ES194416Y - Dispositivo portador de informacion en forma de disco. - Google Patents

Dispositivo portador de informacion en forma de disco.

Info

Publication number
ES194416Y
ES194416Y ES1973194416U ES194416U ES194416Y ES 194416 Y ES194416 Y ES 194416Y ES 1973194416 U ES1973194416 U ES 1973194416U ES 194416 U ES194416 U ES 194416U ES 194416 Y ES194416 Y ES 194416Y
Authority
ES
Spain
Prior art keywords
information carrier
carrier device
disc form
disc
information
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
ES1973194416U
Other languages
English (en)
Spanish (es)
Other versions
ES194416U (es
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of ES194416U publication Critical patent/ES194416U/es
Application granted granted Critical
Publication of ES194416Y publication Critical patent/ES194416Y/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/21—Intermediate information storage
    • H04N1/2166—Intermediate information storage for mass storage, e.g. in document filing systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
ES1973194416U 1972-09-02 1973-08-31 Dispositivo portador de informacion en forma de disco. Expired ES194416Y (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7212002A NL7212002A (fr) 1972-09-02 1972-09-02

Publications (2)

Publication Number Publication Date
ES194416U ES194416U (es) 1974-12-16
ES194416Y true ES194416Y (es) 1975-04-16

Family

ID=19816852

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1973194416U Expired ES194416Y (es) 1972-09-02 1973-08-31 Dispositivo portador de informacion en forma de disco.

Country Status (5)

Country Link
BE (1) BE804333A (fr)
DE (1) DE2343017A1 (fr)
ES (1) ES194416Y (fr)
FR (1) FR2198687A7 (fr)
NL (1) NL7212002A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1147858A (fr) * 1980-07-16 1983-06-07 Discovision Associates Systeme d'enregistrement de donnees numeriques a modulation de la duree d'impulsion
US5553047A (en) * 1980-07-16 1996-09-03 Discovision Associates System for recording digital information in a pulse-length modulation format
US5253244A (en) * 1980-07-16 1993-10-12 Discovision Associates System for recording digital information in a pulse-length modulation format
US5084852A (en) * 1980-07-16 1992-01-28 Discovision Associates System for recording digital information in a pulse-length modulation format
US5577015A (en) * 1980-07-16 1996-11-19 Discovision Associates System for recording digital information in a pulse-length modulation
US5003526A (en) * 1980-07-16 1991-03-26 Discovision Associates System for recording digital information in a pulse-length modulation format
US4912585A (en) * 1988-04-28 1990-03-27 International Business Machines Corporation Discrete track thin film magnetic recording disk with embedded servo information

Also Published As

Publication number Publication date
BE804333A (fr) 1974-02-28
NL7212002A (fr) 1974-03-05
ES194416U (es) 1974-12-16
FR2198687A7 (fr) 1974-03-29
DE2343017A1 (de) 1974-03-07

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