TTI refers to the duration of a transmission on the radio link. Q15X25 is a communications protocol for sending data over a radio link. This causes the radio link to be underutilized. They may use a system of hand signals or a radio link. The type of radio link used for voice data. This relayed data to the mainland via a radio link. These instructions are delivered either by a radio link or a wire. A mismatch results in loss of margin for the UWB radio link. Appropriate steering commands are transmitted to the missile via the radio link. The sensors transmit weather data via a solar-powered radio link. All these services rely on a radio link to Bluff, so broadband speeds are limited. However, in more advanced artillery units, this data is relayed through a digital radio link. The trigger for a radio-controlled improvised explosive device (RCIED) is controlled by radio link. The variable-rate traffic frames are generated using the IS-95 "Radio Link Protocol (RLP)".