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Browse by Category: Main > Communications
Class Information
Number: 375/219
Name: Pulse or digital communications > Transceivers
Description: Subject matter in which a transmitter and a receiver are at the same location and transmit and receive over the same medium to-and-from the same remote station.










Sub-classes under this class:

Class Number Class Name Patents
375/221 Loopback mode 287
375/222 Modems (data sets) 2,570
375/220 Transmission interface between two stations or terminals 1,028


Patents under this class:
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Patent Number Title Of Patent Date Issued
8135554 Probe configuration data protocol and transmission method Mar. 13, 2012
8135443 Portable device with priority based power savings control and method thereof Mar. 13, 2012
8135055 I/Q calibration of transmit and receive paths in OFDM FDD communication systems Mar. 13, 2012
8130818 Maximizing power and spectral efficiencies for layered and conventional modulations Mar. 6, 2012
8126100 Communication protocol methods Feb. 28, 2012
8126038 System and method for selectable mask for LDSL Feb. 28, 2012
8126036 Predistortion and post-distortion correction of both a receiver and transmitter during calibration Feb. 28, 2012
8126035 Data transfer system, wireless communication device, wireless communication method, and computer program Feb. 28, 2012
8126033 Apparatus and method for relaying in a wireless communication system Feb. 28, 2012
8126030 Multi-mode wireless communication device and method Feb. 28, 2012
8125923 Downlink transmit beamforming Feb. 28, 2012
8121180 Automatic output drive level control in home networking transceiver Feb. 21, 2012
8121175 Radio communication device and response signal diffusion method Feb. 21, 2012
8116794 Channel impulse response extraction for mobile terminals Feb. 14, 2012
8116398 Transmission method, transmitter, and receiver for multi antenna wireless communication system Feb. 14, 2012
8116359 Single oscillator transceiver Feb. 14, 2012
8116358 Single oscillator transceiver Feb. 14, 2012
8116357 Methods and circuits for power management in a transceiver Feb. 14, 2012
8111761 Method and apparatus for transmitting data and power across a transformer Feb. 7, 2012
8111738 Method and transceiver system having a transmit clock signal phase that is phase-locked with a receive clock signal phase Feb. 7, 2012
8111737 Bidirectional digital communication circuit and a bidirectional digital communication method Feb. 7, 2012
8111716 Method and apparatus for formatting data signals in a digital audio broadcasting system Feb. 7, 2012
8107641 Communication system and control method therefor, program, and storage medium Jan. 31, 2012
8107515 Burst processing modem Jan. 31, 2012
8107514 Decoding method for space-time encoding transmission scheme in with multiple input multiple output system and receiving apparatus for using the method Jan. 31, 2012
8106607 Network master for wireless fluorescent lamp lighting control networks Jan. 31, 2012
8103002 Pulse position based-chaotic modulation (PPB-CM) communication system and method Jan. 24, 2012
8102939 Link adaptation Jan. 24, 2012
8102903 Calibrating received signal measurements in a digital subscriber line device Jan. 24, 2012
8102901 Techniques to manage wireless connections Jan. 24, 2012
8098770 Unbiased signal-to-noise ratio estimation for receiver having channel estimation error Jan. 17, 2012
8098753 Infrared, touch screen, W-CDMA, GSM, GPS camera phone Jan. 17, 2012
8094764 Variable time delay control structure for channel matching Jan. 10, 2012
8093990 Far field RFID reader with blocking Jan. 10, 2012
8090971 Data recovery architecture (CDR) for low-voltage differential signaling (LVDS) video transceiver applications Jan. 3, 2012
8090000 Communication system and its method Jan. 3, 2012
8081722 Communications system and device using simultaneous wideband and in-band narrowband operation and related method Dec. 20, 2011
8081706 Lane-to-lane skew reduction in multi-channel, high-speed, transceiver circuitry Dec. 20, 2011
8077762 PHY control module for a multi-pair gigabit transceiver Dec. 13, 2011
8077761 Data transmission and reception module, and method of adjusting reception threshold value thereof Dec. 13, 2011
8073040 Serial communications control plane with optional features Dec. 6, 2011
8072323 Power-line carrier communication apparatus Dec. 6, 2011
8068556 Flexible, reconfigurable, power efficient transmitter and method Nov. 29, 2011
8068537 Communication circuit for a bi-directional data transmission Nov. 29, 2011
8068536 Orthogonal frequency division multiplexing (OFDM) digital radio frequency (RF) transceiver Nov. 29, 2011
8068510 Demodulation apparatus for efficiently embodying adaptive modulation and coding method in OFDMA based packet communication system and method thereof Nov. 29, 2011
RE42949 Stereophonic audio signal decompression switching to monaural audio signal Nov. 22, 2011
8064503 Multicarrier communication apparatus and multicarrier communication method Nov. 22, 2011
8064502 Wireless communication apparatus, wireless communication method, and computer program Nov. 22, 2011
8064501 Method and apparatus for generating a periodic training signal Nov. 22, 2011

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