CA1054720A - Analog-to-digital conversion apparatus - Google Patents
Analog-to-digital conversion apparatusInfo
- Publication number
- CA1054720A CA1054720A CA217907A CA217907A CA1054720A CA 1054720 A CA1054720 A CA 1054720A CA 217907 A CA217907 A CA 217907A CA 217907 A CA217907 A CA 217907A CA 1054720 A CA1054720 A CA 1054720A
- Authority
- CA
- Canada
- Prior art keywords
- signal
- signals
- output
- analog
- angle
- 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
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)
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 |
|---|---|
| CA1054720A true CA1054720A (en) | 1979-05-15 |
Family
ID=23882260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA217907A Expired CA1054720A (en) | 1974-05-28 | 1975-01-14 | Analog-to-digital conversion apparatus |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3896299A (show.php) |
| CA (1) | CA1054720A (show.php) |
| DE (1) | DE2504675A1 (show.php) |
| FR (1) | FR2273411B1 (show.php) |
| GB (1) | GB1441903A (show.php) |
Families Citing this family (19)
| 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 |
| US4683457A (en) * | 1983-12-28 | 1987-07-28 | Royalty Funding Ltd. | Analog to digital converter |
| US4683456A (en) * | 1983-12-28 | 1987-07-28 | Timeback Systems, Inc. | Methods and apparatus for analog to digital conversion |
| 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 |
| DE19819069A1 (de) * | 1998-04-29 | 1999-11-04 | Bosch Gmbh Robert | Schaltungsanordnung zur arithmetischen Verknüpfung eines Analogsignals mit einem in digitaler Form vorliegenden Wert sowie Verfahren und Schaltungsanordnung zur Bestimmung eines Winkels |
| 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)
| 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 |
-
1974
- 1974-05-28 US US474119A patent/US3896299A/en not_active Expired - Lifetime
-
1975
- 1975-01-14 CA CA217907A patent/CA1054720A/en not_active Expired
- 1975-01-17 GB GB214375A patent/GB1441903A/en not_active Expired
- 1975-02-05 DE DE19752504675 patent/DE2504675A1/de not_active Withdrawn
- 1975-05-26 FR FR7516278A patent/FR2273411B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2273411B1 (show.php) | 1982-04-16 |
| GB1441903A (en) | 1976-07-07 |
| DE2504675A1 (de) | 1975-12-11 |
| FR2273411A1 (show.php) | 1975-12-26 |
| US3896299A (en) | 1975-07-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1054720A (en) | Analog-to-digital conversion apparatus | |
| CN101594149B (zh) | 时间至数字转换器与其方法 | |
| EP0804038A2 (en) | Solid-state image sensing device | |
| US3548328A (en) | Digital fm discriminator | |
| JPS62500554A (ja) | アナログ−デジタル コンバ−タ | |
| US3665457A (en) | Approximation analog to digital converter | |
| EP0559499A1 (en) | A multiplier circuit and method of operation therefor | |
| JPS5291638A (en) | D/a converter | |
| SU493916A1 (ru) | Функциональный преобразователь частоты в код | |
| SU1613967A1 (ru) | Устройство дл измерени параметров частотно-модулированных гармонических сигналов | |
| US2933722A (en) | Phase shift-to-non-numeric signal train converter | |
| Lagoyannis et al. | Multiplier of delta-sigma sequences of the same clock frequency | |
| JPS5447688A (en) | Digital circuit | |
| JP3319701B2 (ja) | 演算装置 | |
| RU2010241C1 (ru) | Устройство выделения ортогональных составляющих гармонического напряжения известной частоты | |
| SU470759A1 (ru) | Цифровой измеритель коэффициента нелинейных искажений | |
| SU1622887A2 (ru) | Перемножитель электрических сигналов | |
| SU1197061A1 (ru) | Цифровой согласованный фильтр | |
| JPS5373056A (en) | Analog-digital converter | |
| EP0131261A2 (en) | A convolution processor | |
| JPS54161373A (en) | Electronic wattmeter | |
| SU479258A1 (ru) | Двоично-дес тичный счетчик | |
| SU1580276A1 (ru) | Цифровой измеритель коэффициента гармоник | |
| SU1552397A1 (ru) | Устройство дл демодул ции цифровых сигналов с частотной модул цией | |
| SU1073707A1 (ru) | Цифровой вольтметр действующего значени |