HK1023861A1 - High dynamic range variable gain amplifier - Google Patents

High dynamic range variable gain amplifier

Info

Publication number
HK1023861A1
HK1023861A1 HK00102848A HK00102848A HK1023861A1 HK 1023861 A1 HK1023861 A1 HK 1023861A1 HK 00102848 A HK00102848 A HK 00102848A HK 00102848 A HK00102848 A HK 00102848A HK 1023861 A1 HK1023861 A1 HK 1023861A1
Authority
HK
Hong Kong
Prior art keywords
dynamic range
variable gain
gain amplifier
high dynamic
range variable
Prior art date
Application number
HK00102848A
Inventor
Sahota S Gurkanwal
Original Assignee
Qualcomm 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
Priority to US08/789,108 priority Critical patent/US5880631A/en
Priority to PCT/US1997/023657 priority patent/WO1998033272A1/en
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of HK1023861A1 publication Critical patent/HK1023861A1/en

Links

Classifications

    • HELECTRICITY
    • H03BASIC ELECTRONIC CIRCUITRY
    • H03GCONTROL OF AMPLIFICATION
    • H03G1/00Details of arrangements for controlling amplification
    • H03G1/0005Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0017Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier
    • H03G1/0023Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier in emitter-coupled or cascode amplifiers
HK00102848A 1996-02-28 2000-05-12 High dynamic range variable gain amplifier HK1023861A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US08/789,108 US5880631A (en) 1996-02-28 1997-01-27 High dynamic range variable gain amplifier
PCT/US1997/023657 WO1998033272A1 (en) 1997-01-27 1997-12-19 High dynamic range variable gain amplifier

Publications (1)

Publication Number Publication Date
HK1023861A1 true HK1023861A1 (en) 2004-08-06

Family

ID=25146617

Family Applications (1)

Application Number Title Priority Date Filing Date
HK00102848A HK1023861A1 (en) 1996-02-28 2000-05-12 High dynamic range variable gain amplifier

Country Status (9)

Country Link
JP (4) JP4135988B2 (en)
KR (2) KR100654112B1 (en)
CN (1) CN1124680C (en)
AU (1) AU732076B2 (en)
BR (1) BR9714291A (en)
CA (1) CA2274529C (en)
HK (1) HK1023861A1 (en)
RU (1) RU2209504C2 (en)
WO (1) WO1998033272A1 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2357913A (en) * 1999-12-24 2001-07-04 Ericsson Telefon Ab L M Conditioning a gain control signal so that an output is dB linear
CN1741375B (en) 2004-08-26 2010-10-27 瑞昱半导体股份有限公司 Amplified circuit capable of dynamic regulating supply voltage
EP1715579B1 (en) 2005-04-19 2010-03-10 Alcatel Lucent Analogue multiplier
US7397306B2 (en) 2005-11-02 2008-07-08 Marvell World Trade Ltd. High-bandwidth high-gain amplifier
CN101313466A (en) 2005-11-23 2008-11-26 Nxp股份有限公司 A monotonic variable gain amplifier and an automatic gain control circuit
CN101350605B (en) 2008-09-12 2011-09-28 东南大学 Improved bipolar type variable gain amplifier with minimum gain control
US7944311B1 (en) * 2009-12-17 2011-05-17 Samsung Electro-Mechanics Company, Ltd. Feedback biasing for cascode amplifiers
EP2472723B1 (en) 2011-01-04 2015-12-16 ams AG Amplifier with non-linear current mirror
CN103051298B (en) * 2011-10-17 2016-07-06 中国科学院微电子研究所 Programmable gain amplifier and a programmable gain amplifier
US9071136B2 (en) * 2012-03-30 2015-06-30 Qualcomm Incorporated System and method for suppression of peaking in an external LC filter of a buck regulator
RU2534972C1 (en) * 2013-04-12 2014-12-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Южно-Российский государственный университет экономики и сервиса" (ФГБОУ ВПО "ЮРГУЭС") Broadband non-inverting amplifier with low non-linear noise and harmonic distortion
RU2519348C1 (en) * 2013-05-14 2014-06-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Южно-Российский государственный университет экономики и сервиса" (ФГБОУ ВПО "ЮРГУЭС") Controlled amplifier and analogue signal mixer based on darlington differential stage
CN105353295A (en) * 2015-12-01 2016-02-24 无锡比迅科技有限公司 Operation amplifier gain measurement circuit
RU2614345C1 (en) * 2015-12-21 2017-03-24 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Поволжский государственный технологический университет" Method of exapanding dynamic range in radio systems

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2937316B2 (en) * 1987-08-28 1999-08-23 株式会社東芝 Fm modulator
JPH077891B2 (en) * 1988-01-09 1995-01-30 ローム株式会社 Electronic volume circuit
JPH0281505A (en) * 1988-09-19 1990-03-22 Hitachi Ltd Variable gain amplifier
US5157350A (en) * 1991-10-31 1992-10-20 Harvey Rubens Analog multipliers
JPH05218764A (en) * 1992-02-03 1993-08-27 Hitachi Ltd Electronic volume
DE69229731T2 (en) * 1992-09-16 1999-12-23 St Microelectronics Srl Of the input signal dynamically controlled transconductance differential amplifier
DE69313624T2 (en) * 1993-06-30 1998-04-02 Sgs Thomson Microelectronics controllable amplifier
US5469115A (en) * 1994-04-28 1995-11-21 Qualcomm Incorporated Method and apparatus for automatic gain control in a digital receiver
JPH08130428A (en) * 1994-10-28 1996-05-21 Sony Corp Variable gain amplifier

Also Published As

Publication number Publication date
AU5713298A (en) 1998-08-18
JP2010051011A (en) 2010-03-04
AU732076B2 (en) 2001-04-12
JP2008182755A (en) 2008-08-07
KR20060002023A (en) 2006-01-06
KR20000070394A (en) 2000-11-25
KR100572187B1 (en) 2006-04-18
BR9714291A (en) 2000-04-25
KR100654112B1 (en) 2006-12-05
WO1998033272A1 (en) 1998-07-30
RU2209504C2 (en) 2003-07-27
CA2274529C (en) 2004-07-27
JP2001509345A (en) 2001-07-10
CN1124680C (en) 2003-10-15
CA2274529A1 (en) 1998-07-30
JP4135988B2 (en) 2008-08-20
CN1245598A (en) 2000-02-23
JP2008005538A (en) 2008-01-10

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20111219