CN108206680B - 可变增益放大器 - Google Patents
可变增益放大器 Download PDFInfo
- Publication number
- CN108206680B CN108206680B CN201710059461.XA CN201710059461A CN108206680B CN 108206680 B CN108206680 B CN 108206680B CN 201710059461 A CN201710059461 A CN 201710059461A CN 108206680 B CN108206680 B CN 108206680B
- Authority
- CN
- China
- Prior art keywords
- transconductance stage
- stage
- control
- transconductance
- attenuation network
- 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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Classifications
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- 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
- 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
- H03G1/0017—Circuits 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
- H03G1/0029—Circuits 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 using field-effect transistors [FET]
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- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Landscapes
- Control Of Amplification And Gain Control (AREA)
- Networks Using Active Elements (AREA)
Abstract
Description
Claims (4)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2016213910743 | 2016-12-16 | ||
CN201621391074 | 2016-12-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108206680A CN108206680A (zh) | 2018-06-26 |
CN108206680B true CN108206680B (zh) | 2023-09-08 |
Family
ID=59803996
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710059461.XA Active CN108206680B (zh) | 2016-12-16 | 2017-01-24 | 可变增益放大器 |
CN201720103661.6U Active CN206498384U (zh) | 2016-12-16 | 2017-01-24 | 可变增益放大器 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201720103661.6U Active CN206498384U (zh) | 2016-12-16 | 2017-01-24 | 可变增益放大器 |
Country Status (1)
Country | Link |
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CN (2) | CN108206680B (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108206680B (zh) * | 2016-12-16 | 2023-09-08 | 江苏海瑞达微电子科技有限公司 | 可变增益放大器 |
WO2020125953A1 (en) * | 2018-12-18 | 2020-06-25 | Huawei Technologies Co., Ltd. | Linear wide-range variable gain amplifier for broadband applications |
CN112787611A (zh) * | 2020-12-30 | 2021-05-11 | 四川长虹电器股份有限公司 | 可控增益放大器 |
CN112671360A (zh) * | 2020-12-30 | 2021-04-16 | 四川长虹电器股份有限公司 | 多通道可控增益放大器 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101924527A (zh) * | 2010-09-19 | 2010-12-22 | 复旦大学 | 一种具有精确增益步长的宽带可编程增益放大器 |
CN103036517A (zh) * | 2012-12-19 | 2013-04-10 | 天津大学 | 一种dB线性可变增益放大器 |
CN105897207A (zh) * | 2016-03-28 | 2016-08-24 | 华为技术有限公司 | 一种连续可变增益放大器 |
CN206498384U (zh) * | 2016-12-16 | 2017-09-15 | 江苏安其威微电子科技有限公司 | 可变增益放大器 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE602005007857D1 (de) * | 2005-04-14 | 2008-08-14 | St Microelectronics Sa | Verstärker mit veränderlichem Verstärkungsfaktor mit hoher Linearität gegenüber Veränderungen des Verstärkungsfaktors |
US20090251218A1 (en) * | 2008-04-03 | 2009-10-08 | Paulo Oliveira | Variable Gain Amplifier |
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2017
- 2017-01-24 CN CN201710059461.XA patent/CN108206680B/zh active Active
- 2017-01-24 CN CN201720103661.6U patent/CN206498384U/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101924527A (zh) * | 2010-09-19 | 2010-12-22 | 复旦大学 | 一种具有精确增益步长的宽带可编程增益放大器 |
CN103036517A (zh) * | 2012-12-19 | 2013-04-10 | 天津大学 | 一种dB线性可变增益放大器 |
CN105897207A (zh) * | 2016-03-28 | 2016-08-24 | 华为技术有限公司 | 一种连续可变增益放大器 |
CN206498384U (zh) * | 2016-12-16 | 2017-09-15 | 江苏安其威微电子科技有限公司 | 可变增益放大器 |
Also Published As
Publication number | Publication date |
---|---|
CN108206680A (zh) | 2018-06-26 |
CN206498384U (zh) | 2017-09-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: Room 1101-22, building a, building 4, Nanjing Baixia hi tech Industrial Development Zone, No.6 Yongzhi Road, Qinhuai District, Nanjing City, Jiangsu Province Applicant after: Jiangsu hairuida Microelectronics Technology Co.,Ltd. Address before: Business Outsourcing Service Center No. 188 michimori Road Development Zone 226200 Jiangsu city of Nantong Province Applicant before: JIANGSU ANQIWEI MICROELECTRONICS TECHNOLOGY Co.,Ltd. |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Variable gain amplifier Granted publication date: 20230908 Pledgee: Bank of China Limited Nanjing Gulou Branch Pledgor: Jiangsu hairuida Microelectronics Technology Co.,Ltd. Registration number: Y2024980003263 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20230908 Pledgee: Bank of China Limited Nanjing Gulou Branch Pledgor: Jiangsu hairuida Microelectronics Technology Co.,Ltd. Registration number: Y2024980003263 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Variable gain amplifier Granted publication date: 20230908 Pledgee: Bank of China Limited Nanjing Gulou Branch Pledgor: Jiangsu hairuida Microelectronics Technology Co.,Ltd. Registration number: Y2024980055684 |