TWI271051B - Wireless receiving method and wireless receiver with high-precision signal estimation - Google Patents
Wireless receiving method and wireless receiver with high-precision signal estimation Download PDFInfo
- Publication number
- TWI271051B TWI271051B TW93126470A TW93126470A TWI271051B TW I271051 B TWI271051 B TW I271051B TW 93126470 A TW93126470 A TW 93126470A TW 93126470 A TW93126470 A TW 93126470A TW I271051 B TWI271051 B TW I271051B
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- TW
- Taiwan
- Prior art keywords
- phase
- signal
- unit
- error
- approximation
- Prior art date
Links
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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
- H04B1/709—Correlator structure
- H04B1/7093—Matched filter type
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
- H04J13/0007—Code type
- H04J13/004—Orthogonal
- H04J13/0048—Walsh
-
- 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
- H04B1/7073—Synchronisation aspects
- H04B1/7075—Synchronisation aspects with code phase acquisition
- H04B1/708—Parallel implementation
-
- 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
- H04B1/709—Correlator structure
- H04B1/7093—Matched filter type
- H04B2001/70935—Matched filter type using a bank of matched fileters, e.g. Fast Hadamard Transform
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
- H04W28/18—Negotiating wireless communication parameters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/10—Small scale networks; Flat hierarchical networks
- H04W84/12—WLAN [Wireless Local Area Networks]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003337765 | 2003-09-29 | ||
| JP2004033607A JP4346465B2 (ja) | 2003-09-29 | 2004-02-10 | 受信方法および装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW200522575A TW200522575A (en) | 2005-07-01 |
| TWI271051B true TWI271051B (en) | 2007-01-11 |
Family
ID=34380391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW93126470A TWI271051B (en) | 2003-09-29 | 2004-09-02 | Wireless receiving method and wireless receiver with high-precision signal estimation |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US7228115B2 (enExample) |
| JP (1) | JP4346465B2 (enExample) |
| CN (1) | CN100405743C (enExample) |
| TW (1) | TWI271051B (enExample) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7649962B2 (en) * | 2004-09-09 | 2010-01-19 | Panasonic Corporation | Phase error correction circuit |
| WO2006030601A1 (ja) * | 2004-09-16 | 2006-03-23 | Naoki Suehiro | 受信装置及び受信方法 |
| US8064414B2 (en) | 2005-12-13 | 2011-11-22 | Qualcomm, Incorporated | Range extension techniques for a wireless local area network |
| JP4730219B2 (ja) * | 2006-06-13 | 2011-07-20 | パナソニック株式会社 | 同期検波復調装置 |
| JP4215168B2 (ja) * | 2007-01-19 | 2009-01-28 | 日本電波工業株式会社 | 信号処理部及び無線機 |
| KR100858350B1 (ko) * | 2007-06-04 | 2008-09-17 | 주식회사 파이칩스 | 무선신호 수신장치 |
| US8428204B2 (en) * | 2010-08-20 | 2013-04-23 | Raytheon Company | Recovering distorted digital data |
| JP5747777B2 (ja) * | 2011-10-17 | 2015-07-15 | 富士通株式会社 | 受信装置、周波数偏差算出方法及びコンピュータプログラム |
| CN104092642B (zh) * | 2014-07-30 | 2017-07-28 | 东南大学 | 一种用于非相干解调电路中的载波相位同步方法及装置 |
| EP3260977B1 (en) * | 2016-06-21 | 2019-02-20 | Stichting IMEC Nederland | A circuit and a method for processing data |
| DE102018000044B4 (de) * | 2017-09-27 | 2023-04-20 | Diehl Metering Systems Gmbh | Verfahren zur bidirektionalen Datenübertragung in Schmalbandsystemen |
| US10708107B1 (en) * | 2019-09-10 | 2020-07-07 | Huawei Technologies Co., Ltd. | Method and decoder for suppressing phase noise in an orthogonal frequency division multiplexing signal |
| JPWO2022190589A1 (enExample) * | 2021-03-08 | 2022-09-15 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0745290A4 (en) | 1994-02-17 | 1999-07-14 | Micrilor Inc | WIRELESS LOCAL NETWORK WITH HIGH DATA RATE |
| WO1998039854A1 (en) * | 1997-03-04 | 1998-09-11 | Mitsubishi Denki Kabushiki Kaisha | Receiver with frequency offset correcting function |
| US6654432B1 (en) * | 1998-06-08 | 2003-11-25 | Wireless Facilities, Inc. | Joint maximum likelihood frame and timing estimation for a digital receiver |
| US6359878B1 (en) * | 1998-07-20 | 2002-03-19 | Wirless Facilities, Inc. | Non-data-aided maximum likelihood based feedforward timing synchronization method |
| US6647071B2 (en) * | 1998-11-06 | 2003-11-11 | Texas Instruments Incorporated | Method and apparatus for equalization and tracking of coded digital communications signals |
| JP3866908B2 (ja) * | 2000-07-31 | 2007-01-10 | 三菱電機株式会社 | 無線通信用受信装置 |
| JP3464645B2 (ja) * | 2000-08-30 | 2003-11-10 | 松下電器産業株式会社 | 無線受信装置 |
| DE10043743A1 (de) * | 2000-09-05 | 2002-03-14 | Infineon Technologies Ag | Automatische Frequenzkorrektur für Mobilfunkempfänger |
| JP3715606B2 (ja) * | 2002-09-10 | 2005-11-09 | 株式会社東芝 | 無線通信機及びその制御方法 |
| DE10341107B3 (de) * | 2003-09-05 | 2005-05-19 | Infineon Technologies Ag | Verfahren und Empfangseinheit zur Kompensation eines Frequenzversatzes und/oder einer zeitlichen Änderung der Phase eines Übertragungskanals durch empfängerseitiges Auswerten von Randsymbolen eines empfangenen Datenbursts |
| JP4665514B2 (ja) * | 2004-12-28 | 2011-04-06 | ソニー株式会社 | 無線通信装置及び無線通信方法 |
-
2004
- 2004-02-10 JP JP2004033607A patent/JP4346465B2/ja not_active Expired - Lifetime
- 2004-08-17 US US10/919,339 patent/US7228115B2/en not_active Expired - Fee Related
- 2004-09-02 TW TW93126470A patent/TWI271051B/zh not_active IP Right Cessation
- 2004-09-29 CN CNB2004100831904A patent/CN100405743C/zh not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1604484A (zh) | 2005-04-06 |
| JP2005130429A (ja) | 2005-05-19 |
| JP4346465B2 (ja) | 2009-10-21 |
| US7228115B2 (en) | 2007-06-05 |
| CN100405743C (zh) | 2008-07-23 |
| TW200522575A (en) | 2005-07-01 |
| US20050070237A1 (en) | 2005-03-31 |
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| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | Annulment or lapse of patent due to non-payment of fees |