SG160379A1 - An efficient method to compute one shot frequency estimate - Google Patents
An efficient method to compute one shot frequency estimateInfo
- Publication number
- SG160379A1 SG160379A1 SG201001614-5A SG2010016145A SG160379A1 SG 160379 A1 SG160379 A1 SG 160379A1 SG 2010016145 A SG2010016145 A SG 2010016145A SG 160379 A1 SG160379 A1 SG 160379A1
- Authority
- SG
- Singapore
- Prior art keywords
- compute
- frequency estimate
- efficient method
- shot frequency
- shot
- Prior art date
Links
Classifications
-
- 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
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
- H04L27/2657—Carrier synchronisation
-
- 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
-
- 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
- H04B1/02—Transmitters
- H04B1/04—Circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0024—Carrier regulation at the receiver end
- H04L2027/0026—Correction of carrier offset
- H04L2027/003—Correction of carrier offset at baseband only
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0044—Control loops for carrier regulation
- H04L2027/0053—Closed loops
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0044—Control loops for carrier regulation
- H04L2027/0063—Elements of loops
- H04L2027/0065—Frequency error detectors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0083—Signalling arrangements
- H04L2027/0089—In-band signals
- H04L2027/0093—Intermittant signals
- H04L2027/0095—Intermittant signals in a preamble or similar structure
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Circuits Of Receivers In General (AREA)
- Complex Calculations (AREA)
- Transceivers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US66088805P | 2005-03-10 | 2005-03-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
SG160379A1 true SG160379A1 (en) | 2010-04-29 |
Family
ID=36579487
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG201001614-5A SG160379A1 (en) | 2005-03-10 | 2006-03-10 | An efficient method to compute one shot frequency estimate |
Country Status (10)
Country | Link |
---|---|
US (1) | US7920658B2 (ko) |
EP (1) | EP1856874A1 (ko) |
JP (1) | JP2008533864A (ko) |
KR (1) | KR100947795B1 (ko) |
CN (1) | CN101160894B (ko) |
BR (1) | BRPI0609271A2 (ko) |
CA (1) | CA2600463A1 (ko) |
RU (1) | RU2391788C2 (ko) |
SG (1) | SG160379A1 (ko) |
WO (1) | WO2006099323A1 (ko) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8509051B2 (en) | 2003-09-02 | 2013-08-13 | Qualcomm Incorporated | Multiplexing and transmission of multiple data streams in a wireless multi-carrier communication system |
US8599764B2 (en) | 2003-09-02 | 2013-12-03 | Qualcomm Incorporated | Transmission of overhead information for reception of multiple data streams |
US7221680B2 (en) | 2003-09-02 | 2007-05-22 | Qualcomm Incorporated | Multiplexing and transmission of multiple data streams in a wireless multi-carrier communication system |
US8477809B2 (en) | 2003-09-02 | 2013-07-02 | Qualcomm Incorporated | Systems and methods for generalized slot-to-interlace mapping |
US8526412B2 (en) | 2003-10-24 | 2013-09-03 | Qualcomm Incorporated | Frequency division multiplexing of multiple data streams in a wireless multi-carrier communication system |
US7920658B2 (en) * | 2005-03-10 | 2011-04-05 | Qualcomm Incorporated | Efficient method to compute one shot frequency estimate |
US8223623B2 (en) * | 2005-03-28 | 2012-07-17 | Qualcomm Incorporated | Timing and frequency acquisition for OFDM systems |
US9354297B2 (en) | 2005-09-27 | 2016-05-31 | Qualcomm Incorporated | Position location using phase-adjusted transmitters |
US8981996B2 (en) * | 2005-09-27 | 2015-03-17 | Qualcomm Incorporated | Position location using transmitters with timing offset and phase adjustment |
CN101822012A (zh) * | 2007-08-06 | 2010-09-01 | 高通股份有限公司 | 用于通用时隙到交错映射的系统和方法 |
KR100912509B1 (ko) * | 2007-11-26 | 2009-08-17 | 한국전자통신연구원 | 역탄젠트 계산 방법 및 장치 |
CN103234623B (zh) * | 2012-08-20 | 2014-12-10 | 苏州大学 | 一种高精度的频率估计方法 |
US11537859B2 (en) * | 2019-12-06 | 2022-12-27 | International Business Machines Corporation | Flexible precision neural inference processing unit |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4675882A (en) * | 1985-09-10 | 1987-06-23 | Motorola, Inc. | FM demodulator |
JP2835954B2 (ja) * | 1988-05-16 | 1998-12-14 | 株式会社日立メディコ | 画像処理方法及びその装置 |
US5067139A (en) * | 1990-12-17 | 1991-11-19 | Motorola, Inc. | Coherent detector for QPSK modulation in a TDMA system |
US5282228A (en) * | 1991-12-09 | 1994-01-25 | Novatel Communications Ltd. | Timing and automatic frequency control of digital receiver using the cyclic properties of a non-linear operation |
GB9319728D0 (en) | 1993-09-24 | 1993-11-10 | Snell & Wilcox Ltd | Video signal processing |
TW294867B (ko) | 1994-12-23 | 1997-01-01 | Qualcomm Inc | |
JP2818148B2 (ja) | 1996-08-23 | 1998-10-30 | 株式会社次世代デジタルテレビジョン放送システム研究所 | Ofdm復調装置 |
ATE492106T1 (de) | 2002-07-16 | 2011-01-15 | Ihp Gmbh | Verfahren und gerät zur rahmendetektion und synchronisierung |
KR100457925B1 (ko) * | 2002-11-15 | 2004-11-18 | 한국전자통신연구원 | 로그 변환과 선형 근사를 이용하여 주파수 오프셋을계산하는 방법 |
US7242729B1 (en) * | 2004-04-26 | 2007-07-10 | Dgi Creations, Llc | Signal decoding method and apparatus |
KR100587310B1 (ko) * | 2004-08-18 | 2006-06-08 | 엘지전자 주식회사 | 주파수 동기 장치 및 이를 적용한 dvb-h 수신 시스템 |
KR100568069B1 (ko) * | 2004-09-02 | 2006-04-05 | 한국전자통신연구원 | Tdma 통신 시스템에서의 반송파 및 도플러 주파수오차 추정 장치 및 그 방법 |
US7920658B2 (en) * | 2005-03-10 | 2011-04-05 | Qualcomm Incorporated | Efficient method to compute one shot frequency estimate |
WO2007117525A2 (en) * | 2006-04-03 | 2007-10-18 | Wionics Research | Frequency offset correction for an ultrawideband communication system |
US8594250B2 (en) * | 2008-07-25 | 2013-11-26 | Qualcomm Incorporated | Apparatus and methods for computing constant amplitude zero auto-correlation sequences |
US8233568B2 (en) * | 2008-09-05 | 2012-07-31 | Rajendra Kumar | Adaptive receiver for high-order modulated signals over fading channels |
-
2006
- 2006-03-06 US US11/369,328 patent/US7920658B2/en active Active
- 2006-03-10 BR BRPI0609271-3A patent/BRPI0609271A2/pt not_active IP Right Cessation
- 2006-03-10 JP JP2008501033A patent/JP2008533864A/ja active Pending
- 2006-03-10 EP EP06738055A patent/EP1856874A1/en not_active Withdrawn
- 2006-03-10 KR KR1020077023229A patent/KR100947795B1/ko active IP Right Grant
- 2006-03-10 CN CN200680012328.9A patent/CN101160894B/zh not_active Expired - Fee Related
- 2006-03-10 RU RU2007137516/09A patent/RU2391788C2/ru not_active IP Right Cessation
- 2006-03-10 CA CA002600463A patent/CA2600463A1/en not_active Abandoned
- 2006-03-10 SG SG201001614-5A patent/SG160379A1/en unknown
- 2006-03-10 WO PCT/US2006/008948 patent/WO2006099323A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
CN101160894B (zh) | 2016-06-22 |
BRPI0609271A2 (pt) | 2010-03-09 |
CA2600463A1 (en) | 2006-09-21 |
EP1856874A1 (en) | 2007-11-21 |
RU2007137516A (ru) | 2009-04-20 |
US7920658B2 (en) | 2011-04-05 |
RU2391788C2 (ru) | 2010-06-10 |
JP2008533864A (ja) | 2008-08-21 |
US20060217084A1 (en) | 2006-09-28 |
WO2006099323A1 (en) | 2006-09-21 |
KR100947795B1 (ko) | 2010-03-15 |
CN101160894A (zh) | 2008-04-09 |
KR20070110926A (ko) | 2007-11-20 |
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