ES453682A1 - Perfeccionamientos en dispositivos para transferir datos en-tre un medio de transmision analogica y una pluralidad de terminales de datos digitales. - Google Patents

Perfeccionamientos en dispositivos para transferir datos en-tre un medio de transmision analogica y una pluralidad de terminales de datos digitales.

Info

Publication number
ES453682A1
ES453682A1 ES453682A ES453682A ES453682A1 ES 453682 A1 ES453682 A1 ES 453682A1 ES 453682 A ES453682 A ES 453682A ES 453682 A ES453682 A ES 453682A ES 453682 A1 ES453682 A1 ES 453682A1
Authority
ES
Spain
Prior art keywords
data
type
transfer device
data transfer
processor
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
ES453682A
Other languages
English (en)
Spanish (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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Publication of ES453682A1 publication Critical patent/ES453682A1/es
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/10—Program control for peripheral devices
    • G06F13/12—Program control for peripheral devices using hardware independent of the central processor, e.g. channel or peripheral processor
    • G06F13/124—Program control for peripheral devices using hardware independent of the central processor, e.g. channel or peripheral processor where hardware is a sequential transfer control unit, e.g. microprocessor, peripheral processor or state-machine
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/38—Information transfer, e.g. on bus
    • G06F13/382—Information transfer, e.g. on bus using universal interface adapter
    • G06F13/385—Information transfer, e.g. on bus using universal interface adapter for adaptation of a particular data processing system to different peripheral devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0008—Modulated-carrier systems arrangements for allowing a transmitter or receiver to use more than one type of modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Computer Hardware Design (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Communication Control (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
ES453682A 1975-11-26 1976-11-26 Perfeccionamientos en dispositivos para transferir datos en-tre un medio de transmision analogica y una pluralidad de terminales de datos digitales. Expired ES453682A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US63529975A 1975-11-26 1975-11-26

Publications (1)

Publication Number Publication Date
ES453682A1 true ES453682A1 (es) 1977-12-01

Family

ID=24547229

Family Applications (1)

Application Number Title Priority Date Filing Date
ES453682A Expired ES453682A1 (es) 1975-11-26 1976-11-26 Perfeccionamientos en dispositivos para transferir datos en-tre un medio de transmision analogica y una pluralidad de terminales de datos digitales.

Country Status (11)

Country Link
JP (1) JPS5266347A (fr)
BE (1) BE848693A (fr)
CA (1) CA1075364A (fr)
DE (1) DE2653716C3 (fr)
EG (1) EG13506A (fr)
ES (1) ES453682A1 (fr)
FR (1) FR2333298A1 (fr)
GB (1) GB1523049A (fr)
IL (1) IL50965A (fr)
NL (1) NL7613032A (fr)
SE (1) SE428252B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1082802B (it) * 1977-05-02 1985-05-21 Cselt Centro Studi Lab Telecom Unita microprogrammata per una apparecchiatura di terminazione di rete in trasmissione dati integrata con dispositivo di mo demodulazione e per la relativa apparecchiatura di centrale
US4800574A (en) * 1983-05-10 1989-01-24 Ricoh Company, Ltd. Digital modulator/demodulator including non-linear analog-to-digital converter and circuitry compensating for the non-linearity of the converter
US4622551A (en) * 1983-10-27 1986-11-11 Otis Elevator Company Half-duplex industrial communications system
US4715044A (en) * 1986-07-03 1987-12-22 American Telephone & Telegraph Company Automatic synchronous/asynchronous modem

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1488433A (en) * 1974-11-21 1977-10-12 Ibm Dpsk modulator

Also Published As

Publication number Publication date
DE2653716B2 (de) 1980-06-04
NL7613032A (nl) 1977-05-31
FR2333298B1 (fr) 1980-03-21
FR2333298A1 (fr) 1977-06-24
DE2653716C3 (de) 1981-02-12
EG13506A (en) 1982-03-31
BE848693A (fr) 1977-03-16
CA1075364A (fr) 1980-04-08
IL50965A0 (en) 1977-01-31
SE428252B (sv) 1983-06-13
JPS5266347A (en) 1977-06-01
DE2653716A1 (de) 1977-06-02
IL50965A (en) 1979-03-12
SE7612842L (sv) 1977-05-27
GB1523049A (en) 1978-08-31

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