A communications system or communication system is a collection of individual telecommunications networks systems, relay stations, tributary stations...

The Global System for Mobile Communications (GSM) is a standard developed by the European Telecommunications Standards Institute (ETSI) to describe the...

The National Communications System (NCS) was an office within the United States Department of Homeland Security charged with enabling national security...

Bowman is the name of the tactical communications system used by the British Armed Forces. The Bowman C4I system consists of a range of HF radio, VHF...

tactical communications system to the British Armed Forces. In 2016, the MoD publicised plans to replace the existing Bowman communications system with a...

the Aeronautical Emergency Communications System Plan (AECS) provides for the operation of aeronautical communications stations, on a voluntary, organized...

services comprises several types of wireless voice or wireless data communications systems, typically incorporating digital technology, providing services...

Brocade Communications Systems, Inc., was an American technology company specializing in storage networking products, now a subsidiary of Broadcom Inc...

format for PACS image storage and transfer is DICOM (Digital Imaging and Communications in Medicine). Non-image data, such as scanned documents, may be incorporated...

Satellite Communications System (DSCS) is a United States Space Force satellite constellation that provides the United States with military communications to...

Bowler Communications System is an open protocol developed by Neuron Robotics for simplified communications between components in cyber-physical systems. "Bowler...

telephony services, radio and satellite communications, internet, Wi-Fi and broadband technologies. Telecommunication systems are generally designed by telecommunication...

Signal Corps (which develops, tests, provides, and manages communications and information systems support for the command and control of all the U.S. armed...

test and demonstrate optical communications to and from Earth using the Orion Artemis II Optical Communications System (O2O). The O2O hardware will be...

The Defense Information Systems Agency (DISA), known as the Defense Communications Agency (DCA) until 1991, is a United States Department of Defense (DoD)...

the system for standing in the way of the transparency and accountability of government. The Joint Worldwide Intelligence Communications System (JWICS)...

satellite communication system controlled by the U.S. Space Force (formally SPAWARSYSCOM) which was used for UHF radio communications between ships, submarines...

The High Frequency Global Communications System (HFGCS) is a network of single sideband shortwave transmitters of the United States Air Force which is...

optical communications system to Chevron. After a period of research starting from 1975, the first commercial fiber-optic telecommunications system was developed...

The White Alice Communications System (WACS, "White Alice" colloquially) was a United States Air Force telecommunication network with 80 radio stations...

electromechanical key systems. Two lesser-known key systems were used at airports for air traffic control communications, the 102 and 302 key systems. These were...

Adaptive communications can mean any communications system, or portion thereof, that automatically uses feedback information obtained from the system itself...

electronic means. Tactical communications do not include communications provided to tactical forces by the Defense Communications System to non-tactical military...

signalling, terrestrial microwave, tropospheric scatter, satellite communications systems and equipment, surveillance and signal analysis, security, direction...

In communications systems, a communication channel may change with time. Coherence time is the time duration over which the channel impulse response is...

(/ˈeɪkɑːrz/; an acronym for Aircraft Communications Addressing and Reporting System) is a digital datalink system for transmission of short messages between...

Division (DPD) offered a successor to the 3780, called the 3770 Data Communications System, supporting SDLC, BSC, BSC Multi-leaving and SNA, depending on the...

STARCOM, or the Strategic Army Communication System, was a communications network built and operated by the United States Army Signal Corps in the 1950s...

non-wireless communications systems. One example is the home networking standard ITU-T G.9963, which defines a powerline communications system that uses...

jamming is the deliberate blocking of or interference with wireless communications. In some cases, jammers work by the transmission of radio signals that...