CN1774859A - 一种控制可变增益放大器的方法和电子电路 - Google Patents
一种控制可变增益放大器的方法和电子电路 Download PDFInfo
- Publication number
- CN1774859A CN1774859A CN200480010286.6A CN200480010286A CN1774859A CN 1774859 A CN1774859 A CN 1774859A CN 200480010286 A CN200480010286 A CN 200480010286A CN 1774859 A CN1774859 A CN 1774859A
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- China
- Prior art keywords
- semiconductor switch
- voltage
- grid voltage
- grid
- circuit
- 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.)
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Links
- 238000000034 method Methods 0.000 title claims abstract description 13
- 239000004065 semiconductor Substances 0.000 claims abstract description 39
- 238000006243 chemical reaction Methods 0.000 claims description 15
- 108010076504 Protein Sorting Signals Proteins 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 239000004020 conductor Substances 0.000 claims 1
- 230000007704 transition Effects 0.000 abstract description 2
- 239000003990 capacitor Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000009022 nonlinear effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Images
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
- H03G1/0088—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using discontinuously variable devices, e.g. switch-operated
Landscapes
- Control Of Amplification And Gain Control (AREA)
- Amplifiers (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
Description
开关MOST的栅极 | |||||||||
增益 | A | B | C | D | E | F | G | H | I |
-6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
-4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
-2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
0 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
2 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
4 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 |
6 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 |
8 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 |
10 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 |
12 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
开关MOST的栅极 | ||||||||||
增益 | J | K | L | M | N | O | P | Q | R | S |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
0.2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
0.4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 |
0.6 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 |
0.8 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 |
1 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 |
1.2 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
1.4 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
1.6 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
1.8 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
Claims (15)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP03101041.6 | 2003-04-16 | ||
EP03101041 | 2003-04-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1774859A true CN1774859A (zh) | 2006-05-17 |
CN100557961C CN100557961C (zh) | 2009-11-04 |
Family
ID=33185940
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004800102866A Expired - Fee Related CN100557961C (zh) | 2003-04-16 | 2004-04-08 | 一种具有可变增益放大器的电子电路 |
Country Status (7)
Country | Link |
---|---|
US (1) | US7248107B2 (zh) |
EP (1) | EP1618654B1 (zh) |
JP (1) | JP2006523997A (zh) |
CN (1) | CN100557961C (zh) |
AT (1) | ATE377290T1 (zh) |
DE (1) | DE602004009781T2 (zh) |
WO (1) | WO2004093312A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN118395093A (zh) * | 2024-06-26 | 2024-07-26 | 广东海洋大学 | 一种基于传感器阵列的智能数据采集处理系统 |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3108712U (ja) * | 2004-11-11 | 2005-04-28 | アルプス電気株式会社 | 可変利得増幅回路 |
US8184206B2 (en) | 2006-11-07 | 2012-05-22 | Csr Technology Inc. | Pseudo digital gain control for broadband tuner |
JP2011091572A (ja) * | 2009-10-21 | 2011-05-06 | Sanyo Electric Co Ltd | 可変利得増幅回路 |
KR101174634B1 (ko) | 2010-07-26 | 2012-08-20 | 삼성전자주식회사 | 등비적으로 저항값이 변하는 가변 저항 및 이를 이용한 가변이득 증폭기와 가변 차단주파수 필터 |
US8279007B2 (en) | 2010-10-21 | 2012-10-02 | Integrated Device Technology, Inc. | Switch for use in a programmable gain amplifier |
WO2012139665A1 (en) * | 2011-04-15 | 2012-10-18 | Nxp B.V. | Variable gain amplifier |
US9716479B2 (en) | 2013-02-08 | 2017-07-25 | Analog Devices, Inc. | Variable gain amplifier |
DE102013111517A1 (de) * | 2013-10-18 | 2015-04-23 | Hella Kgaa Hueck & Co. | Radargerät und Verfahren zum Betreiben eines Radargerätes |
US20170063306A1 (en) * | 2015-08-27 | 2017-03-02 | Qualcomm Incorporated | Gate induced drain leakage reduction |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ZA805415B (en) * | 1979-09-14 | 1981-08-26 | Plessey Overseas | Digitally controlled wide range automatic gain control |
US4675905A (en) * | 1985-04-12 | 1987-06-23 | Ampex Corporation | Multiple input silent audio switch |
US4888810A (en) * | 1987-08-05 | 1989-12-19 | Argosy Electronics | Analog volume control circuit |
US4855685A (en) * | 1987-09-30 | 1989-08-08 | Texas Instruments Incorporated | Precision switchable gain circuit |
US5175508A (en) * | 1991-12-05 | 1992-12-29 | Ford Motor Company | Voltage-controlled amplifier using operational amplifier |
US5412346A (en) * | 1993-12-13 | 1995-05-02 | At&T Corp. | Variable gain voltage signal amplifier |
JPH09289426A (ja) * | 1996-04-24 | 1997-11-04 | Sony Corp | 自動利得制御方法及び自動利得制御装置 |
US5877612A (en) * | 1997-03-24 | 1999-03-02 | The United States Of America As Represented By The Secretary Of The Navy | Amplification of signals from high impedance sources |
US6931124B1 (en) * | 2000-01-13 | 2005-08-16 | Acoustic Technology, Inc. | Soft mute circuit |
-
2004
- 2004-04-08 CN CNB2004800102866A patent/CN100557961C/zh not_active Expired - Fee Related
- 2004-04-08 JP JP2006506826A patent/JP2006523997A/ja active Pending
- 2004-04-08 AT AT04726595T patent/ATE377290T1/de not_active IP Right Cessation
- 2004-04-08 US US10/552,817 patent/US7248107B2/en not_active Expired - Lifetime
- 2004-04-08 EP EP04726595A patent/EP1618654B1/en not_active Expired - Lifetime
- 2004-04-08 DE DE602004009781T patent/DE602004009781T2/de not_active Expired - Lifetime
- 2004-04-08 WO PCT/IB2004/050415 patent/WO2004093312A1/en active IP Right Grant
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN118395093A (zh) * | 2024-06-26 | 2024-07-26 | 广东海洋大学 | 一种基于传感器阵列的智能数据采集处理系统 |
Also Published As
Publication number | Publication date |
---|---|
DE602004009781T2 (de) | 2008-08-28 |
CN100557961C (zh) | 2009-11-04 |
US20060208801A1 (en) | 2006-09-21 |
ATE377290T1 (de) | 2007-11-15 |
EP1618654A1 (en) | 2006-01-25 |
US7248107B2 (en) | 2007-07-24 |
WO2004093312A1 (en) | 2004-10-28 |
EP1618654B1 (en) | 2007-10-31 |
DE602004009781D1 (de) | 2007-12-13 |
JP2006523997A (ja) | 2006-10-19 |
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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: 20071012 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20071012 Address after: Holland Ian Deho Finn Applicant after: NXP B.V. Address before: Holland Ian Deho Finn Applicant before: Koninklijke Philips Electronics N.V. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20150914 Address after: Delaware Patentee after: III Holdings 6 LLC Address before: Holland Ian Deho Finn Patentee before: NXP B.V. |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091104 |