JPS5345942A - Memory unit - Google Patents

Memory unit

Info

Publication number
JPS5345942A
JPS5345942A JP12031476A JP12031476A JPS5345942A JP S5345942 A JPS5345942 A JP S5345942A JP 12031476 A JP12031476 A JP 12031476A JP 12031476 A JP12031476 A JP 12031476A JP S5345942 A JPS5345942 A JP S5345942A
Authority
JP
Japan
Prior art keywords
memory unit
picture area
available picture
refreshing
reproducing
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
JP12031476A
Other languages
Japanese (ja)
Other versions
JPS5551389B2 (en
Inventor
Takayuki Furumoto
Hikari Taniguchi
Mitsunari Watanabe
Akira Ishii
Fumio Kishino
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
Nippon Telegraph and Telephone Corp
Original Assignee
Hitachi Ltd
Nippon Telegraph and Telephone Corp
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, Nippon Telegraph and Telephone Corp filed Critical Hitachi Ltd
Priority to JP12031476A priority Critical patent/JPS5345942A/en
Publication of JPS5345942A publication Critical patent/JPS5345942A/en
Publication of JPS5551389B2 publication Critical patent/JPS5551389B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
    • G11C11/34—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
    • G11C11/40—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
    • G11C11/401—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
    • G11C11/406—Management or control of the refreshing or charge-regeneration cycles

Abstract

PURPOSE:Refreshing is executed during the period except an available picture area by utilizing a false synchronizing signal, so that refresh operation can be prevented from affecting the recording and reproducing of the available picture area.
JP12031476A 1976-10-08 1976-10-08 Memory unit Granted JPS5345942A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12031476A JPS5345942A (en) 1976-10-08 1976-10-08 Memory unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12031476A JPS5345942A (en) 1976-10-08 1976-10-08 Memory unit

Publications (2)

Publication Number Publication Date
JPS5345942A true JPS5345942A (en) 1978-04-25
JPS5551389B2 JPS5551389B2 (en) 1980-12-24

Family

ID=14783164

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12031476A Granted JPS5345942A (en) 1976-10-08 1976-10-08 Memory unit

Country Status (1)

Country Link
JP (1) JPS5345942A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5617926U (en) * 1979-07-18 1981-02-17
JPS5643884A (en) * 1979-09-17 1981-04-22 Nec Corp Electronic memory system camera for shooting
JPS5718625A (en) * 1980-05-16 1982-01-30 Behringwerke Ag Preparation of blood plasma fraction
JPS6074378U (en) * 1983-10-27 1985-05-24 ソニー株式会社 data processing equipment

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5617926U (en) * 1979-07-18 1981-02-17
JPS5643884A (en) * 1979-09-17 1981-04-22 Nec Corp Electronic memory system camera for shooting
JPS5718625A (en) * 1980-05-16 1982-01-30 Behringwerke Ag Preparation of blood plasma fraction
JPH0372606B2 (en) * 1980-05-16 1991-11-19 Behringwerke Ag
JPS6074378U (en) * 1983-10-27 1985-05-24 ソニー株式会社 data processing equipment

Also Published As

Publication number Publication date
JPS5551389B2 (en) 1980-12-24

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