DE699830C - system - Google Patents

system

Info

Publication number
DE699830C
DE699830C DE1936D0072613 DED0072613D DE699830C DE 699830 C DE699830 C DE 699830C DE 1936D0072613 DE1936D0072613 DE 1936D0072613 DE D0072613 D DED0072613 D DE D0072613D DE 699830 C DE699830 C DE 699830C
Authority
DE
Germany
Prior art keywords
channel
channels
frequency
carrier
pair
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
DE1936D0072613
Other languages
German (de)
English (en)
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.)
Siemens and Halske AG
Siemens AG
Original Assignee
Siemens and Halske AG
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 and Halske AG, Siemens AG filed Critical Siemens and Halske AG
Application granted granted Critical
Publication of DE699830C publication Critical patent/DE699830C/de
Expired legal-status Critical Current

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
    • H04J1/045—Filters applied to frequency transposition

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Radio Relay Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
DE1936D0072613 1935-04-30 1936-04-28 system Expired DE699830C (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL456270X 1935-04-30
DES0123063 1936-06-18

Publications (1)

Publication Number Publication Date
DE699830C true DE699830C (de) 1940-12-07

Family

ID=25998937

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1936D0072613 Expired DE699830C (de) 1935-04-30 1936-04-28 system

Country Status (6)

Country Link
US (1) US2156278A (fr)
BE (1) BE415104A (fr)
DE (1) DE699830C (fr)
FR (2) FR810818A (fr)
GB (2) GB456270A (fr)
NL (1) NL42529C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE928110C (de) * 1943-02-12 1955-05-23 Aeg Vierdraht-Traegerfrequenzuebertragungssystem

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2479701A (en) * 1944-02-07 1949-08-23 William C De Vry Transmitting system
BE459652A (fr) * 1944-05-08 1945-09-29
GB615922A (en) * 1945-05-02 1949-01-13 Philips Nv Improvements in multiplex carrier-wave telephony
US2621325A (en) * 1946-08-20 1952-12-09 Radio Electr Soc Fr Plural modulation multiplex system
US2574326A (en) * 1947-12-02 1951-11-06 Rca Corp Generating groups of currents
US7447436B2 (en) * 1999-12-29 2008-11-04 Forster Energy Llc Optical communications using multiplexed single sideband transmission and heterodyne detection

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE928110C (de) * 1943-02-12 1955-05-23 Aeg Vierdraht-Traegerfrequenzuebertragungssystem

Also Published As

Publication number Publication date
FR810818A (fr) 1937-03-31
BE415104A (fr)
GB456270A (en) 1936-11-05
FR823061A (fr) 1938-01-13
NL42529C (fr)
GB474021A (en) 1937-10-25
US2156278A (en) 1939-05-02

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