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Class Information
Number: 455/78
Name: Telecommunications > Transmitter and receiver at same station (e.g., transceiver) > With transmitter-receiver switching or interaction prevention
Description: Subject matter wherein the transmitter and receiver are made orthogonal by alternatively actuating the transmitter or receiver or by isolation circuitry.


Sub-classes under this class:

Class Number Class Name Patents
455/79 Automatic (e.g., voice operated) 109
455/83 Single antenna switched between transmitter and receiver 382


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13

Patent Number Title Of Patent Date Issued
7616940 Stand-alone low noise amplifier Nov. 10, 2009
7612634 High frequency module utilizing a plurality of parallel signal paths Nov. 3, 2009
7610060 Mobile wireless communication terminal and method of matching antenna in the same Oct. 27, 2009
7606536 Temporal co-site interference reduction Oct. 20, 2009
7606553 Information processing apparatus with antenna switching function, communication apparatus, antenna switching control unit and computer-readable recording medium recording antenna switching con Oct. 20, 2009
7599667 Wireless communication apparatus and semiconductor device Oct. 6, 2009
7596357 High-frequency switching circuit, high-frequency module, and wireless communications device Sep. 29, 2009
7590429 RF transceiver configuring for a MIMO communication Sep. 15, 2009
7590390 Method and apparatus for signal power loss reduction in RF communication systems Sep. 15, 2009
7589602 Antenna switch module Sep. 15, 2009
7586388 Filter module and communication apparatus Sep. 8, 2009
7587176 Mode switching in transceiver of a mobile terminal Sep. 8, 2009
7587177 Electronically configurable transmit and receive paths for FDD wireless communication devices Sep. 8, 2009
7583949 Radio wave receiving device and radio wave receiving circuit Sep. 1, 2009
7583936 Circuit with reduced insertion loss and component comprising one such circuit Sep. 1, 2009
7583934 Transceiver apparatus for use in a multi-frequency communication system, base station of a multi-frequency communication system, method for use of the transceiver apparatus, method of transcei Sep. 1, 2009
7583931 Animal identification and entry control system Sep. 1, 2009
7580006 Portable telephone Aug. 25, 2009
7577404 High-frequency device, high-frequency module and communications device comprising them Aug. 18, 2009
7570973 Programmable mobile radiotelephone terminal Aug. 4, 2009
7567820 Scanning for network connnections with variable scan rate Jul. 28, 2009
7565116 High frequency module Jul. 21, 2009
7561005 High frequency front-end module and duplexer Jul. 14, 2009
7561853 Radio frequency switch Jul. 14, 2009
7558556 Adaptive radio transceiver with subsampling mixers Jul. 7, 2009
7555258 Integrated circuit device and low noise block down converter including same Jun. 30, 2009
7545218 Device and method for power amplifier noise reduction Jun. 9, 2009
7546089 Switchable directional coupler for use with RF devices Jun. 9, 2009
7546090 Method to reduce power consumption in a radio communication system and apparatus therefor Jun. 9, 2009
7546091 High-frequency circuit and high-frequency device Jun. 9, 2009
7546093 Antenna unit for mobile terminal Jun. 9, 2009
7532867 Transceiver architecture for supporting multi-band RF May. 12, 2009
7526256 Transformer-based multi-band RF front-end architecture Apr. 28, 2009
7526257 Mobile communication terminal and cell search circuit Apr. 28, 2009
7522887 Wireless signal switching circuit and wireless communication apparatus Apr. 21, 2009
7519390 Transmitter and receiver architecture for multi-mode wireless device Apr. 14, 2009
7519383 Method for efficient calibration of EVM using compression characteristics Apr. 14, 2009
7519334 Multi-mode I/O circuitry supporting low interference signaling schemes for high speed digital interfaces Apr. 14, 2009
7519333 Radio architecture for use with frequency division duplexed systems Apr. 14, 2009
7519327 Athletic monitoring system and method Apr. 14, 2009
7515894 System and method for providing a multiband antenna Apr. 7, 2009
7515882 Apparatus, methods and articles of manufacture for a multi-band switch Apr. 7, 2009
7515881 Resonance frequency shift canceling in wireless hearing aids Apr. 7, 2009
7515880 Variable gain frequency multiplier Apr. 7, 2009
7515555 Wireless LAN transceiver and wireless LAN transmitting/receiving method Apr. 7, 2009
7515193 Portable communication terminal switchably displaying pictures based on a plurality of video signal sources Apr. 7, 2009
7512378 Adaptive radio transceiver Mar. 31, 2009
7512383 Transmit-receive switching in wireless hearing aids Mar. 31, 2009
7502596 Mobile communication systems Mar. 10, 2009
7502592 Adaptive antenna apparatus provided with controller for controlling to select best demodulated signal Mar. 10, 2009

1 2 3 4 5 6 7 8 9 10 11 12 13


 
 
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