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TWI351169B - Method and apparatus for dc offset calibration - Google Patents

Method and apparatus for dc offset calibration

Info

Publication number
TWI351169B
TWI351169B TW096104100A TW96104100A TWI351169B TW I351169 B TWI351169 B TW I351169B TW 096104100 A TW096104100 A TW 096104100A TW 96104100 A TW96104100 A TW 96104100A TW I351169 B TWI351169 B TW I351169B
Authority
TW
Taiwan
Prior art keywords
offset calibration
calibration
offset
Prior art date
Application number
TW096104100A
Other languages
English (en)
Other versions
TW200737691A (en
Inventor
Turgut Aytur
Original Assignee
Realtek Semiconductor Corp
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 Realtek Semiconductor Corp filed Critical Realtek Semiconductor Corp
Publication of TW200737691A publication Critical patent/TW200737691A/zh
Application granted granted Critical
Publication of TWI351169B publication Critical patent/TWI351169B/zh

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
    • H04B1/06—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)
  • Amplifiers (AREA)
TW096104100A 2006-02-03 2007-02-05 Method and apparatus for dc offset calibration TWI351169B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/347,817 US7603084B2 (en) 2006-02-03 2006-02-03 Method and apparatus for DC offset calibration

Publications (2)

Publication Number Publication Date
TW200737691A TW200737691A (en) 2007-10-01
TWI351169B true TWI351169B (en) 2011-10-21

Family

ID=38334671

Family Applications (1)

Application Number Title Priority Date Filing Date
TW096104100A TWI351169B (en) 2006-02-03 2007-02-05 Method and apparatus for dc offset calibration

Country Status (2)

Country Link
US (1) US7603084B2 (zh)
TW (1) TWI351169B (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI837193B (zh) * 2019-02-26 2024-04-01 韓商愛思開海力士有限公司 信號接收器電路以及包括其的半導體裝置和半導體系統

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FR2903546A1 (fr) * 2006-07-07 2008-01-11 St Microelectronics Sa Procede et dispositif de reduction de la composante continue d'un signal transpose en bande de base,en particulier dans un recepteur du type a conversion directe
US7940830B2 (en) * 2007-09-27 2011-05-10 Infineon Technologies Ag Fast hopping frequency synthesizer
JP4412507B2 (ja) * 2007-10-03 2010-02-10 Ｎｅｃエレクトロニクス株式会社 半導体回路
SI22727A (sl) * 2008-02-13 2009-08-31 Vinko Kunc Postopek in vezje za hitro znižanje napetosti enosmerne komponente in nizkofrekvenčnih komponent na izhodu mešalnega vezja v sprejemniku UHF oddajno-sprejemne enote
US8055235B1 (en) * 2008-05-02 2011-11-08 Hypres, Inc. System and method for digital interference cancellation
TWI410640B (zh) * 2010-11-01 2013-10-01 Himax Analogic Inc 參考電壓產生偵測器及其電壓偵測電路
US8874062B2 (en) * 2011-07-01 2014-10-28 Broadcom Corporation Apparatus for removing DC components inherent in a radio frequency chain
EP2637311B1 (en) * 2012-03-08 2016-12-07 Intel Deutschland GmbH Algorithm for raw rf transceiver dc offset calibration
CN103312647B (zh) * 2012-03-08 2017-07-04 英特尔德国有限责任公司 用于精细rf收发器直流偏移校准的方法
EP2637312B1 (en) * 2012-03-08 2017-01-11 Intel Deutschland GmbH Algorithm for fine rf transceiver dc offset calibration
KR101963639B1 (ko) * 2012-12-12 2019-03-29 삼성전자주식회사 신호 송신 장치에서 DC 오프셋 calibration 장치 및 방법
CN103248423B (zh) * 2013-04-09 2018-01-05 中兴通讯股份有限公司 一种光时域反射仪的调零方法及调零装置
CN104378110A (zh) * 2013-08-15 2015-02-25 同方威视技术股份有限公司 一种扫频信号产生电路
US9496012B2 (en) 2013-09-27 2016-11-15 Cavium, Inc. Method and apparatus for reference voltage calibration in a single-ended receiver
US9413568B2 (en) 2013-09-27 2016-08-09 Cavium, Inc. Method and apparatus for calibrating an input interface
US9087567B2 (en) * 2013-09-27 2015-07-21 Cavium, Inc. Method and apparatus for amplifier offset calibration
US9172410B2 (en) 2014-01-15 2015-10-27 Mediatek Inc. Transmitter having integrated design of multiple wireless communication modules
CN114063699B (zh) * 2020-07-31 2022-11-25 星宸科技股份有限公司 直流失调校准系统及其方法

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JP2514960B2 (ja) 1987-04-13 1996-07-10 愛知時計電機株式会社 電磁流量計
US4987327A (en) * 1989-05-30 1991-01-22 Motorola, Inc. Apparatus for adjusting DC offset voltage
US6262625B1 (en) * 1999-10-29 2001-07-17 Hewlett-Packard Co Operational amplifier with digital offset calibration
US6072349A (en) * 1997-12-31 2000-06-06 Intel Corporation Comparator
US6307200B1 (en) 1999-03-10 2001-10-23 Interactive Technologies, Inc. Passive infrared sensor apparatus and method with DC offset compensation
US6972349B1 (en) * 1999-11-12 2005-12-06 University Of South Carolina Control of post-transcriptional gene silencing in plants
US6396343B2 (en) 2000-01-28 2002-05-28 Ngee Ann Polytechnic Low-frequency, high-gain amplifier with high DC-offset voltage tolerance
US6535725B2 (en) * 2001-03-30 2003-03-18 Skyworks Solutions, Inc. Interference reduction for direct conversion receivers
AU2002252696A1 (en) 2001-04-24 2002-11-05 Tripath Technology Inc. An improved dc offset self-calibration system for a digital switching amplifier
US7039382B2 (en) * 2001-05-15 2006-05-02 Broadcom Corporation DC offset calibration for a radio transceiver mixer
US20030003891A1 (en) * 2001-07-02 2003-01-02 Nokia Corporation Method to improve I/Q-amplitude balance and receiver quadrature channel performance
US6756924B2 (en) * 2002-05-16 2004-06-29 Integrant Technologies Inc. Circuit and method for DC offset calibration and signal processing apparatus using the same
US6914479B1 (en) 2002-07-26 2005-07-05 International Business Machines Corporation Differential amplifier with DC offset cancellation
US6807118B2 (en) * 2003-01-23 2004-10-19 Hewlett-Packard Development Company, L.P. Adjustable offset differential amplifier
US7239199B1 (en) * 2003-05-22 2007-07-03 Marvell International Ltd. Amplifier calibration
KR100687706B1 (ko) * 2003-12-26 2007-02-27 한국전자통신연구원 Ｄｃ 옵셋성분이 제거되고 비대칭성이 개선된 트랜스컨덕터
US7057460B2 (en) * 2004-06-29 2006-06-06 Rambus, Inc. Differential amplifier with adaptive biasing and offset cancellation
JP4628881B2 (ja) * 2005-06-15 2011-02-09 ルネサスエレクトロニクス株式会社 可変利得増幅回路及びそのｄｃオフセット補正方法並びに無線受信装置
KR100703710B1 (ko) * 2005-06-29 2007-04-06 삼성전자주식회사 Ｄｃ출력 오프셋을 제거할 수 있는 장치 및 방법
US20070159224A1 (en) * 2005-12-21 2007-07-12 Amar Dwarka Duty-cycle correction circuit for differential clocking

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI837193B (zh) * 2019-02-26 2024-04-01 韓商愛思開海力士有限公司 信號接收器電路以及包括其的半導體裝置和半導體系統

Also Published As

Publication number Publication date
US7603084B2 (en) 2009-10-13
US20070184803A1 (en) 2007-08-09
TW200737691A (en) 2007-10-01

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