FR1134310A - Dispositif d'enregistrement magnétique d'informations - Google Patents

Dispositif d'enregistrement magnétique d'informations

Info

Publication number
FR1134310A
FR1134310A FR1134310DA FR1134310A FR 1134310 A FR1134310 A FR 1134310A FR 1134310D A FR1134310D A FR 1134310DA FR 1134310 A FR1134310 A FR 1134310A
Authority
FR
France
Prior art keywords
information recording
recording device
magnetic information
magnetic
recording
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
Other languages
English (en)
Inventor
Willy Hortense Prospe Pouliart
Louis Jacques Ghislain Nijs
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 Standard Electric Corp
Original Assignee
International Standard Electric 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 Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR1134310A publication Critical patent/FR1134310A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/36—Statistical metering, e.g. recording occasions when traffic exceeds capacity of trunks
    • 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
    • G11B5/004—Recording on, or reproducing or erasing from, magnetic drums
    • 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
    • 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
    • G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
    • G11B5/76—Drum carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C19/00—Digital stores in which the information is moved stepwise, e.g. shift registers
    • G11C19/02—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements
    • G11C19/04—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using cores with one aperture or magnetic loop
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
    • H04M15/04—Recording calls, or communications in printed, perforated or other permanent form

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Meter Arrangements (AREA)
FR1134310D 1953-12-16 1954-12-14 Dispositif d'enregistrement magnétique d'informations Expired FR1134310A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BE759738X 1953-12-16
GB361029X 1956-07-04

Publications (1)

Publication Number Publication Date
FR1134310A true FR1134310A (fr) 1957-04-10

Family

ID=31979126

Family Applications (2)

Application Number Title Priority Date Filing Date
FR1134310D Expired FR1134310A (fr) 1953-12-16 1954-12-14 Dispositif d'enregistrement magnétique d'informations
FR72088D Expired FR72088E (fr) 1953-12-16 1957-07-04 Dispositif d'enregistrement mangétique d'informations

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR72088D Expired FR72088E (fr) 1953-12-16 1957-07-04 Dispositif d'enregistrement mangétique d'informations

Country Status (6)

Country Link
BE (2) BE525092A (fr)
CH (1) CH361029A (fr)
DE (1) DE1072275B (fr)
FR (2) FR1134310A (fr)
GB (2) GB759738A (fr)
NL (1) NL193234A (fr)

Also Published As

Publication number Publication date
DE1072275B (fr)
BE525092A (fr)
FR72088E (fr) 1960-03-21
GB759738A (en) 1956-10-24
CH361029A (de) 1962-03-31
BE558941A (fr)
GB841949A (en) 1960-07-20
NL193234A (fr)

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