JPWO2021070245A1 - - Google Patents
Info
- Publication number
- JPWO2021070245A1 JPWO2021070245A1 JP2021550972A JP2021550972A JPWO2021070245A1 JP WO2021070245 A1 JPWO2021070245 A1 JP WO2021070245A1 JP 2021550972 A JP2021550972 A JP 2021550972A JP 2021550972 A JP2021550972 A JP 2021550972A JP WO2021070245 A1 JPWO2021070245 A1 JP WO2021070245A1
- Authority
- JP
- Japan
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential amplifiers
- H03F3/45071—Differential amplifiers with semiconductor devices only
- H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
- H03F3/45179—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using MOSFET transistors as the active amplifying circuit
- H03F3/45269—Complementary non-cross coupled types
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/30—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor
- H03F3/3001—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor with field-effect transistors
- H03F3/3022—CMOS common source output SEPP amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential amplifiers
- H03F3/45071—Differential amplifiers with semiconductor devices only
- H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
- H03F3/45179—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using MOSFET transistors as the active amplifying circuit
- H03F3/45183—Long tailed pairs
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential amplifiers
- H03F3/45071—Differential amplifiers with semiconductor devices only
- H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
- H03F3/45179—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using MOSFET transistors as the active amplifying circuit
- H03F3/45183—Long tailed pairs
- H03F3/45192—Folded cascode stages
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential amplifiers
- H03F3/45071—Differential amplifiers with semiconductor devices only
- H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
- H03F3/45475—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using IC blocks as the active amplifying circuit
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/72—Gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
- H03F2203/45—Indexing scheme relating to differential amplifiers
- H03F2203/45244—Indexing scheme relating to differential amplifiers the differential amplifier contains one or more explicit bias circuits, e.g. to bias the tail current sources, to bias the load transistors
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
- H03F2203/45—Indexing scheme relating to differential amplifiers
- H03F2203/45366—Indexing scheme relating to differential amplifiers the AAC comprising multiple transistors parallel coupled at their gates only, e.g. in a cascode dif amp, only those forming the composite common source transistor
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2019/039649 WO2021070245A1 (ja) | 2019-10-08 | 2019-10-08 | 演算増幅器 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2021070245A1 true JPWO2021070245A1 (https=) | 2021-04-15 |
| JPWO2021070245A5 JPWO2021070245A5 (https=) | 2022-05-19 |
| JP7301145B2 JP7301145B2 (ja) | 2023-06-30 |
Family
ID=75437035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021550972A Active JP7301145B2 (ja) | 2019-10-08 | 2019-10-08 | 演算増幅器 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20220278662A1 (https=) |
| JP (1) | JP7301145B2 (https=) |
| CN (1) | CN114503430A (https=) |
| WO (1) | WO2021070245A1 (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20240429887A1 (en) * | 2023-06-21 | 2024-12-26 | Qualcomm Incorporated | Operational transconductance amplifier with boosted transconductance |
| CN117806407A (zh) * | 2023-12-25 | 2024-04-02 | 普冉半导体(上海)股份有限公司 | 一种二级运放调压电路以及电子设备 |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03196279A (ja) * | 1989-12-25 | 1991-08-27 | Nec Corp | 演算増幅器 |
| JPH03285409A (ja) * | 1990-03-30 | 1991-12-16 | Fujitsu Ltd | 増幅器 |
| JP2003069353A (ja) * | 2001-08-24 | 2003-03-07 | Toshiba Corp | 差動増幅回路および液晶表示装置駆動用半導体集積回路 |
| JP2009302619A (ja) * | 2008-06-10 | 2009-12-24 | Toshiba Corp | 演算増幅器 |
| US20130181775A1 (en) * | 2012-01-18 | 2013-07-18 | Quan Wan | Rail-to rail input circuit |
| JP2014204291A (ja) * | 2013-04-04 | 2014-10-27 | 富士電機株式会社 | 演算増幅回路 |
| JP2018129571A (ja) * | 2017-02-06 | 2018-08-16 | 三菱電機株式会社 | コンパレータ、ａｄ変換器、半導体集積回路および回転検出装置 |
| JP2018164182A (ja) * | 2017-03-24 | 2018-10-18 | エイブリック株式会社 | 差動増幅回路 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3476645B2 (ja) * | 1996-11-08 | 2003-12-10 | シャープ株式会社 | 差動増幅器、および、ボルテージフォロワ回路 |
| DE19708203C2 (de) * | 1997-02-28 | 1998-12-03 | Siemens Ag | Komparatorschaltung |
| US7692453B2 (en) * | 2004-08-11 | 2010-04-06 | Atmel Corporation | Detector of differential threshold voltage |
| JP4797734B2 (ja) * | 2006-03-23 | 2011-10-19 | 日本電気株式会社 | 差動増幅器とデジタル・アナログ変換器、並びに表示装置 |
| JP4290721B2 (ja) * | 2006-11-15 | 2009-07-08 | シャープ株式会社 | バンドパスフィルタ回路、並びに赤外線信号処理回路 |
| US7812673B1 (en) * | 2007-10-03 | 2010-10-12 | Analog Devices, Inc. | Amplifier having input/output cells with discrete gain steps |
| EP2311184A4 (en) * | 2008-07-18 | 2014-02-26 | Peregrine Semiconductor Corp | SOFTENER HIGH PERFORMANCE VOLTAGE GENERATION CIRCUITS AND METHOD |
| US10320346B2 (en) * | 2017-08-23 | 2019-06-11 | Semiconductor Components Industries, Llc | Bidirectional current sense amplifier |
| US11176888B2 (en) * | 2019-08-22 | 2021-11-16 | Apple Inc. | Auto-zero applied buffer for display circuitry |
-
2019
- 2019-10-08 US US17/631,625 patent/US20220278662A1/en not_active Abandoned
- 2019-10-08 WO PCT/JP2019/039649 patent/WO2021070245A1/ja not_active Ceased
- 2019-10-08 JP JP2021550972A patent/JP7301145B2/ja active Active
- 2019-10-08 CN CN201980101067.5A patent/CN114503430A/zh not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03196279A (ja) * | 1989-12-25 | 1991-08-27 | Nec Corp | 演算増幅器 |
| JPH03285409A (ja) * | 1990-03-30 | 1991-12-16 | Fujitsu Ltd | 増幅器 |
| JP2003069353A (ja) * | 2001-08-24 | 2003-03-07 | Toshiba Corp | 差動増幅回路および液晶表示装置駆動用半導体集積回路 |
| JP2009302619A (ja) * | 2008-06-10 | 2009-12-24 | Toshiba Corp | 演算増幅器 |
| US20130181775A1 (en) * | 2012-01-18 | 2013-07-18 | Quan Wan | Rail-to rail input circuit |
| JP2014204291A (ja) * | 2013-04-04 | 2014-10-27 | 富士電機株式会社 | 演算増幅回路 |
| JP2018129571A (ja) * | 2017-02-06 | 2018-08-16 | 三菱電機株式会社 | コンパレータ、ａｄ変換器、半導体集積回路および回転検出装置 |
| JP2018164182A (ja) * | 2017-03-24 | 2018-10-18 | エイブリック株式会社 | 差動増幅回路 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114503430A (zh) | 2022-05-13 |
| JP7301145B2 (ja) | 2023-06-30 |
| WO2021070245A1 (ja) | 2021-04-15 |
| US20220278662A1 (en) | 2022-09-01 |
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