19th week of 2016 patent applcation highlights part 61 |
Patent application number | Title | Published |
20160134272 | Switch Driver With a Low-Cost Cross-Conduction-Preventing Circuit - A driver for a power transistor switch comprising a FET complementary output stage which is driven by another FET complementary pre-driver stage which is further driven by an input-buffer and level-shifter stage. The pre-driver stage includes a current-limiting and cross-delaying circuit which is inserted in between drains terminals of a complementary FET pair. The current-limiting and cross-delaying circuit limits shoot-current at the pre-driver stage; and in conjunction with the FET pair and the input-buffer and level-shifter stage, it is adapted to delay turning on one complementary output FET until after the other complementary output FET is turned off, thereby preventing cross conduction at the output stage. | 2016-05-12 |
20160134273 | EMITTER FOLLOWER BUFFER WITH REVERSE-BIAS PROTECTION - The invention relates to a buffer circuit for a receiver device including a transconductance stage and an output stage coupled in parallel to output stages of other channels of the device. The output of the transconductance stage is connected to a base of a bipolar transistor in the output stage. A switch is connected between the base of the bipolar transistor and the emitter of the bipolar transistor. A controller is arranged to switch the buffer circuit from a switch-off mode to a switch-on mode and back. In switch-off mode the switch is switched on, so as to connect the base and the emitter of the bipolar transistor. | 2016-05-12 |
20160134274 | SEMICONDUCTOR CIRCUIT, VOLTAGE DETECTION CIRCUIT, AND VOLTAGE DETERMINATION CIRCUIT - The present disclosure provides a semiconductor circuit including: a PMOS transistor that includes a first source connected to a power supply, a first drain, and a first gate to which a fixed potential is supplied; an output circuit that outputs a first output signal, which is a reset signal or a power-on signal, and that outputs a second output signal according to a potential of the first drain; a constant current source connected to the first drain; and an NMOS transistor that includes a second source to which a fixed potential is supplied, a second drain connected to the first drain, and a second gate to which the second output signal from the output circuit is applied. | 2016-05-12 |
20160134275 | SWITCH BOX - A switch box includes a relay transistor circuit connecting a pair of batteries in parallel, and an breaker circuit that breaks the relay transistor circuit when a sign of a potential difference between a potential of at least one of the pair of batteries connected to the relay transistor circuit and a predetermined reference potential is reversed with respect to the sign of the potential difference in which the batteries are correctly connected. | 2016-05-12 |
20160134276 | SWITCH CIRCUIT FOR VOLTAGE - A switch circuit for voltage includes a power supply module, a platform controller hub (PCH), a basic input-output system (BIOS), and a regulation module. An output pin of the power supply module is coupled to a memory to supply power for the memory. When a type of the memory is changed, an output signal of the PCH is controlled by the BIOS, and the regulation module switches the resistors coupled to a feedback pin of the power supply module, for changing voltage signals output from the power supply module. | 2016-05-12 |
20160134277 | DRIVE CIRCUIT FOR POWER SEMICONDUCTOR ELEMENT - A drive circuit for a power semiconductor element includes: a voltage-command generation unit that generates a voltage command VGEref, which is a charge command between the gate and emitter terminals of a power semiconductor element; and a subtracter that calculates a deviation voltage Verr between the voltage command VGEref and the voltage between the gate and emitter terminals. The drive circuit also includes: a gate current controller that is input with the deviation voltage Verr and calculates a gate-current command voltage VIGref for determining the gate current that is caused to flow to the gate terminal of the power semiconductor element; a gate-current command limiter that limits the gate-current command voltage VIGref; and a gate-current supply device that is input with an actual gate-current command voltage VIGout and that supplies a gate current to the gate terminal of the power semiconductor element. | 2016-05-12 |
20160134278 | APPARATUS AND METHODS FOR REDUCING CHARGE INJECTION MISMATCH IN ELECTRONIC CIRCUITS - Apparatus and methods for reducing charge injection mismatch are provided herein. In certain implementations, an electronic circuit includes one or more switch banks. Each switch bank can include a selection circuit and a plurality of switches that can be controlled using one or more clock signals. The selection circuit can select a first portion of the switches for operation in a first switch group and a second portion of the switches for operation in a second switch group. During a calibration, the electronic circuit's charge injection mismatch can be directly or indirectly observed for different switch configurations of the switch banks. The electronic circuit can be programmed to operate with the selected switch configurations of the switch banks to provide the electronic circuit with small charge injection mismatch. | 2016-05-12 |
20160134279 | METHOD AND CIRCUIT FOR RECHARGING A BOOTSTRAP CAPACITOR USING A TRANSFER CAPACITOR - A circuit including and a method utilizing an improved bootstrap topology provide power to a high side (HS) driver for high efficiency applications. The improved bootstrap topology includes a transfer capacitor to store charge and to recharge a bootstrap capacitor, which provides power to the HS driver. The improved bootstrap topology also includes a resistor connected to the transfer capacitor to charge the transfer capacitor from a voltage source and to isolate the transfer capacitor from high voltage pulses. | 2016-05-12 |
20160134280 | Bidirectional Integrated CMOS Switch - A bidirectional integrated CMOS switch is provided which is capable of switching voltages beyond the range of the supply and ground potentials. The switch is composed of NMOS and PMOS transistors as the switch conductor path, a diode bridge, and control circuitry to turn the switch on and off by means of low voltage logic, regardless of the voltages on the switch terminals. The device and method of the invention enables the switching of high voltage loads operating at arbitrary or floating voltages relative to the low voltage power supply and ground, and provides on/off control of the switch with ordinary low voltage logic levels. The invention provides bidirectional switching without conducting through the parasitic body diodes of the CMOS devices. | 2016-05-12 |
20160134281 | SWITCH ISOLATION NETWORK - Radio-frequency (RF) switches and devices are disclosed providing improved switch isolation. Disclosed RF switches may include a pole node, a first throw arm connected between the pole node and a first throw node, and a second throw arm connected between the pole node and a second throw node, the second throw arm including first and second field-effect transistors (FETs). RF switches may further include a passive device connected on a first end to a source connector of the first FET and on a second end to a drain connector of the second FET. | 2016-05-12 |
20160134282 | MULTI-ORIENTATION INTEGRATED CELL, IN PARTICULAR INPUT/OUTPUT CELL OF AN INTEGRATED CIRCUIT - An integrated circuit includes at least one integrated cell disposed at a location of the integrated circuit. The at least one integrated cell may have two integrated devices coupled to at least one site of the integrated cell and a multiplexer, and the two integrated devices respectively oriented in two different directions of orientation. A first integrated device of the two integrated devices that is oriented in one of the two directions of orientation is usable. The integrated circuit may include a controller configured to detect the direction of orientation which, having regard to the disposition of the integrated cell at the location, may allow the first integrated device to be usable, and to control the multiplexer to couple the first integrated device electrically to the at least one site. | 2016-05-12 |
20160134283 | OUTPUT DISCHARGE TECHNIQUES FOR LOAD SWITCHES - An output discharge circuit for a load switch may include a capacitor coupled between a power rail of the output discharge circuit and a ground lead, and a diode coupled between a power input of the output discharge circuit and the power rail. The output discharge circuit may charge the capacitor via a current path formed by the diode while power is being supplied to the load switch. When the power supply to the output discharge circuit is turned off, the diode may prevent the capacitor from discharging through the current path, and the stored charge on the capacitor may be used to power the output discharge switch for a period of time after the power supply has been turned off. In this way, the output discharge circuit may continue to discharge the output of the load switch even when power is no longer being supplied to the load switch. | 2016-05-12 |
20160134284 | A TOUCH SWITCH FOR A CONTROL DEVICE OF AN ELECTRIC AND/OR ELECTRONIC APPARATUS - The present invention relates to a touch switch of ( | 2016-05-12 |
20160134285 | ON-DIE TERMINATION CIRCUIT AND ON-DIE TERMINATION METHOD - An ODT circuit capable of generating an OCD/ODT code and/or a reference voltage adaptively adjusted according to a system environment is disclosed. The ODT circuit comprises a system environment detector, an OCD/ODT replica circuit, an OCD/ODT code generator and an OCD/ODT unit. The system environment detector detects a supply voltage to generate a voltage code, detects an operating temperature to generate a temperature code, and detects an operating frequency to generate a frequency code. The OCD/ODT code generator generates a pull-up code and a pull-down code currently optimized for a semiconductor memory device based on a pull-up reference voltage, a pull-down reference voltage, the voltage code, the temperature code and the frequency code. | 2016-05-12 |
20160134286 | HIGH-SPEED LEVEL-SHIFTING MULTIPLEXER - Systems and methods for level-shifting multiplexing are described herein. In one embodiment, a method for level-shifting multiplexing comprises selecting one of a plurality of inputs based on one or more select signals, and pulling down one of first and second nodes based on a logic state of the selected one of the plurality of inputs. The method also comprises pulling up the first node if the second node is pulled down, and pulling up the second node if the first node is pulled down. | 2016-05-12 |
20160134287 | EMITTER-COUPLED SPIN-TRANSISTOR LOGIC - A switch comprising a spin-transistor and a first control wire. The spin-transistor is configured so that when a magnetic field applied to the spin-transistor is less than a threshold value, the transistor is in a conductive state in which electric current flows through the spin-transistor. When the magnetic field applied to the spin-transistor is greater than the threshold value, the spin-transistor is in a resistive state in which the electric current flowing through the spin-transistor is substantially reduced. The first control wire is for receiving a current to affect the magnetic field applied to the spin-transistor. | 2016-05-12 |
20160134288 | THREE DIMENSIONAL INTEGRATED CIRCUITS - A three-dimensional semiconductor device, comprising: a first module layer having a plurality of circuit blocks; and a second module layer positioned substantially above the first module layer, including a plurality of configuration circuits; and a third module layer positioned substantially above the second module layer, including a plurality of circuit blocks; wherein, the configuration circuits in the second module control a portion of the circuit blocks in the first and third module layers. | 2016-05-12 |
20160134289 | POWER MANAGEMENT SYSTEM FOR INTEGRATED CIRCUITS - An apparatus includes a plurality of programmable hardware resources and an analog-to-digital converter (ADC) disposed on an IC die. The ADC is configured to quantize values of one or more analog parameters of the IC die. The apparatus also includes a configuration control circuit configured to program the programmable hardware resources in response to a set of configuration data. The programmable hardware resources are programmed to implement a set of circuits specified by the configuration data and to connect the ADC to respective nodes of the IC die for sampling the analog parameters. The apparatus also includes an interface circuit coupled to the ADC and configured to generate a control signal based on quantized values of the one or more analog parameters from the ADC. The interface circuit outputs the control signal to a power supply coupled to a power terminal of the IC die. | 2016-05-12 |
20160134290 | GRAY COUNTER AND ANALOGUE-DIGITAL CONVERTER USING SUCH A COUNTER - An N-bit Gray counter, with N an integer greater than 1, comprises a string of N logic cells connected in cascade, wherein each logic cell comprises an input port for a succession of clock pulses, a circuit for generating a Gray count bit having an output port for the Gray count bit and a circuit for generating a clock signal having a clock output port linked to the input port of the following logic cell. An analogue-digital converter of ramp type using such a Gray counter is also provided. | 2016-05-12 |
20160134291 | CONTROL SYSTEMS AND METHODS SUITABLE FOR USE WITH POWER PRODUCTION SYSTEMS AND METHODS - Control systems and methods suitable for combination with power production systems and methods are provided herein. The control systems and methods may be used with, for example, closed power cycles as well as semi-closed power cycles. The combined control systems and methods and power production systems and methods can provide dynamic control of the power production systems and methods that can be carried out automatically based upon inputs received by controllers and outputs from the controllers to one or more components of the power production systems. | 2016-05-12 |
20160134292 | SAMPLING CIRCUIT MODULE, MEMORY CONTROL CIRCUIT UNIT, AND DATA SAMPLING METHOD - A sampling circuit module, a memory control circuit unit, and a data sampling method are provided. The sampling circuit module includes a delay lock loop (DLL) and a sampling circuit. The DLL includes a clock control circuit, a clock delay circuit and a voltage control circuit. The clock control circuit performs a delay lock for a reference clock signal, so as to output a selecting signal. The clock delay circuit delays the reference clock signal according to the selecting signal, so as to output a delay clock signal. The voltage control circuit adjusts a driving voltage outputted to the clock control circuit and the clock delay circuit according to the selecting signal. The sampling circuit samples a data signal according to the delay clock signal. Accordingly, a delay ability of the DLL may be improved by adjusting the driving voltage. | 2016-05-12 |
20160134293 | Method and Apparatus for an Active Negative-Capacitor Circuit to Cancel the Input Capacitance of Comparators - A negative-capacitance circuit comprises a first node coupled to a drain of a first transistor and a gate of a second transistor; a second node coupled to a drain of the second transistor and a gate of the first transistor; a capacitor coupled between a source of the first transistor and a source of the second transistor; a first current mirror coupled between a supply voltage and the source of the first transistor; and a second current mirror coupled between the supply voltage and the source of the second transistor. The circuit can be configured to drive the differential capacitive load between the first and second nodes in a shorter time period, thereby increasing the transfer bandwidth of the differential signal. | 2016-05-12 |
20160134294 | AUTOMATIC ANALOG SELECTION CIRCUIT FOR READING EXTERNAL SENSORS - A system configured to convert an output of a sensor for an application includes an analog input circuit and a processor. The analog input circuit is configured to receive the sensor output. The processor is configured to determine an analog input of the analog input circuit to read the sensor output, and based on one or more received sensor characteristics, and convert the read sensor output to a signal compatible with the application. | 2016-05-12 |
20160134295 | PULSE DENSITY MODULATION DIGITAL-TO-ANALOG CONVERTER WITH TRIANGLE WAVE GENERATION - A phase accumulator style circuit generates an output stream of pulses. The density of the pulse stream is proportional to the input data value relative to the maximum value supported by the bit width of an adder. The output pulse density is representative of the desired output voltage. The pulse stream may be filtered with a resistor-capacitor (RC) low pass filter to yield an analog voltage. Faster clock rates support the use of smaller output filters that reduce circuit cost. This circuit provides triangle wave generation wherein the DAC output ramps up and down at a user specified rate (slope) between user specified maximum and minimum amplitude values. The up and down triangle wave ramp rates (up and down slopes) may be different and independent or the same. | 2016-05-12 |
20160134296 | SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE AND DATA PROCESSING SYSTEM - The semiconductor integrated circuit device has: more than one analog port; an A/D conversion part operable to execute an A/D conversion process for converting an analog signal taken in through each analog port into a digital signal for each preset virtual channel; and an A/D conversion control part operable to control an action of the A/D conversion part. The A/D conversion control part includes: virtual channel registers on which correspondence between the virtual channel and the analog port can be set; and a scan-group-forming register on which a start position of a scan group and an end position thereof can be set. The A/D conversion control part controls the A/D conversion part to successively execute an A/D conversion process on a plurality of virtual channels from a virtual channel associated with the start pointer to a virtual channel associated with the end pointer. | 2016-05-12 |
20160134297 | METHOD AND DEVICE FOR ANALOG/DIGITAL CONVERSION OF AN ANALOG SIGNAL - A method includes a first analog/digital conversion of an analog signal over m bits, with m less than n, associated with a first full-scale value, and a second analog/digital conversion of the analog signal over m bits associated with a second full-scale value 2 | 2016-05-12 |
20160134298 | FLASH ADC WITH INTERPOLATORS - An ADC is provided. The ADC includes a plurality of pre-amplifiers, dynamic comparators coupled to the pre-amplifiers, interpolators and an encoder. Each pre-amplifier provides a pair of differential outputs according to a pair of differential analog signals and a first reference voltage and a second reference voltage different from the first reference voltage. Each dynamic comparator provides a first comparing signal and a second comparing signal according to the pair of differential outputs of the corresponding pre-amplifier. Each interpolator provides an interpolating signal according to the first and second comparing signals of two of the dynamic comparators. The encoder provides a digital output according to the interpolating signals. The first and second comparing signals are the same in a reset phase, and the first and second comparing signals are complementary according to the pair of differential outputs of the corresponding pre-amplifier in an evaluation phase. | 2016-05-12 |
20160134299 | ANGLE ENCODER AND A METHOD OF MEASURING AN ANGLE USING SAME - An angle encoder is disclosed. The angle encoder has first and second components rotatable with respect to each other, and an encoder pattern comprising codewords for indicating the angle between the first and second components. The encoder pattern comprises a set of base encoder channels coded with a conventional Gray code, and a set of Booster channels for improving the resolution of angle measurement. | 2016-05-12 |
20160134300 | SAR ADC AND METHOD THEREOF - A SAR ADC including a comparator, an input switch unit, a positive conversion capacitor array, a negative conversion capacitor array, and a SAR controller is provided. The input switch unit alternately couples and decouples a differential analog input signal to the comparator. The positive and negative conversion capacitor arrays sample the differential analog input signal during the sampling phase. The SAR controller resets the switches in the capacitor arrays at the end of the sampling phase to change the sampled voltage into a residual signal, generates an intermediate digital code to control the switches during the conversion phase according to an output of the comparator to convert the residual signal to the intermediate digital code, generates the digital code according to the intermediate digital code, and uses an inverted intermediate digital code to control the switches at the end of the conversion phase. | 2016-05-12 |
20160134301 | DELTA-SIGMA MODULATOR HAVING TRANSCONDUCTOR NETWORK FOR DYNAMICALLY TUNING LOOP FILTER COEFFICIENTS - A dynamically tunable transconductor includes a voltage-to-current converter stage for generating a current signal based on a voltage signal; and a current scaling stage for scaling the current signal by a scaling factor to achieve a particular transconductance. Current scaling stage includes a coarse tune mechanism having an associated coarse tune step and a fine tune mechanism having an associated fine tune step, where the scaling factor is a ratio of the coarse tune step to the fine tune step. A delta-sigma modulator can implement the transconductor to generate loop filter coefficients by dynamically tuning the transconductance to achieve a particular resistance. | 2016-05-12 |
20160134302 | DIGITAL TO ANALOG CONVERTER AND ANALOG TO DIGITAL CONVERTER CALIBRATION TECHNIQUES - Methods and devices for the calibration of digital to analog converters (DAC) and analog to digital converters (ADC) are disclosed. In a first step the DAC is calibrated and in a second step the calibrated DAC is used to calibrate the ADC. Averaging techniques and/or equation based techniques are used to further improve the calibration of both components in an iterative process. Embodiments of the invention allow for a very compact physical implementations of the converter. The invention reduces of analog circuitry in favor of digital circuits. Embodiments of the invention are suitable for the implementation in fine line CMOS processes and can operate in a low supply voltage environment. | 2016-05-12 |
20160134303 | DETERMINATION OF ENCODING BASED ON PERCEIVED CODE POINT CLASSES - A method, a computer program product, and a computer system for determination of encoding based on received code point classes are provided. The computer implemented method includes transferring data in a text form. The computer implemented method includes, in response to determining that decoding the data in text form passes, transferring some or all of the data in a binary form. The computer implemented method includes calculating code point class proportions for the data in the text form and the data in the binary form and determining a best form for transferring the data, based on comparison of the code point class proportions. | 2016-05-12 |
20160134304 | DATA PROCESSING DEVICE AND DATA PROCESSING METHOD - A code bit of an LDPC code in which a code length is 16200 bits and an encoding rate is 8/15 is interchanged with a symbol bit of a symbol corresponding to any of 8 signal points defined by 8PSK. When 3 bits of code bits stored in three units of storages having a storage capacity of 16200/3 bits and read bit by bit from the units of storages are allocated to one symbol, a (#i+1)-th bit from a most significant bit of the 3 bits of code bits is set to a bit b#i, a (#i+1)-th bit from a most significant bit of 3 bits of symbol bits of the one symbol is set to a bit y#i, and a bit b | 2016-05-12 |
20160134305 | NON-CONCATENATED FEC CODES FOR ULTRA-HIGH SPEED OPTICAL TRANSPORT NETWORKS - A decoder performs forward error correction based on quasi-cyclic regular column-partition low density parity check codes. A method for designing the parity check matrix reduces the number of short-cycles of the matrix to increase performance. An adaptive quantization post-processing technique further improves performance by eliminating error floors associated with the decoding. A parallel decoder architecture performs iterative decoding using a parallel pipelined architecture. | 2016-05-12 |
20160134306 | GENERATING APPARATUS, GENERATING METHOD AND RECORDING MEDIUM - Provided is a generating apparatus generating error-correcting code for data packet including: a first determining unit configured to determine a redundancy range for the error-correcting code; a second determining unit configured to determine a combination of a plurality of interleaving lengths indicating an interval of a plurality of data packets for which the error-correcting code is generated; and a generating unit configured to generate the error-correcting code for the data packet, based on a combination of the plurality of interleaving lengths determined by the second determining unit, wherein the second determining unit determines the combination of the plurality of interleaving lengths, such that a total redundancy of the error-correcting codes for the data packets corresponding to the combination of the plurality of interleaving lengths falls within a range of redundancy determined by the first determining unit. | 2016-05-12 |
20160134307 | COMPLETELY UTILIZING HAMMING DISTANCE FOR SECDED BASED ECC DIMMS - In an Error Correction Code (ECC)-based memory, a Single Error Correction Double Error Detection (SECDED) scheme is used with data aggregation to correct more than one error in a memory word received in a memory burst. By completely utilizing the Hamming distance of the SECDED (128,120) code, 8 ECC bits can potentially correct one error in 120 data bits. Each memory burst is effectively “expanded” from its actual 64 data bits to 120 data bits by “sharing” additional 56 data bits from all of the other related bursts. When a cache line of 512 bits is read, the SECDED (128,120) code is used in conjunction with all the received 64 ECC bits to correct more than one error in the actual 64 bits of data in a memory word. The data mapping of the present disclosure translates to a higher rate of error correction than the existing (72,64) SECDED code. | 2016-05-12 |
20160134308 | Mobile Transceiver with Shared User Filter, Method for the Operation of the Mobile Transceiver and Use of a Filter - A mobile communication device includes an antenna and a transceiver circuit having a first port for transmitting first RF signals and a second port for transmitting second RF signals. The second RF signals are different than the first RF signals. A single RF filter is electrically connected between the antenna and the transceiver circuit. The RF filter has an antenna port coupled to the antenna and a transceiver port coupled to the transceiver circuit. The transceiver port of the RF filter is coupled to the first port and to the second port of the transceiver circuit. | 2016-05-12 |
20160134309 | Method And System For Multi-Band Transceiver Front-End Architecture With Reduced Switch Insertion Loss - Methods and systems for a multi-band transceiver front-end architecture with reduced insertion loss may comprise, in a transceiver comprising a first plurality of switches (each with a common terminal coupled to a transmit signal path), a second plurality of switches (each with a common terminal coupled to a receive signal path), and a plurality of communications links: operatively coupling the transmit signal path to one of the communications links using one of the first switches when the transceiver is in a transmit mode, and operatively coupling the receive signal path to one of the communications links using one of the second switches when the transceiver is in a receive mode. An off capacitance of at least one of the switches may be reduced utilizing an operatively coupled inductive element. The inductive element may comprise an inductor operatively coupled in series with the transmit signal path. | 2016-05-12 |
20160134310 | APPARATUS AND METHOD FOR CANCELING INTER-MODULATION PRODUCTS - The present disclosure provides an apparatus and a method for canceling inter-modulation (IM) products in a transceiver. The apparatus includes: a pre-distortion circuit configured to estimate a first IM product caused by a transmission signal and pre-distort the transmission signal to cancel the first IM product; an IM product calculator configured to calculate a second IM product caused by the transmission signal in a received signal based on the first IM product; and a subtractor configured to subtract the second IM product from the received signal. | 2016-05-12 |
20160134311 | METHODS AND DEVICES FOR DETERMINING INTERMODULATION DISTORTIONS | 2016-05-12 |
20160134312 | HIGH-VOLTAGE RADIO-FREQUENCY ATTENUATOR - A variable attenuator can be used with high-voltage radio-frequency signals. The attenuator can provide wide dynamic range with little loss at the lowest attenuation level. The attenuator may be implemented in digital integrated circuit processes and occupies small integrated circuit area. Additionally, the use of circuit elements external to the SoC may be reduced. The attenuator uses multiple attenuator cells connected in parallel to an RF input and RF output. The attenuator cells use capacitive dividers with pair of capacitors laid out in the same integrated circuit area. The capacitors are also laid out so that the RF input shields the RF output from ground to avoid parasitic capacitance on the RF output. | 2016-05-12 |
20160134313 | DISTORTION SUPPRESSION FOR WIRELESS TRANSMISSION - A receiver arranged to receive and to suppress a distortion in a receive signal, the receive signal comprising an information signal, the information signal occupying a first frequency band, the receive signal further comprising a pilot signal, the pilot signal occupying a second frequency band different from the first frequency band, the receiver comprising a pilot removal device arranged to receive a processed receive signal, and to extract and process the processed pilot signal from the processed receive signal as a processed extracted pilot signal, and to combine the processed extracted pilot signal with the processed receive signal to generate a distortion suppressed receive signal. | 2016-05-12 |
20160134314 | Oportunistic Interference Cancellation Of Radar Signals - In accordance with the exemplary embodiments there is at least a method and apparatus to operations including determining, by a communication device, parameters for each of at least one interfering radio signal of a communication signal received by one or more antenna of the communication device; and based on the determined parameters, at least one of suppressing and cancelling the at least one interfering radio signal from the communication signal by the communication device. | 2016-05-12 |
20160134315 | INTERFERENCE CANCELLATION - A circuit comprises a vector separator circuit to generate a first extracted signal according to (i) a first correlation signal, (ii) a second correlation signal, and (iii) a relative response signal. The first correlation signal corresponds to a first correlation between an input signal and a first test signal. The first test signal has a first frequency, and the input signal includes a first spur having the first frequency. The second correlation signal corresponds to a second correlation between the input signal and a second test signal. The second test signal has a second frequency. The relative response signal corresponds to a relative response of the second frequency in the first correlation signal. | 2016-05-12 |
20160134316 | System and Methods for Enabling MIMO Operation During Inactive SIM State on a Multi-SIM Wireless Communication Device - Methods and devices are disclosed for managing multiple-input multiple-output (MIMO) mode on a multi-SIM wireless device. The wireless device may determine whether all of the SIMs are in an active state, and identify each active SIM and each RF resource that is associated with an inactive SIM if less than all of the SIMs are in the active state. The wireless device may determine whether at least one identified active SIM and at least one identified RF resource satisfy MIMO criteria. Upon determining that at least one identified active SIM and at least one identified RF resource satisfy the MIMO criteria, the wireless device may allocate, for use in MIMO operations, the at least one identified RF resource to a protocol stack associated with a selected one of the at least one identified active SIM. | 2016-05-12 |
20160134317 | SYSTEM AND METHODS FOR DYNAMICALLY MANAGING RECEIVE MODES TO IMPROVE PERFORMANCE ON A MULTI-SUBSCRIBER IDENTITY (SIM) WIRELESS COMMUNICATION DEVICE - Methods and devices for implementing dynamic receive mode management to improve data throughput and paging performance on a multi-subscriber identification module (SIM) wireless communication device may include detecting, on a protocol stack associated with a first SIM, an active communication in a first network, detecting, on a protocol stack associated with a second SIM, an idle mode paging cycle in a second network, prompting entry into a selected dual receive mode on the shared RF resource, and monitoring at least one performance metric for the idle mode paging cycle associated with the second SIM while in the dual receive mode. Based on the monitored performance metric while in the dual receive mode, the wireless communication device may determine whether paging performance is degraded for the second SIM, and if so, trigger entry into a fallback mode on the shared RF resource. | 2016-05-12 |
20160134318 | APPARATUSES, METHODS AND SYSTEMS FOR IMPLEMENTING A SYSTEM-ON-CHIP WITH INTEGRATED REPROGRAMMABLE CELLULAR NETWORK CONNECTIVITY - Apparatuses, methods, and systems are provided for configuring a “SIM-less” System-on-Chip (S2oC) with integrated reprogrammable cellular network connectivity. Digitally issued Subscriber Identity Module (SIM) cards may be digitally issued by a remote server and downloaded and managed by the S2oC. A virtual SIM card container may be packaged in the S2oC and hosts an identity manager used by a plurality of applications residing in the multi-core processor of the S2oC. A virtual modem with a custom communication protocol allows the multi-core processor applications to exchange data with the virtual SIM card container. | 2016-05-12 |
20160134319 | INTER-VEHICLE COMMUNICATION DEVICE - An inter-vehicle communication device of a vehicle provided with an electrical coupler that constructs a communication path with another vehicle by using an electric contact with said another vehicle is provided. The inter-vehicle communication device has: a communication control circuit controlling a communication with said another vehicle; a pulse transformer arranged between the communication control circuit and the electrical coupler; and a power supply device arranged between a middle point of the pulse transformer and the electrical coupler to apply a direct-current voltage to the electric contact between the electrical coupler and an electrical coupler of said another vehicle. | 2016-05-12 |
20160134320 | Night Stand Cell Phone Holder - A cue ball deflection path training aid used by beginning pool or billiards players to help them optimally position the cue ball for the next shot. The aid includes cue ball deflection grid attached or imprinted on a cue stick's top surface. The grid includes a main neutral line, a transverse line, and two diagonally aligned lines that converge to designate a center intersection point. The two diagonal lines are aligned at approximately 30 degrees from the transverse line. The grid is oriented on the cue stick so that the main neutral line is aligned with the cue stick's longitudinal axis. In one embodiment, the grid is printed on an adhesive label attached to or near the cue stick's midline axis. During use, the player holds the cue stick so that lines of the grid are aligned with the aiming line or over the object ball path line. | 2016-05-12 |
20160134321 | MOBILE COMMUNICATION DEVICE AND MANUFACTURING METHOD THEREOF - A mobile communication device includes a metallic housing, a main board mounted within the metallic housing, and an antenna portion and a grounding portion, the antenna portion including at least a first antenna and a second antenna, wherein these antennas share a common radiation part formed by a metallic cover piece, a metallic surrounding piece, an insulating piece, and a connection piece; the cover piece is grounded, the grounding portion including a first grounding point and a second grounding point both provided on the main board, respectively located laterally to the connection piece and abutting against the metallic surrounding piece. A corresponding manufacturing method of the mobile communication device is also related. | 2016-05-12 |
20160134322 | ADJUSTABLE PROTECTIVE COVER FOR AN INPUT DEVICE - Embodiments of the invention show a tablet cover that folds to provide a stand for the tablet. A friction hinge between two sections of the tablet cover provides sufficient friction to maintain the stand at the desired angle. In order to allow the cover to be easily flattened after use, a release mechanism is provided in the friction hinge. | 2016-05-12 |
20160134323 | ARRAY ANTENNAS INCLUDING NON-UNIFORM ANTENNA ELEMENTS - Network nodes including a non-uniform plurality of array antenna elements coupled to transceiver circuitry configured to provide communications in a cellular or short-range wireless network are provided. Sizes of the non-uniform plurality of array antenna elements, distances between adjacent ones of the non-uniform plurality of array antenna elements, tilt of the non-uniform plurality of array antenna elements, and/or antenna types of the non-uniform plurality of array antenna elements differ among the non-uniform plurality of array antenna elements. | 2016-05-12 |
20160134324 | WIRELESS COMMUNICATION DEVICE - A wireless communication device including an integrated processing circuit, a first memory and a testing circuit is provided. The integrated processing circuit includes a processing unit capable of processing a wireless communication signal and a radio frequency (RF) unit capable of performing a conversion between a radio frequency (RF) signal and a baseband signal, wherein the wireless communication signal is one of the RF signal and the baseband signal. The first memory is coupled to the integrated processing circuit. The first memory is capable of storing data used by the processing unit. The testing circuit is coupled to the first memory, and is capable of testing the first memory for determining if the first memory is an effective memory. The RF unit and the first memory are placed in a single module. | 2016-05-12 |
20160134325 | A DUPLEX UNIT - A duplex unit allowing simultaneous transmission and reception of microwave signals on at least partly overlapping frequency bands, comprising an interference canceller unit and a control unit, the duplex unit being arranged to receive a transmit signal and to output a first part of the transmit signal at an antenna port, the duplex unit further being arranged to receive a receive signal comprising a payload signal at the antenna port, and to output a combination of the receive signal and a filtered transmit signal as an interference suppressed receive signal of the duplex unit. | 2016-05-12 |
20160134326 | METHOD AND APPARATUS FOR CONTROLLING POWER SOURCE SEMICONDUCTOR - A method for controlling a power source semiconductor may include: supplying, by a switching frequency supply unit, preset respective reference switching frequencies to a plurality of elements which are operated according to a respective switching frequency; sensing, by a control unit, sensing interference in the plurality of elements, based on operations of the elements according to the respective reference switching frequencies; setting, by the control unit, bandwidths for the respective reference switching frequencies when the interference in the plurality of elements is sensed; and increasing, by a bandwidth adjusting unit, bandwidth of the respective reference switching frequencies supplied through the switching frequency supply unit, based on the bandwidths for the respective reference switching frequencies. | 2016-05-12 |
20160134327 | WIRELESS SENSOR PLATFORM - A wireless sensor platform and methods of manufacture are provided. The platform involves providing a plurality of wireless sensors, where each of the sensors is fabricated on flexible substrates using printing techniques and low temperature curing. Each of the sensors can include planar sensor elements and planar antennas defined using the printing and curing. Further, each of the sensors can include a communications system configured to encode the data from the sensors into a spread spectrum code sequence that is transmitted to a central computer(s) for use in monitoring an area associated with the sensors. | 2016-05-12 |
20160134328 | Signal representing data, method and device for generating such signal and method and device for determining the represented data from such signal - A method and a device are described for generating a signal representing data. The method for generating a signal has a step of modulating a portion ( | 2016-05-12 |
20160134329 | USE OF AN APPARATUS FOR CONFIGURING COMMUNICATION-RELATED PARAMETERS - The invention relates to a use of an apparatus for configuring two or more communication-related parameters in a cable modem system. The apparatus comprises a processor, a cable television signal input interface for receiving one or more cable television signals, and a cable modem termination system unit for providing access to a communication network. | 2016-05-12 |
20160134330 | Signal Transmission Arrangement with a Transformer and Signal Transmission Method - A circuit arrangement with a transmission arrangement is disclosed including a transformer. | 2016-05-12 |
20160134331 | Packet Energy Transfer Power Control Elements - a digital power system includes at least one electrical power source, at least one power control element, and a digital power receiver electrically coupled with the power control element to receive electrical current therefrom. The power control element includes (i) a power conditioning circuit electrically coupled with the electrical power source and (ii) element controller circuitry electrically coupled with the power conditioning circuit and configured to control and receive feedback from the power conditioning circuit, to receive a communication/synchronization signal, and to output digital power under packet energy transfer protocol. | 2016-05-12 |
20160134332 | USING A POWER OVER ETHERNET DEVICE TO SUPPLY MULTIPLE DC POWER TO CONNECTED DEVICES AND APPLICATION THEREOF - The present invention disclosed a using a POE (Power over Ethernet) device to supply multiple DC (direct current) power to connected devices and application thereof, which is enables supplying different DC (direct current) voltages produced by a PD (Powered Device) module from a PSE (Power Source Equipment) of a POE (Power over Ethernet) device. The different DC voltage output is supplied for use by external devices, and uses a single POE power connection to enable supplying power to separated or interconnected type external devices. | 2016-05-12 |
20160134333 | DEMODULATORS FOR NEAR FIELD COMMUNICATION, NEAR FIELD COMMUNICATION DEVICES, AND ELECTRONIC DEVICES HAVING THE SAME - A demodulator for near field communication may include: a scale down circuit configured to receive first and second modulated signals from first and second power electrodes, and configured to provide a scale down signal to a first node by scaling down magnitudes of the first and second modulated signals; a current source coupled between the first node and a ground voltage, and configured to generate a constant current flowing from the first node to the ground voltage; a charge store circuit coupled between the first node and ground voltage, and configured to perform charge and discharge operations alternately, based on the scale down signal and constant current, to output an envelope signal, which corresponds to an envelope of the scale down signal; and/or an edge detector configured to generate input data, which correspond to the first and second modulated signals, based on a transition of the envelope signal. | 2016-05-12 |
20160134334 | WIRELESS POWER TRANSFER METHOD, APPARATUS AND SYSTEM - The present disclosure relates to a wireless power transmission method, a wireless power transmission apparatus, and a wireless charging system in a wireless power transmission field, and there is provided a communication method of a wireless power transmitter capable of the transmission of power in a wireless manner, and the communication method may include receiving communication information indicating whether or not a second communication mode is available using a first communication mode from a wireless power receiver, determining whether or not communication in a second communication mode is available using the communication information, notifying either one of the first communication mode and second communication mode to the wireless power receiver based on the determination result, and performing communication with the wireless power receiver using a communication mode notified to the wireless power receiver. | 2016-05-12 |
20160134335 | ELECTRONIC DEVICE WITH MODULIZATION PARTS - An electronic device with modulization parts includes a first main body, a first wireless transmission port having a first circuit board and a first induction pad, a second main body detachably coupled to the first main body, and a second wireless transmission port having a second circuit board, a second induction pad, an induction cap and an elastic conductive member electrically conducted to the second induction pad and the induction cap. The first circuit board is disposed on the first main body. The first induction pad is electrically connected to the first circuit board. The second circuit board is disposed on the second main body. The elastic conductive member physically supports the induction cap so that the first induction pad induces the second induction pad through the induction cap. | 2016-05-12 |
20160134336 | DIRECTIONAL PROXIMITY DETECTION - This disclosure concerns wearable and/or handheld mobile electronic devices and methods for directional proximity detection of other wearable and/or handheld mobile electronic devices. A first wearable and/or handheld mobile electronic device ( | 2016-05-12 |
20160134337 | NON-LINE OF SIGHT WIRELESS COMMUNICATION SYSTEM AND METHOD - A non-line of sight backhaul system and method are described that provides self-alignment of the antennas beams of the wireless radios of the system, that provides robust operation in licensed and unlicensed frequency bands, that facilitates the use of a reduced number of frequency channels from M to 1 and that enables operation in a non-line of sight (NLOS) propagation environment. | 2016-05-12 |
20160134338 | TRANSMISSION APPARATUS, TRANSMISSION METHOD, AND WIRELESS COMMUNICATION SYSTEM FOR ORTHOGONAL COVER CODE (OCC) GENERATION AND OCC MAPPING - A base station which performs Multiple Input Multiple Output (MIMO) transmission. A processor configured to generate reference signals by spreading with four groups of orthogonal code sequences, each group of orthogonal code sequences including four orthogonal sequences, wherein the orthogonal code sequences correspond to transmission layers and each of the orthogonal code sequences has a length of four, and a transmit circuit configured to transmit the reference signals. The four groups include a first group where the orthogonal code sequences are Walsh code sequences, a second group where the orthogonal code sequences are represented by mirroring of the orthogonal code sequences in the first group, a third group where the orthogonal code sequences are represented by cyclic shifts of the orthogonal code sequences in the first group, a fourth group where the orthogonal code sequences are represented by mirroring of the orthogonal code sequences in the third group. | 2016-05-12 |
20160134339 | Closed Loop Mimo Systems And Methods - Systems and methods for closed loop MIMO (multiple input and multiple output) wireless communication are provided. Various transmit formats including spatial multiplexing and STTD are defined in which vector or matrix weighting is employed using information fed back from receivers. The feedback information may include channel matrix or SVD-based feedback. | 2016-05-12 |
20160134340 | METHOD AND APPARATUS FOR PROCESSING FEEDBACK IN A WIRELESS COMMUNICATION SYSTEM - A method and apparatus for processing feedback implemented in a wireless transmit/receive unit (WTRU) comprises estimating a channel matrix. The effective channel is calculated and a precoding matrix is selected. Feedback bits are generated and transmitted. | 2016-05-12 |
20160134341 | ORIGINATOR AND RECIPIENT BASED TRANSMISSIONS IN WIRELESS COMMUNICATIONS - Methods and systems are described for generating a signal, which may be based on, for example, a pseudorandom sequence associated with a group of nodes, a pseudorandom sequence associated with a recipient, and/or a complex sinusoid. The first node may transmit the signal as an orthogonal frequency division multiplexing (OFDM) transmission. | 2016-05-12 |
20160134342 | Adaptive MIMO Feasibility feedback - In accordance with an example embodiment of the present invention, an apparatus comprises a processor and a memory including computer program code, wherein the memory and the computer program code, with the processor, are configured with the processor to cause the apparatus to receive a reference signal ( | 2016-05-12 |
20160134343 | TERMINAL AND OPERATION METHOD THEREOF IN MULTI-USER MULT-INPUT MULT-OUTPUT SYSTEM - Disclosed herein are a terminal and an operation method thereof in a MIMO system. The terminal may use a reference signal for channel state measurement from a base station to calculate a first value that is a ratio of a signal transmitted from the base station to noise and a second value that is a ratio of interference from the base station and the noise. Further, the terminal may generate bit information by comparing a ratio of the second value and the first value with a predetermined threshold value and feedback the first value and the bit information to the base station. | 2016-05-12 |
20160134344 | DUAL QR DECOMPOSITION DECODER FOR SPATIALLY MULTIPLEXED MIMO SIGNALS - Wireless communication systems employ Multiple Input Multiple Output (MIMO) transmission and reception schemes to increase performance and the data rate of the system. A new approach for an SM-MIMO decoder that operates on the received symbols in parallel is presented. The new approach performs two different QR decompositions of the estimated channel matrix and produces two triangular matrices; one is right triangular and the other is left triangular. The modified systems of equations are processed in parallel. After each M-algorithm process has processed half of the total number of stages, total search space for the globally optimal transmitted symbol vector is reduced significantly. Finally, cumulative distance metrics are computed for the symbol sequences in the reduced search space and a global minimum is determined for the estimated transmitted symbol vector. This approach offers faster processing of the SM-MIMO signals and reduced distance metric computations and search operations. | 2016-05-12 |
20160134345 | MIMO COMMUNICATION SYSTEM FOR PROPAGATION ENVIRONMENT INCLUDING DETERMINISTIC COMMUNICATION CHANNEL, AND ANTENNAS FOR MIMO COMMUNICATION SYSTEM - In a MIMO communication system that includes a transmitter and a receiver and forms line-of-sight orthogonal channels between the transmitter-side transmitting antenna and the receiver-side receiving antenna, the MIMO communication system is provided between the transmitting antenna and the receiving antenna with an optimum antenna-to-antenna spacing shortening unit to shorten an optimum antenna-to-antenna spacing by changing the phase rotation of a carrier wave used for directly opposed waves between opposed antennas, and the phase rotation of a carrier wave used for intersecting waves between oblique antennas in such a manner that the amount by which one of the phase rotations changes is different from that by which the other phase rotation changes. | 2016-05-12 |
20160134346 | Feedback Based on Designated Subset of Codebook - The present invention provides for an improved application of signal strength weightings in a SDMA sectorized cellular network. The improved signal strength weightings application is conducted through the improved selection of weightings from a new codebook subset or by the selection of weightings from a larger codebook subset. In a further embodiment, an antenna beam index or bit map can be used to select the best beam(s) in a SDMA sectorized cellular network. In another embodiment, a field or factor in an uplink or downlink transmission packet can designate which directional transmission beam is best suited for the transmission or when the directional transmission beam should be activated. | 2016-05-12 |
20160134347 | METHOD AND ARRANGEMENT FOR POLARIZATION CONTROL IN A COMMUNICATION SYSTEM - Controlling the polarization state of signals to be transmitted from a MIMO capable radio base station node to a plurality of user equipment, which radio base station node comprises a precoder unit connecting a first and a second virtual antenna port to a respective first and second transmit antenna port, by the steps of controlling a relative phase between transmitted signals from the first and second transmit antenna port to provide a predetermined pair of orthogonal polarization states for signals transmitted on the first and second virtual antenna ports, and interchanging the polarization states of the first and second virtual antenna ports, to provide transmitted polarized signals with alternating polarization states. | 2016-05-12 |
20160134348 | REDUCING LOCATION-DEPENDENT INTERFERENCE IN DISTRIBUTED ANTENNA SYSTEMS OPERATING IN MULTIPLE-INPUT, MULTIPLE-OUTPUT (MIMO) CONFIGURATION, AND RELATED COMPONENTS, SYSTEMS, AND METHODS - Components, systems, and methods for reducing location-based interference in distributed antenna systems operating in multiple-input, multiple-output (MIMO) configuration are disclosed. Interference is defined as issues with received MIMO communications signals that can cause a MIMO algorithm to not be able to solve a channel matrix for MIMO communications signals received by MIMO receivers in client devices. These issues may be caused by lack of spatial (i.e., phase) separation in the received MIMO communications signals. Thus, to provide phase separation of received MIMO communication signals, multiple MIMO transmitters are each configured to employ multiple transmitter antennas, which are each configured to transmit in different polarization states. In certain embodiments, one of the MIMO communications signals is phase shifted in one of the polarization states to provide phase separation between received MIMO communication signals. In other embodiments, multiple transmitter antennas in a MIMO transmitter can be offset to provide phase separation. | 2016-05-12 |
20160134349 | Antenna Swapping Methods Including Comparing Performance Characteristics of First and Second Antennas, and Related Portable Electronic Devices - An antenna switching method includes tuning respective signals provided to first and second antennas in a portable electronic device to at least one frequency band. The method may also include connecting the first antenna to an uplink signal path that is for transmissions through the first and second antennas, and performing impedance matching for the first antenna. The method may further include comparing a real-time performance characteristic of the first antenna with a real-time performance characteristic of the second antenna. The method may additionally include, responsive to determining that the second antenna has a stronger real-time performance characteristic than the first antenna while the first antenna is connected to the uplink signal path, switching from the first antenna to the second antenna by connecting the second antenna to the uplink signal path and disconnecting the first antenna from the uplink signal path, and performing impedance matching for the second antenna. | 2016-05-12 |
20160134350 | WIRELESS COMMUNICATION SYSTEM AND DATA TRANSMITTER - A wireless communication system includes a first radio equipment that transmits first data using a first radio wave; a data transmitter that transmits a second radio wave, the second radio wave causing a disturbance on the first radio wave according to second data to be transmitted; and a second radio equipment that demodulates the first data transmitted from the first radio equipment, and demodulates the second data transmitted from the data transmitter using a variation in a bit error rate of communication between the first radio equipment and the second radio equipment, wherein the data transmitter includes a first antenna that receives the first radio wave; an input amplifier that amplifies a signal corresponding to the first radio wave received by the first antenna; and an oscillator that is supplied with an output from the input amplifier, and oscillates at the same frequency as that of the first radio wave. | 2016-05-12 |
20160134351 | METHOD FOR TRANSMITTING, BY TERMINAL, CSI FEEDBACK IN HETEROGENEOUS CELLULAR ENVIRONMENT - Disclosed are a terminal and a CSI feedback method of a terminal, comprising the steps of: classifying cells into one or more cell groups on the basis of cell IDs of the cells set in a terminal; selecting a representative cell representing other cells belonging to each cell group; and transmitting a CSI feedback on the cells belonging to each cell group to at least one of a macro cell and a small cell connected to the terminal by using the representative cell selected in each cell group. | 2016-05-12 |
20160134352 | System and Method for Beam-Formed Channel State Reference Signals - A method for operating a reception point includes receiving a plurality of first directional reference signals spanning a first plane, selecting at least one first directional reference signal from the plurality of received first directional reference signals that meets a first selection criterion, sending a first feedback indicating the selected at least one first directional reference signal, receiving a plurality of second directional reference signals spanning a second plane oriented in accordance with the selected at least one first directional reference signal, selecting at least one second directional reference signal from the plurality of received second directional reference signals that meet a second selection criterion, and sending a second feedback indicating the selected at least one second directional reference signals. | 2016-05-12 |
20160134353 | STATIC DELAY COMPENSATION IN A TELECOMMUNICATIONS SYSTEM - Certain features relate to compensating for a roundtrip delay caused by a distributed antenna system. A delay unit communicatively coupled to a base station can intercept the delay compensation signaling communicated between the digital baseband unit of the base station and the radio transmitter unit of the base station. The delay unit can adjust the delay compensation signaling by adding to the delay compensation signaling the pre-determined fiber delay caused by the DAS. In some aspects, the delay unit can delay the control words for a base station operating under the Common Public Radio Interface standard. In other aspects, the delay unit can delay the round-trip time measurement message for a base station operating under the Open Base Station Architecture Initiative standard. | 2016-05-12 |
20160134354 | COMMUNICATIONS DEVICE HAVING MULTIPLE ANTENNAS, AND METHOD OF OPERATING COMMUNICATIONS DEVICE - A communications device includes: antennas; and a communications controller configured to control each of the antennas to have a plurality of transmission and reception intervals, respectively, and to transmit or receive a plurality of signals according to the transmission or reception intervals. | 2016-05-12 |
20160134355 | SYSTEM AND METHOD FOR SELECTING AN OPERATOR TO BOOST IN A REPEATER - A system and method for selecting an operator to boost in a repeater are disclosed. Wireless signals are received at a wireless signal booster from two or more mobile phone operators. One selected operator is selected from the two or more mobile phone operators. The wireless signals from the selected operator are then selectively boosted, the selectively boosting repeating the wireless signals from the selected operator in a boosted state for a mobile phone recipient. | 2016-05-12 |
20160134356 | SYSTEM, DEVICE, AND METHOD FOR HIGH-FREQUENCY MILLIMETER-WAVE WIRELESS COMMUNICATION USING INTERFACE POINTS - Exemplary embodiments include a communication system comprising a portal between radio-frequency propagation environments; one or more of interface points disposed in the plurality of propagation environment and configured to communicate with each other via the portal; and one or more access points disposed in one of the propagation environments, at least a portion being configured to communicate with a particular interface point. Other embodiments include apparatus for communicating across radio-frequency propagation environments comprising at least one antenna array, a computer arrangement, and a non-transitory, computer-readable medium comprising computer-executable instructions that configure an adaptive antenna array to receive expected signals from a device or system disposed in a first propagation environment and to reject interfering signals originating in the same environment; and transmit the received expected signals to a compatible apparatus in a second propagation environment via a portal that is relatively permeable with respect to a particular frequency. | 2016-05-12 |
20160134357 | REPEATER SYSTEM AND METHOD - A repeater system is provided, the repeater system comprising a front end section and a back end section for providing communication between communication sources and a coverage area. The front end section combines multiple downlink signals from multiple communication sources into a combined downlink signal and transmits the combined downlink signal to the back end section. The back end section produces, from the combined signal, the downlink RF communication signal for transmission into the coverage area. The back end section also produces, from a received uplink RF communication signal, an uplink combined signal. The front end section produces multiple signals from the uplink combined signal received from the back end section for transmission to the communication sources. By these means a repeater system is provided which may provide an approved coverage in a coverage area with the potential of high data rates for communication links in that coverage area. | 2016-05-12 |
20160134358 | BEAM FORMING AND POINTING IN A NETWORK OF UNMANNED AERIAL VEHICLES (UAVS) FOR BROADBAND ACCESS - Systems and methods configured to form and point beams from one or more unmanned aerial vehicles (UAVs) toward a target coverage area on the ground. One embodiment describes dividing the target coverage area on the ground among multiple UAVs when each UAV antenna system generates static beams. Another embodiment describes dividing the target coverage area on the ground among multiple UAVs when their antenna systems are capable of dynamically steering their respective beams. Another set of embodiments describe systems and method to allow multiple UAVs to provide service in the same area on the ground using the same spectrum. | 2016-05-12 |
20160134359 | Broadband multi-beam satellite radiocommunication system configured for improved frequency re-use and improved frequency re-use method - A broadband multi-beam satellite radiocommunication system configured to implement a scheme for re-use of frequencies from a total band allocated to an uplink comprises a satellite with a multi-beam receive antenna that forms adjacent reception spots of a terrestrial coverage. Each reception spot consists of a central inner zone and a peripheral zone. Each central inner zone is a cellular pattern identical except for a scale factor to geographical cells wherein the principal frequency sub-bands of a bundle of separate or adjacent principal sub-bands are unitarily distributed and the combination of which is equal to a principal band, included in the total band. | 2016-05-12 |
20160134360 | OPTICAL TRANSMISSION LINE SWITCHING APPARATUS AND OPTICAL TRANSMISSION SYSTEM - A device includes a threshold setting unit that sets a threshold for an input optical power monitor to detect the input optical power to the optical transmission line of an active system; a threshold deciding unit that decides whether the input optical power to the optical transmission line of the active system detected by the input optical power monitor is not greater than the threshold set by the threshold setting unit or not; and an attenuation controller that carries out, when the threshold deciding unit decides that the input optical power is not greater than the threshold, system switching by controlling first variable optical attenuators so as to gradually reduce attenuation of the signal light rays input from the optical transmission line of one backup system, and to gradually increase attenuation of the signal light rays input from the optical transmission line of the active system. | 2016-05-12 |
20160134361 | GENERALIZED SERVICE PROTECTION SYSTEMS AND METHODS - Systems and methods for ring protection switching in a network based on selectively blocking and unblocking a port include forwarding traffic via the port over a data channel that utilizes a first service identifier, wherein the data channel is routed in the network along a closed loop; and selectively blocking and unblocking traffic on the port to provide the ring protection switching over the closed loop, wherein the selectively blocking and unblocking is performed based on a management channel that utilizes a second service identifier that is a different type from the first service identifier. | 2016-05-12 |
20160134362 | Dynamic Optical Channel Sparing in an Industry Standard Input/Output Subsystem - Mechanisms, in a data processing system comprising an input/output subsystem implementing an industry standard optical bus, for handling a failure of an optical channel in an optical bus are provided. The mechanisms detect, by failure detection logic of the input/output (I/O) subsystem, failure of an optical channel of the optical bus. The mechanisms send, by a controller of the I/O subsystem, a control signal to channel routing logic of the I/O subsystem to control a routing of data signals between active bus lanes of the data processing system and optical channels of the optical bus in response to detecting the failure of the optical channel. The mechanisms control, by the channel routing logic, routing of data signals between the active bus lanes and the optical channels so as to remove the failed optical channel from further use and use a spare optical channel instead of the failed optical channel. | 2016-05-12 |
20160134363 | Dynamic Optical Channel Sparing in an Industry Standard Input/Output Subsystem - Mechanisms, in a data processing system comprising an input/output subsystem implementing an industry standard optical bus, for handling a failure of an optical channel in an optical bus are provided. The mechanisms detect, by failure detection logic of the input/output (I/O) subsystem, failure of an optical channel of the optical bus. The mechanisms send, by a controller of the I/O subsystem, a control signal to channel routing logic of the I/O subsystem to control a routing of data signals between active bus lanes of the data processing system and optical channels of the optical bus in response to detecting the failure of the optical channel. The mechanisms control, by the channel routing logic, routing of data signals between the active bus lanes and the optical channels so as to remove the failed optical channel from further use and use a spare optical channel instead of the failed optical channel. | 2016-05-12 |
20160134364 | Method and apparatus for providing a differential latency - An apparatus and method for providing a differential latency, DL, between an upstream, US, transmission and a downstream, DS, transmission via an optical transmission link (OTL), said apparatus comprising a measurement unit ( | 2016-05-12 |
20160134365 | Optical Signal Monitoring and Control Method, Signal Monitoring Apparatus and Optical Network System - An optical signal monitoring and control method including receiving a first optical signal, performing optical-to-electrical conversion on the first optical signal, and outputting a converted first electrical signal, monitoring the first electrical signal, and acquiring a monitored power of the first electrical signal, adjusting the monitored power of the first electrical signal according to a target monitored power of the first electrical signal, and outputting a second electrical signal, and performing optical-to-electrical conversion on the second electrical signal according to a correspondence between the target monitored power of the first electrical signal and a target extinction ratio of the first optical signal, and outputting a converted second optical signal, where the second optical signal is an optical signal that has a target extinction ratio. The method implements precise control on an extinction ratio of an optical signal. | 2016-05-12 |
20160134366 | OPTICAL ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING (O-OFDM) SYSTEM WITH PULSE-WIDTH MODULATION (PWM) DIMMING - An optical orthogonal frequency division multiplexing (O-OFDM) system with pulse-width modulation (PWM) dimming includes a driver responsive to one or more predetermined dimming set points configured to generate PWM signals having a predetermined duty cycle and configured to supply current to one or more light emitting diodes (LEDs). An O-OFDM generator responsive to the one or more predetermined dimming set points and digital data is configured to generate digital inverted O-OFDM signals during on-states of the PWM signals and non-inverted O-OFDM signals during off-states of the PWM signals according to the predetermined duty cycle and convert the digital inverted O-OFDM signals and the digital non-inverted O-OFDM signals to analog output O-OFDM signals. A combiner circuit responsive to the current from the driver and the analog output O-OFDM signals is configured such that the analog output O-OFDM signals modulate the current to the one or more LEDs to provide a high capacity visible light communication link | 2016-05-12 |
20160134367 | DIRECTIONAL OPTICAL COMMUNICATIONS - Directional optical communications are provided between devices such as at least one pixel is selected from an array of pixels provided by an image projecting device for emitting light from an emitting device towards a target area of a receiving device. Light is then emitted by the selected at least one pixel towards the target area. | 2016-05-12 |
20160134368 | LIGHT DETECTION SYSTEM AND METHOD - There is provided a light detection system which is capable of determining in light embedded codes by detecting light in a scene which is illuminated by an illumination system ( | 2016-05-12 |
20160134369 | SETTING UP HYBRID CODED-LIGHT - ZIGBEE LIGHTING SYSTEM - A lighting system ( | 2016-05-12 |
20160134370 | Visible Light Power-Carrying Communication System And Method - A visible light power-carrying communication system and method. The system includes a visible light power-carrying communication system of lighting facility end and a visible light power-carrying communication system of mobile user end, the latter at least includes an information transmission link, a signal collection module, a signal distribution module, an information receive link and a power collection link. The system and method combine a visible light communication system with wireless power transmission technologies, and add power link to collect power carried by a visible light signal with regard to characteristics of visible light communication system, forming a complete set of visible light power-carrying communication systems; combine advantages of visible light communication system, such as ultra-wide bandwidth, free frequency band, low power consumption of a transceiver, and solve problem that mobile terminal depends on power line by wireless power transmission technologies, realizing simultaneous wireless transmission of information and power realistically. | 2016-05-12 |
20160134371 | INFORMATION COMMUNICATION DEVICE - An information communication method is provided that includes continuously capturing an image of a subject that transmits a signal by changing luminance, with an image sensor. The method also includes displaying a captured image that includes a box and a subject image for identifying the subject, while continuously updating a position of the subject image on the captured image, according to a positional relationship between the image sensor and the subject established when the image of the subject is captured. The method further includes determining whether the subject image is in the box, and receiving the signal transmitted by the subject when it is determined that the subject image is in the box. In the receiving, information is obtained by demodulating a bright line pattern that appears in a second image data and corresponds to the plurality of exposure lines. | 2016-05-12 |