KR20050042242A - 위치 네트워크를 시간순으로 동기화시키는 방법 및 장치 - Google Patents
위치 네트워크를 시간순으로 동기화시키는 방법 및 장치 Download PDFInfo
- Publication number
- KR20050042242A KR20050042242A KR1020047006734A KR20047006734A KR20050042242A KR 20050042242 A KR20050042242 A KR 20050042242A KR 1020047006734 A KR1020047006734 A KR 1020047006734A KR 20047006734 A KR20047006734 A KR 20047006734A KR 20050042242 A KR20050042242 A KR 20050042242A
- Authority
- KR
- South Korea
- Prior art keywords
- positioning
- positioning signal
- signal
- transmitter
- unit device
- Prior art date
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
- G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
- G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
- G01S1/08—Systems for determining direction or position line
- G01S1/20—Systems for determining direction or position line using a comparison of transit time of synchronised signals transmitted from non-directional antennas or antenna systems spaced apart, i.e. path-difference systems
- G01S1/24—Systems for determining direction or position line using a comparison of transit time of synchronised signals transmitted from non-directional antennas or antenna systems spaced apart, i.e. path-difference systems the synchronised signals being pulses or equivalent modulations on carrier waves and the transit times being compared by measuring the difference in arrival time of a significant part of the modulations, e.g. LORAN systems
-
- 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
- G01S19/10—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers providing dedicated supplementary positioning signals
-
- 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
- G01S19/23—Testing, monitoring, correcting or calibrating of receiver elements
-
- 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
- G01S19/256—Acquisition or tracking or demodulation of signals transmitted by the system involving aiding data received from a cooperating element, e.g. assisted GPS relating to timing, e.g. time of week, code phase, timing offset
-
- 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
- G01S5/0081—Transmission between base stations
-
- 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
- G01S5/009—Transmission of differential positioning data to 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
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/0205—Details
- G01S5/021—Calibration, monitoring or correction
-
- 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
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/0205—Details
- G01S5/0226—Transmitters
-
- 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
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/0284—Relative positioning
- G01S5/0289—Relative positioning of multiple transceivers, e.g. in ad hoc networks
-
- 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
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/14—Determining absolute distances from a plurality of spaced points of known location
-
- 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
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/14—Determining absolute distances from a plurality of spaced points of known location
- G01S5/145—Using a supplementary range measurement, e.g. based on pseudo-range measurements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/001—Synchronization between nodes
- H04W56/0015—Synchronization between nodes one node acting as a reference for the others
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/0055—Synchronisation arrangements determining timing error of reception due to propagation delay
- H04W56/0065—Synchronisation arrangements determining timing error of reception due to propagation delay using measurement of signal travel time
-
- 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
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/42—Determining position
- G01S19/43—Determining position using carrier phase measurements, e.g. kinematic positioning; using long or short baseline interferometry
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Mobile Radio Communication Systems (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Numerical Control (AREA)
- Small-Scale Networks (AREA)
Abstract
Description
Claims (9)
- 알려진 위치의 포지셔닝 유닛 장치에 의해 생성된 고유 포지셔닝 신호를 다른 알려진 위치의 기준 포지셔닝 신호를 생성하는 기준 전송기로 시간순으로 동기화시키는 방법에 있어서,a) 상기 기준 전송기 및 상기 포지셔닝 유닛 장치 사이의 기준 포지셔닝 신호 전달 지연을 결정하도록 상기 기준 포지셔닝 신호를 수신 및 해석하는 단계와,b) 상기 고유 포지셔닝 신호를 생성, 전송 및 수신하는 단계와,c) i) 상기 포지셔닝 유닛 장치에 의한 상기 기준 포지셔닝 신호의 전송 마이너스 수신 시간 및 ii)상기 포지셔닝 유닛 장치에 의한 상기 고유 포지셔닝 신호의 전송 마이너스 수신 시간을 추론하도록 상기 수신된 기준 포지셔닝 신호 및 상기 고유 포지셔닝 신호를 해석하는 단계와,d) 시간순 전송차를 추론하도록 (c)단계의 i) 및 ii)를 비교하는 단계와,e) 상기 추론된 시간순 전송차에 의한 상기 고유 포지셔닝 신호, 기준 신호 전달 지연에 의한 오프셋을 시간순으로 조절하는 단계와,f) 상기 고유 포지셔닝 신호를 전송하는 단계를포함하고,상기 고유 포지셔닝 신호는 상기 기준 전송기로 시간순으로 동기화되는 것을 특징으로 하는 방법.
- 제 1 항에 있어서,상기 적어도 하나의 기준 전송기는포지셔닝 유닛 장치, 광역보강시스템(Wide Area Augmentation System) 위성, 위성항법시스템(Global Navigation Satellite System) 위성, 및 의사 위성(Pseudolite)을 포함하는 것을 특징으로 하는 방법.
- 제 1 항에 있어서,상기 포지셔닝 신호는캐리어 성분, 의사난수(pseudorandom) 코드 성분, 및 데이터 성분을 포함하는 것을 특징으로 하는 방법.
- 위치에 대해 포지셔닝 유닛 장치의 시간적으로 동기화된 네트워크를 생성하는 방법에 있어서,a) 적어도 하나의 포지셔닝 유닛 장치를 디폴링(depolying)하는 단계와,b) i) 상기 적어도 하나의 기준 전송기로부터 상기 포지셔닝 유닛 장치로의 기준 포지셔닝 신호 전달 지연, ii) 상기 포지셔닝 유닛 장치에 의한 상기 적어도 하나의 기준 포지셔닝 신호의 전송 마이너스 수신 시간, 및 iii) 상기 포지셔닝 유닛 장치에 의한 상기 적어도 하나의 고유 포지셔닝 신호의 전송 마이너스 수신 시간을 추론하도록적어도 하나의 기준 전송기로부터 수신된 적어도 하나의 기준 포지셔닝 신호와 상기 포지셔닝 유닛 장치로부터 적어도 하나의 고유 포지셔닝 신호를 해석하는 단계와,c) 시간순 전송차를 추론하도록 (b)단계의 ii) 및 iii)을 비교하는 단계와,d) 상기 적어도 하나의 기준 전송기의 기준 시간축(timebase)으로 상기 적어도 하나의 고유 포지셔닝 신호를 시간순으로 동기화하도록, 상기 추론된 시간순 전송차에 기초한 상기 고유 포지셔닝 신호, 상기 기준 신호 전달 지연에 의한 오프셋을 시간순으로 조절하는 단계와,e) 상기 기준 시간축에 시간순으로 동기화되는 상기 고유 포지셔닝 신호를 전송하는 단계를 포함하고,상기 네트워크는 상기 네트워크 내에서 기준 시간축의 분포를 모든 포지셔닝 유닛 장치에 허용하고,상기 포지셔닝 유닛 장치는i) 위치을 결정하는 수단과,ii) 적어도 하나의 기준 전송기에 의해 전송된 적어도 하나의 기준 포지셔닝 신호로부터 기준 시간축을 수신하는 수단과,iii) 적어도 하나의 고유 포지셔닝 신호를 생성하고 전송하는 수단과,vi) 상기 적어도 하나의 고유 포지셔닝 신호를 수신하는 수단을 포함하고,하나 이상의 포지셔닝 유닛 장치는 실질적인 지리적 영역에 걸친 기준 시간축을 전달할 수 있는 포지셔닝 신호의 시간순으로 통일된 네트워크를 생성할 수 있고, 상기 네트워크 내에 위치한 로빙(roving) 위치 수신기가 코드 및 캐리어 단일점 위치 결정을 계산하도록 하는 것을 특징으로 하는 방법.
- 제 4 항에 있어서,상기 적어도 하나의 기준 전송기는포지셔닝 유닛 장치, 광역보강시스템 위성, 위성항법시스템 위성, 및 의사 위성을 포함하는 것을 특징으로 하는 방법.
- 제 4 항에 있어서,상기 포지셔닝 신호는캐리어 성분, 의사난수 코드 성분, 및 데이터 성분을 포함하는 것을 특징으로 하는 방법.
- 위치에 대해 포지셔닝 유닛 장치의 네트워크를 시간순으로 동기화하는 포지셔닝 유닛 장치에 있어서,a) 위치을 결정하는 수단과,b) 적어도 하나의 기준 전송기에 의해 전송된 적어도 하나의 기준 포지셔닝 신호로부터 기준 시간축을 수신하는 수단과,c) 적어도 하나의 고유 포지셔닝 신호를 생성하는 수단과,d) 상기 적어도 하나의 고유 포지셔닝 신호를 수신하는 수단과,e) 상기 적어도 하나의 기준 전송기와 상기 포지셔닝 유닛 장치 사이의 기준 신호 전달 지연을 추론하도록 상기 적어도 하나의 수신된 기준 포지셔닝 신호를 해석하는 수단과,f) 시간순으로 전송차를 추론하도록 상기 수신된 적어도 하나의 기준 포지셔닝 신호 및 상기 수신된 적어도 하나의 고유 포지셔닝 신호를 비교하는 수단과,g) 상기 적어도 하나의 전송기의 상기 기준 시간축으로 상기 적어도 하나의 고유 포지셔닝 신호를 시간순으로 동기화하도록, 상기 시간순 전송차에 기초한 상기 적어도 하나의 고유 포지셔닝 신호, 상기 기준 신호 전달 지연에 의한 오프셋을 조절하는 수단과,h) 상기 기준 시간축으로 시간순으로 동기화된 상기 고유 포지셔닝 신호를 전송하는 수단을 포함하고,하나 이상의 포지셔닝 유닛 장치는 실질적인 지리적 영역에 걸친 기준 시간축을 전달할 수 있는 포지셔닝 신호의 시간순으로 통일된 네트워크를 생성할 수 있는 것을 특징으로 하는 장치.
- 제 7 항에 있어서,상기 적어도 하나의 기준 전송기는포지셔닝 유닛 장치, 광역보강시스템 위성, 위성항법시스템 위성, 및 의사 위성을 포함하는 것을 특징으로 하는 장치.
- 제 7 항에 있어서,상기 포지셔닝 신호는캐리어 성분, 의사난수 코드 성분, 및 데이터 성분을 포함하는 것을 특징으로 하는 장치.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AUPR8634 | 2001-11-02 | ||
AUPR8634A AUPR863401A0 (en) | 2001-11-02 | 2001-11-02 | A method & device for precision time-lock |
PCT/AU2002/001495 WO2003038469A1 (en) | 2001-11-02 | 2002-11-01 | A method and device for chronologically synchronizing a location network |
Related Child Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020077025281A Division KR100951747B1 (ko) | 2001-11-02 | 2002-11-01 | 위치 결정 네트워크에서 주파수 간섭성을 생성하는 방법 및장치 |
KR1020077025280A Division KR100973104B1 (ko) | 2001-11-02 | 2002-11-01 | 위치 결정 네트워크에서 로빙 위치 수신기의 위치를결정하는 방법 및 시스템 |
KR1020077025282A Division KR100951748B1 (ko) | 2001-11-02 | 2002-11-01 | 다수 위치 결정 네트워크에서 위치 솔루션을 결정하는 방법및 시스템 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050042242A true KR20050042242A (ko) | 2005-05-06 |
KR100929277B1 KR100929277B1 (ko) | 2009-11-27 |
Family
ID=3832456
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020077025280A KR100973104B1 (ko) | 2001-11-02 | 2002-11-01 | 위치 결정 네트워크에서 로빙 위치 수신기의 위치를결정하는 방법 및 시스템 |
KR1020077025281A KR100951747B1 (ko) | 2001-11-02 | 2002-11-01 | 위치 결정 네트워크에서 주파수 간섭성을 생성하는 방법 및장치 |
KR1020047006734A KR100929277B1 (ko) | 2001-11-02 | 2002-11-01 | 위치 네트워크를 시간순으로 동기화시키는 방법 및 장치 |
KR1020077025282A KR100951748B1 (ko) | 2001-11-02 | 2002-11-01 | 다수 위치 결정 네트워크에서 위치 솔루션을 결정하는 방법및 시스템 |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020077025280A KR100973104B1 (ko) | 2001-11-02 | 2002-11-01 | 위치 결정 네트워크에서 로빙 위치 수신기의 위치를결정하는 방법 및 시스템 |
KR1020077025281A KR100951747B1 (ko) | 2001-11-02 | 2002-11-01 | 위치 결정 네트워크에서 주파수 간섭성을 생성하는 방법 및장치 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020077025282A KR100951748B1 (ko) | 2001-11-02 | 2002-11-01 | 다수 위치 결정 네트워크에서 위치 솔루션을 결정하는 방법및 시스템 |
Country Status (13)
Country | Link |
---|---|
US (4) | US7616682B2 (ko) |
EP (4) | EP1451606B1 (ko) |
JP (3) | JP4293907B2 (ko) |
KR (4) | KR100973104B1 (ko) |
CN (4) | CN101487889B (ko) |
AU (2) | AUPR863401A0 (ko) |
BR (1) | BR0213888A (ko) |
CA (1) | CA2479579A1 (ko) |
ES (4) | ES2540873T3 (ko) |
IL (5) | IL161718A0 (ko) |
MX (1) | MXPA04004245A (ko) |
SG (3) | SG146450A1 (ko) |
WO (1) | WO2003038469A1 (ko) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101018623B1 (ko) * | 2005-09-27 | 2011-03-03 | 퀄컴 인코포레이티드 | 위상-조정된 송신기를 사용한 위치 결정 |
KR20140056275A (ko) * | 2011-08-02 | 2014-05-09 | 넥스트나브, 엘엘씨 | 광역 포지셔닝 시스템(waps)에서의 셀 구조 및 전송 스킴 |
US8981996B2 (en) | 2005-09-27 | 2015-03-17 | Qualcomm Incorporated | Position location using transmitters with timing offset and phase adjustment |
Families Citing this family (105)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AUPR863401A0 (en) * | 2001-11-02 | 2001-11-29 | Qx Corporation Pty Ltd | A method & device for precision time-lock |
WO2003040752A1 (en) * | 2001-11-06 | 2003-05-15 | Chang-Don Kee | Pseudolite-based precise positioning system with synchronised pseudolites |
GB2388264A (en) * | 2002-01-10 | 2003-11-05 | Roke Manor Research | GPS based networked time synchronised unit |
RU2348052C2 (ru) | 2003-04-17 | 2009-02-27 | Секретэри Оф Стейт Фор Дефенс Дстл | Исправление погрешностей, вызванных тропосферой, в глобальных системах определения местоположения |
AU2003904083A0 (en) * | 2003-08-05 | 2003-08-21 | Locata Corporation | A method & device for providing assistance data within a chronologically synchronized location network |
DE10350746A1 (de) * | 2003-10-30 | 2005-06-16 | Infineon Technologies Ag | Verfahren und System zum Lokalisieren einer Position eines Objekts |
US7356618B2 (en) * | 2003-12-31 | 2008-04-08 | Intel Corporation | Method and system for synchronizing platform clocks in a distributed wireless platform |
US7266713B2 (en) * | 2004-01-09 | 2007-09-04 | Intel Corporation | Apparatus and method for adaptation of time synchronization of a plurality of multimedia streams |
US7123186B2 (en) * | 2004-03-26 | 2006-10-17 | Topcon Gps, Llc | Controlling solution latency in a global navigation satellite receiver |
US8352040B2 (en) * | 2005-02-28 | 2013-01-08 | Cardiac Pacemakers, Inc. | Diversity antenna system for communication with an implantable medical device |
US7610065B2 (en) * | 2005-02-28 | 2009-10-27 | Cardiac Pacemakers, Inc. | Method and apparatus for antenna selection in a diversity antenna system for communicating with implantable medical device |
US8351409B2 (en) * | 2005-04-22 | 2013-01-08 | Axiometric, Llc | Timing synchronization in wireless mesh networks |
WO2006130257A2 (en) * | 2005-04-22 | 2006-12-07 | Axiometric, Llc | Wireless communication system and related methods |
US8428558B2 (en) * | 2005-04-22 | 2013-04-23 | Axiometric, Llc | System and method for routing in a wireless mesh network |
US7330122B2 (en) | 2005-08-10 | 2008-02-12 | Remotemdx, Inc. | Remote tracking and communication device |
US7511667B2 (en) * | 2006-02-22 | 2009-03-31 | Novariant, Inc. | Precise local positioning systems using ground-based transmitters |
US7880676B2 (en) * | 2006-04-19 | 2011-02-01 | Wichorus Inc. | Method and system for hybrid positioning using partial distance information |
US9097783B2 (en) | 2006-04-28 | 2015-08-04 | Telecommunication Systems, Inc. | System and method for positioning using hybrid spectral compression and cross correlation signal processing |
US7511662B2 (en) | 2006-04-28 | 2009-03-31 | Loctronix Corporation | System and method for positioning in configured environments |
GB2443242A (en) * | 2006-07-03 | 2008-04-30 | Roke Manor Research | Means for alleviating a discontinuity in the coverage between adjacently located multilateration systems |
US7545318B2 (en) * | 2006-07-14 | 2009-06-09 | Remotemdx | Remote tracking system and device with variable sampling and sending capabilities based on environmental factors |
US8797210B2 (en) * | 2006-07-14 | 2014-08-05 | Securealert, Inc. | Remote tracking device and a system and method for two-way voice communication between the device and a monitoring center |
US7737841B2 (en) * | 2006-07-14 | 2010-06-15 | Remotemdx | Alarm and alarm management system for remote tracking devices |
WO2008073347A1 (en) | 2006-12-07 | 2008-06-19 | Venture Ad Astra, Llc | Space-time calibration system and method |
US9008198B2 (en) * | 2007-01-05 | 2015-04-14 | Qualcomm Incorporated | Methods and apparatus for timing synchronization based on transitional pilot symbols |
JP2008191012A (ja) * | 2007-02-05 | 2008-08-21 | Sumitomo Electric Ind Ltd | 通信システム、車載機、車両及び送信機 |
EP2206272B1 (en) * | 2007-11-02 | 2019-05-08 | Novatel, Inc. | System and method for distributing time and frequency over a network |
KR100976439B1 (ko) * | 2007-12-17 | 2010-08-18 | 한국전자통신연구원 | 무선 센서망에서의 이동 노드의 위치 추정 방법 |
EP2083282A1 (en) * | 2008-01-28 | 2009-07-29 | Technische Universiteit Delft | Transmitter-receiver system |
US7800531B2 (en) * | 2008-03-06 | 2010-09-21 | Atheros Communications, Inc. | High precision positioning system |
WO2009111702A2 (en) | 2008-03-07 | 2009-09-11 | Remotemdx | A system and method for monitoring individuals using a beacon and intelligent remote tracking device |
KR100957215B1 (ko) * | 2008-03-07 | 2010-05-11 | 한국전자통신연구원 | 무선 센서망에서 이동 노드의 위치 추정 방법 |
US8406280B2 (en) * | 2008-03-18 | 2013-03-26 | Argon St, Inc. | System and method for mitigating severe multipath interference for geolocation and navigation |
US7952512B1 (en) * | 2008-10-14 | 2011-05-31 | Sprint Communications Company L.P. | Mobile device enabled radar tags |
US8249116B2 (en) * | 2008-12-24 | 2012-08-21 | Qualcomm Incorporated | Methods and systems for timing acquisition robust to channel fading |
KR101260570B1 (ko) | 2009-03-10 | 2013-05-06 | 엘에스산전 주식회사 | 실시간 위치추적시스템에서의 시각 동기화 장치 및 그 방법 |
EP2230871B1 (en) * | 2009-03-19 | 2011-09-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Method and apparatus for estimating clock deviations, for virtual synchronization of free-running clocks and for determining the position of a movable object |
US8035556B2 (en) * | 2009-08-17 | 2011-10-11 | Electronics And Telecommunications Research Institute | Apparatus for transmitting pseudollite signal based on single clock and positioning system using the same |
WO2011031825A2 (en) * | 2009-09-10 | 2011-03-17 | Rf Controls, Llc | Calibration and operational assurance method and apparatus for rfid object monitoring systems |
EP2330433A1 (en) * | 2009-09-30 | 2011-06-08 | Astrium Limited | Positioning system |
US8493182B2 (en) * | 2009-10-16 | 2013-07-23 | Rf Controls, Llc | Phase ranging RFID location system |
US8159367B2 (en) * | 2009-10-16 | 2012-04-17 | Rf Controls, Llc | Methods for noise validated phase ranging RFID location |
US8907321B2 (en) * | 2009-12-16 | 2014-12-09 | Lehigh Univeristy | Nitride based quantum well light-emitting devices having improved current injection efficiency |
US8514070B2 (en) | 2010-04-07 | 2013-08-20 | Securealert, Inc. | Tracking device incorporating enhanced security mounting strap |
WO2012004750A2 (en) * | 2010-07-06 | 2012-01-12 | Galileo Satellite Navigation Ltd. | Indoor satellite navigation system |
US8463290B2 (en) | 2010-07-09 | 2013-06-11 | Digimarc Corporation | Mobile device positioning in dynamic groupings of communication devices |
EP2420855A1 (en) * | 2010-08-20 | 2012-02-22 | EPFL Ecole Polytechnique Fédérale de Lausanne | Location system and corresponding calibration method |
US8482434B2 (en) * | 2010-09-17 | 2013-07-09 | United Technologies Corporation | Wireless sensor for an aircraft propulsion system |
JP2012122775A (ja) * | 2010-12-06 | 2012-06-28 | Nec Corp | 航空機位置測定システム、該システムに用いられる時刻同期方法及び時刻同期プログラム |
CN102928857A (zh) * | 2011-08-10 | 2013-02-13 | 中国科学院国家天文台 | 卫星导航中多载波的定位方法 |
RU2474838C1 (ru) * | 2011-08-19 | 2013-02-10 | Открытое акционерное общество "Российская корпорация ракетно-космического приборостроения и информационных систем" (ОАО "Российские космические системы") | Электронное устройство оперативного восстановления измерений псевдодальности |
US9590411B2 (en) * | 2011-12-15 | 2017-03-07 | Schweitzer Engineering Laboratories, Inc. | Systems and methods for time synchronization of IEDs via radio link |
AU2013211950B2 (en) * | 2012-01-25 | 2016-03-10 | Inova Ltd. | High-precision time synchronization for a cabled network in linear topology |
FR2987136A1 (fr) * | 2012-02-17 | 2013-08-23 | St Microelectronics Sa | Procede de localisation d'un objet |
US9282471B2 (en) | 2012-03-21 | 2016-03-08 | Digimarc Corporation | Positioning systems for wireless networks |
KR20130127157A (ko) * | 2012-05-14 | 2013-11-22 | 한국전자통신연구원 | Gnss에서 크기가 제어된 항법신호를 송출하는 의사위성 및 방법 |
US9423507B2 (en) | 2012-05-30 | 2016-08-23 | Csr Technology Inc. | Methods and apparatuses for multipath estimation and correction in GNSS navigation systems |
MY175864A (en) * | 2012-08-10 | 2020-07-14 | Aviat Networks Inc | Systems and methods for phase determination over a wireless link |
CN102843164A (zh) * | 2012-08-27 | 2012-12-26 | 中国科学院国家授时中心 | 超宽带室内定位系统发射时序控制方法 |
WO2014063058A1 (en) | 2012-10-19 | 2014-04-24 | Schweitzer Engineering Laboratories, Inc. | Time distribution switch |
US9599719B2 (en) | 2012-10-19 | 2017-03-21 | Schweitzer Engineering Laboratories, Inc. | Detection of manipulated satellite time signals |
EP2914100B1 (en) | 2012-10-31 | 2017-08-09 | GEA Farm Technologies GmbH | Computer system for measuring real time position of a plurality of animals |
EP2914099B1 (en) | 2012-10-31 | 2021-03-24 | GEA Farm Technologies GmbH | A system and a method for real time detection of the position and behaviour of a plurality of animals |
KR102079350B1 (ko) | 2013-03-20 | 2020-02-19 | 삼성전자주식회사 | 캐리어 어그리게이션 처리 장치와 회로 |
US9521508B2 (en) | 2013-06-19 | 2016-12-13 | Blackberry Limited | Architecture and method to 4G-mobile positioning |
JP2015023333A (ja) * | 2013-07-17 | 2015-02-02 | 国立大学法人東北大学 | 無線通信システム、無線通信方法および無線通信用端末 |
US9872293B1 (en) * | 2013-11-22 | 2018-01-16 | The United States Of America As Represented By The Administrator Of National Aeronautics And Space Administration | Intelligent data transfer for multiple sensor networks over a broad temperature range |
CN104703274B (zh) * | 2013-12-04 | 2019-06-18 | 中兴通讯股份有限公司 | 一种带内伪卫星无线定位方法、系统及装置 |
US9507010B2 (en) | 2013-12-20 | 2016-11-29 | Blackberry Limited | Method for improving clock accuracy in a wide area positioning pseudolite receiver system architecture |
WO2016011505A1 (en) * | 2014-07-25 | 2016-01-28 | Locata Corporation Pty Ltd | Method and device for chronologically synchronizing a kinematic location network |
JP6499837B2 (ja) * | 2014-08-11 | 2019-04-10 | 国立大学法人 名古屋工業大学 | 移動中継端末位置推定システム |
WO2016144709A1 (en) | 2015-03-06 | 2016-09-15 | Gatekeeper Systems, Inc. | Low-energy consumption location of movable objects |
CN105182382A (zh) * | 2015-08-05 | 2015-12-23 | 中国电子科技集团公司第五十四研究所 | 一种伪卫星厘米级定位方法 |
WO2017041045A1 (en) | 2015-09-04 | 2017-03-09 | Gatekeeper Systems, Inc. | Estimating motion of wheeled carts |
US10001541B2 (en) | 2015-09-04 | 2018-06-19 | Gatekeeper Systems, Inc. | Magnetometer and accelerometer calibration for cart navigation system |
CN105182386A (zh) * | 2015-09-15 | 2015-12-23 | 安徽省综合交通研究院股份有限公司 | 智能车载定位终端及定位方法 |
US10264537B2 (en) * | 2015-11-13 | 2019-04-16 | Walter D. Barker | Time code controlled logic device |
CN107204928B (zh) * | 2016-03-18 | 2021-06-08 | 华为技术有限公司 | 更新时钟同步拓扑的方法、确定时钟同步路径的方法及设备 |
DE102016009197B3 (de) * | 2016-04-26 | 2017-07-27 | Diehl Metering Systems Gmbh | Verfahren und Einrichtung zu bidirektionaler Kommunikation zwischen Messgeräten und Datensammler |
US10727970B2 (en) * | 2016-05-13 | 2020-07-28 | Telefonaktiebolaget Lm Ericsson (Publ) | Methods and user equipment, radio transmitter and network node for managing positioning reference signals |
WO2017204673A1 (en) | 2016-05-24 | 2017-11-30 | Limited Liability Company "Topcon Positioning Systems" | Method and apparatus for position determination of a mobile station using modified wi-fi signals |
US11125888B2 (en) | 2016-06-06 | 2021-09-21 | Brian G. Agee | Multi-subband methods for reduced complexity, wideband blind resilient detection and geo-observable estimation of global navigation satellite signals |
US10775510B2 (en) | 2016-06-06 | 2020-09-15 | Brian G. Agee | Blind despreading of civil GNSS signals for resilient PNT applications |
US10405287B1 (en) * | 2016-07-27 | 2019-09-03 | Robotic Research, Llc | Covert timing synchronization |
DE102017102116A1 (de) * | 2017-02-03 | 2018-08-09 | Jungheinrich Aktiengesellschaft | Verfahren und System zur Positionsbestimmung von mindestens einem Flurförderzeug |
US10232869B2 (en) | 2017-03-08 | 2019-03-19 | Gatekeeper Systems, Inc. | Navigation systems for wheeled carts |
EP3635435A4 (en) | 2017-05-12 | 2021-02-24 | Locata Corporation Pty Ltd | METHOD AND DEVICE FOR CHARACTERIZING THE ENVIRONMENT OF A USER PLATFORM |
US20190107629A1 (en) * | 2017-10-05 | 2019-04-11 | Panasonic Automotive Systems Company Of America, Division Of Panasonic Corporation Of North America | Delivery of precise time to gps receivers in an on-board unit over dedicated short range communications or c-v2x and way in dsrc connected vehicle network to enhance obe gps performance |
JP6879235B2 (ja) * | 2018-03-13 | 2021-06-02 | 日本電信電話株式会社 | 時刻同期システム、管理装置、時刻同期方法およびプログラム |
EP3766192A4 (en) * | 2018-03-14 | 2021-12-29 | Locata Corporation Pty Ltd | Method and apparatus for synchronising a location network |
EP3672310A1 (en) * | 2018-12-20 | 2020-06-24 | HERE Global B.V. | Identifying potentially manipulated radio signals and/or radio signal parameters based on radio map information |
EP3671253A1 (en) | 2018-12-20 | 2020-06-24 | HERE Global B.V. | Crowd-sourcing of potentially manipulated radio signals and/or radio signal parameters |
EP3671254A1 (en) | 2018-12-20 | 2020-06-24 | HERE Global B.V. | Service for real-time spoofing/jamming/meaconing warning |
EP3672305B1 (en) | 2018-12-20 | 2023-10-25 | HERE Global B.V. | Enabling flexible provision of signature data of position data representing an estimated position |
EP3672311A1 (en) | 2018-12-20 | 2020-06-24 | HERE Global B.V. | Device-centric learning of manipulated positioning |
EP3672304A1 (en) | 2018-12-20 | 2020-06-24 | HERE Global B.V. | Statistical analysis of mismatches for spoofing detection |
US11852725B2 (en) | 2019-02-08 | 2023-12-26 | Topcon Positioning Systems, Inc. | System and method for determining an elevation of a laser detector |
JP2023505436A (ja) * | 2019-12-03 | 2023-02-09 | ロケイタ コーポレイション プロプライエタリー リミテッド | 測位ネットワークの回復力(resilience)を改善する方法および装置 |
US11503563B2 (en) * | 2020-02-04 | 2022-11-15 | Alibaba Group Holding Limited | Distance estimation using signals of different frequencies |
US20210250885A1 (en) * | 2020-02-10 | 2021-08-12 | Mediatek Singapore Pte. Ltd. | Method And Apparatus For Timing And Frequency Synchronization In Non-Terrestrial Network Communications |
US20230048916A1 (en) * | 2020-10-26 | 2023-02-16 | James Albert Flynn | System For Accurate Geospatial Location And Time Transfer Using Radio Transmissions Without Satellite Signals |
US20220128679A1 (en) * | 2020-10-26 | 2022-04-28 | James Albert Flynn | System For Accurate Geospatial Location And Time Transfer Using Radio Transmissions Without Satellite Signals |
CN113093251B (zh) * | 2021-03-18 | 2022-05-27 | 中国电子科技集团公司第五十四研究所 | 一种基于伪卫星载波相位的高精度室内定位方法 |
CN113507742B (zh) * | 2021-07-09 | 2022-04-29 | 电子科技大学 | 一种地基导航定位系统时间同步方法 |
CN115278877B (zh) * | 2022-09-28 | 2022-12-13 | 长沙迪迈数码科技股份有限公司 | 基于移动式基站的井下uwb定位方法、系统及存储介质 |
Family Cites Families (43)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4472720A (en) * | 1980-03-24 | 1984-09-18 | Reesor Thomas W | Area navigational system using geosynchronous satellites |
US4455651A (en) * | 1980-10-20 | 1984-06-19 | Equatorial Communications Company | Satellite communications system and apparatus |
US4965534A (en) * | 1989-05-19 | 1990-10-23 | Scientific Atlanta | Channel frequency generator for use with a multi-frequency output generator |
JPH04293907A (ja) * | 1991-03-22 | 1992-10-19 | Toyo Ink Mfg Co Ltd | 水系感光性樹脂組成物 |
US5583513A (en) | 1993-03-24 | 1996-12-10 | Board Of Trustees Of The Leland Stanford Junior University | System and method for generating precise code based and carrier phase position determinations |
JP3187222B2 (ja) * | 1993-10-19 | 2001-07-11 | 株式会社東芝 | 基準局の擬似gps信号送出システム |
US5701328A (en) * | 1994-12-23 | 1997-12-23 | Stanford Telecommunications, Inc. | Chirped spread spectrum positioning system |
CN1134123C (zh) * | 1995-09-20 | 2004-01-07 | 英国国防部 | 探测一个未知信号源的位置 |
JP3405624B2 (ja) * | 1995-09-29 | 2003-05-12 | 株式会社東芝 | 静止衛星のgpsオーバーレイシステム |
US5970400A (en) * | 1996-04-30 | 1999-10-19 | Magellan Corporation | Adjusting the timing and synchronization of a radio's oscillator with a signal from an SATPS satellite |
US6101178A (en) * | 1997-07-10 | 2000-08-08 | Ksi Inc. | Pseudolite-augmented GPS for locating wireless telephones |
US6873612B1 (en) * | 1997-10-30 | 2005-03-29 | Nortel Networks Limited | Methods and devices for asynchronous operation of a CDMA mobile communication system |
US6433739B1 (en) * | 1998-03-17 | 2002-08-13 | Qualcomm, Incorporated | Method and apparatus for synchronizing base stations using remote synchronizing stations |
US6353412B1 (en) * | 1998-03-17 | 2002-03-05 | Qualcomm, Incorporated | Method and apparatus for determining position location using reduced number of GPS satellites and synchronized and unsynchronized base stations |
US6501393B1 (en) * | 1999-09-27 | 2002-12-31 | Time Domain Corporation | System and method for using impulse radio technology to track and monitor vehicles |
SE9801092L (sv) * | 1998-03-30 | 1999-10-01 | Telia Ab | Arrangemang och metod vid ett mobilt radiokommunikationssystem |
CN1306708A (zh) * | 1998-04-24 | 2001-08-01 | 艾利森电话股份有限公司 | 用于蜂窝通信系统中移动台定位的绝对时间同步 |
US5982324A (en) | 1998-05-14 | 1999-11-09 | Nortel Networks Corporation | Combining GPS with TOA/TDOA of cellular signals to locate terminal |
AUPP375498A0 (en) * | 1998-05-29 | 1998-06-18 | Small, David | A method for creating a network positioning system (NPS) |
AU754361B2 (en) * | 1998-07-20 | 2002-11-14 | Samsung Electronics Co., Ltd. | Multiple-channel digital receiver for global positioning system |
US6121928A (en) * | 1998-08-18 | 2000-09-19 | Trimble Navigation Limited | Network of ground transceivers |
US6067045A (en) * | 1998-09-01 | 2000-05-23 | Hughes Electronics Corporation | Communication network initialization apparatus and method for fast GPS-based positioning |
US20040198386A1 (en) * | 2002-01-16 | 2004-10-07 | Dupray Dennis J. | Applications for a wireless location gateway |
US6184829B1 (en) * | 1999-01-08 | 2001-02-06 | Trueposition, Inc. | Calibration for wireless location system |
US6829534B2 (en) * | 1999-04-23 | 2004-12-07 | Global Locate, Inc. | Method and apparatus for performing timing synchronization |
US7649925B2 (en) * | 1999-06-14 | 2010-01-19 | Time Domain Corporation | Time transfer utilizing ultra wideband signals |
JP3344377B2 (ja) * | 1999-07-15 | 2002-11-11 | 日本電気株式会社 | 疑似gps衛星 |
GB9918348D0 (en) * | 1999-08-05 | 1999-10-06 | Koninkl Philips Electronics Nv | Location finding system and method |
US6526265B1 (en) * | 1999-09-14 | 2003-02-25 | Skyworks Solutions, Inc. | Wireless transmitter having a modified translation loop architecture |
EP1252533A2 (en) * | 2000-01-24 | 2002-10-30 | Integrinautics Corportion | Multi-frequency pseudolites for carrier-based differential-position determination |
US6469663B1 (en) * | 2000-03-21 | 2002-10-22 | Csi Wireless Inc. | Method and system for GPS and WAAS carrier phase measurements for relative positioning |
JP3544915B2 (ja) * | 2000-03-23 | 2004-07-21 | 株式会社東芝 | 航法支援gps測位システムの地上疑似衛星装置および地上疑似衛星装置の疑似gps衛星信号同期化方法 |
CN101005314B (zh) * | 2000-04-07 | 2013-06-05 | 交互数字技术公司 | 用于无线通信系统的基站同步 |
US6763241B2 (en) * | 2000-04-14 | 2004-07-13 | Varitek Industries, Inc. | Data communications synchronization using GPS receiver |
US6665541B1 (en) * | 2000-05-04 | 2003-12-16 | Snaptrack, Incorporated | Methods and apparatuses for using mobile GPS receivers to synchronize basestations in cellular networks |
US7366463B1 (en) * | 2000-05-05 | 2008-04-29 | The Directv Group, Inc. | Military UHF and commercial Geo-mobile system combination for radio signal relay |
US7236883B2 (en) * | 2000-08-14 | 2007-06-26 | Sirf Technology, Inc. | Aiding in a satellite positioning system |
US7373175B2 (en) * | 2001-03-09 | 2008-05-13 | Qualcomm Incorporated | Method and apparatus for timebase synchronization for use with cellular base stations |
US6727847B2 (en) * | 2001-04-03 | 2004-04-27 | Rosum Corporation | Using digital television broadcast signals to provide GPS aiding information |
US6965754B2 (en) * | 2001-10-09 | 2005-11-15 | Motorola, Inc. | Satellite positioning system receiver with reference oscillator circuit and methods therefor |
AUPR863401A0 (en) * | 2001-11-02 | 2001-11-29 | Qx Corporation Pty Ltd | A method & device for precision time-lock |
CA2506700C (en) * | 2002-10-04 | 2013-05-21 | Sigtec Navigation Pty Ltd | Satellite-based positioning system improvement |
US7170447B2 (en) * | 2003-02-14 | 2007-01-30 | Qualcomm Incorporated | Method and apparatus for processing navigation data in position determination |
-
2001
- 2001-11-02 AU AUPR8634A patent/AUPR863401A0/en not_active Abandoned
-
2002
- 2002-11-01 AU AU2002336808A patent/AU2002336808B2/en not_active Expired
- 2002-11-01 KR KR1020077025280A patent/KR100973104B1/ko active IP Right Grant
- 2002-11-01 SG SG200604213-9A patent/SG146450A1/en unknown
- 2002-11-01 KR KR1020077025281A patent/KR100951747B1/ko active IP Right Grant
- 2002-11-01 EP EP02771898.0A patent/EP1451606B1/en not_active Expired - Lifetime
- 2002-11-01 WO PCT/AU2002/001495 patent/WO2003038469A1/en active Application Filing
- 2002-11-01 ES ES13001660.3T patent/ES2540873T3/es not_active Expired - Lifetime
- 2002-11-01 ES ES02771898T patent/ES2429434T3/es not_active Expired - Lifetime
- 2002-11-01 CN CN2008101443976A patent/CN101487889B/zh not_active Expired - Lifetime
- 2002-11-01 JP JP2003540684A patent/JP4293907B2/ja not_active Expired - Fee Related
- 2002-11-01 EP EP13001663.7A patent/EP2624007B1/en not_active Expired - Lifetime
- 2002-11-01 CA CA002479579A patent/CA2479579A1/en not_active Abandoned
- 2002-11-01 CN CN200810144395.7A patent/CN101644755B/zh not_active Expired - Lifetime
- 2002-11-01 CN CNB028259920A patent/CN100549722C/zh not_active Expired - Lifetime
- 2002-11-01 ES ES13001663.7T patent/ES2532602T3/es not_active Expired - Lifetime
- 2002-11-01 BR BR0213888-3A patent/BR0213888A/pt not_active Application Discontinuation
- 2002-11-01 EP EP20130001660 patent/EP2624008B1/en not_active Expired - Lifetime
- 2002-11-01 IL IL16171802A patent/IL161718A0/xx unknown
- 2002-11-01 ES ES13001662.9T patent/ES2539238T3/es not_active Expired - Lifetime
- 2002-11-01 MX MXPA04004245A patent/MXPA04004245A/es active IP Right Grant
- 2002-11-01 SG SG200604212-1A patent/SG146449A1/en unknown
- 2002-11-01 KR KR1020047006734A patent/KR100929277B1/ko active IP Right Grant
- 2002-11-01 EP EP20130001662 patent/EP2624006B1/en not_active Expired - Lifetime
- 2002-11-01 US US10/494,024 patent/US7616682B2/en active Active
- 2002-11-01 SG SG200604211-3A patent/SG138489A1/en unknown
- 2002-11-01 KR KR1020077025282A patent/KR100951748B1/ko active IP Right Grant
- 2002-11-01 CN CN2008101443961A patent/CN101487882B/zh not_active Expired - Lifetime
-
2004
- 2004-04-30 IL IL161718A patent/IL161718A/en unknown
- 2004-04-30 IL IL188516A patent/IL188516A0/en unknown
-
2006
- 2006-08-16 US US11/504,291 patent/US7474265B1/en not_active Expired - Lifetime
- 2006-08-16 US US11/504,309 patent/US7848397B2/en not_active Expired - Lifetime
- 2006-08-18 US US11/506,468 patent/US7859462B2/en active Active
-
2007
- 2007-12-31 IL IL188515A patent/IL188515A0/en unknown
- 2007-12-31 IL IL188514A patent/IL188514A/en active IP Right Grant
-
2009
- 2009-02-25 JP JP2009068865A patent/JP4927117B2/ja not_active Expired - Fee Related
- 2009-02-25 JP JP2009068864A patent/JP4768043B2/ja not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101018623B1 (ko) * | 2005-09-27 | 2011-03-03 | 퀄컴 인코포레이티드 | 위상-조정된 송신기를 사용한 위치 결정 |
US8981996B2 (en) | 2005-09-27 | 2015-03-17 | Qualcomm Incorporated | Position location using transmitters with timing offset and phase adjustment |
US9354297B2 (en) | 2005-09-27 | 2016-05-31 | Qualcomm Incorporated | Position location using phase-adjusted transmitters |
KR20140056275A (ko) * | 2011-08-02 | 2014-05-09 | 넥스트나브, 엘엘씨 | 광역 포지셔닝 시스템(waps)에서의 셀 구조 및 전송 스킴 |
Also Published As
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR100929277B1 (ko) | 위치 네트워크를 시간순으로 동기화시키는 방법 및 장치 | |
KR101034702B1 (ko) | 위치 네트워크 내에 원조 데이터를 제공하는 시스템 및방법 | |
AU2002336808A1 (en) | A method and device for chronologically synchronizing a location network | |
AU2006202938B2 (en) | Frequency Coherence within a Location Network | |
AU2006202917B2 (en) | Inter-Network Operation of Multiple Location Networks |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A107 | Divisional application of patent | ||
A201 | Request for examination | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20121031 Year of fee payment: 4 |
|
FPAY | Annual fee payment |
Payment date: 20130924 Year of fee payment: 5 |
|
FPAY | Annual fee payment |
Payment date: 20141118 Year of fee payment: 6 |
|
FPAY | Annual fee payment |
Payment date: 20151113 Year of fee payment: 7 |
|
FPAY | Annual fee payment |
Payment date: 20161111 Year of fee payment: 8 |
|
FPAY | Annual fee payment |
Payment date: 20171110 Year of fee payment: 9 |
|
FPAY | Annual fee payment |
Payment date: 20181120 Year of fee payment: 10 |