FR764295A - Telephone system for wireless transmission of information to meeting members - Google Patents

Telephone system for wireless transmission of information to meeting members

Info

Publication number
FR764295A
FR764295A FR764295DA FR764295A FR 764295 A FR764295 A FR 764295A FR 764295D A FR764295D A FR 764295DA FR 764295 A FR764295 A FR 764295A
Authority
FR
France
Prior art keywords
information
wireless transmission
telephone system
meeting members
meeting
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
Other languages
French (fr)
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Application granted granted Critical
Publication of FR764295A publication Critical patent/FR764295A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
FR764295D 1933-07-07 1933-11-23 Telephone system for wireless transmission of information to meeting members Expired FR764295A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH414560X 1933-07-07

Publications (1)

Publication Number Publication Date
FR764295A true FR764295A (en) 1934-05-17

Family

ID=4514529

Family Applications (1)

Application Number Title Priority Date Filing Date
FR764295D Expired FR764295A (en) 1933-07-07 1933-11-23 Telephone system for wireless transmission of information to meeting members

Country Status (3)

Country Link
BE (1) BE399765A (en)
FR (1) FR764295A (en)
GB (1) GB414560A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3118144A (en) * 1961-02-15 1964-01-14 Electrotone Lab Inc Low power multi-frequency communication system

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2567431A (en) * 1947-05-05 1951-09-11 William S Halstead Communications system of restricted-range type
US2883523A (en) * 1955-09-07 1959-04-21 Francis P Meserow Wireless communication system
DE1038116B (en) * 1956-03-13 1958-09-04 Siemens Ag Conductor loop for inductive reception with hearing aids or the like.
US3218508A (en) * 1962-04-10 1965-11-16 Varian Associates High voltage power supply
DE1272384B (en) * 1963-10-31 1968-07-11 Funke Huster Elektrizitaets Loop antenna for a portable speaker, especially for underground operations
US4555167A (en) * 1983-08-01 1985-11-26 Roland Anthony M Multiple sound picture projection cinema
GB2384367A (en) * 2002-01-22 2003-07-23 Benjamin Edginton Multi-band small loop antenna

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3118144A (en) * 1961-02-15 1964-01-14 Electrotone Lab Inc Low power multi-frequency communication system

Also Published As

Publication number Publication date
BE399765A (en)
GB414560A (en) 1934-08-09

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