ZA765873B - Fail-safe cab signal process for transmitting information by highvoltage pulsed track circuits and apparatus for carrying the process into effect - Google Patents
Fail-safe cab signal process for transmitting information by highvoltage pulsed track circuits and apparatus for carrying the process into effectInfo
- Publication number
- ZA765873B ZA765873B ZA765873A ZA765873A ZA765873B ZA 765873 B ZA765873 B ZA 765873B ZA 765873 A ZA765873 A ZA 765873A ZA 765873 A ZA765873 A ZA 765873A ZA 765873 B ZA765873 B ZA 765873B
- Authority
- ZA
- South Africa
- Prior art keywords
- highvoltage
- fail
- carrying
- effect
- transmitting information
- Prior art date
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
- B61L3/24—Continuous control along the route using magnetic or electrostatic induction; using electromagnetic radiation employing different frequencies or coded pulse groups, e.g. in combination with track circuits
- B61L3/246—Continuous control along the route using magnetic or electrostatic induction; using electromagnetic radiation employing different frequencies or coded pulse groups, e.g. in combination with track circuits using coded current
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Train Traffic Observation, Control, And Security (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7530006A FR2326816A1 (fr) | 1975-10-01 | 1975-10-01 | Procede de cab signal a securite intrinseque pour transmission des informations par circuits de voie a impulsions de tension elevee et equipement pour la mise en oeuvre de ce procede |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA765873B true ZA765873B (en) | 1977-09-28 |
Family
ID=9160680
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA765873A ZA765873B (en) | 1975-10-01 | 1976-09-30 | Fail-safe cab signal process for transmitting information by highvoltage pulsed track circuits and apparatus for carrying the process into effect |
Country Status (8)
Country | Link |
---|---|
US (1) | US4081160A (xx) |
BE (1) | BE846771A (xx) |
BR (1) | BR7606497A (xx) |
CA (1) | CA1053357A (xx) |
FR (1) | FR2326816A1 (xx) |
GR (1) | GR61309B (xx) |
MX (1) | MX143032A (xx) |
ZA (1) | ZA765873B (xx) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4320881A (en) * | 1980-10-03 | 1982-03-23 | American Standard Inc. | Fail-safe decoder for digital track circuits |
GB8320509D0 (en) * | 1983-07-29 | 1983-09-01 | Westinghouse Brake & Signal | Proving safe operation |
FR2639306B1 (fr) * | 1988-11-18 | 1990-12-21 | Alsthom Gec | Systeme de transmission d'information d'initialisation, entre des installations fixes et des trains |
US5263670A (en) * | 1992-02-13 | 1993-11-23 | Union Switch & Signal Inc. | Cab signalling system utilizing coded track circuit signals |
US5628478A (en) * | 1995-01-31 | 1997-05-13 | Harmon Industries, Inc. | Cab signal pickup system with motor noise reduction |
US5586736A (en) * | 1995-06-16 | 1996-12-24 | Harmon Industries, Inc. | Cab signal sensor with noise suppression |
US5711497A (en) * | 1995-12-15 | 1998-01-27 | Union Switch & Signal Inc. | Cab signaling apparatus and method |
NL1026696C2 (nl) * | 2004-07-21 | 2006-01-24 | Nedtrain Consulting B V | Systeem en werkwijze voor ATB decodering. |
US8423208B2 (en) * | 2010-09-28 | 2013-04-16 | General Electric Company | Rail communication system and method for communicating with a rail vehicle |
US9637147B2 (en) | 2009-03-17 | 2017-05-02 | General Electronic Company | Data communication system and method |
US9379775B2 (en) | 2009-03-17 | 2016-06-28 | General Electric Company | Data communication system and method |
US10144440B2 (en) | 2010-11-17 | 2018-12-04 | General Electric Company | Methods and systems for data communications |
US9513630B2 (en) | 2010-11-17 | 2016-12-06 | General Electric Company | Methods and systems for data communications |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3337727A (en) * | 1967-08-22 | Code rate | ||
FR1073678A (fr) * | 1952-02-14 | 1954-09-28 | Westinghouse Air Brake Co | Circuit de voie à impulsions codées pour la commande des signaux de la voie et du signal du poste de mécanicien à bord d'un train |
US2692941A (en) * | 1952-02-14 | 1954-10-26 | Westinghouse Air Brake Co | Impulse code track circuit apparatus for wayside and cab signal control |
US2811634A (en) * | 1953-09-30 | 1957-10-29 | Westinghouse Air Brake Co | Railway traffic control apparatus |
FR1180196A (fr) * | 1957-07-26 | 1959-06-02 | Forges Ateliers Const Electr | Système de répétition des signaux ferroviaires |
FR2051914A5 (xx) * | 1969-07-01 | 1971-04-09 | Trt Telecom Radio Electr | |
FR2109117A5 (xx) * | 1970-10-02 | 1972-05-26 | Jeumont Schneider | |
US3885228A (en) * | 1973-06-05 | 1975-05-20 | Martin J Katz | Fail-safe electronic encoder for selectively operating railway signal indicator |
-
1975
- 1975-10-01 FR FR7530006A patent/FR2326816A1/fr active Granted
-
1976
- 1976-09-28 US US05/727,430 patent/US4081160A/en not_active Expired - Lifetime
- 1976-09-29 BR BR7606497A patent/BR7606497A/pt unknown
- 1976-09-30 CA CA262,372A patent/CA1053357A/fr not_active Expired
- 1976-09-30 GR GR51811A patent/GR61309B/el unknown
- 1976-09-30 ZA ZA765873A patent/ZA765873B/xx unknown
- 1976-09-30 BE BE171092A patent/BE846771A/xx not_active IP Right Cessation
- 1976-10-01 MX MX166522A patent/MX143032A/es unknown
Also Published As
Publication number | Publication date |
---|---|
BR7606497A (pt) | 1977-07-05 |
FR2326816B1 (xx) | 1978-10-13 |
GR61309B (en) | 1978-10-20 |
US4081160A (en) | 1978-03-28 |
MX143032A (es) | 1981-02-18 |
FR2326816A1 (fr) | 1977-04-29 |
BE846771A (fr) | 1977-01-17 |
CA1053357A (fr) | 1979-04-24 |
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