СПИСОК патентов США - подгруппа МПК16 H04B1/46


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2017

19571145High frequency circuit module
29560459Modular voice amplification system for protective mask
39537531Communication device and its control method

2016

49503081Radio frequency antenna switch
59484979Switching between transmit and receive modes in a wireless transceiver
69467555Mobile terminal apparatus
79459469System for contact lens wireless communication
89450639Complementary metal oxide semiconductor differential antenna transmit-receive switches with power combining circuitry for orthogonal frequency-division multiplexing systems
99450638TX antenna selection for LTE in multiple radio devices
109380640Communication apparatus equipped with switchable antenna
119337880Method and apparatus for overriding a PTT switch to activate a microphone
129313621Method for automatically switching to a channel for transmission on a multi-watch portable radio
139300286Antenna transmit receive switch
149246351Antenna sharing for wirelessly powered devices
159231646Single signal transmit/receive module amplifier switching control
169231645Mobile terminal apparatus

2015

179136838RF switch implementation in CMOS process
189130653Filter block and a signal transceiver comprising such a filter block
199100109Apparatus for wirelessly transmitting information, communication terminal for wirelessly transmitting information and impedance matching method
209083293Signal transceiver
219070374Communication apparatus and condition notification method for notifying a used condition of communication apparatus by using a light-emitting device attached to communication apparatus
229065506High-frequency switch module
239054901Simplified blind signal detector
249002296Communication terminal having TDD switch with isolating function and driving method thereof
258989678Transceiver and method thereof
268977312Method and device for controlling transmission power in uplink transmission
278970445Radio device
288942644Systems and methods for protecting microelectromechanical systems switches from radio-frequency signals using switching circuitry

2014

298909170Very high frequency dielectric substrate wave guide
308855581Integrated circuit package with transformer
318831537Transitory touchscreen antenna structure
328824977Using a same antenna for simultaneous transmission and/or reception by multiple transceivers
338798556Coupler and electronic apparatus
348792935Mobile communication terminal having antenna commonly used by first and second circuits, with impedance matched to first or second frequency band
358792836Front end module with compensating duplexer
368731487Device and equipment for four-frequency transceiving of global system for mobile communication
378699965Low loss quarter wave radio frequency relay switch apparatus and method
388682261Antenna sharing for wirelessly powered devices
398676133Reference signal design for LTE A
408660500Method and system for a voltage-controlled oscillator with a leaky wave antenna

2013

418611831Transmission device
428606195Radio
438594585Wireless communication system and method for sharing sensing antenna, sensing receiver, data transceiver antenna, and data transceiver
448583057Techniques to control a shared antenna architecture for multiple co-located radio modules
458504111Active electrical tilt antenna apparatus with distributed amplifier
468380139Radio frequency interface switching device
478364092Balanced active and passive duplexers

2012

488340594Thermally optimized microwave channel multiplexing device and signals repetition device comprising at least one such multiplexing device
498285217Circulator-enabled signal suppressor (CENSOR) for reducing co-site transmission interference
508280316Wireless transmitting/receiving device
518270912Method and system for a transformer in an integrated circuit package
528238976Base station arrangement for a cellular communication system
538224260Radio frequency signal transmission/reception apparatus and radio frequency signal transmission/reception method
548208867Shared multiband antennas and antenna diversity circuitry for electronic devices
558208866RF transceiver front-end with RX/TX isolation
568200168Programmable antenna assembly and applications thereof
578185062Configurable antenna assembly
588170497IC having an RF bus structure
598160511Low-voltage control high-frequency switch and composite high-frequency component
608140113High frequency signal combining
618103221High-isolation transmit/receive switch on CMOS for millimeter-wave applications

2011

628073500Detecting the presence of multiple communication access technologies
638068791Apparatus for protecting receiver in TDD wireless communication system
648060029Antenna with resonator grid and methods for use therewith
658055210Transceiver for radio-frequency communication
668027648Radio frequency power monitor
678027646Communication system and method for filtering and attenuating a signal between an antenna system and a base station
688018344Wireless communication apparatus and method thereof
698014732Programmable antenna assembly and applications thereof
708010160System for combining output signals of two base stations
717983626Antenna impedance matching device and method for a portable radio telephone
727962174Transceiver architecture and method for wireless base-stations
737957703Wireless circuit device
747949310RF filtering at very high frequencies for substrate communications
757933562RF transceiver with adjustable antenna assembly
767917096Antenna interface circuits including multiple impedance matching networks that are respectively associated with multiple frequency bands and electronic devices incorporating the same

2010

777848713Common mode signal attenuation for a differential duplexer
787848712CMOS RF switch for high-performance radio systems
797831214Low power linear transmit/receive (T/R) module
807761061Programmable antenna assembly and applications thereof
817760691High-frequency circuit apparatus and communication apparatus using the same
827725082Radio communication apparatus, radio communication method, antenna apparatus and first duplexer
837720509Harmonized adaptive arrays
847715803Methods and apparatus for constant-power loading asymmetric antenna configuration
857684766System and method for managing talk burst authority of a mobile communication terminal
867680464Waveguide--printed wiring board (PWB) interconnection
877680463Method and arrangement for testing a radio device
887650121Time division duplexing transmission/reception apparatus and method using polarized duplexer

2009

897589602Antenna switch module
907570622High-frequency circuit apparatus and communication apparatus using the same
917546092Transceiver
927542730Method and system for filtering wavetable information for wireless devices
937536155Wireless communication device interconnectivity
947512536Efficient filter bank computation for audio coding
957499678Antenna sharing device and wireless communication terminal using the same

2008

967460851Method and apparatus for integrating a surface acoustic wave filter and a transceiver
977457591Transceiver assembly
987433672Apparatus and system for emergency recording and notification and associated method
997420438Front end module
1007418271Smart antenna apparatus
1017373115Apparatus for transmit and receive switching in a time-division duplexing wireless network
1027349674Apparatus and method for separating transmit and receive signals for time division duplexing radio system
1037328041High-frequency switch module
1047324790Wireless transceiver and method of operating the same

2007

1057295814Antenna switch circuit and antenna switch module
1067286228Method and apparatus for measuring circularly polarized rotating electromagnetic wave using magnetic field
1077248839Arrangement for operating various terminal devices
1087233775Transmit and receive antenna switch
1097206551High frequency switch module and multi-layer substrate for high frequency switch module
1107184727Full-duplex antenna system and method
1117181171System and method for providing auxiliary reception in a wireless communications system

2006

1127142811Wireless communication over a transducer device
1137130590Transceiver assembly
1147123884RF switch
1157123883Systems and methods that employ a balanced duplexer
1167107015ISM band to U-NII band frequency transverter and method of frequency transversion
11770926772V SPDT switch for high power RF wireless applications
1187050405Method and system for a data transmission in a communication system
1197038635Antenna, and communication device using the same
1207024165ISM band to U-NII band frequency transverter and method of frequency transversion
1217016655Surface acoustic wave filter packaging
1227010274Antenna switching module having amplification function
1237010272Double-port multi-through RF switch
1246993297Apparatus and methods for tuning antenna impedance using transmitter and receiver parameters

2005

1256876965Reduced complexity voice activity detector

2004

1266816070Method of generating an alert for walkie-talkie when out of communicatable distance
1276720890Aircraft communication system
1286681122System and method for selectively enabling transmit/receive modes of a radio transceiver

2003

1296591118Method for switching a mobile telephone for a transmitted/received voice signal in a speakerphone mode

2002

1306473629Method of displaying alternating transmitting and receiving phases of voice communication in a mobile phone in a speakerphone mode
1316453041Voice activity detection system and method

2001

1326285860Construction equipment lockout system with emergency shutdown
1336223022Mobile radio telephone with impedance matching network having two transformation factors
1346202050Without losing words of voice activate transmitting device for two way radio
1356173170Radio telephone apparatus capable of detecting a drop of power source voltage

2000

1366154639Handsfree unit
1376141426Voice operated switch for use in high noise environments
1386122531Method for selectively including leading fricative sounds in a portable communication device operated in a speakerphone mode
1396088601Sound encoder/decoder circuit and mobile communication device using same

1999

1406009316Receiver with an antenna switch, in which sensitivity and quality of reception is improved
1415870397Method and a system for silence removal in a voice signal transported through a communication network
1425867574Voice activity detection system and method

1998

1435822726Speech presence detector based on sparse time-random signal samples
1445781859RF repeater arrangement with improved frequency reuse for wireless telephones
1455774555Switched capacitor bandpass filter for detecting pilot signal
1465706393Audio signal transmission apparatus that removes input delayed using time time axis compression

1997

1475678207Radio/Microphone battery charging assembly
1485673260Method and system for CDMA mobile communication
1495659886Digital mobile transceiver with phase adjusting strip lines connecting to a common antenna

1996

1505584052Integrated microphone/pushbutton housing for voice activated cellular phone
1515563952Automatic dynamic VOX circuit
1525559832Method and apparatus for maintaining convergence within an ADPCM communication system during discontinuous transmission
1535555447Method and apparatus for mitigating speech loss in a communication system
1545553190Speech signal transmission method providing for control

1995

1555479474Communication system having a remote unit, a fixed unit and a half-duplex communication channel
1565448768Aircraft data communication employing existing voice channels

1994

1575359576Voice activated target launching system with automatic sequencing control
1585327461Voice communication apparatus using a voice operated transmitter
1595301369Circuit with adjustable release time
1605293273Voice actuated recording device having recovery of initial speech data after pause intervals

1993

1615263181Remote transmitter for triggering a voice-operated radio
1625239687Wireless intercom having a transceiver in which a bias current for the condenser microphone and the driving current for the speaker are used to charge a battery during transmission and reception, respectively
1635230090Transmission-reception separating filter with a PIN diode
1645230089Automated voice operated transmitter control
1655226090Voice-operated remote control system
1665212812End-of-transmission keying device
1675193217Low voltage IC for voice operated transceiver

1992

1685095540Hole placement and fill system based on category selection

1991

1695008954Voice-activated radio transceiver

1990

1704932071Aircraft voice communication anti-blocking device
1714905270Vehicular hands-free telephone system

1989

1724860359Method of voice operated transmit control

1988

1734776034Radio communication system operable in cooperation with a VOX system

1987

1744706243Single-channel-per-carrier communication system including a voice-activated transmission power controller
1754644105Mobile telephone controller switch
1764641339Variable bandwidth handsfree telephone using switched capacitor filtering

1985

1774524461Helmet-supported radio transceiver and broadcast receiver system

1984

1784426733Voice-controlled operator-interacting radio transceiver

1983

1794392244Automatic transmission and reception control system

1982

1804366578Transmit/receive mode protection arrangement
1814326293Transmitter-receiver with automatic alternation control
1824323999Automatic transmission or recording or transmission and reception control system

1981

1834305154Transceiver
1844275270Speech detector for use in an adaptive hybrid circuit

1979

1854178548Voice actuated mobile radio
1864166978Two-way voice controlled communication system

1978

1874119800Radio-telephone interconnection system
1884103105Switching signal generator
1894087636Transmit-receive circuit changing switch system
1904082919Interconnect control for automatically connecting a simplex or half-duplex radio network to a standard telephone system

1976

1913962553Portable telephone system having a battery saver feature
1923942116Transceiver having improved voice actuated carrier and echo suppression circuit
© 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017