KR200171033Y1 - Disk memory system - Google Patents

Disk memory system Download PDF

Info

Publication number
KR200171033Y1
KR200171033Y1 KR2019980007367U KR19980007367U KR200171033Y1 KR 200171033 Y1 KR200171033 Y1 KR 200171033Y1 KR 2019980007367 U KR2019980007367 U KR 2019980007367U KR 19980007367 U KR19980007367 U KR 19980007367U KR 200171033 Y1 KR200171033 Y1 KR 200171033Y1
Authority
KR
South Korea
Prior art keywords
memory system
disk memory
disk
memory
Prior art date
Application number
KR2019980007367U
Other languages
Korean (ko)
Inventor
Takehiko Saito
Tatsuo Eguchi
Original Assignee
Sony 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
Priority claimed from JP15102089A external-priority patent/JP2674216B2/en
Priority claimed from JP25548089A external-priority patent/JP2745722B2/en
Priority claimed from KR1019900008641A external-priority patent/KR910001728A/en
Application filed by Sony Corp filed Critical Sony Corp
Priority to KR2019980007367U priority Critical patent/KR200171033Y1/en
Application granted granted Critical
Publication of KR200171033Y1 publication Critical patent/KR200171033Y1/en

Links

Classifications

    • 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
    • G11B20/1258—Formatting, e.g. arrangement of data block or words on the record carriers on discs where blocks are arranged within multiple radial zones, e.g. Zone Bit Recording or Constant Density Recording discs, MCAV discs, MCLV discs
    • 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
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/596—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on disks
    • G11B5/59633—Servo formatting
    • G11B5/59655—Sector, sample or burst servo format
    • 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
    • G11B2020/1291—Formatting, e.g. arrangement of data block or words on the record carriers wherein the formatting serves a specific purpose
    • G11B2020/1298—Enhancement of the signal quality
KR2019980007367U 1989-06-13 1998-05-07 Disk memory system KR200171033Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019980007367U KR200171033Y1 (en) 1989-06-13 1998-05-07 Disk memory system

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP15102089A JP2674216B2 (en) 1989-06-13 1989-06-13 Magnetic disk drive
JP25548089A JP2745722B2 (en) 1989-09-30 1989-09-30 Magnetic disk device
KR1019900008641A KR910001728A (en) 1989-06-13 1990-06-13 Disk memory system
KR2019980007367U KR200171033Y1 (en) 1989-06-13 1998-05-07 Disk memory system

Publications (1)

Publication Number Publication Date
KR200171033Y1 true KR200171033Y1 (en) 2000-05-01

Family

ID=27473060

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019980007367U KR200171033Y1 (en) 1989-06-13 1998-05-07 Disk memory system

Country Status (1)

Country Link
KR (1) KR200171033Y1 (en)

Similar Documents

Publication Publication Date Title
EP0424903A3 (en) Data recording system
GB8814077D0 (en) Data memory system
EP0579285A3 (en) Information reproducing system
GB2229850B (en) Disk player system
GB8912285D0 (en) Storage systems
KR920004397B1 (en) Memory system
GB8906354D0 (en) Memory accessing
GB8704850D0 (en) Access systems
GB8912423D0 (en) Information storage system
GB8904883D0 (en) Data retrieval systems
GB2234611B (en) Memory system
EP0426111A3 (en) Memory control system
EP0424911A3 (en) Memory system having self-testing function
GB2187031B (en) Magnetic disc memory unit
GB8902639D0 (en) Memory aid
GB2236420B (en) Coin-control system
GB2229852B (en) Magnetic disc memory unit
GB2215887B (en) Data memory system
GB8702785D0 (en) Memory system
KR200171033Y1 (en) Disk memory system
GB2251530B (en) Recording systems
KR930002313B1 (en) Memory management system
KR970000839B1 (en) Memory system
KR0110256Y1 (en) Simple phonograph
GB2231694B (en) Memory arrangement

Legal Events

Date Code Title Description
A201 Request for examination
AMND Amendment
E902 Notification of reason for refusal
AMND Amendment
E601 Decision to refuse application
J201 Request for trial against refusal decision

Free format text: TRIAL AGAINST DECISION OF REJECTION FOR APPEAL AGAINST DECISION TO DECLINE REFUSAL

AMND Amendment
E902 Notification of reason for refusal
B701 Decision to grant
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 20031124

Year of fee payment: 5

LAPS Lapse due to unpaid annual fee