on-off signaling
1Signaling (telecommunications) — In telecommunication, signaling (signalling in British spelling) has the following meanings: the use of signals for controlling communications the information exchange concerning the establishment and control of a telecommunication circuit and… …
2Off-hook — In telephony, the term off hook has the following meanings: The condition that exists when a telephone or other user instrument is in use, i.e., during dialing or communicating. Note: off hook originally referred to the condition that prevailed… …
3off-hook signaling — 1. With regard to line signaling, the condition indicating that a station is being used (line loop closed). 2. With regard to trunk signaling, off hook signaling in the forward direction exists after seizure of the trunk by the switching… …
4Signaling games — Signalling games are dynamic games with two players, the sender (S) and the receiver (R). The sender has a certain type, t, which is given by nature. The sender observes his own type while the receiver does not know the type of the sender. Based… …
5Signaling System No. 5 — CCITT5 [http://www.itu.int/rec/T REC Q.140 Q.180/en ITU T Recommendation Q.140 Q.180] Specifications of Signalling System No. 5] was a multi frequency (MF) telephone signalling system in use from the 1970s for International Direct Distance… …
6off-hook — 1. In telephone operations, the condition existing when the receiver or handset is removed from its switch. 2. One of the two possible signaling states such as tone or no tone, ground connection or battery connection. 3. The active state …
7Dual-tone multi-frequency signaling — One of the few production telephone DTMF keypads with all 16 keys, from an Autovon Telephone. The column of red keys produces the A, B, C, and D DTMF events. Dual tone multi frequency signaling (DTMF) is used for telecommunication signaling over… …
8Line signaling — is a class of telecommunications signaling protocols. Line signaling is responsible for off hook, ringing signal, answer, ground start, on hook unidirectional supervision messaging in each direction from calling party to called party and vice… …
9Multi-frequency signaling — In telephony, multi frequency signaling (MF) is an outdated, in band signaling technique. Numbers were represented in a two out of five code for transmission from a multi frequency sender, to be received by a multi frequency receiver in a distant …
10Notch signaling pathway — Structure of the ligand binding region of the human NOTCH 1 receptor …
