JPS53105207A - Detecting method for special mark block - Google Patents

Detecting method for special mark block

Info

Publication number
JPS53105207A
JPS53105207A JP1832977A JP1832977A JPS53105207A JP S53105207 A JPS53105207 A JP S53105207A JP 1832977 A JP1832977 A JP 1832977A JP 1832977 A JP1832977 A JP 1832977A JP S53105207 A JPS53105207 A JP S53105207A
Authority
JP
Japan
Prior art keywords
special mark
detecting method
mark block
block
byte
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
JP1832977A
Other languages
Japanese (ja)
Other versions
JPS592083B2 (en
Inventor
Kazuo Kumagai
Masao Oikawa
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP52018329A priority Critical patent/JPS592083B2/en
Publication of JPS53105207A publication Critical patent/JPS53105207A/en
Publication of JPS592083B2 publication Critical patent/JPS592083B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)

Abstract

PURPOSE: To secure an accurate reading by performing a decision based on the logical sum, the block length, the space between blocks and others of the full byte reproducing output of the special mark block which is formed by two pairs of byte groups.
COPYRIGHT: (C)1978,JPO&Japio
JP52018329A 1977-02-22 1977-02-22 Special mark block detection method Expired JPS592083B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP52018329A JPS592083B2 (en) 1977-02-22 1977-02-22 Special mark block detection method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52018329A JPS592083B2 (en) 1977-02-22 1977-02-22 Special mark block detection method

Publications (2)

Publication Number Publication Date
JPS53105207A true JPS53105207A (en) 1978-09-13
JPS592083B2 JPS592083B2 (en) 1984-01-17

Family

ID=11968576

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52018329A Expired JPS592083B2 (en) 1977-02-22 1977-02-22 Special mark block detection method

Country Status (1)

Country Link
JP (1) JPS592083B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56117310A (en) * 1980-02-19 1981-09-14 Fujitsu Ltd Write control system of magnetic tape device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56117310A (en) * 1980-02-19 1981-09-14 Fujitsu Ltd Write control system of magnetic tape device
JPH0377591B2 (en) * 1980-02-19 1991-12-11 Fujitsu Ltd

Also Published As

Publication number Publication date
JPS592083B2 (en) 1984-01-17

Similar Documents

Publication Publication Date Title
JPS5352483A (en) Detecting method for concrete construction destruction
JPS5350953A (en) Comparison/array system for variable length information
JPS53105207A (en) Detecting method for special mark block
JPS52129236A (en) Reading control method
JPS5313962A (en) Frequency detecting method
JPS5420708A (en) Block detecting system in magnetic tape
JPS51135326A (en) Key signal distinctional block
JPS5339158A (en) Object shape information generating system
JPS5374837A (en) Bar code reading device
JPS5241545A (en) Instrument structure
JPS55153183A (en) Magnetic recording system
JPS5363830A (en) Error detection correcting system
JPS5228790A (en) Boring device
JPS5247631A (en) Recording device of laser information
JPS5439547A (en) Stage tracer
JPS5310412A (en) Erroneous data-writing operation preventive system
JPS5429927A (en) Information reproducing method
JPS5428120A (en) Timbre controller of electronic musical instruments
JPS529322A (en) Mark information reading system
JPS525580A (en) Reversibee stop-watch
JPS5299777A (en) Mask aligning method
JPS51149738A (en) Method of testing electeronic computers
JPS5223377A (en) Viscosity measuring method
JPS5387714A (en) Trouble detecting system
JPS5299712A (en) Code reading method