offices. Whatever the form, signalling control provides an interface between the human signal operator and the lineside signalling equipment. The technical...

Railway signalling (BE), or railroad signaling (AE), is a system used to control the movement of railway traffic. Trains move on fixed rails, making them...

Mechanical signalling in all States followed British practice using route signalling with slight differences between States. The basic running signal was the...

international cab signalling systems such as CAWS in Ireland, BACC in Italy, ALSN in Russia and the first generation Shinkansen signalling developed by Japan...

The Signalling Connection Control Part (SCCP) is a network layer protocol that provides extended routing, flow control, segmentation, connection-orientation...

European railways, and railways outside of Europe. ETCS is the signalling and control component of the European Rail Traffic Management System (ERTMS)...

to power signal equipment directly from mains power, with batteries only as backup. Absolute block signalling – British railway signalling scheme Automatic...

colour-light signals using track circuit – or axle counter – block signalling. It is a development of the original absolute block signalling that is still...

Gateway Control Protocol (MGCP) Megaco Regional System R1 NBAP (Node B Application Part) Signalling System R2 Session Initiation Protocol Signaling System...

signals have to be costly. Because there are both mutual and conflicting interests in most animal signalling systems, a central problem in signalling...

the input signal, the feedback is called negative feedback. As an example of negative feedback, the diagram might represent a cruise control system in...

International Signal and Control (ISC) was a U.S. defense contractor based in Lancaster, Pennsylvania that was involved in the manufacture of electronic...

information than traditional signalling systems would allow, including track gradient profiles and information about the state of signalling blocks further ahead...

[page needed] Absolute block signalling – British railway signalling scheme Centralized traffic control – Railway signalling system Dark territory – Section...

In railway signalling, an interlocking is an arrangement of signal apparatus that prevents conflicting movements through an arrangement of tracks such...

working. Bidirectional signalling is easier to implement when under the control of one signal box. Before power-operated signalling became widespread, track...

divested the signalling technology to Alcatel-Lucent. In April 2006, Thales Group announced it would be acquiring Alcatel Rail Signalling Solutions in...

crossings, and other locations in order to control the flow of traffic. Traffic lights usually consist of three signals, transmitting meaningful information...

the conventional (national) signal system either by connecting to the lineside railway signal or to the signalling control tower. Balises must be deployed...

the use of moving block railway signalling, but in practice this is the most common arrangement. Traditional signalling systems detect trains in discrete...

Differential signalling does not make a line balanced, nor does noise rejection in balanced circuits require differential signalling. Differential signalling is...

Integrated Electronic Control Centre (IECC) was developed in the late 1980s by the British Rail Research Division for UK-based railway signalling centres, although...

In railway signalling, a token is a physical object which a train driver is required to have or see before entering onto a particular section of single...

Absolute block signalling is a British signalling block system designed to ensure the safe operation of a railway by allowing only one train to occupy...

application if the driver does not react to a signal at danger. ATC systems tend to integrate various cab signalling technologies and they use more granular...

8. Yang, Hee Won, et al. “Competing Memories of Mitogen and p53 Signalling Control Cell-Cycle Entry.” Nature, vol. 549, no. 7672, June 2017, pp. 404–408...

protection (ATP) to cab equipment. Trackside signalling is not mandatory and can be replaced with cab signalling using DMI. LKJ can be equipped as redundancy...

theory for block systems. Absolute block signalling Cab signalling Centralized traffic control Direct traffic control Radio Electronic Token Block Track warrant...

Centralized traffic control (CTC) is a form of railway signalling that originated in North America. CTC consolidates train routing decisions that were...

from the original on November 7, 2012. Alstom Signalling Inc.(2010). "Rochester Signalling and Control Systems." Archived 2011-10-02 at the Wayback Machine...