SE7805920L - Rekursivt, digitalt filter - Google Patents
Rekursivt, digitalt filterInfo
- Publication number
- SE7805920L SE7805920L SE7805920A SE7805920A SE7805920L SE 7805920 L SE7805920 L SE 7805920L SE 7805920 A SE7805920 A SE 7805920A SE 7805920 A SE7805920 A SE 7805920A SE 7805920 L SE7805920 L SE 7805920L
- Authority
- SE
- Sweden
- Prior art keywords
- recurrent
- digital filter
- digital
- filter
- Prior art date
Links
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
- H03H17/04—Recursive filters
- H03H17/0461—Quantisation; Rounding; Truncation; Overflow oscillations or limit cycles eliminating measures
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/04—Recursive filters
- H03H17/0405—Recursive filters comprising a ROM addressed by the input and output data signals
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Mathematical Physics (AREA)
- Complex Calculations (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6481977A JPS54554A (en) | 1977-06-03 | 1977-06-03 | Digital filter |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7805920L true SE7805920L (sv) | 1978-12-04 |
SE439222B SE439222B (sv) | 1985-06-03 |
Family
ID=13269230
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7805920A SE439222B (sv) | 1977-06-03 | 1978-05-24 | Rekursivt, digitalt filter |
Country Status (4)
Country | Link |
---|---|
US (1) | US4223389A (sv) |
JP (1) | JPS54554A (sv) |
CA (1) | CA1097406A (sv) |
SE (1) | SE439222B (sv) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5639615A (en) * | 1979-09-08 | 1981-04-15 | Toshiba Corp | Feedback type digital filter |
JPS5639616A (en) * | 1979-09-08 | 1981-04-15 | Toshiba Corp | Feedback type digital filter |
JPS5674774A (en) * | 1979-11-22 | 1981-06-20 | Nec Corp | Arithmetic circuit with overflow detector |
US4354248A (en) * | 1979-11-28 | 1982-10-12 | Motorola, Inc. | Programmable multifrequency tone receiver |
US4356559A (en) * | 1980-08-01 | 1982-10-26 | Bell Telephone Laboratories, Incorporated | Logic arrangement for recursive digital filter |
US4423488A (en) * | 1981-01-09 | 1983-12-27 | Harris Corporation | Digital filter employing PROM for storing positive and negative impulse response values |
JPS57123716A (en) * | 1981-01-23 | 1982-08-02 | Fujitsu Ltd | Digital filter |
EP0086851A1 (de) * | 1982-02-18 | 1983-08-31 | Deutsche ITT Industries GmbH | Überlaufdetektor für algebraische Addierwerke |
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 |
NL8201344A (nl) * | 1982-03-31 | 1983-10-17 | Philips Nv | Digitale toonregelinrichting. |
JPS58184420U (ja) * | 1982-05-31 | 1983-12-08 | ナショナル住宅産業株式会社 | 単材定数搬送装置 |
US4507725A (en) * | 1982-07-01 | 1985-03-26 | Rca Corporation | Digital filter overflow sensor |
US4817025A (en) * | 1984-02-03 | 1989-03-28 | Sharp Kabushiki Kaisha | Digital filter |
US4803684A (en) * | 1984-02-07 | 1989-02-07 | Canon Kabushiki Kaisha | Apparatus for data error correction using rounding technique |
JPS60180718A (ja) * | 1984-02-29 | 1985-09-14 | Fanuc Ltd | 放電加工電源 |
FR2564660B1 (fr) * | 1984-05-21 | 1994-06-10 | Enertec | Filtre numerique resonant |
WO1986005046A1 (en) * | 1985-02-21 | 1986-08-28 | Plessey Overseas Limited | Improvement in or relating to synthesisers |
JPS62502230A (ja) * | 1985-02-21 | 1987-08-27 | シーメンス プレッシー エレクトロニック システムズ リミテッド | 周波数合成器またはそれに関する改良 |
JPH07109976B2 (ja) * | 1989-02-23 | 1995-11-22 | エルエスアイ・ロジック株式会社 | ディジタルフィルタを用いた演算装置 |
JPH0760990B2 (ja) * | 1989-02-23 | 1995-06-28 | エルエスアイ・ロジック株式会社 | ディジタルフィルタ |
JPH0797313B2 (ja) * | 1989-08-30 | 1995-10-18 | 株式会社東芝 | 計算機及びこの計算機に用いられる演算方法 |
US5227991A (en) * | 1991-11-20 | 1993-07-13 | Motorola, Inc. | Comb filter including a data overflow monitor, and a radio including the same |
US5880973A (en) * | 1996-11-20 | 1999-03-09 | Graychip Inc. | Signal processing system and method for enhanced cascaded integrator-comb interpolation filter stabilization |
JP2000022544A (ja) * | 1998-07-01 | 2000-01-21 | Mitsubishi Electric Corp | D/a変換装置 |
US6535900B1 (en) * | 1998-09-07 | 2003-03-18 | Dsp Group Ltd. | Accumulation saturation by means of feedback |
US20030145025A1 (en) * | 2002-01-31 | 2003-07-31 | Allred Rustin W. | Method of designing families of boost and cut filters, including treble and bass controls and graphic equalizers |
US7660839B1 (en) * | 2005-09-22 | 2010-02-09 | Cirrus Logic, Inc. | Digital filter having improved overload recovery characteristics |
US8643524B1 (en) | 2012-09-27 | 2014-02-04 | Cirrus Logic, Inc. | Feed-forward analog-to-digital converter (ADC) with a reduced number of amplifiers and feed-forward signal paths |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3676654A (en) * | 1970-05-21 | 1972-07-11 | Collins Radio Co | Digitalized filter |
FR2118410A5 (sv) * | 1970-12-17 | 1972-07-28 | Ibm France | |
US3725687A (en) * | 1971-03-04 | 1973-04-03 | Bell Telephone Labor Inc | Threshold logic digital filter |
US3749895A (en) * | 1971-10-06 | 1973-07-31 | Bell Telephone Labor Inc | Apparatus for suppressing limit cycles due to quantization in digital filters |
NL169535C (nl) * | 1974-11-14 | 1982-07-16 | Philips Nv | Digitale signaalbewerkingsinrichting met gestuurde kwantisering. |
-
1977
- 1977-06-03 JP JP6481977A patent/JPS54554A/ja active Granted
-
1978
- 1978-05-24 US US05/909,066 patent/US4223389A/en not_active Expired - Lifetime
- 1978-05-24 SE SE7805920A patent/SE439222B/sv not_active IP Right Cessation
- 1978-05-26 CA CA304,156A patent/CA1097406A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CA1097406A (en) | 1981-03-10 |
SE439222B (sv) | 1985-06-03 |
US4223389A (en) | 1980-09-16 |
JPS5535010B2 (sv) | 1980-09-11 |
JPS54554A (en) | 1979-01-05 |
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