ANDREW LLC Patent applications |
Patent application number | Title | Published |
20150229386 | Narrowband Signal Transport Sub-System for Distributed Antenna System - Certain aspects involve narrowband signal transport sub-systems for a distributed antenna system (“DAS”). The narrowband signal transport sub-system includes one or more filter banks that are communicatively coupled to a port of a unit in the DAS. The input port can receive a broadband downlink signal that includes multiple carriers. Each filter bank can generate a set of narrowband downlink signals corresponding to a carrier from the broadband downlink signal. Each filter bank can include demodulators and filters. The demodulators can generate respective frequency-shifted downlink signals from the carrier. Each frequency-shifted downlink signal can have a respective frequency shift from the carrier's frequency that is based on a respective bandwidth for the carrier. Each filter can have a passband corresponding to the bandwidth of a narrowband channel associated with the carrier and can generate one of the narrowband downlink signals by filtering a respective one of the frequency-shifted downlink signals. | 08-13-2015 |
20150226927 | CABLE ASSEMBLY WITH CONNECTOR HAVING TWIST ABILITY FOR ALIGNING MATING FEATURES - A hybrid cable includes a sleeve surrounding conductors and optical fibers. The sleeve is attached to a transition element. In one embodiment, the optical fibers exiting the transition element are surrounded by a first jacket, and the conductors exiting the transition element are surrounded by a second jacket. The sleeve may be attached to a second transition element, such that the conductors and optical fibers pass through the second transition element, and at least the conductors enter a flexible tube and pass to a connector. If the conductors and optical fibers pass through the flexible tube, the connector may be a hybrid connector terminating both the conductors and optical fibers. The flexible tube can twist about its axis of extension per linear foot without incurring a kink to a greater degree than the sleeve can twist about its axis of extension per linear foot without incurring a kink. | 08-13-2015 |
20150148055 | System and Method for Location Boosting Using Proximity Information - A system and method for determining the location of a target mobile device in a communications network. A set of mobile devices in proximity to the target mobile device may be determined as a function of a common parameter of information observed by mobile devices in the set. Measurement data may be shared for the set of mobile devices and the target mobile device, and a location of the target mobile device determined as a function of the shared measurement data. This sharing of measurement data may occur amongst the set of mobile devices and the target mobile device or may also occur at a communications network entity. | 05-28-2015 |
20150136439 | SEALING COVER BOOT AND COVER AND INTERCONNECTION JUNCTIONS PROTECTED THEREBY - A hollow cover boot formed of an elastomeric material includes, in merging succession, a cable collar, a main section, a transition section, and an interconnection section, wherein the main section has a diameter greater than the cable collar and the interconnection section, and the transition section tapers between the main section and the cable collar. | 05-21-2015 |
20150126251 | METHOD AND APPARATUS FOR DISTRIBUTING POWER OVER COMMUNICATION CABLING - A PoE powered device and method of operation are provided. The device includes a first port unit configured to negotiate receipt of a level of PoE power from a power sourcing equipment. The power is received on a first pair of taps on a first communication port. A detection unit is configured to detect a presence of a first optional circuit load and to detect a presence of a second optional power load. A control circuit is configured to establish connectivity between a second pair of taps on the first communication port and a second powered device port unit in response to the detection unit detecting the first optional load, and further configured to establish connectivity between the second pair of taps and a third pair of taps on a pass-through communication port in response to the detection unit failing to detect the first load and detecting the second load. | 05-07-2015 |
20150123734 | QUASI-DOHERTY ARCHITECTURE AMPLIFIER AND METHOD - An amplifier including a main amplifier circuit and at least one peaking amplifier circuit. The peaking amplifier circuit is selectively operable to operate in combination with the main amplifier circuit. The main amplifier circuit and the peaking amplifier circuit each include an active device operation as an inverse Class-F amplifier element. The main amplifier circuit and the peaking amplifier circuit also each include a combined matching and resonator network coupled with an output of the respective active device so the active device operates as an inverse Class-F device, and a combined matching and resonator network coupled with an input of the respective active device. | 05-07-2015 |
20150119079 | SYSTEM AND METHOD FOR LOCATION OF MOBILE DEVICES IN CONFINED ENVIRONMENTS - A distributed antenna system comprising a master unit configured for interfacing with at least one signal source, a plurality of remote units coupled with the master unit and configured for interfacing with a user device, a remote unit including filtering circuitry for decomposing uplink signals from a user device into a plurality of narrowband signals and processing circuitry for evaluating the plurality of uplink narrowband signals and providing data for a power profile that is associated with the uplink signals of a specific user device, and location measurement circuitry coupled with the remote units and configured to receive data for a plurality of different power profiles from a plurality of different remote units wherein the plurality of power profiles are associated with the same specific user device, the location measurement unit configured for processing the power profile data from the different remote units to determine the location of the specific user device with respect to the distributed antenna system. | 04-30-2015 |
20150116184 | BROAD BAND RADOME FOR MICROWAVE ANTENNA - A radome for an antenna is provided as a composite of an isotropic outer layer and a structural layer of foamed polymer material. The composite is dimensioned to enclose an open end of the antenna. The radome may be retained upon the antenna by a retaining element and fasteners. The outer layer may be a polymer material with a water resistant characteristic. | 04-30-2015 |
20150105102 | System and Method for Mobile Location by Dynamic Clustering - A system and method for determining the location of a mobile device in a communications network. A set of network measurement reports (NMR) may be provided for a region in the network. NMRs in the first set may be clustered as a function of observed measurement information in the NMRs. A candidate NMR for a mobile device may be received, and the candidate NMR may then be associated with a selected cluster of NMRs. The candidate NMR and a second set of NMRs may then be clustered, and a location of the mobile device determined as a function of the clustered candidate NMR and second set of NMRs, where the NMRs in the second set are associated with the selected cluster. | 04-16-2015 |
20150091777 | Antenna Radome With Removeably Connected Electronics Module - In one embodiment, an antenna assembly in a cellular network has a radome that houses a plurality of antenna arrays and an electronics module. The electronics module has a weatherproof housing that encloses electronics for processing signals received by and transmitted from a first of the antenna arrays. The electronics module is physically removeably connected to an outer surface of the radome and electrically removeably connected to the first antenna array, such that the electronics module can be removed without (i) disrupting service to other antenna arrays and (ii) removing the antenna assembly from the cell tower on which the antenna assembly is installed. | 04-02-2015 |
20150042527 | Sub-Reflector Assembly With Extended Dielectric Radiator - In one embodiment, a sub-reflector assembly for a reflector antenna has (i) a waveguide transition at a waveguide end of the sub-reflector assembly and configured to fit within a waveguide, (ii) a dielectric radiator connected to the waveguide transition and extending both laterally and back towards the waveguide end of the sub-reflector assembly, and (iii) a sub-reflector connected to the dielectric radiator. By configuring the dielectric radiator to extend both laterally and back towards the dielectric end of the assembly, radiated energy from the waveguide is directed such that the sub-reflector assembly can be used with shallow reflector dishes (e.g., F/D ratio greater than 0.25) and still achieve sufficiently high directivity. | 02-12-2015 |
20150038167 | System and Method to Collect and Modify Calibration Data - A system and method modifies calibration data used to geo-locate a mobile station. Calibration data measured via a calibration data collection device may contain errors due to the physical limitations of the collection device and/or the collection process. Any data collection device may produce some degree of signal degradation or drop-out. Dead reckoning provides a remedy for signal drop-out, however, it often produces data results that may be unsatisfactory to perform an accurate location estimate. To ensure the integrity of the collected calibration data, a data modification and/or data replacement algorithm may be implemented to enhance the accuracy of the collected data. In addition, current collection procedures used to generate a calibration database may be laborious, time-consuming and expensive. Simplifying the test and measurement equipment needed, and the procedures for obtaining calibration data may save time and expenses. | 02-05-2015 |
20150034381 | HYBRID CABLE WITH FLAT POWER CONDUCTORS - A cable reduces loop inductance by changing the cross-sectional shape of the conductive elements of power supply and return conductors to something other than the traditional circular cross sectional shape, e.g., to a thin generally rectangular shape. The power supply and return conductors are also controlled in placement along the length of the cable, so that mutual inductance is maximized within a given power supply circuit, and minimized between the given power supply circuit and other power supply circuits within the cable. The return power supply conductor may optionally be sized for multiple power supply circuits, which may further reduce loop inductance and reduce crosstalk noise between different power supply circuits within a common cable. The power supply and return conductors may be part of a hybrid cable used to power and communicate with plural remote radio units proximate a top of a tower. | 02-05-2015 |
20150019979 | SIGNAL DISTRIBUTION INTERFACE - A user interface for a distributed antenna system (DAS) is provided. When executed by a processor, a signal distribution engine receives information about signals transported by the DAS and components of the DAS. The signal engine generates a signal set assignment user interface including a list of signals transported by the DAS and a signal set formation area for receiving a signal set. The signal engine also generates a signal distribution user interface that includes representations of signal sets, hardware components, and associations between hardware components. In response to receiving a request to associate the signal set with a specified hardware component, a command is output to configure a signal path so that signals in the signal set are provided to the specified hardware component. | 01-15-2015 |
20150017827 | INTERCONNECTION SEAL - A seal for a cable and connector interconnection includes a unitary elastic body with a bore therethrough. The bore is provided with a cable outer diameter seal portion at a cable end, the cable outer diameter seal portion adjacent a connector cavity portion, the connector cavity portion adjacent a coupling nut cavity portion, and the coupling nut cavity portion adjacent a connector neck seal portion with a bulkhead seal at a connector end. The coupling nut cavity portion is longitudinally aligned with a coupling nut of the connector and is provided with a greater inner diameter than the cable outer diameter seal portion and the connector neck seal portion. The bulk head seal is provided with an outer diameter greater than an outer diameter of the connector neck seal portion. | 01-15-2015 |
20150016296 | RADIO COMMUNICATION SYSTEMS WITH INTEGRATED LOCATION-BASED MEASUREMENTS FOR DIAGNOSTICS AND PERFORMANCE OPTIMIZATION - A radio communication system includes at least one receive antenna for receiving communication signals, processing circuitry for processing the received communication signals and repeating the signals for further transmission, and at least one transmit antenna for transmitting the repeated signals. The processing circuitry is operable for receiving an input regarding the current geographic location of the communication system. The processing circuitry is further capable of recording measurements and data regarding the operation and use of the radio communication system and its operating environment including where and when the measurements and data were taken. The processing circuitry further provides a user interface and capabilities to analyze and visualize the recorded information to diagnose problems and optimize performance. Additionally, the recorded information can be transmitted to a remote server where can be used to determine optimal operational settings for other radio communication systems when they are operating in the same location where the measurements were taken, and these operational settings can be transmitted to these other radio communications systems prior to their use in these locations. | 01-15-2015 |
20140346294 | COMPACT ANTENNA MOUNT - An antenna mount is provided with a bracket with an azimuth slot, an azimuth pivot hole and a boss hole. An azimuth adjuster with an extension portion passes through a boss seated in the boss hole. An offset portion of the azimuth adjuster has an azimuth fastener aperture spaced apart from a longitudinal axis of the extension portion. An azimuth fastener passes through the base, the azimuth slot and the azimuth fastener aperture. An azimuth pivot fastener passes through the base and the azimuth pivot hole. The azimuth slot is provided as an arc segment with a center point at the azimuth pivot hole. Adjustment of a longitudinal position along the extension portion of an interconnection between the boss and the extension portion drives the azimuth fastener within the azimuth slot to pivot the base about the azimuth pivot hole with respect to the bracket. | 11-27-2014 |
20140328245 | COMMUNICATION SYSTEM WITH CHANNEL COMPENSATING EQUALIZER - A communication system and method for extending coverage of a base transceiver station. The communication system includes processing circuitry that receives a communication signal over a wireless channel. The received communication signal is processed through an adaptable equalizer to reduce noise, distortion, interference, and frequency errors. In another aspect of the invention, a frequency of a reference signal in the communication system is adjusted to compensate for frequency errors between the communication system and the source of the communication signal. The equalized and frequency adjusted communication signal is then retransmitted into an extended coverage area. Wireless coverage is thereby provided between a base transceiver station and a mobile device in the extended coverage area. | 11-06-2014 |
20140321562 | Differential Signal Transmission - Transport of differential signals is provided. In one aspect, a telecommunications system includes a first unit and a second unit. The first unit can calculate a differential signal from an original signal. The differential signal can represent a change in signal levels between constant time intervals in the original signal. The second unit can estimate the original signal from the differential signal received from the first unit over a communication medium. | 10-30-2014 |
20140314002 | EXTRACTING SUB-BANDS FROM SIGNALS IN A FREQUENCY DOMAIN - Embodiments are disclosed for extracting sub-bands of interest from signals in a frequency domain for transmission via a distributed antenna system. In one aspect, a transformed downlink signal is generated by performing a frequency transform on a downlink signal. The transformed downlink signal represents the downlink signal in a frequency domain. At least one sub-band of the transformed downlink signal is identified as including data to be transmitted via the distributed antenna system. The sub-band is extracted from the transformed downlink signal for transmission via the distributed antenna system. | 10-23-2014 |
20140284072 | Chain Extended Foam Insulation Coaxial Cable and Method of Manufacture - A method for manufacturing a coaxial cable werein a polymer is irradiated and extruded around a metallic inner conductor and the polymer is then surrounded with a metallic outer conductor. The irradiated polymer may be irradiated, for example, via electron beam, for example, between 0.25 and 4 MRad. | 09-25-2014 |
20140269966 | DISTRIBUTED ANTENNA SYSTEM FOR MIMO COMMUNICATIONS - A method and apparatus for determining placement of a plurality of antennas of a distributed antenna system for handling MIMO signals includes, at a first location, simulating the communication of a first MIMO signal by a first remote unit over an air interface in an environment and, at a second location, simulating the communication of a second MIMO signal by a second remote unit over an air interface in the environment. The first and second locations are arranged within the environment to provide overlapping signal coverage of both the first MIMO signal and the second MIMO signal at a third location in the environment. Analysis is made of at least an imbalance of received power between the first and second MIMO signals within the environment at a third location in order to determine whether a desired capacity for MIMO communications with the system has been achieved at the third location. | 09-18-2014 |
20140269859 | Remote Unit for Communicating with Base Stations and Terminal Devices - A remote unit of a distributed antenna system is disclosed that can communicate analog RF signals with both base stations and terminal devices in a coverage zone serviced by the remote unit. In some aspects, the remote unit can include a signal processing module and a transceiver. The transceiver can communicate RF signals between a master unit of the distributed antenna system and a terminal device. The transceiver can also receive analog downlink RF signals from a base station. The signal processing module can convert the analog downlink RF signals to digital downlink signals and provide the digital downlink signals to the master unit. | 09-18-2014 |
20140266943 | ANTENNA ALIGNMENT ADJUSTMENT MECHANISM - A polarization adjustment assembly for a reflector antenna is provided with a radio bracket with a mounting flange. The mounting flange is coupled to a hub provided with a stop portion. Fasteners couple the radio bracket to the hub via slots in the mounting flange, rotatable with respect to the hub within the extents of the slots. An adjustment bolt passes through a boss coupled to the mounting flange. The adjustment bolt abuts the stop portion, whereby longitudinal displacement of the adjustment bolt with respect to the boss rotates the radio bracket with respect to the hub. Alternatively, the positions of the boss and stop portion on the mounting flange and hub may be exchanged. | 09-18-2014 |
20140254976 | TWIST SEPTUM POLARIZATION ROTATOR - A waveguide polarization rotator is provided as unitary body with a first bore; a diametral first septum of the unitary body extending between sidewalls of the first bore. The first septum is twisted between a first end of the first septum and a second end of the first septum. The waveguide polarization rotator may be further provided in a matrix configuration with a plurality of second bores each with a diametral second septum of the unitary body extending between sidewalls of the second bores; a longitudinal axis of the first bore and each of the second bores parallel to one another. The waveguide polarization rotator may be manufactured via injection molding, casting or the like. | 09-11-2014 |
20140254440 | TDD REPEATER FOR A WIRELESS NETWORK AND METHOD FOR OPERATING SAID REPEATER - A repeater ( | 09-11-2014 |
20140213105 | Curved Transition Surface Inner Contact and Method of Manufacture - An inner contact of a coaxial connector has a body with a plurality of spring fingers, the spring fingers each provided with a contact surface. A plurality of transitions from the contact surfaces are provided as curved surfaces. The curved surfaces may be formed, for example, by chamfer, electrical discharge machining or the like, such that an edge to a slot between the spring fingers does not contact the contact surface. | 07-31-2014 |
20140201989 | Soldered Connector and Cable Interconnection Method and Apparatus - In a method for attaching a connector to a coaxial cable a solder preform is placed upon an end of an outer conductor of the cable. A connector body of the connector is seated upon an interface pedestal and the end of the outer conductor is inserted into a bore of the connector body against the interface pedestal. The outer conductor, the connector body and the interface pedestal contribute sidewalls to form a solder cavity, and the solder preform is heated. A seat may be applied to the interface pedestal to provide a thermal barrier and/or enhanced seal characteristics that are cost efficiently replaceable upon degradation. | 07-24-2014 |
20140198684 | Interceptor System for Characterizing Digital Data in Telecommunication System - Certain aspects are directed to an interceptor system for characterizing digital data communicated between certain points in a telecommunication system. The interceptor system includes an interface device and a processing device. The interface device can retrieve data from at least one communication link between a radio frequency processing unit and a baseband processing unit of a telecommunication system. The data includes digital data communicated between the radio frequency processing unit and the baseband processing unit. The processing device can determine an interface link protocol for communicating with terminal equipment via the telecommunication system. The interface link protocol can be determined based on an organization of the data retrieved from the communication link. | 07-17-2014 |
20140177760 | SYNCHRONOUS TRANSFER OF STREAMING DATA IN A DISTRIBUTED ANTENNA SYSTEM - Embodiments of the invention provide a method, distributed antenna system, and components that generate a jitter reduced clock signal from a binary encoded data stream transmitted over a communication medium. The method includes receiving a modulated signal that includes the binary encoded data stream and generating a recovered clock signal that is phase locked to the binary encoded data stream. The method further comprises generating a stable recovered clock signal by filtering the recovered clock signal to remove jitter, while allowing the clock signal to track long-term drift. | 06-26-2014 |
20140162547 | SYSTEM AND METHOD FOR DETECTING AND MEASURING UPLINK TRAFFIC IN SIGNAL REPEATING SYSTEMS - A signal repeating system for a wireless network includes signal repeating circuitry defining an uplink path for processing signals repeated between endpoints. The signal repeating circuitry includes circuitry for selectively varying at least one parameter of the signals that are processed in the uplink path. Circuitry evaluates how signals received in the uplink path of the signal repeating system respond to the variation of the signal parameter. Processing circuitry is configured for comparing a signal associated with the variation of the signal parameter with the evaluated response to determine if the variation causes a change in the uplink path signal response for detecting traffic in the uplink path. | 06-12-2014 |
20140159977 | Ultra-Wideband 180 Degree Hybrid For Dual-Band Cellular Basestation Antenna - Ultra-wideband 180° hybrids for feeding a radiator of one band of a dual-band dual-polarization cellular basestation antenna are disclosed. The hybrid comprises: metal plates configured in parallel as groundplanes, and a dielectric substrate disposed between plates. First and second metallizations are implemented on opposite exterior surfaces of substrate and are shorted together to keep metal tracks at same potential to form conductor. Plates and first and second metallizations form first stripline circuit implementing matched splitter with short-circuit shunt stub Sum input port is provided at one end and two output ports are provided at opposite ends. Branches of matched splitter narrow to provide gap between output tracks. Third metallization is disposed within substrate. First, second and third metallizations form second stripline circuit. Tracks of third metallization comprise quarter-length transformers of different widths. Difference input port is provided at one end of second stripline circuit and at short-circuit point of short-circuit shunt stub of first stripline circuit. Metal track extends across gap of first stripline circuit. | 06-12-2014 |
20140152389 | Actively Tuned Circuit Having Parallel Carrier and Peaking Paths - A (e.g., Doherty) circuit with carrier and peaking amplifier paths, has an independently controlled, variable phase shifter in each of those signal processing paths that is controlled to compensate for distortion resulting from operating at frequencies that are relatively far from the optimal (e.g., center) frequency of the circuit's operating bandwidth. | 06-05-2014 |
20140141801 | SYSTEM AND METHOD FOR LOCATION OF MOBILE DEVICES IN CONFINED ENVIRONMENTS - A distributed antenna system includes a master unit and a plurality of remote units in communication with the master unit. A plurality of sensors are associated with the respective remote units and the sensors include receiver circuitry configured for capturing RF signals from mobile devices and a controller. The sensors are configured for using the RF signals from at least one mobile device captured by the receiver circuitry and determining position information for the at least one mobile device in the distributed antenna system. The receiver circuitry of the sensor includes an RF receiver integrated with a respective remote unit that is operable to receive RF signals from mobile devices for providing RF communications in the distributed antenna system. | 05-22-2014 |
20140140671 | OPTICAL FIBER / ELECTRICAL COMPOSITE CABLE ASSEMBLY WITH SEALED BREAKOUT KIT - A cable breakout kit has a cable portion, an inner wall portion and a furcation portion with at least one fiber port. The cable portion and the furcation portion are dimensioned to couple with one another, enclosing a furcation area. The inner wall portion is coupled to the furcation portion and a fiber bundle of the cable, enclosing a fiber area within the furcation area; the fiber area is coupled to the at least one fiber port. An assembly including a cable with a fiber and an electrical conductor utilizes a transition housing to pass the fiber and conductor to respective furcation tubes, isolated from one another. The fiber area is isolated from the furcation area and the furcation portion. | 05-22-2014 |
20140140669 | RUGGED FURCATION TUBE - A furcation tube for optical fibers has a polymer inner jacket surrounded by a fiber and strength member layer of fibers and strength rods, which is surrounded by a polymer outer jacket. The inner jacket may surround a plurality of inner tubes. The strength members may be arrayed around the inner jacket generally equidistant from one another. The strength members may be resin pultruded fiber rods and the fiber may be para-aramid fibers. | 05-22-2014 |
20140140664 | OPTICAL FIBER / ELECTRICAL COMPOSITE CABLE ASSEMBLY WITH SEALED BREAKOUT KIT - A cable breakout kit has a cable portion, an inner wall portion and a furcation portion with at least one fiber port. The cable portion and the furcation portion are dimensioned to couple with one another, enclosing a furcation area. The inner wall portion is coupled to the furcation portion and a fiber bundle of the cable, enclosing a fiber area within the furcation area; the fiber area is coupled to the at least one fiber port. An assembly including a cable with a fiber and an electrical conductor utilizes a transition housing to pass the fiber and conductor to respective furcation tubes, isolated from one another. | 05-22-2014 |
20140138151 | SHIELDED ELECTRICAL CONDUCTOR FURCATION ASSEMBLY - A furcation assembly for electrical conductors of an electro-optical cable with electrical conductors and optical conductors has an inner tube surrounded by a metallic shield layer and a polymer jacket surrounding the metallic shield layer. The inner tube may have a circular or a generally ovalaid cross section inner diameter. A transition housing may be applied over an interconnection between the metallic shield layer and a metallic shield of the electro-optical cable. A pull strand may be provided in the inner tube inner diameter, for ease of insertion of the electrical conductors and/or additional water proofing characteristics. | 05-22-2014 |
20140134943 | GAIN MEASUREMENT AND MONITORING FOR WIRELESS COMUNICATION SYSTEMS - A system and method of monitoring a signal repeating device in a wireless communication system is provided. An operational noise measurement is obtained by measuring a noise value outside of a bandwidth of a first element, but within a bandwidth of a second, subsequent element in a signal path of the device. The operational noise measurement is alternatively obtained by tuning an input band of the device to shift the input band partially or completely outside of a bandwidth of a first element to create an open band or by suppressing an input of an antenna and measuring noise within the open bandwidth of the device. A stored parameter is retrieved and compared to the measured operational noise. Alternatively, a leakage signal of the device may be received at a signal receiver and compared to a reference. The reference is a function of elements of the device in a leakage path of the leakage signal. | 05-15-2014 |
20140134878 | RF Shielded Capacitively Coupled Connector - A connector with a capacitively coupled connector interface for interconnection with a female portion is provided with an annular groove, with a sidewall, open to an interface end of the female portion. A male portion is provided with a male outer conductor coupling surface at an interface end, covered by an outer conductor dielectric spacer. A waveguide path between the male outer conductor coupling surface and the female portion, while in the interlocked position, may extend from the outer conductor dielectric spacer to an exterior of the interconnection through an s-bend in a radial direction, to improve RF isolation. Alternatively and/or additionally an overbody may be provided as an RF absorbing chamber including RF absorbing material and which may include a plurality of RF absorbing chambers isolated from one another, where multiple interconnections are present. | 05-15-2014 |
20140134876 | COAXIAL CONNECTOR WITH CAPACITIVELY COUPLED CONNECTOR INTERFACE AND METHOD OF MANUFACTURE - A connector with a capacitively coupled connector interface for interconnection with a mating portion with a sidewall. A connector body has an outer conductor coupling surface at an interface end, covered by an outer conductor dielectric spacer. The outer conductor coupling surface is dimensioned to seat, spaced apart from the sidewall by the outer conductor dielectric spacer, when the connector body and the mating portion are in an interlocked position. A releasable retainer may be provided, the releasable retainer dimensioned to secure the connector body and the mating portion in the interlocked position. | 05-15-2014 |
20140134875 | RF Isolated Capacitively Coupled Connector - A connector with a capacitively coupled connector interface for interconnection with a female portion is provided with an annular groove, with a sidewall, open to an interface end of the female portion. A male portion is provided with a male outer conductor coupling surface at an interface end, covered by an outer conductor dielectric spacer. A waveguide path between the male outer conductor coupling surface and the female portion, while in the interlocked position, extends from the outer conductor dielectric spacer to an exterior of the interconnection through an S-bend in a radial direction, to improve RF isolation. The male outer conductor coupling surface is dimensioned to seat, spaced apart from the sidewall by the outer conductor dielectric spacer, within the annular groove, when the male portion and the female portion are in an interlocked position. | 05-15-2014 |
20140127989 | REPEATERS FOR WIRELESS COMMUNICATION SYSTEMS - A signal repeating element for repeating a signal includes a housing, at least one transmit antenna element positioned on one side of the housing and at least one receive antenna element positioned on the same one side of the housing. Receiver and transmitter circuitry is coupled with respective ones of the receive and transmit antenna elements. Phase circuitry for affecting the phase of signals from the at least one receive antenna element and at least one transmit antenna element is coupled between the respective receive or transmit antenna element and the receiver or transmitter circuitry. | 05-08-2014 |
20140119281 | Digital Baseband Transport in Telecommunications Distribution Systems - A telecommunications system is provided that includes a unit for communicating channelized digital baseband signals with remotely located units. The channelized digital baseband signals include call information for wireless communication. The unit includes a channelizer section and a transport section. The channelizer section can extract, per channel, the channelized digital baseband signals using channel filters and digital down-converters. The transport section can format the channelized digital baseband signals for transport together using a transport schedule unit for packetizing and packet scheduling the channelized digital baseband signals. A signal processing subsystem can control a gain of uplink digital baseband signals, independently, that are received from the remotely located units prior to summing the uplink digital baseband signals. | 05-01-2014 |
20140112374 | INTERFACE MODULE FOR A UNIT OF AN ANTENNA DISTRIBUTION SYSTEM, AND ANTENNA DISTRIBUTION SYSTEM - An interface module for a unit designed to transmit and/or amplify communication signals inside an antenna distribution system includes a first analog interface for forwarding and receiving communication signals from mobile terminals and a second interface for forwarding and receiving communication signals from the antenna distribution system. A signal path forwards the received communication signals between the first and second interfaces. A controllable digital unit in the signal path is configured for digitizing incoming communication signals to digital signals and converting outgoing communication signals to analog signals. The digital unit is configured to evaluate characteristic signal parameters of the digital communication signals and select a subset of signals from the digital communication signals. The controllable digital unit is further configured for forwarding the selected subset of signals. | 04-24-2014 |
20140097022 | CONNECTOR COVER - A seal for a cable and connector interconnection includes a unitary elastic primary body with a primary bore therethrough. The primary bore is provided with a primary cable outer diameter seal portion at a cable end, the cable outer diameter seal portion adjacent a primary connector cavity portion, the primary connector cavity portion adjacent a coupling nut cavity portion, and the coupling nut cavity portion adjacent a connector neck seal portion at a connector end. The coupling nut cavity portion is longitudinally aligned with a coupling nut of the connector and is provided with a greater inner diameter than the cable outer diameter seal portion and the connector neck seal portion. | 04-10-2014 |
20140076958 | Corrugated Solder Pre-form and Method of Use - A solder pre-form for soldering a coaxial cable to a connector body is provided with a plurality of flux grooves on a cable side and a connector side. The solder pre-form may also have a plurality of holes between the cable and connector sides. In a method of use, flux is applied to the flux grooves and the solder pre-form applied to encircle the outer conductor which is then inserted into the connector body and the solder pre-form melted to complete the solder interconnection. Where holes are present, flux may be applied to the connector side, passing through the holes also to the cable side. | 03-20-2014 |
20140064348 | Digital Post-Distortion Compensation in Telecommunication Systems - Systems and methods are provided for compensating for analog distortion in telecommunication systems. In one aspect, a system is provided for communicating signals having frequencies in multiple frequency bands between at least one base station and at least one terminal device. The system includes a transport section, a digital filter, and a processing device. The transport section includes an analog filter. The analog filter can reduce interference from interfering signals having frequencies in frequency bands adjacent to received signals from an antenna by filtering the received signals. The processing device can modify filter coefficients of the digital filter. The digital filter with the modified filter coefficients can compensate for distortion in the received signals caused by the analog filter. | 03-06-2014 |
20140050212 | Telecommunication System Using Multiple Nyquist Zone Operations - Telecommunication systems using multiple Nyquist zone operations are provided. In one aspect, a telecommunication system can include a first section and a second section. The first section can receive signals from at least one transmitting base station or transmitting terminal device. The received signals have frequencies in multiple frequency bands. The first section can also sample the received signals such that the received signals are aliased. The first section can also combine the aliased signals from the frequency bands into a combined frequency band in a common Nyquist zone. The second section can extract signals from the combined frequency band. The extracted signals are to be transmitted at frequencies in a frequency band from a Nyquist zone that is different than the common Nyquist zone. The second section can also transmit the extracted signals to at least one receiving base station or receiving terminal device. | 02-20-2014 |
20140033529 | FRICTION WELD INNER CONDUCTOR CAP INTERCONNECTION METHOD - An inner conductor cap, with a connector end and a cable end, is provided with an inner conductor socket at the cable end and an inner conductor interface at the connector end. The inner conductor socket may be dimensioned to mate with a prepared end of an inner conductor of a coaxial cable. At least one material gap may be provided between a sidewall of the inner conductor socket and an outer diameter surface of the prepared end when the inner conductor cap is mated with the prepared end. A rotation key may be provided for rotating the inner conductor cap. | 02-06-2014 |
20140027153 | Flexible Electrical Power Cable - An electrical cable has a plurality of generally rectangular cross-section conductors superposed in a stack, the stack surrounded by a polymer jacket. The stack may be provided with a lubrication layer provided between at least two of the conductors. Conductors of the stack may have a thickness that is greater proximate the middle of the stack than at the top and bottom of the stack and/or a width that is less at the top and the bottom than at the middle. Further stacks may also be provided parallel and coplanar with the first stack, also surrounded by the polymer jacket. | 01-30-2014 |
20140004881 | System and Method for Mobile Location By Dynamic Clustering | 01-02-2014 |
20130336622 | UNIVERSAL REMOTE RADIO UNIT FIBER OPTIC CABLE ASSEMBLY - A fiber optic cable has a cable core that includes at least one optical fiber coupled to a fiber optic connector. A cable adapter sleeve is axially mounted on the cable core to surround the cable core, the cable adapter sleeve including a body portion that has a first outer diameter, a collar that has a second outer diameter that is greater than the first outer diameter, and a stop that has a third outer diameter that is greater than the first outer diameter. | 12-19-2013 |
20130330944 | SPRING-LOADED BLIND-MATE ELECTRICAL INTERCONNECT - An electronic device, configured to be blindly mated with a printed circuit board, comprises a housing and at least one RF interconnect. The RF interconnect comprises an outer conductor, an insulator, and an inner conductor that function in a manner similar to the outer conductor, insulator, and inner conductor of a coaxial cable, respectively. The inner conductor comprises a spring-loaded electrical contact such as a POGO pin. An upper end of the outer conductor is electrically coupled to the housing and a lower end of the outer conductor is configured to electrically couple to a ground return path of the printed circuit board. In its normally extended position, the spring-loaded contact extends beyond the lower end of the outer conductor, and the outer conductor limits the compression distance of the spring-loaded contact. | 12-12-2013 |
20130324155 | System and Method for Locating WIMAX or LTE Subscriber Stations - A system and method for estimating a location of a subscriber station receiving a first signal from a first base station and receiving a second signal from a second base station where the first and second base stations are nodes in a WiMAX or LTE network. A message may be received from the subscriber station containing first and second information, and a range ring determined from the first base station using the first information. A location hyperbola may be determined using the second information wherein the location hyperbola has the first and second base stations as foci. A location of the subscriber station may be estimated using the range ring and the location hyperbola. | 12-05-2013 |
20130323965 | Power Adapter for RF Coaxial Cable and Method for Installation - An adapter for coupling a coaxial interface to a power conductor and method for interconnection may be provided as a body with a conductor junction dimensioned to couple with the power conductor and a mating surface dimensioned to couple with the coaxial interface. The conductor junction, an outer conductor contacting portion of the mating surface and an inner conductor contacting portion of the mating surface are electrically coupled together by the body. | 12-05-2013 |
20130314292 | Dipole Strength Clip - An antenna comprising PCB elements mechanically secured by a clip is provided. The antenna has a feedboard printed circuit board having a feed network, at least one radiating element, and the clip. The radiating element includes first and second printed circuit boards, each having a base disposed on a surface of the feedboard printed circuit board. In one example, the printed circuit boards each further include a dipole disposed above the feedboard. In another example, the PCBs are supports and a cross-polarized radiating may be mounted on top. The first and second PCBs may include slots so that the boards may be assembled together. The PCBs also include an extension extending through a first slot on the feedboard PCB, and indentations disposed on the first extension. The clip may have retainers that engage the indentations of the extensions. | 11-28-2013 |
20130308693 | Calibration Sub-System for Telecommunication Systems - A calibration sub-system for calibrating a unit of a distributed antenna system is provided. The calibration sub-system includes a signal generator, a receiver, and a processor. The signal generator provides test signals to a communication path that are generated based on modification schemes for an in-phase signal component (“I component”) or a quadrature signal component (“Q component”). The receiver receives output signals generated from test signals. The processor determines output power values for an undesirable signal component of the output signals. Each output power value is a Taylor series function or a polynomial function of a respective modification scheme for the I or Q component of the respective test signal. The processor determines an optimal modification scheme for the I or Q component that minimizes an output power of the undesirable signal component. An output value of the function is minimized by having the optimal modification scheme as an input. | 11-21-2013 |
20130308537 | DISTRIBUTED ANTENNA SYSTEM FOR WIRELESS NETWORK SYSTEMS - A distributed antenna system is provided for communicating with a plurality of base stations. The distributed antenna system includes a system controller and a master unit communicating with at least one of the plurality of base stations. A remote unit communicates over a high data rate media with the master unit and/or a downstream remote unit. Alternatively, the distributed antenna system includes a controller and a digital time/space crosspoint switch controlled by the controller. A digitizing transceiver is in communication with the digital time/space crosspoint switch. The crosspoint switch is configured to transmit and receive digital data through the digitizing transceiver. | 11-21-2013 |
20130300621 | LOW SIDELOBE REFLECTOR ANTENNA WITH SHIELD - A front feed reflector antenna with a dish reflector has a wave guide is coupled to a proximal end of the dish reflector, projecting into the dish reflector along a longitudinal axis. A dielectric block may be coupled to a distal end of the waveguide and a sub-reflector coupled to a distal end of the dielectric block. A shield is coupled to the periphery of the dish reflector. A subtended angle between the longitudinal axis and a line between the focal point and a distal periphery of the shield is | 11-14-2013 |
20130279813 | ADAPTIVE INTEREST RATE CONTROL FOR VISUAL SEARCH - Image-processing apparatus and methods to adaptively vary an interest point threshold value and control a number of interest points identified in an image frame are described. Sub-regions of an image frame may be processed in a sequence, and an interest point threshold value calculated for each sub-region. The calculated value of the interest point threshold may depend upon pre-selected values and values determined from the processing of one or more prior sub-regions. By using adaptive thresholding, a number of interest points detected for each frame in a sequence of image frames may remain substantially constant, even though objects within the frames may vary appreciably. | 10-24-2013 |
20130278376 | RF Thermal Fuse - Certain aspects are directed to a thermal fuse for preventing overheating of RF devices in a telecommunication system. The RF thermal fuse includes a body, a conductive bolt, and a driving mechanism. The body can be positioned on a transmission line between an RF signal source and an RF device. The conductive bolt is positioned in the body. The conductive bolt has a length sufficient to provide impedance at a point of protection on the transmission line in response to the conductive bolt contacting a live conductor of the transmission line. The impedance is sufficient to reflect a portion of the incident power of an RF signal from the RF source. The driving mechanism can cause the conductive bolt to contact the live conductor in response to a temperature at or near the point of protection exceeding a threshold temperature. | 10-24-2013 |
20130271349 | INJECTION MOLDABLE CONE RADIATOR SUB-REFLECTOR ASSEMBLY - A dielectric cone radiator sub-reflector assembly for a reflector antenna with a waveguide supported sub-reflector is provided as a unitary dielectric block with a sub-reflector at a distal end. A waveguide transition portion of the dielectric block is dimensioned for insertion coupling into an end of the waveguide. A sub-reflector support portion of the dielectric block and the waveguide transition portion provided with a plurality of longitudinal ribs and grooves coaxial with a longitudinal axis of the assembly; the longitudinal grooves open to a proximal end of the dielectric block. The unitary dielectric block may be manufactured as a single contiguous monolithic portion of dielectric material via injection molding. | 10-17-2013 |
20130271348 | DIELECTRIC LENS CONE RADIATOR SUB-REFLECTOR ASSEMBLY - A dielectric cone radiator sub-reflector assembly for a reflector antenna with a waveguide supported sub-reflector is provided as a unitary dielectric block with a sub-reflector at a distal end. A waveguide transition portion of the dielectric block is dimensioned for insertion coupling into an end of the waveguide. A dielectric radiator portion is provided between the waveguide transition portion and a sub-reflector support portion. An outer diameter of the dielectric radiator portion is provided with a plurality of radially inward grooves extending radially inward to a diameter less than an inner diameter of the end of the waveguide and a lens bore extends from a proximal end of the dielectric block towards the distal end of the dielectric block at least to the sub-reflector support portion. The unitary dielectric block may be manufactured as a single contiguous monolithic portion of dielectric material via injection molding. | 10-17-2013 |
20130260844 | SERIES-CONNECTED COUPLERS FOR ACTIVE ANTENNA SYSTEMS - In one embodiment, an antenna system has a plurality of antenna paths and a calibration circuit. Each of the antenna paths has a transceiver and an antenna element. The calibration circuit has (i) a calibration transceiver and a different coupler coupled to each antenna path. The couplers are connected in series with one another and with the calibration transceiver. Connecting the couplers in series, rather than in parallel, reduces the amount of cabling needed and the need for a combiner/splitter or switch matrix between the couplers and the calibration transceiver, thereby reducing the cost, volume, and/or weight associated with the calibration circuit. | 10-03-2013 |
20130252478 | Integrated AISG Connector Assembly - A connector assembly is provided. In one example, the connector assembly includes a connector plate, a connector bracket, and a wiring set. The connector plate has a male connector shell and a female connector shell. The connector bracket has a male connector core and a female connector core. The connector bracket is dimensioned to be mounted on the connector plate with the male connector core disposed within the male connector shell and the female connector core disposed within the female connector shell. The wiring set is coupled to the male connector core and to the female connector core, and is further provides a pigtail connection. | 09-26-2013 |
20130252463 | FRICTION WELD COAXIAL CONNECTOR INTERCONNECTION SUPPORT - A coaxial connector for interconnection with a coaxial cable with a solid outer conductor by friction welding is provided with a monolithic connector body with a bore dimensioned for an interference fit with an outer diameter of the outer conductor. A friction groove may be formed around the leading end of the outer conductor by application of a friction weld support against the inner diameter and leading end of the outer conductor. The friction groove may include a material chamber formed between a radial friction protrusion of the bore and a bottom of the friction groove. The friction weld support may be provided with ceramic surfaces contacting the outer conductor, a stop shoulder dimensioned to abut a cable end of the bore and/or an elastic insert seated within an inner conductor bore. | 09-26-2013 |
20130244487 | Ultrasonic Weld Coaxial Connector - A coaxial connector for interconnection with a coaxial cable with a solid outer conductor by ultrasonic welding is provided with a monolithic connector body with a bore. An annular flare seat is angled radially outward from the bore toward a connector end of the connector; the annular flare seat open to the connector end of the connector. The flare seat may be provided with an annular flare seat corrugation. | 09-19-2013 |
20130231152 | Master Antenna Controller Application And Device - A Master Antenna Controller System comprises a handheld wireless device and an AISG equipment controller. The handheld wireless device may comprise an Android OS or iOS based smartphone or tablet that includes Wi-Fi capabilities communications capabilities. The equipment controller may provide full RET control based on the AISG 1.1 and 2.0 standards and communicate with the handheld wireless device via a Wi-Fi server. The combination may be configured to provide extensive, screen-guided, intuitive RET diagnostics functionality. The RET diagnostics functionality may include measurements of voltage, current, and AISG protocol commands. The equipment controller itself may also include multiple different pre-defined tests (e.g. test one actuator, test one RET cable, test AISG signal from TMA) and also some standard electrical tests, e.g. measuring voltage, current etc. Additional higher-level functions may be provided on an Application on the handheld wireless device and communicated to the equipment controller wirelessly or by USB connection. | 09-05-2013 |
20130221182 | Alignment Stable Adjustable Antenna Mount - An antenna mount is provided with a pivot base and a pivot saddle rotatably coupled to the pivot base by a pivot connection and at least one pivot arm connection. The pivot connection is provided with dual opposing conical countersunk head pivot connection bolts seated within conical countersunk pivot connection bolt holes of the pivot saddle, the conical countersunk head pivot connection bolts extending through the conical countersunk pivot connection bolt holes of the pivot saddle to couple with the pivot base about a pivot axis. | 08-29-2013 |
20130214973 | Shared Antenna Arrays With Multiple Independent Tilt - A feed network for use with an antenna array includes at least first and second RF inputs, a combiner network and a beamforming network. In some examples, additional RF inputs are provided. Each RF input corresponds to a sub-band. The first RF input for a first sub-band signal is coupled to a first sub-band parameter control; the second RF input for the second sub-band signal is coupled to a second sub-band parameter control. The combiner network is coupled to the first sub-band parameter control and to the second sub-band parameter control. The combiner network also has at least one output comprising a combination of the first sub-band signal and the second sub-band signal. The beamforming network is coupled to the combiner network and has a plurality of RF outputs. The first and second sub-band parameter controls are independently adjustable. In one example, the beamforming network comprises a Butler matrix. | 08-22-2013 |
20130210457 | SYSTEM AND METHOD FOR LOCATION OF MOBILE DEVICES IN CONFINED ENVIRONMENTS - The sensor network may include a location capture processing unit; and a plurality of sensors in communication with the location capture processing unit. Each sensor of the plurality of sensors includes a controller and a RF receiver configured to receive RF signals. The RF receiver is in communication with the controller. A localization engine is configured to receive beacon signals transmitted by other sensors in the sensor network. The localization engine is in communication with the controller. The controller of each of the plurality of sensors is further configured to determine a position of its respective sensor using either RF receiver or localization engine or both. The plurality of sensors communicates their position to the location capture processing unit. | 08-15-2013 |
20130203447 | LTE USER EQUIPMENT POSITIONING SYSTEM AND METHOD - A method of determining the location of a mobile device in a communications network having a plurality of nodes, one of the plural nodes serving the device. Observed positioning measurements for a mobile device may be received from the serving node and uplink enhanced cell identification (E-CID) positioning measurements received from the mobile device. One or more ranges between ones of the plural nodes and the mobile device may then be determined as a function of the received observed positioning measurements and the received uplink E-CID positioning measurements. A geographic location of the mobile device may then be estimated as a function the determined one or more ranges. | 08-08-2013 |
20130203423 | System and Method for Mobile Location Using Ranked Parameter Labels - A system and method for generating a calibration database in a communications network. A grid of geographic locations may be generated to cover a region in a communications network having a plurality of cellular sites. A set of network measurement reports (NMRs) is generated for the region, the NMR being a collection of measurement parameters observed at selected geographic locations in the grid. A label may then be generated representing a first measurement parameter observed from ones of the plural cellular sites at one of the selected geographic locations, the label including a relative ranking by cellular site of the first measurement parameter. Using this generated label, a calibration database for the communications network may be populated and locations of mobile devices determined therefrom. | 08-08-2013 |
20130201916 | OPTIMIZED TELECOMMUNICATIONS DISTRIBUTION SYSTEM - Systems and methods for optimized telecommunications distribution are provided. For example, a distributed antenna system can include a master unit for transceiving signals with remote units operable for wirelessly transceiving signals with mobile devices in a coverage area. A self-optimized network analyzer can be in a unit of the distributed antenna system. A self-optimized network controller in the distributed antenna system can output commands for changing operation of a component in the distributed antenna system in response to analysis results from the self-optimized network analyzer. In some aspects, the master unit includes base transceiver station cards for receiving call information in network protocol data from a network and for generating digital signals including the call information from the network protocol data for distribution to the remote units. | 08-08-2013 |
20130201006 | Detecting Passive RF Components Using Radio Frequency Identification Tags - Systems and methods are provided for automatically detecting passive components in communications systems using radio frequency identification (“RFID”) tags. A coupling circuit is provided in a system between a communications network and an RFID tag. The RFID tag is associated with a passive element of a distributed antenna system (“DAS”). The coupling circuit can allow an RFID signal received from an RFID transmitter over the communications network to be transported to the RFID tag. The coupling circuit can substantially prevent mobile communication signals on the communications network from being transported to the RFID tag. | 08-08-2013 |
20130195467 | DISTRIBUTED ANTENNA SYSTEM FOR MIMO SIGNALS - A distributed antenna system includes a master unit configured to receive at least one set of multiple input multiple output (MIMO) channel signals from at least one signal source. The master unit is configured to frequency convert at least one of the MIMO channel signals to a different frequency from an original frequency, and combine the MIMO channel signals for transmission. An optical link couples the master unit with a remote for transceiving the MIMO channel signals. The remote unit is configured to receive the MIMO channel signals to be transmitted over antennas and includes an extension port configured to transceive at least one of the MIMO channel signals. An extension unit is coupled to the remote unit and is configured to frequency convert at least one of the first and second MIMO channel signals from the different frequency back to an original frequency for transmission over an antenna. | 08-01-2013 |
20130189921 | MULTIPATH INTERFERENCE CANCELLATION THROUGH CEPSTRUM ANALYSIS - A method and apparatus of mitigating multipath coupling interference in a wireless repeater system | 07-25-2013 |
20130188753 | DISTRIBUTED ANTENNA SYSTEM FOR MIMO SIGNALS - A distributed antenna system includes a multiple-input and multiple-output (MIMO) base station configured to output at least a first signal and a second signal. At least one master unit communicates with the MIMO base station. At least one remote unit communicates with the master unit. At least one antenna is coupled with the remote unit for receiving signals from the remote unit. A hybrid coupler is coupled between the remote unit and antenna and is configured to receive the first signal Ch | 07-25-2013 |
20130181865 | Autonomous Transmit Chain Delay Measurements - A system and method for determining transmission delay in a communications system. In some embodiments, satellite positioning information may be received for a mobile device and enhanced cell identification (E-CID) positioning information received for the mobile device. A location of the mobile device may be determined as a function of the received satellite positioning information, and transmission delay between a node serving the mobile device and an antenna serving the mobile device determined as a function of the received E-CID positioning information and the determined location of the mobile device. | 07-18-2013 |
20130172008 | System and Method for Determining the Location of a Mobile Device - A system and method for determining the location of a mobile device. A first set of signals from a plurality of radio frequency (“RF”) sources may be received at a mobile device and then downconverted into a second set of signals. The mobile device may then time stamp the second set of signals and transmit the time stamped signals to a location determining system. The location of the mobile device may be determined at the location determining system as a function of the time stamped signals. | 07-04-2013 |
20130171946 | Active Antenna Sub-Array Structures - An antenna comprising a plurality of sub-arrays and methods and structure for restoring performance after a transceiver failure is provided. Each sub-array may include a power divider/combiner network, a first radiating element coupled to a first port of the power divider/combiner network, a second radiating element coupled to a second port of the power divider/combiner network, and a transceiver coupled to a third port of the power divider/combiner network. An adjustable power supply may be coupled to each transceiver, the adjustable power supply having current monitors to detect at least one failure state of a transceiver, and a power compensation mode to increase absolute power to a transceiver in a non-failed state. The adjustable power supply provides a first voltage in normal operation and a second voltage, where the second voltage is higher than the first voltage in power compensation mode. | 07-04-2013 |
20130169501 | Antenna Structure for Distributed Antenna System - One embodiment discloses an antenna structure. The antenna structure may comprise a transmit antenna element comprising a first transmit antenna sub-element and a second transmit antenna sub-element. The antenna structure can comprise a receive antenna element comprising a first receive antenna sub-element and a second receive antenna sub-element. At least one electronic component of the antenna structure may be coupled with a ground plane. The first transmit antenna sub-element, the second transmit antenna sub-element, the first receive antenna sub-element, and the second receive antenna sub-element may each comprise a first portion and a second portion. The second portion may be larger than the first portion. The first portion can be closer to a center position of an arrangement of the sub-elements than the second portion. In one embodiment, the arrangement of the sub-elements about the center position forms a four-leaf clover-like arrangement. | 07-04-2013 |
20130165145 | Method to Modify Calibration Data Used to Locate a Mobile Unit - A method of modifying calibration data used to geo-locate a mobile station located in an indoor environment is disclosed. When a mobile station is located indoors, the signal strength of signals received and/or transmitted by the mobile station have the tendency to be lower than the strength of the signals received by a mobile station located outdoors. As a result of these lower signal strengths, geo-location efforts which rely on signal strengths may result in unsatisfactory location accuracy. Modifying pre-existing calibration data obtained outdoors may provide a way to simulate indoor calibration data characteristics. | 06-27-2013 |
20130143598 | UMTS PROXIMITY DETECTION WITH UPLINK AND DOWNLINK SIGNALS - A method and system for determining the location of a mobile device in a communications network or the proximity of the device to a node in the network. A location request may be received for a mobile device served by a base station in the network. A set of nodes associated with the serving base station may then be tasked and downlink data collected at a first node, the downlink data from a downlink signal received from the serving base station. Downlink frame timing may then be determined as a function of the collected downlink data and uplink data collected at a second node as a function of the determined downlink frame timing. A geographic location for the device or proximity thereof to a node may be determined as a function of the collected uplink data. | 06-06-2013 |
20130143516 | ENABLING LOCATION DETERMINATION OF USER DEVICE ORIGINATING EMERGENCY SERVICE CALL - A method is provided for processing emergency service calls from a user device to a PSAP, the user device having an associated line number and being configured to originate calls from fixed and mobile access networks. The method includes determining whether a call from the user device originates from a home location in a fixed access network. When the call is determined to have originated from the home location in the fixed access network, the call is routed to the PSAP, where a location of the user device is determined based on the Automatic Number Identification (ANI) included in signaling associated with the call. When the call is determined not to have originated from the home location in the fixed access network, adding pseudo-ANI to signaling associated with the call and routing the call to the PSAP, where the location of the user device is determined based on the pANI. | 06-06-2013 |
20130136202 | SYSTEMS AND METHODS FOR TRANSPORTING DIGITAL RF SIGNALS - A telecommunications system is provided that can re-sample a digitized signal at a resample rate that is based on one or more factors to better utilize bandwidth. The factors can include the bandwidth of the signal that the digitized signal represents, the amount of bandwidth owned or used by the carrier, the full bandwidth of the designated RF band, the bandwidth of the serial link, the frame length of the serial link, the segmentation of the frames on the serial link, and the capability of the equipment at the receiving end of a serial link. The re-sampled signal can be transmitted to another unit that is remote to the unit transmitting the signal. The other unit can include a re-sampling device that restores the re-sampled signal to a digital signal that can be converted to an analog signal for wireless transmission. | 05-30-2013 |
20130130620 | REPEATERS FOR WIRELESS COMMUNICAITON SYSTEMS - A repeater and associated method of use includes at least one antenna element for communicating in one direction and at least one antenna element for communicating in another direction. A radio frequency uplink path and a radio frequency downlink path are coupled between the antennas. At least one of the radio frequency uplink path or the radio frequency downlink path includes an adaptive cancellation circuit. The adaptive cancellation circuit is configured to generate a cancellation signal without requiring an injected signal. The cancellation signal, when added to a radio frequency signal in the respective uplink and downlink paths, substantially reduces feedback signals present in the radio frequency signal. | 05-23-2013 |
20130129009 | TRANSPORT DATA REDUCTION FOR DAS SYSTEMS - A distributed antenna system having improved data transmission features incorporates endpoints of the system, which are coupled together by serial data link. At the endpoints, processing may occur utilizing processing circuitry to determine similarities between multiple signal streams. If the streams are similar, the data sent over the serial digital link is reduced by only sending one of the representative signals. In an alternative embodiment of the invention, the difference between the signals might be sent as well. Alternatively, all signals might be sent, but may be compressed with compression circuitry before the signals are transmitted over the serial link. At the endpoint of the system, the signals are reconstructed for further processing and transmission. | 05-23-2013 |
20130122929 | Enhancing A-GPS Location Accuracy and Yield With Location Measurement Units and Network Timing Measurements - A system and method for determining the location of a mobile device. One or more location measurement units (LMUs) or components may be requested to provide timing relationship information from a respective cell site. These LMUs may then be tasked to measure uplink times of arrival of signals received by the LMUs from a target mobile device. A response message from the target mobile device may be received, the response message having reference epoch frame information whereby a Global Positioning System (GPS) time estimate at the reference epoch that the target mobile device used to make GPS satellite measurements is determined as a function of the requested timing relationship information. Satellite information may then be determined using the determined GPS time estimate, and a location of the mobile device performed using this satellite information. | 05-16-2013 |
20130121703 | DISTRIBUTED ANTENNA SYSTEM FOR WIRELESS NETWORK SYSTEMS - A distributed antenna system is provided for communicating with a plurality of base stations. The distributed antenna system includes a system controller and a master unit communicating with at least one of the plurality of base stations. A remote unit communicates over a high data rate media with the master unit and/or a downstream remote unit. Alternatively, the distributed antenna system includes a controller and a digital time/space crosspoint switch controlled by the controller. A digitizing transceiver is in communication with the digital time/space crosspoint switch. The crosspoint switch is configured to transmit and receive digital data through the digitizing transceiver. | 05-16-2013 |
20130120206 | Modular Feed Network - A modular feed network is provided with a segment base provided with a feed aperture, a corner cavity at each corner and a tap cavity at a mid-section of each of two opposite sides. A segment top is provided with a plurality of output ports. The segment top is dimensioned to seat upon the segment base to form a segment pair. the segment base provided with a plurality of waveguides between cavities of the segment base. The modular feed network is configurable via a range of feed, bypass and/or power divider taps seated in the apertures and/or cavities to form a waveguide network of varied numbers of output ports by routing across one or more of the segment tops. For example, the modular feed network may comprise 1, 4 or 16 of the segment bases retained side to side. | 05-16-2013 |
20130120205 | FLAT PANEL ARRAY ANTENNA - A panel array antenna has a waveguide network coupling an input feed to a plurality of primary coupling cavities. Each of the primary coupling cavities is provided with four output ports, each of the output ports coupled to a horn radiator. The waveguide network is provided on a second side of an input layer and a first side of a first intermediate layer. The primary coupling cavities are provided on a second side of the first intermediate layer and the output ports provided on a first side of an output layer, each of the output ports in communication with one of the horn radiators. The horn radiators are provided as an array of horn radiators on a second side of the output layer. Additional layers, such as a second intermediate layer and/or slot layer, may also be applied, for example to further simplify the waveguide network and/or rotate the polarization. | 05-16-2013 |
20130120089 | Antenna Adapter - An antenna adapter, for an antenna with a recessed adapter seat with a feed bore is provided as a base with a feed aperture, the base dimensioned to seat within the adapter seat, the feed aperture aligned coaxial with the feed bore. The base may be provided with interlock cavities dimensioned to receive retaining elements of the adapter seat as the base is inserted into the adapter seat, retaining the base within the adapter seat. The base may include a coupler cavity, coupling the feed aperture to two or more output ports. The coupler cavity may have sidewall slots. | 05-16-2013 |
20130114651 | SYSTEM AND METHOD FOR FEEDBACK CANCELLATION IN REPEATERS - An apparatus for repeating signals includes a receive antenna for receiving input signals, processing circuitry for processing the input signals to form repeated signals, and a transmit antenna for transmitting the repeated signals. The processing circuitry includes an adaptive digital filter configured to generate cancellation signals that are added to the input signals to cancel unwanted feedback signals from the input signals. A frequency shifting circuit adds a frequency shift to the input signals, after the addition of the cancellation signals, to form repeated signals that are frequency shifted from the input signals. A digital signal processor is coupled to the adaptive digital filter for digitally adapting the filter. The digital signal processor utilizes the frequency shift of the transmission signals to adapt the adaptive digital filter. | 05-09-2013 |
20130102200 | CLOSE PROXIMITY PANEL MOUNT CONNECTORS - Close proximity panel mount connectors include a first and a second connector body, each provided with a connection interface at an interface end, a mounting flange with a planar surface at a mounting end, a fastener tab of the mounting flange provided with a tab fastener hole at a male side of the connector body and a fastener slot of the mounting flange formed at a female side of the connector body, a slot fastener hole provided through the mounting flange to the fastener tab slot. The fastener tab of the first connector body seats within the fastener slot of the second connector body when the male side of the first connector body is seated adjacent to the female side of the second connector body, coaxially aligning the tab fastener hole of the first connector body and the slot fastener hole of the second connector body. | 04-25-2013 |
20130102178 | Tool-Less and Visual Feedback Cable Connector Interface - An electrical connector interface has a male portion and a female portion. The male portion provided with at least three outer diameter radial projecting connector tabs and a conical outer diameter seat surface at an interface end. A releasable retainer seats upon the male portion. The female portion provided with at least three outer diameter radial projecting base tabs and an annular groove open to the interface end with an outer sidewall dimensioned to mate with the conical outer diameter seat surface. the releasable retainer dimensioned to engage the base tabs, upon rotation of the releasable retainer, retaining the outer diameter seat surface against the outer sidewall. A handle projection of the releasable retainer and/or visual engagement indicia may be applied for ease of tool-less interconnection and/or verification of engagement. | 04-25-2013 |
20130095870 | UPLINK NOISE MINIMIZATION - A method and apparatus for controlling uplink signal power in a distributed antenna system | 04-18-2013 |
20130095749 | SYSTEM AND METHOD FOR DETECTING AND MEASURING UPLINK TRAFFIC IN SIGNAL REPEATING SYSTEMS - A signal repeating system for a wireless network includes an antenna configured for transceiving signals between a base station and a user equipment device. Repeating circuitry is coupled to the antenna and defines an uplink path for signals from the user equipment device to the base station and a downlink path for signals from the base station to the user equipment device. The repeating circuitry includes gain circuitry and gain control circuitry that is coupled to the gain circuitry. The gain control circuitry is operable for varying the gain of the repeating circuitry according to a waveform. Measurement circuitry measures the receive power in the uplink path over time from the user equipment device. Processing circuitry cross-correlates the inverted gain variation waveform with the measured receive power for determining the existence of traffic from user equipment devices in the uplink path. | 04-18-2013 |
20130095695 | ULTRASONIC WELD INTERCONNECTION COAXIAL CONNECTOR AND INTERCONNECTION WITH COAXIAL CABLE - A coaxial connector for interconnection with a coaxial cable with a solid outer conductor by ultrasonic welding is provided with a monolithic connector body with a bore. An annular flare seat is angled radially outward from the bore toward a connector end of the connector, the annular flare seat open to the connector end of the connector. An inner conductor cap is provided for interconnection with an inner conductor of the coaxial cable by ultrasonic welding. The ultrasonic welding of each of the inner and outer conductor interconnections may be performed via inner conductor and outer conductor sonotrodes which are coaxial with one another, without requiring the cable and or connector to be removed from their fixture. | 04-18-2013 |
20130084740 | Strain Relief for Connector and Cable Interconnection - A strain relief for a coaxial cable and coaxial connector interconnection is provided as an injection moldable polymer material surrounding the interconnection. The injection moldable material fills a solder pre-form cavity between an outer conductor of the coaxial cable and an inner diameter of a bore of the connector body, strengthening and environmentally sealing the interconnection. Where the outer conductor is corrugated, the polymer material may be provided covering an exposed portion of the corrugations and/or filling portions of a corrugation trough between an outer jacket and the outer diameter of the outer conductor. | 04-04-2013 |
20130084738 | Low Pressure Molded Strain Relief for Coaxial Connector Interconnection - A strain relief for a coaxial cable and coaxial connector interconnection is provided as an injection moldable polymer material surrounding the interconnection. The injection moldable material fills a solder pre-form cavity between an outer conductor of the coaxial cable and an inner diameter of a bore of the connector body, strengthening and environmentally sealing the interconnection. | 04-04-2013 |
20130082896 | Folded Tab Retention Twin Wall Radome and Method of Manufacture - A radome for covering an open end of a reflector dish of a reflector antenna has a generally planar portion of twin-wall extruded polymer material dimensioned to cover the open end of the reflector dish. A periphery of the planar portion is provided with a plurality of slits, the slits defining a plurality of tabs. The tabs are dimensioned for folding around a rim of the reflector dish. The tabs may be retained in the folded position by, for example, a band clamp or directly coupling a portion of the tabs to the planar portion. | 04-04-2013 |
20130082797 | MICROSTRIP TO AIRSTRIP TRANSITION WITH LOW PASSIVE INTER-MODULATION - A microstrip to airstrip transition is provided. The microstrip to airstrip transition includes a ground plane, a printed circuit board, a microstrip, a solder mask, and an airstrip. The ground plane has first and second sides. The printed circuit board has first and second sides and is disposed on the first side of the ground plane. The microstrip is disposed on a portion of the first side of the printed circuit board, and the solder mask is disposed over at least a portion of the microstrip. The airstrip is disposed over the at least portion of the solder mask, and the solder mask prevents direct contact between the microstrip and the airstrip. | 04-04-2013 |
20130078848 | Intelligent Patching Systems and Methods Using Radio Frequency Identification Tags that are Interrogated Over Network Cabling and Related Communications Connectors - Methods of identifying an Ethernet cabling connection that extends between a first connector port and a second connector port are provided in which an RFID interrogation signal is transmitted from the first connector port to the second connector port over one or more of a plurality of differential pairs of the Ethernet cabling connection. A responsive RFID signal that is received from an RFID tag at the second connector port is then used to identify the patching connection. Related connectors, systems and coupling circuits are also provided. | 03-28-2013 |
20130072231 | System and Method For A High Throughput GSM Location Solution - A system and method for estimating a location of wireless devices transmitting signals on channels in a communications system having a plurality of nodes and a plurality of Location Measurement Units (“LMU”). A first plurality of signals from a first channel may be received by one or more of the plural LMUs and a second plurality of signals from a second channel may be received by one or more of the plural LMUs. The received first and second plural signals may be converted into first and second digital signals and then divided into first and second sets of frequency bins, the first and second sets of bins corresponding to the respective channel. Each of the divided signals may be correlated with one or more reference signals, and the correlated signals stored in a database for estimating a location of one or more wireless devices. | 03-21-2013 |
20130065422 | Capacitively Coupled Flat Conductor Connector - A capacitively coupled flat conductor connector is provided with a male connector body and a female connector body. An alignment insert is coupled to the male connector body, the alignment insert dimensioned to support a predefined length of an inner conductor. An alignment receptacle is coupled to the female connector body, the alignment receptacle dimensioned to receive a connector end of the alignment insert to seat an overlapping portion of an inner conductor and an inner conductor trace parallel with one another against opposite sides of a dielectric spacer. An outer conductor dielectric spacer, which may be a ceramic coating, isolates the contacting elements of the outer conductor signal path between the male and female connectors. | 03-14-2013 |
20130065420 | Connector With Capacitively Coupled Connector Interface - A connector with a capacitively coupled connector interface for interconnection with a female portion is provided with an annular groove, with a sidewall, open to an interface end of the female portion. A male portion is provided with a male outer conductor coupling surface at an interface end, covered by an outer conductor dielectric spacer. The male outer conductor coupling surface is dimensioned to seat, spaced apart from the sidewall by the outer conductor dielectric spacer, within the annular groove, when the male portion and the female portion are in an interlocked position, secured by a releasable retainer dimensioned to secure the male portion and the female portion in the interlocked position. | 03-14-2013 |
20130065415 | Blind Mate Capacitively Coupled Connector - A connector with a capacitively coupled connector interface for interconnection with a female portion is provided with an annular groove, with a sidewall, open to an interface end of the female portion. A male portion is provided with a male outer conductor coupling surface at an interface end, covered by an outer conductor dielectric spacer. The male portion is retained with a range of radial movement, with respect to a longitudinal axis of the male portion, by a bias web of a float plate. The male outer conductor coupling surface is dimensioned to seat, spaced apart from the sidewall by the outer conductor dielectric spacer, within the annular groove, when the male portion and the female portion are in an interlocked position. | 03-14-2013 |
20130057445 | LOW SIDELOBE REFLECTOR ANTENNA - A front feed reflector antenna with a dish reflector has a reflector focal length to reflector diameter ratio of less than 0.25. A wave guide is coupled to a proximal end of the dish reflector, projecting into the dish reflector along a longitudinal axis. A dielectric block is coupled to a distal end of the waveguide and a sub-reflector is coupled to a distal end of the dielectric block. A shield is coupled to the periphery of the dish reflector. The sub-reflector diameter is dimensioned to be 2.5 wavelengths or more of a desired operating frequency. | 03-07-2013 |
20130057444 | CONTROLLED ILLUMINATION DIELECTRIC CONE RADIATOR FOR REFLECTOR ANTENNA - A dielectric cone radiator sub-reflector assembly for a reflector antenna with a waveguide supported sub-reflector is provided as a unitary dielectric block with a sub-reflector at a distal end. A waveguide transition portion of the dielectric block is dimensioned for coupling to an end of the waveguide. A dielectric radiator portion is provided between the waveguide transition portion and a sub-reflector support portion. An outer diameter of the dielectric radiator portion is provided with a plurality of radial inward grooves and a minimum diameter of the dielectric radiator portion is greater than ⅗ of a sub-reflector diameter of the sub-reflector support surface. | 03-07-2013 |
20130051278 | CONFIGURING A DISTRIBUTED ANTENNA SYSTEM - Systems and methods for developing a configuration plan for communication transport links of a distributed antenna system are provided. The distributed antenna system includes a unit communicating with remote antenna units over the communication transport links. The unit receives signals from base stations. Characteristics of each of the signals are determined. The characteristics include, for each signal, a frequency occupancy, a digital bandwidth, and a coverage zone to which to provide the signal. The frequency occupancy includes the minimum frequency component and the maximum frequency component of the signal. The digital bandwidth is a bandwidth for communicating the signal via the communication transport links. A hardware capability of the distributed antenna system, such as a respective available bandwidth for each communication transport link, is also determined. The configuration plan for transporting the digital representations of the signals is determined based on the hardware capability and the characteristics of the signals. | 02-28-2013 |
20130038412 | Corrugated Stripline RF Transmission Cable - A stripline RF transmission cable has a generally planar inner conductor surrounded by a dielectric layer that is surrounded by a corrugated outer conductor. The corrugations may be, for example, annular or helical. The outer conductor has a top section and a bottom section which transition to a pair of edge sections that interconnect the top section with the bottom section. The top section, bottom section and the inner conductor may be provided with generally equal widths. A spacing between the inner conductor and the dielectric layer may be reduced proximate a mid section of the inner conductor. The inner conductor may also be corrugated generally normal to a longitudinal extend of the inner conductor. | 02-14-2013 |
20130038411 | Self-Supporting Stripline RF Transmission Cable - A stripline RF transmission cable has a flat inner conductor surrounded by a dielectric layer that is surrounded by an outer conductor. A jacket with an attachment feature surrounds the outer conductor. The attachment feature may be a fin aligned parallel or normal to the inner conductor. The attachment feature may be continuous or periodic along a longitudinal extent of the cable. The attachment feature may include male and female portions dimensioned to couple with one another, enabling adjacent cables to be attached to one another. | 02-14-2013 |
20130038410 | Thermally Conductive Stripline RF Transmission Cable - A thermally conductive stripline RF transmission cable has a flat inner conductor surrounded by a dielectric layer that is surrounded by an outer conductor. The dielectric layer may include a base polymer and a thermally conductive material to increase a thermal conductivity of the cable. A thermal conductivity of the dielectric layer may be increased between a midsection of the inner conductor and the outer conductor. A jacket may surround the outer conductor, the jacket including a base polymer and a thermally conductive material. Additional conductors may be applied within the dielectric layer and/or in the jacket, proximate the outer conductor. | 02-14-2013 |
20130037320 | Hybrid Stripline RF Coaxial Cable - A hybrid stripline RF transmission cable has a generally flat inner conductor surrounded by a dielectric layer that is surrounded by an outer conductor. Additional conductors may be applied within the dielectric layer and/or within a jacket surrounding the outer conductor. The additional conductors may be, for example, power, data and/or optical conductors. | 02-14-2013 |
20130037301 | Multi-Conductor Stripline RF Transmission Cable - A stripline RF transmission cable has a plurality of generally planar inner conductors surrounded by a dielectric layer that is surrounded by an outer conductor. The inner conductors may be aligned coplanar, inner conductor edge to inner conductor edge, separated by the dielectric layer. Alternatively, the inner conductors may be provided in a vertical stack. A shield element may be applied between the inner conductors. The shield element may be electrically coupled to the outer conductor to entirely isolate the inner conductors from one another. | 02-14-2013 |
20130037300 | Low Attenuation Stripline RF Transmission Cable - A stripline RF transmission cable has a flat inner conductor surrounded by a dielectric layer that is surrounded by an outer conductor. The outer conductor has a top section and a bottom section which transition to a pair of edge sections that interconnect the top section with the bottom section. The top section, bottom section and the inner conductor may be provided with generally equal widths. An average dielectric constant of the dielectric layer may be lower between the inner conductor edges and the edge sections than between a mid section of the inner conductor and the top and the bottom sections and/or spacing between the inner conductor and the dielectric layer may be reduced proximate a mid section of the inner conductor. | 02-14-2013 |
20130037299 | Stripline RF Transmission Cable - A stripline RF transmission cable has a flat inner conductor surrounded by a dielectric layer that is surrounded by an outer conductor. The outer conductor has a flat top section and a flat bottom section which transition to a pair of edge sections that interconnect the top section with the bottom section. The top section, bottom section and the inner conductor may be provided with generally equal widths. | 02-14-2013 |
20130017863 | Base Station Router for Distributed Antenna Systems - Certain aspects are directed to a base station router disposed in a distributed antenna system. The base station router includes a backplane and a controller. The backplane can manage an availability of sectors for coverage zones. Each sector can include communication channels to be radiated to mobile devices in the coverage zones and can represent an amount of telecommunication capacity. The controller can respond to a traffic indicator by causing the backplane to redistribute the availability of at least one sector. The sector can be redistributed from a first coverage zone to a second coverage zone. | 01-17-2013 |
20130012230 | System and Method To Obtain Calibration Data Using Estimation Techniques - A system and method of determining calibration data at non-calibrated location points is disclosed. A mobile station may be geo-located at most locations, if not all locations, within communication range of one or more serving and/or neighboring base stations of a mobile network. Calibration data may be collected and stored in memory via a data collection procedure. Known calibration data for locations proximate to the mobile station may be necessary when attempting to geo-locate the mobile station. A geographical region may be calibrated via a standard calibration data collection procedure, however, various obstacles, such as, buildings, mountains, ponds etc. may inevitably create deficiencies in the calibration data for one or more areas of the region. Certain techniques may be applied to estimate the calibration data of areas that have not been properly calibrated. | 01-10-2013 |
20130002515 | Radome Attachment Band Clamp - A band clamp for coupling a radome to a distal end of a reflector dish for improving the front to back ratio of a reflector antenna, is provided with an inward projecting proximal lip and an inward projecting distal lip. The distal lip is dimensioned with an inner diameter equal to or less than a reflector aperture of the reflector dish. The proximal lip may be provided with an inward bias dimensioned to engage the reflector dish in an interference fit and/or turnback region dimensioned to engage an outer surface of a signal area of the reflector dish in an interference fit. A variety of different configurations of protruding portions extending from the band clamp may be applied to further improve electrical performance. | 01-03-2013 |
20120317800 | METHOD OF MAKING A COAXIAL CABLE INCLUDING TUBULAR BIMETALLIC INNER LAYER WITH FOLDED OVER EDGE PORTIONS - A method for making a coaxial cable including an inner conductor, an outer conductor, and a dielectric material layer therebetween may include forming the inner conductor by at least forming a bimetallic strip into a tubular bimetallic layer having a pair of longitudinal edge portions at a longitudinal seam. The bimetallic strip may include an inner metal layer and an outer metal layer bonded thereto and coextensive therewith. Each of the longitudinal edge portions may be folded over. The method may also include forming a welded joint between adjacent portions of the folded over longitudinal edge portions and defining surplus material at the welded joint. The method may further include removing the surplus material at the welded joint and forming the dielectric material layer surrounding the inner conductor. The method may also include forming the outer conductor surrounding the dielectric material layer. | 12-20-2012 |
20120317426 | DISTRIBUTED ANTENNA SYSTEM USING POWER-OVER-ETHERNET - A system is provided for adjusting power provided to a device. The system can include power sourcing equipment and a sub-system. The power sourcing equipment can provide power to a powered device via a channel. The sub-system can determine an amount by which to increase the power based on a resistance of the channel. The power sourcing equipment or the powered device can adjust the power (or load) responsive to a command from the sub-system. The sub-system can include a measurement device and a processor. The measurement device can measure an output voltage of the power sourcing equipment, an input voltage of the powered device, and a current on the channel. The processor can determine the resistance of the channel based on the output voltage, the input voltage, and the current. The processor can output a command specifying an increase or decrease in power supplied by the power sourcing equipment. | 12-13-2012 |
20120315048 | MOBILE LOCATION IN A REMOTE RADIO HEAD ENVIRONMENT - A base station includes an antenna, a radio transceiver, an optical splitter, an optical-to-electrical converter, and a computation module. The antenna may be mounted to a tower and may be configured to receive an RF signal. The radio transceiver may be coupled to the antenna and mounted near the top of the tower. The transceiver may be configured to convert the RF signal to a baseband signal for transmission over a fiber optic link as a first optical signal. The splitter may be configured to split the first optical signal, received via the fiber optic link, into a second optical signal and a third optical signal. The optical-to-electrical converter may be configured to convert the second optical signal into an electrical digital signal including in-phase and quadrature (I/Q) data. The computation module may be configured to compute, based on the I/Q data, signal measurements for location of a mobile station. | 12-13-2012 |
20120314797 | Distributed Antenna System Interface for Processing Digital Signals in a Standardized Format - An interface is provided for processing digital signals in a standardized format in a distributed antenna system. One example includes a unit disposed in a distributed antenna system. The unit includes an interface section and an output section. The interface section is configured for outputting a first complex digital signal and a second complex digital signal. The first complex digital signal is generated from a digital signal in a standardized format received from a digital base station. The output section is configured for combining the first complex digital signal and the second complex digital signal into a combined digital signal. The output section is also configured for outputting the combined digital signal. The combined digital signal comprises information to be wirelessly transmitted to a wireless user device. | 12-13-2012 |
20120309328 | BROADBAND DISTRIBUTED ANTENNA SYSTEM WITH NON-DUPLEXER ISOLATOR SUB-SYSTEM - Certain aspects and aspects of the present invention are directed to a distributed antenna system having a downlink communication path, an uplink communication path, and a non-duplexer isolator sub-system. The downlink communication path can communicatively couple a transmit antenna to a base station. The uplink communication path can communicatively couple a receive antenna to the base station. In one aspect, the non-duplexer isolator sub-system can be electronically configured for isolating uplink signals traversing the uplink communication path from downlink signals. In another aspect, a non-duplexer isolator sub-system can be configurable in one or more mechanical steps selecting a frequency response. In another aspect, a non-duplexer isolator sub-system can include an active mitigation sub-system. | 12-06-2012 |
20120302252 | System and Method for Generating a Location Estimate Using A Method of Intersections - The location of a wireless mobile device may be estimated using, at least in part, one or more pre-existing Network Measurement Reports (“NMRs”) which include calibration data for a number of locations within a geographic region. The calibration data for these locations is gathered and analyzed so that particular grid points within the geographic region can be determined and associated with a particular set or sets of calibration data from, for example, one or more NMRs. Regions may be defined as a function of any number of parameters and respective predetermined ranges thereof in the NMRs. An intersection of these defined regions may be determined and the location of a mobile device may be estimated as a function of the intersection. | 11-29-2012 |
20120302088 | Capacitivly Coupled Flat Conductor Connector - A capacitivly coupled flat conductor connector provided with a male connector body and a female connector body. An alignment insert is coupled to the male connector body, the alignment insert dimensioned to support a predefined length of an inner conductor. An alignment receptacle coupled to the female connector body, the alignment receptacle dimensioned to receive a connector end of the alignment insert to seat an overlapping portion of an inner conductor and an inner conductor trace parallel with one another against opposite sides of a spacer. | 11-29-2012 |
20120288028 | Digital Pre-Distortion With Carrier Cancellation - A non-linear power amplifier generates an amplified output signal based on a pre-distorted signal generated by a digital pre-distorter (DPD) based on an input signal. A feedback path generates a feedback signal based on the amplified output signal. The feedback signal is aligned with the input signal, or vice versa, and the aligned signals are used to adaptively update the DPD processing. In particular, a linear FIR filter is estimated to minimize a cost function based on the input and feedback signals. Depending on how the filter is generated, the filter is applied to the input signal or to the feedback signal to generate the aligned input and feedback signals. | 11-15-2012 |
20120287007 | Method and Apparatus for Reflector Antenna with Vertex Region Scatter Compensation - A method and apparatus for enhancing the electrical performance of a reflector antenna. A boom disc mounted upon a feed waveguide supporting a subreflector is dimensioned and positioned for reflection cancellation against the reflected components from the reflector vertex region in the direction of edge illumination half angle T. A dielectric sleeve or RF absorbing material may be placed between the vertex region and the boom disc. | 11-15-2012 |
20120286985 | Interpolation-Based Digital Pre-Distortion Architecture - A non-linear amplifier is linearized using interpolation-based digital pre-distortion (DPD). In one embodiment, the digital input signal is interpolated to generate a higher-sample-rate signal that is then pre-distorted. The resulting higher-sample-rate pre-distorted signal is then decimated to generate a final pre-distorted digital signal that is converted into an analog pre-distorted signal by a digital-to-analog converter (DAC) before being applied to the amplifier. In a polyphase embodiment, different versions of the original input digital signal are generated, where each version is then pre-distorted using a different DPD module to generate a different intermediate pre-distorted digital signal. The intermediate pre-distorted signals are filtered and combined to generate the final pre-distorted digital signal. In both embodiments, better linearization (e.g., less aliasing) can be achieved without increasing the sample rate of the DAC and, in the polyphase embodiment, without increasing the processing speed of the DPD modules. | 11-15-2012 |
20120286865 | Pre-Distortion Architecture for Compensating Non-Linear Effects - An input signal is pre-distorted to reduce distortion resulting from subsequent signal amplification. Frequency-dependent pre-distortion is preferably implemented in combination with frequency-independent pre-distortion, where the frequency-dependent pre-distortion is generated by expanding the derivative of a product of a pre-distortion function and the input signal and then relaxing constraints on the pre-distortion function and/or on frequency-dependent filtering associated with the frequency-dependent pre-distortion. In one implementation, four different frequency-dependent pre-distortion signals are generated for the expansion using up to four different pre-distortion functions and up to four different frequency-dependent filters. | 11-15-2012 |
20120286864 | Linearization in the Presence of Phase Variations - In one embodiment, a non-linear power amplifier generates an amplified output signal based on a pre-distorted signal generated by a digital pre-distorter based on an input signal. A feedback path generates a feedback waveform based on the amplified output signal. The feedback waveform is aligned in time with the input signal at the waveform level to identify a corresponding reference waveform. The feedback waveform and the corresponding reference waveform are both divided into a plurality of sub-waveforms. Each feedback sub-waveform is independently aligned in phase with its corresponding reference sub-waveform. The resulting plurality of phase-aligned feedback sub-waveforms are then combined to form a hybrid-aligned waveform that is compared to the reference waveform to adaptively update the digital pre-distorter. | 11-15-2012 |
20120280879 | Tri-Pole Antenna Element And Antenna Array - A dual polarized base station antenna is provided, including a reflector having a longitudinal axis and an array of tri-pole elements disposed on the reflector. Each tri-pole element has a first side arm and a second side arm. The tri-pole element also includes a center arm which is approximately perpendicular to the first and second side arms. The tri-pole elements are oriented such that either the side arms or the center arm are parallel to the longitudinal axis of the reflector. The antenna further includes a feed network having a first signal path coupled to the first arms of the tri-pole elements and a second signal path coupled to the second anus of the tri-pole elements. In this example, the array of tri-pole elements produces a cross-polarized beam at +45 degrees and −45 degrees from the longitudinal axis. Tri-pole arrays may be used in a multiband antenna. | 11-08-2012 |
20120280878 | Multiband Antenna - A multiband antenna is provided having a longitudinal ground plane and several linear arrays of radiating elements mounted on the ground plane. A first set of first radiating elements may be disposed lengthwise along a center of the ground plane. The first radiating elements may be dimensioned to operate in a first frequency band, such a frequency range of about 790-960 MHz. A second set of second radiating elements may also be disposed lengthwise along the center of the ground plane. The second radiating elements may be dimensioned to operate in a second frequency band, such as a frequency range of about 1710-2170 MHz. A third set of third radiating elements is disposed lengthwise on the ground plane on a first side of the first and second sets of radiating elements. The third radiating elements may be dimensioned to operate at a third frequency band, such as about 2.5-2.7 GHz and/or 3.4-3.8 GHz. The fourth set of fourth radiating elements is disposed lengthwise on the ground plane on a second side of the first and second sets of radiating elements. The fourth radiating elements are dimensioned to operate in the same frequency band as the third radiating elements. | 11-08-2012 |
20120256794 | Capacitively Coupled Stripline to Microstrip Transition, and Antenna thereof - The present invention provides a capacitively coupled stripline to microstrip transition which comprises a stripline, a microstrip, an upper conductive ground plane, a lower conductive ground plane, an insulating layer and an insulating fixing component. The stripline is positioned between the upper conductive ground plane and the lower conductive ground plane, and has a stripline overlap section. The microstrip is mounted on the upper conductive ground plane, and has a microstrip overlap section which penetrates the upper conductive ground plane. Wherein the microstrip overlap section, the insulating layer and the stripline overlap section are attached uniformly and tightly in sequence and fixed together by the insulating fixing component. The present invention further provides an antenna comprising this transition. | 10-11-2012 |
20120255991 | Corrugated Solder Pre-form and Method of Use - A solder pre-form for soldering a coaxial cable to a connector body is provided with a plurality of flux grooves on a cable side and a connector side. The solder pre-form may also have a plurality of holes between the cable and connector sides. In a method of use, flux is applied to the flux grooves and the solder pre-form applied to encircle the outer conductor which is then inserted into the connector body and the solder pre-form melted to complete the solder interconnection. Where holes are present, flux may be applied to the connector side, passing through the holes also to the cable side. | 10-11-2012 |
20120238211 | Portable AISG Controller With Smartphone Interface And System - A Master Antenna Controller System is provided. In one example, the Master Antenna Controller System comprises a handheld wireless device and a RET Master. The handheld wireless device may comprise an Android OS or iOS based smartphone or tablet that includes Wi-Fi capabilities communications capabilities. The RET Master may provide full RET control based on the AISG 1.1 and 2.0 standards and communicate with the handheld wireless device via a wireless access point, such as a Wi-Fi server. The combination may be configured to provide extensive, screen-guided, intuitive RET diagnostics functionality. The RET Master itself may also include multiple different pre-defined tests (e.g. test one actuator, test one RET cable, test AISG signal from TMA) and also some standard electrical tests, e.g. measuring voltage, current etc. Additional higher-level functions may be provided on an Application on the handheld wireless device and communicated to the RET Master wirelessly or by USB connection. | 09-20-2012 |
20120214341 | Dual Sealing Structure of RF Coaxial Connector and Related RF Coaxial Connector - A dual sealing structure of an RF coaxial connector, with a cable clamping component, a clamping nut, a first sealing ring and a second sealing ring, the cable clamping component having a first end arranged movably in the clamping nut, the first sealing ring positioned inside the surface of the inner side of the clamping nut and located between the end face of the first end and the inner wall of the clamping nut, the second sealing ring arranged on the surface of the outer side of the clamping nut. The first end is restricted by the clamping nut in a direction away from the clamping nut and may be connected with the clamping nut in press-fit or thread connection. A related RF coaxial connector is also provided. The invention has a good sealing effect, fewer components and is cost efficient to manufacture and install. | 08-23-2012 |
20120208553 | System and Method for Mobile Location By Dynamic Clustering - A system and method for determining the location of a mobile device in a communications network. A set of network measurement reports (NMR) may be provided for a region in the network. NMRs in the first set may be clustered as a function of observed measurement information in the NMRs. A candidate NMR for a mobile device may be received, and the candidate NMR may then be associated with a selected cluster of NMRs. The candidate NMR and a second set of NMRs may then be clustered, and a location of the mobile device determined as a function of the clustered candidate NMR and second set of NMRs, where the NMRs in the second set are associated with the selected cluster. | 08-16-2012 |
20120188678 | Coaxial In-Line Assembly - A fine arrestor having a body with a bore there through, an inner conductor within the bore, an inner conductor capacitor within the bore coupled between a surge portion of the inner conductor and a protected portion of the inner conductor, and an inner conductor inductor within the bore coupled electrically in parallel with the inner conductor capacitor. A first shorting portion coupled between the surge portion of the inner conductor and the body and a second shorting portion coupled between the protected portion of the inner conductor and the body, for conducting a surge to ground. Also, other coaxial in-line assemblies may be formed incorporating the inner conductor cavity for isolation of enclosed electrical components. | 07-26-2012 |
20120184135 | Low PIM Coaxial Connector - A coaxial connector is provided with a connector body coupled to a connector coupling body. A slip ring is provided within a bore of the connector coupling body. An outer conductor groove of the connector body is open to a cable end of the connector body. A contact surface is provided on an inner sidewall of the outer conductor groove. A spring contact is provided between the slip ring and the connector body and a stabilizing assembly is coupled to a cable end of the connector coupling body. The axial advance of the connector coupling body towards the connector body drives the slip ring against the coil spring to clamp a leading edge of the outer conductor inserted into the outer conductor groove against the contact surface. The stabilizing assembly grips a jacket of the coaxial cable, stabilizing the interconnection. Methods of manufacture and interconnection are also disclosed. | 07-19-2012 |
20120169533 | SYSTEM AND METHOD FOR LOCATING MOBILE DEVICE IN WIRELESS COMMUNICATION NETWORK - A method is provided for determining a location of a mobile device in a wireless network. The method includes receiving global navigation satellite system (GNSS) measurements from the mobile device, and receiving terrestrial measurements from corresponding transceivers in the wireless network, each terrestrial measurement indicating a distance between the corresponding transceivers and the mobile device. The method further includes selecting at least one terrestrial measurement having an uncertainty value within a predetermined accuracy threshold. The location of the mobile device is determined as a function of the GNSS measurements and the selected terrestrial measurement. | 07-05-2012 |
20120154970 | Tunable Coaxial Surge Arrestor - A tunable coaxial surge arrestor includes an inner conductor within a bore of an outer body of the coaxial surge arrestor. An inner end of a stub is coupled with the inner conductor. The stub is also coupled with the outer body at a selectable location along the length of the stub. | 06-21-2012 |
20120154220 | System and Method for Determining the Location of a Mobile Device - A system and method for determining the location of a mobile device. A first set of signals from a plurality of radio frequency (“RF”) sources may be received at a mobile device and then downconverted into a second set of signals. The mobile device may then time stamp the second set of signals and transmit the time stamped signals to a location determining system. The location of the mobile device may be determined at the location determining system as a function of the time stamped signals. | 06-21-2012 |
20120149390 | System and Method for Total Flight Time Ratio Pattern Matching - A method and system for estimating the location of a mobile device. A range of the mobile device to a reference station may be determined as a function of the time of transmission of a first signal transmitted from a base station and as a function of the time of receipt of a second signal transmitted from the mobile device to the reference station, the second signal being a function of the first signal advanced by a timing parameter. A relationship for each of a plurality of grid points in a geographic region may be determined as a function of the determined range and a range metric. These plural grid points may contain the reference station. The determined relationship may be compared with data corresponding to each of the plural grid points, and a location of the mobile device determined as a function of the comparison. | 06-14-2012 |
20120142375 | System and Method for Multiple Range Estimation Location - A system and method of determining the location of a mobile station by determining the time of transmission of a signal by a mobile station and determining range rings at a plurality of reference stations receiving the transmitted signal, where the range rings represent the distance of the mobile station from the plurality of reference stations. | 06-07-2012 |
20120142374 | Ranging in UMTS Networks - A method and system for determining an approximate range from a location measurement unit to a mobile device. An uplink signal from the mobile device is received by the location measurement unit, and an uplink frame marker is determined from the uplink signal. A downlink signal is received at the location measurement unit from a base station serving the mobile device, and a downlink slot marker is determined from the downlink signal. A round trip propagation delay is determined based upon the uplink frame marker and the downlink slot marker, and an approximate range from the location measurement unit to the mobile device is determined as a function of the round trip propagation delay. | 06-07-2012 |
20120129550 | SYSTEM AND METHOD FOR HYBRID LOCATION IN AN LTE NETWORK - A system and method for estimating a location of a wireless device receiving signals from plural nodes of a communications network. A wireless device may be directed to transmit a first signal having one or more predetermined parameters. At one or more location measurement units (“LMU”) an uplink time of arrival (“TOA”) measurement between the wireless device and one or more of the plural nodes or LMUs may be determined as a function of the first signal transmitted from the wireless device. Downlink signal measurements of signals received by the wireless device may be collected, and a location of the wireless device determined as a function of the uplink TOA measurements and the collected downlink signal measurements. | 05-24-2012 |
20120129391 | Connector And Coaxial Cable With Molecular Bond Interconnection - A coaxial connector in combination with a coaxial cable is provided with an inner conductor supported coaxial within an outer conductor, a polymer jacket surrounding the outer conductor. A unitary connector body with a bore is provided with an overbody surrounding an outer diameter of the connector body. The outer conductor is inserted within the bore. A molecular bond is formed between the outer conductor and the connector body and between the jacket and the overbody. An inner conductor end cap may also be provided coupled to the end of the inner conductor via a molecular bond. | 05-24-2012 |
20120129390 | ULTRASONIC WELD COAXIAL CONNECTOR AND INTERCONNECTION METHOD - A coaxial connector for interconnection with a coaxial cable with a solid outer conductor by ultrasonic welding is provided with a monolithic connector body with a bore. An annular flare seat is angled radially outward from the bore toward a connector end of the connector; the annular flare seat open to the connector end of the connector. The flare seat may be provided with an annular flare seat corrugation. | 05-24-2012 |
20120129389 | FRICTION WELD COAXIAL CONNECTOR AND INTERCONNECTION METHOD - A coaxial connector for interconnection with a coaxial cable with a solid outer conductor by friction welding is provided with a monolithic connector body with a bore. A sidewall of the bore is provided with an inward annular projection angled toward a cable end of the bore. A sidewall of the inward annular projection and the sidewall of the bore form an annular friction groove open to a cable end of the bore. The annular friction groove is dimensioned with a taper at a connector end of the friction groove less than a thickness of a leading end of the outer conductor. The taper provides an annular material chamber between the leading end of the outer conductor, when seated in the friction groove, and the connector end of the friction groove. | 05-24-2012 |
20120129388 | Laser Weld Coaxial Connector and Interconnection Method - A coaxial connector for interconnection with a coaxial cable with a solid outer conductor by laser welding is provided with a monolithic connector body with a bore. A sidewall of the bore is provided with an inward annular projection angled toward a cable end of the bore. A sidewall of the inward annular projection and the sidewall of the bore form an annular laser groove open to a cable end of the bore. The annular laser groove is dimensioned with a taper at a connector end of the laser groove less than a thickness of a leading end of the outer conductor. The taper provides an annular material chamber between the leading end of the outer conductor, when seated in the laser groove, and the connector end of the laser groove. | 05-24-2012 |
20120129384 | METHOD AND APARATUS FOR RADIAL ULTRASONIC WELDING INTERCONNECTED COAXIAL CONNECTOR - A coaxial connector assembly for interconnection with a coaxial cable with a solid outer conductor is provided with a monolithic connector body with a bore. A mating surface with a decreasing diameter toward a connector end is provided on an outer diameter of the connector body proximate the connector end. An overbody may be provided overmolded upon a cable end of the connector body. An interface end may be seated upon the mating surface, the interface end provided with a desired connection interface. The interface end may be permanently coupled to the mating surface by a molecular bond interconnection. In a method of interconnection, the interface end is coupled to the mating surface by application of radial ultrasonic welding. | 05-24-2012 |
20120129383 | METHOD AND APPARATUS FOR COAXIAL ULTRASONIC WELDING INTERCONNECTION OF COAXIAL CONNECTOR AND COAXIAL CABLE - A coaxial connector for interconnection with a coaxial cable with a solid outer conductor by ultrasonic welding is provided with a monolithic connector body with a bore. An annular flare seat is angled radially outward from the bore toward a connector end of the connector, the annular flare seat open to the connector end of the connector. An inner conductor cap is provided for interconnection with an inner conductor of the coaxial cable by ultrasonic welding. The ultrasonic welding of each of the inner and outer conductor interconnections may be performed via inner conductor and outer conductor sonotrodes which are coaxial with one another, without requiring the cable and or connector to be removed from their fixture. | 05-24-2012 |
20120129375 | TABBED CONNECTOR INTERFACE - An electrical connector interface has a male portion and a female portion. The male portion provided with at least three outer diameter radial projecting connector tabs and a conical outer diameter seat surface at an interface end. A lock ring provided with a stop shoulder and at least three radial inward coupling tabs at the interface end seats around the male portion, the stop shoulder abutting the connector tabs, a tab seat provided between the coupling tabs and the stop shoulder. The female portion provided with at least three outer diameter radial projecting base tabs and an annular groove open to the interface end with an outer sidewall dimensioned to mate with the conical outer diameter seat surface. The base tabs engage the coupling tabs when the lock ring is rotated to insert the base tabs into the tab seat, retaining the outer diameter seat surface against the outer sidewall. | 05-24-2012 |
20120127890 | SYSTEM AND METHOD FOR HYBRID LOCATION IN A CDMA 2000 NETWORK - A system and method for estimating a location of a wireless device receiving signals from plural nodes of a Code Division Multiple Access 2000 communications system. One or more ranges of a wireless device from one or more of the plural nodes may be determined as a function of signals received at the wireless device from the respective one or more plural nodes and as a function of information in an uplink pilot signal. From one or more location measurement units (“LMU”) measurements an uplink time of arrival (“TOA”) measurement from the device may be determined and then an estimation of the location of the wireless device determined as a function of the uplink TOA and determined one or more ranges. | 05-24-2012 |
20120125654 | Friction Weld Inner Conductor Cap and Interconnection Method - An inner conductor cap, with a connector end and a cable end, is provided with an inner conductor socket at the cable end and an inner conductor interface at the connector end. The inner conductor socket may be dimensioned to mate with a prepared end of an inner conductor of a coaxial cable. At least one material gap may be provided between a sidewall of the inner conductor socket and an outer diameter surface of the prepared end when the inner conductor cap is mated with the prepared end. A rotation key may be provided for rotating the inner conductor cap. | 05-24-2012 |
20120125513 | Cylindrical Surface Spin Weld Apparatus and Method of Use - A spin weld apparatus for spin welding a prepared end of a coaxial cable with a coaxial connector includes a cable clamp dimensioned to grip the coaxial cable and a drive collet dimensioned to enclose and rotationally interlock with a lateral surface of the coaxial connector. The drive collet is dimensioned to rotationally interlock with an interlocking portion of a spin welder. The spin welder is dimensioned to axially align the coaxial connector with the coaxial cable for spin welding when the drive collet is rotationally interlocked with the spin welder. | 05-24-2012 |
20120124820 | COUPLING BODY WITH VISUAL INSTALLATION PORTAL - A coupling body for a coaxial connector is dimensioned to couple with connector body at a connector end. An inner body of the coupling body is provided with a bore dimensioned to receive the coaxial cable. The inner body is formed of transparent material partially covered in an opaque material. An uncovered portion of the inner body functions as a visual installation portal. Methods of installation include inserting the coaxial cable into the cable end of the bore of the inner body until a desired portion of a prepared end of the coaxial cable is visible. | 05-24-2012 |
20120094688 | System and Method for Network Timing Recovery in Communications Networks - A system and method is disclosed for determining the network timing of a communications network from one or more mobile stations that receive signals from a plurality of base stations. An estimated location of a mobile station may be determined through any number of or combination of location technologies. Network timing relationships may be determined as a function of the estimated location and network measurements. An estimated location of a second or third mobile station may be determined as a function of the network timing relationships. A geolocation of a second or third mobile station operating on a band that is different than the band on which a first mobile station operates, may be determined from a network timing relationship determined using the first mobile station. | 04-19-2012 |
20120087284 | Antenna Having Active And Passive Feed Networks - An antenna having a passive feed network in one band, and an active radio network in an adjacent band, is provided. The antenna includes radiating elements arranged in an array dimensioned to transmit and receive RF signals. The antenna includes diplexers having a first port, a second port and a third port. The first port of each diplexer coupled to at least one radiating element. The diplexer has a first filter coupling the first port to the second port and a second filter coupling the first port to the third port. A passive feed network includes a phase shifter, which is coupled to an input transmission line and a plurality of output transmission lines. Each of the output transmission lines may be coupled to one of the second ports of one of the diplexers. An active radio is coupled to each of the third ports of the plurality of diplexers. | 04-12-2012 |
20120086518 | Selectable Coupling Level Waveguide Coupler - A waveguide coupler is provided with a trough portion with a first trough and a second trough. A coupling slot between the inner sidewalls of the first and second troughs communicates between the first trough and the second trough. A cover closes the first trough and the second trough to form first and second waveguides. The cover includes a protrusion surface with protrusions extending into the first trough and the second trough. The protrusions form a stepped ridge with a plurality of steps in height, if desired, lateral position. The steps are provided with a maximum inward extension and a minimum lateral distance from the coupling slot at a center step proximate a center of the coupling slot. The coupler is selectable between a high coupling level and a low coupling level by exchanging the cover applied to the trough portion between a flat surface and the protrusion surface. | 04-12-2012 |
20120077516 | SYSTEM AND METHOD FOR SUB-COHERENT INTEGRATION FOR GEO-LOCATION USING WEAK OR INTERMITTENT SIGNALS - A signal is received from a mobile device as multiple data samples. The received signal includes a first component corresponding to a known reference signal and a second component corresponding to an unknown channel impairment or an unknown noise. A sequence of blocks is formed based on the received samples. The first component of the received signal corresponding to the reference signal is known to within a constant phase shift over each block. A plurality of function values are generated as a function of time, frequency, and phase, based on the received signal, corresponding to a plurality of times, a plurality of frequencies, and a plurality of phase sequences. A time, a frequency, and a phase sequence corresponding to an optimal value the function values are determined. The determined time is outputted as a time of arrival of the received signal. | 03-29-2012 |
20120066365 | ROUTING REQUESTS FOR LOCATION-TO-SERVICE TRANSLATION (LOST) SERVICES USING PROXY SERVER - A method implemented by a proxy server is provided for routing requests for a Location-to-Service Translation (LoST) service without traversing a forest node structure. The method includes receiving a request for the LoST service initiated by a client, the request including a location of a user device and a requested service; identifying an authoritative LoST server configured to service the requested service and bounded by a service boundary that includes the location included in the request; and directly forwarding the request to the identified authoritative LoST server, without routing through any other LoST server. | 03-15-2012 |
20120064822 | System and Method for Identifying the Path or Devices on the Path of a Communication Signal - A system and method of applying a known modification in the form of a distortion to a signal to enable a determination if a signal received by a first node is received directly from a second node or indirectly through a repeater. The repeater receives a primary signal and creates a secondary signal as a function of the primary signal and a known distortion, wherein the known distortion identifies the repeater. The primary signal is transmitted and injected with the secondary signal as the first signal to the primary receiver. | 03-15-2012 |
20120064821 | System and Method for Identifying the Path or Devices on the Path of a Communication Signal Using (1+r(T)) Amplitude Modulation - A system and method of applying a known modification to a signal to enable a determination of a signal received by a first node is received directly from a second node or indirectly through a repeater. The repeater receives a primary signal and creates a secondary signal as a function of the primary signal and a known modification, wherein the known modification identifies the repeater. The primary signal is transmitted and injected with the secondary signal as the first signal to the primary receiver. | 03-15-2012 |
20120064768 | Slip Ring Contact Coaxial Connector - A coaxial connector with a connector body is provided with a connector body bore. An annular coupling groove is provided in the connector body bore open to a cable end of the connector body. A clamp sidewall of the coupling grove is angled inward from a bottom of the coupling groove. A slip ring seated within the coupling body bore is provided with a grip surface. An annular compression body is positioned between the slip ring and a compression surface of the coupling body. The connector body and the coupling body are coupled together via threads. The slip ring is dimensioned for axial advancement of the coupling body along the threads to exert a compression force against the compression body to clamp a leading edge of the outer conductor between the slip ring and the clamp sidewall. | 03-15-2012 |
20120064767 | Unprepared Cable End Coaxial Connector - A coaxial connector provided with an increasing diameter compression sidewalk A grip ring is seated within the coupling body bore and is provided with a plurality of coupling spring fingers extending from the grip ring. An inner diameter of the coupling spring fingers has a grip surface and an inward projecting cable stop is provided at a connector end of the grip ring. The connector body and the coupling body are coupled together via threads, the grip ring dimensioned for axial advancement of the coupling body along the threads to drive the coupling spring fingers against the compression sidewall to exert a compression force radially inward upon the outer diameter of the outer conductor seated in the coupling body bore abutting the cable stop. | 03-15-2012 |
20120064765 | Coaxial Connector Interconnection Cap - A coaxial connector is combined with an inner conductor interconnection cap, for interconnection with a coaxial cable. The interconnection cap is provided with a bore adapted to seat upon and circumferentially contact an outer diameter of the inner contact and an outer diameter of the inner conductor. The interconnection cap extends along the inner contact to cover at least a contact portion at a cable end of the inner contact to enclose an interconnection between the inner conductor and the inner contact. Sealant may be applied to the interconnection to improve seal performance and the dimensions and materials of the interconnection cap may be adjusted to modify characteristic impedance for return loss optimization with respect to specific coaxial cables. | 03-15-2012 |
20120064764 | Clamp and Grip Coaxial Connector - A coaxial connector with a connector body is provided with a connector body bore. An annular coupling groove is provided in the connector body bore open to a cable end of the connector body. A clamp sidewall of the coupling grove is angled inward from a bottom of the coupling groove. A slip ring seated within the coupling body bore is provided with a grip surface. An annular compression body is positioned between the slip ring and the clamp sidewall. The connector body and the coupling body are coupled together via threads. The slip ring is dimensioned for axial advance of the coupling body along the threads to exert a compression force against the compression body to clamp a leading edge of the outer conductor between the compression body and the clamp sidewall. | 03-15-2012 |
20120034931 | System and Method for Detection of Mobile Operating Through A Repeater - A system and method for a network analysis system operating in a wireless communication system with repeaters is disclosed. Embodiments of the system and method enable the network analysis system to determine if signals being received by the network receivers arrive directly from a target mobile appliance or if the signals are passing through a repeater. The repeaters through an augmentation measure attribute of a received signal to a network manager and based on these attributes it is determine whether the signal is served by a repeater or other network device. | 02-09-2012 |
20120029867 | METHOD AND SYSTEM FOR INTEGRATED TIMING MEASUREMENTS - A method and system for determining the location of a mobile appliance in a communications system having a plurality of nodes. The plurality of nodes are tasked to measurement the time of arrival (TOA) of the signal transmitted by the mobile appliance in an assigned time slot across multiple frames of data. TOA measurement data may be derived from ones of the multiple frames of data where the derived TOA measurement data is non-coherently integrated across the ones of the multiple frames of data. A location estimate of the mobile appliance may then be determined as a function of the derived TOA measurement data. | 02-02-2012 |
20120028653 | SYSTEM AND METHOD OF UMTS UE LOCATION USING UPLINK DEDICATED PHYSICAL CONTROL CHANNEL AND DOWNLINK SYNCHRONIZATION CHANNEL - A system and method for estimating a location of a wireless device in a wireless communication system having a plurality of nodes and a plurality of location measurement units (“LMUs”). A set of signal samples from a first wireless device and a second wireless device may be collected by one or more LMUs in a search window. A first time of arrival (“TOA”) is determined, and a second search window is estimated as a function of the first TOA. A second TOA may be determined within the second search window at a second node or one of the LMUs from the set of signal samples. A range estimate of the wireless device may then be determined, and an estimated location of the wireless device may be determined as a function of the first uplink TOA, the second uplink TOA, or the range estimate and second TOA. | 02-02-2012 |
20120026037 | SYSTEM AND METHOD FOR SERVER SIDE DETECTION OF FALSIFIED SATELLITE MEASUREMENTS - A system and method for determining whether a wireless device has transmitted one or more forged satellite measurements. An estimated location of the wireless device may be determined as a function of information from a cellular network. Acquisition assistance data may be determined for a first set of satellites as a function of the estimated location, the assistance data including an uncertainty window. If measured code phase information in the satellite measurements substantially correlates to the uncertainty window, then the wireless device may be transmitting forged satellite measurements. | 02-02-2012 |
20120019424 | Dual Polarized Reflector Antenna Assembly - A dual polarized reflector antenna assembly, provided with a reflector dish coupled to a feed hub with a feed port there through; a transceiver support bracket coupled to a backside of the feed hub; a circular to square waveguide transition coupled to the feed port; a square waveguide coupled to the circular to square waveguide transition; an OMT coupled to the square waveguide; the OMT provided with an OMT intersection between a square waveguide and a pair of rectangular waveguides oriented at ninety degrees to one another, an output port of each rectangular waveguide arranged normal to a longitudinal axis of the dual polarized reflector antenna assembly. Alternatively, a circular waveguide may be applied between the feed port and the circular to square waveguide transition, eliminating the square waveguide, or the rectangular waveguides may be extended longitudinally, also eliminating the square waveguide. | 01-26-2012 |
20120009950 | SYSTEM AND METHOD FOR LOCATING WIMAX OR LTE SUBSCRIBER STATIONS - A system and method for estimating a location of a subscriber station receiving a first signal from a first base station and receiving a second signal from a second base station where the first and second base stations are nodes in a WiMAX or LTE network. A message may be received from the subscriber station containing first and second information, and a range ring determined from the first base station using the first information. A location hyperbola may be determined using the second information wherein the location hyperbola has the first and second base stations as foci. A location of the subscriber station may be estimated using the range ring and the location hyperbola. | 01-12-2012 |
20120009949 | SYSTEM AND METHOD FOR LOCATING WIMAX OR LTE SUBSCRIBER STATIONS - A system and method for estimating a location of a subscriber station receiving a first signal from a first base station and receiving a second signal from a second base station where the first and second base stations are nodes in a WiMAX or LTE network. A message may be received from the subscriber station containing first and second information, and a range ring determined from the first base station using the first information. A location hyperbola may be determined using the second information wherein the location hyperbola has the first and second base stations as foci. A location of the subscriber station may be estimated using the range ring and the location hyperbola. | 01-12-2012 |
20120009939 | SYSTEM AND METHOD FOR LOCATING WIMAX OR LTE SUBSCRIBER STATIONS - A system and method for estimating a location of a subscriber station receiving a first signal from a first base station and receiving a second signal from a second base station where the first and second base stations are nodes in a WiMAX or LIE network. A message may be received from the subscriber station containing first and second information, and a range ring determined from the first base station using the first information. A location hyperbola may be determined using the second information wherein the location hyperbola has the first and second base stations as foci. A location of the subscriber station may be estimated using the range ring and the location hyperbola. | 01-12-2012 |
20120007792 | Monolithic Microwave Antenna Feed and Method of Manufacture - A microwave antenna feed arrangement provided with a unitary body with a feed bore between a launch end and a back end of the body. A plurality of coaxial annular grooves are located on the launch end of the body. An OMT bore in the body extends from a side of the body to the feed bore. The body may be further configured with an end cap to close the back end of the feed bore or a feed elbow for dual polarization operation. The body may be manufactured for example, by machining or metal injection molding. | 01-12-2012 |
20120007774 | METHOD AND SYSTEM FOR SELECTING OPTIMAL SATELLITES IN VIEW - A system and method for determining one or more satellites in view of a wireless device. A request for satellite assistance data may be received from a requesting entity and a reference location determined as a function of the request. A set of satellites may be determined as a function of the reference location. Subsequent cached information may be determined for each satellite in the set of satellites if cached information already existing for each satellite in the set of satellites has been cached for greater than a predetermined time period. This subsequent cached information may then replace the previously existing cached information for the reference location. One or more satellites in view of the wireless device may then be determined as a function of either the subsequent cached information or previously existing cached information, and assistance data may be provided to the requesting entity to determine an estimated location of the wireless device. | 01-12-2012 |
20110300742 | Connector Stabilizing Coupling Body Assembly - A stabilizing coupling body assembly for a coaxial connector is provided with a coupling body dimensioned to couple at a connector end of the coupling body with a cable end of the connector. A jacket grip of rigid material is retained between the coupling body and a stabilizing body coupled to a cable end of the coupling body. An outer diameter of the jacket grip abuts an annular wedge surface of the stabilizing body. The wedge surface is provided with a taper between a maximum diameter proximate a connector end of the jacket grip and a minimum diameter proximate a cable end of the annular wedge surface. The jacket grip is driven radially inward as the stabilizing body is advanced axially towards the coupling body. Methods of manufacture include forming elements of the coupling body assembly via injection molding. | 12-08-2011 |
20110296184 | MAINTAINING TRIGGERED SESSION STATE IN SECURE USER PLANE LOCATION (SUPL) ENABLED SYSTEM - A method is provided for maintaining session state in a Secure User Plane Location (SUPL) enabled system during a triggered session. The method includes modifying at least one parameter of a session message to include state data indicating the session state, and transmitting a request to a SUPL Enabled Terminal (SET) to initiate the triggered session, the request comprising the session message having the at least one modified parameter to be stored at the SET. The method further includes receiving a triggered message from the SET in response to occurrence of a trigger event detected by the SET, the triggered message comprising the stored state data. The triggered session is identified using the state data received in the triggered message. | 12-01-2011 |
20110291914 | SEGMENTED ANTENNA REFLECTOR WITH SHIELD - An antenna reflector includes a central segment with a peripheral coupling portion and a plurality of peripheral segments, each provided with a reflector portion and a shield portion. A proximal portion of each shield portion is dimensioned to couple with the peripheral coupling portion, a reflector portion edge of each peripheral segment is dimensioned to couple with adjacent reflector portion edges and a shield portion edge of each peripheral segment is dimensioned to couple with adjacent shield portion edges. The central segment and the reflector portion of the peripheral segments together form a reflector dish. The shield portions together provide a circumferential shield extending from a periphery of the reflector dish along an antenna boresight of the reflector dish. | 12-01-2011 |
20110288771 | SYSTEM AND METHOD FOR DETERMINING THE GEOGRAPHIC LOCATION OF A DEVICE - A method and apparatus for estimating a location of a device. For each of a plurality of locations of a device, a set of positional data is determined from signals received from a plurality of satellites. The positional data is filtered and compared with data from a road network database. This comparison may be a function of a distance from at least one point defined by a set of the filtered positional data to a road in the road network database and an angle between a line representing a best fit for plural points defined by corresponding plural sets of the filtered positional data to a line defined by a road in the road network database. | 11-24-2011 |
20110287779 | System and Method for Location Assurance of A Mobile Device - A system and method for determining whether an estimated location of a wireless device includes one or more forged location measurements. A first estimated location of the wireless device using a first set of location measurements is determined, and a second estimated location of the wireless device using a second set of location measurements is determined. The first estimated location may be compared to the second estimated location. One of the determined locations may then be identified as having one or more forged location measurements if the comparison between the first estimated location and second estimated location is greater than a predetermined threshold. The second set of location measurements may be produced using a location technology different than the location technology used to produce the first set of location measurements. | 11-24-2011 |
20110283515 | SNAP-IN CABLE HANGER CLIP - A clip for a snap-in cable hanger with a top from which at least two clip arm(s) extend and at least one of the clip arm(s) formed with a clip tab projecting proximate a distal end. The top having a length greater than a diameter of the mounting hole and a width dimensioned to fit within a spring space when the snap-in cable hanger is seated upon the mounting hole. The clip arm(s) spaced apart proximate the diameter of the mounting hole, having a length longer than a depth of the mounting hole. | 11-24-2011 |
20110279312 | Generating Accurate Time Assistance Data for An LTE Network - A system method for estimating Global Navigation Satellite System assistance data in a communications network. The method may comprise transmitting a location request from a mobility management entity to a location server, requesting a wireless device to transmit a first signal, and transmitting the first signal by the wireless device. A path delay estimate between the wireless device and location server may be determined as a function of an elapsed time for the request to the wireless to be received and as a function of an elapsed time for the transmitted first signal to be received. Satellite assistance data may then be determined as a function of current network time and the determined path delay estimate. | 11-17-2011 |
20110267231 | Cellular Antenna Phase Shifter Positioning Using Motorized Torque Lever - An actuator providing improved torque, control, and reduced motor and actuator size is provided. An actuator according to one example may include a base plate, a stationary ring gear on the base plate, the ring gear having an arc of substantially less than a conventional full circle ring gear, a pivot assembly and a drive shaft. In one example, the ring gear is approximately half a circle. The pivot assembly may be pivotally mounted on the base plate. The pivot assembly may also have a control board, a stepper motor and a drive gear coupled to an output shaft of the stepper motor, the drive gear mounted on the pivot assembly such that the drive gear engages the stationary ring gear. In one example, the stepper motor is coupled to the drive gear via a worm gear, spur gear, and a shaft. In another example, the drive gear is mounted directly on the output shaft of the stepper motor. The actuator also includes a drive shaft having an axis parallel to a pivot of the pivot assembly. | 11-03-2011 |
20110260944 | ANTENNA HEAT FINS - A cellular communication antenna has a base with a length that exceeds its width and an inside surface with internal mounts for a plurality of electrical components that generate heat when in operation. A top encapsulates the electrical components and incorporates a radome. A plurality of fins are mounted on the outside surface of the base. They may be non-parallel with the length of the base. They may all be substantially the same length. They are further constructed and arranged to be in thermal communication with the electrical components such that heat generated by the electrical components is dissipated by the fins. Each fin may be in thermally conductive communication with more than one electrical component. | 10-27-2011 |
20110250854 | RECONFIGURABLE WIRELESS TRANSMISSION SYSTEM - A wireless transmission system supporting at least first and second high-isolation transmission modes. In the first TX mode, first and second incoming data streams are processed independently within first and second TX paths to generate first and second analog outgoing signals for separate transmission via first and second antennas. In the second TX mode, the two incoming data streams are combined to form a combined data stream. First and second versions of the combined data stream are processed by the first and second TX paths to generate two analog signals that are combined for transmission via a single antenna. In the second TX mode, a feedback signal, based on differences between the two analog signals, is used to adjust the relative phase and/or delay of the two versions of the combined signal in the digital domain to reduce phase differences between the two analog signals, thereby increasing signal transmission power. | 10-13-2011 |
20110249708 | AUTOREGRESSIVE SIGNAL PROCESSING FOR REPEATER ECHO CANCELLATION - A method and apparatus to address multipath interference in a communication system is provided. The method comprises measuring an error signal in a signal path of the repeater, wherein the error signal contains desired communication signals, noise signals, and multipath coupling interference signals, computing a power spectrum of the measured error signal, and estimating a response of the multipath coupling interference by processing the power spectrum of the measured error signal using autoregressive estimation in the frequency domain. The method further comprises computing a plurality of FIR filter coefficients from the estimated response and applying the plurality of filter coefficients to an adjustable filter that generates a cancellation signal used to at least partially mitigate the multipath coupling interference signals. | 10-13-2011 |
20110243291 | SYNCHRONOUS TRANSFER OF STREAMING DATA IN A DISTRIBUTED ANTENNA SYSTEM - Embodiments of the invention provide a method, distributed antenna system, and components that generate a jitter reduced clock signal from a serial encoded binary data stream transmitted over a communication medium. The method comprises receiving a modulated signal that includes the encoded binary data stream and extracting the encoded binary data stream. The method further comprises generating a recovered clock signal that is phase locked to the encoded binary data stream, generating an error signal based on a difference between a phase of the encoded binary data stream and the recovered clock signal, and integrating the error signal to generate a signal to control a voltage controlled oscillator. The method further comprises generating a stable recovered clock signal and producing at least one output clock by scaling the stable recovered clock signal frequency. | 10-06-2011 |
20110241425 | METHOD AND APPARATUS FOR DISTRIBUTING POWER OVER COMMUNICATION CABLING - A PoE powered device and method of operation are provided. The device includes a first port unit configured to negotiate receipt of a level of PoE power from a power sourcing equipment. The power is received on a first pair of taps on a first communication port. A detection unit is configured to detect a presence of a first optional circuit load and to detect a presence of a second optional power load. A control circuit is configured to establish connectivity between a second pair of taps on the first communication port and a second powered device port unit in response to the detection unit detecting the first optional load, and further configured to establish connectivity between the second pair of taps and a third pair of taps on a pass-through communication port in response to the detection unit failing to detect the first load and detecting the second load. | 10-06-2011 |
20110231561 | System and Method for Routing SUPL Proxy-Mode Traffice When Multiple Nodes are Deployed in a Network - A system and method for connecting a mobile device to a node in a wireless network. A query may be received for a mobile device from a location based application. In response to the query a first message may be transmitted to the mobile device from a first node, the first message being populated with at least one predetermined parameter. At a second node, it may then be determined whether to forward a second message from the mobile device to the first node via the second node as a function of the availability of the first node or the at least one predetermined parameter. | 09-22-2011 |
20110230206 | SYSTEM AND METHOD FOR SINGLE SENSOR GEOLOCATION - A system and method for determining a position of a wireless mobile device. The method comprising the steps of providing one base station in communication with the mobile device, providing a sensor spaced apart a known distance from the base station, and determining the range between the mobile device and the base station. The time of arrival of a signal transmitted from the mobile device is measured at the sensor and a set of coordinates is calculated for the mobile device relative to the sensor as a function of the known distance from the sensor to the base station, the range between the mobile device and the base station, an estimate of base station transmission timing relative to a time source, and the time of arrival. One of the set of coordinates may then be chosen to thereby determine a position of the mobile device relative to the sensor. | 09-22-2011 |
20110230093 | Coaxial Connector with Cable Diameter Adapting Seal Assembly and Interconnection Method - A coaxial connector for interconnection with a coaxial cable provided with a connector body and a clamp ring dimensioned to couple with a cable end of the connector body. The clamp ring and the connector body provided with a bore along a longitudinal axis therethrough. A gasket with a radially inward protrusion coupled to an inner diameter of the clamp ring. An outer diameter sidewall of the radially inward protrusion and an inner diameter sidewall of the gasket forming an annular gasket groove open to a connector end of the clamp ring. An annular shim seated within the bore; the shim contacting the gasket groove, biasing the radially inward protrusion radially inward, as the clamp ring is advanced toward the connector body along the longitudinal axis. | 09-22-2011 |
20110210843 | SYSTEM AND METHOD FOR LOCATION OF MOBILE DEVICES IN CONFINED ENVIRONMENTS - The sensor network may include a location capture processing unit; and a plurality of sensors in communication with the location capture processing unit. Each sensor of the plurality of sensors includes a controller and a RF receiver configured to receive RF signals. The RF receiver is in communication with the controller. A localization engine is configured to receive beacon signals transmitted by other sensors in the sensor network. The localization engine is in communication with the controller. The controller of each of the plurality of sensors is further configured to determine a position of its respective sensor using either RF receiver or localization engine or both. The plurality of sensors communicates their position to the location capture processing unit. | 09-01-2011 |
20110201269 | GAIN MEASUREMENT AND MONITORING FOR WIRELESS COMMUNICATION SYSTEMS - A method of monitoring an element in wireless communication system is provided. An operational noise measurement is obtained by measuring a noise value outside of a bandwidth of a first device, but within a bandwidth of a second, subsequent device. The operational noise measurement is alternatively obtained by tuning an input band of the element to shift the input band partially or completely outside of a bandwidth of a first device to create an open band or by suppressing an input of the antenna and measuring noise within the open bandwidth of the element of the wireless communication network. A stored parameter is retrieved and compared to the measured operational noise. Alternatively, a leakage signal of the element may be received at a signal receiver and compared to a reference. The reference is a function of components of the wireless communication system in a leakage path of the leakage signal. | 08-18-2011 |