GB2237876B - Sound detection devices,methods and systems - Google Patents

Sound detection devices,methods and systems

Info

Publication number
GB2237876B
GB2237876B GB9000362A GB9000362A GB2237876B GB 2237876 B GB2237876 B GB 2237876B GB 9000362 A GB9000362 A GB 9000362A GB 9000362 A GB9000362 A GB 9000362A GB 2237876 B GB2237876 B GB 2237876B
Authority
GB
United Kingdom
Prior art keywords
systems
methods
detection devices
sound detection
sound
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
GB9000362A
Other versions
GB2237876A (en
GB9000362D0 (en
Inventor
Michael Robinson Taylor
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB9000362D0 publication Critical patent/GB9000362D0/en
Publication of GB2237876A publication Critical patent/GB2237876A/en
Application granted granted Critical
Publication of GB2237876B publication Critical patent/GB2237876B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H3/00—Measuring characteristics of vibrations by using a detector in a fluid
    • G01H3/10—Amplitude; Power
    • G01H3/12—Amplitude; Power by electric means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/001—Acoustic presence detection
GB9000362A 1989-11-09 1990-01-08 Sound detection devices,methods and systems Expired - Fee Related GB2237876B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898925308A GB8925308D0 (en) 1989-11-09 1989-11-09 Sound detection devices and systems

Publications (3)

Publication Number Publication Date
GB9000362D0 GB9000362D0 (en) 1990-03-07
GB2237876A GB2237876A (en) 1991-05-15
GB2237876B true GB2237876B (en) 1993-09-15

Family

ID=10665989

Family Applications (2)

Application Number Title Priority Date Filing Date
GB898925308A Pending GB8925308D0 (en) 1989-11-09 1989-11-09 Sound detection devices and systems
GB9000362A Expired - Fee Related GB2237876B (en) 1989-11-09 1990-01-08 Sound detection devices,methods and systems

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB898925308A Pending GB8925308D0 (en) 1989-11-09 1989-11-09 Sound detection devices and systems

Country Status (1)

Country Link
GB (2) GB8925308D0 (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1500683A (en) * 1970-02-19 1978-02-08 Krupp Atlas Elektronik Gmbh Apparatus for classifying sources of noise
GB2031205A (en) * 1978-09-06 1980-04-16 Gte Sylvania Inc Intrusion alarm system and method
EP0127493A1 (en) * 1983-04-28 1984-12-05 Christian Frizet Acoustical pressure differential detector
EP0145160A2 (en) * 1983-10-11 1985-06-19 Anthony Russell Dowling Anti-snoring device
GB2171518A (en) * 1985-02-08 1986-08-28 Automated Security Holdings Glass break detector
GB2226885A (en) * 1988-12-09 1990-07-11 Atomic Energy Authority Uk Vibration-activated alarm system

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1500683A (en) * 1970-02-19 1978-02-08 Krupp Atlas Elektronik Gmbh Apparatus for classifying sources of noise
GB2031205A (en) * 1978-09-06 1980-04-16 Gte Sylvania Inc Intrusion alarm system and method
EP0127493A1 (en) * 1983-04-28 1984-12-05 Christian Frizet Acoustical pressure differential detector
EP0145160A2 (en) * 1983-10-11 1985-06-19 Anthony Russell Dowling Anti-snoring device
GB2171518A (en) * 1985-02-08 1986-08-28 Automated Security Holdings Glass break detector
GB2226885A (en) * 1988-12-09 1990-07-11 Atomic Energy Authority Uk Vibration-activated alarm system

Also Published As

Publication number Publication date
GB2237876A (en) 1991-05-15
GB9000362D0 (en) 1990-03-07
GB8925308D0 (en) 1989-12-28

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 19991203

732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20040108