FR499212A - Improvements to radio signaling systems - Google Patents

Improvements to radio signaling systems

Info

Publication number
FR499212A
FR499212A FR499212A FR499212DA FR499212A FR 499212 A FR499212 A FR 499212A FR 499212 A FR499212 A FR 499212A FR 499212D A FR499212D A FR 499212DA FR 499212 A FR499212 A FR 499212A
Authority
FR
France
Prior art keywords
signaling systems
radio signaling
radio
systems
signaling
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
FR499212A
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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
Priority claimed from US92156A external-priority patent/US1465961A/en
Application filed by Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR499212A publication Critical patent/FR499212A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/12—Frequency diversity
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/20—Control lever and linkage systems
    • Y10T74/20207—Multiple controlling elements for single controlled element
    • Y10T74/20238—Interlocked
    • Y10T74/20244—Push button

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Superheterodyne Receivers (AREA)
FR499212A 1916-04-19 1919-05-08 Improvements to radio signaling systems Expired FR499212A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US92156A US1465961A (en) 1916-04-19 1916-04-19 Wireless signaling system
US244839A US1465962A (en) 1916-04-19 1918-07-15 Wireless signaling system

Publications (1)

Publication Number Publication Date
FR499212A true FR499212A (en) 1920-02-04

Family

ID=26785336

Family Applications (1)

Application Number Title Priority Date Filing Date
FR499212A Expired FR499212A (en) 1916-04-19 1919-05-08 Improvements to radio signaling systems

Country Status (3)

Country Link
US (1) US1465962A (en)
FR (1) FR499212A (en)
NL (1) NL15249C (en)

Also Published As

Publication number Publication date
NL15249C (en)
US1465962A (en) 1923-08-28

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