CN1849522B - 获得接收的扩频信号的方法 - Google Patents
获得接收的扩频信号的方法 Download PDFInfo
- Publication number
- CN1849522B CN1849522B CN2004800258291A CN200480025829A CN1849522B CN 1849522 B CN1849522 B CN 1849522B CN 2004800258291 A CN2004800258291 A CN 2004800258291A CN 200480025829 A CN200480025829 A CN 200480025829A CN 1849522 B CN1849522 B CN 1849522B
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- CN
- China
- Prior art keywords
- receiver
- segmentations
- signal
- time cycle
- spread
- 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.)
- Expired - Fee Related
Links
- 238000001228 spectrum Methods 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims abstract description 12
- 230000001413 cellular effect Effects 0.000 claims abstract description 10
- 230000011218 segmentation Effects 0.000 claims description 40
- 230000010267 cellular communication Effects 0.000 claims description 8
- 230000001052 transient effect Effects 0.000 claims description 3
- 239000012634 fragment Substances 0.000 abstract 2
- 230000006854 communication Effects 0.000 description 12
- 238000004891 communication Methods 0.000 description 12
- 230000000875 corresponding effect Effects 0.000 description 7
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000005070 sampling Methods 0.000 description 3
- 230000002596 correlated effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 208000000044 Amnesia Diseases 0.000 description 1
- 208000026139 Memory disease Diseases 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000007175 bidirectional communication Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000006984 memory degeneration Effects 0.000 description 1
- 208000023060 memory loss Diseases 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/24—Acquisition or tracking or demodulation of signals transmitted by the system
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- 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
- H04B1/7077—Multi-step acquisition, e.g. multi-dwell, coarse-fine or validation
-
- 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
-
- 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
- H04B1/7097—Interference-related aspects
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mobile Radio Communication Systems (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Radio Relay Systems (AREA)
Abstract
Description
Claims (11)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0320993.9A GB0320993D0 (en) | 2003-09-09 | 2003-09-09 | A method of acquiring a received spread spectrum signal |
GB0320993.9 | 2003-09-09 | ||
PCT/IB2004/051693 WO2005024453A1 (en) | 2003-09-09 | 2004-09-06 | A method of acquiring a received spread spectrum signal |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1849522A CN1849522A (zh) | 2006-10-18 |
CN1849522B true CN1849522B (zh) | 2011-03-30 |
Family
ID=29226689
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2004800258291A Expired - Fee Related CN1849522B (zh) | 2003-09-09 | 2004-09-06 | 获得接收的扩频信号的方法 |
Country Status (8)
Country | Link |
---|---|
US (1) | US7545853B2 (zh) |
EP (1) | EP1664828A1 (zh) |
JP (1) | JP4668194B2 (zh) |
KR (1) | KR101088553B1 (zh) |
CN (1) | CN1849522B (zh) |
GB (1) | GB0320993D0 (zh) |
TW (1) | TW200519397A (zh) |
WO (1) | WO2005024453A1 (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2084818B1 (en) | 2006-11-14 | 2017-03-22 | Nxp B.V. | A method of acquiring a received spread spectrum signal |
GB0801523D0 (en) * | 2008-01-28 | 2008-03-05 | Cambridge Silicon Radio Ltd | Integrated signal receiver |
CN102323601B (zh) * | 2011-05-27 | 2013-02-06 | 哈尔滨工程大学 | 一种gnss-boc调制信号的捕获方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5874914A (en) * | 1995-10-09 | 1999-02-23 | Snaptrack, Inc. | GPS receiver utilizing a communication link |
CN1223723A (zh) * | 1996-04-25 | 1999-07-21 | SiRF技术公司 | 具有多比特相关器的扩频接收机 |
CN1352833A (zh) * | 1999-05-19 | 2002-06-05 | 摩托罗拉公司 | 扩频信号的捕获方法和装置 |
CN1432218A (zh) * | 2000-05-16 | 2003-07-23 | 皇家菲利浦电子有限公司 | 解扩扩频信号的方法 |
US6606346B2 (en) * | 2001-05-18 | 2003-08-12 | Global Locate, Inc. | Method and apparatus for computing signal correlation |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5151919A (en) * | 1990-12-17 | 1992-09-29 | Ericsson-Ge Mobile Communications Holding Inc. | Cdma subtractive demodulation |
KR0147862B1 (ko) * | 1994-08-25 | 1998-09-15 | 김광호 | 다중모드 모니터의 자동 빔전류 조성회로 및 그 방법 |
US5905765A (en) * | 1996-09-27 | 1999-05-18 | Rockwell International | Method of processing error-control coded, frequency-hopped communication signals |
JP3399414B2 (ja) * | 1999-09-14 | 2003-04-21 | 日本電気株式会社 | 送受信回路及びそれを用いた移動通信端末装置並びにその制御方法及びその制御プログラム記録媒体 |
GB0004371D0 (en) * | 2000-02-24 | 2000-04-12 | Koninkl Philips Electronics Nv | GPS receiver and mobile unit incorporating the same |
US6771688B1 (en) * | 2000-09-19 | 2004-08-03 | Lucent Technologies Inc. | Segmented architecture for multiple sequence detection and identification in fading channels |
US6819707B2 (en) | 2001-05-18 | 2004-11-16 | Global Locate, Inc. | Method and apparatus for performing signal correlation using historical correlation data |
JP4225706B2 (ja) * | 2001-06-07 | 2009-02-18 | 三洋電機株式会社 | 移動通信端末における間欠受信方法 |
US7061912B1 (en) * | 2002-01-17 | 2006-06-13 | Microtune (San Diego) , Inc. | Method and apparatus of packet loss concealment for CVSD coders |
US7411985B2 (en) * | 2003-03-21 | 2008-08-12 | Lucent Technologies Inc. | Low-complexity packet loss concealment method for voice-over-IP speech transmission |
-
2003
- 2003-09-09 GB GBGB0320993.9A patent/GB0320993D0/en not_active Ceased
-
2004
- 2004-09-06 WO PCT/IB2004/051693 patent/WO2005024453A1/en active Application Filing
- 2004-09-06 EP EP04769943A patent/EP1664828A1/en not_active Withdrawn
- 2004-09-06 TW TW093126883A patent/TW200519397A/zh unknown
- 2004-09-06 US US10/570,446 patent/US7545853B2/en active Active
- 2004-09-06 CN CN2004800258291A patent/CN1849522B/zh not_active Expired - Fee Related
- 2004-09-06 KR KR1020067004777A patent/KR101088553B1/ko active IP Right Grant
- 2004-09-06 JP JP2006525257A patent/JP4668194B2/ja not_active Expired - Lifetime
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5874914A (en) * | 1995-10-09 | 1999-02-23 | Snaptrack, Inc. | GPS receiver utilizing a communication link |
CN1223723A (zh) * | 1996-04-25 | 1999-07-21 | SiRF技术公司 | 具有多比特相关器的扩频接收机 |
CN1352833A (zh) * | 1999-05-19 | 2002-06-05 | 摩托罗拉公司 | 扩频信号的捕获方法和装置 |
CN1432218A (zh) * | 2000-05-16 | 2003-07-23 | 皇家菲利浦电子有限公司 | 解扩扩频信号的方法 |
US6606346B2 (en) * | 2001-05-18 | 2003-08-12 | Global Locate, Inc. | Method and apparatus for computing signal correlation |
Also Published As
Publication number | Publication date |
---|---|
EP1664828A1 (en) | 2006-06-07 |
KR101088553B1 (ko) | 2011-12-05 |
CN1849522A (zh) | 2006-10-18 |
KR20060071416A (ko) | 2006-06-26 |
TW200519397A (en) | 2005-06-16 |
US7545853B2 (en) | 2009-06-09 |
GB0320993D0 (en) | 2003-10-08 |
WO2005024453A1 (en) | 2005-03-17 |
US20070019713A1 (en) | 2007-01-25 |
JP4668194B2 (ja) | 2011-04-13 |
JP2007505519A (ja) | 2007-03-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: NXP CO., LTD. Free format text: FORMER OWNER: KONINKLIJKE PHILIPS ELECTRONICS N.V. Effective date: 20071012 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20071012 Address after: Holland Ian Deho Finn Applicant after: NXP B.V. Address before: Holland Ian Deho Finn Applicant before: Koninklijke Philips Electronics N.V. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: DESAILA ADVANCED TECHNOLOGY COMPANY Free format text: FORMER OWNER: KONINKL PHILIPS ELECTRONICS NV Effective date: 20150429 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20150429 Address after: California, USA Patentee after: Desella Advanced Technology Co. Address before: Holland Ian Deho Finn Patentee before: NXP B.V. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110330 Termination date: 20210906 |
|
CF01 | Termination of patent right due to non-payment of annual fee |