SE415817B - DEVICE FOR FREQUENCY MULTIPLEX TRANSFER OF TELEPHONE AND IMAGE TELEPHONE CHANNELS - Google Patents

DEVICE FOR FREQUENCY MULTIPLEX TRANSFER OF TELEPHONE AND IMAGE TELEPHONE CHANNELS

Info

Publication number
SE415817B
SE415817B SE108371A SE108371A SE415817B SE 415817 B SE415817 B SE 415817B SE 108371 A SE108371 A SE 108371A SE 108371 A SE108371 A SE 108371A SE 415817 B SE415817 B SE 415817B
Authority
SE
Sweden
Prior art keywords
telephone
image
frequency multiplex
channels
multiplex transfer
Prior art date
Application number
SE108371A
Other languages
Swedish (sv)
Inventor
E Kugler
Original Assignee
Siemens Ag
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
Priority claimed from DE19702003980 external-priority patent/DE2003980C/en
Priority claimed from DE19702004011 external-priority patent/DE2004011B2/en
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of SE415817B publication Critical patent/SE415817B/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/04—Frequency-transposition arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
    • H04N7/148—Interfacing a video terminal to a particular transmission medium, e.g. ISDN

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Time-Division Multiplex Systems (AREA)
SE108371A 1970-01-29 1971-01-29 DEVICE FOR FREQUENCY MULTIPLEX TRANSFER OF TELEPHONE AND IMAGE TELEPHONE CHANNELS SE415817B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19702003980 DE2003980C (en) 1970-01-29 Frequency division multiplex system for the transmission of telephone and videophone channels
DE19702004011 DE2004011B2 (en) 1970-01-29 1970-01-29 FREQUENCY MULTIPLEX SYSTEM FOR TRANSMISSION OF TELEPHONE AND VIDEO-PHONE CHANNELS

Publications (1)

Publication Number Publication Date
SE415817B true SE415817B (en) 1980-10-27

Family

ID=25758559

Family Applications (1)

Application Number Title Priority Date Filing Date
SE108371A SE415817B (en) 1970-01-29 1971-01-29 DEVICE FOR FREQUENCY MULTIPLEX TRANSFER OF TELEPHONE AND IMAGE TELEPHONE CHANNELS

Country Status (7)

Country Link
JP (1) JPS50524B1 (en)
AT (1) AT299317B (en)
CH (1) CH524936A (en)
FR (1) FR2077084A5 (en)
GB (1) GB1328002A (en)
NL (1) NL151867B (en)
SE (1) SE415817B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1446351A (en) * 1972-08-11 1976-08-18 Siemens Ag Telecommunications transmission systems
JPS5326528U (en) * 1976-08-14 1978-03-07

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1048952B (en) * 1956-08-27 1959-01-22 Felten & Guilleaume Gmbh 12 MHz carrier frequency system built from an already existing 4 MHz carrier frequency system (V 960)
DE1025457B (en) * 1956-08-29 1958-03-06 Felten & Guilleaume Gmbh 12 MHz carrier frequency system built from an already existing 4 MHz system

Also Published As

Publication number Publication date
JPS50524B1 (en) 1975-01-09
FR2077084A5 (en) 1971-10-15
NL151867B (en) 1976-12-15
NL7100956A (en) 1971-08-02
CH524936A (en) 1972-06-30
AT299317B (en) 1972-06-12
GB1328002A (en) 1973-08-22

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