DE60144522D1 - Vorrichtung zur reduzierung von autokorrelation und kreuzkorrelation bei schwachen cdma-signalen - Google Patents
Vorrichtung zur reduzierung von autokorrelation und kreuzkorrelation bei schwachen cdma-signalenInfo
- Publication number
- DE60144522D1 DE60144522D1 DE60144522T DE60144522T DE60144522D1 DE 60144522 D1 DE60144522 D1 DE 60144522D1 DE 60144522 T DE60144522 T DE 60144522T DE 60144522 T DE60144522 T DE 60144522T DE 60144522 D1 DE60144522 D1 DE 60144522D1
- Authority
- DE
- Germany
- Prior art keywords
- correlation
- systems
- signal
- cdma signals
- verification
- 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 - Lifetime
Links
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
- G01S19/35—Constructional details or hardware or software details of the signal processing chain
- G01S19/37—Hardware or software details of the signal processing chain
-
- 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
- G01S19/21—Interference related issues ; Issues related to cross-correlation, spoofing or other methods of denial of service
-
- 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
- G01S19/30—Acquisition or tracking or demodulation of signals transmitted by the system code related
-
- 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
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/0009—Transmission of position information to remote stations
- G01S5/0018—Transmission from mobile station to base station
- G01S5/0027—Transmission from mobile station to base station of actual mobile position, i.e. position determined on mobile
-
- 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
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/0009—Transmission of position information to remote stations
- G01S5/0018—Transmission from mobile station to base station
- G01S5/0036—Transmission from mobile station to base station of measured values, i.e. measurement on mobile and position calculation on base station
-
- 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
-
- 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
- H04B1/70755—Setting of lock conditions, e.g. threshold
-
- 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
- H04B1/7085—Synchronisation aspects using a code tracking loop, e.g. a delay-locked loop
-
- 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
-
- 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
- G01S19/03—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers
- G01S19/09—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers providing processing capability normally carried out by the receiver
-
- 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
- G01S19/25—Acquisition or tracking or demodulation of signals transmitted by the system involving aiding data received from a cooperating element, e.g. assisted GPS
-
- 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
- G01S19/26—Acquisition or tracking or demodulation of signals transmitted by the system involving a sensor measurement for aiding acquisition or tracking
-
- 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
- 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
- H04B2201/70715—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation with application-specific features
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)
- Position Fixing By Use Of Radio Waves (AREA)
- Circuits Of Receivers In General (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
- Electrophonic Musical Instruments (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US22767400P | 2000-08-24 | 2000-08-24 | |
PCT/US2001/023078 WO2002016960A1 (en) | 2000-08-24 | 2001-07-20 | Apparatus for reducing auto-correlation or cross-correlation in weak cdma signals |
Publications (1)
Publication Number | Publication Date |
---|---|
DE60144522D1 true DE60144522D1 (de) | 2011-06-09 |
Family
ID=22854021
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60144522T Expired - Lifetime DE60144522D1 (de) | 2000-08-24 | 2001-07-20 | Vorrichtung zur reduzierung von autokorrelation und kreuzkorrelation bei schwachen cdma-signalen |
Country Status (7)
Country | Link |
---|---|
US (11) | US6466161B2 (de) |
EP (1) | EP1311870B1 (de) |
JP (1) | JP4896353B2 (de) |
AT (1) | ATE507486T1 (de) |
AU (1) | AU2001277085A1 (de) |
DE (1) | DE60144522D1 (de) |
WO (1) | WO2002016960A1 (de) |
Families Citing this family (147)
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-
2001
- 2001-07-20 JP JP2002521998A patent/JP4896353B2/ja not_active Expired - Fee Related
- 2001-07-20 US US09/910,091 patent/US6466161B2/en not_active Expired - Lifetime
- 2001-07-20 US US09/910,404 patent/US6680695B2/en not_active Expired - Lifetime
- 2001-07-20 AU AU2001277085A patent/AU2001277085A1/en not_active Abandoned
- 2001-07-20 WO PCT/US2001/023078 patent/WO2002016960A1/en active Application Filing
- 2001-07-20 DE DE60144522T patent/DE60144522D1/de not_active Expired - Lifetime
- 2001-07-20 EP EP01954865A patent/EP1311870B1/de not_active Expired - Lifetime
- 2001-07-20 US US09/909,716 patent/US7106786B2/en not_active Expired - Fee Related
- 2001-07-20 AT AT01954865T patent/ATE507486T1/de not_active IP Right Cessation
- 2001-07-20 US US09/909,717 patent/US6529829B2/en not_active Expired - Lifetime
- 2001-07-20 US US09/910,092 patent/US7197305B2/en not_active Expired - Fee Related
-
2002
- 2002-09-16 US US10/244,293 patent/US6707423B2/en not_active Expired - Lifetime
-
2003
- 2003-11-12 US US10/712,789 patent/US7183972B2/en not_active Expired - Fee Related
-
2004
- 2004-02-10 US US10/775,870 patent/US7026986B2/en not_active Expired - Fee Related
-
2006
- 2006-08-02 US US11/498,532 patent/US7724807B2/en not_active Expired - Fee Related
-
2007
- 2007-02-19 US US11/676,502 patent/US7719466B2/en not_active Expired - Fee Related
- 2007-02-19 US US11/676,501 patent/US20070207803A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
US20070207803A1 (en) | 2007-09-06 |
US7183972B2 (en) | 2007-02-27 |
US7719466B2 (en) | 2010-05-18 |
US20020025828A1 (en) | 2002-02-28 |
WO2002016960A8 (en) | 2002-07-11 |
WO2002016960A1 (en) | 2002-02-28 |
US20020024463A1 (en) | 2002-02-28 |
EP1311870B1 (de) | 2011-04-27 |
JP2004507920A (ja) | 2004-03-11 |
AU2001277085A1 (en) | 2002-03-04 |
US7026986B2 (en) | 2006-04-11 |
US7724807B2 (en) | 2010-05-25 |
US6529829B2 (en) | 2003-03-04 |
US20040137914A1 (en) | 2004-07-15 |
US20080001817A1 (en) | 2008-01-03 |
US6680695B2 (en) | 2004-01-20 |
US20020064209A1 (en) | 2002-05-30 |
US20020024462A1 (en) | 2002-02-28 |
ATE507486T1 (de) | 2011-05-15 |
US6466161B2 (en) | 2002-10-15 |
US7106786B2 (en) | 2006-09-12 |
US20030011512A1 (en) | 2003-01-16 |
JP4896353B2 (ja) | 2012-03-14 |
EP1311870A1 (de) | 2003-05-21 |
US20070030888A1 (en) | 2007-02-08 |
US20040217901A1 (en) | 2004-11-04 |
US7197305B2 (en) | 2007-03-27 |
US20020026282A1 (en) | 2002-02-28 |
US6707423B2 (en) | 2004-03-16 |
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