FR2683340B1 - - Google Patents

Info

Publication number
FR2683340B1
FR2683340B1 FR9114019A FR9114019A FR2683340B1 FR 2683340 B1 FR2683340 B1 FR 2683340B1 FR 9114019 A FR9114019 A FR 9114019A FR 9114019 A FR9114019 A FR 9114019A FR 2683340 B1 FR2683340 B1 FR 2683340B1
Authority
FR
France
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
Application number
FR9114019A
Other languages
French (fr)
Other versions
FR2683340A1 (fr
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 filed Critical
Priority to FR9114019A priority Critical patent/FR2683340A1/fr
Priority to EP92420392A priority patent/EP0541462B1/fr
Priority to US07/970,139 priority patent/US5337267A/en
Priority to DE1992628221 priority patent/DE69228221T2/de
Priority to JP4296047A priority patent/JPH05224892A/ja
Publication of FR2683340A1 publication Critical patent/FR2683340A1/fr
Priority to US08/509,981 priority patent/USRE35365E/en
Application granted granted Critical
Publication of FR2683340B1 publication Critical patent/FR2683340B1/fr
Granted legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/02Digital function generators
    • G06F1/03Digital function generators working, at least partly, by table look-up
    • G06F1/035Reduction of table size
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2101/00Indexing scheme relating to the type of digital function generated
    • G06F2101/08Powers or roots

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Complex Calculations (AREA)
FR9114019A 1991-11-05 1991-11-05 Circuit elevateur au carre de nombres binaires. Granted FR2683340A1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR9114019A FR2683340A1 (fr) 1991-11-05 1991-11-05 Circuit elevateur au carre de nombres binaires.
EP92420392A EP0541462B1 (fr) 1991-11-05 1992-11-02 Circuit élévateur au carré de nombres binaires
US07/970,139 US5337267A (en) 1991-11-05 1992-11-02 Squaring circuit for binary numbers
DE1992628221 DE69228221T2 (de) 1991-11-05 1992-11-02 Quadrierschaltung für Binärzahlen
JP4296047A JPH05224892A (ja) 1991-11-05 1992-11-05 自乗回路
US08/509,981 USRE35365E (en) 1991-11-05 1995-08-01 Squaring circuit for binary numbers

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9114019A FR2683340A1 (fr) 1991-11-05 1991-11-05 Circuit elevateur au carre de nombres binaires.
US07/970,139 US5337267A (en) 1991-11-05 1992-11-02 Squaring circuit for binary numbers

Publications (2)

Publication Number Publication Date
FR2683340A1 FR2683340A1 (fr) 1993-05-07
FR2683340B1 true FR2683340B1 (US06566495-20030520-M00011.png) 1997-02-14

Family

ID=26229051

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9114019A Granted FR2683340A1 (fr) 1991-11-05 1991-11-05 Circuit elevateur au carre de nombres binaires.

Country Status (4)

Country Link
US (2) US5337267A (US06566495-20030520-M00011.png)
EP (1) EP0541462B1 (US06566495-20030520-M00011.png)
JP (1) JPH05224892A (US06566495-20030520-M00011.png)
FR (1) FR2683340A1 (US06566495-20030520-M00011.png)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6067379A (en) * 1988-12-09 2000-05-23 Cognex Corporation Method and apparatus for locating patterns in an optical image
KR100195178B1 (ko) * 1992-12-31 1999-06-15 윤종용 제곱 계산 회로
US5583954A (en) * 1994-03-01 1996-12-10 Cognex Corporation Methods and apparatus for fast correlation
US6026176A (en) * 1995-07-25 2000-02-15 Cognex Corporation Machine vision methods and articles of manufacture for ball grid array inspection
US5872870A (en) 1996-02-16 1999-02-16 Cognex Corporation Machine vision methods for identifying extrema of objects in rotated reference frames
US5909504A (en) * 1996-03-15 1999-06-01 Cognex Corporation Method of testing a machine vision inspection system
US6298149B1 (en) 1996-03-21 2001-10-02 Cognex Corporation Semiconductor device image inspection with contrast enhancement
US6259827B1 (en) 1996-03-21 2001-07-10 Cognex Corporation Machine vision methods for enhancing the contrast between an object and its background using multiple on-axis images
US5978502A (en) * 1996-04-01 1999-11-02 Cognex Corporation Machine vision methods for determining characteristics of three-dimensional objects
US6137893A (en) 1996-10-07 2000-10-24 Cognex Corporation Machine vision calibration targets and methods of determining their location and orientation in an image
US5960125A (en) 1996-11-21 1999-09-28 Cognex Corporation Nonfeedback-based machine vision method for determining a calibration relationship between a camera and a moveable object
US5953130A (en) * 1997-01-06 1999-09-14 Cognex Corporation Machine vision methods and apparatus for machine vision illumination of an object
US6075881A (en) 1997-03-18 2000-06-13 Cognex Corporation Machine vision methods for identifying collinear sets of points from an image
US5974169A (en) 1997-03-20 1999-10-26 Cognex Corporation Machine vision methods for determining characteristics of an object using boundary points and bounding regions
US6141033A (en) * 1997-05-15 2000-10-31 Cognex Corporation Bandwidth reduction of multichannel images for machine vision
US6608647B1 (en) 1997-06-24 2003-08-19 Cognex Corporation Methods and apparatus for charge coupled device image acquisition with independent integration and readout
US6018758A (en) * 1997-07-30 2000-01-25 Lucent Technologies Inc. Squarer with diagonal row merged into folded partial product array
US5978080A (en) 1997-09-25 1999-11-02 Cognex Corporation Machine vision methods using feedback to determine an orientation, pixel width and pixel height of a field of view
US6025854A (en) * 1997-12-31 2000-02-15 Cognex Corporation Method and apparatus for high speed image acquisition
US6236769B1 (en) 1998-01-28 2001-05-22 Cognex Corporation Machine vision systems and methods for morphological transformation of an image with zero or other uniform offsets
US6282328B1 (en) 1998-01-28 2001-08-28 Cognex Corporation Machine vision systems and methods for morphological transformation of an image with non-uniform offsets
US6359558B1 (en) 1998-02-13 2002-03-19 Philip Y. W. Tsui Low power audible alarm relay device for a rolling code security system
US6215915B1 (en) 1998-02-20 2001-04-10 Cognex Corporation Image processing methods and apparatus for separable, general affine transformation of an image
US6381375B1 (en) 1998-02-20 2002-04-30 Cognex Corporation Methods and apparatus for generating a projection of an image
US6393453B1 (en) * 1998-09-22 2002-05-21 Ati International Srl Circuit and method for fast squaring
US6460065B1 (en) * 1998-09-22 2002-10-01 Ati International Srl Circuit and method for partial product bit shifting
EP1006437A1 (en) * 1998-11-30 2000-06-07 TELEFONAKTIEBOLAGET L M ERICSSON (publ) Digital value processor for estimating the square of a digital value
US6301598B1 (en) * 1998-12-09 2001-10-09 Lsi Logic Corporation Method and apparatus for estimating a square of a number
US6381366B1 (en) 1998-12-18 2002-04-30 Cognex Corporation Machine vision methods and system for boundary point-based comparison of patterns and images
US6687402B1 (en) 1998-12-18 2004-02-03 Cognex Corporation Machine vision methods and systems for boundary feature comparison of patterns and images
US6684402B1 (en) 1999-12-01 2004-01-27 Cognex Technology And Investment Corporation Control methods and apparatus for coupling multiple image acquisition devices to a digital data processor
US6748104B1 (en) 2000-03-24 2004-06-08 Cognex Corporation Methods and apparatus for machine vision inspection using single and multiple templates or patterns
JP3778489B2 (ja) * 2001-06-04 2006-05-24 インターナショナル・ビジネス・マシーンズ・コーポレーション プロセッサ、演算装置及び演算方法
US7373370B2 (en) * 2004-07-26 2008-05-13 Chung Shan Institute Of Science And Technology, Armaments Bureau, M.N.D. Extendable squarer and operation method for processing digital signals
US8111904B2 (en) 2005-10-07 2012-02-07 Cognex Technology And Investment Corp. Methods and apparatus for practical 3D vision system
US8162584B2 (en) 2006-08-23 2012-04-24 Cognex Corporation Method and apparatus for semiconductor wafer alignment
US11016732B1 (en) 2018-04-17 2021-05-25 Ali Tasdighi Far Approximate nonlinear digital data conversion for small size multiply-accumulate in artificial intelligence
US10884705B1 (en) 2018-04-17 2021-01-05 Ali Tasdighi Far Approximate mixed-mode square-accumulate for small area machine learning
US11144316B1 (en) 2018-04-17 2021-10-12 Ali Tasdighi Far Current-mode mixed-signal SRAM based compute-in-memory for low power machine learning
US11615256B1 (en) 2019-12-30 2023-03-28 Ali Tasdighi Far Hybrid accumulation method in multiply-accumulate for machine learning
US11416218B1 (en) 2020-07-10 2022-08-16 Ali Tasdighi Far Digital approximate squarer for machine learning
US11610104B1 (en) 2019-12-30 2023-03-21 Ali Tasdighi Far Asynchronous analog accelerator for fully connected artificial neural networks
US11467805B1 (en) 2020-07-10 2022-10-11 Ali Tasdighi Far Digital approximate multipliers for machine learning and artificial intelligence applications

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4313174A (en) * 1980-03-17 1982-01-26 Rockwell International Corporation ROM-Based parallel digital arithmetic device
JPS56147241A (en) * 1980-04-15 1981-11-16 Casio Comput Co Ltd Operation system
US4787056A (en) * 1986-03-26 1988-11-22 Rca Licensing Corporation Apparatus for estimating the square of digital samples

Also Published As

Publication number Publication date
EP0541462A1 (fr) 1993-05-12
US5337267A (en) 1994-08-09
USRE35365E (en) 1996-10-29
EP0541462B1 (fr) 1999-01-20
JPH05224892A (ja) 1993-09-03
FR2683340A1 (fr) 1993-05-07

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