ATE352138T1 - Anpassungsverfahren für ein mehrraten-sprach- codec - Google Patents
Anpassungsverfahren für ein mehrraten-sprach- codecInfo
- Publication number
- ATE352138T1 ATE352138T1 AT04291360T AT04291360T ATE352138T1 AT E352138 T1 ATE352138 T1 AT E352138T1 AT 04291360 T AT04291360 T AT 04291360T AT 04291360 T AT04291360 T AT 04291360T AT E352138 T1 ATE352138 T1 AT E352138T1
- Authority
- AT
- Austria
- Prior art keywords
- speech
- ber
- frame
- determining
- voice codec
- Prior art date
Links
Classifications
-
- 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
- H04L1/0015—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy
-
- 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
-
- 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
- H04L1/203—Details of error rate determination, e.g. BER, FER or WER
Landscapes
- Engineering & Computer Science (AREA)
- Quality & Reliability (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Time-Division Multiplex Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04291360A EP1603262B1 (de) | 2004-05-28 | 2004-05-28 | Anpassungsverfahren für ein Mehrraten-Sprach-Codec |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE352138T1 true ATE352138T1 (de) | 2007-02-15 |
Family
ID=34931133
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT04291360T ATE352138T1 (de) | 2004-05-28 | 2004-05-28 | Anpassungsverfahren für ein mehrraten-sprach- codec |
Country Status (5)
Country | Link |
---|---|
US (1) | US20050267743A1 (de) |
EP (1) | EP1603262B1 (de) |
CN (1) | CN100385842C (de) |
AT (1) | ATE352138T1 (de) |
DE (1) | DE602004004376T2 (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7634399B2 (en) * | 2003-01-30 | 2009-12-15 | Digital Voice Systems, Inc. | Voice transcoder |
SE0402372D0 (sv) * | 2004-09-30 | 2004-09-30 | Ericsson Telefon Ab L M | Signal coding |
CN101056466B (zh) * | 2007-02-12 | 2010-09-08 | 华为技术有限公司 | 一种呼叫过程中调整语音编解码方式的方法及装置 |
TWI370656B (en) * | 2007-03-27 | 2012-08-11 | Ind Tech Res Inst | Resource allocation method of subscriber of service negotiation system |
FR2922064B1 (fr) * | 2007-10-05 | 2011-04-15 | Thales Sa | Procede de pilotage d'antennes intelligentes au sein d'un reseau de communication |
US9047863B2 (en) | 2012-01-12 | 2015-06-02 | Qualcomm Incorporated | Systems, methods, apparatus, and computer-readable media for criticality threshold control |
US9953655B2 (en) * | 2014-09-29 | 2018-04-24 | Qualcomm Incorporated | Optimizing frequent in-band signaling in dual SIM dual active devices by comparing signal level (RxLev) and quality (RxQual) against predetermined thresholds |
US10164893B2 (en) * | 2015-08-19 | 2018-12-25 | Samsung Electronics Co., Ltd. | Data transfer apparatus, data transfer controlling method and data stream |
CN108702237B (zh) * | 2016-08-26 | 2021-08-31 | 荣耀终端有限公司 | 一种编码速率的调整方法及终端 |
CN106888071B (zh) * | 2017-02-20 | 2020-08-07 | 华为技术有限公司 | 一种编码速率的调整方法及装置 |
WO2018225412A1 (ja) * | 2017-06-07 | 2018-12-13 | 日本電信電話株式会社 | 符号化装置、復号装置、平滑化装置、逆平滑化装置、それらの方法、およびプログラム |
CN109286533B (zh) * | 2017-07-20 | 2021-02-12 | 展讯通信(上海)有限公司 | 语音数据包的验错方法及装置、存储介质、终端 |
CN112420059B (zh) * | 2020-10-15 | 2022-04-19 | 杭州微帧信息科技有限公司 | 一种结合码率分层和质量分层的音频编码量化控制的方法 |
Family Cites Families (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06311078A (ja) * | 1992-12-28 | 1994-11-04 | Toshiba Corp | 移動無線通信装置 |
CA2131674A1 (en) * | 1993-09-10 | 1995-03-11 | Kalyan Ganesan | High performance error control coding in channel encoders and decoders |
FI94810C (fi) * | 1993-10-11 | 1995-10-25 | Nokia Mobile Phones Ltd | Menetelmä huonon GSM-puhekehyksen tunnistamiseksi |
US5469471A (en) * | 1994-02-01 | 1995-11-21 | Qualcomm Incorporated | Method and apparatus for providing a communication link quality indication |
DE4405659C1 (de) * | 1994-02-22 | 1995-04-06 | Fraunhofer Ges Forschung | Verfahren zum kaskadierten Codieren und Decodieren von Audiodaten |
US5757810A (en) * | 1995-11-24 | 1998-05-26 | Telefonaktiebolaget Lm Ericsson | Transmission link supervision in radiocommunication systems |
US6154499A (en) * | 1996-10-21 | 2000-11-28 | Comsat Corporation | Communication systems using nested coder and compatible channel coding |
FI964975A (fi) * | 1996-12-12 | 1998-06-13 | Nokia Mobile Phones Ltd | Menetelmä ja laite puheen koodaamiseksi |
FI116181B (fi) * | 1997-02-07 | 2005-09-30 | Nokia Corp | Virheenkorjausta ja virheentunnistusta hyödyntävä informaationkoodausm enetelmä ja laitteet |
US6163571A (en) * | 1998-04-24 | 2000-12-19 | Ericsson Inc. | Method for measuring received signal quality in a mobile wireless communication system |
GB2339123B (en) * | 1998-07-03 | 2003-03-26 | Nec Technologies | Frame erasure for digital transmission systems |
US6216107B1 (en) * | 1998-10-16 | 2001-04-10 | Ericsson Inc. | High-performance half-rate encoding apparatus and method for a TDM system |
US6574593B1 (en) * | 1999-09-22 | 2003-06-03 | Conexant Systems, Inc. | Codebook tables for encoding and decoding |
KR100366637B1 (ko) * | 2000-01-28 | 2003-01-09 | 삼성전자 주식회사 | 에러은닉을 이용하여 통화 거리를 개선하는 디지털 무선전화 시스템 및 통화 거리 개선을 위한 음성 통신 방법 |
EP1126651A1 (de) * | 2000-02-16 | 2001-08-22 | Lucent Technologies Inc. | Verbindungsanpassung für RT-EGPRS |
US7072336B2 (en) * | 2000-05-26 | 2006-07-04 | Nortel Networks Limited | Communications using adaptive multi-rate codecs |
FI20001577A (fi) * | 2000-06-30 | 2001-12-31 | Nokia Mobile Phones Ltd | Puheenkoodaus |
EP1330914A2 (de) * | 2000-10-06 | 2003-07-30 | Motorola, Inc. | Verfahren und vorrichtung zur ratenanpassung in einem sprachpaketsystem |
EP1199709A1 (de) * | 2000-10-20 | 2002-04-24 | Telefonaktiebolaget Lm Ericsson | Fehlerverdeckung in Bezug auf die Dekodierung von kodierten akustischen Signalen |
US7031926B2 (en) * | 2000-10-23 | 2006-04-18 | Nokia Corporation | Spectral parameter substitution for the frame error concealment in a speech decoder |
US6885988B2 (en) * | 2001-08-17 | 2005-04-26 | Broadcom Corporation | Bit error concealment methods for speech coding |
SE0102849D0 (sv) * | 2001-08-22 | 2001-08-22 | Ericsson Telefon Ab L M | Methods and arrangements in a telecommunicaton system |
JP3845083B2 (ja) * | 2001-08-27 | 2006-11-15 | ノキア コーポレイション | Amr信号フレームをハーフレートチャネル上で伝送する方法およびシステム |
US7379877B2 (en) * | 2001-09-13 | 2008-05-27 | Nokia Corporation | Signal processing device and signal processing method |
EP1313253A1 (de) * | 2001-11-15 | 2003-05-21 | Evolium S.A.S. | Verfahren zur Fehlerdetektion in Echtzeitdatenpaketen die mindestens zwei Bitsorten mit verschiedener Relevanz tragen |
FI20012555A0 (fi) * | 2001-12-21 | 2001-12-21 | Nokia Corp | Laitejärjestely, solukkoverkko, menetelmä ja solukkoverkon päätelaite muuttuvapituuksisten pakettien käsittelemiseksi |
CN1266673C (zh) * | 2002-03-12 | 2006-07-26 | 诺基亚有限公司 | 可伸缩音频编码的有效改进 |
US7321559B2 (en) * | 2002-06-28 | 2008-01-22 | Lucent Technologies Inc | System and method of noise reduction in receiving wireless transmission of packetized audio signals |
US6789058B2 (en) * | 2002-10-15 | 2004-09-07 | Mindspeed Technologies, Inc. | Complexity resource manager for multi-channel speech processing |
US20040141572A1 (en) * | 2003-01-21 | 2004-07-22 | Johnson Phillip Marc | Multi-pass inband bit and channel decoding for a multi-rate receiver |
CN100546233C (zh) * | 2003-04-30 | 2009-09-30 | 诺基亚公司 | 用于支持多声道音频扩展的方法和设备 |
US7668712B2 (en) * | 2004-03-31 | 2010-02-23 | Microsoft Corporation | Audio encoding and decoding with intra frames and adaptive forward error correction |
-
2004
- 2004-05-28 EP EP04291360A patent/EP1603262B1/de not_active Expired - Lifetime
- 2004-05-28 AT AT04291360T patent/ATE352138T1/de not_active IP Right Cessation
- 2004-05-28 DE DE602004004376T patent/DE602004004376T2/de not_active Expired - Lifetime
-
2005
- 2005-05-03 US US11/119,830 patent/US20050267743A1/en not_active Abandoned
- 2005-05-27 CN CNB2005100730359A patent/CN100385842C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1702994A (zh) | 2005-11-30 |
EP1603262B1 (de) | 2007-01-17 |
CN100385842C (zh) | 2008-04-30 |
US20050267743A1 (en) | 2005-12-01 |
EP1603262A1 (de) | 2005-12-07 |
DE602004004376T2 (de) | 2007-05-24 |
DE602004004376D1 (de) | 2007-03-08 |
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Legal Events
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---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |