JPS52109900A - Pedestrian signal sound generating unit for blind person - Google Patents

Pedestrian signal sound generating unit for blind person

Info

Publication number
JPS52109900A
JPS52109900A JP2655776A JP2655776A JPS52109900A JP S52109900 A JPS52109900 A JP S52109900A JP 2655776 A JP2655776 A JP 2655776A JP 2655776 A JP2655776 A JP 2655776A JP S52109900 A JPS52109900 A JP S52109900A
Authority
JP
Japan
Prior art keywords
signal sound
generating unit
sound generating
blind person
pedestrian 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.)
Granted
Application number
JP2655776A
Other languages
Japanese (ja)
Other versions
JPS5846760B2 (en
Inventor
Kiyoaki Inaba
Koichi Yomogihara
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.)
Nippon Signal Co Ltd
Original Assignee
Nippon Signal 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 Nippon Signal Co Ltd filed Critical Nippon Signal Co Ltd
Priority to JP2655776A priority Critical patent/JPS5846760B2/en
Publication of JPS52109900A publication Critical patent/JPS52109900A/en
Publication of JPS5846760B2 publication Critical patent/JPS5846760B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Traffic Control Systems (AREA)

Abstract

PURPOSE: To enable the signal sound audible, by following the signal sound level to either high level output of the integrator outputs putting out the average value thru the respective integration of the long range variation and short range variation of the noise lvel.
COPYRIGHT: (C)1977,JPO&Japio
JP2655776A 1976-03-11 1976-03-11 Pedestrian signal sound generator Expired JPS5846760B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2655776A JPS5846760B2 (en) 1976-03-11 1976-03-11 Pedestrian signal sound generator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2655776A JPS5846760B2 (en) 1976-03-11 1976-03-11 Pedestrian signal sound generator

Publications (2)

Publication Number Publication Date
JPS52109900A true JPS52109900A (en) 1977-09-14
JPS5846760B2 JPS5846760B2 (en) 1983-10-18

Family

ID=12196824

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2655776A Expired JPS5846760B2 (en) 1976-03-11 1976-03-11 Pedestrian signal sound generator

Country Status (1)

Country Link
JP (1) JPS5846760B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59183750A (en) * 1983-04-01 1984-10-18 日本電気株式会社 Blind person sound guiding apparatus
JP2007323451A (en) * 2006-06-02 2007-12-13 Univ Of Tokushima Voice guide device, traffic signal, and volume adjustment method

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0365800A (en) * 1989-08-02 1991-03-20 Matsushita Electric Ind Co Ltd Device for sound service for pedestrian

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59183750A (en) * 1983-04-01 1984-10-18 日本電気株式会社 Blind person sound guiding apparatus
JP2007323451A (en) * 2006-06-02 2007-12-13 Univ Of Tokushima Voice guide device, traffic signal, and volume adjustment method

Also Published As

Publication number Publication date
JPS5846760B2 (en) 1983-10-18

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