ES8400953A1 - Perfeccionamientos en un receptor de senalizacion de ferrocarril. - Google Patents
Perfeccionamientos en un receptor de senalizacion de ferrocarril.Info
- Publication number
- ES8400953A1 ES8400953A1 ES518404A ES518404A ES8400953A1 ES 8400953 A1 ES8400953 A1 ES 8400953A1 ES 518404 A ES518404 A ES 518404A ES 518404 A ES518404 A ES 518404A ES 8400953 A1 ES8400953 A1 ES 8400953A1
- Authority
- ES
- Spain
- Prior art keywords
- signal
- transform
- receiver
- sensed
- technique
- Prior art date
- 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
Links
- 230000011664 signaling Effects 0.000 title abstract 2
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
- G06F17/10—Complex mathematical operations
- G06F17/14—Fourier, Walsh or analogous domain transformations, e.g. Laplace, Hilbert, Karhunen-Loeve, transforms
- G06F17/141—Discrete Fourier transforms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
- B61L23/08—Control, warning or like safety means along the route or between vehicles or trains for controlling traffic in one direction only
- B61L23/14—Control, warning or like safety means along the route or between vehicles or trains for controlling traffic in one direction only automatically operated
- B61L23/16—Track circuits specially adapted for section blocking
- B61L23/166—Track circuits specially adapted for section blocking using alternating current
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Data Mining & Analysis (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Computational Mathematics (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Databases & Information Systems (AREA)
- Software Systems (AREA)
- Discrete Mathematics (AREA)
- Algebra (AREA)
- Mechanical Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Train Traffic Observation, Control, And Security (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Radar Systems Or Details Thereof (AREA)
- Measuring Frequencies, Analyzing Spectra (AREA)
Abstract
RECEPTOR DE SEÑALIZACION DE FERROCARRIL.CONSTA DE DETECTORES QUE CAPTAN LAS SEÑALES EN LAS LINEAS DE FERROCARRIL, DISPOSITIVOS DE MUESTREO CONTINUO DE UNA SEÑAL EN EL DOMINIO DEL TIEMPO, MEMORIA DE DATOS PARA VALORES DE LAS MUESTRAS, DISPOSITIVO PARA REALIZAR UNA TRANSFORMADA DE FONRIER SOBRE LAS MUESTRAS ALMACENADAS, MEMORIA PARA ALMACENAR LOS RESULTADOS DE LA TRANSFORMACION Y MEDIOS QUE RESPONDEN A LOS RESULTADOS FINALES DE LA TRANSFORMACION EN EL DOMINIO DEL TIEMPO.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8138634 | 1981-12-22 | ||
GB8223767 | 1982-08-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
ES8400953A1 true ES8400953A1 (es) | 1983-12-01 |
ES518404A0 ES518404A0 (es) | 1983-12-01 |
Family
ID=26281601
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES518404A Granted ES518404A0 (es) | 1981-12-22 | 1982-12-21 | Perfeccionamientos en un receptor de senalizacion de ferrocarril. |
Country Status (12)
Country | Link |
---|---|
US (1) | US4516249A (es) |
EP (1) | EP0082687B1 (es) |
AU (1) | AU555221B2 (es) |
BR (1) | BR8207434A (es) |
CA (1) | CA1197309A (es) |
DE (1) | DE3279121D1 (es) |
ES (1) | ES518404A0 (es) |
GB (1) | GB2114342B (es) |
HK (1) | HK55186A (es) |
IN (1) | IN158693B (es) |
NZ (1) | NZ202853A (es) |
ZW (1) | ZW26382A1 (es) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8320509D0 (en) * | 1983-07-29 | 1983-09-01 | Westinghouse Brake & Signal | Proving safe operation |
EP0133004A3 (en) * | 1983-07-29 | 1987-03-04 | Westinghouse Brake And Signal Company Limited | Proving of the safe operation of a single channel processing arrangement |
GB8413324D0 (en) * | 1984-05-24 | 1984-06-27 | Westinghouse Brake & Signal | Vehicle protection system |
GB2176321B (en) * | 1985-06-03 | 1988-09-21 | Westinghouse Brake & Signal | Apparatus for performing a fast fourier transform |
GB2180377B (en) * | 1985-09-16 | 1989-02-15 | Westinghouse Brake & Signal | Method and apparatus for identifying the components of a signal |
GB2193588B (en) * | 1986-08-04 | 1990-07-25 | Gec General Signal Ltd | Track circuit signalling arrangement |
EP0276332A1 (fr) * | 1986-12-30 | 1988-08-03 | S.A. Acec Transport | Procédé et dispositif pour décoder un signal-code |
NL8800199A (nl) * | 1987-02-09 | 1988-09-01 | Gen Signal Corp | Digitale vitale snelheidsdecodeur. |
IT1225716B (it) * | 1988-10-26 | 1990-11-22 | Esacontrol Spa | Dispositivo per la protezione dei rele' di binario dai disturbi elettrici |
US5140614A (en) * | 1990-12-28 | 1992-08-18 | Industrial Technology, Inc. | Method and apparatus for detecting digital carrier signals on telephone cables |
US5666382A (en) * | 1994-02-28 | 1997-09-09 | Abb Daimler-Benz Transportation (North America) Inc. | Method and apparatus for communicating in the presence of power and propulsion system interference |
US5479440A (en) * | 1994-04-15 | 1995-12-26 | Gas Research Institute | Apparatus and method for impulsive noise cancellation |
US20040208239A1 (en) * | 2003-04-21 | 2004-10-21 | Lars Karlsson | Method and apparatus for the intelligent and automatic gathering of sudden short duration communications signals |
CZ2005497A3 (cs) * | 2005-08-05 | 2006-12-13 | Azd Praha S. R. O. | Zpusob fázove citlivého vyhodnocení konduktivníhoproudu kolejového obvodu |
US20090173841A1 (en) * | 2008-01-09 | 2009-07-09 | Ajith Kuttannair Kumar | Methods and systems for detecting cab signals |
EP3792141A1 (en) * | 2019-09-13 | 2021-03-17 | Nabtesco Corporation | Railway condition monitoring device |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3268727A (en) * | 1964-03-25 | 1966-08-23 | Gibbs & Hill Inc | Computer control for transit system |
US3581279A (en) * | 1969-06-09 | 1971-05-25 | Computer Modem Corp | Signal transmission method and system |
FR2188920A5 (es) * | 1972-06-15 | 1974-01-18 | Trt Telecom Radio Electr | |
US3871302A (en) * | 1973-09-26 | 1975-03-18 | Consolidation Coal Co | Trolley control system |
ES444764A1 (es) * | 1975-01-29 | 1977-08-16 | Westinghouse Electric Corp | Aparato de control para vehiculo ferroviario. |
DE2723570C3 (de) * | 1977-05-25 | 1980-09-04 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Signalempfänger |
US4245325A (en) * | 1978-02-24 | 1981-01-13 | Nippon Telegraph And Telephone Public Corporation | Digital multifrequency signalling receiver |
JPS55112056A (en) * | 1979-02-21 | 1980-08-29 | Nec Corp | Digital process type receiver for orthogonal multiple signal |
US4298985A (en) * | 1979-12-31 | 1981-11-03 | The United States Of America As Represented By The Secretary Of The Army | Digital filter bank detector |
US4352475A (en) * | 1980-05-23 | 1982-10-05 | General Signal Corp. | Audio frequency track circuit for rapid transit applications with signal modulation security |
-
1982
- 1982-12-08 IN IN896/DEL/82A patent/IN158693B/en unknown
- 1982-12-15 ZW ZW263/82A patent/ZW26382A1/xx unknown
- 1982-12-16 US US06/450,459 patent/US4516249A/en not_active Expired - Fee Related
- 1982-12-17 GB GB08236042A patent/GB2114342B/en not_active Expired
- 1982-12-17 DE DE19823279121 patent/DE3279121D1/de not_active Expired
- 1982-12-17 EP EP82306741A patent/EP0082687B1/en not_active Expired
- 1982-12-20 NZ NZ202853A patent/NZ202853A/en unknown
- 1982-12-21 AU AU91821/82A patent/AU555221B2/en not_active Ceased
- 1982-12-21 CA CA000418251A patent/CA1197309A/en not_active Expired
- 1982-12-21 ES ES518404A patent/ES518404A0/es active Granted
- 1982-12-22 BR BR8207434A patent/BR8207434A/pt unknown
-
1986
- 1986-07-24 HK HK551/86A patent/HK55186A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
NZ202853A (en) | 1986-02-21 |
US4516249A (en) | 1985-05-07 |
BR8207434A (pt) | 1983-10-18 |
CA1197309A (en) | 1985-11-26 |
AU9182182A (en) | 1983-06-30 |
EP0082687A3 (en) | 1984-10-10 |
AU555221B2 (en) | 1986-09-18 |
HK55186A (en) | 1986-08-01 |
GB2114342A (en) | 1983-08-17 |
DE3279121D1 (es) | 1988-11-24 |
GB2114342B (en) | 1985-10-02 |
ZW26382A1 (en) | 1983-04-06 |
EP0082687B1 (en) | 1988-10-19 |
ES518404A0 (es) | 1983-12-01 |
IN158693B (es) | 1987-01-03 |
EP0082687A2 (en) | 1983-06-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 20040305 |