JPS536002A - Information memory device - Google Patents

Information memory device

Info

Publication number
JPS536002A
JPS536002A JP7993776A JP7993776A JPS536002A JP S536002 A JPS536002 A JP S536002A JP 7993776 A JP7993776 A JP 7993776A JP 7993776 A JP7993776 A JP 7993776A JP S536002 A JPS536002 A JP S536002A
Authority
JP
Japan
Prior art keywords
memory device
information memory
providing
compared
magnetic tape
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
JP7993776A
Other languages
Japanese (ja)
Inventor
Makoto Endo
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP7993776A priority Critical patent/JPS536002A/en
Publication of JPS536002A publication Critical patent/JPS536002A/en
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
    • C04B18/04—Waste materials; Refuse
    • C04B18/16—Waste materials; Refuse from building or ceramic industry
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/91—Use of waste materials as fillers for mortars or concrete

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Civil Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)

Abstract

PURPOSE: To shorten reproduction time as compared with recording time in a device which starts running magnetic tape only when input sound level exceeds a reference, by providing a temporary memory.
COPYRIGHT: (C)1978,JPO&Japio
JP7993776A 1976-07-07 1976-07-07 Information memory device Pending JPS536002A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7993776A JPS536002A (en) 1976-07-07 1976-07-07 Information memory device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7993776A JPS536002A (en) 1976-07-07 1976-07-07 Information memory device

Publications (1)

Publication Number Publication Date
JPS536002A true JPS536002A (en) 1978-01-20

Family

ID=13704222

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7993776A Pending JPS536002A (en) 1976-07-07 1976-07-07 Information memory device

Country Status (1)

Country Link
JP (1) JPS536002A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5720937A (en) * 1980-07-11 1982-02-03 Olympus Optical Co Ltd Automatic starter
JPS61155234A (en) * 1984-12-27 1986-07-14 小木曽　春男 Treatment of concrete waste

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5720937A (en) * 1980-07-11 1982-02-03 Olympus Optical Co Ltd Automatic starter
JPS61155234A (en) * 1984-12-27 1986-07-14 小木曽　春男 Treatment of concrete waste

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