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  2. Wireless device radiation and health - Wikipedia

    en.wikipedia.org/wiki/Wireless_device_radiation...

    Since at least the 1990s, scientists have researched whether the now-ubiquitous radiation associated with mobile phone antennas or cell phone towers is affecting human health. [ 1] Mobile phone networks use various bands of RF radiation, some of which overlap with the microwave range. Other digital wireless systems, such as data communication ...

  3. Communication channel - Wikipedia

    en.wikipedia.org/wiki/Communication_channel

    A communication channel refers either to a physical transmission medium such as a wire, or to a logical connection over a multiplexed medium such as a radio channel in telecommunications and computer networking. A channel is used for information transfer of, for example, a digital bit stream, from one or several senders to one or several receivers.

  4. Models of communication - Wikipedia

    en.wikipedia.org/wiki/Models_of_communication

    Models of communication are simplified representations of the process of communication. Most models try to describe both verbal and non-verbal communication and often understand it as an exchange of messages. Their function is to give a compact overview of the complex process of communication.

  5. Haptic communication - Wikipedia

    en.wikipedia.org/wiki/Haptic_communication

    Haptic communication is nonverbal communication and interaction via the sense of touch. Touch can come in many different forms, some can promote physical and psychological well-being. A warm, loving touch can lead to positive outcomes while a violent touch can ultimately lead to a negative outcome. The sense of touch allows one to experience ...

  6. Laser communication in space - Wikipedia

    en.wikipedia.org/wiki/Laser_communication_in_space

    Laser communication in space. A diagram showing two solar-powered satellites communicating optically in space via lasers. Laser communication in space is the use of free-space optical communication in outer space. Communication may be fully in space (an inter-satellite laser link) or in a ground-to-satellite or satellite-to-ground application.

  7. Communications system - Wikipedia

    en.wikipedia.org/wiki/Communications_system

    Communications system. A communications system or communication system is a collection of individual telecommunications networks systems, relay stations, tributary stations, and terminal equipment usually capable of interconnection and interoperation to form an integrated whole. The components of a communications system serve a common purpose ...

  8. FlexRay - Wikipedia

    en.wikipedia.org/wiki/FlexRay

    FlexRay is a communication bus designed to ensure high data rates, fault tolerance, operating on a time cycle, split into static and dynamic segments for event-triggered and time-triggered communications. Used mainly in aeronautic and automotive sectors.

  9. Phatic expression - Wikipedia

    en.wikipedia.org/wiki/Phatic_expression

    Phatic expression. In linguistics, a phatic expression ( English: / ˈfætɪk /, FAT-ik) is a communication which primarily serves to establish or maintain social relationships. In other words, phatic expressions have mostly socio- pragmatic rather than semantic functions. They can be observed in everyday conversational exchanges, [ 1] as in ...