BE599816A - Improvements to magnetic recording systems. - Google Patents

Improvements to magnetic recording systems.

Info

Publication number
BE599816A
BE599816A BE599816A BE599816A BE599816A BE 599816 A BE599816 A BE 599816A BE 599816 A BE599816 A BE 599816A BE 599816 A BE599816 A BE 599816A BE 599816 A BE599816 A BE 599816A
Authority
BE
Belgium
Prior art keywords
magnetic recording
recording systems
systems
magnetic
recording
Prior art date
Application number
BE599816A
Other languages
French (fr)
Inventor
G Merz
Fr Ulrich
Original Assignee
Bell Telephone Mfg
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 Bell Telephone Mfg filed Critical Bell Telephone Mfg
Publication of BE599816A publication Critical patent/BE599816A/en

Links

Classifications

    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/02—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements
    • G11C11/06—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using single-aperture storage elements, e.g. ring core; using multi-aperture plates in which each individual aperture forms a storage element
    • G11C11/06007—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using single-aperture storage elements, e.g. ring core; using multi-aperture plates in which each individual aperture forms a storage element using a single aperture or single magnetic closed circuit
    • 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
    • H04M15/06—Recording class or number of calling, i.e. A-party or called party, i.e. B-party
    • 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
    • H04M15/10—Metering calls from calling party, i.e. A-party charged for the communication
    • 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
    • H04M15/10—Metering calls from calling party, i.e. A-party charged for the communication
    • H04M15/12—Discriminative metering, charging or billing
    • H04M15/18—Discriminative metering, charging or billing according to duration of the call, or the communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • Dc Digital Transmission (AREA)
  • Digital Magnetic Recording (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
BE599816A 1960-02-03 1961-02-03 Improvements to magnetic recording systems. BE599816A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEST16067A DE1202329B (en) 1960-02-03 1960-02-03 Process for recognizing the polarity of the marking impulses which are given to a cyclically scanned ferrite core memory via special marking lines assigned to the individual cores of the memory
DEST16090A DE1117644B (en) 1960-02-03 1960-02-09 Process for the detection of incoming current pulses over the individual lines of a line bundle

Publications (1)

Publication Number Publication Date
BE599816A true BE599816A (en) 1961-08-03

Family

ID=25993943

Family Applications (1)

Application Number Title Priority Date Filing Date
BE599816A BE599816A (en) 1960-02-03 1961-02-03 Improvements to magnetic recording systems.

Country Status (5)

Country Link
BE (1) BE599816A (en)
CH (1) CH393444A (en)
DE (2) DE1202329B (en)
GB (1) GB953220A (en)
NL (2) NL261019A (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL218614A (en) * 1956-07-02

Also Published As

Publication number Publication date
DE1202329B (en) 1965-10-07
NL261019A (en)
NL277741A (en)
DE1117644B (en) 1961-11-23
GB953220A (en) 1964-03-25
CH393444A (en) 1965-06-15

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