JPH0140559B2 - - Google Patents

Info

Publication number
JPH0140559B2
JPH0140559B2 JP56015186A JP1518681A JPH0140559B2 JP H0140559 B2 JPH0140559 B2 JP H0140559B2 JP 56015186 A JP56015186 A JP 56015186A JP 1518681 A JP1518681 A JP 1518681A JP H0140559 B2 JPH0140559 B2 JP H0140559B2
Authority
JP
Japan
Prior art keywords
sound pressure
pass filter
frequency
low
slope
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.)
Expired
Application number
JP56015186A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57131197A (en
Inventor
Shigeki Kato
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.)
Denso Ten Ltd
Original Assignee
Denso Ten 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 Denso Ten Ltd filed Critical Denso Ten Ltd
Priority to JP56015186A priority Critical patent/JPS57131197A/ja
Publication of JPS57131197A publication Critical patent/JPS57131197A/ja
Publication of JPH0140559B2 publication Critical patent/JPH0140559B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
JP56015186A 1981-02-03 1981-02-03 Mobile stereophonic reproducing system Granted JPS57131197A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56015186A JPS57131197A (en) 1981-02-03 1981-02-03 Mobile stereophonic reproducing system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56015186A JPS57131197A (en) 1981-02-03 1981-02-03 Mobile stereophonic reproducing system

Publications (2)

Publication Number Publication Date
JPS57131197A JPS57131197A (en) 1982-08-13
JPH0140559B2 true JPH0140559B2 (en, 2012) 1989-08-29

Family

ID=11881795

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56015186A Granted JPS57131197A (en) 1981-02-03 1981-02-03 Mobile stereophonic reproducing system

Country Status (1)

Country Link
JP (1) JPS57131197A (en, 2012)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60214700A (ja) * 1984-04-11 1985-10-26 Sony Corp ステレオ再生方式
JPS60254996A (ja) * 1984-05-31 1985-12-16 Pioneer Electronic Corp 車載用音場補正システム
JPS60254995A (ja) * 1984-05-31 1985-12-16 Pioneer Electronic Corp 車載用音場補正システム
EP3422738A1 (en) * 2017-06-29 2019-01-02 Nxp B.V. Audio processor for vehicle comprising two modes of operation depending on rear seat occupation

Also Published As

Publication number Publication date
JPS57131197A (en) 1982-08-13

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