NO307945B1 - Vektorkvantisering av spektrallinjefrekvenser - Google Patents
Vektorkvantisering av spektrallinjefrekvenserInfo
- Publication number
- NO307945B1 NO307945B1 NO934598A NO934598A NO307945B1 NO 307945 B1 NO307945 B1 NO 307945B1 NO 934598 A NO934598 A NO 934598A NO 934598 A NO934598 A NO 934598A NO 307945 B1 NO307945 B1 NO 307945B1
- Authority
- NO
- Norway
- Prior art keywords
- vector quantization
- spectral line
- line frequencies
- frequencies
- quantization
- Prior art date
Links
- 238000013139 quantization Methods 0.000 title 1
- 230000003595 spectral effect Effects 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
- G10L19/04—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
- G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
- G10L19/07—Line spectrum pair [LSP] vocoders
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
- H03M7/3082—Vector coding
-
- 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
- G10L2019/0013—Codebook search algorithms
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AUPM2916A AUPM291693A0 (en) | 1993-12-13 | 1993-12-13 | Robust vector quantization of line spectral frequencies |
CA002111290A CA2111290C (en) | 1993-12-13 | 1993-12-13 | Robust vector quantization of line spectral frequencies |
NO934598A NO307945B1 (no) | 1993-12-13 | 1993-12-14 | Vektorkvantisering av spektrallinjefrekvenser |
AU52441/93A AU655736B1 (en) | 1993-12-13 | 1993-12-14 | Robust vector quantization of line spectral frequencies |
EP93850237A EP0658873A1 (en) | 1993-12-13 | 1993-12-17 | Robust vector quantization of line spectral frequencies |
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AUPM2916A AUPM291693A0 (en) | 1993-12-13 | 1993-12-13 | Robust vector quantization of line spectral frequencies |
CA002111290A CA2111290C (en) | 1993-12-13 | 1993-12-13 | Robust vector quantization of line spectral frequencies |
NO934598A NO307945B1 (no) | 1993-12-13 | 1993-12-14 | Vektorkvantisering av spektrallinjefrekvenser |
AU52441/93A AU655736B1 (en) | 1993-12-13 | 1993-12-14 | Robust vector quantization of line spectral frequencies |
EP93850237A EP0658873A1 (en) | 1993-12-13 | 1993-12-17 | Robust vector quantization of line spectral frequencies |
Publications (3)
Publication Number | Publication Date |
---|---|
NO934598D0 NO934598D0 (no) | 1993-12-14 |
NO934598L NO934598L (no) | 1995-06-15 |
NO307945B1 true NO307945B1 (no) | 2000-06-19 |
Family
ID=27507019
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO934598A NO307945B1 (no) | 1993-12-13 | 1993-12-14 | Vektorkvantisering av spektrallinjefrekvenser |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0658873A1 (no) |
AU (1) | AU655736B1 (no) |
CA (1) | CA2111290C (no) |
NO (1) | NO307945B1 (no) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100389897B1 (ko) * | 1996-10-31 | 2003-10-17 | 삼성전자주식회사 | 분할된 lsf 벡터의 예측-연결 양자화 방법 |
CN101630510B (zh) * | 2008-07-18 | 2012-03-28 | 上海摩波彼克半导体有限公司 | Amr语音编码中lsp系数量化的快速码本搜索的方法 |
US9542149B2 (en) | 2011-11-10 | 2017-01-10 | Nokia Technologies Oy | Method and apparatus for detecting audio sampling rate |
WO2014009775A1 (en) | 2012-07-12 | 2014-01-16 | Nokia Corporation | Vector quantization |
KR20180026528A (ko) | 2015-07-06 | 2018-03-12 | 노키아 테크놀로지스 오와이 | 오디오 신호 디코더를 위한 비트 에러 검출기 |
-
1993
- 1993-12-13 CA CA002111290A patent/CA2111290C/en not_active Expired - Fee Related
- 1993-12-14 NO NO934598A patent/NO307945B1/no not_active IP Right Cessation
- 1993-12-14 AU AU52441/93A patent/AU655736B1/en not_active Ceased
- 1993-12-17 EP EP93850237A patent/EP0658873A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
CA2111290C (en) | 1997-09-23 |
AU655736B1 (en) | 1995-01-05 |
NO934598D0 (no) | 1993-12-14 |
CA2111290A1 (en) | 1995-06-14 |
EP0658873A1 (en) | 1995-06-21 |
NO934598L (no) | 1995-06-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM1K | Lapsed by not paying the annual fees |
Free format text: LAPSED IN JUNE 2001 |