[go: up one dir, main page]

IT8149199A0 - ULTRASONIC COMMUNICATIONS AND SAFETY SYSTEM - Google Patents

ULTRASONIC COMMUNICATIONS AND SAFETY SYSTEM

Info

Publication number
IT8149199A0
IT8149199A0 IT8149199A IT4919981A IT8149199A0 IT 8149199 A0 IT8149199 A0 IT 8149199A0 IT 8149199 A IT8149199 A IT 8149199A IT 4919981 A IT4919981 A IT 4919981A IT 8149199 A0 IT8149199 A0 IT 8149199A0
Authority
IT
Italy
Prior art keywords
safety system
ultrasonic communications
ultrasonic
communications
safety
Prior art date
Application number
IT8149199A
Other languages
Italian (it)
Other versions
IT1143430B (en
Inventor
Kenneth R Hackett
Original Assignee
Ultrak Inc
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
Priority claimed from US06/182,497 external-priority patent/US4367458A/en
Application filed by Ultrak Inc filed Critical Ultrak Inc
Publication of IT8149199A0 publication Critical patent/IT8149199A0/en
Application granted granted Critical
Publication of IT1143430B publication Critical patent/IT1143430B/en

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/003—Address allocation methods and details
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B1/00—Systems for signalling characterised solely by the form of transmission of the signal
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B1/00—Systems for signalling characterised solely by the form of transmission of the signal
    • G08B1/08—Systems for signalling characterised solely by the form of transmission of the signal using electric transmission ; transformation of alarm signals to electrical signals from a different medium, e.g. transmission of an electric alarm signal upon detection of an audible alarm signal
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B26/00—Alarm systems in which substations are interrogated in succession by a central station
    • G08B26/007—Wireless interrogation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B11/00—Transmission systems employing sonic, ultrasonic or infrasonic waves

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Signal Processing (AREA)
  • Burglar Alarm Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Alarm Systems (AREA)
IT49199/81A 1980-08-29 1981-08-28 ULTRASONIC COMMUNICATION AND SECURITY SYSTEM IT1143430B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/182,497 US4367458A (en) 1980-08-29 1980-08-29 Supervised wireless security system
US28202981A 1981-07-09 1981-07-09

Publications (2)

Publication Number Publication Date
IT8149199A0 true IT8149199A0 (en) 1981-08-28
IT1143430B IT1143430B (en) 1986-10-22

Family

ID=26878134

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49199/81A IT1143430B (en) 1980-08-29 1981-08-28 ULTRASONIC COMMUNICATION AND SECURITY SYSTEM

Country Status (7)

Country Link
EP (1) EP0058721A4 (en)
JP (1) JPS57501358A (en)
KR (1) KR830006753A (en)
CA (1) CA1171514A (en)
IT (1) IT1143430B (en)
MX (1) MX151041A (en)
WO (1) WO1982000910A1 (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0125387B1 (en) * 1983-04-29 1987-01-14 Cerberus Ag Risk signalling method and apparatus
EP0253156A1 (en) * 1986-06-25 1988-01-20 Siemens Aktiengesellschaft Intrusion alarm system
JP3100716B2 (en) * 1991-01-04 2000-10-23 シーエスアイアール Identification device
NZ314270A (en) * 1992-11-18 1998-06-26 British Tech Group Transponder identification system: interrogator transmits inhibiting signal to disable transponders
RU2183352C1 (en) * 2001-01-03 2002-06-10 Мариничев Александр Васильевич Method for inspecting guarded objects and warning about changes in their condition (versions)
KR101027540B1 (en) * 2009-09-23 2011-04-12 한국해양연구원 Ship's hull communication network using ultrasonic waves and its communication method
US8509882B2 (en) 2010-06-08 2013-08-13 Alivecor, Inc. Heart monitoring system usable with a smartphone or computer
US9351654B2 (en) 2010-06-08 2016-05-31 Alivecor, Inc. Two electrode apparatus and methods for twelve lead ECG
US8700137B2 (en) 2012-08-30 2014-04-15 Alivecor, Inc. Cardiac performance monitoring system for use with mobile communications devices
WO2012128403A1 (en) * 2011-03-23 2012-09-27 제주대학교산학협력단 Hull communication network of ship using ultrasonic waves, and communication method thereof
US8403218B1 (en) * 2012-02-10 2013-03-26 Symbol Technologies, Inc. Method and apparatus for ultrasonic data transmission and locationing
WO2014074913A1 (en) 2012-11-08 2014-05-15 Alivecor, Inc. Electrocardiogram signal detection
WO2014107700A1 (en) 2013-01-07 2014-07-10 Alivecor, Inc. Methods and systems for electrode placement
WO2014145927A1 (en) 2013-03-15 2014-09-18 Alivecor, Inc. Systems and methods for processing and analyzing medical data
US9247911B2 (en) 2013-07-10 2016-02-02 Alivecor, Inc. Devices and methods for real-time denoising of electrocardiograms
EP4537748A1 (en) 2013-12-12 2025-04-16 Alivecor, Inc. Methods and systems for arrhythmia tracking and scoring
CN107847154B (en) 2015-05-13 2021-07-16 阿利弗克公司 Inconsistency monitoring
CN114944876B (en) * 2021-02-10 2025-03-18 北京小米移动软件有限公司 Ultrasonic processing method, device, equipment and storage medium
CN115862306B (en) * 2022-10-21 2024-05-17 广州视声智能科技有限公司 Intelligent control equipment control method and device based on ultrasonic waves

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3422397A (en) * 1968-01-29 1969-01-14 Honeywell Inc Control apparatus
US3696384A (en) * 1971-07-08 1972-10-03 Recognition Devices Ultrasonic tracking and locating system
US3737858A (en) * 1971-07-13 1973-06-05 Advanced Research Corp Versatile telemetering system
US3815093A (en) * 1973-05-11 1974-06-04 Afa Syst Inc Signaling system utilizing frequency burst duration and absence for control functions
US3927404A (en) * 1973-10-18 1975-12-16 Standard Electric Time Corp Time division multiple access communication system for status monitoring
US3946315A (en) * 1975-06-27 1976-03-23 Hughes Aircraft Company Single frequency signalling in a radiotelephone communication system with idle condition signal generator at one terminal activated by another terminal
FR2368766A1 (en) * 1976-10-19 1978-05-19 Automatisme Cie Gle Remote alarm monitoring system - uses waveguides through internal walls to carry centimetre wave alarm signal to detector producing audible alarm
DE2712690C2 (en) * 1977-03-23 1986-06-05 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Device for the wireless transmission of a coded emergency call
US4160246A (en) * 1977-10-03 1979-07-03 Fairchild Camera And Instrument Corp. Wireless multi-head smoke detector system
CA1116284A (en) * 1979-10-09 1982-01-12 George S. Sagi Apparatus and system for wireless reception and transmission of coded audio and/or sonic alarm signals
DE3000958C2 (en) * 1980-01-12 1984-04-26 ANT Nachrichtentechnik GmbH, 7150 Backnang Home emergency call system with remote release

Also Published As

Publication number Publication date
JPS57501358A (en) 1982-07-29
CA1171514A (en) 1984-07-24
EP0058721A1 (en) 1982-09-01
IT1143430B (en) 1986-10-22
MX151041A (en) 1984-09-17
EP0058721A4 (en) 1985-07-01
WO1982000910A1 (en) 1982-03-18
KR830006753A (en) 1983-10-06

Similar Documents

Publication Publication Date Title
BR8105387A (en) COUPLING AND COUPLING SYSTEM
IT8149199A0 (en) ULTRASONIC COMMUNICATIONS AND SAFETY SYSTEM
IT1152393B (en) LOCAL COMMUNICATIONS AND CONTROL SYSTEM
ES505876A0 (en) ELEVATOR SYSTEM
BR8305427A (en) SOFITO AND BAND SYSTEM
IT1144117B (en) HEATING AND BENTILATION SYSTEM FOR VEHICLES
BR8100195A (en) SCAFFOLDING SYSTEM
BR8302280A (en) COMMUNICATIONS SYSTEM
BR8103624A (en) SURVEILLANCE SYSTEM
BR8103841A (en) HYDRAULIC SYSTEM
BR8108014A (en) ELEVATOR SYSTEM
BR8108015A (en) ELEVATOR SYSTEM
BR8100932A (en) ELEVATOR SYSTEM
BR8107258A (en) HYDRAULIC SYSTEM
IT8068715A0 (en) BUILDING CONSTRUCTION SYSTEM
IT8167033A0 (en) INTRUSION WARNING SYSTEM
BR8101060A (en) VIBRATING SYSTEM
IT1137930B (en) MICROPROCESSOR SURVEILLANCE SYSTEM
IT1145237B (en) DETECTION SYSTEM
BR8107623A (en) ELEVATOR SYSTEM
ES538998A0 (en) RADIATION ATTENUATION SYSTEM.
BR8107125A (en) ELEVATOR SYSTEM
MX151462A (en) IMPROVEMENTS IN THE SURVEILLANCE SYSTEM FOR THE TRANSFER OF CALLS OR COMMUNICATIONS
IT1141387B (en) COMMUNICATION SYSTEM
ATA344181A (en) TRANSPORTABLE ULTRASONIC ALARM