PRACHPhysical Random Access Channel
PRACHPacket Random Access Channel
References in periodicals archive ?
On one hand, PRACH would be easily congested when massive M2M devices send access requests simultaneously.
As to the TDMA part, we optimize the tradeoff between PRACH and data channel allocation.
The tradeoff between PRACH and data channel in the TDMA part is optimized for H2H traffic.
The TDMA period is further divided into random access period (RAP) for PRACH and data transmission period (DTP) for contention-free packet transmission.
Physical Random Access Channel (PRACH) only, where the mobile station generates a single PRACH, which is used when a call is set up from the mobile to the base station.