ATE31854T1 - Digitale teilbandfilter. - Google Patents
Digitale teilbandfilter.Info
- Publication number
- ATE31854T1 ATE31854T1 AT84301890T AT84301890T ATE31854T1 AT E31854 T1 ATE31854 T1 AT E31854T1 AT 84301890 T AT84301890 T AT 84301890T AT 84301890 T AT84301890 T AT 84301890T AT E31854 T1 ATE31854 T1 AT E31854T1
- Authority
- AT
- Austria
- Prior art keywords
- band filters
- digital sub
- theta
- zero
- frequency subband
- 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
- H03H17/0248—Filters characterised by a particular frequency response or filtering method
- H03H17/0264—Filter sets with mutual related characteristics
- H03H17/0272—Quadrature mirror filters
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Mathematical Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Electrophonic Musical Instruments (AREA)
- Networks Using Active Elements (AREA)
- Filters And Equalizers (AREA)
- Complex Calculations (AREA)
- Stereo-Broadcasting Methods (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB838307702A GB8307702D0 (en) | 1983-03-21 | 1983-03-21 | Digital band-split filter means |
EP84301890A EP0123419B1 (de) | 1983-03-21 | 1984-03-20 | Digitale Teilbandfilter |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE31854T1 true ATE31854T1 (de) | 1988-01-15 |
Family
ID=10539922
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT84301890T ATE31854T1 (de) | 1983-03-21 | 1984-03-20 | Digitale teilbandfilter. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4729112A (de) |
EP (1) | EP0123419B1 (de) |
JP (1) | JPH0626298B2 (de) |
AT (1) | ATE31854T1 (de) |
CA (1) | CA1212728A (de) |
DE (1) | DE3468598D1 (de) |
GB (1) | GB8307702D0 (de) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3627679A1 (de) * | 1986-08-14 | 1988-02-25 | Blaupunkt Werke Gmbh | Filteranordnung |
GB2256335B (en) * | 1991-05-31 | 1995-04-26 | Sony Broadcast & Communication | Filter system for sub-band coding |
US5253270A (en) * | 1991-07-08 | 1993-10-12 | Hal Communications | Apparatus useful in radio communication of digital data using minimal bandwidth |
GB2258105B (en) * | 1991-07-22 | 1995-05-10 | Sony Broadcast & Communication | Filter system for sub-band coding |
GB2273620B (en) * | 1992-12-21 | 1996-07-24 | Sony Broadcast & Communication | Sub-band filter systems |
US5422827A (en) * | 1993-02-12 | 1995-06-06 | Cirrus Logic, Inc. | Integrated video scaling and sharpening filter |
GB9414664D0 (en) * | 1994-07-20 | 1994-09-07 | British Aerospace | Digital signal processing apparatus |
US6310963B1 (en) | 1994-09-30 | 2001-10-30 | Sensormatic Electronics Corp | Method and apparatus for detecting an EAS (electronic article surveillance) marker using wavelet transform signal processing |
US6078664A (en) * | 1996-12-20 | 2000-06-20 | Moskowitz; Scott A. | Z-transform implementation of digital watermarks |
US5872727A (en) * | 1996-11-19 | 1999-02-16 | Industrial Technology Research Institute | Pitch shift method with conserved timbre |
JP5341288B2 (ja) * | 2001-04-27 | 2013-11-13 | 古野電気株式会社 | 魚群探知機 |
US6493668B1 (en) * | 2001-06-15 | 2002-12-10 | Yigal Brandman | Speech feature extraction system |
US8620979B2 (en) * | 2007-12-26 | 2013-12-31 | Zoran (France) S.A. | Filter banks for enhancing signals using oversampled subband transforms |
JP5640238B2 (ja) | 2008-02-28 | 2014-12-17 | 株式会社通信放送国際研究所 | 特異点信号処理システムおよびそのプログラム |
ITTO20120530A1 (it) * | 2012-06-19 | 2013-12-20 | Inst Rundfunktechnik Gmbh | Dynamikkompressor |
JP5937548B2 (ja) * | 2013-06-26 | 2016-06-22 | 古野電気株式会社 | ディジタルフィルタおよび信号処理装置 |
JP6558629B2 (ja) * | 2015-03-15 | 2019-08-14 | 有限会社シー・アンド・エス国際研究所 | デジタルバンドパスフィルタ |
WO2023148540A1 (en) * | 2022-08-16 | 2023-08-10 | Arekat Safwan | A recursive fir digital filter |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4135057A (en) * | 1976-09-07 | 1979-01-16 | Arthur A. Collins, Inc. | High density digital transmission system |
US4232373A (en) * | 1978-04-14 | 1980-11-04 | Regents For Education Of The State Of Rhode Island | Compensation of fluidic transducers |
JPS5853352B2 (ja) * | 1979-10-03 | 1983-11-29 | 日本電信電話株式会社 | 音声合成器 |
GB2075299B (en) * | 1980-04-22 | 1983-10-19 | Casio Computer Co Ltd | Digital filter device |
US4317092A (en) * | 1980-06-30 | 1982-02-23 | Hewlett-Packard Company | Recursive low pass digital filter |
US4472785A (en) * | 1980-10-13 | 1984-09-18 | Victor Company Of Japan, Ltd. | Sampling frequency converter |
US4360793A (en) * | 1981-04-02 | 1982-11-23 | Rhodes John D | Extracted pole filter |
IT1136739B (it) * | 1981-06-12 | 1986-09-03 | Silena Spa | Dispositivo segnalatore di cancellazione polo-zero,particolarmente per amplificatori da spettroscopia di radiazioni ionizzanti |
GB2112599A (en) * | 1981-12-24 | 1983-07-20 | Philips Electronic Associated | Bandpass filters |
US4418324A (en) * | 1981-12-31 | 1983-11-29 | Motorola, Inc. | Implementation of a tunable transmission zero on transmission line filters |
US4520499A (en) * | 1982-06-25 | 1985-05-28 | Milton Bradley Company | Combination speech synthesis and recognition apparatus |
US4554858A (en) * | 1982-08-13 | 1985-11-26 | Nippon Gakki Seizo Kabushiki Kaisha | Digital filter for an electronic musical instrument |
US4586193A (en) * | 1982-12-08 | 1986-04-29 | Harris Corporation | Formant-based speech synthesizer |
US4547819A (en) * | 1983-05-04 | 1985-10-15 | Amber Electro Design, Inc. | Magnetic pickup preamplifier |
US4507794A (en) * | 1983-05-04 | 1985-03-26 | Jones Stephen K | Filtered Manchester Coded PSK transmission system |
-
1983
- 1983-03-21 GB GB838307702A patent/GB8307702D0/en active Pending
-
1984
- 1984-03-19 CA CA000449860A patent/CA1212728A/en not_active Expired
- 1984-03-20 EP EP84301890A patent/EP0123419B1/de not_active Expired
- 1984-03-20 DE DE8484301890T patent/DE3468598D1/de not_active Expired
- 1984-03-20 AT AT84301890T patent/ATE31854T1/de not_active IP Right Cessation
- 1984-03-21 US US06/594,888 patent/US4729112A/en not_active Expired - Lifetime
- 1984-03-21 JP JP59055186A patent/JPH0626298B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CA1212728A (en) | 1986-10-14 |
JPS59178818A (ja) | 1984-10-11 |
EP0123419B1 (de) | 1988-01-07 |
US4729112A (en) | 1988-03-01 |
JPH0626298B2 (ja) | 1994-04-06 |
GB8307702D0 (en) | 1983-04-27 |
EP0123419A1 (de) | 1984-10-31 |
DE3468598D1 (en) | 1988-02-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
UEP | Publication of translation of european patent specification | ||
REN | Ceased due to non-payment of the annual fee |