DE69718122D1 - Verstärkungsregelungsschaltung und Verstärkungsregelungsverfahren - Google Patents

Verstärkungsregelungsschaltung und Verstärkungsregelungsverfahren

Info

Publication number
DE69718122D1
DE69718122D1 DE69718122T DE69718122T DE69718122D1 DE 69718122 D1 DE69718122 D1 DE 69718122D1 DE 69718122 T DE69718122 T DE 69718122T DE 69718122 T DE69718122 T DE 69718122T DE 69718122 D1 DE69718122 D1 DE 69718122D1
Authority
DE
Germany
Prior art keywords
gain control
control circuit
control method
circuit
gain
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
DE69718122T
Other languages
English (en)
Other versions
DE69718122T2 (de
Inventor
John S Prentice
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.)
Harris Corp
Original Assignee
Harris 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 Harris Corp filed Critical Harris Corp
Publication of DE69718122D1 publication Critical patent/DE69718122D1/de
Application granted granted Critical
Publication of DE69718122T2 publication Critical patent/DE69718122T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
    • H03G1/0082—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using bipolar transistor-type devices
    • 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
    • H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G2201/00—Indexing scheme relating to subclass H03G
    • H03G2201/10—Gain control characterised by the type of controlled element
    • H03G2201/106—Gain control characterised by the type of controlled element being attenuating element
DE69718122T 1996-10-04 1997-09-26 Verstärkungsregelungsschaltung und Verstärkungsregelungsverfahren Expired - Fee Related DE69718122T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/725,924 US5812029A (en) 1996-10-04 1996-10-04 Gain control circuit and method

Publications (2)

Publication Number Publication Date
DE69718122D1 true DE69718122D1 (de) 2003-02-06
DE69718122T2 DE69718122T2 (de) 2003-11-13

Family

ID=24916486

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69718122T Expired - Fee Related DE69718122T2 (de) 1996-10-04 1997-09-26 Verstärkungsregelungsschaltung und Verstärkungsregelungsverfahren

Country Status (7)

Country Link
US (1) US5812029A (de)
EP (1) EP0834986B1 (de)
JP (1) JPH10126179A (de)
KR (1) KR100283645B1 (de)
DE (1) DE69718122T2 (de)
IL (1) IL121763A (de)
TW (1) TW355882B (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6317502B1 (en) * 1996-02-29 2001-11-13 Sanyo Electric Co., Ltd. Electronic volume control circuit with controlled output characteristic
JP2000031756A (ja) * 1998-07-14 2000-01-28 Mitsubishi Electric Corp カレントミラー回路及びチャージポンプ回路
US6064268A (en) * 1999-01-28 2000-05-16 Hewlett--Packard Company Precision emitter follower
US6259323B1 (en) 1999-12-17 2001-07-10 Nokia Mobile Phones Ltd. Gain control for low noise amplifier
JP3841652B2 (ja) * 2001-03-14 2006-11-01 富士通株式会社 増幅回路
US6710657B2 (en) 2001-10-12 2004-03-23 Anadigics, Inc. Gain control circuit with well-defined gain states
KR100648380B1 (ko) * 2005-12-12 2006-11-24 한국전자통신연구원 가변 이득 증폭기
US7636016B2 (en) * 2007-09-17 2009-12-22 Board Of Regents, The University Of Texas System Current mirror circuit
US8699984B2 (en) * 2008-02-25 2014-04-15 Csr Technology Inc. Adaptive noise figure control in a radio receiver

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2308835C3 (de) * 1972-03-02 1986-03-27 Sony Corp., Tokio/Tokyo Regelbarer Verstärker für elektrische Signale
US4814724A (en) * 1986-07-15 1989-03-21 Toko Kabushiki Kaisha Gain control circuit of current mirror circuit type
US4878031A (en) * 1989-03-06 1989-10-31 Motorola, Inc. Class B variable gain control circuit
JPH06164249A (ja) * 1992-11-25 1994-06-10 Nec Corp 可変利得増幅回路
US5424682A (en) * 1994-08-01 1995-06-13 Motorola, Inc. Variable gain amplifier circuit

Also Published As

Publication number Publication date
IL121763A (en) 2002-02-10
DE69718122T2 (de) 2003-11-13
KR19980032423A (ko) 1998-07-25
IL121763A0 (en) 1998-02-22
EP0834986B1 (de) 2003-01-02
EP0834986A3 (de) 1999-12-01
KR100283645B1 (ko) 2001-03-02
JPH10126179A (ja) 1998-05-15
EP0834986A2 (de) 1998-04-08
US5812029A (en) 1998-09-22
TW355882B (en) 1999-04-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee