CA990410A - Modified phase encoding - Google Patents

Modified phase encoding

Info

Publication number
CA990410A
CA990410A CA181,282A CA181282A CA990410A CA 990410 A CA990410 A CA 990410A CA 181282 A CA181282 A CA 181282A CA 990410 A CA990410 A CA 990410A
Authority
CA
Canada
Prior art keywords
phase encoding
modified phase
modified
encoding
phase
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.)
Expired
Application number
CA181,282A
Other languages
English (en)
Other versions
CA181282S (en
Inventor
Royce D. Lindsey
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of CA990410A publication Critical patent/CA990410A/en
Expired legal-status Critical Current

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
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Dc Digital Transmission (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
CA181,282A 1972-09-29 1973-09-18 Modified phase encoding Expired CA990410A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29368872A 1972-09-29 1972-09-29

Publications (1)

Publication Number Publication Date
CA990410A true CA990410A (en) 1976-06-01

Family

ID=23130121

Family Applications (1)

Application Number Title Priority Date Filing Date
CA181,282A Expired CA990410A (en) 1972-09-29 1973-09-18 Modified phase encoding

Country Status (12)

Country Link
US (1) US3795903A (xx)
JP (1) JPS523289B2 (xx)
AU (1) AU472632B2 (xx)
BR (1) BR7307493D0 (xx)
CA (1) CA990410A (xx)
CH (1) CH568635A5 (xx)
ES (1) ES418941A1 (xx)
FR (1) FR2201587B1 (xx)
GB (1) GB1387760A (xx)
IT (1) IT992692B (xx)
NL (1) NL7312328A (xx)
SE (1) SE403838B (xx)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2346934A1 (de) * 1973-09-18 1975-04-03 Siemens Ag Digitaler phasenregelkreis
US3916440A (en) * 1974-12-23 1975-10-28 Ibm Resynchronizable phase-encoded recording
JPS5466111A (en) * 1977-11-05 1979-05-28 Sony Corp Time code write system
JPS6019075B2 (ja) * 1978-04-20 1985-05-14 ソニー株式会社 記録用タイムコ−ド信号発生装置
US4329719A (en) * 1977-11-05 1982-05-11 Sony Corporation Apparatus for generating time code signals
US4222080A (en) * 1978-12-21 1980-09-09 International Business Machines Corporation Velocity tolerant decoding technique
US4350973A (en) * 1979-07-23 1982-09-21 Honeywell Information Systems Inc. Receiver apparatus for converting optically encoded binary data to electrical signals
US4367497A (en) * 1981-01-02 1983-01-04 Sperry Corporation Digital data formatting system for high density magnetic recording
FR2579042B1 (fr) * 1985-03-18 1987-05-15 Bull Micral Procede d'extraction d'un signal d'horloge synchrone a partir d'un signal code en simple ou double intensite, et dispositif permettant la mise en oeuvre du procede
FR2605473A1 (fr) * 1986-10-15 1988-04-22 Hewlett Packard France Sa Procede et appareil de codage et de decodage d'informations binaires

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3156893A (en) * 1962-08-17 1964-11-10 Rca Corp Self-referenced digital pm receiving system
US3309463A (en) * 1963-04-25 1967-03-14 Gen Dynamics Corp System for locating the end of a sync period by using the sync pulse center as a reference
US3427605A (en) * 1965-10-08 1969-02-11 Potter Instrument Co Inc Apparatus and method for recording control code between data blocks
US3456239A (en) * 1965-12-10 1969-07-15 Teletype Corp Block synchronization circuit for an error detection and correction system
US3524164A (en) * 1968-01-15 1970-08-11 Ibm Detection and error checking system for binary data
US3641526A (en) * 1969-12-29 1972-02-08 Ibm Intra-record resynchronization
US3688286A (en) * 1970-04-06 1972-08-29 Novar Corp Digital data recording and reproducing system
US3693098A (en) * 1971-01-08 1972-09-19 Ernesto G Sevilla Data recovery timing control circuit

Also Published As

Publication number Publication date
FR2201587A1 (xx) 1974-04-26
JPS4973116A (xx) 1974-07-15
AU5962773A (en) 1975-02-27
CH568635A5 (xx) 1975-10-31
IT992692B (it) 1975-09-30
DE2341361A1 (de) 1974-04-11
AU472632B2 (en) 1976-05-27
BR7307493D0 (pt) 1974-08-22
JPS523289B2 (xx) 1977-01-27
NL7312328A (xx) 1974-04-02
FR2201587B1 (xx) 1976-09-17
ES418941A1 (es) 1976-03-01
DE2341361B2 (de) 1975-07-31
GB1387760A (en) 1975-03-19
US3795903A (en) 1974-03-05
SE403838B (sv) 1978-09-04

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