DE60308921D1 - Verfahren und Vorrichtung zur Grundfrequenz-Extraktion mittels Interpolation für die Sprachkodierung - Google Patents
Verfahren und Vorrichtung zur Grundfrequenz-Extraktion mittels Interpolation für die SprachkodierungInfo
- Publication number
- DE60308921D1 DE60308921D1 DE60308921T DE60308921T DE60308921D1 DE 60308921 D1 DE60308921 D1 DE 60308921D1 DE 60308921 T DE60308921 T DE 60308921T DE 60308921 T DE60308921 T DE 60308921T DE 60308921 D1 DE60308921 D1 DE 60308921D1
- Authority
- DE
- Germany
- Prior art keywords
- interpolation
- speech coding
- basic frequency
- frequency extraction
- extraction
- 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 - Lifetime
Links
- 238000000605 extraction Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/90—Pitch determination of speech signals
Landscapes
- Engineering & Computer Science (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US35422102P | 2002-02-06 | 2002-02-06 | |
US354221P | 2002-02-06 | ||
US284288 | 2002-10-31 | ||
US10/284,288 US7236927B2 (en) | 2002-02-06 | 2002-10-31 | Pitch extraction methods and systems for speech coding using interpolation techniques |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60308921D1 true DE60308921D1 (de) | 2006-11-23 |
DE60308921T2 DE60308921T2 (de) | 2007-09-06 |
Family
ID=27616485
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60308921T Expired - Lifetime DE60308921T2 (de) | 2002-02-06 | 2003-02-04 | Verfahren und Vorrichtung zur Grundfrequenz-Extraktion mittels Interpolation für Sprachkodierung |
Country Status (3)
Country | Link |
---|---|
US (1) | US7236927B2 (de) |
EP (1) | EP1335351B1 (de) |
DE (1) | DE60308921T2 (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7529661B2 (en) | 2002-02-06 | 2009-05-05 | Broadcom Corporation | Pitch extraction methods and systems for speech coding using quadratically-interpolated and filtered peaks for multiple time lag extraction |
US7752037B2 (en) * | 2002-02-06 | 2010-07-06 | Broadcom Corporation | Pitch extraction methods and systems for speech coding using sub-multiple time lag extraction |
US7933767B2 (en) * | 2004-12-27 | 2011-04-26 | Nokia Corporation | Systems and methods for determining pitch lag for a current frame of information |
JP4470823B2 (ja) | 2005-07-04 | 2010-06-02 | ヤマハ株式会社 | 音名検出器及びプログラム |
US7957960B2 (en) * | 2005-10-20 | 2011-06-07 | Broadcom Corporation | Audio time scale modification using decimation-based synchronized overlap-add algorithm |
JP4972742B2 (ja) * | 2006-10-17 | 2012-07-11 | 国立大学法人九州工業大学 | 高域信号補間方法及び高域信号補間装置 |
US8078456B2 (en) * | 2007-06-06 | 2011-12-13 | Broadcom Corporation | Audio time scale modification algorithm for dynamic playback speed control |
US20090319263A1 (en) * | 2008-06-20 | 2009-12-24 | Qualcomm Incorporated | Coding of transitional speech frames for low-bit-rate applications |
US8768690B2 (en) * | 2008-06-20 | 2014-07-01 | Qualcomm Incorporated | Coding scheme selection for low-bit-rate applications |
US20090319261A1 (en) * | 2008-06-20 | 2009-12-24 | Qualcomm Incorporated | Coding of transitional speech frames for low-bit-rate applications |
WO2010091554A1 (zh) * | 2009-02-13 | 2010-08-19 | 华为技术有限公司 | 一种基音周期检测方法和装置 |
CN109787861B (zh) * | 2016-08-01 | 2021-03-02 | 北京大学 | 网络数据延迟控制方法 |
CN109119097B (zh) * | 2018-10-30 | 2021-06-08 | Oppo广东移动通信有限公司 | 基音检测方法、装置、存储介质及移动终端 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5127053A (en) * | 1990-12-24 | 1992-06-30 | General Electric Company | Low-complexity method for improving the performance of autocorrelation-based pitch detectors |
US5790759A (en) * | 1995-09-19 | 1998-08-04 | Lucent Technologies Inc. | Perceptual noise masking measure based on synthesis filter frequency response |
US5864795A (en) * | 1996-02-20 | 1999-01-26 | Advanced Micro Devices, Inc. | System and method for error correction in a correlation-based pitch estimator |
US5774836A (en) * | 1996-04-01 | 1998-06-30 | Advanced Micro Devices, Inc. | System and method for performing pitch estimation and error checking on low estimated pitch values in a correlation based pitch estimator |
US6026357A (en) * | 1996-05-15 | 2000-02-15 | Advanced Micro Devices, Inc. | First formant location determination and removal from speech correlation information for pitch detection |
US5918223A (en) * | 1996-07-22 | 1999-06-29 | Muscle Fish | Method and article of manufacture for content-based analysis, storage, retrieval, and segmentation of audio information |
JPH10105195A (ja) * | 1996-09-27 | 1998-04-24 | Sony Corp | ピッチ検出方法、音声信号符号化方法および装置 |
US6073092A (en) * | 1997-06-26 | 2000-06-06 | Telogy Networks, Inc. | Method for speech coding based on a code excited linear prediction (CELP) model |
WO1999010719A1 (en) * | 1997-08-29 | 1999-03-04 | The Regents Of The University Of California | Method and apparatus for hybrid coding of speech at 4kbps |
JP3502247B2 (ja) * | 1997-10-28 | 2004-03-02 | ヤマハ株式会社 | 音声変換装置 |
US6470309B1 (en) * | 1998-05-08 | 2002-10-22 | Texas Instruments Incorporated | Subframe-based correlation |
AU2001258298A1 (en) * | 2000-04-06 | 2001-10-23 | Telefonaktiebolaget Lm Ericsson (Publ) | Pitch estimation in speech signal |
US6820054B2 (en) * | 2001-05-07 | 2004-11-16 | Intel Corporation | Audio signal processing for speech communication |
US7124075B2 (en) * | 2001-10-26 | 2006-10-17 | Dmitry Edward Terez | Methods and apparatus for pitch determination |
US7529661B2 (en) * | 2002-02-06 | 2009-05-05 | Broadcom Corporation | Pitch extraction methods and systems for speech coding using quadratically-interpolated and filtered peaks for multiple time lag extraction |
US7752037B2 (en) * | 2002-02-06 | 2010-07-06 | Broadcom Corporation | Pitch extraction methods and systems for speech coding using sub-multiple time lag extraction |
-
2002
- 2002-10-31 US US10/284,288 patent/US7236927B2/en active Active
-
2003
- 2003-02-04 EP EP03250697A patent/EP1335351B1/de not_active Expired - Lifetime
- 2003-02-04 DE DE60308921T patent/DE60308921T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1335351B1 (de) | 2006-10-11 |
US20030149560A1 (en) | 2003-08-07 |
EP1335351A3 (de) | 2004-07-28 |
DE60308921T2 (de) | 2007-09-06 |
EP1335351A2 (de) | 2003-08-13 |
US7236927B2 (en) | 2007-06-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Representative=s name: BOSCH JEHLE PATENTANWALTSGESELLSCHAFT MBH, 80639 M |