DE69938051D1 - Zellweise adaptives modulations- u. kanalcodierungsverfahren - Google Patents
Zellweise adaptives modulations- u. kanalcodierungsverfahrenInfo
- Publication number
- DE69938051D1 DE69938051D1 DE69938051T DE69938051T DE69938051D1 DE 69938051 D1 DE69938051 D1 DE 69938051D1 DE 69938051 T DE69938051 T DE 69938051T DE 69938051 T DE69938051 T DE 69938051T DE 69938051 D1 DE69938051 D1 DE 69938051D1
- Authority
- DE
- Germany
- Prior art keywords
- coding method
- channel coding
- adaptive modulation
- cellular adaptive
- cellular
- 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 - Lifetime
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
- H04L1/0009—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel 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
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
- H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
-
- 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
- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
- H04L1/0026—Transmission of channel quality indication
-
- 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
- H04L1/0033—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the transmitter
- H04L1/0034—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the transmitter where the transmitter decides based on inferences, e.g. use of implicit signalling
-
- 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
- H04L2001/0092—Error control systems characterised by the topology of the transmission link
- H04L2001/0093—Point-to-multipoint
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)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US167707 | 1998-10-06 | ||
US09/167,707 US6308082B1 (en) | 1998-10-06 | 1998-10-06 | Cell-level throughput adjustment in digital cellular systems |
PCT/SE1999/001634 WO2000021235A1 (en) | 1998-10-06 | 1999-09-17 | Adaptive cell-level modulation and channel coding |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69938051D1 true DE69938051D1 (de) | 2008-03-13 |
DE69938051T2 DE69938051T2 (de) | 2009-01-15 |
Family
ID=22608479
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69938051T Expired - Lifetime DE69938051T2 (de) | 1998-10-06 | 1999-09-17 | Zellweise adaptives modulations- u. kanalcodierungsverfahren |
Country Status (8)
Country | Link |
---|---|
US (1) | US6308082B1 (de) |
EP (1) | EP1118182B1 (de) |
JP (1) | JP4408570B2 (de) |
CN (1) | CN1155193C (de) |
AU (1) | AU761352B2 (de) |
CA (1) | CA2345291C (de) |
DE (1) | DE69938051T2 (de) |
WO (1) | WO2000021235A1 (de) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6449490B1 (en) * | 1999-05-24 | 2002-09-10 | Qualcomm Incorporated | Transmitter directed code division multiple access system using path diversity to equitably maximize throughput |
US8050198B2 (en) * | 1999-05-24 | 2011-11-01 | Qualcomm Incorporated | Method and system for scheduling data transmission in communication systems |
FI109072B (fi) | 1999-06-16 | 2002-05-15 | Nokia Corp | Menetelmä ja järjestely kanavakoodaus- ja lomitusmenettelyn valitsemiseksi eräissä pakettidatayhteyksissä |
US6804211B1 (en) | 1999-08-03 | 2004-10-12 | Wi-Lan Inc. | Frame structure for an adaptive modulation wireless communication system |
US8463255B2 (en) * | 1999-12-20 | 2013-06-11 | Ipr Licensing, Inc. | Method and apparatus for a spectrally compliant cellular communication system |
US6567375B2 (en) * | 2000-03-13 | 2003-05-20 | Lucent Technologies Inc. | Method and apparatus for packet size dependent link adaptation for wireless packet |
GB0008119D0 (en) * | 2000-04-03 | 2000-05-24 | Nokia Networks Oy | Estimating communication quality |
SE0001918L (sv) * | 2000-05-23 | 2001-11-24 | Ericsson Telefon Ab L M | Aktivitetsindikerande pilot |
JP3426194B2 (ja) * | 2000-06-26 | 2003-07-14 | 松下電器産業株式会社 | 通信端末装置 |
JP3821636B2 (ja) * | 2000-08-21 | 2006-09-13 | 松下電器産業株式会社 | 通信端末装置、基地局装置および無線通信方法 |
CA2853156C (en) | 2000-11-15 | 2015-03-24 | Wi-Lan, Inc. | Improved frame structure for a communication system using adaptive modulation |
SE0101281D0 (sv) * | 2001-04-06 | 2001-04-06 | Ericsson Telefon Ab L M | Method and system of link control |
US6810236B2 (en) | 2001-05-14 | 2004-10-26 | Interdigital Technology Corporation | Dynamic channel quality measurement procedure for adaptive modulation and coding techniques |
DE10141815A1 (de) * | 2001-08-27 | 2003-04-03 | Siemens Ag | Verfahren zur Paketdatenübertragung |
ATE352917T1 (de) * | 2001-10-12 | 2007-02-15 | Nokia Corp | Adaptives punkt-zu-punkt-mikrowellenfunksystem |
JP2003198443A (ja) * | 2001-12-26 | 2003-07-11 | Matsushita Electric Ind Co Ltd | 基地局装置、通信端末装置及び無線通信方法 |
US6999439B2 (en) | 2002-01-31 | 2006-02-14 | Mitsubishi Denki Kabushiki Kaisha | Information transmission method, mobile communications system, base station and mobile station in which data size of identification data is reduced |
CN100579317C (zh) * | 2002-01-31 | 2010-01-06 | 三菱电机株式会社 | 信息通知方法、移动通信系统、基站和移动台 |
US7340267B2 (en) * | 2002-04-17 | 2008-03-04 | Lucent Technologies Inc. | Uplink power control algorithm |
US7418241B2 (en) | 2002-08-09 | 2008-08-26 | Qualcomm Incorporated | System and techniques for enhancing the reliability of feedback in a wireless communications system |
US8218609B2 (en) * | 2002-10-25 | 2012-07-10 | Qualcomm Incorporated | Closed-loop rate control for a multi-channel communication system |
US7346018B2 (en) * | 2003-01-16 | 2008-03-18 | Qualcomm, Incorporated | Margin control in a data communication system |
FR2854304A1 (fr) * | 2003-04-25 | 2004-10-29 | Nortel Networks Ltd | Procede de controle de liens radio dans un systeme de radiocommunication et unite de controle pour mettre en oeuvre le procede |
US7433460B2 (en) * | 2003-04-30 | 2008-10-07 | Lucent Technologies Inc. | Methods of controlling link quality and transmit power in communication networks |
US7447145B2 (en) | 2003-05-27 | 2008-11-04 | Nec Corporation | Data communication device selecting modulation method with an appropriate threshold value in adaptive modulation |
EP1499059B1 (de) * | 2003-07-18 | 2011-07-06 | Motorola Mobility, Inc. | Verfahren und Vorrichtung zum Ermitteln der Verbindungsgüte in einen OFDM-Netzwerk |
JP4413869B2 (ja) * | 2006-01-17 | 2010-02-10 | 株式会社エヌ・ティ・ティ・ドコモ | 無線通信装置及び送信方法 |
JP5011546B2 (ja) * | 2009-05-27 | 2012-08-29 | 株式会社エヌ・ティ・ティ・ドコモ | 無線通信装置及び受信方法 |
EP3127377B1 (de) * | 2014-05-08 | 2018-07-11 | Huawei Technologies Co., Ltd. | Verfahren zum energiesparen für mobile endgeräte in einem drahtlosen netzwerk |
US10560755B2 (en) * | 2016-09-23 | 2020-02-11 | Verizon Patent And Licensing Inc. | Methods and systems for concurrently transmitting object data by way of parallel network interfaces |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4329010A1 (de) | 1993-08-28 | 1995-03-02 | Sel Alcatel Ag | Funksystem |
SE9304119D0 (sv) * | 1993-12-10 | 1993-12-10 | Ericsson Ge Mobile Communicat | Apparatuses and mobile stations for providing packet data communication in digital TDMA cellular systems |
FI97927C (fi) * | 1995-05-09 | 1997-03-10 | Nokia Telecommunications Oy | Ei-transparentti datansiirto digitaalisessa tietoliikennejärjestelmässä |
US5701294A (en) | 1995-10-02 | 1997-12-23 | Telefonaktiebolaget Lm Ericsson | System and method for flexible coding, modulation, and time slot allocation in a radio telecommunications network |
US5951896A (en) * | 1996-12-04 | 1999-09-14 | Micro C Technologies, Inc. | Rapid thermal processing heater technology and method of use |
DE19651593B4 (de) | 1996-12-11 | 2008-11-20 | Rohde & Schwarz Gmbh & Co. Kg | Anordnung zum Optimieren der Datenübertragung über einen bidirektionalen Funkkanal |
US6167031A (en) | 1997-08-29 | 2000-12-26 | Telefonaktiebolaget Lm Ericsson (Publ) | Method for selecting a combination of modulation and channel coding schemes in a digital communication system |
US5909469A (en) * | 1997-08-29 | 1999-06-01 | Telefonaktoebolaget Lm Ericsson | Link adaptation method for links using modulation schemes that have different symbol rates |
-
1998
- 1998-10-06 US US09/167,707 patent/US6308082B1/en not_active Expired - Lifetime
-
1999
- 1999-09-17 CN CNB998118109A patent/CN1155193C/zh not_active Expired - Lifetime
- 1999-09-17 DE DE69938051T patent/DE69938051T2/de not_active Expired - Lifetime
- 1999-09-17 JP JP2000575252A patent/JP4408570B2/ja not_active Expired - Lifetime
- 1999-09-17 AU AU13017/00A patent/AU761352B2/en not_active Ceased
- 1999-09-17 CA CA2345291A patent/CA2345291C/en not_active Expired - Lifetime
- 1999-09-17 WO PCT/SE1999/001634 patent/WO2000021235A1/en active IP Right Grant
- 1999-09-17 EP EP99956396A patent/EP1118182B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1118182A1 (de) | 2001-07-25 |
WO2000021235A1 (en) | 2000-04-13 |
CA2345291A1 (en) | 2000-04-13 |
US6308082B1 (en) | 2001-10-23 |
CA2345291C (en) | 2011-11-08 |
JP4408570B2 (ja) | 2010-02-03 |
CN1155193C (zh) | 2004-06-23 |
AU1301700A (en) | 2000-04-26 |
WO2000021235B1 (en) | 2000-06-08 |
EP1118182B1 (de) | 2008-01-23 |
JP2002527938A (ja) | 2002-08-27 |
AU761352B2 (en) | 2003-06-05 |
CN1322421A (zh) | 2001-11-14 |
DE69938051T2 (de) | 2009-01-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69938051D1 (de) | Zellweise adaptives modulations- u. kanalcodierungsverfahren | |
BR9906479B1 (pt) | dispositivo de codificaÇço de canal, e, processo de codificaÇço de canal. | |
IT1306584B1 (it) | Autovettura cabriolet. | |
DE69932958D1 (de) | Verlustfreies Dekodierungsverfahren | |
DK33698A (da) | Adaptiv kodningsfremgangsmåde | |
DE69900786T2 (de) | Sprachkodierung | |
DE69908035D1 (de) | Dichtungsstreifen | |
DE69840194D1 (de) | Zellulares Funknetzwerk | |
ZA200101666B (en) | An adaptive criterion for speech coding. | |
NO20012385D0 (no) | Fremgangsmåte for kanaltildeling, samt celledelt radiosystem | |
HK1035619A1 (en) | Radio communication method. | |
NL1008191A1 (nl) | Afdichting. | |
DE19983114T1 (de) | Selbstauslösende, einteilige Dichtung | |
ES1039649Y (es) | Ventanal para invernadero. | |
DE69933719D1 (de) | Kommunikationsverfahren mit verbesserter Empfangsquittierung | |
DE59704842D1 (de) | Reihenklemme, insbesondere Initiator-Aktor-Klemme | |
DE29803291U1 (de) | Abwasser-Pumpstation | |
FR2776281B1 (fr) | Station de saumure | |
DE59909590D1 (de) | Azidfreie, gaserzeugende zusammensetzung | |
NL1012450A1 (nl) | Jaloezierijgstation. | |
ES1040089Y (es) | Tanatorio movil. | |
FI980882A0 (fi) | Radiopuhelin | |
DE29811929U1 (de) | Funktelefon | |
ES1040240Y (es) | Peldaño de escalera perfeccionado. | |
ES1038015Y (es) | Estacion de depuracion de aguas residuales. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |