not-signal
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Signal (bridge) — In the card game of contract bridge, partners defending against a contract may play particular cards in a manner which gives a signal or coded meaning to guide their subsequent card play; also referred to as carding. Contents 1 Standard signals 1 … Wikipedia
Signal timing — is the technique which traffic engineers use to determine who has the right of way at an intersection. Signal timing involves deciding how much green time the traffic lights shall provide at an intersection approach, how long the pedestrian WALK… … Wikipedia
Signal integrity — or SI is a measure of the quality of an electrical signal. In digital electronics, a stream of binary values is represented by a voltage (or current) waveform. Over short distances and at low bit rates, a simple conductor can transmit this with… … Wikipedia
Signal passed at danger — (SPAD), in railway terminology, describes an event where a train has run beyond its allocated signal block without authority, as indicated by a lineside signal showing danger (typically a red light). It is a term primarily used within the British … Wikipedia
Signal processing — is an area of systems engineering, electrical engineering and applied mathematics that deals with operations on or analysis of signals, in either discrete or continuous time. Signals of interest can include sound, images, time varying measurement … Wikipedia
Signal.h — is a header file defined in the C Standard Library to specify how a program handles signals while it executes. A signal can report some exceptional behavior within the program ( such as division by zero ), or a signal can report some asynchronous … Wikipedia
Signal reflection — occurs when a signal is transmitted along a transmission medium, such as a copper cable or an optical fiber, some of the signal power may be reflected back to its origin rather than being carried all the way along the cable to the far end. This… … Wikipedia
Signal lamp — training during World War II. A signal lamp (sometimes called an Aldis lamp, named after Arthur C. W. Aldis who invented a widely used design) is a visual signaling device for optical communication (typically using Morse code). Modern signal… … Wikipedia
Signal Hill — could refer to:Communities* Signal Hill, California, a small town completely surrounded by Long Beach, California * Signal Hill, a community in west Belleville, Illinois * Signal Hill Quidi Vidi, a provincial electoral district for the… … Wikipedia
Signal/One — was a manufacturer of high performance SSB and CW HF radio communications transceivers initially based in St. Petersburg, Florida, USA. History The company started as a division of NCR in Florida. A key executive was Dick Ehrhorn, ham callsigns… … Wikipedia
Signal-regulatory protein alpha — Signal regulatory protein alpha, also known as SIRPA, is a human gene.cite web | title = Entrez Gene: SIRPA signal regulatory protein alpha| url = http://www.ncbi.nlm.nih.gov/sites/entrez?Db=gene Cmd=ShowDetailView TermToSearch=140885| accessdate … Wikipedia
