GB748736A - Improvements in or relating to radio communication systems - Google Patents

Improvements in or relating to radio communication systems

Info

Publication number
GB748736A
GB748736A GB3142953A GB3142953A GB748736A GB 748736 A GB748736 A GB 748736A GB 3142953 A GB3142953 A GB 3142953A GB 3142953 A GB3142953 A GB 3142953A GB 748736 A GB748736 A GB 748736A
Authority
GB
United Kingdom
Prior art keywords
path
detectors
valves
contacts
pairs
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
GB3142953A
Other languages
English (en)
Inventor
Adrian Michael Bennett
Ernest Ronald Cockbain
David Salsbury Thomas
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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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 to BE541463D priority Critical patent/BE541463A/xx
Application filed by Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Priority to GB3142953A priority patent/GB748736A/en
Publication of GB748736A publication Critical patent/GB748736A/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
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
    • H04B7/0817—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with multiple receivers and antenna path selection
    • H04B7/082—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with multiple receivers and antenna path selection selecting best antenna path

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Air Bags (AREA)
GB3142953A 1953-11-12 1953-11-12 Improvements in or relating to radio communication systems Expired GB748736A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
BE541463D BE541463A (enrdf_load_stackoverflow) 1953-11-12
GB3142953A GB748736A (en) 1953-11-12 1953-11-12 Improvements in or relating to radio communication systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3142953A GB748736A (en) 1953-11-12 1953-11-12 Improvements in or relating to radio communication systems

Publications (1)

Publication Number Publication Date
GB748736A true GB748736A (en) 1956-05-09

Family

ID=10322970

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3142953A Expired GB748736A (en) 1953-11-12 1953-11-12 Improvements in or relating to radio communication systems

Country Status (2)

Country Link
BE (1) BE541463A (enrdf_load_stackoverflow)
GB (1) GB748736A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
BE541463A (enrdf_load_stackoverflow)

Similar Documents

Publication Publication Date Title
US2229158A (en) Switching of spare repeater sections
US3035169A (en) Radio relay system with automatic channel selection based upon signal strength
US2935572A (en) Electrical signaling system
GB1190804A (en) Improvements in or relating to Carrier Signal Transmission Systems
GB884418A (en) Improvements in radio communication systems
US2321723A (en) Speech transmission system
US2106342A (en) Electric discharge tube circuits
GB748736A (en) Improvements in or relating to radio communication systems
US2352742A (en) Pulse register circuit
US3401340A (en) Diversity receiver with revertive action to a preferred selection
US3179754A (en) Electric communication systems
GB747532A (en) Device for selective reception of electromagnetic waves
US3363181A (en) Modulated carrier wave trans-mitting installations including stand-by apparatus
US2696529A (en) Voice-operated switching system
US2524300A (en) Remote control system
GB808461A (en) Improvements in or relating to radio telegraph systems
US2806184A (en) Carrier relaying apparatus
US2803746A (en) Automatic radio receiver selector
US3225266A (en) Protective relaying circuit
US2713119A (en) Switching equipment
US3579106A (en) Loop current detector
US2697751A (en) Circuit-arrangement for use in automatic signaling systems for selectively testing the values of identification resistances
US2924755A (en) Electrical control system
US2671849A (en) Automatic volume control for alternating current
US2727101A (en) Monitor for frequency shift communication system