ATE542302T1 - System und verfahren zur adaptiven antennenimpedanzanpassung - Google Patents

System und verfahren zur adaptiven antennenimpedanzanpassung

Info

Publication number
ATE542302T1
ATE542302T1 AT09730057T AT09730057T ATE542302T1 AT E542302 T1 ATE542302 T1 AT E542302T1 AT 09730057 T AT09730057 T AT 09730057T AT 09730057 T AT09730057 T AT 09730057T AT E542302 T1 ATE542302 T1 AT E542302T1
Authority
AT
Austria
Prior art keywords
antenna
matching network
reflected
signal
transmit
Prior art date
Application number
AT09730057T
Other languages
English (en)
Inventor
Paul Dent
Sven Mattisson
Original Assignee
Ericsson Telefon Ab L M
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of ATE542302T1 publication Critical patent/ATE542302T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B1/0458—Arrangements for matching and coupling between power amplifier and antenna or between amplifying stages

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transceivers (AREA)
  • Transmitters (AREA)
AT09730057T 2008-04-08 2009-04-02 System und verfahren zur adaptiven antennenimpedanzanpassung ATE542302T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/099,550 US8351874B2 (en) 2008-04-08 2008-04-08 System and method for adaptive antenna impedance matching
PCT/EP2009/053930 WO2009124874A1 (en) 2008-04-08 2009-04-02 System and method for adaptive antenna impedance matching

Publications (1)

Publication Number Publication Date
ATE542302T1 true ATE542302T1 (de) 2012-02-15

Family

ID=40774044

Family Applications (1)

Application Number Title Priority Date Filing Date
AT09730057T ATE542302T1 (de) 2008-04-08 2009-04-02 System und verfahren zur adaptiven antennenimpedanzanpassung

Country Status (7)

Country Link
US (1) US8351874B2 (de)
EP (1) EP2272170B1 (de)
JP (1) JP2011521508A (de)
AT (1) ATE542302T1 (de)
AU (1) AU2009235501A1 (de)
RU (1) RU2010145173A (de)
WO (1) WO2009124874A1 (de)

Families Citing this family (171)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8744384B2 (en) 2000-07-20 2014-06-03 Blackberry Limited Tunable microwave devices with auto-adjusting matching circuit
US9406444B2 (en) 2005-11-14 2016-08-02 Blackberry Limited Thin film capacitors
US7711337B2 (en) 2006-01-14 2010-05-04 Paratek Microwave, Inc. Adaptive impedance matching module (AIMM) control architectures
US8264387B2 (en) * 2006-03-31 2012-09-11 Silicon Laboratories Inc. Transceiver having multiple signal processing modes of operation
US8299867B2 (en) 2006-11-08 2012-10-30 Research In Motion Rf, Inc. Adaptive impedance matching module
US7535312B2 (en) 2006-11-08 2009-05-19 Paratek Microwave, Inc. Adaptive impedance matching apparatus, system and method with improved dynamic range
US7714676B2 (en) 2006-11-08 2010-05-11 Paratek Microwave, Inc. Adaptive impedance matching apparatus, system and method
US7917104B2 (en) 2007-04-23 2011-03-29 Paratek Microwave, Inc. Techniques for improved adaptive impedance matching
US8213886B2 (en) 2007-05-07 2012-07-03 Paratek Microwave, Inc. Hybrid techniques for antenna retuning utilizing transmit and receive power information
US7991363B2 (en) 2007-11-14 2011-08-02 Paratek Microwave, Inc. Tuning matching circuits for transmitter and receiver bands as a function of transmitter metrics
US8072285B2 (en) 2008-09-24 2011-12-06 Paratek Microwave, Inc. Methods for tuning an adaptive impedance matching network with a look-up table
US8270921B2 (en) * 2009-04-27 2012-09-18 Csr Technology Inc. Systems and methods for tuning an antenna for a frequency modulation transceiver
US8472888B2 (en) 2009-08-25 2013-06-25 Research In Motion Rf, Inc. Method and apparatus for calibrating a communication device
US9026062B2 (en) 2009-10-10 2015-05-05 Blackberry Limited Method and apparatus for managing operations of a communication device
US8868013B2 (en) * 2009-10-20 2014-10-21 Electronics And Telecommunications Research Institute Apparatus and method for transmitting/receiving signal
ES2384249B1 (es) * 2009-11-12 2013-06-11 Telefónica, S.A. Metodo de prediccion de caudal en accesos sobre linea digital asimetrica
US8330651B2 (en) * 2009-11-23 2012-12-11 Honeywell International Inc. Single-antenna FM/CW marine radar
FR2954508B1 (fr) * 2009-12-18 2012-03-09 St Microelectronics Tours Sas Evaluation d'une impedance de charge en sortie d'un coupleur directif
WO2011096427A1 (ja) * 2010-02-02 2011-08-11 京セラ株式会社 無線通信装置
CN101958756B (zh) * 2010-02-11 2013-04-24 华为技术有限公司 驻波检测方法、驻波检测装置及基站
JP5331036B2 (ja) * 2010-03-10 2013-10-30 Ｋｄｄｉ株式会社 無線通信端末およびアンテナインピーダンスの制御方法
US8803631B2 (en) 2010-03-22 2014-08-12 Blackberry Limited Method and apparatus for adapting a variable impedance network
CN102948083B (zh) 2010-04-20 2015-05-27 黑莓有限公司 通信设备中管理干扰的方法和装置
US8655299B2 (en) * 2010-06-03 2014-02-18 Broadcom Corporation Saw-less receiver with RF frequency translated BPF
US8792836B2 (en) 2010-06-03 2014-07-29 Broadcom Corporation Front end module with compensating duplexer
US8666351B2 (en) 2010-06-03 2014-03-04 Broadcom Corporation Multiple band saw-less receiver including a frequency translated BPF
US8923168B2 (en) 2010-06-03 2014-12-30 Broadcom Corporation Front end module with an antenna tuning unit
US8571489B2 (en) * 2010-06-03 2013-10-29 Broadcom Corporation Front end module with tone injection
US8565710B2 (en) 2010-06-03 2013-10-22 Broadcom Corporation Wireless transmitter having frequency translated bandpass filter
US9154166B2 (en) 2010-06-03 2015-10-06 Broadcom Corporation Front-end module network
US8761710B2 (en) 2010-06-03 2014-06-24 Broadcom Corporation Portable computing device with a saw-less transceiver
US8724747B2 (en) 2010-06-03 2014-05-13 Broadcom Corporation Saw-less receiver including transimpedance amplifiers
US8526367B2 (en) 2010-06-03 2013-09-03 Broadcom Corporation Front-end module network for femtocell applications
US8565711B2 (en) 2010-06-03 2013-10-22 Broadcom Corporation SAW-less receiver including an IF frequency translated BPF
US8725085B2 (en) 2010-06-03 2014-05-13 Broadcom Corporation RF front-end module
US9425850B2 (en) 2010-10-27 2016-08-23 Sai C. Kwok Simultaneous voice and data communication
US9379454B2 (en) 2010-11-08 2016-06-28 Blackberry Limited Method and apparatus for tuning antennas in a communication device
US20120202421A1 (en) * 2011-02-04 2012-08-09 Research In Motion Limited Mobile wireless communications device to detect movement of an adjacent non-radiating object and associated methods
US8712340B2 (en) 2011-02-18 2014-04-29 Blackberry Limited Method and apparatus for radio antenna frequency tuning
JP5635925B2 (ja) * 2011-02-24 2014-12-03 京セラ株式会社 通信モジュールおよび車載機器
US8655286B2 (en) 2011-02-25 2014-02-18 Blackberry Limited Method and apparatus for tuning a communication device
US8938026B2 (en) * 2011-03-22 2015-01-20 Intel IP Corporation System and method for tuning an antenna in a wireless communication device
US8605822B2 (en) * 2011-03-04 2013-12-10 Electronics & Telecommunications Research Institute Apparatus and method for transmitting and receiving data
US8779868B2 (en) 2011-03-10 2014-07-15 Harris Corporation Mobile wireless communications device with adjustable impedance matching network and associated methods
US20120243447A1 (en) * 2011-03-21 2012-09-27 Qual Comm Incorporated Dual antenna distributed front-end radio
US8452246B2 (en) 2011-04-07 2013-05-28 Intel Mobile Communications GmbH Antenna tuner in combination with modified feedback receiver for improved antenna matching
US8594584B2 (en) 2011-05-16 2013-11-26 Blackberry Limited Method and apparatus for tuning a communication device
US8843081B2 (en) 2011-05-16 2014-09-23 Qualcomm Incorporated Receiver with transmit signal cancellation
US8626083B2 (en) 2011-05-16 2014-01-07 Blackberry Limited Method and apparatus for tuning a communication device
US8433261B2 (en) * 2011-06-28 2013-04-30 Harris Corporation RF communications device with inverse function for coupler therein and related methods
GB2492775B (en) * 2011-07-11 2013-08-28 Cambridge Silicon Radio Ltd Near field communications apparatus
WO2013022826A1 (en) 2011-08-05 2013-02-14 Research In Motion Rf, Inc. Method and apparatus for band tuning in a communication device
CN103748795B (zh) * 2011-08-24 2015-08-05 株式会社村田制作所 高频前端模块
US8843085B2 (en) * 2011-09-09 2014-09-23 Ethertronics, Inc. Pre-optimization of transmit circuits
JP2013085084A (ja) * 2011-10-07 2013-05-09 Maspro Denkoh Corp 無線通信装置
US8600319B2 (en) 2011-10-14 2013-12-03 Intel Mobile Communications GmbH Feedback receiver for antenna tuner calculations
US9083441B2 (en) 2011-10-26 2015-07-14 Qualcomm Incorporated Impedance balancing for transmitter to receiver rejection
US9350394B2 (en) 2011-12-16 2016-05-24 Intel Corporation Wireless communication device using time-variant antenna module
GB2498212B (en) 2012-01-09 2013-12-04 Renesas Mobile Corp Method and apparatus for time division duplex communication
WO2013105020A1 (en) * 2012-01-09 2013-07-18 Renesas Mobile Corporation Method and apparatus for time division duplex communication
US9203138B2 (en) 2012-01-17 2015-12-01 Intel IP Corporation System and method for tuning an antenna in a wireless communication device
US9106190B2 (en) * 2012-01-20 2015-08-11 Blackberry Limited Mobile wireless communications device with impedance matching and related methods
US8836602B2 (en) * 2012-01-20 2014-09-16 Samsung Electronics Co., Ltd. Tunable broadband antenna matching circuits and devices using same
EP2618492B1 (de) * 2012-01-20 2014-03-12 BlackBerry Limited Mobile drahtlose Kommunikationsvorrichtung mit Impedanzanpassung und zugehörige Verfahren
US8885517B2 (en) 2012-02-16 2014-11-11 Giri Prassad Deivasigamani Operational state mismatch identification for a mobile device
US9002278B2 (en) * 2012-02-29 2015-04-07 Htc Corporation Simple automatic antenna tuning system and method
US8971219B2 (en) 2012-03-30 2015-03-03 Qualcomm Incorporated Hybrid transformer based integrated duplexer for multi-band/multi-mode radio frequency (RF) front end
US20130259099A1 (en) * 2012-03-30 2013-10-03 Qualcomm Incorporated Tunable notch filter using feedback through an existing feedback receiver
WO2013173252A1 (en) 2012-05-13 2013-11-21 Invention Mine Llc Full duplex wireless transmission with channel phase-based encryption
US9997830B2 (en) 2012-05-13 2018-06-12 Amir Keyvan Khandani Antenna system and method for full duplex wireless transmission with channel phase-based encryption
US8948889B2 (en) 2012-06-01 2015-02-03 Blackberry Limited Methods and apparatus for tuning circuit components of a communication device
EP2672631B1 (de) * 2012-06-07 2014-12-24 Telefonaktiebolaget L M Ericsson (publ) Sender-Empfänger ohne Duplexer und Kommunikationsvorrichtung
US9392558B2 (en) * 2012-06-08 2016-07-12 Qualcomm Incorporated Control of transmit power and adjustment of antenna tuning network of a wireless device
US9312888B2 (en) 2012-06-29 2016-04-12 Qualcomm Incorporated Antenna interface circuits for carrier aggregation on multiple antennas
US9853363B2 (en) 2012-07-06 2017-12-26 Blackberry Limited Methods and apparatus to control mutual coupling between antennas
US9246223B2 (en) 2012-07-17 2016-01-26 Blackberry Limited Antenna tuning for multiband operation
US9350405B2 (en) 2012-07-19 2016-05-24 Blackberry Limited Method and apparatus for antenna tuning and power consumption management in a communication device
US9413066B2 (en) 2012-07-19 2016-08-09 Blackberry Limited Method and apparatus for beam forming and antenna tuning in a communication device
US9362891B2 (en) 2012-07-26 2016-06-07 Blackberry Limited Methods and apparatus for tuning a communication device
US20140065982A1 (en) * 2012-09-05 2014-03-06 Seong-Youp Suh Plug-and-play time-variant antenna module for wireless communication devices
JP2014064148A (ja) * 2012-09-20 2014-04-10 Sharp Corp 無線回路および無線回路の制御方法
US9385820B2 (en) 2012-10-12 2016-07-05 Nokia Solutions And Networks Oy VSWR estimation using correlation to suppress external interference
US9871540B2 (en) 2012-10-16 2018-01-16 Qualcomm Incorporated Integrated real power detector
EP2722996B1 (de) 2012-10-22 2014-12-17 BlackBerry Limited Verfahren und Vorrichtung für die Funkfrequenzeinstellung unter Verwendung eines festgelegten Verwendungsfalles
EP2728759B1 (de) * 2012-10-30 2016-08-24 Panasonic Corporation Antennenanpassungsschaltung für drahtlose Kommunikationsvorrichtung
EP2733855B1 (de) 2012-11-15 2016-07-27 Telefonaktiebolaget LM Ericsson (publ) Sender-empfänger-vorderseite
US9374113B2 (en) * 2012-12-21 2016-06-21 Blackberry Limited Method and apparatus for adjusting the timing of radio antenna tuning
US10404295B2 (en) * 2012-12-21 2019-09-03 Blackberry Limited Method and apparatus for adjusting the timing of radio antenna tuning
US8948707B2 (en) 2013-01-07 2015-02-03 Google Technology Holdings LLC Duplex filter arrangements for use with tunable narrow band antennas having forward and backward compatibility
US20160218406A1 (en) * 2013-02-04 2016-07-28 John R. Sanford Coaxial rf dual-polarized waveguide filter and method
US9325355B2 (en) * 2013-02-14 2016-04-26 Blackberry Limited Methods and apparatus for performing impedance matching
US9276312B2 (en) 2013-03-13 2016-03-01 Intel Deutschland Gmbh Antenna tuner control system using state tables
BR112015022333B1 (pt) * 2013-03-14 2022-08-23 Telefonaktiebolaget L M Ericsson (Publ) Transceptor, e, dispositivo de comunicação
WO2014173459A1 (en) 2013-04-26 2014-10-30 Telefonaktiebolaget L M Ericsson (Publ) Transceiver arrangement, communication device, method and computer program
MY185907A (en) 2013-04-30 2021-06-14 Ericsson Telefon Ab L M Transceiver arrangement, communication device, method and computer program
US10177896B2 (en) 2013-05-13 2019-01-08 Amir Keyvan Khandani Methods for training of full-duplex wireless systems
GB201309953D0 (en) * 2013-06-04 2013-07-17 Renesas Mobile Corp Method and apparatus for controlling parameters of an antenna tuner
PL3055930T3 (pl) 2013-10-11 2020-05-18 Ubiquiti Inc. Optymalizacja bezprzewodowego układu radiowego przez nieustanną analizę widma
WO2015079940A1 (ja) 2013-11-28 2015-06-04 株式会社村田製作所 フロントエンド回路および無線通信装置
US9236996B2 (en) 2013-11-30 2016-01-12 Amir Keyvan Khandani Wireless full-duplex system and method using sideband test signals
US9413516B2 (en) 2013-11-30 2016-08-09 Amir Keyvan Khandani Wireless full-duplex system and method with self-interference sampling
US9390048B2 (en) 2013-12-04 2016-07-12 Lenovo Enterprise Solutions (Singapore) Pte. Ltd. Controlling characteristic impedance of a trace in a printed circuit board to compensate for external component loading
WO2015093462A1 (ja) * 2013-12-20 2015-06-25 株式会社村田製作所 高周波回路及び該高周波回路を用いた送受信回路
EP3097645B1 (de) 2014-01-21 2017-08-23 Telefonaktiebolaget LM Ericsson (publ) Sender-empfänger-anordnung und kommunikationsvorrichtung
KR102166351B1 (ko) * 2014-01-29 2020-10-15 삼성전자주식회사 통신 제공 장치 및 방법
US9820311B2 (en) 2014-01-30 2017-11-14 Amir Keyvan Khandani Adapter and associated method for full-duplex wireless communication
EP2903170B1 (de) 2014-02-04 2020-01-08 U-blox AG Duplexvorrichtung, drahtlose Geräte und dazugehörende Verfahren
US10615949B2 (en) 2014-02-14 2020-04-07 University Of Southern California Hybrid-based cancellation in presence of antenna mismatch
JP6152487B2 (ja) * 2014-09-29 2017-06-21 株式会社日立国際電気 無線通信装置および電源装置
WO2016066278A1 (en) 2014-10-29 2016-05-06 Telefonaktiebolaget L M Ericsson (Publ) Transceiver arrangement and communication device
US10430621B2 (en) 2014-12-16 2019-10-01 Magnet Consulting, Inc. Using antenna reflection coefficients to detect events in a gaming environment
US9438319B2 (en) 2014-12-16 2016-09-06 Blackberry Limited Method and apparatus for antenna selection
US9984528B2 (en) * 2014-12-16 2018-05-29 Magnet Consulting, Inc. Using antenna reflection coefficients to detect events in a gaming environment
EP3875971B1 (de) * 2015-06-12 2024-02-14 Bird Technologies Group Inc. Kanalselektiver hf-leistungssensor
US9794007B2 (en) * 2015-07-01 2017-10-17 Arm Limited Single RF oscillator technique for built-in tune, test, and calibration of a transceiver
CN111314538A (zh) * 2015-07-14 2020-06-19 苹果公司 手机及仪表控制方法以及使用该方法的系统
US9979080B2 (en) 2015-07-29 2018-05-22 Qualcomm Incorporated Calibration and adaptive control of antenna tuners
WO2017022370A1 (ja) * 2015-07-31 2017-02-09 株式会社村田製作所 アンテナ整合回路、アンテナ回路、フロントエンド回路および通信装置
US9800278B2 (en) * 2015-09-04 2017-10-24 North Carolina State University Tunable filters, cancellers, and duplexers based on passive mixers
US9866201B2 (en) 2015-09-08 2018-01-09 Abtum Inc. All-acoustic duplexers using directional couplers
US9912326B2 (en) 2015-09-08 2018-03-06 Abtum Inc. Method for tuning feed-forward canceller
US10581650B2 (en) 2015-09-08 2020-03-03 Qorvo Us, Inc. Enhancing isolation in radio frequency multiplexers
US9762416B2 (en) 2015-09-08 2017-09-12 Abtum Inc. Reflection coefficient reader
US9755668B2 (en) * 2015-09-30 2017-09-05 Abtum Inc. Radio frequency complex reflection coefficient reader
US10038458B2 (en) 2015-10-06 2018-07-31 Abtum Inc. Reflection-based radio-frequency multiplexers
WO2017065997A1 (en) 2015-10-12 2017-04-20 Abtum Inc. Hybrid-coupler-based radio frequency multiplexers
CN106539568A (zh) * 2015-12-10 2017-03-29 悦享趋势科技（北京）有限责任公司 可佩戴式生理监测设备及其天线系统
EP4002724B1 (de) 2015-12-13 2025-08-13 Gxc, Llc Interferenzunterdrückungsverfahren und -vorrichtung
US11054499B2 (en) * 2016-01-22 2021-07-06 Texas Instruments Incorporated Digital compensation for mismatches in a radar system
JP2017168927A (ja) * 2016-03-14 2017-09-21 富士通株式会社 無線装置
US10145937B2 (en) * 2016-04-01 2018-12-04 Texas Instruments Incorporated Dynamic IQ mismatch correction in FMCW radar
US10778295B2 (en) 2016-05-02 2020-09-15 Amir Keyvan Khandani Instantaneous beamforming exploiting user physical signatures
US10257746B2 (en) * 2016-07-16 2019-04-09 GenXComm, Inc. Interference cancellation methods and apparatus
JP7006892B2 (ja) * 2016-09-16 2022-01-24 株式会社エディックシステムズ 送信回路、送信機器、歪み補正方法
KR102419926B1 (ko) 2016-09-21 2022-07-11 코르보 유에스, 인크. 하이브리드 기반 무선 주파수 듀플렉서 및 멀티플렉서의 향상된 아이솔레이션
WO2018093929A1 (en) 2016-11-15 2018-05-24 Wilson Electronics, Llc Desktop signal booster
EP3337043B1 (de) * 2016-12-16 2019-10-16 Intel IP Corporation Steuerungsschaltung und -vorrichtung, funkfrequenzschaltung und -vorrichtung, sendeempfänger, mobiles endgerät, verfahren und computerprogramme zur bestimmung der kalibrierungswerte für eine funkfrequenzschaltung
US10700766B2 (en) 2017-04-19 2020-06-30 Amir Keyvan Khandani Noise cancelling amplify-and-forward (in-band) relay with self-interference cancellation
US10128894B1 (en) 2017-05-09 2018-11-13 Analog Devices Global Active antenna calibration
KR102324384B1 (ko) 2017-05-30 2021-11-10 삼성전자 주식회사 임피던스 튜닝을 이용한 안테나의 방사 성능을 개선하기 위한 장치 및 방법
US11057204B2 (en) 2017-10-04 2021-07-06 Amir Keyvan Khandani Methods for encrypted data communications
US10469029B2 (en) 2017-10-23 2019-11-05 Analog Devices, Inc. Inductor current distribution
US10461696B2 (en) 2017-10-23 2019-10-29 Analog Devices, Inc. Switched capacitor banks
US11012144B2 (en) 2018-01-16 2021-05-18 Amir Keyvan Khandani System and methods for in-band relaying
WO2019190563A1 (en) * 2018-03-30 2019-10-03 Intel IP Corporation Self-evaluating high frequency, bandwidth, and dynamic range cellular polar transmit signal fidelity
KR102516410B1 (ko) * 2018-09-04 2023-04-03 삼성전자주식회사 안테나 튜닝(tuning)을 수행하는 전자 장치 및 그 방법
US10816581B2 (en) * 2018-09-17 2020-10-27 Infineon Technologies Ag RF impedance measurement and tuning system
US10979089B2 (en) * 2018-11-27 2021-04-13 Samsung Electronics Co., Ltd. Method and device for measuring antenna reflection coefficient
KR102618559B1 (ko) * 2018-11-27 2023-12-28 삼성전자주식회사 안테나 반사 계수를 측정하기 위한 방법 및 장치
US11150409B2 (en) 2018-12-27 2021-10-19 GenXComm, Inc. Saw assisted facet etch dicing
EP3893402B1 (de) * 2018-12-28 2026-03-04 Huawei Technologies Co., Ltd. Sende-/empfangstrennschaltung, sende-empfänger und funkkommunikationsgerät
RU204180U1 (ru) * 2018-12-28 2021-05-13 Открытое акционерное общество "Научно-производственное объединение "Ангстрем" Согласующее антенное устройство
US10727945B1 (en) 2019-07-15 2020-07-28 GenXComm, Inc. Efficiently combining multiple taps of an optical filter
EP3772183B1 (de) * 2019-08-01 2022-02-23 Stichting IMEC Nederland Verfahren zur anpassung der impedanz eines abstimmbaren anpassungsnetzwerks
US11215755B2 (en) 2019-09-19 2022-01-04 GenXComm, Inc. Low loss, polarization-independent, large bandwidth mode converter for edge coupling
CN110677168A (zh) * 2019-10-18 2020-01-10 深圳市泰衡诺科技有限公司 5g终端信号收发装置、方法以及终端
US11539394B2 (en) 2019-10-29 2022-12-27 GenXComm, Inc. Self-interference mitigation in in-band full-duplex communication systems
CN111049537B (zh) * 2019-12-26 2022-04-29 北京中科晶上科技股份有限公司 一种卫星通信终端天线阻抗匹配方法及装置
CN111355501B (zh) * 2020-03-11 2021-12-10 成都振芯科技股份有限公司 一种tdd系统宽带发射器正交误差校正系统及方法
US12696492B2 (en) 2020-04-24 2026-07-28 ORCA Computing Limited Solid-state device with optical waveguide as floating gate electrode
US11796737B2 (en) 2020-08-10 2023-10-24 GenXComm, Inc. Co-manufacturing of silicon-on-insulator waveguides and silicon nitride waveguides for hybrid photonic integrated circuits
US12001065B1 (en) 2020-11-12 2024-06-04 ORCA Computing Limited Photonics package with tunable liquid crystal lens
WO2022178182A1 (en) 2021-02-18 2022-08-25 GenXComm, Inc. Maximizing efficiency of communication systems with self-interference cancellation subsystems
US12317113B2 (en) 2021-04-29 2025-05-27 Gxc, Llc Self-interference cancellation subsystems for mesh network nodes
KR102587105B1 (ko) * 2021-07-21 2023-10-10 국방과학연구소 무선 통신 시스템에서 전력과 정보를 수신하기 위한 장치 및 방법
IL310122A (en) * 2021-07-21 2024-03-01 Ii Donald P Labriola Compact frequency adjustable portable antenna
US20230089794A1 (en) * 2021-09-23 2023-03-23 Apple Inc. Electronic Devices with Time Division Radio-Frequency Communication and Sensing
WO2023075850A1 (en) 2021-10-25 2023-05-04 GenXComm, Inc. Hybrid photonic integrated circuits for ultra-low phase noise signal generators
CN114091640B (zh) * 2021-11-09 2024-02-09 上海坤锐电子科技有限公司 电子标签和电子标签系统
US12531592B2 (en) 2022-06-01 2026-01-20 Apple Inc. Electronic device with couplers for power wave detection in multiple reference planes
WO2025048168A1 (ko) * 2023-08-28 2025-03-06 삼성전자주식회사 안테나의 반사 계수를 획득하는 전자 장치 및 그 동작 방법

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5241702A (en) * 1990-09-06 1993-08-31 Telefonaktiebolaget L M Ericsson D.c. offset compensation in a radio receiver
US5423082A (en) * 1993-06-24 1995-06-06 Motorola, Inc. Method for a transmitter to compensate for varying loading without an isolator
US5614904A (en) * 1995-03-09 1997-03-25 Ericsson Inc. Balance companded delta conversion for homodyne receiver
US5568520A (en) * 1995-03-09 1996-10-22 Ericsson Inc. Slope drift and offset compensation in zero-IF receivers
US5749051A (en) * 1996-07-18 1998-05-05 Ericsson Inc. Compensation for second order intermodulation in a homodyne receiver
US5834987A (en) * 1997-07-30 1998-11-10 Ercisson Inc. Frequency synthesizer systems and methods for three-point modulation with a DC response
US6961368B2 (en) * 2001-01-26 2005-11-01 Ericsson Inc. Adaptive antenna optimization network
US6845126B2 (en) * 2001-01-26 2005-01-18 Telefonaktiebolaget L.M. Ericsson (Publ) System and method for adaptive antenna impedance matching
US7058368B2 (en) * 2002-06-27 2006-06-06 Nortel Networks Limited Adaptive feedforward noise cancellation circuit
DE10317599A1 (de) 2003-04-16 2004-08-19 Infineon Technologies Ag Integrierter Transceiverschaltkreis sowie Verfahren zur Anpassung der Eingangs- und der Ausgangsimpedanz des integrierten Transceisverschaltkreises
US8170079B2 (en) * 2003-07-28 2012-05-01 Los Alamos National Security, Llc Code division multiple access signaling for modulated reflector technology
TWI220817B (en) * 2003-08-22 2004-09-01 Benq Corp Antenna matching device and method thereof
US8090044B2 (en) * 2006-12-29 2012-01-03 Broadcom Corporation Multimode transceiver for use with multiple antennas and method for use therewith
US7826808B2 (en) * 2007-09-06 2010-11-02 Northrop Grumman Systems Corporation Method, apparatus and system for an omni digital package for reducing interference

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AU2009235501A1 (en) 2009-10-15
EP2272170B1 (de) 2012-01-18
WO2009124874A1 (en) 2009-10-15
JP2011521508A (ja) 2011-07-21
US20090253385A1 (en) 2009-10-08
RU2010145173A (ru) 2012-05-20
EP2272170A1 (de) 2011-01-12

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