SG73402A1 - Computer processor utilizing logarithmic conversion and method of use thereof - Google Patents

Computer processor utilizing logarithmic conversion and method of use thereof

Info

Publication number
SG73402A1
SG73402A1 SG1996006419A SG1996006419A SG73402A1 SG 73402 A1 SG73402 A1 SG 73402A1 SG 1996006419 A SG1996006419 A SG 1996006419A SG 1996006419 A SG1996006419 A SG 1996006419A SG 73402 A1 SG73402 A1 SG 73402A1
Authority
SG
Singapore
Prior art keywords
computer processor
logarithmic conversion
processor utilizing
utilizing logarithmic
conversion
Prior art date
Application number
SG1996006419A
Other languages
English (en)
Inventor
David Alan Hayner
Nicholas Mikulas Labun
Scott Edward Lloyd
Shaowei Pan
Shay-Ping Thomas Wang
Original Assignee
Motorola Inc
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
Priority claimed from US08/403,158 external-priority patent/US5685008A/en
Application filed by Motorola Inc filed Critical Motorola Inc
Publication of SG73402A1 publication Critical patent/SG73402A1/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G06F15/16—Combinations of two or more digital computers each having at least an arithmetic unit, a program unit and a register, e.g. for a simultaneous processing of several programs
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/02—Digital function generators
    • G06F1/03—Digital function generators working, at least partly, by table look-up
    • G06F1/0307—Logarithmic or exponential functions
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
    • G06F7/52—Multiplying; Dividing
    • G06F7/523—Multiplying only
    • G06F7/5235—Multiplying only using indirect methods, e.g. quarter square method, via logarithmic domain

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Computing Systems (AREA)
  • Computational Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Software Systems (AREA)
  • Complex Calculations (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Advance Control (AREA)
SG1996006419A 1995-03-13 1996-03-14 Computer processor utilizing logarithmic conversion and method of use thereof SG73402A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/403,158 US5685008A (en) 1995-03-13 1995-03-13 Computer Processor utilizing logarithmic conversion and method of use thereof
US08/512,849 US5696986A (en) 1995-03-13 1995-08-09 Computer processor utilizing logarithmic conversion and method of use thereof

Publications (1)

Publication Number Publication Date
SG73402A1 true SG73402A1 (en) 2000-06-20

Family

ID=27018181

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996006419A SG73402A1 (en) 1995-03-13 1996-03-14 Computer processor utilizing logarithmic conversion and method of use thereof

Country Status (8)

Country Link
US (1) US5696986A (zh)
KR (1) KR960035301A (zh)
CN (1) CN1140278A (zh)
AU (1) AU4768296A (zh)
FR (1) FR2731813A1 (zh)
IT (1) IT1284293B1 (zh)
SG (1) SG73402A1 (zh)
WO (1) WO1996028775A1 (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5930158A (en) * 1997-07-02 1999-07-27 Creative Technology, Ltd Processor with instruction set for audio effects
US6032168A (en) * 1997-08-15 2000-02-29 Motorola, Inc. Computer system to perform a filter operation using a logarithm and inverse-logarithm converter and methods thereof
US6023719A (en) * 1997-09-04 2000-02-08 Motorola, Inc. Signal processor and method for fast Fourier transformation
US5951629A (en) * 1997-09-15 1999-09-14 Motorola, Inc. Method and apparatus for log conversion with scaling
US7231614B2 (en) * 2004-07-06 2007-06-12 Quickfilter Technologies, Inc. System and method for design and implementation of integrated-circuit digital filters
US8510361B2 (en) * 2010-05-28 2013-08-13 George Massenburg Variable exponent averaging detector and dynamic range controller

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4439839A (en) * 1981-08-24 1984-03-27 International Telephone And Telegraph Corporation Dynamically programmable processing element
US4555768A (en) * 1983-06-07 1985-11-26 Rca Corporation Digital signal processing system employing logarithms to multiply and divide
US4700319A (en) * 1985-06-06 1987-10-13 The United States Of America As Represented By The Secretary Of The Air Force Arithmetic pipeline for image processing
US5109524A (en) * 1985-07-02 1992-04-28 Vlsi Technology, Inc. Digital processor with a four part data register for storing data before and after data conversion and data calculations
US5337266A (en) * 1987-12-21 1994-08-09 Arnold Mark G Method and apparatus for fast logarithmic addition and subtraction
US5359551A (en) * 1989-06-14 1994-10-25 Log Point Technologies, Inc. High speed logarithmic function generating apparatus
US5097434A (en) * 1990-10-03 1992-03-17 The Ohio State University Research Foundation Hybrid signed-digit/logarithmic number system processor
US5331582A (en) * 1991-12-16 1994-07-19 Pioneer Electronic Corporation Digital signal processor using a coefficient value corrected according to the shift of input data
US5365465A (en) * 1991-12-26 1994-11-15 Texas Instruments Incorporated Floating point to logarithm converter
US5553012A (en) * 1995-03-10 1996-09-03 Motorola, Inc. Exponentiation circuit utilizing shift means and method of using same

Also Published As

Publication number Publication date
AU4768296A (en) 1996-10-02
IT1284293B1 (it) 1998-05-18
ITRM960155A0 (zh) 1996-03-11
WO1996028775A1 (en) 1996-09-19
KR960035301A (ko) 1996-10-24
FR2731813A1 (fr) 1996-09-20
CN1140278A (zh) 1997-01-15
US5696986A (en) 1997-12-09
ITRM960155A1 (it) 1997-09-11

Similar Documents

Publication Publication Date Title
GB9622325D0 (en) Computer utilizing neural network and method of using same
EP0807288A4 (en) LOGARITHMIC / ANTILOGARITHMIC CONVERTER AND METHOD OF USING SAID CONVERTER
FI99073B (fi) Menetelmä tietokonejärjestelmän käyttäjän laskuttamiseksi sekä tietokonejärjestelmä
KR940009098B1 (en) Processor architecture and method
GB2287559B (en) Parallel processor change-apparatus and method
EP0790573A4 (en) MEDIUM PROCESSOR AND MEDIUM PROCESSING PROCESS
IL115292A0 (en) Computer based system and method of automatically generating chemical compounds
EP0760128A4 (en) APPLICATION-SPECIFIC PROCESSOR AND METHOD FOR DESIGNING THE SAME
PL323466A1 (en) Method of obtaining allyl chloride and reactor therefor
EP0807285A4 (en) LOGARITHMIC / ANTILOGARITHMIC CONVERTER USING SECOND ORDER TERM AND METHOD OF USING SAID CONVERTER
AU4331597A (en) Human cns cell lines and methods of use therefor
AU7621496A (en) Microsensor and use of such microsensor
IL118823A0 (en) Computer processor
AU5678796A (en) Log converter utilizing offset and method of use thereof
AU6685096A (en) Computer processor having a pipelined architecture and method of using same
IL119762A0 (en) LNS-based computer processor and method of use thereof
SG73402A1 (en) Computer processor utilizing logarithmic conversion and method of use thereof
GB2308694B (en) Method of arranging and removing user environment in computer network
GB9209207D0 (en) User-built and upgradable personal computer
EP0637031A3 (en) Parallel processor and manufacturing method.
IL117369A0 (en) Converter/modulator and method of its use
AU2845897A (en) Photosensitive elements and their process of use
KR960035792U (ko) 팩시밀리와 퍼스널 컴퓨터 복합기기
GB9303263D0 (en) Support member and method of use
GB9720197D0 (en) Improved photographic processor and method of operation