DK132245B - Modtager til radionavigationsanlæg med fasesammenligning. - Google Patents

Modtager til radionavigationsanlæg med fasesammenligning.

Info

Publication number: DK132245B
Authority: DK; Denmark
Prior art keywords: receiver; phase comparison; navigation systems; radio navigation; radio
Prior art date: 1969-11-10

Application number

DK568170AA

Other languages

English (en)

Other versions

DK132245C (da

Inventor

D G Hughes

Original Assignee

Decca Ltd

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.)

1969-11-10

Filing date

1970-11-09

Publication date

1975-11-10

1970-11-09 Application filed by Decca Ltd filed Critical Decca Ltd

1975-11-10 Publication of DK132245B publication Critical patent/DK132245B/da

1976-04-12 Application granted granted Critical

1976-04-12 Publication of DK132245C publication Critical patent/DK132245C/da

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)
Mobile Radio Communication Systems (AREA)
Radio Relay Systems (AREA)

DK568170A 1969-11-10 1970-11-09 Modtager til radionavigationsanleg med fasesammenligning DK132245C (da)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB5497269		1969-11-10

Publications (2)

Publication Number	Publication Date
DK132245B true DK132245B (da)	1975-11-10
DK132245C DK132245C (da)	1976-04-12

Family

ID=10472605

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK568170A DK132245C (da)	1969-11-10	1970-11-09	Modtager til radionavigationsanleg med fasesammenligning

Country Status (14)

Country	Link
US (1)	US3705403A (da)
JP (1)	JPS4936795B1 (da)
AR (1)	AR194921A1 (da)
CA (1)	CA943218A (da)
DE (1)	DE2055278C3 (da)
DK (1)	DK132245C (da)
ES (1)	ES385378A1 (da)
FR (1)	FR2067076B1 (da)
GB (1)	GB1308149A (da)
MY (1)	MY7600239A (da)
NL (1)	NL159506B (da)
NO (1)	NO129421B (da)
SE (1)	SE359654B (da)
ZA (1)	ZA707568B (da)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1468017A (en) *	1973-11-16	1977-03-23	Decca Ltd	Phase comparison radio navigation systems
DE3001014C2 (de) *	1980-01-12	1982-06-24	Ju&zcaron;noe proizvodstvennoe ob"edinenie po morskim geologorazvedo&ccaron;nym rabotam "Ju&zcaron;morgeologija", Gelend&zcaron;ik, Krasnodarskogo kraja	Elektronischer Digitalanzeigeempfänger für das Decca-Funknavigationssystem
US4398198A (en) *	1980-10-28	1983-08-09	Del Norte Technology, Inc.	Pulse-hyperbolic location system using three passive beacon measurements
US4675684A (en) *	1983-10-20	1987-06-23	John P. Ohl	Distance measuring receiver system and method
US8645117B2 (en) *	2010-05-27	2014-02-04	Freescale Semiconductor, Inc.	Clock simulation device and methods thereof

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3214759A (en) *	1962-04-19	1965-10-26	Seismograph Service Corp	Apparatus for providing lane identifi, cation in hyperbolic position finding systems
FR1357721A (fr) *	1963-02-26	1964-04-10	Csf	Procédé de mesure de phase

1969
- 1969-11-10 GB GB5497269A patent/GB1308149A/en not_active Expired
1970
- 1970-11-06 CA CA097,574A patent/CA943218A/en not_active Expired
- 1970-11-09 NO NO04267/70A patent/NO129421B/no unknown
- 1970-11-09 SE SE15090/70A patent/SE359654B/xx unknown
- 1970-11-09 ZA ZA707568A patent/ZA707568B/xx unknown
- 1970-11-09 US US87899A patent/US3705403A/en not_active Expired - Lifetime
- 1970-11-09 ES ES385378A patent/ES385378A1/es not_active Expired
- 1970-11-09 DK DK568170A patent/DK132245C/da not_active IP Right Cessation
- 1970-11-10 AR AR232346A patent/AR194921A1/es active
- 1970-11-10 NL NL7016440.A patent/NL159506B/xx not_active IP Right Cessation
- 1970-11-10 JP JP45098616A patent/JPS4936795B1/ja active Pending
- 1970-11-10 FR FR7040328A patent/FR2067076B1/fr not_active Expired
- 1970-11-10 DE DE2055278A patent/DE2055278C3/de not_active Expired
1976
- 1976-12-31 MY MY1976239A patent/MY7600239A/xx unknown

Also Published As

Publication number	Publication date
MY7600239A (en)	1976-12-31
FR2067076A1 (da)	1971-08-13
DE2055278A1 (de)	1971-05-27
NL159506B (nl)	1979-02-15
ES385378A1 (es)	1973-04-16
ZA707568B (en)	1972-06-28
AR194921A1 (es)	1973-08-30
DK132245C (da)	1976-04-12
JPS4936795B1 (da)	1974-10-03
SE359654B (da)	1973-09-03
CA943218A (en)	1974-03-05
DE2055278C3 (de)	1975-10-09
NL7016440A (da)	1971-05-12
GB1308149A (en)	1973-02-21
US3705403A (en)	1972-12-05
DE2055278B2 (de)	1975-03-13
FR2067076B1 (da)	1976-09-03
NO129421B (da)	1974-04-08

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Legal Events

Date	Code	Title	Description
1987-11-30	PBP	Patent lapsed