GB1441903A - Analogue-to-digital conversion apparatus - Google Patents

Analogue-to-digital conversion apparatus

Info

Publication number
GB1441903A
GB1441903A GB214375A GB214375A GB1441903A GB 1441903 A GB1441903 A GB 1441903A GB 214375 A GB214375 A GB 214375A GB 214375 A GB214375 A GB 214375A GB 1441903 A GB1441903 A GB 1441903A
Authority
GB
United Kingdom
Prior art keywords
analogue
digital conversion
conversion apparatus
digital
conversion
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
Application number
GB214375A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Boeing North American Inc
Original Assignee
Rockwell International Corp
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 by Rockwell International Corp filed Critical Rockwell International Corp
Publication of GB1441903A publication Critical patent/GB1441903A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F7/60—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers
    • G06F7/68—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers using pulse rate multipliers or dividers pulse rate multipliers or dividers per se
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F7/60—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers
    • G06F7/64—Digital differential analysers, i.e. computing devices for differentiation, integration or solving differential or integral equations, using pulses representing increments; Other incremental computing devices for solving difference equations
    • G06F7/66—Digital differential analysers, i.e. computing devices for differentiation, integration or solving differential or integral equations, using pulses representing increments; Other incremental computing devices for solving difference equations wherein pulses represent unitary increments only
    • 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
    • H03M1/60—Analogue/digital converters with intermediate conversion to frequency of pulses

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
GB214375A 1974-05-28 1975-01-17 Analogue-to-digital conversion apparatus Expired GB1441903A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US474119A US3896299A (en) 1974-05-28 1974-05-28 Trigonometric analog-to-digital conversion apparatus

Publications (1)

Publication Number Publication Date
GB1441903A true GB1441903A (en) 1976-07-07

Family

ID=23882260

Family Applications (1)

Application Number Title Priority Date Filing Date
GB214375A Expired GB1441903A (en) 1974-05-28 1975-01-17 Analogue-to-digital conversion apparatus

Country Status (5)

Country Link
US (1) US3896299A (enExample)
CA (1) CA1054720A (enExample)
DE (1) DE2504675A1 (enExample)
FR (1) FR2273411B1 (enExample)
GB (1) GB1441903A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2336957B (en) * 1998-04-29 2000-07-05 Bosch Gmbh Robert Processing of analog and digital values

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4011440A (en) * 1975-04-29 1977-03-08 General Electric Company System for generating an angular rate signal from an angular position signal utilizing a constant amplitude-variable carrier phase signal
DE2637175B2 (de) * 1976-08-18 1979-01-04 Siemens Ag, 1000 Berlin Und 8000 Muenchen Einrichtung zur Erfassung des Betrags und des Phasenwinkels eines ebenen Vektors
US4340939A (en) * 1980-06-24 1982-07-20 Arthur Mayer Solid-state resolver apparatus including digital angle modifier
US4683456A (en) * 1983-12-28 1987-07-28 Timeback Systems, Inc. Methods and apparatus for analog to digital conversion
US4683457A (en) * 1983-12-28 1987-07-28 Royalty Funding Ltd. Analog to digital converter
EP0184585B1 (en) * 1984-11-10 1989-10-18 Timeback Systems, Inc. Methods and apparatus for analog to digital conversion
US4910698A (en) * 1986-11-21 1990-03-20 Schlumberger Technologies, Inc. Sine wave generator using a cordic algorithm
KR100538225B1 (ko) * 2003-07-16 2005-12-21 삼성전자주식회사 엔코더의 신호처리방법 및 장치
US8484265B1 (en) 2010-03-04 2013-07-09 Altera Corporation Angular range reduction in an integrated circuit device
US8510354B1 (en) * 2010-03-12 2013-08-13 Altera Corporation Calculation of trigonometric functions in an integrated circuit device
US8862650B2 (en) 2010-06-25 2014-10-14 Altera Corporation Calculation of trigonometric functions in an integrated circuit device
US8589463B2 (en) 2010-06-25 2013-11-19 Altera Corporation Calculation of trigonometric functions in an integrated circuit device
US8949298B1 (en) 2011-09-16 2015-02-03 Altera Corporation Computing floating-point polynomials in an integrated circuit device
US9053045B1 (en) 2011-09-16 2015-06-09 Altera Corporation Computing floating-point polynomials in an integrated circuit device
US9207909B1 (en) 2012-11-26 2015-12-08 Altera Corporation Polynomial calculations optimized for programmable integrated circuit device structures
US9189200B1 (en) 2013-03-14 2015-11-17 Altera Corporation Multiple-precision processing block in a programmable integrated circuit device
US9348795B1 (en) 2013-07-03 2016-05-24 Altera Corporation Programmable device using fixed and configurable logic to implement floating-point rounding
US10942706B2 (en) 2017-05-05 2021-03-09 Intel Corporation Implementation of floating-point trigonometric functions in an integrated circuit device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3624642A (en) * 1969-09-03 1971-11-30 Inductosyn Corp Digital and analog converter
US3641563A (en) * 1970-02-25 1972-02-08 Litton Systems Inc Correction circuit for converters
US3668693A (en) * 1970-07-20 1972-06-06 Singer Co Analog-to-digital converter
US3789393A (en) * 1972-10-26 1974-01-29 Inductosyn Corp Digital/analog converter with amplitude and pulse-width modulation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2336957B (en) * 1998-04-29 2000-07-05 Bosch Gmbh Robert Processing of analog and digital values

Also Published As

Publication number Publication date
FR2273411A1 (enExample) 1975-12-26
DE2504675A1 (de) 1975-12-11
CA1054720A (en) 1979-05-15
FR2273411B1 (enExample) 1982-04-16
US3896299A (en) 1975-07-22

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee