CH304199A - Signalempfänger. - Google Patents

Signalempfänger.

Info

Publication number
CH304199A
CH304199A CH304199DA CH304199A CH 304199 A CH304199 A CH 304199A CH 304199D A CH304199D A CH 304199DA CH 304199 A CH304199 A CH 304199A
Authority
CH
Switzerland
Prior art keywords
signal receiver
receiver
signal
Prior art date
Application number
Other languages
English (en)
Inventor
Gloeilampenfabrieken N Philips
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of CH304199A publication Critical patent/CH304199A/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current
    • H04Q1/444—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies
    • H04Q1/45—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Rectifiers (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
CH304199D 1951-09-10 1952-09-08 Signalempfänger. CH304199A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL304199X 1951-09-10

Publications (1)

Publication Number Publication Date
CH304199A true CH304199A (de) 1954-12-31

Family

ID=19783424

Family Applications (1)

Application Number Title Priority Date Filing Date
CH304199D CH304199A (de) 1951-09-10 1952-09-08 Signalempfänger.

Country Status (6)

Country Link
US (1) US2794860A (de)
BE (1) BE514053A (de)
CH (1) CH304199A (de)
DE (1) DE920367C (de)
FR (1) FR1062795A (de)
GB (1) GB723061A (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2944112A (en) * 1954-03-15 1960-07-05 Telephony
US2931956A (en) * 1956-02-06 1960-04-05 Elliott & Evans Inc Regenerative radio receiver for remotely controlled relay
US2955161A (en) * 1956-06-29 1960-10-04 Automatic Elect Lab Tone detector for coin control
US3147463A (en) * 1959-05-21 1964-09-01 Bristol Company Telemetering system
US3133158A (en) * 1960-06-09 1964-05-12 Ericsson Telefon Ab L M Voice frequency signal receiver

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE481448A (de) * 1947-02-07
NL80725C (de) * 1950-03-17

Also Published As

Publication number Publication date
BE514053A (de)
DE920367C (de) 1954-11-22
GB723061A (en) 1955-02-02
FR1062795A (fr) 1954-04-27
US2794860A (en) 1957-06-04

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