JP4125602B2 - 集積回路のための改良された反復セル整合法 - Google Patents
集積回路のための改良された反復セル整合法 Download PDFInfo
- Publication number
- JP4125602B2 JP4125602B2 JP2002587930A JP2002587930A JP4125602B2 JP 4125602 B2 JP4125602 B2 JP 4125602B2 JP 2002587930 A JP2002587930 A JP 2002587930A JP 2002587930 A JP2002587930 A JP 2002587930A JP 4125602 B2 JP4125602 B2 JP 4125602B2
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- output
- cell
- mismatch
- output circuit
- 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.)
- Expired - Fee Related
Links
- 230000000694 effects Effects 0.000 claims abstract description 20
- 230000003252 repetitive effect Effects 0.000 claims abstract description 13
- 230000002411 adverse Effects 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 1
- 230000010354 integration Effects 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
- H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
- H03M1/0617—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence
- H03M1/0675—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence using redundancy
- H03M1/0678—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence using redundancy using additional components or elements, e.g. dummy components
-
- 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
- H03M1/34—Analogue value compared with reference values
- H03M1/36—Analogue value compared with reference values simultaneously only, i.e. parallel type
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Semiconductor Integrated Circuits (AREA)
- Logic Circuits (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Analogue/Digital Conversion (AREA)
Description
さらに、本発明の目的は、少ない部品を追加することで、セル不整合だけでなく出力回路の不整合の弊害を減らすような集積回路を提供することである。
本発明は、反復集積回路内のセルの不整合と、関連する出力回路の不整合の両方の弊害を、セルと出力回路の有効出力を変更する回路を形成するインピーダンスを用いて減らすことができるということを具現化することから得られる。
14,16,18…セル
20,22,30,32,40,42、122,126,130,134,138,
142…トランジスタ
24,34,44,125,129,133,137,141,145…電流源
26,28,36,38,46,48,82,84,86,88,90,92,94,
96,152,154,156,158,160,162,164,166…抵抗
50,52,54…基準入力
56,58,60…信号入力
80…インピーダンスネットワーク
110,112,114,116,118,120…出力回路
150…第2インピーダンスネットワーク
Claims (2)
- 個々の入力に応答して出力信号を作り出すために多くの反復セルを含む集積回路において、
前記セルの各々は、電流源からの電流を流す二つの端子を有する回路要素を含み、対応するセル出力信号を作り出し、インピーダンスネットワークは、各々が、前記回路要素の個々の組の対応する端子間で接続される一組のインピーダンス要素を含んでおり、前記組の各回路要素は個々のセルの一部を形成し、前記インピーダンス要素が、そこを通り、前記出力信号上のセル不整合の影響を減らすような電流の流れを許容し、出力回路は、各セルと結びついており、各出力回路は、関連する電流源からの電流を流す二つの端子を有する回路素子を含み、対応する出力信号を作り出し、出力回路の不整合の影響を減らすための改良点は、
各々が前記回路素子の個々の組の対応する端子間で接続される、インピーダンス要素の第2の組を含む第2インピーダンスネットワークを備えており、その組の各回路素子で、個々の出力回路の一部を形成し、第2インピーダンス要素が、そこを通って、出力信号上の出力回路不整合の影響を減らす電流を流すことを許容する
ことを特徴とする集積回路。 - 個々の入力に応答して、出力信号を作り出すために多くの反復セルを含む集積回路において、
各セルは、出力回路出力信号を作り出すための前記セル出力信号に応答する出力回路に接続しており、前記出力回路の各々は、関連する電流源からの電流を流す二つの端子を有する回路素子を含み、対応する出力回路出力信号を作り出し、セル不整合と出力回路不整合の影響を減らすための改良点は、
前記回路素子の個々の組の対応する端子間で各々接続される一組のインピーダンス要素を含んだインピーダンスネットワークを備え、その組の各回路素子は、個々の出力回路の一部を形成し、前記インピーダンス要素は、出力信号上のセル不整合と出力回路不整合の影響を減らすことを特徴とする集積回路。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/851,658 US6480136B1 (en) | 2001-05-08 | 2001-05-08 | Modified repetitive cell matching technique for integrated circuits |
PCT/US2002/011772 WO2002091583A1 (en) | 2001-05-08 | 2002-04-12 | Modified repetitive cell matching technique for integrated circuits |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2004529570A JP2004529570A (ja) | 2004-09-24 |
JP4125602B2 true JP4125602B2 (ja) | 2008-07-30 |
Family
ID=25311323
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2002587930A Expired - Fee Related JP4125602B2 (ja) | 2001-05-08 | 2002-04-12 | 集積回路のための改良された反復セル整合法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US6480136B1 (ja) |
EP (1) | EP1386402B1 (ja) |
JP (1) | JP4125602B2 (ja) |
AT (1) | ATE413731T1 (ja) |
DE (1) | DE60229737D1 (ja) |
WO (1) | WO2002091583A1 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6738788B1 (en) * | 2002-04-17 | 2004-05-18 | Icid, Llc | Database system using a record key having some randomly positioned, non-deterministic bits |
US6802447B2 (en) * | 2002-08-26 | 2004-10-12 | Icid, Llc | Method of authenticating an object or entity using a random binary ID code subject to bit drift |
JP3830914B2 (ja) * | 2003-05-09 | 2006-10-11 | Necエレクトロニクス株式会社 | A/d変換器用の繰り返し性のセルを含むモノリシックチップの集積回路 |
US9354890B1 (en) | 2007-10-23 | 2016-05-31 | Marvell International Ltd. | Call stack structure for enabling execution of code outside of a subroutine and between call stack frames |
US7841436B2 (en) | 2008-01-21 | 2010-11-30 | Amigo Mobility International | Personal mobility vehicle |
US9582443B1 (en) | 2010-02-12 | 2017-02-28 | Marvell International Ltd. | Serial control channel processor for executing time-based instructions |
US9098694B1 (en) * | 2011-07-06 | 2015-08-04 | Marvell International Ltd. | Clone-resistant logic |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4309768A (en) * | 1979-12-31 | 1982-01-05 | Bell Telephone Laboratories, Incorporated | Mismatch detection circuit for duplicated logic units |
US5175550A (en) | 1990-06-19 | 1992-12-29 | Analog Devices, Inc. | Repetitive cell matching technique for integrated circuits |
US6014098A (en) | 1997-01-22 | 2000-01-11 | Broadcom Corporation | Analog to digital converter |
US5835048A (en) | 1997-01-22 | 1998-11-10 | Broadcom Corporation | Analog-to-digital converter with improved cell mismatch compensation |
US6161213A (en) * | 1999-02-17 | 2000-12-12 | Icid, Llc | System for providing an integrated circuit with a unique identification |
US6356225B1 (en) * | 1999-12-14 | 2002-03-12 | Maxim Integrated Products, Inc. | Averaging cell mismatches in integrated circuits |
-
2001
- 2001-05-08 US US09/851,658 patent/US6480136B1/en not_active Expired - Lifetime
-
2002
- 2002-04-12 WO PCT/US2002/011772 patent/WO2002091583A1/en active Application Filing
- 2002-04-12 DE DE60229737T patent/DE60229737D1/de not_active Expired - Lifetime
- 2002-04-12 AT AT02769266T patent/ATE413731T1/de not_active IP Right Cessation
- 2002-04-12 JP JP2002587930A patent/JP4125602B2/ja not_active Expired - Fee Related
- 2002-04-12 EP EP02769266A patent/EP1386402B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1386402A1 (en) | 2004-02-04 |
JP2004529570A (ja) | 2004-09-24 |
EP1386402A4 (en) | 2006-06-07 |
DE60229737D1 (de) | 2008-12-18 |
ATE413731T1 (de) | 2008-11-15 |
US20020167435A1 (en) | 2002-11-14 |
US6480136B1 (en) | 2002-11-12 |
EP1386402B1 (en) | 2008-11-05 |
WO2002091583A1 (en) | 2002-11-14 |
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