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Class 375/219 - TRANSCEIVERS


Subclass of Class 375 - Pulse or digital communications
Definition: Subject matter in which a transmitter and a receiver are
No. of applications: 710
Last issue date: 05/24/2012


          9            
Application No.Application TitleIssue Date
20100103992Systems And Methods For Ramping Power Amplifier Output Power
A power amplifier circuit including a first transistor, a second transistor, and a power control circuit. The first transistor includes a first input and a first output. The second transistor includes a second input coupled in series with the first output of the first t...
04/29/2010
20100097948CHARACTERIZATION OF CO-CHANNEL INTERFERENCE IN A WIRELESS COMMUNICATION SYSTEM
Disclosed herein is a method for characterizing interference in a radio communication system including a plurality of radio transceiver stations configured to communicate with user equipments, the method including: measuring, by a user equipment in radio communication w...
04/22/2010
20100098141IMPLEMENTING AUTO-CONFIGURABLE DEFAULT POLARITY
The present invention relates to a system and method for implementing auto-configurable default polarity. More specifically, the present invention relates to a transceiver module comprising, for example, a single chip multi-sublayer PHY, where the single chip multi-subl...
04/22/2010
20100098140NETWORK COMMUNICATIONS DEVICE CAPABLE OF PROMOTING CONNECTION QUALITY AND METHOD THEREOF
A network communications device is capable of promoting connection quality, and includes: a plurality of transmitting units for outputting a plurality of analog transmit-signals to another network communications device based on a plurality of digital transmit-signals; a...
04/22/2010
20100098139CREST FACTOR REDUCTION FOR OFDM COMMUNICATIONS SYSTEMS BY TRANSMITTING PHASE SHIFTED RESOURCE BLOCKS
In the disclosed system and method phase (and optionally amplitude) shifts are applied at an OFDM transmitter to resource blocks within a given slot to implement Crest Factor Reduction (CFR). The phase shifts may differ between resource blocks and are selected to reduce...
04/22/2010
20100098138Method And Apparatus For Improving Energy Efficiency Of Mobile Devices Through Energy Profiling Based Rate Adaptation
Improved battery life for mobile wireless devices communicating using standard network protocols is obtained by measuring an energy profile of the transmitter circuitry with respect to transmission rate and transmission energy and adjusting operating conditions accordin...
04/22/2010
20100091824RFIC WITH HIGH POWER PA
A radio frequency (RF) front-end includes a plurality of power amplifier modules and a plurality of impedance matching circuits. Each of the plurality of impedance matching circuits includes an input connection and an output connection, wherein outputs of the plurality ...
04/15/2010
20100086011TRANSCEIVER APPARATUS, RECEIVER AND POWER SAVING METHOD THEREOF
A transceiver apparatus, a receiver and a power saving method thereof are provided. The receiver includes an analog-to-digital converter, an equalizer, a slicer, a delay unit, a decoder, a select unit and a control unit. The analog-to-digital converter transforms a rece...
04/08/2010
20100087227WIRELESS BASE STATION DESIGN
A multi-transmitter base station for wireless digital communication, having beam forming and digital pre-distortion capabilities, including a shared feedback unit for providing feedback of outgoing Radio Frequency (RF) signals for calibrating a plurality of antennas and...
04/08/2010
20100086013METHOD AND APPARATUS FOR RECEPTION IN A MULTI-INPUT-MULTI-OUTPUT (MIMO) ORTHOGONAL FREQUENCY DOMAIN MODULATION (OFDM) WIRELESS COMMUNICATION SYSTEM
An embodiment of the present invention includes a transceiver for use in a multi-input-multi-output (MIMO) Orthogonal Frequency Domain Multiplexing (OFDM) wireless communication system. The transceiver decodes and remodulates certain signal fields and uses the same to u...
04/08/2010
20100086012CALIBRATION OF WIRELESS COMMUNICATION DEVICE
A wireless communication device includes an integrated circuit (IC) and an antenna system. The IC includes a baseband processing module, a network processing module, a calibration processing module, a receiver section and a transmitter section. The network processing mo...
04/08/2010
20100086008MOBILE WIRELESS COMMUNICATIONS DEVICE FOR MODULATIONS WITH MEMORY
A mobile wireless communications device may include an antenna, and a transceiver coupled to the antenna. The transceiver may use a modulation having memory for a message in a frame structure including a data portion and a termination portion based upon the data portion...
04/08/2010
20100080271METHOD AND SYSTEM FOR A CONTROL SCHEME ON POWER AND COMMON-MODE VOLTAGE REDUCTION FOR A TRANSMITTER
Provided is a method and system for controlling current characteristics in a transceiver having a transmitter. The transmitter includes a plurality of current cells. Each cell is configurable for operating in different modes. The method includes determining a first prob...
04/01/2010
20100080270RADIO FREQUENCY INDENTIFICATION TRANSCEIVER
A radio frequency identification transceiver is disclosed. The radio frequency identification transceiver includes: a transmitter path, including; a pulse shaper to tunably shape the pulse of a signal to be transmitted in different predefined frequency ranges; a modulat...
04/01/2010
20100074310ACTIVE RESISTIVE SUMMER FOR A TRANSFORMER HYBRID
A system includes a transceiver configured to receive a composite signal. The composite signal is a composite of a transmit signal and a receive signal. A replica transmitter is configured to generate a replica transmit signal based on the transmit signal. A transmit ca...
03/25/2010
20100074309PHASE SHIFT BASED PRECODING METHOD AND TRANSCEIVER FOR SUPPORTING THE SAME
A method of transmitting data using a generalized phase shift based precoding or an extended phase shift precoding scheme in a multiple-antenna system using a plurality of subcarrier and a transceiver for supporting the same are disclosed. A phase shift based precoding ...
03/25/2010
20100074208APPARATUS AND METHOD FOR REDUCING OVERHEAD FOR COMMUNICATIONS
A method and apparatus reducing overhead usage associated with communications is provided. The method may comprise generating an acknowledgment (ACK) for a successfully received codeword from a group of codewords or a negative acknowledgement (NACK) for a codeword unsuc...
03/25/2010
20100067512Uplink transmit diversity schemes with 4 antenna ports
A system and method for uplink transmit diversity. The system and method include a pairing device configured to pair a number of symbol sets to form paired sets. The paired sets are mapped onto a number of layers. The layers are precoded into at least two pairs of two p...
03/18/2010
20100067566COMMUNICATION DEVICES WITH INTEGRATED GYRATORS AND METHODS FOR USE THEREWITH
A device includes an on-chip gyrating circuit that generates a motion parameter based on motion of the device. An RF transceiver generates an outbound RF signal from an outbound symbol stream, transmits the outbound RF signal to a remote station of a wireless network, a...
03/18/2010
20100067565METHODS FOR IN-BAND SIGNALING THROUGH ENHANCED VARIABLE-RATE CODECS
Improvements are disclosed for in-band signaling, i.e., transmission of data in a voice channel of a digital wireless network during a voice call session. A family of narrow-band signaling methods is disclosed to successfully pass data-carrying signals through the low-b...
03/18/2010
20100061429METHOD AND SYSTEM FOR ENCODING A DATA MATRIX AND METHOD AND SYSTEM FOR DECODING AN ENCODED DATA MATRIX
According to one embodiment of the invention, a method for encoding a data matrix having at least a first component and a second component is provided wherein the value of the first component is determined, the number of bits to be used for encoding the second component...
03/11/2010
20100061430Transmission/Reception Device
For transmission, a modulation method with a high bit rate is applied to subchannels with good transmission path characteristics, and a modulation method with a low bit rate is applied to subchannels with poor transmission path characteristics. In doing this, transmissi...
03/11/2010
20100061428SPACED ONE-HOT RECEIVER
A mobile device that incorporates the MIPI D-PHY specification has data lanes for carrying data between electronic modules within the device. The data lanes may incorporate a spaced-one-hot approach for asynchronously receiving a data signal over a two-wire interface. A...
03/11/2010
20100054312MULTICARRIER TRANSMISSION SYSTEM WITH LOW POWER SLEEP MODE AND RAPID-ON CAPABILITY
A multicarrier transceiver is provided with a sleep mode in which it idles with reduced power consumption when it is not needed to transmit or receive data. The full transmission and reception capabilities of the transceiver are quickly restored when needed, without req...
03/04/2010
20100054315Apparatus and Method for Start-up in Communication System
A transceiver in a communication system and a start-up method thereof are provided. The transceiver comprises an auto-negotiation circuit, a timing recovery circuit, an interference cancellation circuit and an equalizer. The auto-negotiation circuit performs an auto-neg...
03/04/2010
20100054305SYSTEM INCLUDING CAPACITIVELY COUPLED ELECTRODES AND CIRCUITS IN A NETWORK
A system including a first electrode, a second electrode, a first circuit and a second circuit. The second electrode is capacitively coupled to the first electrode. The first circuit is configured to receive data via a network and transmit a signal via the first electro...
03/04/2010
20100046591FREQUENCY SYNTHESIZER FOR INTEGRATED CIRCUIT RADIOS
An integrated circuit radio transceiver and method therefor includes capacitive loop filter with selectable capacitive elements that are operable to adjust a signal level provided to a voltage controlled oscillator to control a frequency of an output signal of the oscil...
02/25/2010
20100046487MULTICHANNEL ARCHITECTURE FOR HIGH THROUGHPUT MODEMS
An apparatus for wireless communications is disclosed herein that is configured to have a plurality of transceivers arranged to process a plurality of spatial streams, wherein each of the plurality of transceivers is configured to operate asynchronously and simultaneous...
02/25/2010
20100040121METHOD AND APPARATUS FOR ADAPTIVE ACTIVATION OR DEACTIVATION OF THE COORDINATION OF THE RADIO ACTIVITIES OF TWO MOBILE-RADIO TRANSMITTING AND/OR RECEIVING DEVICES
The method is based on the capability for coordination of the radio activities of two mobile radio transmitting and/or receiving devices. In the case of the method, a value of at least one characteristic variable is first of all determined, which is characteristic of th...
02/18/2010
20100040120LOW POWER RADIO COMMUNICATION SYSTEM
A method significantly reduces the average power for radio communication in a communication system, such as a system that has applications requiring low communication latency. The method may use a low power radio communication circuit (e.g., a non-heterodyne receiver) t...
02/18/2010
20100034242METHODS AND APPARATUS FOR DETERMINING TIMING IN A WIRELESS COMMUNICATION SYSTEM
Methods and apparatus for setting timing of sampling of one or more symbols. The disclosed methods account for at least three types of effective interference (EI) and are used to set the timing of a sampling window for sampling received symbols. The methods includes set...
02/11/2010
20100034240Transmitter-Receiver System
The invention relates to a transmitter-receiver system comprising at least three transmitters and at least a first receiver and a second receiver, wherein the receivers are connected to a computing device that is arranged to analyse signals that said receivers receive f...
02/11/2010
20100036508ENABLING NON-INTEROPERABILITY AMONG TRANSCEIVERS OF DEVICES
Enabling non-interoperability among transceivers of devices. A method includes transmitting a signal at a predefined symbol rate by a first transceiver of a first device of a first plurality of devices. The predefined symbol rate is unique for each transceiver of each d...
02/11/2010
20100034241METHOD AND SYSTEM FOR PROCESSING A SIGNAL IN A COMMUNICATION SYSTEM
A method and transceiver for processing a signal in a communication system are provided. The method includes identifying a Channel Impulse Response (CIR) of the signal as of minimum phase, maximum phase, or mixed phase, processing the signal without performing prefilter...
02/11/2010
20100027782Device and Method for Processing Datastreams
The invention relates to a device for processing datastreams in a communications unit with two mutually-separate data-processing regions, which provide at least two separate message paths. The message paths are connected respectively to a message transmitter and a messa...
02/04/2010
20100027595Wireless Communication System, Apparatus and Method Thereof
Provided is a wireless communication system, comprising: a wireless communication apparatus which performs adaptive modulation for changing a modulation method and an encoding rate of a data channel, and transmits/receives a signal via MIMO multiplexing. The control inf...
02/04/2010
20100027596CLOSED-LOOP DIGITAL POWER CONTROL FOR A WIRELESS TRANSMITTER
A closed loop power output calibration system for variable power output wireless devices. The wireless device includes a wireless transceiver having a transmit core coupled to a discrete power amplifier. Power detection circuitry formed in the wireless transceiver provi...
02/04/2010
20100027597METHOD AND SYSTEM FOR RECONFIGURABLE CHANNEL CODING
Aspects of a reconfigurable system for providing channel coding in a wireless communication device are described. The aspects include a plurality of computation elements for performing channel coding operations and memory for storing programs to direct each of the plura...
02/04/2010
20100020857APPARATUS AND METHOD FOR WIRELESS COMMUNICATION, AND COMPUTER PROGRAM
A wireless communication apparatus includes a plurality of antenna branches for transmitting and receiving a wireless communication signal, a calibration coefficient calculator for calculating a calibration coefficient for each frequency band, the calibration coefficien...
01/28/2010
20100014565Minimum Mean Squared Error Approach to Interference Cancellation and Maximum Likelihood Decoding of Space-Time Block Codes
Block-encoded transmissions of a multi-antenna terminal unit are effectively detected in the presence of co-channel interfering transmissions when the base station has a plurality of antennas, and interference cancellation is combined with maximum likelihood decoding. M...
01/21/2010
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