GB828072A - Telegraph system - Google Patents

Telegraph system

Info

Publication number
GB828072A
GB828072A GB9149/56A GB914956A GB828072A GB 828072 A GB828072 A GB 828072A GB 9149/56 A GB9149/56 A GB 9149/56A GB 914956 A GB914956 A GB 914956A GB 828072 A GB828072 A GB 828072A
Authority
GB
United Kingdom
Prior art keywords
telegraph system
telegraph
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
GB9149/56A
Other languages
English (en)
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
Application filed by Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Publication of GB828072A publication Critical patent/GB828072A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/04—Arrangements for detecting or preventing errors in the information received by diversity reception using frequency diversity
    • 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
    • H04B7/0837—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 pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/0848—Joint weighting
    • H04B7/0857—Joint weighting using maximum ratio combining techniques, e.g. signal-to- interference ratio [SIR], received signal strenght indication [RSS]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
GB9149/56A 1955-04-22 1956-03-23 Telegraph system Expired GB828072A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US50305255A 1955-04-22 1955-04-22

Publications (1)

Publication Number Publication Date
GB828072A true GB828072A (en) 1960-02-17

Family

ID=48183115

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9149/56A Expired GB828072A (en) 1955-04-22 1956-03-23 Telegraph system
GB9399/60A Expired GB880673A (en) 1955-04-22 1960-03-17 Improvements in or relating to diversity radio receiving arrangements

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB9399/60A Expired GB880673A (en) 1955-04-22 1960-03-17 Improvements in or relating to diversity radio receiving arrangements

Country Status (4)

Country Link
US (1) US2899548A (xx)
BE (1) BE547236A (xx)
FR (2) FR1153634A (xx)
GB (2) GB828072A (xx)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2979613A (en) * 1958-08-26 1961-04-11 Itt Radio diversity receiving system
US3354433A (en) * 1963-09-30 1967-11-21 Tele Signal Corp Pulse communication system
US4011511A (en) * 1974-07-24 1977-03-08 The Singer Company Frequency-shift digital data link and digital frequency detection system
GB2244189A (en) * 1990-05-17 1991-11-20 Orbitel Mobile Communications Space diversity receiver for mobile telephones
DE59009637D1 (de) * 1990-05-31 1995-10-12 Siemens Ag Kombinationsschaltung bei Raumdiversityempfang.
US5777544A (en) * 1997-03-17 1998-07-07 Intellon Corporation Apparatus and method for controlling data communications having combination of wide and narrow band frequency protocols
US6034988A (en) * 1997-08-04 2000-03-07 Intellon Corporation Spread spectrum apparatus and method for network RF data communications having extended communication channels
US6079367A (en) * 1997-10-10 2000-06-27 Dogwatch, Inc. Animal training apparatus and method
WO2011004536A1 (ja) * 2009-07-10 2011-01-13 日本電気株式会社 電磁界測定装置、該測定装置に用いられる電磁界測定方法及び電磁界測定制御プログラムが格納された非一時的なコンピュータ可読媒体

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR959580A (xx) * 1944-05-23 1950-03-31
US2497859A (en) * 1947-11-19 1950-02-21 Western Union Telegraph Co Frequency diversity telegraph system
US2580148A (en) * 1947-12-09 1951-12-25 Collins Radio Co Antinoise carrier receiving system

Also Published As

Publication number Publication date
FR79387E (fr) 1962-11-23
GB880673A (en) 1961-10-25
BE547236A (xx)
FR1153634A (fr) 1958-03-19
US2899548A (en) 1959-08-11

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