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DE60234529D1 - Sender und sendesteuerverfahren - Google Patents

Sender und sendesteuerverfahren

Info

Publication number
DE60234529D1
DE60234529D1 DE60234529T DE60234529T DE60234529D1 DE 60234529 D1 DE60234529 D1 DE 60234529D1 DE 60234529 T DE60234529 T DE 60234529T DE 60234529 T DE60234529 T DE 60234529T DE 60234529 D1 DE60234529 D1 DE 60234529D1
Authority
DE
Germany
Prior art keywords
transmitter
transmission procedure
procedure
transmission
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
Application number
DE60234529T
Other languages
English (en)
Inventor
Katsutoshi Itoh
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of DE60234529D1 publication Critical patent/DE60234529D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • 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
    • H04L1/0009—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
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0025—Transmission of mode-switching 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
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0027—Scheduling of signalling, e.g. occurrence thereof
    • 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
    • H04L1/0032—Without explicit 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
    • 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
    • H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/06—TPC algorithms
    • H04W52/16—Deriving transmission power values from another channel
    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/1607—Details of the supervisory signal
    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1867—Arrangements specially adapted for the transmitter end
    • H04L1/1887—Scheduling and prioritising arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/22—TPC being performed according to specific parameters taking into account previous information or commands
    • H04W52/223—TPC being performed according to specific parameters taking into account previous information or commands predicting future states of the transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/22—TPC being performed according to specific parameters taking into account previous information or commands
    • H04W52/225—Calculation of statistics, e.g. average or variance
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/22—TPC being performed according to specific parameters taking into account previous information or commands
    • H04W52/226—TPC being performed according to specific parameters taking into account previous information or commands using past references to control power, e.g. look-up-table
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
DE60234529T 2001-10-17 2002-08-28 Sender und sendesteuerverfahren Expired - Lifetime DE60234529D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001319841 2001-10-17
PCT/JP2002/008648 WO2003034677A1 (fr) 2001-10-17 2002-08-28 Emetteur et procede de commande de transmission et recepteur et procede de commande de reception

Publications (1)

Publication Number Publication Date
DE60234529D1 true DE60234529D1 (de) 2010-01-07

Family

ID=19137334

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60234529T Expired - Lifetime DE60234529D1 (de) 2001-10-17 2002-08-28 Sender und sendesteuerverfahren

Country Status (7)

Country Link
US (1) US7672685B2 (de)
EP (1) EP1437873B1 (de)
JP (1) JP4129747B2 (de)
KR (1) KR100917502B1 (de)
CN (1) CN1241380C (de)
DE (1) DE60234529D1 (de)
WO (1) WO2003034677A1 (de)

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JP3946059B2 (ja) * 2002-03-06 2007-07-18 株式会社エヌ・ティ・ティ・ドコモ 移動局、通信システム及び通信方法
US7957486B2 (en) * 2002-09-30 2011-06-07 Intel Corporation Transmission link adaptation
US8149810B1 (en) 2003-02-14 2012-04-03 Marvell International Ltd. Data rate adaptation in multiple-in-multiple-out systems
EP1619912A4 (de) * 2003-04-25 2007-12-19 Fujitsu Ltd Sender zur zuordnung von daten eines aus mehreren empfängern ausgewählten empfängers zu einem geteilten kanal und datenzuordnungsverfahren
US7412241B2 (en) * 2003-06-06 2008-08-12 Meshnetworks, Inc. Method to provide a measure of link reliability to a routing protocol in an ad hoc wireless network
US7864678B1 (en) * 2003-08-12 2011-01-04 Marvell International Ltd. Rate adaptation in wireless systems
CN101707519B (zh) * 2003-10-09 2014-03-12 松下电器产业株式会社 用于对通信介质特征的检测进行定时的通信终端和方法
WO2005078960A1 (ja) * 2004-02-12 2005-08-25 Nec Corporation 通信システム及び通信制御方法
US7697449B1 (en) 2004-07-20 2010-04-13 Marvell International Ltd. Adaptively determining a data rate of packetized information transmission over a wireless channel
JP4457867B2 (ja) * 2004-11-25 2010-04-28 富士通株式会社 無線通信装置、移動局
KR100955137B1 (ko) * 2005-02-25 2010-04-28 닛본 덴끼 가부시끼가이샤 부호계열 송신 방법, 무선 통신 시스템, 송신기 및 수신기
CN101263672B (zh) * 2005-09-21 2011-11-30 Lg电子株式会社 降低无线通信系统中的信令开销和功耗的方法
CN101356838B (zh) * 2005-11-11 2012-07-18 株式会社Ntt都科摩 移动通信系统、移动台和基站以及控制信道分配方法
CN101361381B (zh) * 2005-11-11 2013-01-23 株式会社Ntt都科摩 控制信道分配装置以及移动通信系统和控制信道分配方法
US8381047B2 (en) * 2005-11-30 2013-02-19 Microsoft Corporation Predicting degradation of a communication channel below a threshold based on data transmission errors
US9137760B2 (en) * 2006-04-19 2015-09-15 Nokia Technologies Oy Other-cell interference-based uplink control
US8559999B2 (en) * 2006-05-29 2013-10-15 Telefonaktiebolaget Lm Ericsson (Publ) Channel quality prediction in HSDPA systems
DE202008018340U1 (de) * 2007-03-02 2013-08-05 Telarix, Inc. System zum nutzerdefinierbaren Dokumentenaustausch
US20110022692A1 (en) * 2009-07-24 2011-01-27 Jeyhan Karaoguz Method and system for determining and controlling user experience in a network
CN102934469B (zh) * 2010-06-18 2015-04-15 富士通株式会社 无线通信方法、无线通信装置以及无线通信系统
CN102378269B (zh) * 2010-08-16 2014-07-16 电信科学技术研究院 Pdcch信息的传输方法和设备
FR3006134B1 (fr) * 2013-05-21 2016-12-02 Cie Ind Et Financiere D'ingenierie Ingenico Procede d'auto-adaptation d'une qualite de signal, dispositifs et programme d'ordinateur correspondants.
EP3949176A4 (de) * 2019-03-26 2022-11-30 Telefonaktiebolaget LM Ericsson (publ) Verfahren und system zur bestimmung von signalqualitätsanzeigen

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE503648C2 (sv) * 1995-06-12 1996-07-22 Ericsson Telefon Ab L M Anordning och förfarande för mottagning och demodulering av olika signaltyper i en basstation
JP3324941B2 (ja) 1996-09-11 2002-09-17 株式会社日立国際電気 変調パラメータ可変適応変調方式の送受信機
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
US6449462B1 (en) * 1998-02-27 2002-09-10 Telefonaktiebolaget L M Ericsson (Publ) Method and system for quality-based power control in cellular communications systems
US6292519B1 (en) * 1998-03-11 2001-09-18 Telefonaktiebolaget Lm Ericsson (Publ) Correction of signal-to-interference ratio measurements
KR100338662B1 (ko) * 1998-03-31 2002-07-18 윤종용 부호분할다중접속통신시스템의채널통신장치및방법
JP3741866B2 (ja) 1998-06-05 2006-02-01 富士通株式会社 適応変調方式
US6285886B1 (en) * 1999-07-08 2001-09-04 Lucent Technologies Inc. Method for controlling power for a communications system having multiple traffic channels per subscriber
DE60021281T2 (de) * 1999-11-16 2005-12-22 Samsung Electronics Co. Ltd., Suwon Vorrichtung und verfahren zur leistungsregelung in mobilem kommunikationssystem
WO2001071926A2 (en) * 2000-03-17 2001-09-27 Qualcomm Incorporated Forward-link scheduling in a wireless communication system
JP2001285192A (ja) * 2000-03-29 2001-10-12 Toshiba Corp 移動通信端末と基地局
AU2001273402A1 (en) * 2000-07-26 2002-02-05 Interdigital Technology Corporation Fast adaptive power control for a variable multirate communications system
US6643322B1 (en) * 2000-09-20 2003-11-04 Aperto Networks, Inc. Dynamic wireless link adaptation
JP3843329B2 (ja) * 2000-12-25 2006-11-08 株式会社日立国際電気 適応変調方式制御方法
US7027420B2 (en) * 2001-07-24 2006-04-11 Nokia Mobile Phones Ltd. Method for determining whether to perform link adaptation in WCDMA communications
US7885177B2 (en) * 2003-06-30 2011-02-08 Agere Systems Inc. Methods and apparatus for backwards compatible communication in a multiple antenna communication system using time orthogonal symbols
KR100957210B1 (ko) * 2007-02-21 2010-05-11 한국전자통신연구원 신호 전송 방법 및 신호 수신 방법

Also Published As

Publication number Publication date
JP4129747B2 (ja) 2008-08-06
CN1241380C (zh) 2006-02-08
EP1437873A4 (de) 2007-06-27
US20050031019A1 (en) 2005-02-10
EP1437873B1 (de) 2009-11-25
KR20040043105A (ko) 2004-05-22
CN1489853A (zh) 2004-04-14
JPWO2003034677A1 (ja) 2005-02-10
EP1437873A1 (de) 2004-07-14
WO2003034677A1 (fr) 2003-04-24
US7672685B2 (en) 2010-03-02
KR100917502B1 (ko) 2009-09-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition