JPH11506579A - マルチプレクスされてオーバサンプリングされるアナログ−デジタル変調のための方法および装置 - Google Patents
マルチプレクスされてオーバサンプリングされるアナログ−デジタル変調のための方法および装置Info
- Publication number
- JPH11506579A JPH11506579A JP8533592A JP53359296A JPH11506579A JP H11506579 A JPH11506579 A JP H11506579A JP 8533592 A JP8533592 A JP 8533592A JP 53359296 A JP53359296 A JP 53359296A JP H11506579 A JPH11506579 A JP H11506579A
- Authority
- JP
- Japan
- Prior art keywords
- signal
- bit
- charge
- analog
- array
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M3/00—Conversion of analogue values to or from differential modulation
- H03M3/30—Delta-sigma modulation
- H03M3/458—Analogue/digital converters using delta-sigma modulation as an intermediate step
- H03M3/466—Multiplexed conversion systems
- H03M3/472—Shared, i.e. using a single converter for multiple channels
- H03M3/474—Shared, i.e. using a single converter for multiple channels using time-division multiplexing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Analogue/Digital Conversion (AREA)
- Solid State Image Pick-Up Elements (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.焦点面に入射するエネルギパターンに応答して、前記パターンを表わす出力 ビットストリームを生成するための撮像装置であって、 入射するエネルギの量に関連したアナログピクセル信号を各々生成できるm個 のエネルギ収集エレメントを含み、前記m個のエネルギ収集エレメントは前記焦 点面の異なった区域からエネルギをそれぞれ収集するために装着され、さらに、 前記ピクセル信号の異なった1つを各々積分するためのm個の積分器と、 前記m個の積分されたピクセル信号の各々に周期的に関連づけられ、前記積分 されたピクセル信号の各々が予め定められたしきい値を超えるかどうかを示す1 ビット比較信号を発生するための共通の比較器と、 前記1ビット比較信号を周期的にサンプリングするためのタイミング回路と、 関連づけられた前記1ビット比較信号のサンプルに従って前記アナログピクセ ル信号の各々から電荷を周期的に除去するための電荷除去回路と、 前記積分されたピクセル信号の各々に関連したNビット値を周期的に発生する ための共通のNビットA/Dコンバータと、 前記ビットストリーム出力を発生するために、前記積分されたピクセル信号の 各々と関連した前記複数個の前記Nビット値を処理するためのデシメータとを含 む、撮像装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/480,130 US5659315A (en) | 1992-05-19 | 1995-06-07 | Method and apparatus for multiplexed oversampled analog to digital modulation |
US08/480,130 | 1995-06-07 | ||
PCT/US1996/007946 WO1996041420A2 (en) | 1995-06-07 | 1996-06-03 | Method and apparatus for multiplexed oversampled analog to digital modulation |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH11506579A true JPH11506579A (ja) | 1999-06-08 |
JP3766691B2 JP3766691B2 (ja) | 2006-04-12 |
Family
ID=23906783
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP53359296A Expired - Fee Related JP3766691B2 (ja) | 1995-06-07 | 1996-06-03 | マルチプレクスされてオーバサンプリングされるアナログ−デジタル変調のための方法および装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US5659315A (ja) |
EP (1) | EP0835556B1 (ja) |
JP (1) | JP3766691B2 (ja) |
CA (1) | CA2222220C (ja) |
DE (1) | DE69635896T2 (ja) |
WO (1) | WO1996041420A2 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7227570B2 (en) | 2002-06-04 | 2007-06-05 | Sony Corporation | Solid-state image pickup device and signal processing method therefor |
KR20140020799A (ko) * | 2012-08-10 | 2014-02-19 | 인피니온 테크놀로지스 아게 | 가변 양자화기를 구비한 변조기 |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5949483A (en) * | 1994-01-28 | 1999-09-07 | California Institute Of Technology | Active pixel sensor array with multiresolution readout |
US5949360A (en) * | 1995-09-06 | 1999-09-07 | Yamaha Corporation | Analog/digital converter utilizing time-shared integrating circuitry |
DE19715214C1 (de) * | 1997-04-11 | 1998-07-02 | Siemens Ag | Bildsensor mit einer Vielzahl von Bildpunkt-Sensorbereichen |
US5925883A (en) * | 1997-07-25 | 1999-07-20 | Raytheon Company | Staring IR-FPA with CCD-based image motion compensation |
US6198417B1 (en) | 1998-01-29 | 2001-03-06 | Massachusetts Institute Of Technology | Pipelined oversampling A/D converter |
US6448912B1 (en) * | 1998-10-29 | 2002-09-10 | Micron Technology, Inc. | Oversampled centroid A to D converter |
KR100323333B1 (ko) * | 1999-09-01 | 2002-02-19 | 윤덕용 | 씨씨디 소자를 이용한 별 감지기 및 그의 별 인식/추적 방법 |
AU8024700A (en) | 1999-10-21 | 2001-04-30 | William J. Mandl | System for digitally driving addressable pixel matrix |
FR2810172B1 (fr) * | 2000-06-13 | 2004-10-15 | Commissariat Energie Atomique | Procede de conversion d'un signal analogique en signal numerique et detecteur de rayonnements electromagnetiques utilisant ce procede |
US6441759B1 (en) * | 2000-08-30 | 2002-08-27 | Hrl Laboratories, Llc | Multi-bit ΔΣ modulator having linear output |
AU2002224012A1 (en) * | 2000-11-23 | 2002-06-03 | The Indian Institute Of Technology (Iitd) | Analog to digital converter |
WO2005008906A2 (en) * | 2003-07-14 | 2005-01-27 | University Of Rochester | Multiplexed-input-separated sigma-delta analog-to-digital converter design for pixel-level analog-to-digital conversion |
US7250887B2 (en) * | 2004-10-25 | 2007-07-31 | Broadcom Corporation | System and method for spur cancellation |
US7466255B1 (en) | 2005-11-17 | 2008-12-16 | University Of Rochester | Multiplexed-input-separated Σ-Δ analog-to-digital converter for pixel-level analog-to-digital conversion utilizing a feedback DAC separation |
US7514716B2 (en) * | 2006-08-29 | 2009-04-07 | Aptina Imaging Corporation | In-pixel analog memory with non-destructive read sense circuit for high dynamic range global shutter pixel operation |
US7733262B2 (en) * | 2007-06-15 | 2010-06-08 | Micron Technology, Inc. | Quantizing circuits with variable reference signals |
US7538702B2 (en) | 2007-06-15 | 2009-05-26 | Micron Technology, Inc. | Quantizing circuits with variable parameters |
US7667632B2 (en) * | 2007-06-15 | 2010-02-23 | Micron Technology, Inc. | Quantizing circuits for semiconductor devices |
US8026471B2 (en) * | 2008-07-23 | 2011-09-27 | Princeton Lightwave, Inc. | Single-photon avalanche detector-based focal plane array |
US7812755B2 (en) * | 2008-11-06 | 2010-10-12 | Raytheon Company | Signal processor with analog residue |
US8085179B2 (en) * | 2010-02-27 | 2011-12-27 | Infineon Technologies Ag | Analog-to-digital converter |
JP5903772B2 (ja) * | 2011-04-11 | 2016-04-13 | ソニー株式会社 | 固体撮像素子およびカメラシステム |
US9124286B1 (en) * | 2014-02-18 | 2015-09-01 | Integrated Device Technology, Inc. | Protection for analog to digital converters |
US9628105B1 (en) | 2015-10-02 | 2017-04-18 | Senseeker Engineering Inc. | Electronic circuit having dynamic resistance element |
US9866780B1 (en) * | 2016-11-17 | 2018-01-09 | Northrop Grumman Systems Corporation | Pixel information recovery by oversampling a comparison of pixel data and a noise signal |
US11005495B1 (en) | 2019-04-11 | 2021-05-11 | Senseeker Engineering, Inc. | Charge transfer circuit for compact modulators |
US11258978B2 (en) | 2019-07-17 | 2022-02-22 | Solsona Enterprise, Llc | Methods and systems for representing video in continuous time |
WO2022146979A1 (en) * | 2020-12-30 | 2022-07-07 | Obsidian Sensor, Inc. | Adaptive charge measurement circuit for data converters |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2428945A1 (fr) * | 1978-06-13 | 1980-01-11 | Thomson Csf | Dispositif de numerisation de signaux transitoires |
US4704600A (en) * | 1985-02-04 | 1987-11-03 | Nippon Telegraph And Telephone Corporation | Oversampling converter |
US5014059A (en) * | 1987-07-28 | 1991-05-07 | Tektronix, Inc. | Analog-to-digital converter system |
EP0431214A1 (de) * | 1989-12-08 | 1991-06-12 | Siemens Aktiengesellschaft | Analog-Digital-Wandleranordnung |
US5030953A (en) * | 1990-07-11 | 1991-07-09 | Massachusetts Institute Of Technology | Charge domain block matching processor |
US5142286A (en) * | 1990-10-01 | 1992-08-25 | General Electric Company | Read-out photodiodes using sigma-delta oversampled analog-to-digital converters |
US5150120A (en) * | 1991-01-03 | 1992-09-22 | Harris Corp. | Multiplexed sigma-delta A/D converter |
US5140325A (en) * | 1991-05-14 | 1992-08-18 | Industrial Technology Research Institute | Sigma-delta analog-to-digital converters based on switched-capacitor differentiators and delays |
-
1995
- 1995-06-07 US US08/480,130 patent/US5659315A/en not_active Expired - Lifetime
-
1996
- 1996-06-03 JP JP53359296A patent/JP3766691B2/ja not_active Expired - Fee Related
- 1996-06-03 EP EP96930485A patent/EP0835556B1/en not_active Expired - Lifetime
- 1996-06-03 WO PCT/US1996/007946 patent/WO1996041420A2/en active IP Right Grant
- 1996-06-03 CA CA002222220A patent/CA2222220C/en not_active Expired - Fee Related
- 1996-06-03 DE DE69635896T patent/DE69635896T2/de not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7227570B2 (en) | 2002-06-04 | 2007-06-05 | Sony Corporation | Solid-state image pickup device and signal processing method therefor |
US8587688B2 (en) | 2002-06-04 | 2013-11-19 | Sony Corporation | Solid-state image pickup device and signal processing method therefor |
US8896738B2 (en) | 2002-06-04 | 2014-11-25 | Sony Corporation | Solid-state image pickup device and signal processing method therefor |
US9041827B2 (en) | 2002-06-04 | 2015-05-26 | Sony Corporation | Solid-state image pickup device and signal processing method therefor |
KR20140020799A (ko) * | 2012-08-10 | 2014-02-19 | 인피니온 테크놀로지스 아게 | 가변 양자화기를 구비한 변조기 |
Also Published As
Publication number | Publication date |
---|---|
DE69635896D1 (de) | 2006-05-04 |
CA2222220C (en) | 2004-08-10 |
EP0835556B1 (en) | 2006-03-08 |
AU6950196A (en) | 1996-12-30 |
DE69635896T2 (de) | 2006-11-16 |
EP0835556A4 (en) | 2001-03-07 |
CA2222220A1 (en) | 1996-12-19 |
EP0835556A2 (en) | 1998-04-15 |
AU695263B2 (en) | 1998-08-13 |
WO1996041420A3 (en) | 1997-02-13 |
US5659315A (en) | 1997-08-19 |
WO1996041420A2 (en) | 1996-12-19 |
JP3766691B2 (ja) | 2006-04-12 |
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