ATE441970T1 - Doppel-umsetzungsempfänger mit programmierbarer zwischenfrequenz und kanalauswahl - Google Patents

Doppel-umsetzungsempfänger mit programmierbarer zwischenfrequenz und kanalauswahl

Info

Publication number
ATE441970T1
ATE441970T1 AT05738651T AT05738651T ATE441970T1 AT E441970 T1 ATE441970 T1 AT E441970T1 AT 05738651 T AT05738651 T AT 05738651T AT 05738651 T AT05738651 T AT 05738651T AT E441970 T1 ATE441970 T1 AT E441970T1
Authority
AT
Austria
Prior art keywords
conversion receiver
dual conversion
intermediate frequency
channel selection
programmable intermediate
Prior art date
Application number
AT05738651T
Other languages
English (en)
Inventor
Kishore Seendripu
Raymond Montemayor
Curtis Ling
Glenn Chang
Sheng Ye
Original Assignee
Maxlinear 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=34965381&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE441970(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Maxlinear Inc filed Critical Maxlinear Inc
Application granted granted Critical
Publication of ATE441970T1 publication Critical patent/ATE441970T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/38—Demodulator circuits; Receiver circuits
    • H04L27/3845—Demodulator circuits; Receiver circuits using non - coherent demodulation, i.e. not using a phase synchronous carrier
    • H04L27/3854—Demodulator circuits; Receiver circuits using non - coherent demodulation, i.e. not using a phase synchronous carrier using a non - coherent carrier, including systems with baseband correction for phase or frequency offset
    • H04L27/3863—Compensation for quadrature error in the received signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/007—Demodulation of angle-, frequency- or phase- modulated oscillations by converting the oscillations into two quadrature related signals
    • H03D3/009—Compensating quadrature phase or amplitude imbalances
    • 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
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/1027—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal
    • H04B1/1036—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal with automatic suppression of narrow band noise or interference, e.g. by using tuneable notch filters
    • 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
    • H04B1/30—Circuits for homodyne or synchrodyne receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Superheterodyne Receivers (AREA)
  • Circuits Of Receivers In General (AREA)
  • Mechanical Treatment Of Semiconductor (AREA)
  • Registering, Tensioning, Guiding Webs, And Rollers Therefor (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Amplifiers (AREA)
AT05738651T 2004-04-13 2005-04-13 Doppel-umsetzungsempfänger mit programmierbarer zwischenfrequenz und kanalauswahl ATE441970T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US56207204P 2004-04-13 2004-04-13
US56208004P 2004-04-13 2004-04-13
PCT/US2005/012906 WO2005101648A1 (en) 2004-04-13 2005-04-13 Dual conversion receiver with programmable intermediate frequency and channel selection

Publications (1)

Publication Number Publication Date
ATE441970T1 true ATE441970T1 (de) 2009-09-15

Family

ID=34965381

Family Applications (2)

Application Number Title Priority Date Filing Date
AT05733984T ATE469466T1 (de) 2004-04-13 2005-04-13 Verfahren und vorrichtung zur gleichstromoffset- beseitigung
AT05738651T ATE441970T1 (de) 2004-04-13 2005-04-13 Doppel-umsetzungsempfänger mit programmierbarer zwischenfrequenz und kanalauswahl

Family Applications Before (1)

Application Number Title Priority Date Filing Date
AT05733984T ATE469466T1 (de) 2004-04-13 2005-04-13 Verfahren und vorrichtung zur gleichstromoffset- beseitigung

Country Status (7)

Country Link
US (3) US7532870B2 (de)
EP (2) EP1738458B1 (de)
JP (1) JP4965432B2 (de)
AT (2) ATE469466T1 (de)
CA (2) CA2562487C (de)
DE (2) DE602005016387D1 (de)
WO (2) WO2005101671A2 (de)

Families Citing this family (66)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7231193B2 (en) * 2004-04-13 2007-06-12 Skyworks Solutions, Inc. Direct current offset correction systems and methods
DE602005016387D1 (de) * 2004-04-13 2009-10-15 Maxlinear Inc Doppel-umsetzungsempfänger mit programmierbarer zwischenfrequenz und kanalauswahl
US7348838B2 (en) * 2004-04-27 2008-03-25 Broadcom Corporation Method and system for DC offset cancellation from a modulated signal
US7369624B2 (en) * 2004-06-01 2008-05-06 Orbital Sciences Corp. Carrier suppression type modulator with encoded modulating signals
US7283800B2 (en) * 2004-07-30 2007-10-16 Broadcom Corporation Adaptive mixer output filter bandwidth control for variable conversion gain down-conversion mixer
KR100551478B1 (ko) * 2004-08-13 2006-02-14 삼성전자주식회사 중간 주파수 수신기의 이미지 리젝션을 위한 다운 컨버팅장치 및 방법
JP4874983B2 (ja) 2004-10-12 2012-02-15 マックスリニアー，インコーポレイティド デジタル発生中間周波を有する受信器アーキテクチャ
EP1829228A1 (de) 2004-10-12 2007-09-05 Maxlinear, Inc. Hybride empfängerarchitektur mit aufwärtsumsetzung gefolgt durch direkte abwärtsumsetzung
JP4335113B2 (ja) * 2004-10-14 2009-09-30 パナソニック株式会社 Ｄｃオフセットキャリブレーションシステム
WO2006063358A1 (en) * 2004-12-10 2006-06-15 Maxlinear Inc. Harmonic reject receiver architecture and mixer
GB2427091A (en) * 2005-06-08 2006-12-13 Zarlink Semiconductor Ltd Baseband quadrature frequency down-converter receiver having quadrature up-converter stage
US7421252B2 (en) * 2005-08-02 2008-09-02 Freescale Semiconductor, Inc. Center frequency control of an integrated phase rotator band-pass filter using VCO coarse trim bits
US7995981B2 (en) * 2005-10-31 2011-08-09 Silicon Laboratories Inc. Receiver with image rejection calibration at an undesired picture carrier and method therefor
US7962113B2 (en) * 2005-10-31 2011-06-14 Silicon Laboratories Inc. Receiver with multi-tone wideband I/Q mismatch calibration and method therefor
US7903761B2 (en) * 2006-03-31 2011-03-08 Qualcomm Incorporated UWB radio interface with DC offset
US20080049875A1 (en) * 2006-08-25 2008-02-28 Nick Cowley Integrated tuner apparatus, systems, and methods
US7577413B2 (en) * 2006-09-19 2009-08-18 Silicon Laboratories, Inc. Method and apparatus for calibrating a filter of a receiver
US7941115B2 (en) * 2007-09-14 2011-05-10 Qualcomm Incorporated Mixer with high output power accuracy and low local oscillator leakage
US8599938B2 (en) * 2007-09-14 2013-12-03 Qualcomm Incorporated Linear and polar dual mode transmitter circuit
US8019310B2 (en) * 2007-10-30 2011-09-13 Qualcomm Incorporated Local oscillator buffer and mixer having adjustable size
US8929840B2 (en) * 2007-09-14 2015-01-06 Qualcomm Incorporated Local oscillator buffer and mixer having adjustable size
JP2010541486A (ja) 2007-10-01 2010-12-24 マックス リニアー、インコーポレイテッド Ｉ／ｑキャリブレーション技術
JP4981649B2 (ja) * 2007-12-21 2012-07-25 ルネサスエレクトロニクス株式会社 ラジオ受信装置、オーディオシステム、及びラジオ受信装置の製造方法
US8639205B2 (en) * 2008-03-20 2014-01-28 Qualcomm Incorporated Reduced power-consumption receivers
EP2106029B1 (de) * 2008-03-26 2010-06-02 Telefonaktiebolaget LM Ericsson (PUBL) Verfahren zur Verarbeitung eines Basisbandsignals
US8000671B2 (en) * 2008-04-01 2011-08-16 Seiko Epson Corporation Dual threshold demodulation in an amplitude modulation radio receiver
US8331897B2 (en) * 2008-04-07 2012-12-11 Qualcomm Incorporated Highly linear embedded filtering passive mixer
US8260227B2 (en) * 2008-06-10 2012-09-04 Mediatek Inc. Direct conversion receiver and DC offset concellation method
US8666343B2 (en) * 2008-09-15 2014-03-04 Analog Devices, Inc. DC-offset-correction system and method for communication receivers
US8891639B2 (en) * 2009-06-12 2014-11-18 National Instruments Ireland Resources Limited System and method for representing a multi-tone signal
US8874060B2 (en) * 2009-12-18 2014-10-28 Silicon Laboratories Inc. Radio frequency (RF) receiver with frequency planning and method therefor
US8224279B2 (en) 2009-12-18 2012-07-17 Silicon Laboratories, Inc. Radio frequency (RF) receiver with dynamic frequency planning and method therefor
US8760631B2 (en) * 2010-01-27 2014-06-24 Intersil Americas Inc. Distance sensing by IQ domain differentiation of time of flight (TOF) measurements
US8284090B2 (en) * 2010-03-22 2012-10-09 Analog Devices, Inc. Method and apparatus for analog to digital conversion of small signals in the presence of a large DC offset
EP2393291B1 (de) * 2010-06-07 2012-12-19 Angel Iglesias S.A. Programmierbare Verstärker für Fernsehkanäle
US8768994B2 (en) * 2010-10-22 2014-07-01 Taiwan Semiconductor Manufacturing Company, Ltd. Filter auto-calibration using multi-clock generator
US8903330B2 (en) 2010-12-13 2014-12-02 Huawei Technologies Co., Ltd. Communication signal transmission method, device and system
CN102104392B (zh) * 2010-12-15 2013-10-09 华为技术有限公司 多频段多路收发设备及方法、基站系统
JP2012175172A (ja) * 2011-02-17 2012-09-10 Sony Corp 信号処理装置、及び、信号処理方法
JP2012186596A (ja) * 2011-03-04 2012-09-27 Alps Electric Co Ltd デジタル放送受信装置
US8837646B2 (en) * 2011-09-25 2014-09-16 Silicon Laboratories Inc. Receiver having a scalable intermediate frequency
US9184842B2 (en) * 2011-10-06 2015-11-10 Telefonaktiebolaget L M Ericsson (Publ) Apparatus for communicating a plurality of antenna signals at different optical wavelengths
US8659456B2 (en) * 2011-11-16 2014-02-25 Mediatek Inc. Electronic device and transmitter DC offset calibration method thereof
US8611479B2 (en) * 2011-12-08 2013-12-17 Motorola Solutions, Inc. Method for correcting imbalance errors in a direct conversion receiver
WO2013147581A1 (en) 2012-03-30 2013-10-03 Motorola Solutions, Inc. Method and apparatus for reducing fm audio artifacts in a receiver
GB201211670D0 (en) * 2012-07-02 2012-08-15 Global Invacom Ltd Digital data processing apparatus and method
US9595987B2 (en) 2013-06-12 2017-03-14 Pc-Tel, Inc. Wide tuning range receiver
US9250313B2 (en) 2013-12-04 2016-02-02 Raytheon Company Electronically reconfigurable bandwidth and channel number analog-to-digital converter circuit for radar systems
US10211868B2 (en) * 2014-10-21 2019-02-19 Maxlinear, Inc. Phase noise suppression
US9685983B2 (en) * 2014-11-05 2017-06-20 Maxlinear, Inc. Outdoor unit resonator correction
CN104601186B (zh) 2014-11-19 2017-05-17 深圳市中兴微电子技术有限公司 一种直流失配消除方法和装置
US9742600B2 (en) 2015-02-05 2017-08-22 Samsung Electronics Co., Ltd. Method and system for estimating and compensating for direct current (DC) offset in ultra-low power (ULP) receiver
US9559733B1 (en) 2015-10-30 2017-01-31 Taiwan Semiconductor Manufacturing Company, Ltd. Communication system and method of data communications
US10581135B2 (en) 2015-12-07 2020-03-03 The Trustees Of Columbia University In The City Of New York Circuits and methods for non-reciprocal circulators and transceivers using same
US9813081B2 (en) 2016-02-03 2017-11-07 Qualcomm Incorporated Over-the-air loopback for array identification
GB201610292D0 (en) * 2016-06-14 2016-07-27 Global Invacom Ltd Video and audio data distribution system
WO2018075113A2 (en) * 2016-07-21 2018-04-26 Tolga Dinc Magnetic-free non-reciprocal circuits based on sub-harmonic spatio-temporal conductance modulation
CN106526374A (zh) * 2016-10-28 2017-03-22 北京电子工程总体研究所（航天科工防御技术研究开发中心） 一种通用可配置射频模拟装置
US9960849B1 (en) 2016-12-22 2018-05-01 Intel Corporation Channelization for dispersion limited waveguide communication channels
US10778277B1 (en) 2019-04-21 2020-09-15 Siklu Communication ltd. Methods and systems for utilizing millimeter-wave radio components in synthesizing microwave signals
US11349520B2 (en) 2019-04-21 2022-05-31 Siklu Communication ltd. Generation of millimeter-wave frequencies for microwave systems
US11509338B2 (en) 2020-03-18 2022-11-22 Analog Devices, Inc. Nested feedback for offset cancellation in a wireline receiver
US11545995B1 (en) * 2020-04-07 2023-01-03 Triad Semiconductor, Inc. Methods, devices, and systems for demodulation
US20240259039A1 (en) * 2021-05-11 2024-08-01 The Research Foundation For The State University Of New York Systems and methods for suppressing close-in phase noise and reciprocal mixing noise in signals
US20230056713A1 (en) * 2021-07-31 2023-02-23 Sam Belkin Dynamically optimized radio receiver
TWI813496B (zh) * 2022-11-07 2023-08-21 瑞昱半導體股份有限公司 射頻電路及其校正方法

Family Cites Families (100)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US778613A (en) * 1904-08-15 1904-12-27 Thomas J Tierney Portable carrying-table.
US4262361A (en) * 1979-06-29 1981-04-14 Edmac Associates, Inc. Variable bandwidth filtering and frequency converting system
NL8301179A (nl) * 1983-04-01 1984-11-01 Philips Nv Ontvanger voor hf-signalen voorzien van een paar parallelle signaalwegen.
NL8301651A (nl) * 1983-05-10 1984-12-03 Philips Nv Menginrichting voorzien van eerste en tweede kwadratuurmengtrappen.
US4653117A (en) 1985-11-18 1987-03-24 Motorola, Inc. Dual conversion FM receiver using phase locked direct conversion IF
US5101499A (en) 1987-09-15 1992-03-31 Jerry R. Iggulden Television local wireless transmission and control
US5128966A (en) * 1989-02-15 1992-07-07 Samsung Electronics Co., Ltd. System for demodulating frequency- or phase-modulated signals by quadrature-phase
US4979230A (en) 1989-12-04 1990-12-18 General Instrument Corporation Up-conversion homodyne receiver for cable television converter with frequency offset to avoid adjacent channel interference
EP0473373A3 (en) 1990-08-24 1993-03-03 Rockwell International Corporation Calibration system for direct conversion receiver
DE69228816T2 (de) 1992-10-28 1999-08-19 Alcatel Offsetgleichspannungskorrektur für Direktmisch-TDMA-Empfänger
KR100305410B1 (ko) 1993-06-04 2001-11-22 락스 죠셉 제이. 직접변환튜너
JP3316723B2 (ja) * 1995-04-28 2002-08-19 三菱電機株式会社 受信装置の補償方法・受信装置及び送受信装置
JPH0936663A (ja) 1995-07-18 1997-02-07 Victor Co Of Japan Ltd 周波数変換回路
EP0872021A1 (de) * 1995-08-04 1998-10-21 Numa Technologies, Inc. Universeller hf-empfänger
US6498929B1 (en) * 1996-06-21 2002-12-24 Kabushiki Kaisha Toshiba Receiver having DC offset decreasing function and communication system using the same
US5937341A (en) * 1996-09-13 1999-08-10 University Of Washington Simplified high frequency tuner and tuning method
JP2993443B2 (ja) * 1996-10-31 1999-12-20 日本電気株式会社 通信装置
US6633550B1 (en) * 1997-02-20 2003-10-14 Telefonaktiebolaget Lm Ericsson (Publ) Radio transceiver on a chip
DE69834875T2 (de) 1997-03-12 2007-01-11 Koninklijke Philips Electronics N.V. Frequenzumsetzungsschaltung
EP0909481B1 (de) 1997-04-07 2003-12-10 Koninklijke Philips Electronics N.V. Empfänger und filteranordnung mit polyphasenfilter
US5869709A (en) * 1997-05-07 1999-02-09 Humanetics Corporation Process for effecting allylic oxidation
JPH1141033A (ja) * 1997-07-22 1999-02-12 Oki Electric Ind Co Ltd 直交バランスミクサ回路および受信装置
US6240100B1 (en) 1997-07-31 2001-05-29 Motorola, Inc. Cellular TDMA base station receiver with dynamic DC offset correction
US6275540B1 (en) 1997-10-01 2001-08-14 Motorola, Inc. Selective call receiver having an apparatus for modifying an analog signal to a digital signal and method therefor
JP3216597B2 (ja) 1998-02-09 2001-10-09 日本電気株式会社 ダイレクトコンバージョン受信装置
JP3545606B2 (ja) 1998-03-04 2004-07-21 株式会社東芝 受信装置
US6804497B2 (en) * 2001-01-12 2004-10-12 Silicon Laboratories, Inc. Partitioned radio-frequency apparatus and associated methods
EP0964557A1 (de) 1998-06-12 1999-12-15 Lucent Technologies Inc. Empfänger mit Gleichstromoffsetkompensation
US6330290B1 (en) * 1998-09-25 2001-12-11 Lucent Technologies, Inc. Digital I/Q imbalance compensation
US7092043B2 (en) * 1998-11-12 2006-08-15 Broadcom Corporation Fully integrated tuner architecture
JP2000286643A (ja) 1999-03-31 2000-10-13 Toshiba Corp 周波数変換回路
US6166668A (en) * 1999-06-01 2000-12-26 Motorola, Inc. Method and apparatus for providing DC offset correction and hold capability
US6683919B1 (en) * 1999-06-16 2004-01-27 National Semiconductor Corporation Method and apparatus for noise bandwidth reduction in wireless communication signal reception
JP3859909B2 (ja) * 1999-08-20 2006-12-20 富士通株式会社 交差偏波干渉除去装置及び交差偏波干渉除去用のビットシフト方法
US6717981B1 (en) * 1999-12-14 2004-04-06 Koninklijke Philips Electronics N.V. Transmitter image suppression in TDD transceivers
US6940916B1 (en) 2000-01-27 2005-09-06 Pmc-Sierra, Inc. Wideband analog quadrature modulator/demodulator with pre-compensation/post-compensation correction
DE10012539C2 (de) * 2000-03-15 2003-04-10 Fraunhofer Ges Forschung I/Q-Modulator mit Trägervorverzerrung
US6356218B1 (en) 2000-05-11 2002-03-12 Maxtor Corporation Correction of DC offset in data bus structures at the receiver
US6668164B2 (en) * 2000-06-01 2003-12-23 Motorola, Inc. Method and apparatus for reducing intermodulation distortion in a low current drain automatic gain control system
US6560449B1 (en) 2000-06-12 2003-05-06 Broadcom Corporation Image-rejection I/Q demodulators
US6868128B1 (en) * 2000-07-05 2005-03-15 Rfmd Wpan, Inc. Method and apparatus for calibrating DC-offsets in a direct conversion receiver
GR1003688B (el) 2000-07-14 2001-10-05 Ιντρακομ Α.Ε. Ελληνικη Βιομηχανια Τηλεπικοινωνιων Και Συστηματ... Μηχανισμος διορθωσης τασης εκτροπης και ενισχυτης ελεγχομενου κερδους σε δεκτες αμεσης μεταδοσης.
US6606359B1 (en) 2000-07-26 2003-08-12 Motorola, Inc Area-optimum rapid acquisition cellular multi-protocol digital DC offset correction scheme
GB0020527D0 (en) 2000-08-22 2000-10-11 Mitel Semiconductor Ltd Digital tuner
US6735422B1 (en) 2000-10-02 2004-05-11 Baldwin Keith R Calibrated DC compensation system for a wireless communication device configured in a zero intermediate frequency architecture
US7068987B2 (en) * 2000-10-02 2006-06-27 Conexant, Inc. Packet acquisition and channel tracking for a wireless communication device configured in a zero intermediate frequency architecture
US6560448B1 (en) * 2000-10-02 2003-05-06 Intersil Americas Inc. DC compensation system for a wireless communication device configured in a zero intermediate frequency architecture
US6704555B2 (en) * 2001-01-09 2004-03-09 Qualcomm, Incorporated Apparatus and method for calibrating local oscillation frequency in wireless communications
US20030232613A1 (en) * 2001-01-12 2003-12-18 Kerth Donald A. Quadrature signal generation in radio-frequency apparatus and associated methods
US7076225B2 (en) * 2001-02-16 2006-07-11 Qualcomm Incorporated Variable gain selection in direct conversion receiver
US6560447B2 (en) 2001-03-05 2003-05-06 Motorola, Inc. DC offset correction scheme for wireless receivers
US7522900B2 (en) * 2001-03-20 2009-04-21 Broadcom Corporation DC offset correction for use in a radio architecture
US6978125B2 (en) * 2001-07-05 2005-12-20 Telefonaktiebolaget Lm Ericsson (Publ) Methods and apparatus for tuning pre-selection filters in radio receivers
JP3420221B2 (ja) * 2001-06-29 2003-06-23 株式会社コナミコンピュータエンタテインメント東京 ゲーム装置及びプログラム
US20030003891A1 (en) * 2001-07-02 2003-01-02 Nokia Corporation Method to improve I/Q-amplitude balance and receiver quadrature channel performance
US7020186B2 (en) * 2001-07-13 2006-03-28 Thomson Licensing Multi-mode bi-directional communications device including a diplexer having switchable low pass filters
EP1294151A1 (de) 2001-09-12 2003-03-19 STMicroelectronics N.V. Unterdrückung von Gleichspannungsversätzen für einen Direktkonversion-Empfänger
EP1300956A1 (de) 2001-10-02 2003-04-09 Matsushita Electric Industrial Co., Ltd. Empfangsvorrichtung
US7099688B2 (en) * 2001-12-07 2006-08-29 Matsushita Electric Industrial Co., Ltd. Combined Low-IF/direct down conversion baseband architecture for 3G GSM/WCDMA receivers
US7013120B2 (en) 2002-01-08 2006-03-14 Intel Corporation Walking weaver image reject mixer for radio
US7038733B2 (en) 2002-01-30 2006-05-02 Ericsson Inc. Television receivers and methods for processing signal sample streams synchronously with line/frame patterns
US7130359B2 (en) 2002-03-12 2006-10-31 Motorola Inc. Self calibrating receive path correction system in a receiver
US7203472B2 (en) * 2002-03-15 2007-04-10 Nokia Corporation Method and apparatus providing calibration technique for RF performance tuning
JP2003298441A (ja) 2002-04-01 2003-10-17 Hitachi Ltd 低消費電力受信装置
US7158586B2 (en) 2002-05-03 2007-01-02 Atheros Communications, Inc. Systems and methods to provide wideband magnitude and phase imbalance calibration and compensation in quadrature receivers
US7020220B2 (en) 2002-06-18 2006-03-28 Broadcom Corporation Digital estimation and correction of I/Q mismatch in direct conversion receivers
US20050232382A1 (en) * 2002-07-04 2005-10-20 Koninklijke Philips Electroics Tuning arrangement
GB2392566A (en) 2002-08-24 2004-03-03 Zarlink Semiconductor Ltd A tuner in which one band is up-converted and this or a second band is selected for direct conversion to baseband
US20040038649A1 (en) * 2002-08-26 2004-02-26 Qiang Lin Zero intermediate frequency to low intermediate frequency receiver architecture
US7715836B2 (en) 2002-09-03 2010-05-11 Broadcom Corporation Direct-conversion transceiver enabling digital calibration
US7248625B2 (en) * 2002-09-05 2007-07-24 Silicon Storage Technology, Inc. Compensation of I-Q imbalance in digital transceivers
TW566011B (en) * 2002-09-23 2003-12-11 Ind Tech Res Inst Dual mode receiving method and device
JP3729171B2 (ja) 2002-11-26 2005-12-21 松下電器産業株式会社 混合回路とこれを用いた高周波信号受信装置
KR100472484B1 (ko) * 2002-12-10 2005-03-10 삼성전자주식회사 무선 신호 병렬 처리 장치 및 그 방법
KR100475124B1 (ko) 2003-01-15 2005-03-10 삼성전자주식회사 위상 및 이득 부정합 보상 기능을 가지는 직접 변환방식의 무선신호 수신 장치
DE10302647A1 (de) 2003-01-23 2004-08-19 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Abwärtsmischen eines Eingangssignals in ein Ausgangssignal
US6950480B2 (en) * 2003-01-24 2005-09-27 Texas Instruments Incorporated Receiver having automatic burst mode I/Q gain and phase balance
US7146146B2 (en) * 2003-01-31 2006-12-05 Ditrans Ip, Inc. Systems and methods for coherent adaptive calibration in a receiver
US7187916B2 (en) 2003-02-07 2007-03-06 Broadcom Corporation Method and system for measuring receiver mixer IQ mismatch
EP1611688A4 (de) 2003-02-28 2006-05-31 Silicon Lab Inc Tuner für funkfrequenzempfänger und entsprechende verfahren
US7447493B2 (en) 2003-02-28 2008-11-04 Silicon Laboratories, Inc. Tuner suitable for integration and method for tuning a radio frequency signal
US7167694B2 (en) 2003-04-14 2007-01-23 Silicon Laboratories Inc. Integrated multi-tuner satellite receiver architecture and associated method
US7190943B2 (en) 2003-09-16 2007-03-13 Microtune (Texas), L.P. System and method for frequency translation with harmonic suppression using mixer stages
US7151917B2 (en) * 2003-09-29 2006-12-19 Silicon Laboratories, Inc. Apparatus and method for deriving a digital image correction factor in a receiver
US7362826B2 (en) 2003-09-29 2008-04-22 Silicon Laboratories, Inc. Receiver including an oscillation circuit for generating an image rejection calibration tone
US7142835B2 (en) 2003-09-29 2006-11-28 Silicon Laboratories, Inc. Apparatus and method for digital image correction in a receiver
US8196168B1 (en) * 2003-12-10 2012-06-05 Time Warner, Inc. Method and apparatus for exchanging preferences for replaying a program on a personal video recorder
ES2330761T3 (es) * 2004-03-12 2009-12-15 R.F. Magic Inc. Mezclador y sintonizador de supresion armonica.
US7194243B2 (en) 2004-04-02 2007-03-20 Maryland Semiconductor Inc. DC offset and 1/f noise compensation of a direct conversion receiver
DE602005016387D1 (de) 2004-04-13 2009-10-15 Maxlinear Inc Doppel-umsetzungsempfänger mit programmierbarer zwischenfrequenz und kanalauswahl
US7421259B2 (en) 2004-04-16 2008-09-02 Broadcom Corporation RF mixer with high local oscillator linearity using multiple local oscillator phases
US7181205B1 (en) 2004-05-11 2007-02-20 Rf Micro Devices, Inc. I/Q calibration
US7342614B2 (en) 2004-05-20 2008-03-11 Analog Devices, Inc. Methods and apparatus for tuning signals
US20070218850A1 (en) * 2004-10-08 2007-09-20 Jianping Pan Integrated Tuner for Terrestrial and Cable Television
EP1829228A1 (de) 2004-10-12 2007-09-05 Maxlinear, Inc. Hybride empfängerarchitektur mit aufwärtsumsetzung gefolgt durch direkte abwärtsumsetzung
JP4874983B2 (ja) 2004-10-12 2012-02-15 マックスリニアー，インコーポレイティド デジタル発生中間周波を有する受信器アーキテクチャ
US7327198B2 (en) 2004-10-29 2008-02-05 Broadcom Corporation Method and system for a polyphase clock for a second intermediate frequency (IF) mixer to improve signal quality
WO2006063358A1 (en) 2004-12-10 2006-06-15 Maxlinear Inc. Harmonic reject receiver architecture and mixer
US7369820B2 (en) 2005-04-01 2008-05-06 Freescale Semiconductor, Inc. System and method for DC offset correction in transmit baseband
JP2010541486A (ja) * 2007-10-01 2010-12-24 マックス リニアー、インコーポレイテッド Ｉ／ｑキャリブレーション技術

Also Published As

Publication number Publication date
EP1738471B1 (de) 2010-05-26
US7532870B2 (en) 2009-05-12
US8718584B2 (en) 2014-05-06
EP1738471A2 (de) 2007-01-03
CA2562487C (en) 2011-02-08
JP2007533273A (ja) 2007-11-15
ATE469466T1 (de) 2010-06-15
US20110081877A1 (en) 2011-04-07
WO2005101648A1 (en) 2005-10-27
WO2005101671A3 (en) 2006-01-12
US20050239428A1 (en) 2005-10-27
US20050248478A1 (en) 2005-11-10
JP4965432B2 (ja) 2012-07-04
CA2562487A1 (en) 2005-10-27
WO2005101671A2 (en) 2005-10-27
EP1738458A1 (de) 2007-01-03
EP1738458B1 (de) 2009-09-02
DE602005016387D1 (de) 2009-10-15
US7778613B2 (en) 2010-08-17
DE602005021480D1 (de) 2010-07-08
CA2562563A1 (en) 2005-10-27

Similar Documents

Publication Publication Date Title
ATE441970T1 (de) Doppel-umsetzungsempfänger mit programmierbarer zwischenfrequenz und kanalauswahl
EP2458681A4 (de) Antennenschaltung mit variabler frequenz, antennenkomponente damit und drahtlose kommunikationsvorrichtung mit beidem
EP1768269A4 (de) Hochfrequenzschaltung, hochfrequenzkomponente und mehrbanidge kommunikationsvorrichtung
WO2006044372A3 (en) A receiver architecture with digitally generated intermediate frequency
FI20075314A7 (fi) Matkaviestin ja menetelmä häiritsevän vaihekohinan pienentämiseksi matkaviestimessä
AU2002354295A1 (en) Radio base station receiver having digital filtering and reduced sampling frequency
GB0227626D0 (en) Low complexity equalizer for radio receiver
GB0511585D0 (en) Frequency changer arrangement and radio frequency tuner
EP1794891A4 (de) Drahtlose hochfrequenz-empfängerschaltungen und verfahren
DE602004004320D1 (de) Hochfrequenzempfänger, und integrierte Schaltung dafür sowie Fernsehempfänger mit diesen
WO2006013471A3 (en) An asymmetric radio-frequency switch
GB2427089B (en) Radio frequency tuner
AU2003252109A1 (en) Radio receiver with variable bandwidth if filter
GB0805210D0 (en) Oscillator, pll circuit, receiver and transmitter
GB2415554B (en) Radio frequency tuner
EP2510628A4 (de) Multimodale filterarchitektur
AU2003234225A1 (en) Tuner input filter with electronically adjustable center frequency for adapting to antenna characteristic
EP1793489A4 (de) Hochfrequenz-oszillationsschaltung und sender/empfänger
AU2003253570A1 (en) Integrated circuit for a mobile television receiver
GB2427086B (en) Variable signal delaying circuit, quadrature frequency converter and radio frequency tuner
SG127771A1 (en) Dual television tuner
GB0219785D0 (en) Radio frequency tuner
GB2429349B (en) Quadrature frequency changer, tuner and modulator
EP1952534A4 (de) Hochfrequenzschalter
WO2014018099A3 (en) Analog/digital co-design methodology to achieve high linearity and low power dissipation in a radio frequency (rf) receiver

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties