TW200419957A - Method and apparatus for pilot estimation using prediction error method - Google Patents
Method and apparatus for pilot estimation using prediction error methodInfo
- Publication number
- TW200419957A TW200419957A TW092129487A TW92129487A TW200419957A TW 200419957 A TW200419957 A TW 200419957A TW 092129487 A TW092129487 A TW 092129487A TW 92129487 A TW92129487 A TW 92129487A TW 200419957 A TW200419957 A TW 200419957A
- Authority
- TW
- Taiwan
- Prior art keywords
- pilot
- component
- despreading
- prediction error
- end processing
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H21/00—Adaptive networks
- H03H21/0012—Digital adaptive filters
- H03H21/0025—Particular filtering methods
- H03H21/0029—Particular filtering methods based on statistics
- H03H21/003—KALMAN filters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
- H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
- H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
- H04B2201/70701—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation featuring pilot assisted reception
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Probability & Statistics with Applications (AREA)
- Mobile Radio Communication Systems (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/279,535 US7042928B2 (en) | 2002-10-23 | 2002-10-23 | Method and apparatus for pilot estimation using prediction error method |
Publications (2)
Publication Number | Publication Date |
---|---|
TW200419957A true TW200419957A (en) | 2004-10-01 |
TWI333751B TWI333751B (en) | 2010-11-21 |
Family
ID=32106738
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW092129487A TWI333751B (en) | 2002-10-23 | 2003-10-23 | Method and apparatus for pilot estimation using prediction error method |
Country Status (6)
Country | Link |
---|---|
US (1) | US7042928B2 (zh) |
CN (1) | CN1714515B (zh) |
AU (1) | AU2003284881A1 (zh) |
MX (1) | MXPA05004308A (zh) |
TW (1) | TWI333751B (zh) |
WO (1) | WO2004038947A1 (zh) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102004026072B4 (de) * | 2004-05-25 | 2007-02-15 | Micronas Gmbh | Verfahren und Vorrichtung zur bewegungskompensierten Rauschschätzung bei mobilen drahtlosen Übertragungssystemen |
US7400599B2 (en) * | 2004-06-24 | 2008-07-15 | Intel Corporation | Method and apparatus to control training for reverse direction data in a high throughput wireless network |
US7929652B2 (en) | 2007-04-10 | 2011-04-19 | Qualcomm Incorporated | Adaptive pilot and data symbol estimation |
US20080253451A1 (en) * | 2007-04-13 | 2008-10-16 | Media Tek Inc. | Methods for real-time monitoring time reference in decoding systems |
CN102034026B (zh) * | 2010-12-16 | 2012-07-25 | 哈尔滨工业大学 | 基于新息图法的电力系统负荷突变辨识方法 |
CN102724146B (zh) * | 2012-06-26 | 2014-12-10 | 上海师范大学 | 多天线移动信道特征参数的联合估计方法 |
FR3047133B1 (fr) * | 2016-01-25 | 2019-08-02 | Altran Technologies - Altran | Procedes de determination de parametres de filtres de kalman, de parametres de modele arma et dispositifs associes |
CN108428018B (zh) * | 2018-04-24 | 2021-05-28 | 厦门理工学院 | 一种短路电流峰值的变维递进灰色预测方法 |
CN109600332B (zh) * | 2018-11-22 | 2020-08-28 | 华中科技大学 | 一种co-fbmc/oqam的调制方法及系统 |
CN116794519B (zh) * | 2023-08-28 | 2023-11-21 | 南昌航空大学 | 基于离线和在线估算融合算法的soh数据预测方法 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8600932A (nl) * | 1986-04-14 | 1987-11-02 | Philips Nv | Werkwijze en inrichting voor het restaureren van als ongeldig beschouwde monsters van een equidistant bemonsterd signaal, op basis van vervangingswaarden die zijn afgeleid uit een reeks van signaalmonsters waarvan de omgeving die van de te restaureren monsters zo dicht mogelijk benadert. |
US5224061A (en) * | 1986-04-14 | 1993-06-29 | U.S. Philips Corporation | Method of and arrangement for restoring invalid samples of an equidistantly sampled signal |
US4901307A (en) | 1986-10-17 | 1990-02-13 | Qualcomm, Inc. | Spread spectrum multiple access communication system using satellite or terrestrial repeaters |
US5101501A (en) | 1989-11-07 | 1992-03-31 | Qualcomm Incorporated | Method and system for providing a soft handoff in communications in a cdma cellular telephone system |
US5103459B1 (en) | 1990-06-25 | 1999-07-06 | Qualcomm Inc | System and method for generating signal waveforms in a cdma cellular telephone system |
US5432816A (en) * | 1992-04-10 | 1995-07-11 | International Business Machines Corporation | System and method of robust sequence estimation in the presence of channel mismatch conditions |
US5414734A (en) * | 1993-01-06 | 1995-05-09 | Glenayre Electronics, Inc. | Compensation for multi-path interference using pilot symbols |
US5640429A (en) * | 1995-01-20 | 1997-06-17 | The United States Of America As Represented By The Secretary Of The Air Force | Multichannel non-gaussian receiver and method |
US5764687A (en) | 1995-06-20 | 1998-06-09 | Qualcomm Incorporated | Mobile demodulator architecture for a spread spectrum multiple access communication system |
US5822380A (en) * | 1996-08-12 | 1998-10-13 | Ericsson Inc. | Apparatus and method for joint channel estimation |
SG77607A1 (en) * | 1997-08-26 | 2001-01-16 | Univ Singapore | A multi-user code division multiple access receiver |
US6363104B1 (en) * | 1998-10-02 | 2002-03-26 | Ericsson Inc. | Method and apparatus for interference cancellation in a rake receiver |
US6411649B1 (en) * | 1998-10-20 | 2002-06-25 | Ericsson Inc. | Adaptive channel tracking using pilot sequences |
US6295289B1 (en) * | 1998-11-30 | 2001-09-25 | Nokia Mobile Phones, Ltd. | Power control in a transmitter |
US6456647B1 (en) * | 1998-12-16 | 2002-09-24 | Lsi Logic Corporation | Two step signal recovery scheme for a receiver |
US6680969B1 (en) * | 1999-03-22 | 2004-01-20 | Ericsson, Inc. | Methods for estimating doppler spreads including autocorrelation function hypotheses and related systems and receivers |
FI112831B (fi) * | 1999-04-28 | 2004-01-15 | Nokia Corp | Menetelmä kanavaestimaatin muodostamiseksi ja vastaanotin |
US6493329B1 (en) * | 1999-08-23 | 2002-12-10 | Qualcomm Incorporated | Adaptive channel estimation in a wireless communication system |
CN1112774C (zh) * | 1999-11-10 | 2003-06-25 | 深圳市中兴通讯股份有限公司 | 一种应用于wcdma接收机中的信道估计方法 |
-
2002
- 2002-10-23 US US10/279,535 patent/US7042928B2/en not_active Expired - Fee Related
-
2003
- 2003-10-22 MX MXPA05004308A patent/MXPA05004308A/es active IP Right Grant
- 2003-10-22 AU AU2003284881A patent/AU2003284881A1/en not_active Abandoned
- 2003-10-22 CN CN2003801017847A patent/CN1714515B/zh not_active Expired - Fee Related
- 2003-10-22 WO PCT/US2003/033659 patent/WO2004038947A1/en not_active Application Discontinuation
- 2003-10-23 TW TW092129487A patent/TWI333751B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
TWI333751B (en) | 2010-11-21 |
CN1714515A (zh) | 2005-12-28 |
MXPA05004308A (es) | 2005-08-02 |
US7042928B2 (en) | 2006-05-09 |
CN1714515B (zh) | 2010-06-02 |
AU2003284881A1 (en) | 2004-05-13 |
US20040081230A1 (en) | 2004-04-29 |
WO2004038947A1 (en) | 2004-05-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Annulment or lapse of patent due to non-payment of fees |