CN1340264A - 检测导频声的方法 - Google Patents
检测导频声的方法 Download PDFInfo
- Publication number
- CN1340264A CN1340264A CN00803775A CN00803775A CN1340264A CN 1340264 A CN1340264 A CN 1340264A CN 00803775 A CN00803775 A CN 00803775A CN 00803775 A CN00803775 A CN 00803775A CN 1340264 A CN1340264 A CN 1340264A
- Authority
- CN
- China
- Prior art keywords
- signal
- symbol
- pulse train
- fcb
- time
- 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
Links
- 238000000034 method Methods 0.000 title claims abstract description 42
- 238000001914 filtration Methods 0.000 claims description 13
- 238000001208 nuclear magnetic resonance pulse sequence Methods 0.000 abstract description 4
- 238000009877 rendering Methods 0.000 abstract 1
- 238000001228 spectrum Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 230000003321 amplification Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000010363 phase shift Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- QABCGOSYZHCPGN-UHFFFAOYSA-N chloro(dimethyl)silicon Chemical compound C[Si](C)Cl QABCGOSYZHCPGN-UHFFFAOYSA-N 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
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
- H04B1/76—Pilot transmitters or receivers for control of transmission or for equalising
-
- 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
- H04L25/06—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection
- H04L25/061—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection providing hard decisions only; arrangements for tracking or suppressing unwanted low frequency components, e.g. removal of dc offset
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
- H04L27/22—Demodulator circuits; Receiver circuits
Abstract
Description
Claims (5)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19906293A DE19906293C2 (de) | 1999-02-15 | 1999-02-15 | Verfahren zur Detektion von Pilottönen |
DE19906293.5 | 1999-02-15 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1340264A true CN1340264A (zh) | 2002-03-13 |
CN1145331C CN1145331C (zh) | 2004-04-07 |
Family
ID=7897569
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB008037752A Expired - Fee Related CN1145331C (zh) | 1999-02-15 | 2000-02-01 | 检测导频声的方法 |
Country Status (9)
Country | Link |
---|---|
US (1) | US6396883B2 (zh) |
EP (1) | EP1151590B1 (zh) |
JP (1) | JP2002537728A (zh) |
KR (1) | KR100396975B1 (zh) |
CN (1) | CN1145331C (zh) |
AT (1) | ATE253276T1 (zh) |
DE (2) | DE19906293C2 (zh) |
DK (1) | DK1151590T3 (zh) |
WO (1) | WO2000049781A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1649289B (zh) * | 2004-03-17 | 2010-12-22 | 威盛电子股份有限公司 | 差量相位检测方法与系统 |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2822613B1 (fr) * | 2001-03-20 | 2004-07-02 | Sagem | Procede et dispositif de reception de signaux de frequence et/ou de synchronisation |
US7110478B2 (en) * | 2002-04-09 | 2006-09-19 | Spreadtrum Communications Corporation | Phase difference based frequency correction channel detector for wireless communication system |
US9390229B1 (en) | 2006-04-26 | 2016-07-12 | Dp Technologies, Inc. | Method and apparatus for a health phone |
US8902154B1 (en) | 2006-07-11 | 2014-12-02 | Dp Technologies, Inc. | Method and apparatus for utilizing motion user interface |
US7982770B1 (en) | 2006-09-08 | 2011-07-19 | Dp Technologies, Inc. | Method and apparatus to provide improved image quality in a camera |
US8620353B1 (en) | 2007-01-26 | 2013-12-31 | Dp Technologies, Inc. | Automatic sharing and publication of multimedia from a mobile device |
US8949070B1 (en) | 2007-02-08 | 2015-02-03 | Dp Technologies, Inc. | Human activity monitoring device with activity identification |
US8555282B1 (en) | 2007-07-27 | 2013-10-08 | Dp Technologies, Inc. | Optimizing preemptive operating system with motion sensing |
US8040382B2 (en) * | 2008-01-07 | 2011-10-18 | Dp Technologies, Inc. | Method and apparatus for improving photo image quality |
US8285344B2 (en) | 2008-05-21 | 2012-10-09 | DP Technlogies, Inc. | Method and apparatus for adjusting audio for a user environment |
US8996332B2 (en) | 2008-06-24 | 2015-03-31 | Dp Technologies, Inc. | Program setting adjustments based on activity identification |
US8872646B2 (en) | 2008-10-08 | 2014-10-28 | Dp Technologies, Inc. | Method and system for waking up a device due to motion |
US8064759B1 (en) | 2009-04-15 | 2011-11-22 | Dp Technologies, Inc. | Method and apparatus for motion-state based image acquisition |
US9529437B2 (en) | 2009-05-26 | 2016-12-27 | Dp Technologies, Inc. | Method and apparatus for a motion state aware device |
JP4781482B1 (ja) * | 2010-12-17 | 2011-09-28 | パナソニック株式会社 | 周波数オフセット補償装置及び周波数オフセット補償方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1236978B (it) * | 1989-12-22 | 1993-05-12 | Italtel Spa | Metodo e dispositivo per la sincronizzazione tra una stazione radio fissa ed una stazione mobile in un sistema radiomobile digitale |
US5390216A (en) * | 1991-11-02 | 1995-02-14 | Robert Bosch Gmbh | Synchronization method for a mobile radiotelephone |
US5724657A (en) * | 1995-09-29 | 1998-03-03 | Rockwell International Corporation | Adaptive frequency correction burst detector for GSM handset system |
KR0157012B1 (ko) * | 1995-12-14 | 1998-11-16 | 이진주 | 디지탈 이동통신의 주파수 정정 버스트 검출 장치 및 그 검출방법 |
JP3624547B2 (ja) * | 1996-05-21 | 2005-03-02 | ソニー株式会社 | バースト信号受信方法及び装置 |
KR100193859B1 (ko) * | 1996-12-23 | 1999-06-15 | 윤종용 | 시분할다원접속 통신시스템에서 기지국과 이동국간 주파수오프셋 측정장치 |
US5872774A (en) * | 1997-09-19 | 1999-02-16 | Qualcomm Incorporated | Mobile station assisted timing synchronization in a CDMA communication system |
-
1999
- 1999-02-15 DE DE19906293A patent/DE19906293C2/de not_active Expired - Fee Related
-
2000
- 2000-02-01 DE DE50004247T patent/DE50004247D1/de not_active Expired - Lifetime
- 2000-02-01 DK DK00910512T patent/DK1151590T3/da active
- 2000-02-01 AT AT00910512T patent/ATE253276T1/de not_active IP Right Cessation
- 2000-02-01 EP EP00910512A patent/EP1151590B1/de not_active Expired - Lifetime
- 2000-02-01 KR KR10-2001-7010321A patent/KR100396975B1/ko not_active IP Right Cessation
- 2000-02-01 JP JP2000600407A patent/JP2002537728A/ja not_active Ceased
- 2000-02-01 CN CNB008037752A patent/CN1145331C/zh not_active Expired - Fee Related
- 2000-02-01 WO PCT/DE2000/000301 patent/WO2000049781A1/de active IP Right Grant
-
2001
- 2001-08-15 US US09/930,411 patent/US6396883B2/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1649289B (zh) * | 2004-03-17 | 2010-12-22 | 威盛电子股份有限公司 | 差量相位检测方法与系统 |
Also Published As
Publication number | Publication date |
---|---|
US6396883B2 (en) | 2002-05-28 |
JP2002537728A (ja) | 2002-11-05 |
EP1151590A1 (de) | 2001-11-07 |
US20020018532A1 (en) | 2002-02-14 |
DE50004247D1 (de) | 2003-12-04 |
ATE253276T1 (de) | 2003-11-15 |
DK1151590T3 (da) | 2004-01-26 |
KR100396975B1 (ko) | 2003-09-02 |
CN1145331C (zh) | 2004-04-07 |
EP1151590B1 (de) | 2003-10-29 |
WO2000049781A1 (de) | 2000-08-24 |
DE19906293C2 (de) | 2000-11-30 |
KR20010102138A (ko) | 2001-11-15 |
DE19906293A1 (de) | 2000-08-24 |
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Legal Events
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C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: INTEL MOBILE COMMUNICATIONS TECHNOLOGY LTD. Free format text: FORMER OWNER: INFINEON TECHNOLOGIES AG Effective date: 20120601 Owner name: INTEL MOBILE COMMUNICATIONS LTD. Free format text: FORMER OWNER: INTEL MOBILE COMMUNICATIONS TECHNOLOGY LTD. Effective date: 20120601 |
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C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee |
Owner name: INFINEON TECHNOLOGIES AG Free format text: FORMER NAME: INFENNIAN TECHNOLOGIES AG |
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CP03 | Change of name, title or address |
Address after: Neubiberg, Germany Patentee after: Infineon Technologies AG Address before: Munich, Germany Patentee before: INFINEON TECHNOLOGIES AG |
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TR01 | Transfer of patent right |
Effective date of registration: 20120601 Address after: Neubiberg, Germany Patentee after: Intel Mobile Communications GmbH Address before: Neubiberg, Germany Patentee before: Infineon Technologies AG Effective date of registration: 20120601 Address after: Neubiberg, Germany Patentee after: Intel Mobile Communications GmbH Address before: Neubiberg, Germany Patentee before: Intel Mobile Communications GmbH |
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C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: Neubiberg, Germany Patentee after: Intel Mobile Communications GmbH Address before: Neubiberg, Germany Patentee before: Intel Mobile Communications GmbH |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040407 Termination date: 20170201 |
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CF01 | Termination of patent right due to non-payment of annual fee |