JPS5234707A - Control method of rotary memory - Google Patents

Control method of rotary memory

Info

Publication number
JPS5234707A
JPS5234707A JP50110061A JP11006175A JPS5234707A JP S5234707 A JPS5234707 A JP S5234707A JP 50110061 A JP50110061 A JP 50110061A JP 11006175 A JP11006175 A JP 11006175A JP S5234707 A JPS5234707 A JP S5234707A
Authority
JP
Japan
Prior art keywords
control method
rotary memory
rotary
memory
records
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
JP50110061A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5723342B2 (2
Inventor
Michio Miyazaki
Masashi Nozawa
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 JP50110061A priority Critical patent/JPS5234707A/ja
Priority to US05/715,153 priority patent/US4126887A/en
Publication of JPS5234707A publication Critical patent/JPS5234707A/ja
Publication of JPS5723342B2 publication Critical patent/JPS5723342B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
    • G11B27/30—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording
    • G11B27/3027—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording used signal is digitally coded
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
    • G11B20/1217—Formatting, e.g. arrangement of data block or words on the record carriers on discs
    • G11B2020/1257—Count Key Data [CKD] format
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2508—Magnetic discs

Landscapes

  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
JP50110061A 1975-09-12 1975-09-12 Control method of rotary memory Granted JPS5234707A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP50110061A JPS5234707A (en) 1975-09-12 1975-09-12 Control method of rotary memory
US05/715,153 US4126887A (en) 1975-09-12 1976-08-17 Method of controlling rotary memory

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50110061A JPS5234707A (en) 1975-09-12 1975-09-12 Control method of rotary memory

Publications (2)

Publication Number Publication Date
JPS5234707A true JPS5234707A (en) 1977-03-16
JPS5723342B2 JPS5723342B2 (2) 1982-05-18

Family

ID=14526071

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50110061A Granted JPS5234707A (en) 1975-09-12 1975-09-12 Control method of rotary memory

Country Status (1)

Country Link
JP (1) JPS5234707A (2)

Also Published As

Publication number Publication date
JPS5723342B2 (2) 1982-05-18

Similar Documents

Publication Publication Date Title
JPS51143617A (en) Method for manufacturing lactic acid
SE402672B (sv) Metod for generering av joner, jemte jonkella for tillempning av metoder
NL7612201A (nl) Retinezuurderivaten.
BE840283A (fr) Procede de gazeifications souterraine
ZA761173B (en) Apparatus for the automatic control of plants affected by dead time
JPS51126894A (en) Voltammetry apparatus
AU502520B2 (en) Dihaloakenes by an electrochemical prc cess
NL7607869A (nl) Kristallisatiewerkwijze.
JPS5234707A (en) Control method of rotary memory
AU497351B2 (en) Detecting faults ina memory device
FR2301019A1 (fr) Procede de radionavigation
JPS5234706A (en) Control method of rotary memory
CA1008084A (fr) Procede de preparation de nouveaux acylamino acides
CA960207A (en) Method for detecting geopressures
GR60041B (en) Substituted 4-phenyl-imidazolines,their salts by acid addition and process for their preparation
NL7613025A (nl) Fermentatiewerkwijze.
JPS51143613A (en) Method for manufacturing carboxylic delivatives
JPS5287381A (en) Humidity sensitive element
JPS5235606A (en) Tracking control system
JPS5211909A (en) Magnetic recorder
CA984512A (en) Method for error detection
JPS5265026A (en) Control device for selffpropelled farm machinery
JPS5226279A (en) Method of detecting flaw by permeation
SU482456A1 (ru) Способ получени 2,2-диметил-4-спиро-(3-пиперидил)тетрагидропирана
CA902538A (en) Automatic method for positioning electrodes