FI116180B - Menetelmä ja laite signaalien ryhmäkoodauksen suorittamiseksi - Google Patents
Menetelmä ja laite signaalien ryhmäkoodauksen suorittamiseksi Download PDFInfo
- Publication number
- FI116180B FI116180B FI954622A FI954622A FI116180B FI 116180 B FI116180 B FI 116180B FI 954622 A FI954622 A FI 954622A FI 954622 A FI954622 A FI 954622A FI 116180 B FI116180 B FI 116180B
- Authority
- FI
- Finland
- Prior art keywords
- encoders
- encoder
- rate
- speech
- coding
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 30
- 230000005540 biological transmission Effects 0.000 claims description 15
- 238000012545 processing Methods 0.000 claims description 11
- 238000004891 communication Methods 0.000 claims description 7
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- 238000004458 analytical method Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 238000005259 measurement Methods 0.000 claims description 4
- 230000003595 spectral effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 9
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- 230000009467 reduction Effects 0.000 description 7
- 230000001413 cellular effect Effects 0.000 description 6
- 230000006870 function Effects 0.000 description 5
- 238000012937 correction Methods 0.000 description 4
- 230000015556 catabolic process Effects 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000013139 quantization Methods 0.000 description 3
- 238000005311 autocorrelation function Methods 0.000 description 2
- 230000001010 compromised effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
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- 238000010295 mobile communication Methods 0.000 description 1
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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
- G10L15/00—Speech recognition
- G10L15/02—Feature extraction for speech recognition; Selection of recognition unit
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
-
- 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
- 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
- G10L19/18—Vocoders using multiple modes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0014—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the source coding
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Mobile Radio Communication Systems (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US19875094A | 1994-02-17 | 1994-02-17 | |
| US19875094 | 1994-02-17 | ||
| US9414775 | 1994-12-22 | ||
| PCT/US1994/014775 WO1995022818A1 (en) | 1994-02-17 | 1994-12-22 | Method and apparatus for group encoding signals |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI954622A0 FI954622A0 (fi) | 1995-09-29 |
| FI954622A FI954622A (fi) | 1995-09-29 |
| FI116180B true FI116180B (fi) | 2005-09-30 |
Family
ID=22734667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI954622A FI116180B (fi) | 1994-02-17 | 1995-09-29 | Menetelmä ja laite signaalien ryhmäkoodauksen suorittamiseksi |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US5761634A (de) |
| EP (1) | EP0699334B1 (de) |
| JP (1) | JP3779320B2 (de) |
| KR (1) | KR100193196B1 (de) |
| CN (1) | CN1129263C (de) |
| CA (1) | CA2157024C (de) |
| DE (1) | DE69429917T2 (de) |
| FI (1) | FI116180B (de) |
| IL (1) | IL112165A0 (de) |
| RU (1) | RU2129737C1 (de) |
| WO (1) | WO1995022818A1 (de) |
Families Citing this family (35)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI964975A (fi) * | 1996-12-12 | 1998-06-13 | Nokia Mobile Phones Ltd | Menetelmä ja laite puheen koodaamiseksi |
| US7751370B2 (en) * | 2001-07-13 | 2010-07-06 | Qualcomm Incorporated | Method and apparatus for forward link rate scheduling |
| US6175590B1 (en) * | 1997-08-08 | 2001-01-16 | Qualcomm Inc. | Method and apparatus for determining the rate of received data in a variable rate communication system |
| AU8905598A (en) * | 1997-08-13 | 1999-03-08 | Qualcomm Incorporated | Method and apparatus for interference cancellation for a high data rate user in a cdma system |
| US6389000B1 (en) * | 1997-09-16 | 2002-05-14 | Qualcomm Incorporated | Method and apparatus for transmitting and receiving high speed data in a CDMA communication system using multiple carriers |
| KR100407342B1 (ko) * | 1998-05-30 | 2003-11-28 | 삼성전자주식회사 | 부호분할다중접속 통신시스템의 통신장치 및 방법 |
| US6034971A (en) * | 1998-06-30 | 2000-03-07 | Motorola, Inc. | Method and apparatus for controlling communication system capacity |
| US7457415B2 (en) | 1998-08-20 | 2008-11-25 | Akikaze Technologies, Llc | Secure information distribution system utilizing information segment scrambling |
| AU1524300A (en) * | 1998-11-13 | 2000-06-05 | Qualcomm Incorporated | Closed-loop variable-rate multimode predictive speech coder |
| US6674807B1 (en) * | 1999-01-21 | 2004-01-06 | Samsung Electronics Co., Ltd. | Communication apparatus and method for a CDMA communication system |
| US7023839B1 (en) * | 1999-01-26 | 2006-04-04 | Siemens Communications, Inc. | System and method for dynamic codec alteration |
| US6757277B1 (en) | 1999-01-26 | 2004-06-29 | Siemens Information And Communication Networks, Inc. | System and method for coding algorithm policy adjustment in telephony-over-LAN networks |
| JP2000295119A (ja) * | 1999-04-06 | 2000-10-20 | Toshiba Corp | 無線送信機 |
| EP1059782A3 (de) * | 1999-06-10 | 2004-02-04 | Lucent Technologies Inc. | Verfahren und Vorrichtung zur dynamische benutzung der bandbreite in einem Packetfernsprechernetz |
| US6731734B1 (en) | 1999-08-19 | 2004-05-04 | Siemens Information & Communication Networks, Inc. | Apparatus and method for intelligent conference call codec selection |
| US6483814B1 (en) * | 1999-08-25 | 2002-11-19 | Hrl Laboratories, Llc | Channel-adaptive radio modem |
| CN1192567C (zh) | 1999-09-09 | 2005-03-09 | 诺基亚公司 | 基于功率频谱密度估计的数据速率确定 |
| US6782360B1 (en) | 1999-09-22 | 2004-08-24 | Mindspeed Technologies, Inc. | Gain quantization for a CELP speech coder |
| US6574593B1 (en) * | 1999-09-22 | 2003-06-03 | Conexant Systems, Inc. | Codebook tables for encoding and decoding |
| US6959274B1 (en) | 1999-09-22 | 2005-10-25 | Mindspeed Technologies, Inc. | Fixed rate speech compression system and method |
| KR100347752B1 (ko) * | 2000-01-25 | 2002-08-09 | 주식회사 하이닉스반도체 | 이동통신 시스템에서 객관적 음질 평가 장치 및 그 방법 |
| US7127390B1 (en) * | 2000-02-08 | 2006-10-24 | Mindspeed Technologies, Inc. | Rate determination coding |
| US6856954B1 (en) * | 2000-07-28 | 2005-02-15 | Mindspeed Technologies, Inc. | Flexible variable rate vocoder for wireless communication systems |
| US6731668B2 (en) * | 2001-01-05 | 2004-05-04 | Qualcomm Incorporated | Method and system for increased bandwidth efficiency in multiple input—multiple output channels |
| US7076316B2 (en) | 2001-02-02 | 2006-07-11 | Nortel Networks Limited | Method and apparatus for controlling an operative setting of a communications link |
| CA2399265C (en) * | 2001-08-29 | 2007-02-06 | At&T Corp. | Multi-frequency data transmission channel power allocation |
| CA2392640A1 (en) * | 2002-07-05 | 2004-01-05 | Voiceage Corporation | A method and device for efficient in-based dim-and-burst signaling and half-rate max operation in variable bit-rate wideband speech coding for cdma wireless systems |
| WO2005020210A2 (en) * | 2003-08-26 | 2005-03-03 | Sarnoff Corporation | Method and apparatus for adaptive variable bit rate audio encoding |
| US20060007955A1 (en) * | 2004-07-06 | 2006-01-12 | Kotzin Michael D | Communication network capacity allocation method |
| ES2365592T3 (es) | 2005-09-29 | 2011-10-07 | Syngenta Participations Ag | Composiciones funguicidas. |
| AU2007312597B2 (en) | 2006-10-16 | 2011-04-14 | Dolby International Ab | Apparatus and method for multi -channel parameter transformation |
| CA2874454C (en) | 2006-10-16 | 2017-05-02 | Dolby International Ab | Enhanced coding and parameter representation of multichannel downmixed object coding |
| CN101572092B (zh) * | 2008-04-30 | 2012-11-21 | 华为技术有限公司 | 编解码端的固定码本激励的搜索方法及装置 |
| CN102723968B (zh) * | 2012-05-30 | 2017-01-18 | 中兴通讯股份有限公司 | 一种提升空口容量的方法及装置 |
| RU2480904C1 (ru) * | 2012-06-01 | 2013-04-27 | Анна Валерьевна Хуторцева | Способ совместной фильтрации и дифференциальной импульсно-кодовой модуляции-демодуляции сигналов |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4455649A (en) * | 1982-01-15 | 1984-06-19 | International Business Machines Corporation | Method and apparatus for efficient statistical multiplexing of voice and data signals |
| US4535472A (en) * | 1982-11-05 | 1985-08-13 | At&T Bell Laboratories | Adaptive bit allocator |
| GB8421498D0 (en) * | 1984-08-24 | 1984-09-26 | British Telecomm | Frequency domain speech coding |
| NL8700985A (nl) * | 1987-04-27 | 1988-11-16 | Philips Nv | Systeem voor sub-band codering van een digitaal audiosignaal. |
| JPH0648796B2 (ja) * | 1988-02-05 | 1994-06-22 | 日本電気株式会社 | デマンドアサイン方式衛星通信装置 |
| US4956871A (en) * | 1988-09-30 | 1990-09-11 | At&T Bell Laboratories | Improving sub-band coding of speech at low bit rates by adding residual speech energy signals to sub-bands |
| US5341457A (en) * | 1988-12-30 | 1994-08-23 | At&T Bell Laboratories | Perceptual coding of audio signals |
| CA2032765C (en) * | 1989-12-21 | 1995-12-12 | Hidetaka Yoshikawa | Variable rate encoding and communicating apparatus |
| US5367608A (en) * | 1990-05-14 | 1994-11-22 | U.S. Philips Corporation | Transmitter, encoding system and method employing use of a bit allocation unit for subband coding a digital signal |
| US5659569A (en) * | 1990-06-25 | 1997-08-19 | Qualcomm Incorporated | Data burst randomizer |
| US5103459B1 (en) * | 1990-06-25 | 1999-07-06 | Qualcomm Inc | System and method for generating signal waveforms in a cdma cellular telephone system |
| JP2906646B2 (ja) * | 1990-11-09 | 1999-06-21 | 松下電器産業株式会社 | 音声帯域分割符号化装置 |
| US5204876A (en) * | 1991-03-13 | 1993-04-20 | Motorola, Inc. | Method and apparatus for providing high data rate traffic channels in a spread spectrum communication system |
| US5159447A (en) * | 1991-05-23 | 1992-10-27 | At&T Bell Laboratories | Buffer control for variable bit-rate channel |
| US5349645A (en) * | 1991-12-31 | 1994-09-20 | Matsushita Electric Industrial Co., Ltd. | Word hypothesizer for continuous speech decoding using stressed-vowel centered bidirectional tree searches |
| IL104412A (en) * | 1992-01-16 | 1996-11-14 | Qualcomm Inc | Method and instrument for the formation of data for transmission |
| US5383219A (en) * | 1993-11-22 | 1995-01-17 | Qualcomm Incorporated | Fast forward link power control in a code division multiple access system |
-
1994
- 1994-12-22 RU RU95119387A patent/RU2129737C1/ru not_active IP Right Cessation
- 1994-12-22 CN CN94191789A patent/CN1129263C/zh not_active Expired - Lifetime
- 1994-12-22 CA CA002157024A patent/CA2157024C/en not_active Expired - Fee Related
- 1994-12-22 WO PCT/US1994/014775 patent/WO1995022818A1/en active IP Right Grant
- 1994-12-22 KR KR1019950704514A patent/KR100193196B1/ko not_active IP Right Cessation
- 1994-12-22 DE DE69429917T patent/DE69429917T2/de not_active Expired - Lifetime
- 1994-12-22 EP EP95907241A patent/EP0699334B1/de not_active Expired - Lifetime
- 1994-12-22 JP JP52178295A patent/JP3779320B2/ja not_active Expired - Lifetime
- 1994-12-27 IL IL11216594A patent/IL112165A0/xx not_active IP Right Cessation
-
1995
- 1995-09-29 FI FI954622A patent/FI116180B/fi active IP Right Grant
-
1996
- 1996-04-04 US US08/627,872 patent/US5761634A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| KR960702146A (ko) | 1996-03-28 |
| IL112165A0 (en) | 1995-03-15 |
| EP0699334A4 (de) | 1998-09-30 |
| JPH08509348A (ja) | 1996-10-01 |
| DE69429917D1 (de) | 2002-03-28 |
| CN1129263C (zh) | 2003-11-26 |
| FI954622A0 (fi) | 1995-09-29 |
| RU2129737C1 (ru) | 1999-04-27 |
| CA2157024C (en) | 1999-08-10 |
| US5761634A (en) | 1998-06-02 |
| JP3779320B2 (ja) | 2006-05-24 |
| CN1121375A (zh) | 1996-04-24 |
| EP0699334A1 (de) | 1996-03-06 |
| KR100193196B1 (ko) | 1999-06-15 |
| CA2157024A1 (en) | 1995-08-24 |
| WO1995022818A1 (en) | 1995-08-24 |
| FI954622A (fi) | 1995-09-29 |
| EP0699334B1 (de) | 2002-02-20 |
| DE69429917T2 (de) | 2002-07-18 |
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| Date | Code | Title | Description |
|---|---|---|---|
| FG | Patent granted |
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