DE69729024D1 - Verfahren zur bestimmung der rahmenqualität und empfänger - Google Patents
Verfahren zur bestimmung der rahmenqualität und empfängerInfo
- Publication number
- DE69729024D1 DE69729024D1 DE69729024T DE69729024T DE69729024D1 DE 69729024 D1 DE69729024 D1 DE 69729024D1 DE 69729024 T DE69729024 T DE 69729024T DE 69729024 T DE69729024 T DE 69729024T DE 69729024 D1 DE69729024 D1 DE 69729024D1
- Authority
- DE
- Germany
- Prior art keywords
- result
- frame
- pct
- bad
- receiver
- 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.)
- Expired - Fee Related
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
- H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
- H04L1/201—Frame classification, e.g. bad, good or erased
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Quality & Reliability (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Communication Control (AREA)
- Circuits Of Receivers In General (AREA)
- Stereo-Broadcasting Methods (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
- Saccharide Compounds (AREA)
- Radio Transmission System (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI960326A FI100566B (fi) | 1996-01-24 | 1996-01-24 | Kehyksen laadun tunnistamismenetelmä ja vastaanotin |
FI960326 | 1996-01-24 | ||
PCT/FI1997/000032 WO1997027686A1 (en) | 1996-01-24 | 1997-01-23 | A method for frame quality detection and a receiver |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69729024D1 true DE69729024D1 (de) | 2004-06-17 |
DE69729024T2 DE69729024T2 (de) | 2004-09-23 |
Family
ID=8545046
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69729024T Expired - Fee Related DE69729024T2 (de) | 1996-01-24 | 1997-01-23 | Verfahren zur bestimmung der rahmenqualität und empfänger |
Country Status (10)
Country | Link |
---|---|
US (1) | US5936979A (de) |
EP (1) | EP0815667B1 (de) |
JP (1) | JPH11502691A (de) |
CN (1) | CN1110165C (de) |
AT (1) | ATE266918T1 (de) |
AU (1) | AU717697B2 (de) |
DE (1) | DE69729024T2 (de) |
FI (1) | FI100566B (de) |
NO (1) | NO974393D0 (de) |
WO (1) | WO1997027686A1 (de) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6243568B1 (en) * | 1997-03-22 | 2001-06-05 | Sharp Laboratories Of America, Inc. | System and method for intuitively indicating signal quality in a wireless digital communications network |
US6347081B1 (en) * | 1997-08-25 | 2002-02-12 | Telefonaktiebolaget L M Ericsson (Publ) | Method for power reduced transmission of speech inactivity |
FI112739B (fi) | 1998-05-25 | 2003-12-31 | Nokia Corp | Menetelmä ja laitteisto häiritsevän signaalin havaitsemiseen radiovastaanottimessa |
GB2337904B (en) * | 1998-05-29 | 2003-03-12 | Nec Technologies | Frame erasure for digital data transmision systems |
US6681203B1 (en) * | 1999-02-26 | 2004-01-20 | Lucent Technologies Inc. | Coupled error code protection for multi-mode vocoders |
GB2348087B (en) * | 1999-03-13 | 2003-08-13 | Nec Technologies | Detection of unreliable frames in digital data transmission systems |
DE19921504A1 (de) * | 1999-05-10 | 2000-11-23 | Alcatel Sa | Verfahren und Schaltungsanordnung zur Ermittlung einer Qualitätsinformation über die Übertragungsqualität eines Sprachsignals in einem digitalen Übertragungssystem |
GB0008119D0 (en) * | 2000-04-03 | 2000-05-24 | Nokia Networks Oy | Estimating communication quality |
US6856625B1 (en) * | 2000-05-10 | 2005-02-15 | Lucent Technologies Inc. | Apparatus and method of interleaving data to reduce error rate |
KR100350385B1 (ko) * | 2000-11-28 | 2002-08-28 | 주식회사 하이닉스반도체 | 이동통신 시스템에서 오류/재전송 프레임 소프트 합성방법 |
US7212497B2 (en) * | 2000-12-19 | 2007-05-01 | Keys John S | Method and driver for detecting glitches |
US6782059B2 (en) * | 2002-01-31 | 2004-08-24 | Qualcomm Incorporated | Discontinuous transmission (DTX) detection |
US7061999B2 (en) * | 2002-02-13 | 2006-06-13 | Ericsson Inc. | Systems and methods for detecting discontinuous transmission (DTX) using cyclic redundancy check results to modify preliminary DTX classification |
EP1432174B1 (de) * | 2002-12-20 | 2011-07-27 | Siemens Enterprise Communications GmbH & Co. KG | Verfahren für eine Qualitäts-Analyse bei der Übertragung von echtzeit-kritischen Daten in einem paket-orientierten Netzwerk |
US7437174B2 (en) * | 2004-04-15 | 2008-10-14 | Spyder Navigations L.L.C. | Received signal quality determination |
FI20045318A0 (fi) | 2004-09-01 | 2004-09-01 | Nokia Corp | Kommunikointijärjestelmä, vastaanotin, ja menetelmä arvioida vastaanotetun signaalin laatua |
CN100488216C (zh) * | 2004-11-10 | 2009-05-13 | 华为技术有限公司 | 一种ip电话语音质量的测试方法及测试仪 |
EP1675323B1 (de) | 2004-12-21 | 2013-02-13 | Samsung Electronics Co., Ltd. | Kontrollverfahren für einen Zwischenspeicher in einem Kommunikationssystem |
US7434117B1 (en) * | 2005-10-28 | 2008-10-07 | Mediatek Inc. | Method and apparatus of determining bad frame indication for speech service in a wireless communication system |
US7620013B2 (en) * | 2005-12-21 | 2009-11-17 | Broadcom Corporation | Method and system for decoding control channels using repetition redundancy |
US9515773B2 (en) | 2010-04-13 | 2016-12-06 | Qualcomm Incorporated | Channel state information reporting in a wireless communication network |
US9307431B2 (en) | 2010-04-13 | 2016-04-05 | Qualcomm Incorporated | Reporting of channel properties in heterogeneous networks |
US8886250B2 (en) * | 2010-06-18 | 2014-11-11 | Qualcomm Incorporated | Channel quality reporting for different types of subframes |
US20110250919A1 (en) | 2010-04-13 | 2011-10-13 | Qualcomm Incorporated | Cqi estimation in a wireless communication network |
US9350475B2 (en) | 2010-07-26 | 2016-05-24 | Qualcomm Incorporated | Physical layer signaling to user equipment in a wireless communication system |
US9136953B2 (en) * | 2010-08-03 | 2015-09-15 | Qualcomm Incorporated | Interference estimation for wireless communication |
US8855000B2 (en) | 2011-04-28 | 2014-10-07 | Qualcomm Incorporated | Interference estimation using data traffic power and reference signal power |
US9167522B2 (en) | 2013-03-21 | 2015-10-20 | Telefonaktiebolaget L M Ericsson (Publ) | Fast detection of discontinuous transmission |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5157672A (en) * | 1989-03-15 | 1992-10-20 | Nec Corporation | Interference detection apparatus for use in digital mobile communications system |
US5077741A (en) * | 1989-12-05 | 1991-12-31 | Motorola, Inc. | Data throughput enhancement |
US5321705A (en) * | 1990-11-21 | 1994-06-14 | Motorola, Inc. | Error detection system |
US5175867A (en) * | 1991-03-15 | 1992-12-29 | Telefonaktiebolaget L M Ericsson | Neighbor-assisted handoff in a cellular communications system |
SE470372B (sv) * | 1992-06-23 | 1994-01-31 | Ericsson Telefon Ab L M | Metod jämte anordning att uppskatta kvaliten vid ramfelsdetektering i mottagaren hos ett radiokommunikationssystem |
US5497383A (en) * | 1993-01-22 | 1996-03-05 | Motorola, Inc. | Error detector circuit for receiver operative to receive discretely-encoded signals |
US6092230A (en) * | 1993-09-15 | 2000-07-18 | Motorola, Inc. | Method and apparatus for detecting bad frames of information in a communication system |
US5502713A (en) * | 1993-12-07 | 1996-03-26 | Telefonaktiebolaget Lm Ericsson | Soft error concealment in a TDMA radio system |
SE504396C2 (sv) * | 1994-04-28 | 1997-01-27 | Ericsson Telefon Ab L M | Detektering av felaktigt mottagna dataramar i ett kommunikationssystem |
US5797095A (en) * | 1995-12-15 | 1998-08-18 | Telefonaktiebolaget Lm Ericsson | Supervisory audio tone-signalling tone(SAT-ST) handling |
US5754537A (en) * | 1996-03-08 | 1998-05-19 | Telefonaktiebolaget L M Ericsson (Publ) | Method and system for transmitting background noise data |
-
1996
- 1996-01-24 FI FI960326A patent/FI100566B/fi active
-
1997
- 1997-01-23 AU AU15472/97A patent/AU717697B2/en not_active Ceased
- 1997-01-23 EP EP97901635A patent/EP0815667B1/de not_active Expired - Lifetime
- 1997-01-23 US US08/930,187 patent/US5936979A/en not_active Expired - Fee Related
- 1997-01-23 DE DE69729024T patent/DE69729024T2/de not_active Expired - Fee Related
- 1997-01-23 JP JP9526576A patent/JPH11502691A/ja active Pending
- 1997-01-23 AT AT97901635T patent/ATE266918T1/de not_active IP Right Cessation
- 1997-01-23 CN CN97190035A patent/CN1110165C/zh not_active Expired - Fee Related
- 1997-01-23 WO PCT/FI1997/000032 patent/WO1997027686A1/en active IP Right Grant
- 1997-09-23 NO NO974393A patent/NO974393D0/no not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
FI960326A0 (fi) | 1996-01-24 |
NO974393L (no) | 1997-09-23 |
EP0815667A1 (de) | 1998-01-07 |
AU1547297A (en) | 1997-08-20 |
WO1997027686A1 (en) | 1997-07-31 |
NO974393D0 (no) | 1997-09-23 |
AU717697B2 (en) | 2000-03-30 |
ATE266918T1 (de) | 2004-05-15 |
FI960326A (fi) | 1997-07-25 |
CN1110165C (zh) | 2003-05-28 |
DE69729024T2 (de) | 2004-09-23 |
FI100566B (fi) | 1997-12-31 |
JPH11502691A (ja) | 1999-03-02 |
US5936979A (en) | 1999-08-10 |
EP0815667B1 (de) | 2004-05-12 |
CN1178051A (zh) | 1998-04-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69729024D1 (de) | Verfahren zur bestimmung der rahmenqualität und empfänger | |
FI94810B (fi) | Menetelmä huonon GSM-puhekehyksen tunnistamiseksi | |
RU2120668C1 (ru) | Устройство и способ маскирования ошибок | |
US5794199A (en) | Method and system for improved discontinuous speech transmission | |
NO971545D0 (no) | Signaldeteksjon i et TDMA-system | |
MY112120A (en) | Soft error correction in a tdma radio system. | |
DE59602898D1 (de) | Verfahren und vorrichtung zur skalierbaren codierung von audiosignalen | |
DE60138226D1 (de) | Sprachübertragungssystem und Verfahren zur Behandlung verlorener Datenrahmen | |
CA2346251A1 (en) | A method and system for updating noise estimates during pauses in an information signal | |
CA2217044A1 (en) | An error-correcting decoder and decoding method | |
EP0507443B1 (de) | Datenempfänger für tragbares Fernsprechgerät mit hoher Wahrscheinlichkeit zur Rahmensynchronisation | |
KR950703827A (ko) | 수신기에서의 경로 이득 평가(Path Gain Estimation in a Receiver) | |
ATE390787T1 (de) | Variabler schewellwertentscheider und verfahren zur korrektur von gleichstromverschiebungen in einem empfänger | |
DE60132561D1 (de) | Verfahren und vorrichtung für kanalschäztung | |
EP1218875B1 (de) | Verfahren zur reduzierung der, für die sprachkodierung erforderlichen verarbeitungskapazität und netzwerkelement | |
KR950701113A (ko) | 배경음을 엔코딩 및 디코딩하는 방법 및 장치(method and apparatus for encoding/decoding of background sounds) | |
DE60016971D1 (de) | Systeme zur selektiven gemeinsamen demodulierung und verfahren für den empfang eines signals in der anwesenheit von rauschen und störsignalen | |
NO964411D0 (no) | Fremgangsmåte for mottaking, samt mottaker | |
US5555546A (en) | Apparatus for decoding a DPCM encoded signal | |
JPH0637725A (ja) | 無線通信装置 | |
DE59909668D1 (de) | Verfahren zur Verschleierung von Sprachsegmentverlusten bei paketorientierter Übertragung | |
EP0986047A3 (de) | System zur Audiokodierung | |
KR100283673B1 (ko) | 구간분할에 의한 피크성 잡음 검출방법 | |
Miki et al. | A Kalman filtering noise canceler for PDC speech enhancement | |
JPH084242B2 (ja) | エコ−消去方式 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |