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  2. Demand Assigned Multiple Access - Wikipedia

    en.wikipedia.org/.../Demand_Assigned_Multiple_Access

    It allows utilizing of one channel (radio or baseband frequency, timeslot, etc.) by many users sequentially at different times. This technology is mainly useful with sparsely used networks of transient clients, as opposed to PAMA (Permanently Assigned Multiple Access). By using DAMA technology the number of separate nodes that can use a limited ...

  3. Trunked radio system - Wikipedia

    en.wikipedia.org/wiki/Trunked_radio_system

    A trunked radio system is a two-way radio system that uses a control channel to automatically assign frequency channels to groups of user radios. In a traditional half-duplex land mobile radio system a group of users (a talkgroup ) with mobile and portable two-way radios communicate over a single shared radio channel, with one user at a time ...

  4. Wikipedia : IRC/Channel access and configuration guide

    en.wikipedia.org/wiki/Wikipedia:IRC/Channel...

    Defining user groups for a channel; Setting the rights a user has in respect of a given channel (custom, or via usergroups) Defining a user as being able to invite themselves into a channel manually at any time; Inviting yourself to a channel you have "self invite" access on (+i flag set in ChanServ) Adding a user to an "invite list" for ...

  5. Enhanced Position Location Reporting System - Wikipedia

    en.wikipedia.org/wiki/Enhanced_Position_Location...

    The Enhanced Position Location Reporting System (EPLRS) is a secure, jam-resistant, computer-controlled communications network that distributes near real-time tactical information, generally integrated into radio sets, and coordinated by a Network Control Station. [1] It is primarily used for data distribution, position location, and reporting.

  6. Code-division multiple access - Wikipedia

    en.wikipedia.org/wiki/Code-division_multiple_access

    Code-division multiple access (CDMA) is a channel access method used by various radio communication technologies. CDMA is an example of multiple access, where several transmitters can send information simultaneously over a single communication channel. This allows several users to share a band of frequencies (see bandwidth).

  7. Joint Tactical Information Distribution System - Wikipedia

    en.wikipedia.org/wiki/Joint_Tactical_Information...

    Joint Tactical Information Distribution System Users, 1990. The Joint Tactical Information Distribution System (JTIDS) is an L band Distributed Time Division Multiple Access (DTDMA) network radio system used by the United States Department of Defense and their allies to support data communications needs, principally in the air and missile defense community.

  8. Cognitive radio - Wikipedia

    en.wikipedia.org/wiki/Cognitive_radio

    A cognitive radio (CR) is a radio that can be programmed and configured dynamically to use the best channels in its vicinity to avoid user interference and congestion. Such a radio automatically detects available channels, then accordingly changes its transmission or reception parameters to allow more concurrent wireless communications in a given band at one location.

  9. User guide - Wikipedia

    en.wikipedia.org/wiki/User_guide

    User's guide for a Dulcitone keyboard. A user guide, also commonly known as a user manual, is intended to assist users in using a particular product, service or application. It is usually written by a technician, product developer, or a company's customer service staff. Most user guides contain both a written guide and associated images.