Powerwave Technologies, Inc. Patent applications |
Patent application number | Title | Published |
20130120202 | COMMON MULTI-PURPOSE ACTUATOR TO CONTROL ANTENNA REMOTE ELECTRICAL TILT, REMOTE AZIMUTH STEERING AND REMOTE AZIMUTH BEAM-WIDTH CONTROL - A common multi-purpose actuator to control antenna remote electrical tilt, remote azimuth steering, and remote azimuth beam-width control is disclosed. A single stepper motor uses a Hall-sensor for closed loop positioning feedback. Serial and parallel communications are employed through the same harness to the motor control circuit. The driven shaft of the motor turns a self-locking worm-gear which rotates a mating shaft which drives the necessary gearing. The actuator assembly can be arranged in multiple or single output configurations. DC line filtering improves the antenna signal to spurious noise ratio. | 05-16-2013 |
20130095839 | HIGH SPEED HANDOVERS IN A WIRELESS NETWORK - In one aspect, a wireless network management component can manage values for the generation of time to trigger parameters to handover requests between small cells and macro cells in a wireless network. In another aspect, a wireless management component can process various information to manage when handovers between small cells and macro cells should be disabled. In still another aspect, a wireless management component can process user equipment speed information and other network information to determine whether user equipment in communication with small cells should initiate a handover to macro cells. | 04-18-2013 |
20130090120 | INTER-CELL INTERFERENCE COORDINATION IN WIRELESS NETWORKS - Systems and method for allocation and optimization of sub-carriers by a plurality of cells based, at least in part, on aspects of user equipment utilizing the wireless communication network. A wireless network management component classifies user equipment with at least a portion of the wireless communication network as cell edge user equipment or cell central user equipment. Based on the classification of the user equipment, the management component determines resource requirements for the cells. The resource requirements can include the designation of sub-carriers as primary sub-carriers and associated power levels based on the designation for the group of cells in the wireless network. Additionally, each cell within the wireless network can utilize the designation of sub-carriers and association of power levels in configuring communications with user equipment. | 04-11-2013 |
20130090119 | LOCATION PROCESSING IN SMALL CELLS IMPLEMENTING MULTIPLE AIR INTERFACES - A heterogeneous network which supports multiple communication technologies (e.g., communication in accordance with multiple air interface standards) in a unified architecture can provide near-term solutions to capacity problems. Specifically, in one embodiment, a heterogeneous network that includes both macro-base cells and pico cells and that incorporates longer range wireless air interfaces (e.g., second, third, or fourth generation wireless air interface standards) and shorter range wireless air interfaces (e.g., Wi-Fi) can be provided. Such a heterogeneous network can include the coordination of security, quality of service, assessment of mobility of user equipment, authentication, provisioning systems, and location information. | 04-11-2013 |
20130090076 | MULTIBAND ACTIVE-PASSIVE BASE STATION ANTENNA - Generally described, the present disclosure relates to antennas with an active component and a passive component, generally referred to as an active-passive antenna. More specifically, aspects of the present application include a combination of an active antenna element configured to process communications in accordance with a first frequency bandwidth and a passive antenna element configured to process communication in accordance with a second frequency bandwidth. Still further, the present disclosure includes the integration of the active and passive antenna components as well as the utilization of components of traditional active array antennas to allow the incorporation of the active-passive antenna in the same form factor previously utilized for solely active array antennas. | 04-11-2013 |
20130089077 | SMALL CELLS IMPLEMENTING MULTIPLE AIR INTERFACES - A communication networks including a plurality of small cell providing air interface infrastructure functionality is provided. Aspects of the present disclosure relate to the management of inter-small cell communication in accordance multiple air interfaces supported within individual small cells. Additionally, aspects of the present disclosure relate to the management of intra-small cell communication in accordance with communication networks implementing multiple small cells. In other aspects, small cells coordinate handovers through the use of a controller, or by leveraging wireless connections created between the small cells. In further aspects, the small cells enable the utilization of multiple air interface standards within a small cell. | 04-11-2013 |
20130089072 | SMALL CELLS IMPLEMENTING MULTIPLE AIR INTERFACES - A communication networks including a plurality of small cell providing air interface infrastructure functionality is provided. Aspects of the present disclosure relate to the management of inter-small cell communication in accordance multiple air interfaces supported within individual small cells. Additionally, aspects of the present disclosure relate to the management of intra-small cell communication in accordance with communication networks implementing multiple small cells. In other aspects, small cells coordinate handovers through the use of a controller, or by leveraging wireless connections created between the small cells. In further aspects, the small cells enable the utilization of multiple air interface standards within a small cell. | 04-11-2013 |
20130089071 | SMALL CELLS IMPLEMENTING MULTIPLE AIR INTERFACES - A communication networks including a plurality of small cell providing air interface infrastructure functionality is provided. Aspects of the present disclosure relate to the management of inter-small cell communication in accordance multiple air interfaces supported within individual small cells. Additionally, aspects of the present disclosure relate to the management of intra-small cell communication in accordance with communication networks implementing multiple small cells. In other aspects, small cells coordinate handovers through the use of a controller, or by leveraging wireless connections created between the small cells. In further aspects, the small cells enable the utilization of multiple air interface standards within a small cell. | 04-11-2013 |
20130089070 | SMALL CELLS IMPLEMENTING MULTIPLE AIR INTERFACES - A communication networks including a plurality of small cell providing air interface infrastructure functionality is provided. Aspects of the present disclosure relate to the management of inter-small cell communication in accordance multiple air interfaces supported within individual small cells. Additionally, aspects of the present disclosure relate to the management of intra-small cell communication in accordance with communication networks implementing multiple small cells. In other aspects, small cells coordinate handovers through the use of a controller, or by leveraging wireless connections created between the small cells. In further aspects, the small cells enable the utilization of multiple air interface standards within a small cell. | 04-11-2013 |
20130089069 | SMALL CELLS IMPLEMENTING MULTIPLE AIR INTERFACES - A communication networks including a plurality of small cell providing air interface infrastructure functionality is provided. Aspects of the present disclosure relate to the management of inter-small cell communication in accordance multiple air interfaces supported within individual small cells. Additionally, aspects of the present disclosure relate to the management of intra-small cell communication in accordance with communication networks implementing multiple small cells. In other aspects, small cells coordinate handovers through the use of a controller, or by leveraging wireless connections created between the small cells. In further aspects, the small cells enable the utilization of multiple air interface standards within a small cell. | 04-11-2013 |
20130088306 | OPEN CIRCUIT COMMON JUNCTION FEED FOR DUPLEXER - The present disclosure relates to microwave cavity filters used in cellular communication systems. More specifically, in one aspect, the present disclosure relates to the integration of combline cavity filters directly with antenna elements without galvanic connections. In another aspect, the present disclosure relates methods for loading combline filters without contact. | 04-11-2013 |
20130084873 | SMALL CELLS IMPLEMENTING MULTIPLE AIR INTERFACES - A communication networks including a plurality of small cell providing air interface infrastructure functionality is provided. Aspects of the present disclosure relate to the management of inter-small cell communication in accordance multiple air interfaces supported within individual small cells. Additionally, aspects of the present disclosure relate to the management of intra-small cell communication in accordance with communication networks implementing multiple small cells. In other aspects, small cells coordinate handovers through the use of a controller, or by leveraging wireless connections created between the small cells. In further aspects, the small cells enable the utilization of multiple air interface standards within a small cell. | 04-04-2013 |
20110244914 | SYSTEM AND METHOD FOR PERFORMANCE ENHANCEMENT IN HETEROGENEOUS WIRELESS ACCESS NETWORK EMPLOYING DISTRIBUTED ANTENNA SYSTEM - A system and method for dynamically optimizing the performance of indoor distributed antenna systems communicate to user equipment is disclosed. The user equipment measures information describing the downlink signals such as the downlink data rates, the quality of the received signal, and the location of the user equipment. A service module collects this information and determines an optimized power level for each of the antenna units. The service module may optimize only one antenna unit power level or a subset of the antenna units within the distributed antenna system in a preferred embodiment. One or more of the antenna units then transmits downlink signals with the optimized power levels. The optimized power level may be less than the initial power level in a preferred embodiment. As a result, the performance of the indoor distributed antenna systems is enhanced. | 10-06-2011 |
20110244892 | PICO BASE STATION LOCATION AND ANALYSIS USING MOBILE DEVICES - A base station analysis system and method that may employ commercially-available mobile device platforms is disclosed. The base station analysis application enables a service technician to locate nearby base stations in the field, determine which base stations are functioning properly, and retrieve information associated with the base stations. The mobile device displays nearby base stations on a street map relative to the location of the mobile device in an embodiment. The mobile device preferably displays the spatially-varying signal strength for the active base stations to enable the service technician to locate dead spots in the coverage. The mobile device displays a reality augmented view having graphical icons which represent base stations embedded within a street-view image obtained by the mobile device camera in a preferred embodiment. When a service technician selects a base station icon, installation information describing the base station is provided. | 10-06-2011 |
20110244853 | SYSTEM AND METHOD FOR PERFORMANCE ENHANCEMENT IN HETEROGENEOUS WIRELESS ACCESS NETWORKS - A system and method for dynamically optimizing the transmission power levels for downlink voice and data signal transmitted from a base station to user equipment is disclosed. The user equipment measures the strength and quality of the downlink signal, and transmits this downlink signal information to a control unit. The control unit analyzes the downlink information and employs an adaptive self-learning traffic algorithm which determines optimized power levels for the downlink signals. The control unit may optimize only one carrier signal or a subset of the multi-carrier signals in a preferred embodiment. The values of the optimized power levels are sent to the base station which then increases or decreases the downlink transmission power of one or more carrier signals based on this level. As a result, the area associated with dead spots is reduced and the quality of the downlink signals is enhanced. | 10-06-2011 |
20110241801 | REDUCED SIZE CAVITY FILTERS FOR PICO BASE STATIONS - An improved microwave cavity filter used in cellular communication systems such as base stations is disclosed. The cavity filter has a conductive housing forming a cavity therein and a hollow conductive resonator configured in the cavity with a folded hat shaped upper portion. A tuning screw extends from the top cover of the housing into the top folded hat portion of the hollow resonator to fine tune the resonator. The resonator also may preferably include two different diameter sections providing a first high impedance section with smaller diameter and a second lower impedance section with a larger diameter configured at an upper end of the resonator. This configuration provides a significantly smaller cavity height for a given power handling capability. The resonator is preferably of constant thickness allowing low cost stamping or other forming techniques to be used in forming the resonator. | 10-06-2011 |
20110226505 | WALK-IN OUTDOOR ELECTRONIC EQUIPMENT ENCLOSURE - An enclosure that provides a temporary sheltered service access area is disclosed. The outdoor electronics enclosure comprises a fixed cabinet which holds electronic equipment and a housing that is attached to the fixed cabinet with slide rails. The housing has a top panel, a service access door, two vertical panels, and a raised floor. The housing is movable from a closed position in which the housing is immediately adjacent to and partially surrounds the fixed cabinet to an open position in which the housing is moved away from the fixed cabinet in a horizontal direction to define an internal service access area within the housing for servicing the electronic equipment. Service technicians enter the sheltered service area and maintain electronic equipment in the fixed cabinet. | 09-22-2011 |
20110188205 | ACTIVE ANTENNA ARRAY HEATSINK - An active array heat sink cooled by natural free convection is disclosed. A long extruded heat sink is partitioned into multiple, shorter zones separated by gaps having horizontal baffles. The gaps and baffles serve to act as air vents and air inlets for the convection currents. As such, the heat transfer for the overall heat sink is improved because hot convection currents are vented and replaced by cool ambient air along the length of the heat sink. | 08-04-2011 |
20110121897 | MEASUREMENT AND CORRECTION OF RESIDUAL NONLINEARITIES IN A DIGITALLY PREDISTORTED POWER AMPLIFIER - A reduced cost method for the measurement and correction of residual nonlinearities in a digitally predistorted transmitter is disclosed. Systems employing predistorters and power amplifiers are calibrated by processing actual input and output signals during the normal operation of the systems. The systems correct memoryless nonlinearities as well as both memoryless and memory based nonlinearities. | 05-26-2011 |
20110070824 | Co-Location of a Pico eNB and Macro Up-Link Repeater - A wireless communication system and method comprising co-location of a pico evolved node B (“eNB”) and a macro up-link repeater is disclosed. User Equipment (“UE”) communicates with a macro eNB via the up-link repeater with reduced transmission power as compared to the transmission power required for the UE to communicate directly with the macro eNB. As a result, the UE does not desensitize the pico eNB receiver. The up-link repeater comprises a donor antenna that radiates a highly directional beam to the macro eNB. | 03-24-2011 |
20100033399 | SMART POLE - The invention relates to a structure comprising an enclosed antenna system, and a radome ( | 02-11-2010 |