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US20110159911 UPLINK POWER ALIGNMENT ESTIMATION IN A COMMUNICATION SYSTEM  
A method and apparatus for uplink power alignment estimation in a communication system includes a step 600 of defining an upper threshold and a lower threshold for a transmit power correction...
US20110312285 ADAPTIVE THRESHOLDING IN A WAKE-ON-RADIO SYSTEM  
A method for modifying a wake threshold for a wake-on-radio (WOR) receiver including: setting the wake threshold at a first level, counting false crossings of the wake threshold, and optionally...
US20120058735 SOUNDING FEEDBACK SCHEMES FOR VERY HIGH THROUGHPUT WIRELESS SYSTEMS  
Certain aspects of the present disclosure relate to techniques for transmitting sounding feedback in Very High Throughput (VHT) wireless systems. The sounding feedback may be transmitted from a...
US20050181738 Asset apparency method and apparatus  
Methods and apparatus for making as asset apparent. An individual wishing to locate an asset uses an apparatus to enter an identification code corresponding to the asset. The identification code...
US20100297950 CIRCUIT AND METHOD FOR OPERATING A CIRCUIT OF A NODE OF A RADIO NETWORK  
A circuit and a method for operating the circuit of a node of a radio network, wherein a frame, which requires an acknowledgement of the reception, is received by the circuit. A receive power...
US20120057482 UNIFIED FEEDBACK FRAMEWORK FOR MU-MIMO ENHANCEMENT BASED ON INDICATION OF PREFERRED PRECODER PAIRINGS  
Certain aspects of the present disclosure relate to techniques for generating unified feedback framework for Multi User Multiple Input Multiple Output (MU-MIMO) enhancement based on indication of...
US20060057978 Wireless transmitter configuration  
A method in a mobile wireless communication transmitter, the method including obtaining (200) transmitter power related information, for example, transmitter headroom information and transmitter...
US20140080422 TRANSMISSION METHOD, APPARATUS, AND SYSTEM FOR UPLINK TRANSMIT DIVERSITY  
Embodiments of the present invention disclose a transmission method, apparatus, and system for uplink transmit diversity, which relate to the field of communications. To determine activation or...
US20110111733 Updating of Intelligent Message Waiting Notification  
A system, computer-readable medium system, and method which provide for delivering notifications to a mobile device where the provider has first and second mobile technology types. Initially, a...
US20110090838 Dynamic Content Distribution in Mobile Telecommunications Network  
A mobile telecommunications network is configured to dynamically adapt transmitted content according to the channel quality of the network link connecting a destination mobile device to the mobile...
US20090122910 SECTOR-BASED BASE STATION  
A sector-based base station includes at least one of a shared transmission RF local oscillator TX_LO, a shared receiving RF local oscillator RX_LO, a shared digital signal processing unit, and a...
US20110002279 UPLINK OPEN LOOP POWER CONTROL SYSTEM  
Embodiments of the present invention provide an uplink open loop power control system in which interference over thermal information is transmitted to mobile stations. Other embodiments may be...
US20140220905 CONTROLLING TRANSMIT POWER IN A WIRELESS DEVICE  
One aspect provides a method of controlling transmit power in a wireless device, wherein a desired transmit power is determined as a result of detection of a receive signal parameter. The method...
US20070129093 Power management methods and systems  
Power management methods and systems for a first station and a second station in an ad-hoc network. Each station enters the normal beacon interval (NBI) every certain number of beacon intervals...
US20130040580 METHOD FOR SINGLE STREAM BEAMFORMING WITH MIXED POWER CONSTRAINTS  
System and method for calculating a transmitter beamforming vector related to a channel vector h under per-antenna power constraints combined with total power constraint, under per-antenna power...
US20090203326 DIGITAL BROADCAST RECEIVER CAPACITY SIGNALLING METADATA  
Embodiments are directed to transmitting receiver-capacity-signalling data that specifies a plurality of receiver capacities to be used for receiving a service. The signalled receiver capacities...
US20150215019 MOBILE COMMUNICATIONS USING BASE STATION CONTROLLED OPTIMIZATION OF ADAPTIVE ANTENNA SELECTION PARAMETERS, TERMINALS WITH ADAPTIVE ANTENNA SYSTEM, AND METHOD  
A mobile communications terminal with plural antennas for uplink communications with a network base station in a cell, uses an adaptive antenna selection algorithm to select antennas. A method of...
US20110117859 WIRELESS COMMUNICATION DEVICE, WIRELESS COMMUNICATION METHOD, PROGRAM, AND INTEGRATED CIRCUIT  
A first wireless communication device (1) performs wireless communication with a second wireless communication device (2) which is connected via a wireless network. More specifically, the first...
US20120178380 Wireless Communication Techniques  
Wireless communication techniques are described. In one or more implementations, techniques are described that involve active power control such that a device may bypass use of a power amplifier...
US20070111663 Method for analyzing the interference and supply situation in umts sub-networks  
The invention relates to a method for analysing the interference and supply situation in universal mobile telecommunication system (UMTS) sub-networks. Said method enables supply assertions for...
US20060183432 Calibration using range of transmit powers  
A transmitter can send frames with a range of transmitter powers to another device in a wireless network. The quality metrics computed from these frames can be advantageously used to determine an...
US20110045783 SYSTEM AND METHOD OF WIRELESS COMMUNICATION  
A method, program and system for transmitting from a transmitter to a receiver over a wireless multipie-input-multiple-output channel. In one aspect, the method may comprise encoding precoding...
US20090061774 LINK ADAPTATION AND POWER CONTROL WITH CONSUMED ENERGY MINIMIZATION  
The invention relates to the control and adaptation of transmit parameters for wireless communication between a transmitter (TX) and at least one receiver (RX) to provide joint power and link...
US20130040579 CONTACT VERIFICATION SIGNALING  
Certain aspects of the present disclosure provide techniques and apparatus for verification signaling, for example, in wireless communications in a television white space (TVWS) network.
US20060223447 Adaptive down bias to power changes for controlling random walk  
A wireless communication network (20) utilizes a down bias to minimize or eliminate random walk when controlling a transmit power between a base station (38) and a mobile station (40). In a...
US20100267344 METHOD AND SYSTEM FOR BROADCAST MESSAGE TRANSMISSION IN MOBILE SYSTEMS  
A method and device for dynamically changing transmission parameters of broadcast messages transmitted and received by a mobile unit. The method and device include monitoring transmission channel...
US20070270102 Distributed coordination of a clear channel assessment (CCA) threshold  
Embodiments of distributed coordination of a clear channel assessment threshold are presented herein.
US20070149239 DETERMINING AN INTER-SLOT POWER LEVEL  
Methods for determining an inter-slot power level are disclosed. In one example embodiment, the inter-slot is positioned between first and second timeslots capable of transmitting modulated...
US20140154998 Transmit Adaptation Responsive to Signal Transformation  
A communication device, such as a smart phone, monitors signal transformations and adapts its transmit chain in response. The transformations may include the effect of load angle and load...
US20090215402 POWER USAGE MANAGEMENT OF WIRELESS INPUT DEVICES  
Input devices such as computer mice are commonly used for interacting with personal computers (PCs). Increasingly, wireless computer mice are becoming popular with users due to their ability to...
US20120214423 ADAPTIVE AVERAGE POWER TRACKING  
Exemplary embodiments of the invention include a request received to change a TX output power setting or a frequency channel setting. In response, the requested TX output power setting is used to...
US20110105051 DIFFERENTIAL CLOSED-LOOP TRANSMISSION FEEDBACK IN WIRELESS COMMUNICATION SYSTEMS  
A method and apparatus for providing channel feedback is provided herein. During operation a covariance matrix at time t (R) is calculated as a function of a received downlink signal. Matrix Ct is...
US20120202435 METHOD AND APPARATUS FOR CONTROLLING WIRELESS POWER TRANSMISSION AND RECEPTION, AND WIRELESS POWER TRANSMISSION SYSTEM  
Provided are a transmission system and a wireless power transmission and reception controlling method. According to an embodiment, a wireless power receiver may include: a target communication...
US20100002779 MECHANISM FOR THE MANAGEMENT OF RECEIVERS/DECODERS CONNECTIONS  
The present invention relates to a communication device, comprising modulation and demodulation means, connected to a communication network and to at least one receiver/decoder, comprising means...
US20080146241 UPLINK SCHEDULING FOR OFDM SYSTEMS  
Systems and methodologies are described that facilitate scheduling transmission, upon an uplink traffic channel in Orthogonal Frequency Division Multiplexing (OFDM) environments. Uplink scheduling...
US20100099449 INTERFERENCE MANAGEMENT WITH REDUCE INTERFERENCE REQUESTS AND INTERFERENCE INDICATORS  
Techniques for managing interference in a wireless network are described. In an aspect, reduce interference requests and interference indicators may be used for interference management to enable...
US20080207135 CQI FEEDBACK FOR OFDMA SYSTEMS  
Embodiments of a feedback generator and decoder and methods of operating the feedback generator and decoder are presented. In one embodiment, the feedback generator includes a CQI compression...
US20090061785 SCALABLE DECODER AND SCALABLE DECODING METHOD  
A scalable decoder capable of avoiding deterioration in subjective quality of a listener. The scalable decoder for decoding core layer encoding data and extension layer encoding data including an...
US20060234646 Rate selection for a quasi-orthogonal communication system  
To select a rate for a transmitter in a communication system, a receiver obtains a channel response estimate and a received SINR estimate for the transmitter, e.g., based on a pilot received from...
US20110159821 METHOD AND SYSTEM FOR IMPROVING WIRELESS LINK ROBUSTNESS USING SPATIAL DIVERSITY  
A system and method for using spatial diversity for improving link quality, particularly wireless link communication. A plurality of propagation paths are used simultaneously for a wireless link,...
US20110026475 METHOD FOR PERFORMING CARRIER MANAGEMENT PROCEDURE IN A MULTI-CARRIER SUPPORTED WIDEBAND WIRELESS COMMUNICATION SYSTEM AND APPARATUS FOR THE SAME  
A method and apparatus for performing carrier management in a broadband wireless communication system supporting multiple carriers are disclosed. The method for a mobile station to perform carrier...
US20090029652 ADJUSTING POWER CONSUMPTION OF MOBILE COMMUNICATION DEVICES BASED ON RECEIVED SIGNAL QUALITY  
To make more efficient use of power resources, a mobile device adjusts the power necessary for receiving and/or transmitting data in response to signal quality. As the quality of received signals...
US20060229025 Method for extracting optimal reverse link capacity by scaling reverse link Eb/No setpoint based on aggregate channel load and condition  
A method for extracting the optimal capacity in a cellular network reverse link involves controlling the reverse link Eb/No setpoint (or other control setting) based on the aggregate reverse link...
US20070202911 System And Method For Energy Efficient Signal Detection In A Wireless Network Device  
An incoming signal, such as a data frame, is detected in a RF stage (302) of a wireless station (300). This allows the baseband stage (304) to be in a low power or off state until an incoming...
US20070171849 SCHEDULING CHANNEL QUALITY INDICATOR AND ACKNOWLEDGEMENT/NEGATIVE ACKNOWLEDGEMENT FEEDBACK  
A method for transmitting feedback by a user equipment in a wireless communication system includes scheduling a non-contention based uplink channel; and transmitting the feedback on the scheduled...
US20090017769 EFFICIENT RANK AND PRECODING MATRIX FEEDBACK FOR MIMO SYSTEMS  
The present disclosure provides a receiver, a transmitter and methods of operating a receiver or a transmitter. In one embodiment, the receiver includes a receive unit configured to receive...
US20110105052 Cross-core calibration in a multi-radio system  
A Radio Frequency (RF) transceiver includes a first RF transceiver group, a second RF transceiver group, local oscillation circuitry, and calibration control circuitry. Each of the RF transceiver...
US20080123578 Method Of Determining Feedback In A Communication System  
A method of determining feedback in a communication system, wherein data is transmitted from a transmitter to a receiver, and in response to data reception at the receiver, feedback is generated...
US20050136962 Component and composite signal level controller  
An apparatus in a subscriber television system receives a composite signal having a plurality of component signals carried therein. The apparatus receives user input and selectively controls the...
US20090298522 COEXISTENCE AND INCUMBENT PROTECTION IN A COGNITIVE RADIO NETWORK  
A method (300, 400) and a communication system (104, 106, 200) for dynamic RF spectrum allocation among a plurality of RF transmitters (108, 110, 112). A message can be received from a first...

Matches 1 - 50 out of 394 1 2 3 4 5 6 7 8 >