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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) 143
455/83 Single antenna switched between transmitter and receiver 600


Patents under this class:

Patent Number Title Of Patent Date Issued
8712342 Integrated transmit/receive switch Apr. 29, 2014
8712341 Method and apparatus for transmitting and receiving a signal in a communication system Apr. 29, 2014
8711971 Multiple input multiple output transceiver Apr. 29, 2014
8706065 Bluetooth and WLAN coexistence architecture having a shared low noise amplifier Apr. 22, 2014
8706056 High-frequency circuit module Apr. 22, 2014
8706055 Reduction of second-order distortion caused by transmit signal leakage Apr. 22, 2014
8694030 Method and apparatus for improved antenna isolation for per-antenna training using transmit/receive switch Apr. 8, 2014
8693810 Optical counter-phase system and method of RF interference cancellation Apr. 8, 2014
8688048 RSSI slope calibration technique Apr. 1, 2014
8681804 Method and apparatus for persistent communications, interoperability and situational awareness in the aftermath of a disaster Mar. 25, 2014
8681665 Transceiver filter and tuning Mar. 25, 2014
8676136 Radio antenna switch Mar. 18, 2014
8676132 Semiconductor integrated circuit, RF module using the same, and radio communication terminal device using the same Mar. 18, 2014
8670726 Architecture for coexistence of multiple band radios Mar. 11, 2014
8670715 Communications methods, methods of forming a reader, wireless communications readers, and wireless communications systems Mar. 11, 2014
8666330 Antenna switch with ESD isolation Mar. 4, 2014
8666328 Wireless circuitry with reduced harmonic interference Mar. 4, 2014
8665038 Bulk acoustic wave resonator filter being digitally reconfigurable, with process Mar. 4, 2014
8660603 Mobile radio module for multiband-multimode operation Feb. 25, 2014
8660502 High frequency antenna switch module Feb. 25, 2014
8660501 Wireless communications circuitry with simultaneous receive capabilities for handheld electronic devices Feb. 25, 2014
8659456 Electronic device and transmitter DC offset calibration method thereof Feb. 25, 2014
8655301 Frequency agile duplex filter Feb. 18, 2014
8655287 Switch control circuit, semiconductor device, and radio communication device Feb. 18, 2014
8655285 Multi-port distributed antenna Feb. 18, 2014
8649740 Wireless transceiver apparatus having circuit unit forming frequency resonance mode when operated under reception mode Feb. 11, 2014
8649736 Operation test method for a circuit for transmitting and receiving signals Feb. 11, 2014
8643427 Switching device Feb. 4, 2014
8639195 High voltage swing input/output enabled in a standard IC process using passive impedance transformation Jan. 28, 2014
8639193 Tri-state control for a line driver Jan. 28, 2014
8638836 Transmitter signal injection compensation Jan. 28, 2014
8638698 Front end employing pin diode switch with high linearity and low loss for simultaneous transmission Jan. 28, 2014
8634481 Feedback technique for wireless systems with multiple transmit and receive antennas Jan. 21, 2014
8630594 Wireless communication apparatus Jan. 14, 2014
8626085 Dual mode mobile terminal system Jan. 7, 2014
8626084 Area efficient concurrent matching transceiver Jan. 7, 2014
8620227 Device, system and method of selectively connecting between a transmit chain and an antenna Dec. 31, 2013
8620226 Enhanced wideband transceiver Dec. 31, 2013
8615212 Direct conversion receiver architecture Dec. 24, 2013
8615204 Adaptive interference cancellation for transmitter distortion calibration in multi-antenna transmitters Dec. 24, 2013
8606265 Assisted system scanning with paired devices Dec. 10, 2013
8606178 Multi-directional wireless communication for a control module Dec. 10, 2013
8600459 System and method providing low power operation in a multimode communication device Dec. 3, 2013
8600316 Wireless circuits with minimized port counts Dec. 3, 2013
8600315 Method and system for a configurable front end Dec. 3, 2013
8588709 Switching apparatus and method for wireless communication system Nov. 19, 2013
8583121 Mobile communication system, radio apparatus, and radio frequency change method Nov. 12, 2013
8583057 Techniques to control a shared antenna architecture for multiple co-located radio modules Nov. 12, 2013
8583043 High-frequency device and wireless IC device Nov. 12, 2013
8577306 Wireless communications chip with multi-port distributed antenna Nov. 5, 2013











 
 
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