CN1522513A - 用于估计无线信道的信号干扰比的方法和装置 - Google Patents
用于估计无线信道的信号干扰比的方法和装置 Download PDFInfo
- Publication number
- CN1522513A CN1522513A CNA028134524A CN02813452A CN1522513A CN 1522513 A CN1522513 A CN 1522513A CN A028134524 A CNA028134524 A CN A028134524A CN 02813452 A CN02813452 A CN 02813452A CN 1522513 A CN1522513 A CN 1522513A
- Authority
- CN
- China
- Prior art keywords
- sinr
- parameter
- estimation
- wireless channel
- pilot portion
- 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.)
- Pending
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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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/005—Control of transmission; Equalising
-
- 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
-
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Noise Elimination (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Abstract
Description
Claims (37)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/873,892 US7106792B2 (en) | 2001-06-04 | 2001-06-04 | Method and apparatus for estimating the signal to interference-plus-noise ratio of a wireless channel |
US09/873,892 | 2001-06-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN1522513A true CN1522513A (zh) | 2004-08-18 |
Family
ID=25362538
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNA028134524A Pending CN1522513A (zh) | 2001-06-04 | 2002-05-31 | 用于估计无线信道的信号干扰比的方法和装置 |
Country Status (10)
Country | Link |
---|---|
US (1) | US7106792B2 (zh) |
EP (1) | EP1393490B1 (zh) |
JP (1) | JP4152878B2 (zh) |
KR (1) | KR100892898B1 (zh) |
CN (1) | CN1522513A (zh) |
AT (1) | ATE340450T1 (zh) |
BR (1) | BR0210132A (zh) |
DE (1) | DE60214847T2 (zh) |
TW (1) | TW576029B (zh) |
WO (1) | WO2002100033A1 (zh) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100355229C (zh) * | 2005-06-27 | 2007-12-12 | 凯明信息科技股份有限公司 | 高速下行分组接入中基于信干噪比预测的链路自适应方法 |
CN101132208B (zh) * | 2006-08-23 | 2011-01-12 | 富士通株式会社 | 通信装置及其sir估计方法 |
CN102244878A (zh) * | 2010-05-11 | 2011-11-16 | 中兴通讯股份有限公司 | 一种测量信干噪比的方法及终端 |
CN103973250A (zh) * | 2014-04-23 | 2014-08-06 | 京信通信系统(中国)有限公司 | Dpd mcpa功放增益自适应补偿方法、系统与装置 |
CN116582227A (zh) * | 2022-02-09 | 2023-08-11 | 诺基亚通信公司 | 用于链路自适应的动态错误率目标 |
Families Citing this family (66)
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US8005035B2 (en) | 2001-04-27 | 2011-08-23 | The Directv Group, Inc. | Online output multiplexer filter measurement |
US7471735B2 (en) | 2001-04-27 | 2008-12-30 | The Directv Group, Inc. | Maximizing power and spectral efficiencies for layered and conventional modulations |
US7639759B2 (en) | 2001-04-27 | 2009-12-29 | The Directv Group, Inc. | Carrier to noise ratio estimations from a received signal |
US7502430B2 (en) | 2001-04-27 | 2009-03-10 | The Directv Group, Inc. | Coherent averaging for measuring traveling wave tube amplifier nonlinearity |
US7245671B1 (en) | 2001-04-27 | 2007-07-17 | The Directv Group, Inc. | Preprocessing signal layers in a layered modulation digital signal system to use legacy receivers |
US7173981B1 (en) | 2001-04-27 | 2007-02-06 | The Directv Group, Inc. | Dual layer signal processing in a layered modulation digital signal system |
US7483505B2 (en) * | 2001-04-27 | 2009-01-27 | The Directv Group, Inc. | Unblind equalizer architecture for digital communication systems |
US7778365B2 (en) | 2001-04-27 | 2010-08-17 | The Directv Group, Inc. | Satellite TWTA on-line non-linearity measurement |
US7209524B2 (en) | 2001-04-27 | 2007-04-24 | The Directv Group, Inc. | Layered modulation for digital signals |
US7583728B2 (en) | 2002-10-25 | 2009-09-01 | The Directv Group, Inc. | Equalizers for layered modulated and other signals |
US7184489B2 (en) | 2001-04-27 | 2007-02-27 | The Directv Group, Inc. | Optimization technique for layered modulation |
US7423987B2 (en) | 2001-04-27 | 2008-09-09 | The Directv Group, Inc. | Feeder link configurations to support layered modulation for digital signals |
US7822154B2 (en) | 2001-04-27 | 2010-10-26 | The Directv Group, Inc. | Signal, interference and noise power measurement |
US7460605B2 (en) * | 2001-11-15 | 2008-12-02 | Lawrence Livermore National Security, Llc | Time reversal communication system |
US7423990B2 (en) * | 2002-06-18 | 2008-09-09 | Vixs Systems Inc. | Dynamically adjusting data rate of wireless communications |
CA2489569C (en) | 2002-07-01 | 2012-05-22 | The Directv Group, Inc. | Improving hierarchical 8psk performance |
TWI279113B (en) | 2002-07-03 | 2007-04-11 | Hughes Electronics Corp | Method and apparatus for layered modulation |
US7808937B2 (en) | 2005-04-07 | 2010-10-05 | Rambus, Inc. | Variable interference cancellation technology for CDMA systems |
US7876810B2 (en) | 2005-04-07 | 2011-01-25 | Rambus Inc. | Soft weighted interference cancellation for CDMA systems |
US8761321B2 (en) | 2005-04-07 | 2014-06-24 | Iii Holdings 1, Llc | Optimal feedback weighting for soft-decision cancellers |
US8179946B2 (en) | 2003-09-23 | 2012-05-15 | Rambus Inc. | Systems and methods for control of advanced receivers |
US7474710B2 (en) | 2002-10-25 | 2009-01-06 | The Directv Group, Inc. | Amplitude and phase matching for layered modulation reception |
AU2003301717A1 (en) | 2002-10-25 | 2004-05-25 | The Directv Group, Inc. | Lower complexity layered modulation signal processor |
US7463676B2 (en) | 2002-10-25 | 2008-12-09 | The Directv Group, Inc. | On-line phase noise measurement for layered modulation |
US7272768B2 (en) | 2002-12-09 | 2007-09-18 | Broadcom Corporation | Edge incremental redundancy memory structure and memory management |
US7342979B2 (en) * | 2002-12-09 | 2008-03-11 | Broadcom Corporation | Incremental redundancy support in a cellular wireless terminal having IR processing module |
US7068735B2 (en) * | 2003-06-16 | 2006-06-27 | Broadcom Corp. | System and method to perform DC compensation on a radio frequency burst in a cellular wireless network |
US7342956B2 (en) * | 2003-06-16 | 2008-03-11 | Broadcom Corporation | System and method to extract uplink status flag bits in a cellular wireless network |
US7107013B2 (en) | 2003-06-16 | 2006-09-12 | Broadcom Corporation | Cooperative link characterization and MCS selection by wireless terminal and network for improved system performance |
US7352720B2 (en) * | 2003-06-16 | 2008-04-01 | Broadcom Corporation | System and method to determine a bit error probability of received communications within a cellular wireless network |
US7107080B2 (en) * | 2003-06-16 | 2006-09-12 | Broadcom Corporation | System and method to conduct idle mode paging channel monitoring within a cellular wireless network |
US7406139B2 (en) * | 2003-06-16 | 2008-07-29 | Broadcom Corporation | System and method to identify a modulation format of a data frame within a cellular wireless network |
US7349495B2 (en) * | 2003-09-25 | 2008-03-25 | Intel Corporation | Soft bits normalization apparatus, method, and system |
US7502429B2 (en) | 2003-10-10 | 2009-03-10 | The Directv Group, Inc. | Equalization for traveling wave tube amplifier nonlinearity measurements |
US7457379B2 (en) * | 2003-10-16 | 2008-11-25 | Broadcom Corporation | Adaptive multi-step combined DC offset compensation for EDGE 8-PSK |
US7437135B2 (en) | 2003-10-30 | 2008-10-14 | Interdigital Technology Corporation | Joint channel equalizer interference canceller advanced receiver |
US7400692B2 (en) | 2004-01-14 | 2008-07-15 | Interdigital Technology Corporation | Telescoping window based equalization |
US20070195903A1 (en) * | 2004-05-12 | 2007-08-23 | Thomson Licensing | Constellation Location Dependent Step Sizes For Equalizer Error Signals |
US20080043829A1 (en) * | 2004-05-12 | 2008-02-21 | Dong-Chang Shiue | Noise Power Estimate Based Equalizer Lock Detector |
DE102004026072B4 (de) * | 2004-05-25 | 2007-02-15 | Micronas Gmbh | Verfahren und Vorrichtung zur bewegungskompensierten Rauschschätzung bei mobilen drahtlosen Übertragungssystemen |
US7466768B2 (en) * | 2004-06-14 | 2008-12-16 | Via Technologies, Inc. | IQ imbalance compensation |
US7773950B2 (en) | 2004-06-16 | 2010-08-10 | Telefonaktiebolaget Lm Ericsson (Publ) | Benign interference suppression for received signal quality estimation |
US8599972B2 (en) | 2004-06-16 | 2013-12-03 | Telefonaktiebolaget L M Ericsson (Publ) | SIR estimation in a wireless receiver |
US7532664B2 (en) * | 2004-08-02 | 2009-05-12 | Nokia Corporation | Method and apparatus to estimate signal to interference plus noise ratio (SINR) in a multiple antenna receiver |
KR100849330B1 (ko) * | 2004-09-02 | 2008-07-29 | 삼성전자주식회사 | 무선 통신 시스템에서 적응 송수신 장치 및 방법 |
US7809336B2 (en) * | 2005-03-07 | 2010-10-05 | Qualcomm Incorporated | Rate selection for a quasi-orthogonal communication system |
US7826516B2 (en) | 2005-11-15 | 2010-11-02 | Rambus Inc. | Iterative interference canceller for wireless multiple-access systems with multiple receive antennas |
US7711033B2 (en) * | 2005-04-14 | 2010-05-04 | Telefonaktiebolaget Lm Ericsson (Publ) | SIR prediction method and apparatus |
US7715472B2 (en) | 2005-10-25 | 2010-05-11 | Broadcom Corporation | Equalizer architecture for data communication |
US8107549B2 (en) | 2005-11-30 | 2012-01-31 | Qualcomm, Incorporated | Multi-stage receiver for wireless communication |
WO2007126446A2 (en) * | 2006-01-12 | 2007-11-08 | Agere Systems Inc. | Receiver employing non-pilot reference channels for equalizing a received signal |
GB0606532D0 (en) * | 2006-03-31 | 2006-05-10 | Matsushita Electric Ind Co Ltd | Signal-To-Noise Ratio Estimation For Digital Signal Decoding |
EP2070229B1 (en) * | 2006-10-05 | 2016-03-09 | Telefonaktiebolaget LM Ericsson (publ) | Method for predicting channel quality indicator (cqi) values. |
US20080084829A1 (en) * | 2006-10-05 | 2008-04-10 | Nokia Corporation | Apparatus, method and computer program product providing link adaptation |
US7979032B2 (en) * | 2007-12-18 | 2011-07-12 | Intel Corporation | Estimating statistical properties of noise in modulated data carrier signals |
US8098767B2 (en) | 2007-12-20 | 2012-01-17 | Qualcomm Incorporated | Receiver adjustment between pilot bursts |
US8238499B2 (en) * | 2008-08-29 | 2012-08-07 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for low-complexity interference cancellation in communication signal processing |
RU2535917C2 (ru) * | 2009-11-09 | 2014-12-20 | Хуавэй Текнолоджиз Ко., Лтд. | Способ, устройство и система для коррекции микроволновых сигналов |
US8621308B2 (en) * | 2010-06-30 | 2013-12-31 | Alcatel Lucent | HARQ operating point adaptation in communications |
US8737247B1 (en) | 2010-10-08 | 2014-05-27 | Marvell International Ltd. | Data channel noise estimation using pilot channel |
US8982866B1 (en) * | 2010-10-08 | 2015-03-17 | Marvell International Ltd. | Data channel noise estimation using control channel |
CN102065462B (zh) * | 2011-01-21 | 2013-04-03 | 新邮通信设备有限公司 | 一种噪声干扰测量方法和装置 |
US8537875B2 (en) | 2011-04-14 | 2013-09-17 | Qualcomm Incorporated | Methods and apparatus for adjusting forward link signal to interference and noise ratio estimates |
US8675769B1 (en) * | 2012-06-20 | 2014-03-18 | MagnaCom Ltd. | Constellation map optimization for highly spectrally efficient communications |
US9831910B2 (en) | 2013-09-16 | 2017-11-28 | Marvell International Ltd. | Noise estimation based on control messages destined for other mobile terminals |
DE102014103853B4 (de) * | 2014-03-20 | 2016-02-18 | Intel IP Corporation | Verfahren und Vorrichtung zur Störsignalquellen-Zeitablaufsteuerungsdetektion und zum Schätzen von Rausch- und Störparametern |
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EP0366160A1 (en) | 1986-01-18 | 1990-05-02 | Hewlett-Packard Limited | Non intrusive channel impairment analyser |
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US6628707B2 (en) * | 2001-05-04 | 2003-09-30 | Radiant Networks Plc | Adaptive equalizer system for short burst modems and link hopping radio networks |
-
2001
- 2001-06-04 US US09/873,892 patent/US7106792B2/en not_active Expired - Fee Related
-
2002
- 2002-05-31 EP EP02737275A patent/EP1393490B1/en not_active Expired - Lifetime
- 2002-05-31 CN CNA028134524A patent/CN1522513A/zh active Pending
- 2002-05-31 AT AT02737275T patent/ATE340450T1/de not_active IP Right Cessation
- 2002-05-31 KR KR1020037015825A patent/KR100892898B1/ko not_active IP Right Cessation
- 2002-05-31 BR BRPI0210132-7A patent/BR0210132A/pt not_active IP Right Cessation
- 2002-05-31 JP JP2003501883A patent/JP4152878B2/ja not_active Expired - Fee Related
- 2002-05-31 WO PCT/US2002/017038 patent/WO2002100033A1/en active IP Right Grant
- 2002-05-31 DE DE60214847T patent/DE60214847T2/de not_active Expired - Lifetime
- 2002-06-04 TW TW091111970A patent/TW576029B/zh active
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100355229C (zh) * | 2005-06-27 | 2007-12-12 | 凯明信息科技股份有限公司 | 高速下行分组接入中基于信干噪比预测的链路自适应方法 |
CN101132208B (zh) * | 2006-08-23 | 2011-01-12 | 富士通株式会社 | 通信装置及其sir估计方法 |
CN102244878A (zh) * | 2010-05-11 | 2011-11-16 | 中兴通讯股份有限公司 | 一种测量信干噪比的方法及终端 |
CN102244878B (zh) * | 2010-05-11 | 2014-11-05 | 中兴通讯股份有限公司 | 一种测量信干噪比的方法及终端 |
CN103973250A (zh) * | 2014-04-23 | 2014-08-06 | 京信通信系统(中国)有限公司 | Dpd mcpa功放增益自适应补偿方法、系统与装置 |
CN103973250B (zh) * | 2014-04-23 | 2016-08-31 | 京信通信系统(中国)有限公司 | Dpd mcpa功放增益自适应补偿方法、系统与装置 |
CN116582227A (zh) * | 2022-02-09 | 2023-08-11 | 诺基亚通信公司 | 用于链路自适应的动态错误率目标 |
US11902034B2 (en) | 2022-02-09 | 2024-02-13 | Nokia Solutions And Networks Oy | Dynamic error rate target for link adaptation |
CN116582227B (zh) * | 2022-02-09 | 2024-09-27 | 诺基亚通信公司 | 用于链路自适应的动态错误率目标 |
Also Published As
Publication number | Publication date |
---|---|
BR0210132A (pt) | 2006-10-10 |
DE60214847D1 (de) | 2006-11-02 |
WO2002100033A1 (en) | 2002-12-12 |
ATE340450T1 (de) | 2006-10-15 |
TW576029B (en) | 2004-02-11 |
EP1393490B1 (en) | 2006-09-20 |
KR100892898B1 (ko) | 2009-04-15 |
DE60214847T2 (de) | 2007-10-04 |
US20020186761A1 (en) | 2002-12-12 |
EP1393490A1 (en) | 2004-03-03 |
US7106792B2 (en) | 2006-09-12 |
KR20040003049A (ko) | 2004-01-07 |
JP2005516429A (ja) | 2005-06-02 |
JP4152878B2 (ja) | 2008-09-17 |
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