AU7323974A - Signal devices - Google Patents

Signal devices

Info

Publication number: AU7323974A
Authority: AU; Australia
Prior art keywords: signal devices; devices; signal
Prior art date: 1973-09-12
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

AU73239/74A

Inventor

William Rupert Brooke Elstow

David Michael Jennings

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.)

Pains Wessex Ltd

Original Assignee

Pains Wessex 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.)

1973-09-12

Filing date

1974-09-12

Publication date

1976-03-18

1974-09-12 Application filed by Pains Wessex Ltd filed Critical Pains Wessex Ltd

1976-03-18 Publication of AU7323974A publication Critical patent/AU7323974A/en

Status Expired legal-status Critical Current

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
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/0205—Details
- G01S5/0226—Transmitters
- 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
- G01S1/68—Marker, boundary, call-sign, or like beacons transmitting signals not carrying directional information

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Radar, Positioning & Navigation (AREA)
Remote Sensing (AREA)
Computer Networks & Wireless Communication (AREA)
Radar Systems Or Details Thereof (AREA)
Transmitters (AREA)

AU73239/74A 1973-09-12 1974-09-12 Signal devices Expired AU7323974A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB11774/73A GB1484452A (en)	1973-09-12	1973-09-12	Buoyant radiobeacons

Publications (1)

Publication Number	Publication Date
AU7323974A true AU7323974A (en)	1976-03-18

Family

ID=9992458

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AU73239/74A Expired AU7323974A (en)	1973-09-12	1974-09-12	Signal devices

Country Status (7)

Country	Link
JP (1)	JPS5078290A (en)
AU (1)	AU7323974A (en)
DE (1)	DE2443338A1 (en)
FR (1)	FR2243445A1 (en)
GB (1)	GB1484452A (en)
NO (1)	NO743259L (en)
SE (1)	SE7411530L (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2832119A1 (en) *	1977-07-25	1979-02-08	Raychem Corp	SELF-HEATABLE AND HEAT REPLACEMENT OBJECTIVE AND PROCESS FOR APPLYING A COVERING TO AN OBJECT
WO1982001451A1 (en) *	1980-10-20	1982-04-29	Hugo A Zanutti	Vessel location system
GB2122848A (en) *	1982-05-28	1984-01-18	Martin Frederick Moore	A security system
GB2149255B (en) *	1983-11-03	1987-02-04	Standard Telephones Cables Ltd	Marine distress transmitter
GB2149622B (en) *	1983-11-03	1987-06-10	Standard Telephones Cables Ltd	Marine distress transmitter
FR2604046B1 (en) *	1986-09-12	1988-11-10	Aerospatiale	RADIO TRANSMITTER CAPABLE OF TRANSMITTING IDENTITY INFORMATION
WO1992009902A1 (en) *	1990-11-29	1992-06-11	Assmann Australia Pty. Ltd.	Marine buoy transmitter
GB2271237A (en) *	1992-10-01	1994-04-06	John Malcolm Copeland	Emergency locator transmitter
US5351194A (en) *	1993-05-14	1994-09-27	World Wide Notification Systems, Inc.	Apparatus and method for closing flight plans and locating aircraft
DE4431863A1 (en) *	1994-09-07	1995-10-26	Stn Atlas Elektronik Gmbh	Appts. for location of containers lost at sea or in inland waters

1973
- 1973-09-12 GB GB11774/73A patent/GB1484452A/en not_active Expired
1974
- 1974-09-10 FR FR7430538A patent/FR2243445A1/fr not_active Withdrawn
- 1974-09-11 DE DE2443338A patent/DE2443338A1/en active Pending
- 1974-09-11 NO NO743259A patent/NO743259L/no unknown
- 1974-09-12 AU AU73239/74A patent/AU7323974A/en not_active Expired
- 1974-09-12 JP JP49105437A patent/JPS5078290A/ja active Pending
- 1974-09-12 SE SE7411530A patent/SE7411530L/xx not_active Application Discontinuation

Also Published As

Publication number	Publication date
JPS5078290A (en)	1975-06-26
NO743259L (en)	1975-03-13
FR2243445A1 (en)	1975-04-04
DE2443338A1 (en)	1975-04-03
SE7411530L (en)	1975-03-13
GB1484452A (en)	1977-09-01

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