BRPI0816745A2 - Atenuação de sinal de modo comum para um duplexador diferencial - Google Patents

Atenuação de sinal de modo comum para um duplexador diferencial

Info

Publication number
BRPI0816745A2
BRPI0816745A2 BRPI0816745A BRPI0816745A2 BR PI0816745 A2 BRPI0816745 A2 BR PI0816745A2 BR PI0816745 A BRPI0816745 A BR PI0816745A BR PI0816745 A2 BRPI0816745 A2 BR PI0816745A2
Authority
BR
Brazil
Prior art keywords
node
common mode
coupled
common
signal
Prior art date
Application number
Other languages
English (en)
Inventor
Jose Cabanillas
Prasad S Gudem
Sai Chong Kwok
David Love
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of BRPI0816745A2 publication Critical patent/BRPI0816745A2/pt

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
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/50—Circuits using different frequencies for the two directions of communication
    • H04B1/52—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
    • 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
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/18—Input circuits, e.g. for coupling to an antenna or a transmission line

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transceivers (AREA)
  • Networks Using Active Elements (AREA)
  • Filters And Equalizers (AREA)
  • Amplifiers (AREA)
BRPI0816745 2007-09-10 2008-09-10 Atenuação de sinal de modo comum para um duplexador diferencial BRPI0816745A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US97120707P 2007-09-10 2007-09-10
US11/864,338 US7848713B2 (en) 2007-09-10 2007-09-28 Common mode signal attenuation for a differential duplexer
PCT/US2008/075881 WO2009036080A1 (en) 2007-09-10 2008-09-10 Common mode signal attenuation for a differential duplexer

Publications (1)

Publication Number Publication Date
BRPI0816745A2 true BRPI0816745A2 (pt) 2015-03-17

Family

ID=40432383

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0816745 BRPI0816745A2 (pt) 2007-09-10 2008-09-10 Atenuação de sinal de modo comum para um duplexador diferencial

Country Status (13)

Country Link
US (1) US7848713B2 (pt)
EP (1) EP2186208B1 (pt)
JP (2) JP2010539798A (pt)
KR (1) KR101134812B1 (pt)
CN (1) CN101803215B (pt)
AT (1) ATE497654T1 (pt)
BR (1) BRPI0816745A2 (pt)
CA (1) CA2697906C (pt)
DE (1) DE602008004843D1 (pt)
ES (1) ES2360690T3 (pt)
RU (1) RU2461123C2 (pt)
TW (1) TWI380605B (pt)
WO (1) WO2009036080A1 (pt)

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US8369250B1 (en) * 2009-10-07 2013-02-05 Rf Micro Devices, Inc. Multi-mode split band duplexer architecture
US8886135B2 (en) * 2010-05-24 2014-11-11 Nokia Corporation Apparatus, methods, computer programs and computer readable storage mediums for wireless communications
US8923168B2 (en) 2010-06-03 2014-12-30 Broadcom Corporation Front end module with an antenna tuning unit
US8655299B2 (en) 2010-06-03 2014-02-18 Broadcom Corporation Saw-less receiver with RF frequency translated BPF
US20110299436A1 (en) 2010-06-03 2011-12-08 Broadcom Corporation Front end module with scalable impedance balancing
KR101663010B1 (ko) 2010-11-09 2016-10-06 삼성전자주식회사 Ｒｆ용 매칭 세그먼트 회로 및 이를 이용한 ｒｆ통합 소자
US8843081B2 (en) 2011-05-16 2014-09-23 Qualcomm Incorporated Receiver with transmit signal cancellation
CN103022732A (zh) * 2011-09-23 2013-04-03 富港电子（东莞）有限公司 天线阻抗匹配方法
US9083441B2 (en) * 2011-10-26 2015-07-14 Qualcomm Incorporated Impedance balancing for transmitter to receiver rejection
WO2013109653A1 (en) * 2012-01-16 2013-07-25 Maxim Integrated Products, Inc. Integrated standard-compliant data acquisition device
CN103248214A (zh) * 2012-02-09 2013-08-14 武汉洪山电工科技有限公司 大型功率整流柜脉冲远程传输装置
CN103248393B (zh) * 2012-02-14 2015-06-17 英特尔移动通信有限责任公司 Rf二阶互调失真的消除
US8975966B2 (en) 2012-03-07 2015-03-10 Qualcomm Incorporated Shared bypass capacitor matching network
US20130259099A1 (en) 2012-03-30 2013-10-03 Qualcomm Incorporated Tunable notch filter using feedback through an existing feedback receiver
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
JP6084030B2 (ja) * 2012-12-27 2017-02-22 ルネサスエレクトロニクス株式会社 半導体装置およびフィルタ回路の調整方法
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
US9444559B2 (en) 2013-06-03 2016-09-13 Futurewei Technologies, Inc. Second order intercept point (IP2) calibration for wireless receivers
JP2015043509A (ja) * 2013-08-26 2015-03-05 ソニー株式会社 無線通信装置
JP6166154B2 (ja) * 2013-11-08 2017-07-19 日本航空電子工業株式会社 コネクタ及びこれを用いた信号伝送方法
CN104243062B (zh) * 2014-08-27 2017-05-10 京信通信系统（中国）有限公司 上行系统以及改善上行系统性能的方法和系统
CN108028248B (zh) * 2015-07-17 2020-12-25 无锡中感微电子股份有限公司 低共模耦合效应的集成电路
SE539353C2 (en) * 2015-11-18 2017-07-25 Optistring Tech Ab Combined common mode inductor and differential signal 12
US11012104B2 (en) 2017-03-03 2021-05-18 Analog Devices, Inc. Apparatus and methods for calibrating radio frequency transmitters to compensate for common mode local oscillator leakage
EP3652805B1 (en) * 2017-07-11 2023-05-17 Commscope Technologies LLC Apparatus for power combining
CN111543007A (zh) * 2018-04-13 2020-08-14 华为技术有限公司 一种信号衰减网络和无线信号接收机
CN108563279A (zh) * 2018-07-11 2018-09-21 重庆线易电子科技有限责任公司 稳压滤波电路及信号检测电路
JP7023814B2 (ja) * 2018-08-29 2022-02-22 株式会社東芝 アイソレータ及び通信システム
CN113475002B (zh) * 2019-02-14 2023-05-09 瑞典爱立信有限公司 差分组合电路
CN114745016B (zh) * 2020-12-23 2024-04-16 瑞昱半导体股份有限公司 收发电路
US20230208380A1 (en) * 2021-12-23 2023-06-29 Ritesh Bhat Interstage matching network attenuator
CN115296783B (zh) * 2022-08-08 2023-07-21 慷智集成电路(上海)有限公司 全双工发射接收电路、解串电路芯片、电子设备及车辆

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JPH10313226A (ja) * 1997-05-12 1998-11-24 Fujitsu Ltd 送受分波器および送受分波器を搭載した無線通信装置
US6122488A (en) * 1998-03-05 2000-09-19 Motorola, Inc. Method and apparatus for increasing an output impedance of a transmit amplifier during receive mode of a two-way communication unit
RU2142195C1 (ru) * 1998-06-08 1999-11-27 Самарский государственный аэрокосмический университет им.С.П.Королева Устройство для подавления помех в линии передачи бинарных сигналов
US6721544B1 (en) * 2000-11-09 2004-04-13 Intel Corporation Duplexer structure for coupling a transmitter and a receiver to a common antenna
JP2002171198A (ja) * 2000-11-30 2002-06-14 Kyocera Corp 送受信制御回路
JP2006129131A (ja) * 2004-10-29 2006-05-18 Matsushita Electric Ind Co Ltd 平衡型高周波フィルタ、アンテナ共用器、及び平衡型高周波回路
US6751470B1 (en) * 2002-04-08 2004-06-15 Nokia Corporation Versatile RF front-end multiband mobile terminals
GB0208130D0 (en) * 2002-04-09 2002-05-22 Koninkl Philips Electronics Nv Improvements in or relating to wireless terminals
KR101031692B1 (ko) * 2002-12-18 2011-04-29 파나소닉 주식회사 무선 통신 장치, 무선 통신 방법, 안테나 장치 및 제 1듀플렉서
EP1851854A1 (en) * 2005-02-09 2007-11-07 Nxp B.V. Receiver comprising an amplifier
RU2278466C1 (ru) * 2005-02-22 2006-06-20 ГОУ ВПО "Южно-Российский государственный университет экономики и сервиса" (ЮРГУЭС) Дифференциальный усилитель с повышенным ослаблением синфазного сигнала
KR100691378B1 (ko) * 2005-06-21 2007-03-09 삼성전자주식회사 저전압 차동 신호용 송신기와 그를 이용한 반이중 송수신기
US8351978B2 (en) * 2008-08-01 2013-01-08 Aleksandar Tasic Systems and methods for adjusting the gain of a receiver through a gain tuning network

Also Published As

Publication number Publication date
US7848713B2 (en) 2010-12-07
CN101803215B (zh) 2013-06-19
RU2010114275A (ru) 2011-10-20
RU2461123C2 (ru) 2012-09-10
CA2697906C (en) 2014-08-19
ES2360690T3 (es) 2011-06-08
KR20100061529A (ko) 2010-06-07
US20090068963A1 (en) 2009-03-12
EP2186208A1 (en) 2010-05-19
KR101134812B1 (ko) 2012-04-13
TWI380605B (en) 2012-12-21
CN101803215A (zh) 2010-08-11
JP2010539798A (ja) 2010-12-16
EP2186208B1 (en) 2011-02-02
CA2697906A1 (en) 2009-03-19
JP2013219793A (ja) 2013-10-24
DE602008004843D1 (de) 2011-03-17
ATE497654T1 (de) 2011-02-15
WO2009036080A1 (en) 2009-03-19
TW200926632A (en) 2009-06-16

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B15K Others concerning applications: alteration of classification

Free format text: A CLASSIFICACAO ANTERIOR ERA: H04B 1/52

Ipc: H04B 1/18 (1968.09), H04B 1/52 (1968.09)

B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements