JPS5694399A - Signal for one who is poor of hearing - Google Patents

Signal for one who is poor of hearing

Info

Publication number
JPS5694399A
JPS5694399A JP16792980A JP16792980A JPS5694399A JP S5694399 A JPS5694399 A JP S5694399A JP 16792980 A JP16792980 A JP 16792980A JP 16792980 A JP16792980 A JP 16792980A JP S5694399 A JPS5694399 A JP S5694399A
Authority
JP
Japan
Prior art keywords
hearing
poor
signal
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
JP16792980A
Other languages
English (en)
Inventor
Jiei Aarando Kensu
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.)
MEDESHINKUSU TEKUNISUKU KONSAR
Original Assignee
MEDESHINKUSU TEKUNISUKU KONSAR
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 MEDESHINKUSU TEKUNISUKU KONSAR filed Critical MEDESHINKUSU TEKUNISUKU KONSAR
Publication of JPS5694399A publication Critical patent/JPS5694399A/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Electric hearing aids
    • H04R25/35—Electric hearing aids using translation techniques
    • H04R25/353—Frequency, e.g. frequency shift or compression
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B3/00—Audible signalling systems, e.g. audible personal calling systems
    • G08B3/10—Audible signalling systems, e.g. audible personal calling systems using electric transmission; using electromagnetic transmission

Landscapes

  • Physics & Mathematics (AREA)
  • Otolaryngology (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Neurosurgery (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Alarm Systems (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Toys (AREA)
  • Selective Calling Equipment (AREA)
JP16792980A 1979-11-30 1980-11-28 Signal for one who is poor of hearing Pending JPS5694399A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7909920A SE419280B (sv) 1979-11-30 1979-11-30 Frekvensanpassad signalanordning for horselskadade

Publications (1)

Publication Number Publication Date
JPS5694399A true JPS5694399A (en) 1981-07-30

Family

ID=20339449

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16792980A Pending JPS5694399A (en) 1979-11-30 1980-11-28 Signal for one who is poor of hearing

Country Status (8)

Country Link
US (1) US4631517A (ja)
EP (1) EP0030219B1 (ja)
JP (1) JPS5694399A (ja)
DE (1) DE3068136D1 (ja)
DK (1) DK509880A (ja)
FI (1) FI803701A7 (ja)
NO (1) NO147087C (ja)
SE (1) SE419280B (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR900003594B1 (ko) * 1985-01-07 1990-05-26 니홍덴소 가부시기 가이샤 경보음 발생장치
US5898363A (en) * 1997-03-05 1999-04-27 Safety Systems, Inc. Portable audible beacon
WO1998057761A1 (en) * 1997-06-18 1998-12-23 Sanyo Electric Co., Ltd. Annunciator
US7089176B2 (en) * 2003-03-27 2006-08-08 Motorola, Inc. Method and system for increasing audio perceptual tone alerts

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1389409A (fr) * 1962-07-25 1965-02-19 Procédé de correction auditive et appareils de correction auditive selon ce procédé
GB1341842A (en) * 1971-01-12 1973-12-25 Whetton Co Mfg Ltd A J Alarms
DE2261110C3 (de) * 1972-12-14 1978-07-27 Robert Bosch Gmbh, 7000 Stuttgart Schalteinrichtung für akustische Signalgeräte
GB1583759A (en) * 1976-10-07 1981-02-04 Mettoy Co Ltd Two-tone audible signal circuit

Also Published As

Publication number Publication date
FI803701L (fi) 1981-05-31
DK509880A (da) 1981-05-31
EP0030219B1 (en) 1984-06-06
NO147087C (no) 1983-01-26
SE419280B (sv) 1981-07-20
FI803701A7 (fi) 1981-05-31
NO147087B (no) 1982-10-18
NO803614L (no) 1981-06-01
DE3068136D1 (en) 1984-07-12
EP0030219A1 (en) 1981-06-10
US4631517A (en) 1986-12-23
SE7909920L (sv) 1981-05-31

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