GB1053138A - - Google Patents

Info

Publication number
GB1053138A
GB1053138A GB1053138DA GB1053138A GB 1053138 A GB1053138 A GB 1053138A GB 1053138D A GB1053138D A GB 1053138DA GB 1053138 A GB1053138 A GB 1053138A
Authority
GB
United Kingdom
Prior art keywords
dash
dot
pulse
register
start pulse
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.)
Active
Application number
Other languages
English (en)
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.)
Publication of GB1053138A publication Critical patent/GB1053138A/en
Active legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/76—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
    • G01S13/78—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted discriminating between different kinds of targets, e.g. IFF-radar, i.e. identification of friend or foe
    • G01S13/785—Distance Measuring Equipment [DME] systems
    • G01S13/788—Coders or decoders therefor; Special detection circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L15/00—Apparatus or local circuits for transmitting or receiving dot-and-dash codes, e.g. Morse code
    • H04L15/04—Apparatus or circuits at the transmitting end
    • H04L15/22—Apparatus or circuits for sending one or a restricted number of signals, e.g. distress signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
GB1053138D 1963-06-10 Active GB1053138A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US286528A US3300582A (en) 1963-06-10 1963-06-10 Solid state identification keyer

Publications (1)

Publication Number Publication Date
GB1053138A true GB1053138A (enrdf_load_stackoverflow)

Family

ID=23099027

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1053138D Active GB1053138A (enrdf_load_stackoverflow) 1963-06-10

Country Status (5)

Country Link
US (1) US3300582A (enrdf_load_stackoverflow)
BE (1) BE649035A (enrdf_load_stackoverflow)
CH (1) CH435362A (enrdf_load_stackoverflow)
GB (1) GB1053138A (enrdf_load_stackoverflow)
NL (1) NL6406591A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3484782A (en) * 1967-06-16 1969-12-16 Communications Satellite Corp Biorthogonal code generator
US3585371A (en) * 1969-07-25 1971-06-15 Amp Inc Controlled sequence programming means
US3668684A (en) * 1970-12-28 1972-06-06 Us Navy Portable morse code signaling device
US3786494A (en) * 1972-04-28 1974-01-15 F Clark Electronic automated sos device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2662112A (en) * 1952-04-16 1953-12-08 Nathaniel G A Dorfman Electronic code-typewritter system
USRE25235E (en) * 1955-10-19 1962-09-04 Gener
US2953642A (en) * 1958-02-03 1960-09-20 Curtiss Wright Corp Automatic digital signal keyer
US3007001A (en) * 1958-11-26 1961-10-31 Acf Ind Inc Call letter keyer

Also Published As

Publication number Publication date
US3300582A (en) 1967-01-24
BE649035A (enrdf_load_stackoverflow) 1964-12-10
CH435362A (de) 1967-05-15
NL6406591A (enrdf_load_stackoverflow) 1964-12-11

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