DE69129798D1 - Apparat zur Wiedergabe von Audio-digitalen PCM-Signalen - Google Patents
Apparat zur Wiedergabe von Audio-digitalen PCM-SignalenInfo
- Publication number
- DE69129798D1 DE69129798D1 DE69129798T DE69129798T DE69129798D1 DE 69129798 D1 DE69129798 D1 DE 69129798D1 DE 69129798 T DE69129798 T DE 69129798T DE 69129798 T DE69129798 T DE 69129798T DE 69129798 D1 DE69129798 D1 DE 69129798D1
- Authority
- DE
- Germany
- Prior art keywords
- reproducing audio
- pcm signals
- digital pcm
- digital
- signals
- 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 - Fee Related
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/10527—Audio or video recording; Data buffering arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
- Analogue/Digital Conversion (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP03011089A JP3137995B2 (ja) | 1991-01-31 | 1991-01-31 | Pcmディジタルオーディオ信号再生装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69129798D1 true DE69129798D1 (de) | 1998-08-20 |
DE69129798T2 DE69129798T2 (de) | 1999-01-07 |
Family
ID=11768262
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69129798T Expired - Fee Related DE69129798T2 (de) | 1991-01-31 | 1991-12-05 | Apparat zur Wiedergabe von Audio-digitalen PCM-Signalen |
Country Status (4)
Country | Link |
---|---|
US (1) | US5267095A (de) |
EP (1) | EP0497050B1 (de) |
JP (1) | JP3137995B2 (de) |
DE (1) | DE69129798T2 (de) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5893068A (en) * | 1993-06-03 | 1999-04-06 | Nec Corporation | Method of expanding a frequency range of a digital audio signal without increasing a sampling rate |
JP3140273B2 (ja) * | 1993-09-21 | 2001-03-05 | パイオニア株式会社 | オーディオ信号再生装置 |
BE1007574A6 (nl) * | 1993-10-04 | 1995-08-08 | Feremans Eric Edmond | Werkwijze en inrichting voor het verwerken van signalen. |
US5570335A (en) * | 1994-05-23 | 1996-10-29 | Olympus Optical Co., Ltd. | Reproducing waveform correction circuit for optical information recording/reproducing system |
ATE284121T1 (de) * | 1994-10-06 | 2004-12-15 | Fidelix Y K | Verfahren zur wiedergabe von audiosignalen und vorrichtung dafür |
JPH09307385A (ja) * | 1996-03-13 | 1997-11-28 | Fuideritsukusu:Kk | 音響信号再生方法及び装置 |
US7158333B1 (en) * | 2003-04-03 | 2007-01-02 | Marvell International Ltd. | Up-sampled filtering for servo demodulation |
US8086451B2 (en) | 2005-04-20 | 2011-12-27 | Qnx Software Systems Co. | System for improving speech intelligibility through high frequency compression |
US7813931B2 (en) | 2005-04-20 | 2010-10-12 | QNX Software Systems, Co. | System for improving speech quality and intelligibility with bandwidth compression/expansion |
US8249861B2 (en) | 2005-04-20 | 2012-08-21 | Qnx Software Systems Limited | High frequency compression integration |
US8311840B2 (en) * | 2005-06-28 | 2012-11-13 | Qnx Software Systems Limited | Frequency extension of harmonic signals |
JP2007171339A (ja) * | 2005-12-20 | 2007-07-05 | Kenwood Corp | オーディオ信号処理装置 |
US7546237B2 (en) | 2005-12-23 | 2009-06-09 | Qnx Software Systems (Wavemakers), Inc. | Bandwidth extension of narrowband speech |
JP4811090B2 (ja) * | 2006-03-31 | 2011-11-09 | ソニー株式会社 | オーディオ信号処理装置,オーディオ信号処理方法,プログラムおよび記憶媒体 |
JP2007272150A (ja) * | 2006-03-31 | 2007-10-18 | Kenwood Corp | 信号補間装置及び信号補間方法 |
WO2008015726A1 (fr) * | 2006-07-31 | 2008-02-07 | Pioneer Corporation | Dispositif et procédé d'ètalement de bande |
JP4906858B2 (ja) * | 2006-07-31 | 2012-03-28 | パイオニア株式会社 | 帯域拡張装置及び方法 |
US7912729B2 (en) | 2007-02-23 | 2011-03-22 | Qnx Software Systems Co. | High-frequency bandwidth extension in the time domain |
JP5098569B2 (ja) | 2007-10-25 | 2012-12-12 | ヤマハ株式会社 | 帯域拡張再生装置 |
EP3353786B1 (de) | 2015-09-25 | 2019-07-31 | Dolby Laboratories Licensing Corporation | Verarbeitung von hochauflösenden audiodaten |
JP2017098685A (ja) | 2015-11-20 | 2017-06-01 | 富士通株式会社 | 歪補償装置及び歪補償方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4700390A (en) * | 1983-03-17 | 1987-10-13 | Kenji Machida | Signal synthesizer |
US4750180A (en) * | 1986-07-24 | 1988-06-07 | Western Atlas International, Inc. | Error correcting method for a digital time series |
US4853797A (en) * | 1987-02-26 | 1989-08-01 | Sony Corporation | Fir type digital filter for recording and reproducing apparatus |
JP3137289B2 (ja) * | 1989-05-26 | 2001-02-19 | パイオニア株式会社 | オーディオ信号処理装置 |
-
1991
- 1991-01-31 JP JP03011089A patent/JP3137995B2/ja not_active Expired - Fee Related
- 1991-10-23 US US07/781,372 patent/US5267095A/en not_active Expired - Lifetime
- 1991-12-05 EP EP91311320A patent/EP0497050B1/de not_active Expired - Lifetime
- 1991-12-05 DE DE69129798T patent/DE69129798T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0497050B1 (de) | 1998-07-15 |
EP0497050A2 (de) | 1992-08-05 |
US5267095A (en) | 1993-11-30 |
JPH04245062A (ja) | 1992-09-01 |
EP0497050A3 (en) | 1993-01-13 |
DE69129798T2 (de) | 1999-01-07 |
JP3137995B2 (ja) | 2001-02-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8320 | Willingness to grant licences declared (paragraph 23) | ||
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Representative=s name: WIESE KONNERTH FISCHER PATENTANWAELTE PARTNERSCHAF |
|
8328 | Change in the person/name/address of the agent |
Representative=s name: SCHROETER LEHMANN FISCHER & NEUGEBAUER, 81479 MUEN |
|
8339 | Ceased/non-payment of the annual fee |