HUP0003009A2 - Method for the compression of speech without any deterioration of quality - Google Patents
Method for the compression of speech without any deterioration of qualityInfo
- Publication number
- HUP0003009A2 HUP0003009A2 HU0003009A HUP0003009A HUP0003009A2 HU P0003009 A2 HUP0003009 A2 HU P0003009A2 HU 0003009 A HU0003009 A HU 0003009A HU P0003009 A HUP0003009 A HU P0003009A HU P0003009 A2 HUP0003009 A2 HU P0003009A2
- Authority
- HU
- Hungary
- Prior art keywords
- speech
- deterioration
- compression
- quality
- Prior art date
Links
- 230000006835 compression Effects 0.000 title 1
- 238000007906 compression Methods 0.000 title 1
- 230000006866 deterioration Effects 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
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
- G10L19/0204—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders using subband decomposition
- G10L19/0208—Subband vocoders
-
- 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
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
- G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
- G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders
-
- 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
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L2019/0001—Codebooks
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HU0003009A HUP0003009A2 (en) | 2000-07-31 | 2000-07-31 | Method for the compression of speech without any deterioration of quality |
AU2001287656A AU2001287656A1 (en) | 2000-07-31 | 2001-07-31 | Method of speech compression without quality deterioration |
PCT/EP2001/008829 WO2002011124A1 (en) | 2000-07-31 | 2001-07-31 | Method of speech compression without quality deterioration |
EP01967228A EP1305792A1 (en) | 2000-07-31 | 2001-07-31 | Method of speech compression without quality deterioration |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HU0003009A HUP0003009A2 (en) | 2000-07-31 | 2000-07-31 | Method for the compression of speech without any deterioration of quality |
Publications (2)
Publication Number | Publication Date |
---|---|
HU0003009D0 HU0003009D0 (en) | 2000-10-28 |
HUP0003009A2 true HUP0003009A2 (en) | 2002-08-28 |
Family
ID=89978509
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HU0003009A HUP0003009A2 (en) | 2000-07-31 | 2000-07-31 | Method for the compression of speech without any deterioration of quality |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1305792A1 (en) |
AU (1) | AU2001287656A1 (en) |
HU (1) | HUP0003009A2 (en) |
WO (1) | WO2002011124A1 (en) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5664055A (en) * | 1995-06-07 | 1997-09-02 | Lucent Technologies Inc. | CS-ACELP speech compression system with adaptive pitch prediction filter gain based on a measure of periodicity |
JP3707153B2 (en) * | 1996-09-24 | 2005-10-19 | ソニー株式会社 | Vector quantization method, speech coding method and apparatus |
-
2000
- 2000-07-31 HU HU0003009A patent/HUP0003009A2/en unknown
-
2001
- 2001-07-31 EP EP01967228A patent/EP1305792A1/en not_active Withdrawn
- 2001-07-31 AU AU2001287656A patent/AU2001287656A1/en not_active Abandoned
- 2001-07-31 WO PCT/EP2001/008829 patent/WO2002011124A1/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
AU2001287656A1 (en) | 2002-02-13 |
WO2002011124A1 (en) | 2002-02-07 |
HU0003009D0 (en) | 2000-10-28 |
EP1305792A1 (en) | 2003-05-02 |
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