ID26613A - Sistem penempatan untuk jaringan telepon digital - Google Patents

Sistem penempatan untuk jaringan telepon digital

Info

Publication number
ID26613A
ID26613A IDW20000764A ID20000764A ID26613A ID 26613 A ID26613 A ID 26613A ID W20000764 A IDW20000764 A ID W20000764A ID 20000764 A ID20000764 A ID 20000764A ID 26613 A ID26613 A ID 26613A
Authority
ID
Indonesia
Prior art keywords
telephone networks
digital telephone
placement system
placement
digital
Prior art date
Application number
IDW20000764A
Other languages
English (en)
Inventor
Peter James Duffett-Smith
Paul Hansen
Original Assignee
Cambridge Positioning Sys Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Cambridge Positioning Sys Ltd filed Critical Cambridge Positioning Sys Ltd
Publication of ID26613A publication Critical patent/ID26613A/id

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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Telephonic Communication Services (AREA)
  • Radio Relay Systems (AREA)
IDW20000764A 1997-10-22 1998-10-21 Sistem penempatan untuk jaringan telepon digital ID26613A (id)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9722324.2A GB9722324D0 (en) 1997-10-22 1997-10-22 Positioning system for digital telephone networks

Publications (1)

Publication Number Publication Date
ID26613A true ID26613A (id) 2001-01-25

Family

ID=10820928

Family Applications (1)

Application Number Title Priority Date Filing Date
IDW20000764A ID26613A (id) 1997-10-22 1998-10-21 Sistem penempatan untuk jaringan telepon digital

Country Status (8)

Country Link
US (1) US7593736B1 (id)
GB (1) GB9722324D0 (id)
HR (1) HRP20000240A2 (id)
ID (1) ID26613A (id)
IL (1) IL135780A0 (id)
NO (1) NO20002068L (id)
SK (1) SK5792000A3 (id)
ZA (1) ZA989634B (id)

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US8421675B2 (en) * 2006-12-07 2013-04-16 Digimarc Corporation Systems and methods for locating a mobile device within a cellular system
US8451763B2 (en) * 2006-12-07 2013-05-28 Digimarc Corporation Wireless local area network-based position locating systems and methods
US7986654B1 (en) * 2007-06-12 2011-07-26 L-3 Communicaions Corporation Methods, computer program products and apparatus providing low complexity determination of cross-correlations
US9035829B2 (en) 2008-09-10 2015-05-19 Nextnav, Llc Wide area positioning systems and methods
US9057606B2 (en) 2009-09-10 2015-06-16 Nextnav, Llc Wide area positioning system
EP3086619A1 (en) 2008-09-10 2016-10-26 Nextnav, LLC Wide area positioning system
US8917209B2 (en) 2009-09-10 2014-12-23 Nextnav, Llc Coding in a wide area positioning system (WAPS)
US7983185B2 (en) 2009-02-12 2011-07-19 Zulutime, Llc Systems and methods for space-time determinations with reduced network traffic
US9372266B2 (en) 2009-09-10 2016-06-21 Nextnav, Llc Cell organization and transmission schemes in a wide area positioning system (WAPS)
US9291712B2 (en) 2009-09-10 2016-03-22 Nextnav, Llc Cell organization and transmission schemes in a wide area positioning system (WAPS)
US8463290B2 (en) 2010-07-09 2013-06-11 Digimarc Corporation Mobile device positioning in dynamic groupings of communication devices
US9176217B2 (en) 2011-08-02 2015-11-03 Nextnav, Llc Cell organization and transmission schemes in a wide area positioning system (WAPS)
US9282471B2 (en) 2012-03-21 2016-03-08 Digimarc Corporation Positioning systems for wireless networks
EP3139193A1 (en) 2012-06-05 2017-03-08 NextNav, LLC Systems and methods for location positioning of user device
US9286490B2 (en) 2013-09-10 2016-03-15 Nextnav, Llc Systems and methods for providing conditional access to transmitted information
US9390279B2 (en) 2012-09-11 2016-07-12 Nextnav, Llc Systems and methods for providing conditional access to transmitted information
EP3928116A1 (en) * 2019-02-21 2021-12-29 U-blox AG Estimating and using characteristic differences between wireless signals
CN113625223B (zh) * 2020-05-08 2024-04-30 中信科智联科技有限公司 一种定位方法及终端设备

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Also Published As

Publication number Publication date
ZA989634B (en) 1999-10-22
NO20002068D0 (no) 2000-04-19
NO20002068L (no) 2000-04-19
SK5792000A3 (en) 2000-10-09
IL135780A0 (en) 2001-05-20
US7593736B1 (en) 2009-09-22
GB9722324D0 (en) 1997-12-17
HRP20000240A2 (en) 2001-02-28

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