GB1278541A - Radio transmitters and equipment using the same - Google Patents

Radio transmitters and equipment using the same

Info

Publication number
GB1278541A
GB1278541A GB00624/70A GB1062470A GB1278541A GB 1278541 A GB1278541 A GB 1278541A GB 00624/70 A GB00624/70 A GB 00624/70A GB 1062470 A GB1062470 A GB 1062470A GB 1278541 A GB1278541 A GB 1278541A
Authority
GB
United Kingdom
Prior art keywords
pulses
pulse
modulator
networks
arrangement
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
GB00624/70A
Other languages
English (en)
Inventor
Charles William Earp
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
Priority to GB00624/70A priority Critical patent/GB1278541A/en
Priority to US00115214A priority patent/US3725786A/en
Priority to ES388934A priority patent/ES388934A1/es
Priority to FR7107445A priority patent/FR2081717B1/fr
Publication of GB1278541A publication Critical patent/GB1278541A/en
Expired 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
    • 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/28—Details of pulse systems
    • G01S7/282—Transmitters

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
GB00624/70A 1970-03-05 1970-03-05 Radio transmitters and equipment using the same Expired GB1278541A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB00624/70A GB1278541A (en) 1970-03-05 1970-03-05 Radio transmitters and equipment using the same
US00115214A US3725786A (en) 1970-03-05 1971-02-16 System for discrete marking and detecting a predetermined point in time within the envelope of a pulse modulated carrier
ES388934A ES388934A1 (es) 1970-03-05 1971-03-04 Equipo medidor de distancia para aeronaves.
FR7107445A FR2081717B1 (cg-RX-API-DMAC7.html) 1970-03-05 1971-03-04

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB00624/70A GB1278541A (en) 1970-03-05 1970-03-05 Radio transmitters and equipment using the same

Publications (1)

Publication Number Publication Date
GB1278541A true GB1278541A (en) 1972-06-21

Family

ID=9971294

Family Applications (1)

Application Number Title Priority Date Filing Date
GB00624/70A Expired GB1278541A (en) 1970-03-05 1970-03-05 Radio transmitters and equipment using the same

Country Status (4)

Country Link
US (1) US3725786A (cg-RX-API-DMAC7.html)
ES (1) ES388934A1 (cg-RX-API-DMAC7.html)
FR (1) FR2081717B1 (cg-RX-API-DMAC7.html)
GB (1) GB1278541A (cg-RX-API-DMAC7.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2443113A1 (fr) * 1978-06-30 1980-06-27 Deutsch Pruef Messgeraete Procede et dispositif d'emission d'impulsions acoustiques, particulierement dans le domaine des ultra-sons, et application de ces impulsions notamment au controle non destructif de materiaux

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0316524B1 (de) * 1987-11-18 1993-04-21 Siemens-Albis Aktiengesellschaft Impulsradarsystem

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL22927C (cg-RX-API-DMAC7.html) * 1925-11-28
NL260927A (cg-RX-API-DMAC7.html) * 1960-02-11
US3229230A (en) * 1962-10-19 1966-01-11 Motorola Inc Suppressed carrier modulator
US3217256A (en) * 1963-07-16 1965-11-09 Anthony C Palatinus Independent sideband transmission system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2443113A1 (fr) * 1978-06-30 1980-06-27 Deutsch Pruef Messgeraete Procede et dispositif d'emission d'impulsions acoustiques, particulierement dans le domaine des ultra-sons, et application de ces impulsions notamment au controle non destructif de materiaux
US4271705A (en) 1978-06-30 1981-06-09 Karl Deutsch Pruf-und Messgerate Method and device for generating acoustic pulses

Also Published As

Publication number Publication date
FR2081717A1 (cg-RX-API-DMAC7.html) 1971-12-10
FR2081717B1 (cg-RX-API-DMAC7.html) 1977-06-17
ES388934A1 (es) 1974-02-01
US3725786A (en) 1973-04-03

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees