СПИСОК патентов США - подгруппа МПК16 H04B1/48


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№ п/п Номер патента Название патента

2017

19590298Orientation of directional antennas
29559747Efficient transmit and receive switches
39548787Integrated button antenna structure
49537531Communication device and its control method

2016

59531428Wireless communication calibration system and associated method
69525415Radio frequency semiconductor switch
79515695Bypassing duplex filter
89509363Circuits having switches providing increased voltage swing uniformity
99503149Electronic device and control method thereof
109496340Semiconductor device, antenna switch circuit, and radio communication apparatus
119484977RF transformer based TX/RX integrated RF switch
129479213Control interface for a communication device
139473288System for enabling duplex communication on portable radios
149473253Robust active self-interference cancellation in the presence of external in-band signals using guard region signal measurements
159473198Apparatus and method for bypassing amplifiers used to amplify signals received by wireless communication systems
169467236Method of In-device interference mitigation for cellular, bluetooth, WiFi, and satellite systems coexistence
179467197Front end circuit
189467196Quadrature current-combining linearizing circuit for generating arbitrary phase and amplitude
199461756Calibration apparatus and method of terminal in wireless communication system
209455761Systems and methods for multi-rate digital self-interference cancellation
219450639Complementary metal oxide semiconductor differential antenna transmit-receive switches with power combining circuitry for orthogonal frequency-division multiplexing systems
229450579Radio frequency devices having reduced intermodulation distortion
239444425Electronic device with adjustable wireless circuitry
249444417Weakly coupled RF network based power amplifier architecture
259438356Method and apparatus for cancelling self-interference signal between transmission antenna and reception antenna
269438303Front end circuit where an antenna is shared for transmission and reception in a wireless communication apparatus
279425853Amplifier utilizing a configurable interface to a front end module
289407315Transmission/reception device
299397722Single feed distributed antenna system
309391666Multiplexer device with first and second filtering devices connected to common port
319391665Method and apparatus for time division duplex communication
329391570Electronic device with low noise amplifier module
339379764Transceiver front end with low loss T/R switch
349374123Device, module and circuit assembly for wireless communications, and configured for interference suppression via use of first and second phase shifters, a band stop filter and/or a diversity duplexer circuit
359374086Switch circuit and method of operating the switch circuit
369369087Integrated RF front end with stacked transistor switch
379363344High frequency module and high frequency component
389356707Method to trigger in-device coexistence interference mitigation in mobile cellular systems
399344141Electronic device and data control method
409338275Terminal network for wireless voice communication
419326320Systems and methods for antenna switches in an electronic device
429312853High frequency semiconductor switch circuit and high frequency radio system including same
439306526Low-loss high-isolation switching architecture
449306513Apparatus for a radio frequency integrated circuit
459300352Transceiver with board-level configuration of on-chip or external transmit/receive switch
469300286Antenna transmit receive switch
479294143Circulator used as a high power TX/RX switch
489293797RF switch with transformer and switching method thereof
499270263Switching device and module
509264093Apparatus and method for bypassing amplifiers used to amplify signals received by wireless communication systems
519246534Controling Tx/Rx mode in serial half-duplex UART separately from host
529240383High frequency switch module
539231680Multi-channel radio frequency front end circuit
549231646Single signal transmit/receive module amplifier switching control

2015

559219518Radio frequency tranceiver front-end device
569209855Bluetooth and WLAN coexistence architecture having a shared low noise amplifier
579197280Radio frequency switch
589191057Scalable polarimetric phased array transceiver
599184782High-frequency module and communication device
609184781Humanized antibodies and methods of humanizing antibodies
619178803Network node and mobile terminal
629178530Delta sigma modulator, as well as receiver device and wireless communication device provided with same
639160397High-frequency module
649154178Duplexer with enhanced isolation
659154177Method for controlling transmission/reception timing of base station antenna for TDD wireless communications and base station antenna using the same
669148194Radio-frequency switch system having improved intermodulation distortion performance
679148137RF device with a transmit/receive switch circuit
689143185Transmit-receive switching circuit and wireless device
699143184Radio frequency multi-port switches
709124354Isolation and protection circuit for a receiver in a wireless communication device
719118398Switch configured to control a transceiver and a radio frequency system comprising the switch
729118397Integrated transmit/receive switch
739112504High frequency switch
749088343Multi personal area network (PAN) radio with shared transmitter
759083394High-frequency switch module
769083390Method and apparatus for mixed-mode spectrum communication
779077439High-frequency module
789077392High-frequency switching assembly, transmitter and method
799077337Electronic switch with compensation of non-linear distortions
809071227High-frequency module
819054784Signal switching apparatus
829037096Reducing insertion loss in LNA bypass mode by using a single-pole-triple-throw switch in a RF front end module
839013225RF switches having increased voltage swing uniformity
849000860Low-loss TX-to-RX isolation using electrical balance duplexer with noise cancellation
859000675Transmitting and receiving digital and analog signals across an isolator
868995934Wireless communications circuitry with a triplexer for separating radio-frequency signals in adjacent frequency bands

2014

878923784Semiconductor switch and wireless device
888872601Circuit module including a duplexer mounted on a circuit substrate having a specified second ground path
898847503Transmitting and receiving digital and analog signals across an isolator
908803632High-frequency circuit, high-frequency device, and multiband communications apparatus
918711831Front end for RF transmitting-receiving systems with implicit directional control and time-multiplexing method in submicron technology

2013

928531252Antenna duplexer and communication apparatus employing the same
938416034Signal splitting device and wireless communication device using the same

2012

948274342Duplexer and electronic device
958228137Filter, demultiplexer, and module including demultiplexer, communication apparatus
968207635Digital switch communication

2010

977844232Joint space-time optimum filters (JSTOF) with at least one antenna, at least one channel, and joint filter weight and CIR estimation

2005

986917258High frequency switch
996911942Antenna apparatus and communication apparatus using the same
1006901250Mounting structure of antenna switching circuit in which reception interference is suppressed
1016882829Integrated circuit incorporating RF antenna switch and power amplifier
1026876273Front end module
1036870442High-frequency device
1046856213High frequency composite switch module

2004

1056836672Divider circuitry
1066823003Multi-path transceiver amplification apparatus, method and system
1076795714Multiband antenna switcher
1086788957Two-band transmitter-receiver with dual radiation device
1096768898Composite high frequency component and mobile communication apparatus including the same
1106759925Radio-frequency hybrid switch module
1116757523Configuration of transmit/receive switching in a transceiver
1126745046Integrated antenna coupler element
1136735418Antenna interface
1146731184High frequency switching component
1156721543Wireless terminal device
1166714773Antenna switching in multiple radio terminal
1176714169Compact, wide-band, integrated active module for radar and communication systems
1186704550Antenna switching circuit and communication system using the same
1196697605High-frequency circuit apparatus and communication apparatus
1206693498SPDT switch and communication unit using the same
1216681100Smart amplifier for time division duplex wireless applications

2003

1226653697High frequency switch circuit and communications terminal using the same
1236646489Device for switching radio frequency signals
1246639489Composite high-frequency switch, high-frequency module, and communication apparatus
1256633748Composite high frequency component and mobile communication device including the same
1266633206High-frequency switch
1276628962PDA antenna device for switching between antennae of a PDA unit based on detected use condition
1286600931Antenna switch assembly, and associated method, for a radio communication station
1296591086Enhanced time division duplexing (TDD) transceiver circuitry
1306560444Antenna switch module
1316518855Integrated circuit for mobile radio and mobile telephone installations
1326510310Dual mode phone architecture utilizing a single transmit-receive switch

2002

1336487395Radio frequency electronic switch
1346469582Voltage tunable active inductorless filter
1356466613Communications transceiver utilizing a single filter
1366459885Radio transceiver switching circuit
1376448868High-frequency switch
1386445262Composite high frequency component and mobile communication apparatus incorporating the same
1396442376Composite high frequency component and mobile communication apparatus including the same
1406404824Apparatus and method to reduce power amplifier noise generation in a multiplexed communication system
1416400963Harmonic suppression in dual band mobile phones
1426396365Multiplexer for cellular telephone
1436385438Antenna arrangement
1446366764Wireless transmitter/receiver utilizing DSSS technology
1456366564Diplexer duplexer and two-channel mobile communications equipment
1466362692Monolithic frequency selective component and method of operating same
1476362691Voltage tunable active inductorless filter
1486356536Protective and decoupling shunt switch at LNA input for TDMA/TDD transceivers
1496351628Antenna switching circuit
1506341216Transmitter-receiver circuit for radio communication and semiconductor integrated circuit device

2001

1516332071Integrated antenna switch having amplifier
1526327465Voltage tunable active inductorless filter
1536308047Radio-frequency integrated circuit for a radio-frequency wireless transmitter-receiver with reduced influence by radio-frequency power leakage
1546301467Bias voltage controlled parallel active components
1556272327High power wireless telephone with over-voltage protection
1566249670Signal combining device and method for radio communication
1576233227Transmitting and receiving apparatus
1586195535High power wireless telephone with over-voltage protection disabling circuit
1596172316Antenna switching device

2000

1606122488Method and apparatus for increasing an output impedance of a transmit amplifier during receive mode of a two-way communication unit
1616115585Antenna switching circuits for radio telephones
1626112061Radio communication device
1636104119Piezoelectric switch
1646087998Duplex antenna circuit assembly selectively operational in a transmit or a receive mode
1656070059High-frequency switch
1666067448System and method for isolating radio frequency signals
1676066993Duplexer circuit apparatus provided with amplifier and impedance matching inductor
1686066974High power transistor switch with low transmission loss
1696060960Duplexer comprising a SAW filter disposed on a multi-layer substrate
1706021318Transceiver switchover arrangement

1999

1715991607Telecommunication device with switching arrangement constructed as a ring circuit
1725990580Single pole double throw switch
1735987308Portable terminal having a shared antenna with reduced standing wave ratio
1745969681Extended bandwidth dual-band patch antenna systems and associated methods of broadband operation
1755969561Integrated circuit having a variable RF resistor
1765969560Switching circuit at high frequency with low insertion loss
1775963587Wideband transceiver
1785926466Time division multiple access FDD wireless unit and time division multiple access FDD/TDD dual mode wireless unit
1795926075Antenna switch
1805923647Circulator usage in time division duplex radios
1815914544High-frequency switching circuit
1825913153Mobile station without a transmission/reception duplexer
1835911116Transmitting-receiving switch-over device complete with semiconductors
1845909641Transmit/receive switch
1855903821Portable telephone with microstrip antennas
1865896563Transmitting and receiving switch comprising a circulator and an automatic changeover switch which includes an impedance circuit
1875878331Integrated circuit
1885872369Solid-state antenna switch and field-effect transistor

1998

1895825227Switching circuit at high frequency with low insertion loss
1905815803Wideband high isolation circulatior network
1915812939Switch semiconductor integrated circuit and communication terminal device
1925809405Transmitter/receiver appartus with reduced insertion loss comprising a single switching means and a plurality of antenna duplexers each duplexer having a different frequency band
1935789995Low loss electronic radio frequency switch
1945787339Radiocommunication system operating in a time shared control
1955784687Transmitting-receiving circuit for radiocommunication apparatus, semiconductor integrated circuit device including the circuit, and radiocommunication apparatus including the same
1965778306Low loss high frequency transmitting/receiving switching module
1975768692Transmission and reception matching method for a cordless communication apparatus and apparatus thereof
1985768691Antenna switching circuits for radio telephones
1995768690Radio communication device with improved antenna duplexing apparatus
2005729572Transmitting and receiving signal switching circuit for wireless communication terminal
2015717356Low insertion loss switch
2025715525Radio frequency circuit for portable radion communication device

1997

2035697069Transmit-receiver switch
2045689818Mobile terminal device for telecommunications, including a switch circuit
2055678199Transceiver with controlled transmit/receive impedance switching device
2065669068Complimentary switched amplifier transceiver system
2075594394Antenna diversity switching device with switching circuits between the receiver terminal and each antenna

1996

2085590412Communication apparatus using common amplifier for transmission and reception
2095584053Commonly coupled high frequency transmitting/receiving switching module
2105513382Multi-ceramic layer switch circuit
2115507011High-frequency switch including strip line and two switching diodes
2125499000High-frequency switch

1995

2135477204Radio frequency transformer
2145475875Antenna switching circuit employing FETs for reduced power consumption
2155410739Variable data message communication over voice communication channel
2165387886Duplex filter operating as a change-over switch
2175379279Communication device with time assigned duplex operation

1994

2185375257Microwave switch
2195355524Integrated radio receiver/transmitter structure
2205307514Frequency independent strong signal suppressor

1993

2215270719Transmission/reception module for an electronically phase-controlled antenna
2225267323Voice-operated remote control system
2235267234Radio transceiver with duplex and notch filter
2245257411Radio frequency switching device
2255222253Transient suppression circuit for a time domain duplex transceiver
2265220679Transmission-reception diplexer having a diode RF switch
2275193218Signal transmission reception switching apparatus

1992

2285175872Combined trunked/cellular communication unit
2295170493Combined low frequency receive and high frequency transceive antenna system and method

1991

2305054114Broadband RF transmit/receive switch

1990

2314979232Self-biasing solid-state T/R switch

1987

2324701724Injection switch and directional coupler
2334677688Radio transceiver including an antenna switching circuit
2344641365Overpower protection for a radio frequency transceiver
2354637073Transmit/receive switch
2364637065Broadband solid state antenna switch

1985

2374525863Solid state transmit/receive switch
2384509165Miniaturized antenna duplexer using SAW filter

1983

2394380822Transmit-receive switching circuit for radio frequency circulators

1979

2404170756Versatile transceiver coupling network

1978

2414069454Transmitter-receiver employing automatic channel hunting and selection

1977

2424055807Antenna switch
© 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017