KR101341381B9 - 호신용 음파 발생장치 및 그 제어방법 - Google Patents

호신용 음파 발생장치 및 그 제어방법

Info

Publication number
KR101341381B9
KR101341381B9 KR1020130102800A KR20130102800A KR101341381B9 KR 101341381 B9 KR101341381 B9 KR 101341381B9 KR 1020130102800 A KR1020130102800 A KR 1020130102800A KR 20130102800 A KR20130102800 A KR 20130102800A KR 101341381 B9 KR101341381 B9 KR 101341381B9
Authority
KR
South Korea
Prior art keywords
self
protection
control method
ultrasonic wave
wave generator
Prior art date
Application number
KR1020130102800A
Other languages
English (en)
Other versions
KR101341381B1 (ko
Inventor
윤여표
박성빈
이승희
Original Assignee
윤여표
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 윤여표 filed Critical 윤여표
Priority to KR1020130102800A priority Critical patent/KR101341381B1/ko
Application granted granted Critical
Publication of KR101341381B1 publication Critical patent/KR101341381B1/ko
Publication of KR101341381B9 publication Critical patent/KR101341381B9/ko

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K15/00—Acoustics not otherwise provided for
    • G10K15/04—Sound-producing devices
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/02—Alarms for ensuring the safety of persons

Landscapes

  • Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Burglar Alarm Systems (AREA)
KR1020130102800A 2013-08-29 2013-08-29 호신용 음파 발생장치 및 그 제어방법 KR101341381B1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020130102800A KR101341381B1 (ko) 2013-08-29 2013-08-29 호신용 음파 발생장치 및 그 제어방법

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020130102800A KR101341381B1 (ko) 2013-08-29 2013-08-29 호신용 음파 발생장치 및 그 제어방법

Publications (2)

Publication Number Publication Date
KR101341381B1 KR101341381B1 (ko) 2013-12-13
KR101341381B9 true KR101341381B9 (ko) 2022-03-28

Family

ID=49988271

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020130102800A KR101341381B1 (ko) 2013-08-29 2013-08-29 호신용 음파 발생장치 및 그 제어방법

Country Status (1)

Country Link
KR (1) KR101341381B1 (ko)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019225773A1 (ko) * 2018-05-23 2019-11-28 주식회사 제이디솔루션 개선된 초음파 초지향성 스피커 시스템 및 이를 위한 주파수 변조 처리 방법

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3066197U (ja) * 1999-07-29 2000-02-18 榮 宗 魏 携帯型防盗・護身・駆虫・地震アラ―ム・停電アラ―ム・照明装置
KR20100067574A (ko) * 2008-12-11 2010-06-21 이정용 초음파를 이용한 심장 압박 호신장비
KR101092713B1 (ko) 2010-06-21 2011-12-09 주식회사준앤린 휴대용 고주파 호신용 경보기

Also Published As

Publication number Publication date
KR101341381B1 (ko) 2013-12-13

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Legal Events

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G170 Re-publication after modification of scope of protection [patent]