NL24644C - - Google Patents

Info

Publication number
NL24644C
NL24644C NL24644DA NL24644C NL 24644 C NL24644 C NL 24644C NL 24644D A NL24644D A NL 24644DA NL 24644 C NL24644 C NL 24644C
Authority
NL
Netherlands
Application number
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.)
Publication of NL24644C publication Critical patent/NL24644C/xx
Priority claimed from US752243A external-priority patent/US1696566A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/54—Circuits using the same frequency for two directions of communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/44—Transmit/receive switching
    • H04B1/46—Transmit/receive switching by voice-frequency signals; by pilot signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/04—Control of transmission; Equalising
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/20—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
  • Amplifiers (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
NL24644D 1924-11-25 NL24644C (enrdf_load_html_response)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US752243A US1696566A (en) 1924-11-25 1924-11-25 High-frequency duplex signaling system
US227821A US1696590A (en) 1924-11-25 1927-10-21 Signaling system

Publications (1)

Publication Number Publication Date
NL24644C true NL24644C (enrdf_load_html_response)

Family

ID=26921788

Family Applications (2)

Application Number Title Priority Date Filing Date
NL18958D NL18958C (enrdf_load_html_response) 1924-11-25
NL24644D NL24644C (enrdf_load_html_response) 1924-11-25

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL18958D NL18958C (enrdf_load_html_response) 1924-11-25

Country Status (6)

Country Link
US (1) US1696590A (enrdf_load_html_response)
BE (2) BE331740A (enrdf_load_html_response)
DE (2) DE500530C (enrdf_load_html_response)
FR (1) FR606311A (enrdf_load_html_response)
GB (2) GB243683A (enrdf_load_html_response)
NL (2) NL24644C (enrdf_load_html_response)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE755785C (de) * 1933-03-16 1952-03-31 Marconi Wireless Telegraph Co Anordnung zur automatischen Einschaltung eines Senders mit Hilfe von gleichgerichteten Modulationsschwingungen

Also Published As

Publication number Publication date
DE500305C (de) 1930-06-20
BE331740A (enrdf_load_html_response)
FR606311A (fr) 1926-06-11
BE355192A (enrdf_load_html_response)
US1696590A (en) 1928-12-25
GB299316A (en) 1929-06-27
DE500530C (de) 1930-06-21
GB243683A (en) 1926-07-22
NL18958C (enrdf_load_html_response)

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