HK1180462A1 - Chopping amplifier and method of reducing its offset voltage - Google Patents

Chopping amplifier and method of reducing its offset voltage

Info

Publication number
HK1180462A1
HK1180462A1 HK13107638.8A HK13107638A HK1180462A1 HK 1180462 A1 HK1180462 A1 HK 1180462A1 HK 13107638 A HK13107638 A HK 13107638A HK 1180462 A1 HK1180462 A1 HK 1180462A1
Authority
HK
Hong Kong
Prior art keywords
reducing
offset voltage
chopping amplifier
chopping
amplifier
Prior art date
Application number
HK13107638.8A
Other languages
Chinese (zh)
Inventor
姜琿王自强張春麥宋平陳虹王志華
Original Assignee
清華大學深圳研究生院 廣東省深圳市南山區
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 清華大學深圳研究生院 廣東省深圳市南山區 filed Critical 清華大學深圳研究生院 廣東省深圳市南山區
Publication of HK1180462A1 publication Critical patent/HK1180462A1/en

Links

HK13107638.8A 2012-12-26 2013-06-28 Chopping amplifier and method of reducing its offset voltage HK1180462A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201210573925.6A CN103117713B (en) 2012-12-26 2012-12-26 A kind of chopper amplifier and reduce the method for its offset voltage

Publications (1)

Publication Number Publication Date
HK1180462A1 true HK1180462A1 (en) 2013-10-18

Family

ID=48416005

Family Applications (1)

Application Number Title Priority Date Filing Date
HK13107638.8A HK1180462A1 (en) 2012-12-26 2013-06-28 Chopping amplifier and method of reducing its offset voltage

Country Status (2)

Country Link
CN (1) CN103117713B (en)
HK (1) HK1180462A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10003306B1 (en) * 2017-03-23 2018-06-19 Texas Instruments Incorporated Ripple reduction filter for chopped amplifiers
CN117526946A (en) * 2024-01-02 2024-02-06 上海安其威微电子科技有限公司 Logarithmic conversion circuit and chip

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007049285A (en) * 2005-08-08 2007-02-22 Seiko Instruments Inc Chopper amplifier circuit and semiconductor device
US7724080B2 (en) * 2008-06-11 2010-05-25 Intersil Americas Inc. Chopper stabilized amplifier
CN202334440U (en) * 2011-11-25 2012-07-11 无锡力芯微电子股份有限公司 Chopped wave amplification circuit and multistage amplification system

Also Published As

Publication number Publication date
CN103117713A (en) 2013-05-22
CN103117713B (en) 2015-08-19

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Legal Events

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

Effective date: 20211228