FR2276635A1 - Multiplieur numerique rapide et ses applications - Google Patents
Multiplieur numerique rapide et ses applicationsInfo
- Publication number
- FR2276635A1 FR2276635A1 FR7422575A FR7422575A FR2276635A1 FR 2276635 A1 FR2276635 A1 FR 2276635A1 FR 7422575 A FR7422575 A FR 7422575A FR 7422575 A FR7422575 A FR 7422575A FR 2276635 A1 FR2276635 A1 FR 2276635A1
- Authority
- FR
- France
- Prior art keywords
- applications
- digital multiplier
- fast digital
- fast
- multiplier
- 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.)
- Granted
Links
Classifications
-
- 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
- G06F7/483—Computations with numbers represented by a non-linear combination of denominational numbers, e.g. rational numbers, logarithmic number system or floating-point numbers
- G06F7/487—Multiplying; Dividing
- G06F7/4876—Multiplying
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
- G06F17/10—Complex mathematical operations
- G06F17/15—Correlation function computation including computation of convolution operations
-
- 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
- G06F7/544—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 for evaluating functions by calculation
- G06F7/5443—Sum of products
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/0223—Computation saving measures; Accelerating measures
- H03H17/0227—Measures concerning the coefficients
- H03H17/023—Measures concerning the coefficients reducing the wordlength, the possible values of coefficients
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/06—Non-recursive filters
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Pure & Applied Mathematics (AREA)
- Computing Systems (AREA)
- Computational Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Mathematical Physics (AREA)
- General Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Data Mining & Analysis (AREA)
- Nonlinear Science (AREA)
- Algebra (AREA)
- Databases & Information Systems (AREA)
- Software Systems (AREA)
- Complex Calculations (AREA)
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7422575A FR2276635A1 (fr) | 1974-06-28 | 1974-06-28 | Multiplieur numerique rapide et ses applications |
DE19752527153 DE2527153A1 (de) | 1974-06-28 | 1975-06-18 | Schnelles numerisches multiplizierwerk, und seine anwendungen |
NL7507303A NL7507303A (nl) | 1974-06-28 | 1975-06-19 | Werkwijze en inrichting voor het snel vermenig- vuldigen van getallen op digitale wijze. |
ES438857A ES438857A1 (es) | 1974-06-28 | 1975-06-25 | Procedimiento de multiplicacion rapida de dos magnitudes co-dificadas en sistema binario y dispositivo numerico para su puesta en practica. |
LU72832A LU72832A1 (fr) | 1974-06-28 | 1975-06-26 | |
IT50243/75A IT1040736B (it) | 1974-06-28 | 1975-06-26 | Moltiplicatore numerico rapido e sue applicazioni |
BE1006745A BE830651A (fr) | 1974-06-28 | 1975-06-26 | Multiplieurnumerique rapide et ses applications |
US05/590,509 US4031378A (en) | 1974-06-28 | 1975-06-26 | Method and apparatus for fast multiplication including conversion of operand format |
GB27322/75A GB1519003A (en) | 1974-06-28 | 1975-06-27 | Fast digital multiplication systems |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7422575A FR2276635A1 (fr) | 1974-06-28 | 1974-06-28 | Multiplieur numerique rapide et ses applications |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2276635A1 true FR2276635A1 (fr) | 1976-01-23 |
FR2276635B1 FR2276635B1 (fr) | 1976-12-24 |
Family
ID=9140643
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7422575A Granted FR2276635A1 (fr) | 1974-06-28 | 1974-06-28 | Multiplieur numerique rapide et ses applications |
Country Status (9)
Country | Link |
---|---|
US (1) | US4031378A (fr) |
BE (1) | BE830651A (fr) |
DE (1) | DE2527153A1 (fr) |
ES (1) | ES438857A1 (fr) |
FR (1) | FR2276635A1 (fr) |
GB (1) | GB1519003A (fr) |
IT (1) | IT1040736B (fr) |
LU (1) | LU72832A1 (fr) |
NL (1) | NL7507303A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0372440A2 (fr) * | 1988-12-08 | 1990-06-13 | Deutsche Thomson-Brandt GmbH | Filtre numérique |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1089569A (fr) * | 1978-04-18 | 1980-11-11 | Ernst A. Munter | Multiplicateur binaire a circuit de codage |
GB2075299B (en) * | 1980-04-22 | 1983-10-19 | Casio Computer Co Ltd | Digital filter device |
GB2115190B (en) * | 1982-02-10 | 1985-11-20 | Singer Co | Data word normalisation |
US4561065A (en) * | 1982-02-23 | 1985-12-24 | Tokyo Shibaura Denki Kabushiki Kaisha | Arithmetic processing device using sampled input data and several previous output data |
NL8203520A (nl) * | 1982-09-10 | 1984-04-02 | Philips Nv | Digitale filterinrichting. |
JP2544326B2 (ja) * | 1984-11-14 | 1996-10-16 | ソニー株式会社 | ディジタルフィルタ |
US4691293A (en) * | 1984-12-28 | 1987-09-01 | Ford Aerospace & Communications Corporation | High frequency, wide range FIR filter |
FR2618925B1 (fr) * | 1987-07-30 | 1989-12-15 | Rault Jean | Dispositif de calcul numerique pour installation de transmission de donnees en code 2b 1q ou analogue |
US5479454A (en) * | 1993-09-21 | 1995-12-26 | Genesis Microchip Inc. | Digital filter with improved numerical precision |
US6707460B1 (en) * | 2000-05-18 | 2004-03-16 | S3 Graphics Co., Ltd. | Fast and cheap correct resolution conversion for digital numbers |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3814924A (en) * | 1973-03-12 | 1974-06-04 | Control Data Corp | Pipeline binary multiplier |
US3831012A (en) * | 1973-03-28 | 1974-08-20 | Control Data Corp | Normalize shift count network |
US3885141A (en) * | 1974-02-06 | 1975-05-20 | Bell Telephone Labor Inc | Modular pipeline multiplier to generate a rounded product |
-
1974
- 1974-06-28 FR FR7422575A patent/FR2276635A1/fr active Granted
-
1975
- 1975-06-18 DE DE19752527153 patent/DE2527153A1/de active Pending
- 1975-06-19 NL NL7507303A patent/NL7507303A/xx unknown
- 1975-06-25 ES ES438857A patent/ES438857A1/es not_active Expired
- 1975-06-26 BE BE1006745A patent/BE830651A/fr unknown
- 1975-06-26 LU LU72832A patent/LU72832A1/xx unknown
- 1975-06-26 IT IT50243/75A patent/IT1040736B/it active
- 1975-06-26 US US05/590,509 patent/US4031378A/en not_active Expired - Lifetime
- 1975-06-27 GB GB27322/75A patent/GB1519003A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0372440A2 (fr) * | 1988-12-08 | 1990-06-13 | Deutsche Thomson-Brandt GmbH | Filtre numérique |
EP0372440A3 (en) * | 1988-12-08 | 1990-12-27 | Deutsche Thomson-Brandt Gmbh | Digital filter |
Also Published As
Publication number | Publication date |
---|---|
US4031378A (en) | 1977-06-21 |
FR2276635B1 (fr) | 1976-12-24 |
NL7507303A (nl) | 1975-12-30 |
GB1519003A (en) | 1978-07-26 |
BE830651A (fr) | 1975-10-16 |
ES438857A1 (es) | 1977-04-16 |
LU72832A1 (fr) | 1975-10-08 |
DE2527153A1 (de) | 1976-01-15 |
IT1040736B (it) | 1979-12-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |