CA2293165A1 - Methode de transmission de donnees dans des canaux de transmission de la voix sans fil - Google Patents
Methode de transmission de donnees dans des canaux de transmission de la voix sans fil Download PDFInfo
- Publication number
- CA2293165A1 CA2293165A1 CA002293165A CA2293165A CA2293165A1 CA 2293165 A1 CA2293165 A1 CA 2293165A1 CA 002293165 A CA002293165 A CA 002293165A CA 2293165 A CA2293165 A CA 2293165A CA 2293165 A1 CA2293165 A1 CA 2293165A1
- Authority
- CA
- Canada
- Prior art keywords
- speech
- vocoder
- output
- codebook
- information
- 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.)
- Abandoned
Links
- 238000000034 method Methods 0.000 title claims abstract description 9
- 230000003044 adaptive effect Effects 0.000 description 21
- 230000005284 excitation Effects 0.000 description 12
- 238000010586 diagram Methods 0.000 description 5
- 239000013598 vector Substances 0.000 description 5
- 238000004891 communication Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 208000032041 Hearing impaired Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000001755 vocal effect Effects 0.000 description 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
- G10L19/018—Audio watermarking, i.e. embedding inaudible data in the audio signal
-
- 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
- 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
- G10L19/16—Vocoder architecture
-
- 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
- G10L25/78—Detection of presence or absence of voice 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)
- Mobile Radio Communication Systems (AREA)
- Transmitters (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US22810299A | 1999-01-11 | 1999-01-11 | |
| US09/228,102 | 1999-01-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2293165A1 true CA2293165A1 (fr) | 2000-07-11 |
Family
ID=22855803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002293165A Abandoned CA2293165A1 (fr) | 1999-01-11 | 1999-12-30 | Methode de transmission de donnees dans des canaux de transmission de la voix sans fil |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP1020848A2 (fr) |
| JP (1) | JP2000209663A (fr) |
| KR (1) | KR20000053407A (fr) |
| CN (1) | CN1262577A (fr) |
| AU (1) | AU6533799A (fr) |
| BR (1) | BR0000002A (fr) |
| CA (1) | CA2293165A1 (fr) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002039762A2 (fr) * | 2000-11-07 | 2002-05-16 | Ericsson Inc. | Procede et appareil permettant de detecter des appels de type telescripteur dans des systemes cellulaires |
| US7310596B2 (en) | 2002-02-04 | 2007-12-18 | Fujitsu Limited | Method and system for embedding and extracting data from encoded voice code |
| JP4330346B2 (ja) * | 2002-02-04 | 2009-09-16 | 富士通株式会社 | 音声符号に対するデータ埋め込み／抽出方法および装置並びにシステム |
| US7932851B1 (en) * | 2002-10-15 | 2011-04-26 | Itt Manufacturing Enterprises, Inc. | Ranging signal structure with hidden acquisition code |
| US7970606B2 (en) * | 2002-11-13 | 2011-06-28 | Digital Voice Systems, Inc. | Interoperable vocoder |
| US7634399B2 (en) | 2003-01-30 | 2009-12-15 | Digital Voice Systems, Inc. | Voice transcoder |
| EP1455509A3 (fr) * | 2003-03-03 | 2005-01-05 | FREQUENTIS GmbH | Méthode et système pour l'enregistrement de la parole |
| US8359197B2 (en) | 2003-04-01 | 2013-01-22 | Digital Voice Systems, Inc. | Half-rate vocoder |
| FR2859566B1 (fr) * | 2003-09-05 | 2010-11-05 | Eads Telecom | Procede de transmission d'un flux d'information par insertion a l'interieur d'un flux de donnees de parole, et codec parametrique pour sa mise en oeuvre |
| US7752039B2 (en) | 2004-11-03 | 2010-07-06 | Nokia Corporation | Method and device for low bit rate speech coding |
| DE102007007627A1 (de) * | 2006-09-15 | 2008-03-27 | Rwth Aachen | Steganographie in digitalen Signal-Codierern |
| US8036886B2 (en) | 2006-12-22 | 2011-10-11 | Digital Voice Systems, Inc. | Estimation of pulsed speech model parameters |
| US11270714B2 (en) | 2020-01-08 | 2022-03-08 | Digital Voice Systems, Inc. | Speech coding using time-varying interpolation |
| US11990144B2 (en) | 2021-07-28 | 2024-05-21 | Digital Voice Systems, Inc. | Reducing perceived effects of non-voice data in digital speech |
-
1999
- 1999-12-17 AU AU65337/99A patent/AU6533799A/en not_active Abandoned
- 1999-12-30 CA CA002293165A patent/CA2293165A1/fr not_active Abandoned
-
2000
- 2000-01-03 BR BR0000002-7A patent/BR0000002A/pt not_active Application Discontinuation
- 2000-01-06 EP EP00300042A patent/EP1020848A2/fr not_active Withdrawn
- 2000-01-07 KR KR1020000000557A patent/KR20000053407A/ko not_active Application Discontinuation
- 2000-01-10 CN CN00101021A patent/CN1262577A/zh active Pending
- 2000-01-11 JP JP2766A patent/JP2000209663A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| BR0000002A (pt) | 2002-01-02 |
| EP1020848A2 (fr) | 2000-07-19 |
| AU6533799A (en) | 2000-07-13 |
| JP2000209663A (ja) | 2000-07-28 |
| CN1262577A (zh) | 2000-08-09 |
| KR20000053407A (ko) | 2000-08-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| FZDE | Discontinued |