CA1068357A - Transverse digital filter - Google Patents
Transverse digital filterInfo
- Publication number
- CA1068357A CA1068357A CA252,959A CA252959A CA1068357A CA 1068357 A CA1068357 A CA 1068357A CA 252959 A CA252959 A CA 252959A CA 1068357 A CA1068357 A CA 1068357A
- Authority
- CA
- Canada
- Prior art keywords
- numbers
- coefficient
- storage device
- digital
- digital filter
- 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
- 238000012546 transfer Methods 0.000 claims abstract description 9
- 238000004458 analytical method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- XLNZEKHULJKQBA-UHFFFAOYSA-N terbufos Chemical compound CCOP(=S)(OCC)SCSC(C)(C)C XLNZEKHULJKQBA-UHFFFAOYSA-N 0.000 description 2
- 101150087426 Gnal gene Proteins 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 102000017795 Perilipin-1 Human genes 0.000 description 1
- 108010067162 Perilipin-1 Proteins 0.000 description 1
- 241000022563 Rema Species 0.000 description 1
- DERZBLKQOCDDDZ-JLHYYAGUSA-N cinnarizine Chemical compound C1CN(C(C=2C=CC=CC=2)C=2C=CC=CC=2)CCN1C\C=C\C1=CC=CC=C1 DERZBLKQOCDDDZ-JLHYYAGUSA-N 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- KRTSDMXIXPKRQR-AATRIKPKSA-N monocrotophos Chemical compound CNC(=O)\C=C(/C)OP(=O)(OC)OC KRTSDMXIXPKRQR-AATRIKPKSA-N 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 description 1
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Mathematical Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7506141A NL7506141A (nl) | 1975-05-26 | 1975-05-26 | Digitaal filter. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1068357A true CA1068357A (en) | 1979-12-18 |
Family
ID=19823810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA252,959A Expired CA1068357A (en) | 1975-05-26 | 1976-05-20 | Transverse digital filter |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4136398A (enExample) |
| JP (1) | JPS51144547A (enExample) |
| AU (1) | AU509087B2 (enExample) |
| BE (1) | BE842160A (enExample) |
| CA (1) | CA1068357A (enExample) |
| DE (1) | DE2621113A1 (enExample) |
| FR (1) | FR2312891A1 (enExample) |
| GB (1) | GB1543741A (enExample) |
| IT (1) | IT1061515B (enExample) |
| NL (1) | NL7506141A (enExample) |
| SE (1) | SE412149B (enExample) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1603993A (en) * | 1977-06-17 | 1981-12-02 | Texas Instruments Inc | Lattice filter for waveform or speech synthesis circuits using digital logic |
| NL7801866A (nl) * | 1978-02-20 | 1979-08-22 | Philips Nv | Digitale filterinrichting voor niet-uniform gekwantiseerde pcm. |
| US4211138A (en) * | 1978-06-22 | 1980-07-08 | Kawai Musical Instrument Mfg. Co., Ltd. | Harmonic formant filter for an electronic musical instrument |
| US4354248A (en) * | 1979-11-28 | 1982-10-12 | Motorola, Inc. | Programmable multifrequency tone receiver |
| JPS5698022A (en) * | 1980-01-07 | 1981-08-07 | Nec Corp | Difference coefficient digital filter |
| GB2075299B (en) * | 1980-04-22 | 1983-10-19 | Casio Computer Co Ltd | Digital filter device |
| GB2080068B (en) * | 1980-07-09 | 1985-04-03 | Casio Computer Co Ltd | Digital filter apparatus |
| US4467440A (en) * | 1980-07-09 | 1984-08-21 | Casio Computer Co., Ltd. | Digital filter apparatus with resonance characteristics |
| EP0080014B1 (de) * | 1981-09-26 | 1986-12-30 | Robert Bosch Gmbh | Digitaler Demodulator frequenzmodulierter Signale |
| US4590583A (en) * | 1982-07-16 | 1986-05-20 | At&T Bell Laboratories | Coin telephone measurement circuitry |
| US4554858A (en) * | 1982-08-13 | 1985-11-26 | Nippon Gakki Seizo Kabushiki Kaisha | Digital filter for an electronic musical instrument |
| US4542475A (en) * | 1982-11-23 | 1985-09-17 | Rca Corporation | Sampled data filter system as for a digital TV |
| US4494214A (en) * | 1983-02-03 | 1985-01-15 | Rca Corporation | Apparatus for generating scaled weighting coefficients for sampled data filters |
| US4602285A (en) * | 1983-04-08 | 1986-07-22 | Ampex Corporation | System and method for transforming and filtering a video image |
| JPH0748637B2 (ja) * | 1987-11-27 | 1995-05-24 | 沖電気工業株式会社 | ディジタル信号処理用プロセッサ |
| FR2790322A1 (fr) * | 1999-02-26 | 2000-09-01 | Koninkl Philips Electronics Nv | Recepteur, circuit programmable et procede de calcul de filtres numeriques |
| JP3414336B2 (ja) * | 1999-11-04 | 2003-06-09 | 日本電気株式会社 | Ｆｉｒフィルタ、ランプアップ・ランプダウン回路 |
| US6754397B1 (en) | 2000-03-09 | 2004-06-22 | Sharp Laboratories Of America, Inc. | Method, software and devices for designing a scalable image (FIR) filter with integer coefficients |
| US10879877B1 (en) | 2018-09-28 | 2020-12-29 | The Mitre Corporation | Systems and method for a low power correlator architecture using distributed arithmetic |
| US10410700B1 (en) | 2018-09-28 | 2019-09-10 | The Mitre Corporation | Systems and method for a low-power correlator architecture using shifting coefficients |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3639848A (en) * | 1970-02-20 | 1972-02-01 | Electronic Communications | Transverse digital filter |
| FR2116224B1 (enExample) * | 1970-10-29 | 1974-10-31 | Ibm France | |
| FR2118410A5 (enExample) * | 1970-12-17 | 1972-07-28 | Ibm France | |
| FR2188367B1 (enExample) * | 1972-06-01 | 1980-03-21 | Ibm France | |
| FR2229336A5 (enExample) * | 1973-05-11 | 1974-12-06 | Trt Telecom Radio Electr | |
| FR2238299B1 (enExample) * | 1973-07-20 | 1977-12-23 | Trt Telecom Radio Electr | |
| NL7400764A (nl) * | 1974-01-21 | 1975-07-23 | Philips Nv | Digitale inrichting voor het omzetten van ge- comprimeerde delta gemoduleerde signalen in pcm-signalen. |
| US4024385A (en) * | 1974-02-25 | 1977-05-17 | Raytheon Company | Second difference function generator |
| FR2275936A1 (fr) * | 1974-06-21 | 1976-01-16 | Ibm France | Filtre frequentiel numerique |
| US3963911A (en) * | 1975-04-22 | 1976-06-15 | The United States Of America As Represented By The Secretary Of The Air Force | Hybrid sample data filter |
-
1975
- 1975-05-26 NL NL7506141A patent/NL7506141A/xx not_active Application Discontinuation
-
1976
- 1976-05-13 DE DE19762621113 patent/DE2621113A1/de not_active Withdrawn
- 1976-05-20 CA CA252,959A patent/CA1068357A/en not_active Expired
- 1976-05-20 AU AU14111/76A patent/AU509087B2/en not_active Expired
- 1976-05-21 GB GB21066/76A patent/GB1543741A/en not_active Expired
- 1976-05-21 IT IT23531/76A patent/IT1061515B/it active
- 1976-05-21 US US05/688,535 patent/US4136398A/en not_active Expired - Lifetime
- 1976-05-24 FR FR7615642A patent/FR2312891A1/fr active Granted
- 1976-05-24 JP JP51059213A patent/JPS51144547A/ja active Pending
- 1976-05-24 SE SE7605831A patent/SE412149B/xx unknown
- 1976-05-24 BE BE167286A patent/BE842160A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS51144547A (en) | 1976-12-11 |
| DE2621113A1 (de) | 1976-12-16 |
| US4136398A (en) | 1979-01-23 |
| BE842160A (fr) | 1976-11-24 |
| NL7506141A (nl) | 1976-11-30 |
| FR2312891B1 (enExample) | 1980-08-29 |
| AU509087B2 (en) | 1980-04-17 |
| GB1543741A (en) | 1979-04-04 |
| IT1061515B (it) | 1983-04-30 |
| SE7605831L (sv) | 1976-11-27 |
| FR2312891A1 (fr) | 1976-12-24 |
| AU1411176A (en) | 1977-11-24 |
| SE412149B (sv) | 1980-02-18 |
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