Flag semaphore (from the Ancient Greek σῆμα (sêma) 'sign' and -φέρω (-phero) '-bearer') is a semaphore system conveying information at a distance by means...

Semaphore Flag Signaling System (SFSS) is a humorous proposal to carry Internet Protocol (IP) traffic by semaphores. Semaphore Flag Signaling System was...

applications. Maritime flag signalling has a long history, especially prior to the advent of radio, and remains the preferred means of signaling in many situations...

visual signal transmitted over distance. A semaphore can be performed with devices including: fire, lights, flags, sunlight, and moving arms. Semaphores can...

Railway signalling San Jose Semaphore Semaphore Flag Signaling System Signal lamp Telegraph Hill, for a list of telegraph hills Wigwag, a flag signaling system...

International Code of Signals (whether by flaghoist, semaphore, signal lamp, or other means), which specifies a standard set of flags and codes. Naval vessels...

specifically to: Flag semaphore Semaphore telegraph, a system of long-distance communication based on towers with moving arms Railway semaphore signal for railway...

International maritime signal flags are various flags used to communicate with ships. The principal system of flags and associated codes is the International...

in a concurrent system such as a multitasking operating system. Semaphores are a type of synchronization primitive. A trivial semaphore is a plain variable...

Naval flag signalling covers various forms of flag signalling, such as semaphore or flaghoist, used by various navies; distinguished from maritime flag signalling...

safety of navigation and related matters. Signals can be sent by flaghoist, signal lamp ("blinker"), flag semaphore, radiotelegraphy, and radiotelephony....

difference amounted to less than one minute. Semaphore Flag Signaling System Flag semaphore Heliograph Railway signalling German Digital Bibliotek: Reference book...

historical form of flag signaling that passes messages by waving a single flag. It differs from flag semaphore in that it uses one flag rather than two,...

interim. Hyper Text Coffee Pot Control Protocol Pigeon post Semaphore Flag Signaling System Sneakernet B. Carpenter; R. Hinden (1 April 2011). Adaptation...

maritime environment, where semaphore is used). Many flags fall into groups of similar designs called flag families. The study of flags is known as "vexillology"...

any fog-signaling apparatus Firing a gun or other explosive signal at intervals of about a minute Flying the international maritime signal flags NC Displaying...

standard or system for railroad signaling in North America. Individual railroad corporations are free to devise their own signaling systems as long as...

computer programming, flag can refer to one or more bits that are used to store a binary value or a Boolean variable for signaling special code conditions...

Student Society, a student group at Simon Fraser University Semaphore Flag Signaling System, a fictional internet standard for transmitting Internet Protocol...

Signal or signaling may refer to: Analog signal Audio signal Digital signal Digital signal (signal processing) Cell signaling, in biology Signalling (economics)...

bearing the message. Thus flag semaphore is a method of telegraphy, whereas pigeon post is not. Ancient signalling systems, although sometimes quite extensive...

(1 April 2007). The Transmission of IP Datagrams over the Semaphore Flag Signaling System (SFSS). Network Working Group. doi:10.17487/RFC4824. RFC 4824...

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...

'complete with tail lamp'. Automatic block signaling uses a series of automated signals, normally lights or flags, that change their display, or aspect, based...

slower threads. Semaphores are signalling mechanisms which can allow one or more threads/processors to access a section. A Semaphore has a flag which has a...

Korean manual alphabet Cued speech International maritime signal flags Morse code Flag semaphore Optical telegraphy Gregg Shorthand Initial Teaching Alphabet...

1919 Popular Science article about a method to replace semaphore flags with a swinging dot signal: Wigwagging is Now Done by Machine, Popular Science monthly...

Aircraft can acknowledge signals by rocking their wings or flashing their landing lights. Colt Acetylene Flash Lantern Flag semaphore Heliograph VS-17 Walter...

of pole-and-arm optical telegraph, flag semaphore, heliograph, slat semaphore, and port-specific signals (like flag and ball weather warnings). The most...

communication. Visual techniques such as smoke signals, beacon fires, hydraulic telegraphs, ship flags and semaphore lines were the earliest forms of optical...