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JPS53115281A - Earthquake discrimination system - Google Patents

Earthquake discrimination system

Info

Publication number
JPS53115281A
JPS53115281A JP2926477A JP2926477A JPS53115281A JP S53115281 A JPS53115281 A JP S53115281A JP 2926477 A JP2926477 A JP 2926477A JP 2926477 A JP2926477 A JP 2926477A JP S53115281 A JPS53115281 A JP S53115281A
Authority
JP
Japan
Prior art keywords
signals
earthquake
discrimination system
earthquake discrimination
components
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.)
Pending
Application number
JP2926477A
Other languages
Japanese (ja)
Inventor
Norifusa Horii
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.)
Oki Electric Industry Co Ltd
Original Assignee
Oki Electric Industry Co 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 Oki Electric Industry Co Ltd filed Critical Oki Electric Industry Co Ltd
Priority to JP2926477A priority Critical patent/JPS53115281A/en
Publication of JPS53115281A publication Critical patent/JPS53115281A/en
Pending legal-status Critical Current

Links

Landscapes

  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Geophysics And Detection Of Objects (AREA)

Abstract

PURPOSE: To make possible automatic and positive discrimination of earthquake signals from terrestrial movement signals by extracting earthquake frequency components from the terrestial movement signals and subjecting the signals to the discrimination processing of the amplitudes, times duration time of the components thereof.
COPYRIGHT: (C)1978,JPO&Japio
JP2926477A 1977-03-18 1977-03-18 Earthquake discrimination system Pending JPS53115281A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2926477A JPS53115281A (en) 1977-03-18 1977-03-18 Earthquake discrimination system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2926477A JPS53115281A (en) 1977-03-18 1977-03-18 Earthquake discrimination system

Publications (1)

Publication Number Publication Date
JPS53115281A true JPS53115281A (en) 1978-10-07

Family

ID=12271410

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2926477A Pending JPS53115281A (en) 1977-03-18 1977-03-18 Earthquake discrimination system

Country Status (1)

Country Link
JP (1) JPS53115281A (en)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5566475A (en) * 1978-11-15 1980-05-19 Mitsubishi Electric Corp Management apparatus for elevator against earthquake
JPS55109654U (en) * 1979-01-24 1980-08-01
JPS59103633U (en) * 1981-10-30 1984-07-12 泰正創帆株式会社 Temporary toilet tent
JPS59195178A (en) * 1983-04-21 1984-11-06 Fujitsu Ltd Earthquake deciding method
JPS59186656U (en) * 1983-05-25 1984-12-11 株式会社コロナ Earthquake fire extinguishing system for combustion appliances
JPS6079183U (en) * 1983-11-04 1985-06-01 旭化成株式会社 landslide predictor
JPS6483181A (en) * 1987-09-25 1989-03-28 Kinmon Seisakusho Seismic sensor
JPH03115830A (en) * 1989-09-29 1991-05-16 Maakurando Kk Method for measuring earthquake intensity
JPH0592884A (en) * 1991-09-30 1993-04-16 Omron Corp Vibrating time risk inference device
WO2005043192A1 (en) * 2003-10-31 2005-05-12 Matsushita Electric Industrial Co., Ltd. Disaster prediction system

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4816302U (en) * 1971-07-05 1973-02-23

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4816302U (en) * 1971-07-05 1973-02-23

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5566475A (en) * 1978-11-15 1980-05-19 Mitsubishi Electric Corp Management apparatus for elevator against earthquake
JPS55109654U (en) * 1979-01-24 1980-08-01
JPS59103633U (en) * 1981-10-30 1984-07-12 泰正創帆株式会社 Temporary toilet tent
JPS59195178A (en) * 1983-04-21 1984-11-06 Fujitsu Ltd Earthquake deciding method
JPS59186656U (en) * 1983-05-25 1984-12-11 株式会社コロナ Earthquake fire extinguishing system for combustion appliances
JPS6079183U (en) * 1983-11-04 1985-06-01 旭化成株式会社 landslide predictor
JPS6483181A (en) * 1987-09-25 1989-03-28 Kinmon Seisakusho Seismic sensor
JPH03115830A (en) * 1989-09-29 1991-05-16 Maakurando Kk Method for measuring earthquake intensity
JPH0592884A (en) * 1991-09-30 1993-04-16 Omron Corp Vibrating time risk inference device
WO2005043192A1 (en) * 2003-10-31 2005-05-12 Matsushita Electric Industrial Co., Ltd. Disaster prediction system

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