NL8101720A - Ontvanger voor navigatiesignalen. - Google Patents

Ontvanger voor navigatiesignalen. Download PDF

Info

Publication number
NL8101720A
NL8101720A NL8101720A NL8101720A NL8101720A NL 8101720 A NL8101720 A NL 8101720A NL 8101720 A NL8101720 A NL 8101720A NL 8101720 A NL8101720 A NL 8101720A NL 8101720 A NL8101720 A NL 8101720A
Authority
NL
Netherlands
Prior art keywords
signals
receiver
local oscillator
frequency
output
Prior art date
Application number
NL8101720A
Other languages
English (en)
Dutch (nl)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Priority to NL8101720A priority Critical patent/NL8101720A/nl
Priority to DE19823204591 priority patent/DE3204591A1/de
Priority to SE8200881A priority patent/SE8200881L/
Priority to NO820450A priority patent/NO820450L/no
Priority to IT19667/82A priority patent/IT1149652B/it
Priority to DK65682A priority patent/DK65682A/da
Priority to GB8204427A priority patent/GB2093310B/en
Priority to AU80510/82A priority patent/AU8051082A/en
Priority to FR8202588A priority patent/FR2500170A1/fr
Publication of NL8101720A publication Critical patent/NL8101720A/nl

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
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
    • G01S1/08—Systems for determining direction or position line
    • G01S1/20—Systems for determining direction or position line using a comparison of transit time of synchronised signals transmitted from non-directional antennas or antenna systems spaced apart, i.e. path-difference systems
    • G01S1/30—Systems for determining direction or position line using a comparison of transit time of synchronised signals transmitted from non-directional antennas or antenna systems spaced apart, i.e. path-difference systems the synchronised signals being continuous waves or intermittent trains of continuous waves, the intermittency not being for the purpose of determining direction or position line and the transit times being compared by measuring the phase difference
    • G01S1/306—Analogous systems in which frequency-related signals (harmonics) are compared in phase, e.g. DECCA systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Superheterodyne Receivers (AREA)
  • Circuits Of Receivers In General (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Traffic Control Systems (AREA)
NL8101720A 1981-02-18 1981-04-08 Ontvanger voor navigatiesignalen. NL8101720A (nl)

Priority Applications (9)

Application Number Priority Date Filing Date Title
NL8101720A NL8101720A (nl) 1981-02-18 1981-04-08 Ontvanger voor navigatiesignalen.
DE19823204591 DE3204591A1 (de) 1981-02-18 1982-02-10 Empfaenger fuer navigationssignale
SE8200881A SE8200881L (sv) 1981-02-18 1982-02-15 Mottagare for navigationssignaler
NO820450A NO820450L (no) 1981-02-18 1982-02-15 Mottaker for et navigasjonssystem.
IT19667/82A IT1149652B (it) 1981-02-18 1982-02-15 Ricevitore per segnali di navigazione
DK65682A DK65682A (da) 1981-02-18 1982-02-15 Modtager for navigationssignaler
GB8204427A GB2093310B (en) 1981-02-18 1982-02-15 Navigation system receiver
AU80510/82A AU8051082A (en) 1981-02-18 1982-02-16 Navigation receiver
FR8202588A FR2500170A1 (fr) 1981-02-18 1982-02-17 Recepteur pour signaux de navigation

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
NL8100786 1981-02-18
NL8100786 1981-02-18
NL8101720 1981-04-08
NL8101720A NL8101720A (nl) 1981-02-18 1981-04-08 Ontvanger voor navigatiesignalen.

Publications (1)

Publication Number Publication Date
NL8101720A true NL8101720A (nl) 1982-09-16

Family

ID=26645682

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8101720A NL8101720A (nl) 1981-02-18 1981-04-08 Ontvanger voor navigatiesignalen.

Country Status (9)

Country Link
AU (1) AU8051082A (fr)
DE (1) DE3204591A1 (fr)
DK (1) DK65682A (fr)
FR (1) FR2500170A1 (fr)
GB (1) GB2093310B (fr)
IT (1) IT1149652B (fr)
NL (1) NL8101720A (fr)
NO (1) NO820450L (fr)
SE (1) SE8200881L (fr)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3602812A (en) * 1969-01-06 1971-08-31 Singer General Precision Measuring the relative phases of sequential signal bursts
US4015262A (en) * 1974-12-30 1977-03-29 Northrop Corporation Digital filters for obtaining quadrature components of a periodic signal

Also Published As

Publication number Publication date
DE3204591A1 (de) 1982-10-28
GB2093310A (en) 1982-08-25
NO820450L (no) 1982-10-11
GB2093310B (en) 1984-08-30
DK65682A (da) 1982-08-19
SE8200881L (sv) 1982-08-19
AU8051082A (en) 1982-08-26
IT8219667A0 (it) 1982-02-15
IT1149652B (it) 1986-12-03
FR2500170A1 (fr) 1982-08-20

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BV The patent application has lapsed