FI973200A0 - Suodatin, jossa on myötäkytkentäinen AGC - Google Patents

Suodatin, jossa on myötäkytkentäinen AGC

Info

Publication number
FI973200A0
FI973200A0 FI973200A FI973200A FI973200A0 FI 973200 A0 FI973200 A0 FI 973200A0 FI 973200 A FI973200 A FI 973200A FI 973200 A FI973200 A FI 973200A FI 973200 A0 FI973200 A0 FI 973200A0
Authority
FI
Finland
Prior art keywords
filter
feedforward agc
feedforward
agc
Prior art date
Application number
FI973200A
Other languages
English (en)
Swedish (sv)
Other versions
FI973200A (fi
Inventor
Thomas Oestman
Magnus Gustafsson
Anders Jaerleholm
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
Publication of FI973200A0 publication Critical patent/FI973200A0/fi
Publication of FI973200A publication Critical patent/FI973200A/fi

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H03G7/007—Volume compression or expansion in amplifiers of digital or coded signals
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S73/00—Measuring and testing
    • Y10S73/90—Automatic gain control
FI973200A 1995-02-03 1997-08-01 Suodatin, jossa on myötäkytkentäinen AGC FI973200A (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/383,589 US5572452A (en) 1995-02-03 1995-02-03 Filter with feed-forward AGC
PCT/SE1996/000102 WO1996024192A1 (en) 1995-02-03 1996-01-30 Filter with feed-forward agc

Publications (2)

Publication Number Publication Date
FI973200A0 true FI973200A0 (fi) 1997-08-01
FI973200A FI973200A (fi) 1997-10-03

Family

ID=23513820

Family Applications (1)

Application Number Title Priority Date Filing Date
FI973200A FI973200A (fi) 1995-02-03 1997-08-01 Suodatin, jossa on myötäkytkentäinen AGC

Country Status (11)

Country Link
US (1) US5572452A (fi)
EP (1) EP0807332B1 (fi)
KR (1) KR19980701910A (fi)
CN (1) CN1071519C (fi)
AU (1) AU704387B2 (fi)
BR (1) BR9607496A (fi)
CA (1) CA2211094A1 (fi)
DE (1) DE69620744T2 (fi)
FI (1) FI973200A (fi)
NZ (1) NZ301398A (fi)
WO (1) WO1996024192A1 (fi)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7233624B2 (en) * 2002-06-11 2007-06-19 Interdigital Technology Corporation Method and system for all digital gain control
US7792228B2 (en) * 2004-03-15 2010-09-07 Samsung Electronics Co., Ltd. Apparatus and method for digital down-conversion in a multi-mode wireless terminal
KR100782776B1 (ko) * 2006-11-03 2007-12-05 삼성전기주식회사 멀티 모드 쿼드러처 디지털 다운 컨버터 및 프론트-엔드모듈
US8760538B2 (en) 2011-01-21 2014-06-24 Exelis, Inc. Adaptive gain control image processing system and method

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4021739A (en) * 1976-03-19 1977-05-03 Raytheon Company Distress signal protection system
NL190093C (nl) * 1979-12-17 1993-10-18 Victor Company Of Japan Comprimeer- en expandeerstelsel.
US4439864A (en) * 1980-04-03 1984-03-27 Codex Corporation Modem circuitry
US4710772A (en) * 1985-12-05 1987-12-01 Raytheon Company Log magnitude pulse interference detection for a radar system
US4680588A (en) * 1985-12-05 1987-07-14 Raytheon Company Radar system with incremental automatic gain control
EP0239293A3 (en) * 1986-03-24 1988-12-14 Gpt Limited Data transmission systems
US4801939A (en) * 1987-09-04 1989-01-31 Unisys Corporation High-speed data compressor/decompressor for synthetic aperture radar
FR2639497B1 (fr) * 1988-11-21 1991-02-15 France Etat Demodulateur pour transmission numerique comportant un dispositif de correction automatique des defauts
GB2233516B (en) * 1989-06-23 1994-01-05 Orbitel Mobile Communications An automatic gain control system
GB2243733A (en) * 1990-05-01 1991-11-06 Orbitel Mobile Communications Gain control based on average amplitude of i/p signal
DE4191921T (fi) * 1990-08-24 1992-08-27
JP2671595B2 (ja) * 1990-10-25 1997-10-29 日本電気株式会社 復調装置
US5291525A (en) * 1992-04-06 1994-03-01 Motorola, Inc. Symmetrically balanced phase and amplitude base band processor for a quadrature receiver
US5351016A (en) * 1993-05-28 1994-09-27 Ericsson Ge Mobile Communications Inc. Adaptively self-correcting modulation system and method
US5422909A (en) * 1993-11-30 1995-06-06 Motorola, Inc. Method and apparatus for multi-phase component downconversion

Also Published As

Publication number Publication date
DE69620744D1 (de) 2002-05-23
CA2211094A1 (en) 1996-08-08
BR9607496A (pt) 1997-12-23
NZ301398A (en) 1998-05-27
CN1179242A (zh) 1998-04-15
MX9705769A (es) 1997-10-31
CN1071519C (zh) 2001-09-19
KR19980701910A (ko) 1998-06-25
EP0807332B1 (en) 2002-04-17
FI973200A (fi) 1997-10-03
EP0807332A1 (en) 1997-11-19
DE69620744T2 (de) 2002-11-21
WO1996024192A1 (en) 1996-08-08
AU704387B2 (en) 1999-04-22
AU4681196A (en) 1996-08-21
US5572452A (en) 1996-11-05

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