DK141229C - CONNECTION TO AC AC GRAPHIC AND / OR DATA TRANSMISSION FREQUENCY CONVERSION - Google Patents

CONNECTION TO AC AC GRAPHIC AND / OR DATA TRANSMISSION FREQUENCY CONVERSION

Info

Publication number
DK141229C
DK141229C DK473571A DK473571A DK141229C DK 141229 C DK141229 C DK 141229C DK 473571 A DK473571 A DK 473571A DK 473571 A DK473571 A DK 473571A DK 141229 C DK141229 C DK 141229C
Authority
DK
Denmark
Prior art keywords
graphic
connection
data transmission
frequency conversion
transmission frequency
Prior art date
Application number
DK473571A
Other languages
Danish (da)
Other versions
DK141229B (en
Inventor
H-H Voss
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
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of DK141229B publication Critical patent/DK141229B/en
Application granted granted Critical
Publication of DK141229C publication Critical patent/DK141229C/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/06—Channels characterised by the type of signal the signals being represented by different frequencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Transmitters (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
DK473571A 1970-09-30 1971-09-29 CONNECTION TO AC AC GRAPHIC AND / OR DATA TRANSMISSION FREQUENCY CONVERSION DK141229C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19702048118 DE2048118B2 (en) 1970-09-30 1970-09-30 ARRANGEMENT FOR AC TELEGRAPHY AND / OR DATA TRANSFER WITH FREQUENCY SWITCHING
DE2048118 1970-09-30

Publications (2)

Publication Number Publication Date
DK141229B DK141229B (en) 1980-02-04
DK141229C true DK141229C (en) 1980-07-21

Family

ID=5783836

Family Applications (1)

Application Number Title Priority Date Filing Date
DK473571A DK141229C (en) 1970-09-30 1971-09-29 CONNECTION TO AC AC GRAPHIC AND / OR DATA TRANSMISSION FREQUENCY CONVERSION

Country Status (8)

Country Link
JP (1) JPS5338885B1 (en)
AT (1) AT335518B (en)
BE (1) BE773322A (en)
DE (1) DE2048118B2 (en)
DK (1) DK141229C (en)
FR (1) FR2108116B1 (en)
NL (1) NL7113368A (en)
SE (1) SE379137B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3846582A (en) * 1973-08-06 1974-11-05 Bell Telephone Labor Inc Data transmission terminal for fsk frequency duplexed systems
DE2828757C3 (en) * 1978-06-30 1981-02-19 Robert Bosch Gmbh, 7000 Stuttgart Method for clock recovery with non-coherent frequency shift keying

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2662933A (en) * 1951-04-26 1953-12-15 Bell Telephone Labor Inc Multiplex carrier telegraph system
FR1518675A (en) * 1966-02-04 1968-03-29 Gen Electric Discrimination circuits for receiving frequency shifted signals
FR1568195A (en) * 1968-03-13 1969-05-23 Trt Telecom Radio Electr
FR2053601A6 (en) * 1969-02-26 1971-04-16 Trt Telecom Radio Electr
FR2031196A5 (en) * 1969-05-12 1970-11-13 Siemens Spa Italiana
BE757298A (en) * 1969-12-10 1971-03-16 Sits Soc It Telecom Siemens DIGITAL GENERATOR CAPABLE OF PRODUCING A DISCREET FREQUENCY SERIES

Also Published As

Publication number Publication date
BE773322A (en) 1972-03-30
AT335518B (en) 1977-03-10
DE2048118B2 (en) 1972-09-28
DK141229B (en) 1980-02-04
NL7113368A (en) 1972-04-05
DE2048118A1 (en) 1972-04-20
FR2108116A1 (en) 1972-05-12
FR2108116B1 (en) 1976-12-03
ATA726871A (en) 1976-07-15
SE379137B (en) 1975-09-22
JPS5338885B1 (en) 1978-10-18

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