FI20040269A0 - Tiedonsiirtomenetelmä ja -järjestelmä, tukiasema ja lähetin-vastaanotin - Google Patents
Tiedonsiirtomenetelmä ja -järjestelmä, tukiasema ja lähetin-vastaanotinInfo
- Publication number
- FI20040269A0 FI20040269A0 FI20040269A FI20040269A FI20040269A0 FI 20040269 A0 FI20040269 A0 FI 20040269A0 FI 20040269 A FI20040269 A FI 20040269A FI 20040269 A FI20040269 A FI 20040269A FI 20040269 A0 FI20040269 A0 FI 20040269A0
- Authority
- FI
- Finland
- Prior art keywords
- transmitter
- receiver
- base station
- data transmission
- transmission method
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03343—Arrangements at the transmitter end
-
- 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
- H04L1/0028—Formatting
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/18—TPC being performed according to specific parameters
- H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
- H04B17/24—Monitoring; Testing of receivers with feedback of measurements to the transmitter
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
-
- 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
- H04L1/0015—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy
- H04L1/0017—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy where the mode-switching is based on Quality of Service requirement
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/024—Channel estimation channel estimation algorithms
- H04L25/0242—Channel estimation channel estimation algorithms using matrix methods
- H04L25/0248—Eigen-space methods
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2626—Arrangements specific to the transmitter only
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0014—Three-dimensional division
- H04L5/0023—Time-frequency-space
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/18—TPC being performed according to specific parameters
- H04W52/20—TPC being performed according to specific parameters using error rate
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/30—TPC using constraints in the total amount of available transmission power
- H04W52/36—TPC using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
- H04W52/362—Aspects of the step size
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20040269A FI20040269A0 (fi) | 2004-02-20 | 2004-02-20 | Tiedonsiirtomenetelmä ja -järjestelmä, tukiasema ja lähetin-vastaanotin |
US10/846,829 US20050185733A1 (en) | 2004-02-20 | 2004-05-17 | Data transmission method, communication system, base station and transceiver |
PCT/FI2005/050023 WO2005081419A1 (en) | 2004-02-20 | 2005-02-10 | Data transmission method, communication system, base station and transceiver |
EP05708191A EP1719255A1 (en) | 2004-02-20 | 2005-02-10 | Data transmission method, communication system, base station and transceiver |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20040269A FI20040269A0 (fi) | 2004-02-20 | 2004-02-20 | Tiedonsiirtomenetelmä ja -järjestelmä, tukiasema ja lähetin-vastaanotin |
Publications (1)
Publication Number | Publication Date |
---|---|
FI20040269A0 true FI20040269A0 (fi) | 2004-02-20 |
Family
ID=31725745
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI20040269A FI20040269A0 (fi) | 2004-02-20 | 2004-02-20 | Tiedonsiirtomenetelmä ja -järjestelmä, tukiasema ja lähetin-vastaanotin |
Country Status (4)
Country | Link |
---|---|
US (1) | US20050185733A1 (fi) |
EP (1) | EP1719255A1 (fi) |
FI (1) | FI20040269A0 (fi) |
WO (1) | WO2005081419A1 (fi) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6947748B2 (en) | 2000-12-15 | 2005-09-20 | Adaptix, Inc. | OFDMA with adaptive subcarrier-cluster configuration and selective loading |
US7864659B2 (en) * | 2004-08-02 | 2011-01-04 | Interdigital Technology Corporation | Quality control scheme for multiple-input multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM) systems |
KR20060016042A (ko) * | 2004-08-16 | 2006-02-21 | 삼성전자주식회사 | 시분할 듀플렉싱 방식을 사용하는 이동 통신 시스템에서업링크 전력 제어 장치 및 방법 |
US7573851B2 (en) * | 2004-12-07 | 2009-08-11 | Adaptix, Inc. | Method and system for switching antenna and channel assignments in broadband wireless networks |
US7852822B2 (en) * | 2004-12-22 | 2010-12-14 | Qualcomm Incorporated | Wide area and local network ID transmission for communication systems |
WO2006129749A1 (ja) * | 2005-06-03 | 2006-12-07 | Matsushita Electric Industrial Co., Ltd. | 送信装置、受信装置及び空間多重数制御方法 |
JP2008060877A (ja) * | 2006-08-31 | 2008-03-13 | Hitachi Ltd | Mimo無線データ伝送システム |
US7944884B2 (en) * | 2007-10-24 | 2011-05-17 | Interdigital Patent Holdings, Inc. | Voice and data communication services using orthogonal sub-channels |
US8193915B2 (en) * | 2008-03-06 | 2012-06-05 | GM Global Technology Operations LLC | Multiple transceiver synchronous communication system |
WO2009156705A2 (fr) * | 2008-06-27 | 2009-12-30 | France Telecom | Procède d'estimation de la qualité de focalisation d'un signal pre-egalise par retournement temporel |
FR2933252A1 (fr) * | 2008-06-27 | 2010-01-01 | France Telecom | Procede de controle dynamique de la focalisation d'un signal pre-egalise par retournement temporel |
US8848549B2 (en) | 2008-09-17 | 2014-09-30 | Qualcomm Incorporated | Optimizing throughput in a wireless communication system |
CN101420708B (zh) * | 2008-11-28 | 2010-12-08 | 华为技术有限公司 | 一种多用户异步信息检测方法和装置 |
CN102388589B (zh) * | 2009-06-23 | 2014-06-18 | 上海贝尔股份有限公司 | Tdd系统中校准上下行互逆误差的方法及其装置 |
IN2012DN00620A (fi) * | 2009-07-01 | 2015-06-12 | Ericsson Telefon Ab L M | |
JP5450641B2 (ja) * | 2009-10-06 | 2014-03-26 | 株式会社Nttドコモ | ユーザ装置、基地局装置及び移動通信方法 |
US9585025B2 (en) | 2011-02-16 | 2017-02-28 | Qualcomm Incorporated | Managing transmit power for better frequency re-use in TV white space |
US9813994B2 (en) * | 2011-02-16 | 2017-11-07 | Qualcomm, Incorporated | Managing transmit power for better frequency re-use in TV white space |
US20130044681A1 (en) * | 2011-02-16 | 2013-02-21 | Qualcomm Incorporated | Managing transmit power for better frequency re-use in tv white space |
US20120224497A1 (en) * | 2011-03-03 | 2012-09-06 | Telefonaktiebolaget L M Ericsson (Publ) | Signal Quality Measurement Based On Transmitter Status |
US9661579B1 (en) * | 2013-05-03 | 2017-05-23 | Marvell International Ltd. | Per-tone power control in OFDM |
CN105991235B (zh) * | 2015-03-04 | 2020-10-30 | 株式会社Ntt都科摩 | 一种调整编码调制方案的方法、用户设备及基站 |
JP2018528704A (ja) | 2015-09-25 | 2018-09-27 | テレフオンアクチーボラゲット エルエム エリクソン(パブル) | 車両用送信のための速度依存の送信フォーマット |
US11153359B2 (en) * | 2015-09-29 | 2021-10-19 | Sony Group Corporation | User equipment and media streaming network assistance node |
MX2018005719A (es) * | 2015-11-05 | 2018-08-01 | Ericsson Telefon Ab L M | Transmision dependiente de sincronizacion para comunicacion de vehiculo a con cualquier cosa. |
KR102220129B1 (ko) * | 2016-09-09 | 2021-02-25 | 소니 주식회사 | 통신 디바이스 및 방법 |
US10396867B2 (en) * | 2016-11-03 | 2019-08-27 | National Instruments Corporation | Reduced-complexity downlink (DL) signal demodulation using reciprocity reference signals for MIMO wireless communication systems |
JP7095851B2 (ja) * | 2017-03-30 | 2022-07-05 | 株式会社国際電気通信基礎技術研究所 | フレームエラーレート予測装置、それを用いた無線通信装置および無線通信システム |
WO2022033682A1 (en) * | 2020-08-13 | 2022-02-17 | Nokia Technologies Oy | Efficient signaling for reinforcement learning for link adaptation |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5852630A (en) * | 1997-07-17 | 1998-12-22 | Globespan Semiconductor, Inc. | Method and apparatus for a RADSL transceiver warm start activation procedure with precoding |
US6334047B1 (en) * | 1999-04-09 | 2001-12-25 | Telefonaktiebolaget Lm Ericsson (Publ) | Adaptive power control in a mobile radio communications system |
US6975666B2 (en) * | 1999-12-23 | 2005-12-13 | Institut National De La Recherche Scientifique | Interference suppression in CDMA systems |
US6597723B1 (en) * | 2000-03-21 | 2003-07-22 | Interdigital Technology Corporation | Weighted open loop power control in a time division duplex communication system |
US6600772B1 (en) * | 2000-03-21 | 2003-07-29 | Interdigital Communications Corporation | Combined closed loop/open loop power control in a time division duplex communication system |
JP3478242B2 (ja) * | 2000-05-18 | 2003-12-15 | 日本電気株式会社 | Cdma移動通信システムの移動機 |
DE60122740T2 (de) * | 2000-07-26 | 2007-09-06 | Interdigital Technology Corp., Wilmington | Schnelle adaptive leistungssteuerung für ein multirate-kommunikationssystem |
CN1203627C (zh) * | 2000-07-26 | 2005-05-25 | 皇家菲利浦电子有限公司 | 无线电通信系统 |
JP2002290246A (ja) * | 2001-03-28 | 2002-10-04 | Hitachi Kokusai Electric Inc | 送受信機 |
US7133459B2 (en) * | 2001-05-01 | 2006-11-07 | Texas Instruments Incorporated | Space-time transmit diversity |
US6785341B2 (en) * | 2001-05-11 | 2004-08-31 | Qualcomm Incorporated | Method and apparatus for processing data in a multiple-input multiple-output (MIMO) communication system utilizing channel state information |
US7003310B1 (en) * | 2001-09-28 | 2006-02-21 | Arraycomm Llc. | Coupled uplink/downlink power control and spatial processing with adaptive antenna arrays |
US7164649B2 (en) * | 2001-11-02 | 2007-01-16 | Qualcomm, Incorporated | Adaptive rate control for OFDM communication system |
EP1359684A1 (en) * | 2002-04-30 | 2003-11-05 | Motorola Energy Systems Inc. | Wireless transmission using an adaptive transmit antenna array |
CN100438365C (zh) * | 2002-05-09 | 2008-11-26 | 诺基亚西门子通信公司 | 多级功率控制命令信令 |
US8218609B2 (en) * | 2002-10-25 | 2012-07-10 | Qualcomm Incorporated | Closed-loop rate control for a multi-channel communication system |
US20040192218A1 (en) * | 2003-03-31 | 2004-09-30 | Oprea Alexandru M. | System and method for channel data transmission in wireless communication systems |
KR101370157B1 (ko) * | 2003-09-26 | 2014-03-04 | 인터디지탈 테크날러지 코포레이션 | 무선 통신 전송 파워용 이득 팩터들의 판정을 위한 장치 및 방법 |
US7194042B2 (en) * | 2004-01-13 | 2007-03-20 | Qualcomm Incorporated | Data transmission with spatial spreading in a mimo communication system |
US7197327B2 (en) * | 2004-03-10 | 2007-03-27 | Interdigital Technology Corporation | Adjustment of target signal-to-interference in outer loop power control for wireless communication systems |
-
2004
- 2004-02-20 FI FI20040269A patent/FI20040269A0/fi not_active Application Discontinuation
- 2004-05-17 US US10/846,829 patent/US20050185733A1/en not_active Abandoned
-
2005
- 2005-02-10 EP EP05708191A patent/EP1719255A1/en not_active Withdrawn
- 2005-02-10 WO PCT/FI2005/050023 patent/WO2005081419A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
US20050185733A1 (en) | 2005-08-25 |
WO2005081419A1 (en) | 2005-09-01 |
EP1719255A1 (en) | 2006-11-08 |
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Legal Events
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FD | Application lapsed |
Free format text: METSO AUTOMATION OY |