GB2368991B - Methods and apparatus for locating articles - Google Patents

Methods and apparatus for locating articles

Info

Publication number
GB2368991B
GB2368991B GB0115208A GB0115208A GB2368991B GB 2368991 B GB2368991 B GB 2368991B GB 0115208 A GB0115208 A GB 0115208A GB 0115208 A GB0115208 A GB 0115208A GB 2368991 B GB2368991 B GB 2368991B
Authority
GB
United Kingdom
Prior art keywords
methods
locating articles
locating
articles
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
Application number
GB0115208A
Other versions
GB2368991A (en
GB0115208D0 (en
Inventor
Christopher C Gibbs
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bath Institute of Medical Engineering Ltd
Original Assignee
Bath Institute of Medical Engineering 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 Bath Institute of Medical Engineering Ltd filed Critical Bath Institute of Medical Engineering Ltd
Publication of GB0115208D0 publication Critical patent/GB0115208D0/en
Publication of GB2368991A publication Critical patent/GB2368991A/en
Application granted granted Critical
Publication of GB2368991B publication Critical patent/GB2368991B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous 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
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/74—Systems using reradiation of acoustic waves, e.g. IFF, i.e. identification of friend or foe
    • 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
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/86—Combinations of sonar systems with lidar systems; Combinations of sonar systems with systems not using wave reflection

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Emergency Alarm Devices (AREA)
GB0115208A 2000-06-21 2001-06-21 Methods and apparatus for locating articles Expired - Fee Related GB2368991B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0015211.6A GB0015211D0 (en) 2000-06-21 2000-06-21 Electronic device

Publications (3)

Publication Number Publication Date
GB0115208D0 GB0115208D0 (en) 2001-08-15
GB2368991A GB2368991A (en) 2002-05-15
GB2368991B true GB2368991B (en) 2004-10-20

Family

ID=9894116

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB0015211.6A Ceased GB0015211D0 (en) 2000-06-21 2000-06-21 Electronic device
GB0115208A Expired - Fee Related GB2368991B (en) 2000-06-21 2001-06-21 Methods and apparatus for locating articles

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB0015211.6A Ceased GB0015211D0 (en) 2000-06-21 2000-06-21 Electronic device

Country Status (1)

Country Link
GB (2) GB0015211D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9791547B2 (en) * 2006-03-28 2017-10-17 Performance Designed Products Llc Wireless position sensing in three dimensions using ultrasound
DE102018211591A1 (en) * 2018-07-12 2020-01-16 BSH Hausgeräte GmbH Method and device for determining metadata for smart home components

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4532617A (en) * 1982-09-29 1985-07-30 Baecker Donald Ray System for locating a towed marine object
GB2157112A (en) * 1983-09-30 1985-10-16 Findit As A method and a transponder for measuring a distance and identification
US4596988A (en) * 1983-06-10 1986-06-24 Wanka James T Remote controlled tracking transmitter and tracking support system
EP0418181A1 (en) * 1989-09-13 1991-03-20 Telecom Systemes Mobiles Sa Radio-electrical system for localizing a mobile object
US5021794A (en) * 1989-08-15 1991-06-04 Lawrence Robert A Personal emergency locator system
EP0467036A2 (en) * 1990-06-15 1992-01-22 Savi Technology, Inc. Method and apparatus for radio identification and tracking
GB2279840A (en) * 1993-07-03 1995-01-11 Hugh Malcolm Ian Bell Stolen property location system
GB2298098A (en) * 1995-02-14 1996-08-21 Tagware Ltd Coded tag identification and location
US5570323A (en) * 1995-01-19 1996-10-29 Ascend Corporation Navigational device for a scuba diver
GB2309132A (en) * 1996-01-11 1997-07-16 Hugh Malcolm Ian Bell Object location system
WO1999028763A1 (en) * 1997-12-04 1999-06-10 Olivetti Research Limited Detection system for determining positional information about objects

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4532617A (en) * 1982-09-29 1985-07-30 Baecker Donald Ray System for locating a towed marine object
US4596988A (en) * 1983-06-10 1986-06-24 Wanka James T Remote controlled tracking transmitter and tracking support system
GB2157112A (en) * 1983-09-30 1985-10-16 Findit As A method and a transponder for measuring a distance and identification
US5021794A (en) * 1989-08-15 1991-06-04 Lawrence Robert A Personal emergency locator system
EP0418181A1 (en) * 1989-09-13 1991-03-20 Telecom Systemes Mobiles Sa Radio-electrical system for localizing a mobile object
EP0467036A2 (en) * 1990-06-15 1992-01-22 Savi Technology, Inc. Method and apparatus for radio identification and tracking
GB2279840A (en) * 1993-07-03 1995-01-11 Hugh Malcolm Ian Bell Stolen property location system
US5570323A (en) * 1995-01-19 1996-10-29 Ascend Corporation Navigational device for a scuba diver
GB2298098A (en) * 1995-02-14 1996-08-21 Tagware Ltd Coded tag identification and location
GB2309132A (en) * 1996-01-11 1997-07-16 Hugh Malcolm Ian Bell Object location system
WO1999028763A1 (en) * 1997-12-04 1999-06-10 Olivetti Research Limited Detection system for determining positional information about objects

Also Published As

Publication number Publication date
GB2368991A (en) 2002-05-15
GB0015211D0 (en) 2000-08-09
GB0115208D0 (en) 2001-08-15

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20090621