CN100525088C - 用于确定要提供给接收系统的输入信号电平的设备和方法 - Google Patents

用于确定要提供给接收系统的输入信号电平的设备和方法 Download PDF

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Publication number
CN100525088C
CN100525088C CNB038227274A CN03822727A CN100525088C CN 100525088 C CN100525088 C CN 100525088C CN B038227274 A CNB038227274 A CN B038227274A CN 03822727 A CN03822727 A CN 03822727A CN 100525088 C CN100525088 C CN 100525088C
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CN
China
Prior art keywords
level
gain
determining
output signal
input signal
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CNB038227274A
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English (en)
Chinese (zh)
Other versions
CN1685608A (zh
Inventor
F·森埃施阿尔
A·毛帕斯
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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Publication date
Application filed by Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of CN1685608A publication Critical patent/CN1685608A/zh
Application granted granted Critical
Publication of CN100525088C publication Critical patent/CN100525088C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/001—Digital control of analog signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
    • H03G3/3068—Circuits generating control signals for both R.F. and I.F. stages
    • 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)
  • Circuits Of Receivers In General (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Dc Digital Transmission (AREA)
  • Details Of Television Systems (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
CNB038227274A 2002-09-25 2003-09-15 用于确定要提供给接收系统的输入信号电平的设备和方法 Expired - Fee Related CN100525088C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0211838 2002-09-25
FR0211838 2002-09-25

Publications (2)

Publication Number Publication Date
CN1685608A CN1685608A (zh) 2005-10-19
CN100525088C true CN100525088C (zh) 2009-08-05

Family

ID=32039550

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB038227274A Expired - Fee Related CN100525088C (zh) 2002-09-25 2003-09-15 用于确定要提供给接收系统的输入信号电平的设备和方法

Country Status (9)

Country Link
US (1) US20060014508A1 (https=)
EP (1) EP1547242B1 (https=)
JP (1) JP2006500854A (https=)
KR (1) KR20050072419A (https=)
CN (1) CN100525088C (https=)
AT (1) ATE403268T1 (https=)
AU (1) AU2003260861A1 (https=)
DE (1) DE60322555D1 (https=)
WO (1) WO2004030247A2 (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080248854A1 (en) * 2004-09-01 2008-10-09 Rasmussen James M Gaming Machine Having Electrophoretic Displays and Method Thereof
US20100019853A1 (en) * 2006-03-09 2010-01-28 Nxp B.V. Amplification stage
JP5237293B2 (ja) * 2006-10-26 2013-07-17 クゥアルコム・インコーポレイテッド 無線通信システムにおけるシンボルタイミング推定のための方法および装置
US8184206B2 (en) 2006-11-07 2012-05-22 Csr Technology Inc. Pseudo digital gain control for broadband tuner
DE102007024013B8 (de) 2007-05-22 2009-04-16 Atmel Germany Gmbh Signalverarbeitungsvorrichtung und Signalverarbeitungsverfahren
US20090031485A1 (en) * 2007-07-30 2009-02-05 Robert Prusinski Face Shield for Safety Helmet

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6044253A (en) * 1996-09-19 2000-03-28 Nec Corporation Method and apparatus using first and second variable gain control circuits to reduce cross modulation in a radio receiver
EP0913703B1 (en) * 1993-12-07 2002-08-14 Matsushita Electric Industrial Co., Ltd. Ultrasonic diagnostic apparatus

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62126236A (ja) * 1985-11-22 1987-06-08 Honda Motor Co Ltd 内燃エンジン用燃料供給装置の空燃比制御方法
US4932075A (en) * 1986-07-03 1990-06-05 Hughes Aircraft Company High speed wide range variable rate power detector
US4855689A (en) * 1987-02-13 1989-08-08 Hughes Aircraft Company Phase lock loop with switchable filter for acquisition and tracking modes
US5129098A (en) * 1990-09-24 1992-07-07 Novatel Communication Ltd. Radio telephone using received signal strength in controlling transmission power
US6018650A (en) * 1996-12-18 2000-01-25 Aironet Wireless Communications, Inc. Cellular communication devices with automated power level adjust
US6118811A (en) * 1997-07-31 2000-09-12 Raytheon Company Self-calibrating, self-correcting transceivers and methods
JPH11331288A (ja) * 1998-05-20 1999-11-30 Fujitsu General Ltd 復調装置
US6107878A (en) * 1998-08-06 2000-08-22 Qualcomm Incorporated Automatic gain control circuit for controlling multiple variable gain amplifier stages while estimating received signal power
US6353364B1 (en) * 1998-12-22 2002-03-05 Ericsson Inc. Digitally gain controllable amplifiers with analog gain control input, on-chip decoder and programmable gain distribution
WO2002059825A1 (en) * 2001-01-26 2002-08-01 Fujitsu Limited Information reading method and device, signal capturing method for information reading device, band limiting method therefor, timing point amplitude extracting method therefor, and signal processing method therefor, read signal processing unit, and read signal processing method and device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0913703B1 (en) * 1993-12-07 2002-08-14 Matsushita Electric Industrial Co., Ltd. Ultrasonic diagnostic apparatus
US6044253A (en) * 1996-09-19 2000-03-28 Nec Corporation Method and apparatus using first and second variable gain control circuits to reduce cross modulation in a radio receiver

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
分贝与放大倍数的换算. 安秋顺.电测与仪表，第3期. 1976 *

Also Published As

Publication number Publication date
WO2004030247A2 (en) 2004-04-08
EP1547242A2 (en) 2005-06-29
AU2003260861A1 (en) 2004-04-19
KR20050072419A (ko) 2005-07-11
WO2004030247A3 (en) 2004-11-04
CN1685608A (zh) 2005-10-19
JP2006500854A (ja) 2006-01-05
ATE403268T1 (de) 2008-08-15
US20060014508A1 (en) 2006-01-19
EP1547242B1 (en) 2008-07-30
DE60322555D1 (de) 2008-09-11
AU2003260861A8 (en) 2004-04-19

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Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
ASS Succession or assignment of patent right

Owner name: NXP CO., LTD.

Free format text: FORMER OWNER: KONINKLIJKE PHILIPS ELECTRONICS N.V.

Effective date: 20070907

C41 Transfer of patent application or patent right or utility model
TA01 Transfer of patent application right

Effective date of registration: 20070907

Address after: Holland Ian Deho Finn

Applicant after: Koninkl Philips Electronics NV

Address before: Holland Ian Deho Finn

Applicant before: Koninklijke Philips Electronics N.V.

C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20090805

Termination date: 20100915