CN1292953A - 信号干扰比测量的修正 - Google Patents
信号干扰比测量的修正 Download PDFInfo
- Publication number
- CN1292953A CN1292953A CN998037958A CN99803795A CN1292953A CN 1292953 A CN1292953 A CN 1292953A CN 998037958 A CN998037958 A CN 998037958A CN 99803795 A CN99803795 A CN 99803795A CN 1292953 A CN1292953 A CN 1292953A
- Authority
- CN
- China
- Prior art keywords
- sir
- value
- measurement
- correction
- communication system
- 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.)
- Granted
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Classifications
-
- 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
- H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
- H04W52/241—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account channel quality metrics, e.g. SIR, SNR, CIR or Eb/lo
-
- 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
- H04W52/24—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
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
- H04B17/336—Signal-to-interference ratio [SIR] or carrier-to-interference ratio [CIR]
-
- 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)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mobile Radio Communication Systems (AREA)
- Transmitters (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Abstract
Description
| 扩频系数 | D0 | K0 | D1 | K1 | C0 | C1 | C2 | 修正的和理想的SIR值之间的最大绝对误差(dB) |
| 128 | 11.7 | 2 .7 | 2.2 | 1.09 | 14.11 | 38 | 0.10 | 1.65 |
| 16 | 8.71 | 2.08 | 4.51 | 1.49 | 23.41 | 36.95 | 0.21 | 2.38 |
Claims (27)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/038,067 US6292519B1 (en) | 1998-03-11 | 1998-03-11 | Correction of signal-to-interference ratio measurements |
| US09/038,067 | 1998-03-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1292953A true CN1292953A (zh) | 2001-04-25 |
| CN1122377C CN1122377C (zh) | 2003-09-24 |
Family
ID=21897914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN99803795A Expired - Fee Related CN1122377C (zh) | 1998-03-11 | 1999-03-05 | 信号干扰比测量的修正 |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US6292519B1 (zh) |
| EP (1) | EP1062742B1 (zh) |
| JP (1) | JP4339513B2 (zh) |
| KR (1) | KR100713118B1 (zh) |
| CN (1) | CN1122377C (zh) |
| AR (1) | AR016186A1 (zh) |
| AU (1) | AU752754B2 (zh) |
| CA (1) | CA2323099C (zh) |
| DE (1) | DE69938038D1 (zh) |
| TW (1) | TW411672B (zh) |
| WO (1) | WO1999046869A1 (zh) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101933375A (zh) * | 2008-01-30 | 2010-12-29 | 爱立信电话股份有限公司 | 通过自干扰调整的闭环功率控制方法及设备 |
| CN102457337A (zh) * | 2010-10-25 | 2012-05-16 | 索尼公司 | 接收设备与方法、解调设备与方法、以及程序 |
| CN1758578B (zh) * | 2004-09-30 | 2012-05-16 | 朗迅科技公司 | 通信系统中的分组差错率估计方法 |
| CN104885511A (zh) * | 2012-11-02 | 2015-09-02 | 瑞典爱立信有限公司 | 涉及干扰减轻有效测量的方法和设备 |
| CN105934893A (zh) * | 2014-12-30 | 2016-09-07 | 华为技术有限公司 | 一种传输信号的方法和设备 |
| CN106170936A (zh) * | 2015-06-27 | 2016-11-30 | 华为技术有限公司 | 无线通信中确定信噪比的方法和装置 |
Families Citing this family (80)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6816473B2 (en) | 1995-06-30 | 2004-11-09 | Interdigital Technology Corporation | Method for adaptive forward power control for spread-spectrum communications |
| US6940840B2 (en) | 1995-06-30 | 2005-09-06 | Interdigital Technology Corporation | Apparatus for adaptive reverse power control for spread-spectrum communications |
| US7072380B2 (en) | 1995-06-30 | 2006-07-04 | Interdigital Technology Corporation | Apparatus for initial power control for spread-spectrum communications |
| US7123600B2 (en) | 1995-06-30 | 2006-10-17 | Interdigital Technology Corporation | Initial power control for spread-spectrum communications |
| US7929498B2 (en) | 1995-06-30 | 2011-04-19 | Interdigital Technology Corporation | Adaptive forward power control and adaptive reverse power control for spread-spectrum communications |
| US6788662B2 (en) * | 1995-06-30 | 2004-09-07 | Interdigital Technology Corporation | Method for adaptive reverse power control for spread-spectrum communications |
| ZA965340B (en) | 1995-06-30 | 1997-01-27 | Interdigital Tech Corp | Code division multiple access (cdma) communication system |
| US6885652B1 (en) | 1995-06-30 | 2005-04-26 | Interdigital Technology Corporation | Code division multiple access (CDMA) communication system |
| US7020111B2 (en) | 1996-06-27 | 2006-03-28 | Interdigital Technology Corporation | System for using rapid acquisition spreading codes for spread-spectrum communications |
| US6801516B1 (en) | 1995-06-30 | 2004-10-05 | Interdigital Technology Corporation | Spread-spectrum system for assigning information signals having different data rates |
| JP2885772B1 (ja) * | 1997-12-17 | 1999-04-26 | 日本電気移動通信株式会社 | Cdmaシステムにおける受信方法、受信品質推定方法、送信電力制御方法及び送受信装置 |
| US6404826B1 (en) * | 1998-07-02 | 2002-06-11 | Texas Instruments Incorporated | Iterative signal-to-interference ratio estimation for WCDMA |
| US6317435B1 (en) | 1999-03-08 | 2001-11-13 | Qualcomm Incorporated | Method and apparatus for maximizing the use of available capacity in a communication system |
| USRE44010E1 (en) * | 1999-03-17 | 2013-02-19 | Interdigital Technology Corporation | Modular base station with variable communication capacity |
| ES2173716T3 (es) * | 1999-04-12 | 2002-10-16 | Cit Alcatel | Control de potencia mejorado, adaptable canales y rapido en cdma. |
| US6668352B1 (en) * | 1999-04-28 | 2003-12-23 | Samsung Electronics Co., Ltd. | Distortion compensating device and method in a multi-code mobile communication system |
| US7649925B2 (en) * | 1999-06-14 | 2010-01-19 | Time Domain Corporation | Time transfer utilizing ultra wideband signals |
| US6539213B1 (en) * | 1999-06-14 | 2003-03-25 | Time Domain Corporation | System and method for impulse radio power control |
| FI991448A7 (fi) * | 1999-06-24 | 2000-12-25 | Nokia Corp | Lähetystehon säätömenetelmä |
| US6493541B1 (en) * | 1999-07-02 | 2002-12-10 | Telefonaktiebolaget Lm Ericsson (Publ) | Transmit power control time delay compensation in a wireless communications system |
| US6426971B1 (en) * | 1999-09-13 | 2002-07-30 | Qualcomm Incorporated | System and method for accurately predicting signal to interference and noise ratio to improve communications system performance |
| WO2001024396A1 (en) * | 1999-09-29 | 2001-04-05 | Nokia Mobile Phones Limited | Spread spectrum communication system |
| DE19958383A1 (de) * | 1999-12-03 | 2001-06-07 | Bosch Gmbh Robert | Verfahren zur Regelung der Sendeleistung einer Sendestation und Empfangsstation zur Durchführung des Verfahrens |
| GB9930801D0 (en) * | 1999-12-30 | 2000-02-16 | Nokia Networks Oy | Spreading factor determination |
| JP3545663B2 (ja) * | 2000-01-14 | 2004-07-21 | 松下電器産業株式会社 | Sir測定装置及びsir測定方法 |
| US6885694B1 (en) | 2000-02-29 | 2005-04-26 | Telefonaktiebolaget Lm Ericsson (Publ) | Correction of received signal and interference estimates |
| US6963752B1 (en) | 2000-09-18 | 2005-11-08 | Telefonaktiebolaget L M Ericsson (Publ) | Method and apparatus for setting transmit power control command energy |
| JP3559237B2 (ja) * | 2000-11-09 | 2004-08-25 | 松下電器産業株式会社 | 希望波対干渉波電力比測定回路および希望波対干渉波電力比測定方法 |
| FR2821218B1 (fr) * | 2001-02-22 | 2006-06-23 | Cit Alcatel | Dispositif de reception pour un terminal de radiocommunication mobile |
| WO2003003613A1 (en) * | 2001-06-27 | 2003-01-09 | Koninklijke Philips Electronics N.V. | Frequency offset diversity receiver |
| US20030039226A1 (en) * | 2001-08-24 | 2003-02-27 | Kwak Joseph A. | Physical layer automatic repeat request (ARQ) |
| US7076001B2 (en) * | 2001-10-16 | 2006-07-11 | Harris Corporation | System and method for an in-service decision-directed signal to noise ratio estimator |
| DE60234529D1 (de) * | 2001-10-17 | 2010-01-07 | Sony Corp | Sender und sendesteuerverfahren |
| GB2382748A (en) * | 2001-11-28 | 2003-06-04 | Ipwireless Inc | Signal to noise plus interference ratio (SNIR) estimation with corection factor |
| US7324433B1 (en) | 2001-11-29 | 2008-01-29 | Marvell International Ltd. | Method and apparatus for determining signal quality |
| US7263119B1 (en) | 2001-11-29 | 2007-08-28 | Marvell International Ltd. | Decoding method and apparatus |
| US6717931B2 (en) * | 2002-01-02 | 2004-04-06 | Nokia Corporation | Adaptive spreading factor based on power control |
| EP1466421B1 (en) * | 2002-01-07 | 2006-09-13 | Koninklijke Philips Electronics N.V. | Rake receiver with individual finger compensator(s) |
| GB2384651B (en) * | 2002-01-28 | 2004-03-24 | Toshiba Res Europ Ltd | Signal selection systems |
| GB2385498A (en) * | 2002-02-13 | 2003-08-20 | Pa Consulting Services | Adjustable baseband processing of telecommunications signals |
| GB2386038A (en) | 2002-02-27 | 2003-09-03 | Motorola Inc | Channel estimation in a radio receiver |
| CN100336416C (zh) * | 2002-07-22 | 2007-09-05 | 中兴通讯股份有限公司 | 一种信干比测量方法与装置 |
| EP1398883A1 (en) * | 2002-09-12 | 2004-03-17 | Nokia Corporation | Code phase acquisition |
| US7162262B2 (en) * | 2002-09-23 | 2007-01-09 | Telefonaktiebolaget Lm Ericsson (Publ) | Methods, systems and computer program products for requesting received power levels based on received block error rates utilizing an anti-windup and/or emergency procedure |
| KR100876812B1 (ko) * | 2002-11-05 | 2009-01-07 | 삼성전자주식회사 | 비동기 방식의 부호분할다중접속 이동통신시스템에서 목표잡음 증가 대 열 잡음 비 할당을 위한 스케줄링 장치 및방법 |
| US6957175B2 (en) * | 2002-11-08 | 2005-10-18 | Interdigital Technology Corporation | Method and apparatus for determining signal-to-interference ratio with reduced bias effect |
| US20040203462A1 (en) * | 2002-11-25 | 2004-10-14 | Wei Lin | Method and apparatus for setting the threshold of a power control target in a spread spectrum communication system |
| US7339994B2 (en) * | 2002-11-25 | 2008-03-04 | Texas Instruments Incorporated | Method and apparatus for fast convergent power control in a spread spectrum communication system |
| US7330504B2 (en) * | 2002-11-25 | 2008-02-12 | Texas Instruments Incorporated | Method and apparatus for low power-rise power control using sliding-window-weighted QoS measurements |
| WO2004051902A1 (en) * | 2002-12-02 | 2004-06-17 | Huawei Technologies Co., Ltd. | Unbiased sir estimation for use in power control methods |
| US7738848B2 (en) * | 2003-01-14 | 2010-06-15 | Interdigital Technology Corporation | Received signal to noise indicator |
| JP2004254239A (ja) * | 2003-02-21 | 2004-09-09 | Fujitsu Ltd | 回線品質特性評価システム |
| JP2004254243A (ja) * | 2003-02-21 | 2004-09-09 | Fujitsu Ltd | 干渉測定評価システム |
| WO2004084452A2 (en) * | 2003-03-21 | 2004-09-30 | Telefonaktiebolaget L M Ericsson (Publ) | Method and apparatus for link adaptation |
| EP1460789B1 (en) * | 2003-03-21 | 2008-08-20 | Telefonaktiebolaget LM Ericsson (publ) | Method and apparatus for link adaptation |
| US20040209585A1 (en) * | 2003-04-17 | 2004-10-21 | Motorola, Inc. | Method and apparatus for determining an interference level on a fading channel |
| US7236747B1 (en) * | 2003-06-18 | 2007-06-26 | Samsung Electronics Co., Ltd. (SAIT) | Increasing OFDM transmit power via reduction in pilot tone |
| US7200190B2 (en) * | 2003-06-30 | 2007-04-03 | Motorola, Inc. | Unbiased signal to interference ratio in wireless communications devices and methods therefor |
| GB2404822B (en) * | 2003-08-07 | 2007-07-11 | Ipwireless Inc | Method and arrangement for noise variance and sir estimation |
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| JP4438482B2 (ja) * | 2004-04-05 | 2010-03-24 | ソニー・エリクソン・モバイルコミュニケーションズ株式会社 | 受信品質推定方法および装置 |
| 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 |
| US7292826B2 (en) * | 2004-07-29 | 2007-11-06 | Qualcomm Incorporated | System and method for reducing rake finger processing |
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| JP4951274B2 (ja) * | 2005-08-19 | 2012-06-13 | 韓國電子通信研究院 | チャネル情報の生成装置及びその方法と、それに応じる適応送信装置及びその方法 |
| US7907961B2 (en) | 2006-06-07 | 2011-03-15 | Broadcom Corporation | Method and apparatus for improving noise power estimate in a WCDMA network |
| US7706827B2 (en) * | 2006-02-15 | 2010-04-27 | Broadcom Corporation | Method and apparatus for processing transmit power control (TPC) commands in a wideband CDMA (WCDMA) network based on a sign metric |
| US7852972B2 (en) * | 2006-05-22 | 2010-12-14 | Qualcomm Incorporated | Single-burst acquistion for wireless communication system |
| US20080081624A1 (en) * | 2006-09-29 | 2008-04-03 | Andres Reial | Inter-network handover optimization for terminals using advanced receivers |
| WO2008041893A1 (en) * | 2006-10-05 | 2008-04-10 | Telefonaktiebolaget Lm Ericsson (Publ) | Method for predicting channel quality indicator (cq i) values. |
| WO2008057018A1 (en) * | 2006-11-07 | 2008-05-15 | Telefonaktiebolaget Lm Ericsson (Publ) | Modified sir values for fast power control |
| US8554234B2 (en) * | 2007-06-26 | 2013-10-08 | Telcordia Technologies, Inc. | Method and procedures for automatic calibration of a wireless communications system simulation |
| US8862175B2 (en) | 2009-12-29 | 2014-10-14 | Telefonaktiebolaget L M Ericsson (Publ) | Correction of estimated SIR used for transmit power control |
| RU2459350C1 (ru) * | 2011-07-12 | 2012-08-20 | Государственное образовательное учреждение высшего профессионального образования "Южно-Уральский государственный университет" | Способ фильтрации и обнаружения флуктуирующей пачки радиоимпульсов |
| US9241298B2 (en) * | 2011-11-18 | 2016-01-19 | Qualcomm Incorporated | Devices and methods for facilitating access probe sequences |
| CN104980233B (zh) | 2014-04-01 | 2017-09-12 | 国基电子(上海)有限公司 | 调制解调器及其校准功率的方法 |
| US20160065328A1 (en) * | 2014-09-02 | 2016-03-03 | MagnaCom Ltd. | Communications in a multi-user environment |
| WO2017092783A1 (en) * | 2015-11-30 | 2017-06-08 | Telecom Italia S.P.A. | Signal to interference and noise ratio estimation |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
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| SE513422C2 (sv) | 1992-08-21 | 2000-09-11 | Ericsson Telefon Ab L M | Förfarande för bildande av kvalitetsmått för signalskurar |
| JP2937681B2 (ja) * | 1993-03-18 | 1999-08-23 | 沖電気工業株式会社 | 送信電力制御方法 |
| JP3291731B2 (ja) | 1993-09-24 | 2002-06-10 | ノキア テレコミュニカシオンス オサケ ユキチュア | Cdmaセルラ通信システムにおける信号の質を制御する方法及び装置 |
| JP2980156B2 (ja) * | 1994-05-12 | 1999-11-22 | エヌ・ティ・ティ移動通信網株式会社 | 送信電力制御方法および該制御方法を用いたスペクトル拡散通信装置 |
| JP3536072B2 (ja) | 1994-11-17 | 2004-06-07 | アジレント・テクノロジーズ・インク | 受信機の感度及び妨害波特性測定方法ならびに測定装置 |
| AU3260195A (en) | 1995-08-31 | 1997-03-19 | Nokia Telecommunications Oy | Method and device for controlling transmission power of a radio transmitter in a cellular communication system |
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| JP3352593B2 (ja) | 1996-05-22 | 2002-12-03 | 株式会社エヌ・ティ・ティ・ドコモ | 移動通信システムおよび移動通信システムにおけるソフトハンドオーバ中送信電力制御方法 |
| JP3660690B2 (ja) | 1996-06-27 | 2005-06-15 | 株式会社エヌ・ティ・ティ・ドコモ | 送信電力制御装置 |
| US6067446A (en) | 1996-07-11 | 2000-05-23 | Telefonaktiebolaget Lm Ericsson | Power presetting in a radio communication system |
| JPH10190497A (ja) * | 1996-12-27 | 1998-07-21 | Fujitsu Ltd | Sir測定装置 |
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-
1998
- 1998-03-11 US US09/038,067 patent/US6292519B1/en not_active Expired - Lifetime
-
1999
- 1999-03-04 TW TW088103311A patent/TW411672B/zh not_active IP Right Cessation
- 1999-03-05 EP EP99910904A patent/EP1062742B1/en not_active Expired - Lifetime
- 1999-03-05 AU AU29665/99A patent/AU752754B2/en not_active Ceased
- 1999-03-05 WO PCT/SE1999/000338 patent/WO1999046869A1/en active IP Right Grant
- 1999-03-05 CN CN99803795A patent/CN1122377C/zh not_active Expired - Fee Related
- 1999-03-05 JP JP2000536146A patent/JP4339513B2/ja not_active Expired - Fee Related
- 1999-03-05 DE DE69938038T patent/DE69938038D1/de not_active Expired - Lifetime
- 1999-03-05 CA CA002323099A patent/CA2323099C/en not_active Expired - Fee Related
- 1999-03-05 KR KR1020007010101A patent/KR100713118B1/ko not_active Expired - Fee Related
- 1999-03-11 AR ARP990101047A patent/AR016186A1/es unknown
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1758578B (zh) * | 2004-09-30 | 2012-05-16 | 朗迅科技公司 | 通信系统中的分组差错率估计方法 |
| CN101933375A (zh) * | 2008-01-30 | 2010-12-29 | 爱立信电话股份有限公司 | 通过自干扰调整的闭环功率控制方法及设备 |
| CN102457337A (zh) * | 2010-10-25 | 2012-05-16 | 索尼公司 | 接收设备与方法、解调设备与方法、以及程序 |
| CN102457337B (zh) * | 2010-10-25 | 2016-01-20 | 索尼公司 | 接收设备与方法、解调设备与方法 |
| CN104885511A (zh) * | 2012-11-02 | 2015-09-02 | 瑞典爱立信有限公司 | 涉及干扰减轻有效测量的方法和设备 |
| CN104885511B (zh) * | 2012-11-02 | 2021-01-08 | 瑞典爱立信有限公司 | 涉及干扰减轻有效测量的方法和设备 |
| CN105934893A (zh) * | 2014-12-30 | 2016-09-07 | 华为技术有限公司 | 一种传输信号的方法和设备 |
| CN105934893B (zh) * | 2014-12-30 | 2019-10-01 | 华为技术有限公司 | 一种传输信号的方法和设备 |
| CN106170936A (zh) * | 2015-06-27 | 2016-11-30 | 华为技术有限公司 | 无线通信中确定信噪比的方法和装置 |
| CN106170936B (zh) * | 2015-06-27 | 2019-07-12 | 华为技术有限公司 | 无线通信中确定信噪比的方法和装置 |
| US10477431B2 (en) | 2015-06-27 | 2019-11-12 | Huawei Technologies Co., Ltd. | Method and apparatus for determining signal-to-noise ratio in wireless communication |
Also Published As
| Publication number | Publication date |
|---|---|
| AU752754B2 (en) | 2002-09-26 |
| CA2323099C (en) | 2007-06-12 |
| KR20010041818A (ko) | 2001-05-25 |
| EP1062742A1 (en) | 2000-12-27 |
| AR016186A1 (es) | 2001-06-20 |
| JP4339513B2 (ja) | 2009-10-07 |
| KR100713118B1 (ko) | 2007-05-02 |
| DE69938038D1 (de) | 2008-03-13 |
| EP1062742B1 (en) | 2008-01-23 |
| AU2966599A (en) | 1999-09-27 |
| JP2002507077A (ja) | 2002-03-05 |
| US6292519B1 (en) | 2001-09-18 |
| WO1999046869A1 (en) | 1999-09-16 |
| CA2323099A1 (en) | 1999-09-16 |
| CN1122377C (zh) | 2003-09-24 |
| TW411672B (en) | 2000-11-11 |
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