CH496296A - Einrichtung zur Erzeugung von Taktimpulsen bei einem rotierenden, magnetischen Datenspeicher - Google Patents

Einrichtung zur Erzeugung von Taktimpulsen bei einem rotierenden, magnetischen Datenspeicher

Info

Publication number: CH496296A
Authority: CH; Switzerland
Prior art keywords: rotating; data memory; clock pulses; magnetic data; generating clock
Prior art date: 1968-06-06

Application number

CH855269A

Other languages

English (en)

Inventor

Edmond Anderson Donald

Mclean Kock Lawrence

Eugene Lloyd Robert

John Sordello Frank

Original Assignee

Ibm

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.)

1968-06-06

Filing date

1969-06-05

Publication date

1970-09-15

1969-06-05 Application filed by Ibm filed Critical Ibm

1970-09-15 Publication of CH496296A publication Critical patent/CH496296A/de

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
- G11B20/16—Digital recording or reproducing using non self-clocking codes, i.e. the clock signals are either recorded in a separate clocking track or in a combination of several information tracks

Landscapes

Engineering & Computer Science (AREA)
Signal Processing (AREA)
Signal Processing For Digital Recording And Reproducing (AREA)
Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
Manipulation Of Pulses (AREA)
Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)

CH855269A 1968-06-06 1969-06-05 Einrichtung zur Erzeugung von Taktimpulsen bei einem rotierenden, magnetischen Datenspeicher CH496296A (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US73513768A	1968-06-06	1968-06-06

Publications (1)

Publication Number	Publication Date
CH496296A true CH496296A (de)	1970-09-15

Family

ID=24954524

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH855269A CH496296A (de)	1968-06-06	1969-06-05	Einrichtung zur Erzeugung von Taktimpulsen bei einem rotierenden, magnetischen Datenspeicher

Country Status (9)

Country	Link
US (1)	US3577132A (de)
BE (1)	BE731720A (de)
CA (1)	CA918803A (de)
CH (1)	CH496296A (de)
DE (1)	DE1923705B2 (de)
ES (1)	ES367725A1 (de)
FR (1)	FR2010228A1 (de)
GB (1)	GB1218713A (de)
NL (1)	NL165600C (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3696353A (en) *	1971-08-04	1972-10-03	Burroughs Corp	Timing track with discontinuity
US3725861A (en) *	1971-11-10	1973-04-03	Ibm	Apparatus and method for establishing exact record reorientation after error condition in a data storage subsystem
US3831196A (en) *	1972-08-25	1974-08-20	Ibm	Magnetic tape recording method and apparatus
US3838447A (en) *	1972-10-02	1974-09-24	Polaroid Corp	Analog information storage and retrieval system
US3828271A (en) *	1973-07-27	1974-08-06	Burroughs Corp	Clock and sector mark generator for rotating storage units
US3883853A (en) *	1973-08-02	1975-05-13	Burroughs Corp	Address generator for rotating data storage devices
US4027099A (en) *	1976-03-08	1977-05-31	The Magnavox Company	Reducing teleprinter errors caused by primary power frequency variations
US4101943A (en) *	1976-12-03	1978-07-18	Xerox Corporation	Controlled-width-synchronization of recorded pixels
US4143407A (en) *	1977-06-17	1979-03-06	Trw Inc.	Magnetic data storage and retrieval system
US6525842B1 (en)	1998-07-09	2003-02-25	Canon Kabushiki Kaisha	Image processing apparatus and method of the same and storage medium

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3041585A (en) *	1953-07-14	1962-06-26	Ncr Co	Dynamic clock recorder
US2926341A (en) *	1956-02-01	1960-02-23	Hughes Aircraft Co	Automatic timing track recording apparatus
US3070800A (en) *	1958-10-28	1962-12-25	Burroughs Corp	Magnetic tape timing system
NL286162A (de) *	1961-12-07
US3441342A (en) *	1965-03-29	1969-04-29	Rca Corp	Frequency and phase error detection means for synchronization systems

1968
- 1968-06-06 US US735137A patent/US3577132A/en not_active Expired - Lifetime
1969
- 1969-03-27 CA CA046955A patent/CA918803A/en not_active Expired
- 1969-04-18 BE BE731720D patent/BE731720A/xx unknown
- 1969-04-29 FR FR6912336A patent/FR2010228A1/fr not_active Withdrawn
- 1969-05-09 DE DE1923705A patent/DE1923705B2/de active Granted
- 1969-05-12 GB GB23952/69A patent/GB1218713A/en not_active Expired
- 1969-05-27 ES ES367725A patent/ES367725A1/es not_active Expired
- 1969-06-04 NL NL6908531.A patent/NL165600C/xx not_active IP Right Cessation
- 1969-06-05 CH CH855269A patent/CH496296A/de not_active IP Right Cessation

Also Published As

Publication number	Publication date
CA918803A (en)	1973-01-09
BE731720A (de)	1969-10-01
DE1923705B2 (de)	1978-09-21
US3577132A (en)	1971-05-04
DE1923705C3 (de)	1979-05-31
GB1218713A (en)	1971-01-13
NL165600B (nl)	1980-11-17
NL6908531A (de)	1969-12-09
FR2010228A1 (de)	1970-02-13
ES367725A1 (es)	1971-04-16
NL165600C (nl)	1981-04-15
DE1923705A1 (de)	1969-12-11

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Legal Events

Date	Code	Title	Description
1983-02-28	PL	Patent ceased