R - Definitions

radar (radio detection and ranging)

Radar is an acronym for "radio detection and ranging.

radio charging

Radio charging is a wireless charging method used to charge items with small batteries and low power requirements, such as watches, hearing aids and wireless keyboards and mice... (Continued)

Radio Data System (RDS)

rain fade

Rain fade is an interruption of wireless communication signals as a result of rain or snow droplets whose separation approximates the signal wavelengths.

real-time location system (RTLS)

A real-time location system (RTLS) is one of a number of technologies used to pinpoint the current geographic position and location of a target.

reconfigurable tactile display (RTD)

A reconfigurable tactile display (RTD) is a control interface that provides physical touch input, but that can be configured by programming.

remote wakeup (RWU)

Remote wakeup (RWU) is a general term for the powering-up of (turning on) a computer over a network.

remote wipe

Remote wipe is a security feature that allows a network administrator or device owner to send a command to a computing device and delete data. 

remote-control software

Remote-control software is programming in a central or server computer that is used to control other computers (or their users) at a distance, either under the control of an administrator or at the request of the user. Although remote-control software existed before the World Wide Web (for remote diagnosis of computer problems and other purposes), the Web has essentially built a platform on which anyone can build a new remote-control application that can reach millions of computers and their users. Remote-control software can be viewed as one class of application furnished by application service providers.

Rendezvous

Rendezvous is Apple Computer's version of ZeroConf (Zero Configuration Networking), a set of protocols that enables a device on an IP network to automatically recognize and connect with other devices on the network.

resonance charging

Resonance charging is a wireless charging method for items that require large amounts of power, such as an electric car, robot, vacuum cleaner or laptop computer. The method works over small distances (3-5 meters)... (Continued)

RMON (Remote Network Monitoring)

RMON (Remote Network Monitoring) provides standard information that a network administrator can use to monitor, analyze, and troubleshoot a group of distributed local area networks (LANs) and interconnecting T-1/E-1 and T-2/E-3 lines from a central site.

roaming service

Roaming service is the ability to get access to the Internet when away from home at the price of a local call or at a charge considerably less than the regular long-distance charges.

RPC over HTTP

RPC over HTTP (Remote Procedure Call over HTTP) is a protocol that allows a client on the Internet to connect securely to a Microsoft Exchange Server without having to log into a virtual private network (VPN) first.