KR101437412B1 - A/d 변환기 및 해당 a/d 변환기를 사용한 반도체장치 및 센서 장치 - Google Patents
A/d 변환기 및 해당 a/d 변환기를 사용한 반도체장치 및 센서 장치 Download PDFInfo
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- KR101437412B1 KR101437412B1 KR1020070138218A KR20070138218A KR101437412B1 KR 101437412 B1 KR101437412 B1 KR 101437412B1 KR 1020070138218 A KR1020070138218 A KR 1020070138218A KR 20070138218 A KR20070138218 A KR 20070138218A KR 101437412 B1 KR101437412 B1 KR 101437412B1
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- film
- transistor
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- circuit
- insulating film
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- 238000003746 solid phase reaction Methods 0.000 description 1
- 238000010671 solid-state reaction Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000007725 thermal activation Methods 0.000 description 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
- JOHWNGGYGAVMGU-UHFFFAOYSA-N trifluorochlorine Chemical compound FCl(F)F JOHWNGGYGAVMGU-UHFFFAOYSA-N 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/12—Analogue/digital converters
- H03M1/50—Analogue/digital converters with intermediate conversion to time interval
- H03M1/52—Input signal integrated with linear return to datum
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/12—Analogue/digital converters
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Analogue/Digital Conversion (AREA)
- Semiconductor Integrated Circuits (AREA)
Abstract
Description
Claims (7)
- 적분형 A/D 변환기에 있어서,적분기와, 제 1 내지 제 3 스위치와, 승산 회로와, 감산 회로를 갖고,상기 적분기는 오퍼레이션 앰프와 용량 소자를 갖고,상기 용량 소자는 상기 오퍼레이션 앰프의 반전 입력 단자와 출력 단자의 사이에 전기적으로 접속되고,상기 제 1 스위치는 상기 용량 소자에 병렬로 전기적으로 접속되고,상기 제 2 및 제 3 스위치의 한쪽의 단자는 상기 오퍼레이션 앰프의 반전 입력 단자에 전기적으로 접속되고,상기 승산 회로의 출력 단자와 상기 감산 회로의 입력 단자는 서로 및 상기 오퍼레이션 앰프의 비반전 입력 단자에 전기적으로 접속되고,상기 승산 회로의 입력 단자는 상기 제 2 스위치의 다른 쪽의 단자에 전기적으로 접속되고,상기 감산 회로의 출력 단자는 상기 제 3 스위치의 다른 쪽의 단자에 전기적으로 접속되어 있는 것을 특징으로 하는, 적분형 A/D 변환기.
- 적분형 A/D 변환기에 있어서,적분기와, 제 1 내지 제 3 스위치와, 승산 회로와, 감산 회로를 갖고,상기 적분기는 오퍼레이션 앰프와 용량 소자와 저항 소자를 갖고,상기 용량 소자는 상기 오퍼레이션 앰프의 반전 입력 단자와 출력 단자의 사이에 전기적으로 접속되고,상기 제 1 스위치는 상기 용량 소자에 병렬로 전기적으로 접속되고,상기 제 2 및 제 3 스위치의 한쪽의 단자는 상기 저항 소자를 통해서 상기 오퍼레이션 앰프의 반전 입력 단자에 전기적으로 접속되고,상기 승산 회로의 출력 단자와 상기 감산 회로의 입력 단자는 서로 및 상기 오퍼레이션 앰프의 비반전 입력 단자에 전기적으로 접속되고,상기 승산 회로의 입력 단자는 상기 제 2 스위치의 다른 쪽의 단자에 전기적으로 접속되고,상기 감산 회로의 출력 단자는 상기 제 3 스위치의 다른 쪽의 단자에 전기적으로 접속되어 있는 것을 특징으로 하는, 적분형 A/D 변환기.
- 제 1 항 또는 제 2 항에 있어서,상기 승산 회로는 제 1 저항 소자 및 제 2 저항 소자를 갖고,상기 제 1 저항 소자의 한쪽의 단자와 상기 제 2 저항 소자의 한쪽의 단자는 전기적으로 접속되고,상기 제 1 저항 소자의 다른 쪽의 단자는 상기 감산 회로의 입력 단자에 전기적으로 접속되고,상기 제 1 저항 소자와 상기 제 2 저항 소자의 사이는 상기 승산 회로의 입력 단자에 전기적으로 접속되고,상기 제 2 저항 소자의 다른 쪽의 단자는 접지 전위에 전기적으로 접속되어 있는 것을 특징으로 하는, 적분형 A/D 변환기.
- 제 1 항 또는 제 2 항에 있어서,상기 감산 회로는 제 1 및 제 2 트랜지스터를 갖고,상기 감산 회로의 입력 단자는 상기 제 1 트랜지스터의 게이트 전극에 전기적으로 접속되고,상기 제 1 트랜지스터의 소스 전극 또는 드레인 전극의 한쪽은 전원 전위에 전기적으로 접속되고,상기 제 1 트랜지스터의 소스 전극 또는 드레인 전극의 다른 쪽은 상기 제 2 트랜지스터의 소스 전극 또는 드레인 전극의 한쪽에 전기적으로 접속되고,상기 제 2 트랜지스터의 소스 전극 또는 드레인 전극의 다른 쪽은 접지 전위에 전기적으로 접속되어 있는 것을 특징으로 하는, 적분형 A/D 변환기.
- 제 4 항에 있어서,상기 제 1 및 제 2 트랜지스터는 N형 트랜지스터인 것을 특징으로 하는, 적분형 A/D 변환기.
- 제 1 항 또는 제 2 항에 있어서,상기 감산 회로는 오퍼레이션 앰프와 제 1 트랜지스터와 제 2 트랜지스터를 갖고,상기 감산 회로의 입력 단자는 제 1 트랜지스터의 소스 전극 또는 드레인 전극의 한쪽에 전기적으로 접속되고,상기 제 1 트랜지스터의 소스 전극 또는 드레인 전극의 다른 쪽은 상기 제 1 트랜지스터의 게이트 전극, 상기 감산 회로의 상기 오퍼레이션 앰프의 비반전 입력 단자 및 상기 제 2 트랜지스터의 소스 전극 또는 드레인 전극의 한쪽에 전기적으로 접속되고,상기 감산 회로의 상기 오퍼레이션 앰프의 출력 단자는 상기 오퍼레이션 앰프의 반전 입력 단자에 전기적으로 접속되고,상기 제 2 트랜지스터의 소스 전극 또는 드레인 전극의 다른 쪽은 접지 전위에 전기적으로 접속되어 있는 것을 특징으로 하는, 적분형 A/D 변환기.
- 제 6 항에 있어서,상기 제 1 트랜지스터는 P형 트랜지스터이고, 상기 제 2 트랜지스터는 N형 트랜지스터인 것을 특징으로 하는, 적분형 A/D 변환기.
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JP2006351791 | 2006-12-27 | ||
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JP5415308B2 (ja) | 2010-01-26 | 2014-02-12 | 京セラ株式会社 | 基地局及び基地局での基準タイミングの調整方法 |
JP6263914B2 (ja) * | 2013-09-10 | 2018-01-24 | 株式会社リコー | 撮像装置、撮像装置の駆動方法、および、カメラ |
JP6906978B2 (ja) | 2016-02-25 | 2021-07-21 | 株式会社半導体エネルギー研究所 | 半導体装置、半導体ウェハ、および電子機器 |
KR101888303B1 (ko) * | 2016-12-07 | 2018-08-13 | 한양대학교 산학협력단 | 작은 피크 전류를 실현하는 디지털 아날로그 컨버터 및 이의 동작 방법 |
TWI856126B (zh) | 2019-07-02 | 2024-09-21 | 美商萊特美特股份有限公司 | 光子穩定電路 |
FR3123121A1 (fr) * | 2021-05-19 | 2022-11-25 | Stmicroelectronics (Grenoble 2) Sas | Capteur de lumiere ambiante |
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JPH03235526A (ja) * | 1990-01-25 | 1991-10-21 | Samsung Electron Co Ltd | 積分形アナログ/ディジタル変換器の参照電圧自動制御回路 |
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JPS5415648A (en) * | 1977-06-17 | 1979-02-05 | Chino Works Ltd | Integral ad converter |
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JPS61193521A (ja) * | 1985-02-22 | 1986-08-28 | Nec Corp | Ad変換回路 |
JPH03235526A (ja) * | 1990-01-25 | 1991-10-21 | Samsung Electron Co Ltd | 積分形アナログ/ディジタル変換器の参照電圧自動制御回路 |
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JP5030766B2 (ja) | 2012-09-19 |
JP2008182688A (ja) | 2008-08-07 |
US20080158030A1 (en) | 2008-07-03 |
KR20080061315A (ko) | 2008-07-02 |
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