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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) 141
455/83 Single antenna switched between transmitter and receiver 590

Patents under this class:

Patent Number Title Of Patent Date Issued
7881677 Transceiver system and method of using same Feb. 1, 2011
7877063 High-frequency amplifier, and transmission/reception system Jan. 25, 2011
7876175 Compact diplexer Jan. 25, 2011
7872547 Wireless communication device Jan. 18, 2011
7869771 Multi-band transformer for wireless transmitter Jan. 11, 2011
7869770 Apparatus, methods and articles of manufacture for a multi-band switch Jan. 11, 2011
7865167 Digital video broadcast-terrestrial (DVB-T) receiver interoperable with a GSM transmitter in a non-interfering manner Jan. 4, 2011
7865150 Dual frequency band wireless LAN Jan. 4, 2011
7865149 On chip MOS transmit / receive switch Jan. 4, 2011
7860474 Circuits and methods for controlling switching noise in switched-mode circuits Dec. 28, 2010
7855984 Wireless communication device Dec. 21, 2010
7853233 Zero if down converter with even order harmonic suppression Dec. 14, 2010
7848713 Common mode signal attenuation for a differential duplexer Dec. 7, 2010
7848712 CMOS RF switch for high-performance radio systems Dec. 7, 2010
7848711 Radio communication apparatus and radio communication method Dec. 7, 2010
7844230 Integrated multimode radio and components thereof Nov. 30, 2010
7843280 Systems, methods, and apparatuses for high power complementary metal oxide semiconductor (CMOS) antenna switches using body switching and substrate junction diode controlling in multistacking Nov. 30, 2010
7840194 Transmitting circuit, receiving circuit, interface switching module and interface switching method for SATA and SAS interfaces Nov. 23, 2010
7839217 High-frequency amplifier, high-frequency module, and mobile wireless apparatus using the same Nov. 23, 2010
7835707 Multi-band antenna unit of mobile terminal Nov. 16, 2010
7835706 Local oscillator (LO) port linearization for communication system with ratiometric transmit path architecture Nov. 16, 2010
7835705 Integrated bidirectional junction engineered dual insulator transceiver Nov. 16, 2010
7831214 Low power linear transmit/receive (T/R) module Nov. 9, 2010
7831213 Method and system for configuring a tower top low noise amplifier Nov. 9, 2010
7830912 Communications device capable of simultaneously operating in a dual-band CDMA communications system and a dual-band GSM communications system Nov. 9, 2010
7822389 Methods and apparatus to provide an auxiliary receive path to support transmitter functions Oct. 26, 2010
7822388 Transceiver, modulation integrated circuit, and RFID reader/writer Oct. 26, 2010
7818029 Wireless communications circuitry with antenna sharing capabilities for handheld electronic devices Oct. 19, 2010
7817966 Switching device with reduced intermodulation distortion Oct. 19, 2010
7817044 RFID enabled multiband antenna Oct. 19, 2010
7813706 Impedance matched lane reversal switching system Oct. 12, 2010
7813697 Power efficient high speed communication systems and methods Oct. 12, 2010
7805113 Circuit and method for selectable high/low side injection in an intermediate frequency transceiver Sep. 28, 2010
7801556 Tunable dual-antenna system for multiple frequency band operation Sep. 21, 2010
7801483 Receiver, transceiver, and electric field communication system Sep. 21, 2010
7800553 Information processing apparatus with antenna switching function, communication apparatus, antenna switching control unit, antenna switching control program, and computer-readable recording me Sep. 21, 2010
7796957 Impedance transformation in a duplexer using a transmission line Sep. 14, 2010
7796955 Expandable wireless transceiver Sep. 14, 2010
7796954 Presence of communication interlock method and apparatus for reducing or eliminating aircraft communications radio interference Sep. 14, 2010
7796952 Transceiver system including dual low-noise amplifiers Sep. 14, 2010
7796949 Wireless communications terminal, communications protocol switching method, communications protocol switching program, and integrated circuit of wireless communications terminal Sep. 14, 2010
7787905 Operating of a switching node in a communications network comprising both a layered and a non-layered architectural environment Aug. 31, 2010
7787836 Multiple radios communication device and a method thereof Aug. 31, 2010
7787835 Radio receiver and radio transmitter Aug. 31, 2010
7787831 High-frequency switch Aug. 31, 2010
7787830 Transceiver and method of operating an electrical circuit Aug. 31, 2010
7787829 Method and apparatus for tuning a radio receiver with a radio transmitter Aug. 31, 2010
7783276 Wireless communication system Aug. 24, 2010
7783265 Switching element, antenna switch circuit and radio frequency module using the same Aug. 24, 2010
7783264 Diversity apparatus using leakage transmission path Aug. 24, 2010

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