Francisco, California, CodeSignal offers coding tests, assessments, and learning platforms designed to measure and improve coding skills. The company was...

The International Code of Signals (INTERCO) is an international system of signals and codes for use by vessels to communicate important messages regarding...

The Aeronautical Code signals are radio signal codes. They are part of a larger set of Q Codes allocated by the ITU-R. The QAA–QNZ code range includes phrases...

The Q-code is a standardised collection of three-letter codes that each start with the letter "Q". It is an operating signal initially developed for commercial...

Morse code is a telecommunications method which encodes text characters as standardized sequences of two different signal durations, called dots and dashes...

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

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multiple subject fields including signal processing, information theory and biology. In signal processing, a signal is a function that conveys information...

police codes include "10 codes" (such as 10-4 for "okay" or "acknowledged"—sometimes written X4 or X-4), signals, incident codes, response codes, or other...

The Russian Navy Code of Signals is a collection of flaghoist signals, which is used together with semaphore alphabet for the transmission of information...

In the UMTS cellular communication system, received signal code power (RSCP) denotes the power measured by a receiver on a particular physical communication...

A color code is a system for encoding and representing non-color information with colors to facilitate communication. This information tends to be categorical...

The C/A code is transmitted on the L1 frequency as a 1.023 MHz signal using a bi-phase shift keying (BPSK) modulation technique. The P(Y)-code is transmitted...

functionality provided by LibreSignal was subsequently incorporated into Signal by Marlinspike. The complete source code of the Signal clients for Android, iOS...

Ten-codes, officially known as ten signals, are brevity codes used to represent common phrases in voice communication, particularly by US public safety...

Virtually all signalling by non-naval vessels is now organized under the International Code of Signals (whether by flaghoist, semaphore, signal lamp, or other...

sunlight for signalling. It was mainly used in areas where the electrical telegraph had not been established and generally used the same code. The most extensive...

storage medium. This repertoire of signals is usually called a constrained code in data storage systems. Some signals are more prone to error than others...

Pulse code cab signaling is a form of cab signaling technology developed in the United States by the Union Switch and Signal corporation for the Pennsylvania...

readability (quality) of the radiotelephone (voice) or radiotelegraph (Morse code) signal transmitted by another station as received at the reporting station's...

Signals intelligence (SIGINT) is the act and field of intelligence-gathering by interception of signals, whether communications between people (communications...

Z Code (like Q Code and X Code) is a set of operating signals used in CW, TTY and RTTY radio communication. There are at least three sets of Z codes. There...

frequency oscillator (BFO) to make continuous wave radiotelegraphy (Morse code) signals audible. The tonewheel assembly consists of a synchronous AC motor and...

the term code conversion has the following meanings: 1. Conversion of signals, or groups of signals, in one code into corresponding signals, or groups...

descriptions) of language A using language B. Data compression transforms a signal into a code optimized for transmission or storage, generally done with a codec...

country codes are telephone number prefixes for reaching subscribers in foreign countries or areas by international direct dialing (IDD). Country codes are...

self-clocking signal with no DC component. Consequently, electrical connections using a Manchester code are easily galvanically isolated. Manchester code derives...

signals at sea are defined in the International Regulations for Preventing Collisions at Sea and in the International Code of Signals. Mayday signals...

beams they are flying in. This is normally accomplished by sending Morse code signals into the two beams, to identify right and left. For bombing, the Luftwaffe...

alphabet was formally named "Phonetic Alphabet and Figure Code". International Code of Signals for Visual, Sound, and Radio Communications, United States...