Matches 51 - 100 out of 181 < 1 2 3 4 >


Match Document Document Title
US20140148107 Using Multiple Frequency Bands With Beamforming Assistance in a Wireless Network  
A communication device communicates with other communication devices in a wireless network using a first and a second frequency band. In accordance with some embodiments, inter-band beamforming...
US20070202816 SYSTEMS, METHODS AND TRANSCEIVERS FOR WIRELESS COMMUNICATIONS OVER DISCONTIGUOUS SPECTRUM SEGMENTS  
Methods of transmitting a plurality of communications signals over a plurality of discontiguous bandwidth segments in a frequency band include defining a plurality (NFFT) of orthogonal subcarriers...
US20090036067 Communication device with millimeter wave interface and method for use therewith  
A communication device has a plurality of circuit modules including a processing module, a memory module and a wireless telephony transceiver for communicating with a network in accordance with a...
US20080275628 METHOD AND APPARATUS FOR COMMUNICATING TRAFFIC INFORMATION  
A method and apparatus for communicating traffic information, that in certain embodiments performs the actions of associating (215) with a traffic group that corresponds to a traffic region,...
US20100261444 LOAD MODULATION ARRANGEMENT  
The present invention concerns a load modulation arrangement adapted to be connected to an amplifying device. The load modulation arrangement comprises a first reactive element, a second reactive...
US20080320354 Context Transfers and Multi-Band Operation for Wireless Networks  
Various example embodiments are disclosed relating wireless networks and relating to context transfers and multi-band operation in wireless networks. In an example embodiment, a multi-band...
US20090181626 TRANSMITTER  
An apparatus comprising a first circuit configured to receive a signal and output a first output signal, a second circuit configured to receive the same signal and output a second output signal...
US20050181746 Methods and systems for signal amplification through envelope removal and restoration  
Embodiments of the present invention comprise systems, methods, and devices for amplifying electromagnetic signals by decomposing each signal into a plurality of near-constant envelope signals,...
US20080200133 Radio transmission apparatus having peak suppression function  
A radio transmission apparatus executing peak suppression processing to an input signal in at least two stages, includes a first peak detector detecting a first peak, a maximum peak among peaks...
US20120282959 PROTOCOLS FOR ENABLING MODE 1 AND MODE 2 DEVICES IN TV WHITE SPACE NETWORKS  
Certain aspects of the present disclosure provide techniques and apparatus for operating in a television white space (TVWS) network. One example method generally includes receiving, at an...
US20100087222 Modulation Circuit and Semiconductor Device Including the Same  
An object of the present invention is to reduce the power consumption of a modulation circuit. The modulation circuit includes a load, a diode, and a transistor. An anode of the diode is...
US20080207140 Integrated circuit with contemporaneous transmission and reception of realtime and non-realtime data and methods for use therewith  
A voice data and RF integrated circuit (IC) includes an RF transmitter that generates a transmit signal contemporaneously containing both outbound realtime data and outbound non-realtime data. The...
US20100159857 ENHANCING ANTENNA PERFORMANCE IN RF DEVICES  
Method and apparatus for improving RF signal performance of a battery-operated handheld device includes RF isolating the battery from DC-powered circuitry and actively incorporating the battery in...
US20090111390 RADIO COMMUNICATIONS SYSTEM DESIGNED FOR A LOW-POWER RECEIVER  
The invention relates to methods by which radio signals can be transmitted to, and received by, a radio receiver such that the receiver consumes very little power from a battery or energy source....
US20090058997 ENDOSCOPE SYSTEM AND SIGNAL TRANSMITTING METHOD  
An endoscope system comprises: an endoscope comprising an image pickup portion which performs image pickup; a signal processing apparatus which performs signal processing for an output signal from...
US20100173597 METHOD AND SYSTEM FOR LEVEL DETECTOR CALIBRATION FOR ACCURATE TRANSMIT POWER CONTROL  
Methods and systems for level detector calibration are disclosed and may comprise calibrating a level detector integrated on-chip to eliminate an associated zero input offset voltage utilizing a...
US20100255851 METHOD OF MAPPING PHYSICAL RESOURCE TO LOGICAL RESOURCE IN WIRELESS COMMUNICATION SYSTEM  
A method of mapping a physical resource to a logical resource in a wireless communication system is provided. The method includes: dividing a physical frequency band into at least one frequency...
US20090239485 PROCESS DATA TRANSMITTER WITH WIRELESS CAPABILITY  
Disclosed is a data transmitter for equipment monitoring including a data input portion capable of receiving data from at least one measurement sensor and a data storage portion capable of storing...
US20080003957 MESSAGE GENERATION WITH IDENTIFICATION GROUP INFORMATION  
A message generating device configured to generate a message with the information indicating which identifications are part of an identification group, wherein the identifications are assigned a...
US20070270108 METHOD OF REDUCING OVERHEAD FOR MULTI-INPUT, MULTI-OUTPUT TRANSMISSION SYSTEM  
A method of transmitting data in a multi input, multi output (MIMO) system is disclosed. More specifically, the method includes selecting a primary antenna, based on satisfying at least one...
US20090098904 COMBINED COMMUNICATIONS SYSTEM, PROHIBITING-SIGNAL TRANSMITTING APPARATUS, WIRELESS BASE STATION, AND METHOD  
A prohibiting-signal transmitting apparatus for use in a combined system such that there is at least a partial overlap between bands allocated to an old communications system and bands allocated...
US20140287700 RADIO COMMUNICATION DEVICE, TRANSMISSION CIRCUIT AND BUFFER CIRCUIT  
According to one embodiment, a buffer circuit has a capacitor comprising a first terminal and a second terminal, an input signal being inputted to the first terminal, a first inverting amplifier...
US20120238221 RADIO COMMUNICATION DEVICE, TRANSMISSION CIRCUIT AND BUFFER CIRCUIT  
According to one embodiment, a buffer circuit has a capacitor comprising a first terminal and a second terminal, an input signal being inputted to the first terminal, a first inverting amplifier...
US20090175324 DYNAMIC INTERFERENCE CONTROL IN A WIRELESS COMMUNICATION NETWORK  
A method and apparatus for dynamic interference management is disclosed. A frequency channel is partitioned into a plurality of groups. Two or more groups are assigned weights reflecting degrees...
US20050250437 Method for contacting at least one module for a wireless radio standards by means of at least one application  
The present invention relates to a method for contacting at least one module for a wireless radio standard via at least one application, according to which one side of the module, which is to be...
US20090325512 Transmission of delay tolerant data  
Transmission of delay tolerant data. An apparatus includes a processor configured to classify data, on the basis of its delay requirement, into delay tolerant data and into delay critical data,...
US20110038303 METHOD AND APPARATUS FOR TRANSMITTING/RECEIVING CONTROL CHANNEL  
A method and apparatus for transmitting/receiving control channels through a wireless backhaul in an OFDM-based communication system including relay nodes is provided. A method for transmitting a...
US20090075605 COMMUNICATION APPARATUS AND NETWORK INFORMATION COLLECTING PROGRAM  
A network has communication apparatuses communicatively interconnected in compliance with a maintenance protocol. An LBM frame transmission unit transmits an LBM frame to the network. An MEP...
US20130337755 BLOCK SHARING USING THREE-WAY TRANSFORMERS IN WIRELESS CIRCUITS  
A multipath circuit is described that has multiple signal paths and various common components used for normal operation. Each of the multiple signal paths also has multiple circuit blocks defining...
US20080069062 METHODS AND APPARATUS RELATED TO POWER CONTROL AND/OR INTERFERENCE MANAGEMENT IN A MIXED WIRELESS COMMUNICATIONS SYSTEM  
Methods and apparatus related to the sharing of wide area network (WAN) uplink bandwidth with peer to peer communication signaling usage are described. A base station transmits a signal to be used...
US20050143020 TRANSCEIVER MODULE  
The present invention discloses a transceiver module used in a wireless communication system. The transceiver module includes a transceiver IC, a T/R switch, and an amplification path electrically...
US20090061786 WIRELESS RECEPTION APPARATUS, WIRELESS TRANSMISSION APPARATUS, WIRELESS COMMUNICATION SYSTEM, WIRELESS RECEPTION METHOD, WIRELESS TRANSMISSION METHOD, AND WIRELESS COMMUNICATION METHOD  
The present invention relates to an apparatus and a method capable of achieving closed loop MIMO communications, using reduced feedback, without a loss in system performance. In one embodiment of...
US20070218844 Transmitter, power amplifier and filtering method  
A filtering method, a transceiver and a transmitter are provided. The transmitter comprises a power amplifier amplifying an RF signal and having multiple stages, and a local oscillator, the power...
US20120238227 AUTOCORRELATION-BASED SPECTRUM SENSING FOR FM SIGNALS  
A method and system for detection of available a white space channel in an area of licensed transmitters includes a detector which utilizes the autocorrelation analysis of a channel in an...
US20070142000 Hybrid polar transmission apparatus for a radio transmission system  
The invention relates to a polar transmission apparatus having a polar transformer for transformation of a baseband signal to an amplitude signal and a phase signal. The apparatus includes a...
US20120220244 WCDMA transmit architecture  
Wideband-Code Division Multiple Access (W-CDMA) transmit architecture. A baseband digital processing module operates cooperatively with an analog signal processing module to effectuate highly...
US20080194215 METHOD AND SYSTEM FOR RELIABLY SENDING DATA BASED ON DATA SIZE AND TEMPERATURE MARGIN  
A mobile device (102) and method (200) is provided for reliably sending data at an increased power level which exceeds a nominal transmitter rating. The method can include determining (220) a data...
US20110300810 TRANSCEIVER INCLUDING A WEAVED CONNECTION  
A transceiver includes a local oscillation module, a transmitter section, and a receiver section. The local oscillation module is operable to generate a transmit local oscillation and a receive...
US20100311356 METHOD AND SYSTEM FOR A TOUCHSCREEN INTERFACE UTILIZING LEAKY WAVE ANTENNAS  
Methods and systems for a touchscreen interface utilizing leaky wave antennas (LWAs) are disclosed and may include configuring one or more leaky wave antennas utilizing conductive traces in the...
US20110250856 Direct FM/PM Modulation  
Representative implementations of direct FM/PM modulation and systems are disclosed describing frequency modulation or phase modulation of information onto a carrier signal using a divider that is...
US20140065986 Transmitter With Peak-Tracking PAPR Reduction and Method Therefor  
A transmitter (20) includes a peak reduction section (30), a predistorter (98), and an amplifying section (102) biased by a variable bias signal generator (118). The peak reduction section (30) is...
US20120275504 POSITIONER  
The invention relates to a positioner (10) for an actuator (12) comprising a processing unit (22) and an output unit (20) which can be connected to an actuating drive (15) of an actuator (12), as...
US20120322392 RADIO TRANSMITTER, BASE STATION APPARATUS, RADIO TRANSMISSION METHOD, CONTROL PROGRAM FOR BASE STATION APPARATUS, AND INTEGRATED CIRCUIT  
In using frequency selective precoding to a multicarrier signal, notification is provided with control information. A radio transmitter, divides a frequency signal into a plurality of clusters,...
US20090225897 TRANSMITTER  
The transmitter has a transmission modulator including first and second modulators, a phase comparator and a controller. First and second non-inverted local signals supplied to the modulators are...
US20110201286 WCDMA transmit architecture  
A baseband digital processing module operates cooperatively with an analog signal processing module to effectuate highly adjustable and highly accurate gain adjustment in accordance with...
US20080305753 TRANSMISSION DEVICE  
A transmission device is provided. The transmission device is operable to transmit data between a rotor and a stator. The transmission device includes at least two pairs of transmission units with...
US20090075601 LOW-IF TRANSCEIVER ARCHITECTURE  
A transceiver, receiver, and transmitter are provided. The transmitter includes an in-phase path and a quadrature path, a first path associated with a first local frequency and a second path...
US20060240770 Information communication system, transmitting apparatus, transmitting method, and computer program  
Transmission of contents from a transmitting apparatus to a plurality of receiving apparatuses is performed, while putting restrictions on a communication area and the number of receiving...
US20140011466 WIRELESS COMMUNICATIONS IN A DRILLING OPERATIONS ENVIRONMENT  
An embodiment includes an apparatus for wireless communications in a drilling operations environment. In an embodiment, the apparatus includes an instrument hub that is inline with drill pipe of a...
US20130265145 STORAGE CONTAINER INCLUDING MULTI-LAYER INSULATION COMPOSITE MATERIAL HAVING BANDGAP MATERIAL  
In one embodiment, a storage container includes a container structure defining at least one storage chamber. The container structure includes multi-layer insulation (MLI) composite material having...

Matches 51 - 100 out of 181 < 1 2 3 4 >