AU6820694A - System for locating a source of bursty transmissions - Google Patents
System for locating a source of bursty transmissionsInfo
- Publication number
- AU6820694A AU6820694A AU68206/94A AU6820694A AU6820694A AU 6820694 A AU6820694 A AU 6820694A AU 68206/94 A AU68206/94 A AU 68206/94A AU 6820694 A AU6820694 A AU 6820694A AU 6820694 A AU6820694 A AU 6820694A
- Authority
- AU
- Australia
- Prior art keywords
- locating
- source
- bursty transmissions
- bursty
- transmissions
- 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.)
- Abandoned
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
-
- 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
- G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
- G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
- G01S3/14—Systems for determining direction or deviation from predetermined direction
- G01S3/46—Systems for determining direction or deviation from predetermined direction using antennas spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference 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
- 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
- G01S5/06—Position of source determined by co-ordinating a plurality of position lines defined by path-difference measurements
-
- 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
- G01S1/022—Means for monitoring or calibrating
- G01S1/026—Means for monitoring or calibrating of associated receivers
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/059,248 US5327144A (en) | 1993-05-07 | 1993-05-07 | Cellular telephone location system |
US059248 | 1993-05-07 | ||
US212552 | 1994-03-11 | ||
US08/212,552 US5608410A (en) | 1993-05-07 | 1994-03-11 | System for locating a source of bursty transmissions cross reference to related applications |
PCT/US1994/004661 WO1994027161A1 (en) | 1993-05-07 | 1994-04-28 | System for locating a source of bursty transmissions |
Publications (1)
Publication Number | Publication Date |
---|---|
AU6820694A true AU6820694A (en) | 1994-12-12 |
Family
ID=26738548
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU68206/94A Abandoned AU6820694A (en) | 1993-05-07 | 1994-04-28 | System for locating a source of bursty transmissions |
Country Status (2)
Country | Link |
---|---|
AU (1) | AU6820694A (en) |
WO (1) | WO1994027161A1 (en) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0752113B1 (en) * | 1994-03-25 | 2001-11-07 | QUALCOMM Incorporated | A position determination method for use with analog cellular system |
US5715516A (en) * | 1995-10-18 | 1998-02-03 | Cellular Telecom, Ltd. | Method and apparatus for wireless communication employing collector arrays |
US6192038B1 (en) | 1995-10-18 | 2001-02-20 | Mdiversity Inc. | Method and apparatus for wireless communication employing aggregation for digital signals |
US5805576A (en) * | 1995-10-18 | 1998-09-08 | Cellular Telecom, Ltd. | Method and apparatus for TDMA wireless communication employing collector arrays for range extension |
EP0800319A1 (en) * | 1996-04-02 | 1997-10-08 | Hewlett-Packard Company | Locating method for mobile radio systems |
GB2316823A (en) * | 1996-08-24 | 1998-03-04 | Motorola Ltd | Loxcating cellular radio transmitter |
US9134398B2 (en) | 1996-09-09 | 2015-09-15 | Tracbeam Llc | Wireless location using network centric location estimators |
US6236365B1 (en) | 1996-09-09 | 2001-05-22 | Tracbeam, Llc | Location of a mobile station using a plurality of commercial wireless infrastructures |
WO1998010307A1 (en) | 1996-09-09 | 1998-03-12 | Dennis Jay Dupray | Location of a mobile station |
US5884215A (en) * | 1997-01-31 | 1999-03-16 | Motorola, Inc. | Method and apparatus for covariance matrix estimation in a weighted least-squares location solution |
US6201499B1 (en) * | 1998-02-03 | 2001-03-13 | Consair Communications | Time difference of arrival measurement system |
US20010016504A1 (en) * | 1998-04-03 | 2001-08-23 | Henrik Dam | Method and system for handling radio signals in a radio base station |
US7777675B2 (en) | 1999-03-05 | 2010-08-17 | Era Systems Corporation | Deployable passive broadband aircraft tracking |
US7908077B2 (en) | 2003-06-10 | 2011-03-15 | Itt Manufacturing Enterprises, Inc. | Land use compatibility planning software |
US8446321B2 (en) | 1999-03-05 | 2013-05-21 | Omnipol A.S. | Deployable intelligence and tracking system for homeland security and search and rescue |
US7570214B2 (en) | 1999-03-05 | 2009-08-04 | Era Systems, Inc. | Method and apparatus for ADS-B validation, active and passive multilateration, and elliptical surviellance |
US7889133B2 (en) | 1999-03-05 | 2011-02-15 | Itt Manufacturing Enterprises, Inc. | Multilateration enhancements for noise and operations management |
US7739167B2 (en) | 1999-03-05 | 2010-06-15 | Era Systems Corporation | Automated management of airport revenues |
US8203486B1 (en) | 1999-03-05 | 2012-06-19 | Omnipol A.S. | Transmitter independent techniques to extend the performance of passive coherent location |
US7667647B2 (en) | 1999-03-05 | 2010-02-23 | Era Systems Corporation | Extension of aircraft tracking and positive identification from movement areas into non-movement areas |
US7782256B2 (en) | 1999-03-05 | 2010-08-24 | Era Systems Corporation | Enhanced passive coherent location techniques to track and identify UAVs, UCAVs, MAVs, and other objects |
EP1286735A1 (en) | 1999-09-24 | 2003-03-05 | Dennis Jay Dupray | Geographically constrained network services |
US7177298B2 (en) | 2000-01-07 | 2007-02-13 | Gopal Chillariga | Dynamic channel allocation in multiple-access communication systems |
US10684350B2 (en) | 2000-06-02 | 2020-06-16 | Tracbeam Llc | Services and applications for a communications network |
US10641861B2 (en) | 2000-06-02 | 2020-05-05 | Dennis J. Dupray | Services and applications for a communications network |
US9875492B2 (en) | 2001-05-22 | 2018-01-23 | Dennis J. Dupray | Real estate transaction system |
US7965227B2 (en) | 2006-05-08 | 2011-06-21 | Era Systems, Inc. | Aircraft tracking using low cost tagging as a discriminator |
US9538493B2 (en) | 2010-08-23 | 2017-01-03 | Finetrak, Llc | Locating a mobile station and applications therefor |
CN103517206A (en) * | 2012-06-25 | 2014-01-15 | 大唐联诚信息系统技术有限公司 | Method and apparatus for mobile device positioning |
CN113423097B (en) * | 2020-08-20 | 2024-06-21 | 阿里巴巴集团控股有限公司 | Positioning method and device based on RFID and electronic equipment |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3150372A (en) * | 1959-06-23 | 1964-09-22 | Motorola Inc | Computing system |
CA1122686A (en) * | 1977-05-31 | 1982-04-27 | David W. Wind | Locating device |
US5191342A (en) * | 1981-08-06 | 1993-03-02 | The United States Of America As Represented By The Secretary Of The Navy | Fix-tracking system |
US5317323A (en) * | 1993-03-05 | 1994-05-31 | E-Systems, Inc. | Passive high accuracy geolocation system and method |
-
1994
- 1994-04-28 AU AU68206/94A patent/AU6820694A/en not_active Abandoned
- 1994-04-28 WO PCT/US1994/004661 patent/WO1994027161A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO1994027161A1 (en) | 1994-11-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AU6820694A (en) | System for locating a source of bursty transmissions | |
AU6666894A (en) | System for locating relative positions of objects | |
AU6889494A (en) | A resequencying system | |
AU6532194A (en) | Midi synchronization system | |
EP0756107A3 (en) | A twin-clutch-type transmission | |
AU7904594A (en) | Optical transmission system | |
AU7594594A (en) | Slip-correcting load-clamping system | |
AU6732394A (en) | Robot cutting system | |
AU7794694A (en) | Receiver for a hearing aid | |
AU6081994A (en) | Flexible system | |
AU4865393A (en) | Order change system for corrugation machine | |
AU4205596A (en) | A transmission system | |
AU6148194A (en) | A transfer system | |
AU4205896A (en) | A transmission method | |
AU6406794A (en) | System for positioning a workpoint | |
AU2568595A (en) | A system for tracking objects | |
AU7125794A (en) | A radio system | |
AU5396996A (en) | A diaper system | |
AU6425394A (en) | Sectional-bar system | |
AU4555793A (en) | A conduit system | |
AU6224194A (en) | Blast-cleaning system | |
AU4461696A (en) | A data transmission system | |
AU7747894A (en) | A refrigeration apparatus | |
AU6187894A (en) | A sign-display system | |
AU2251695A (en) | Transmitter locating system |