CA948300A - Vehicle communications - Google Patents

Vehicle communications

Info

Publication number: CA948300A
Authority: CA; Canada
Prior art keywords: vehicle communications; communications; vehicle
Prior art date: 1971-06-29
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

CA145,648A

Other languages

English (en)

Other versions

CA145648S (en

Inventor

Alan H. Cribbens

Clive V. Smith

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.)

British Railways Board

Original Assignee

British Railways Board

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.)

1971-06-29

Filing date

1972-06-26

Publication date

1974-05-28

1972-06-26 Application filed by British Railways Board filed Critical British Railways Board

1974-05-28 Application granted granted Critical

1974-05-28 Publication of CA948300A publication Critical patent/CA948300A/en

Status Expired legal-status Critical Current

Links

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L3/00—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal
- B61L3/16—Continuous control along the route
- B61L3/22—Continuous control along the route using magnetic or electrostatic induction; using electromagnetic radiation
- B61L3/225—Continuous control along the route using magnetic or electrostatic induction; using electromagnetic radiation using separate conductors along the route
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/20—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium
- H04B5/24—Inductive coupling
- H04B5/26—Inductive coupling using coils
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/20—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium
- H04B5/22—Capacitive coupling

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Physics & Mathematics (AREA)
Electromagnetism (AREA)
Mechanical Engineering (AREA)
Train Traffic Observation, Control, And Security (AREA)
Near-Field Transmission Systems (AREA)
Geophysics And Detection Of Objects (AREA)

CA145,648A 1971-06-29 1972-06-26 Vehicle communications Expired CA948300A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB3046371A GB1357753A (en)	1971-06-29	1971-06-29	Vehicle communications

Publications (1)

Publication Number	Publication Date
CA948300A true CA948300A (en)	1974-05-28

Family

ID=10308096

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA145,648A Expired CA948300A (en)	1971-06-29	1972-06-26	Vehicle communications

Country Status (11)

Country	Link
AT (1)	AT325105B (it)
AU (1)	AU460338B2 (it)
CA (1)	CA948300A (it)
CH (1)	CH566233A5 (it)
DE (1)	DE2231818A1 (it)
FR (1)	FR2143816A1 (it)
GB (1)	GB1357753A (it)
HU (1)	HU167096B (it)
IT (1)	IT956817B (it)
PL (1)	PL75684B1 (it)
ZA (1)	ZA724340B (it)

1971
- 1971-06-29 GB GB3046371A patent/GB1357753A/en not_active Expired
1972
- 1972-06-21 PL PL1972156172A patent/PL75684B1/pl unknown
- 1972-06-22 AU AU43790/72A patent/AU460338B2/en not_active Expired
- 1972-06-23 ZA ZA724340A patent/ZA724340B/xx unknown
- 1972-06-23 IT IT26140/72A patent/IT956817B/it active
- 1972-06-26 CA CA145,648A patent/CA948300A/en not_active Expired
- 1972-06-28 FR FR7223340A patent/FR2143816A1/fr not_active Withdrawn
- 1972-06-28 HU HUBI447A patent/HU167096B/hu unknown
- 1972-06-28 CH CH970572A patent/CH566233A5/xx not_active IP Right Cessation
- 1972-06-29 AT AT560772A patent/AT325105B/de not_active IP Right Cessation
- 1972-06-29 DE DE2231818A patent/DE2231818A1/de active Pending

Also Published As

Publication number	Publication date
AU460338B2 (en)	1975-04-24
PL75684B1 (it)	1974-12-31
DE2231818A1 (de)	1973-01-11
GB1357753A (en)	1974-06-26
CH566233A5 (it)	1975-09-15
HU167096B (it)	1975-08-28
AU4379072A (en)	1974-01-03
IT956817B (it)	1973-10-10
FR2143816A1 (it)	1973-02-09
AT325105B (de)	1975-10-10
ZA724340B (en)	1973-03-28

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AU449716B2 (en)	1974-06-05	Vehicle
AU446565B2 (en)	1972-11-23	Highway-railway vehicle
CA871582A (en)	1971-05-25	Vehicle
CA874775A (en)	1971-07-06	Vehicle
AU439874B2 (en)	1973-09-13	Vehicles
CA871560A (en)	1971-05-25	Gas-cushion vehicles
CA871561A (en)	1971-05-25	Gas-cushion vehicles
CA878338A (en)	1971-08-17	Gas-cushion vehicles
CA878936A (en)	1971-08-24	Gas-cushion vehicles
CA869777A (en)	1971-05-04	Motorvehicle
AU461938B2 (en)	1975-05-20	Vehicle communication system
CA868599A (en)	1971-04-13	Intervehicular communications system
CA864821A (en)	1971-03-02	Vehicle alignment