The document discusses communication systems used in mines, including: 1. Centralized control rooms monitor and control mine operations using fiber optic networks transmitting real-time sensor data. 2. Person-to-person communication systems include PBX phone networks, two-way radios, and RFID-enabled equipment for emergency locating. 3. Machine operations are remotely controlled and automated systems communicate operational data for optimized resource utilization and emergency response.

1. MINE COMMUNICATION SYSTEMS<br />1. Introduction:

2. Details about the communication systems used in mines…

3. 2. Objective:

4. The objective of this document is to provide a preliminary understanding of different communication systems and devices used in effective operation of the Mine/Pit along with the other connected units like Power Plant, Washery, Coal handling plant, township etc. It also includes the information about Truck Dispatch System (TDS) for productive utilization of the equipment to achieve the targets. This also includes data management and MIS for managing the business in cost effective manner.

5. Definitions:

6. ICT – Information and Communication Technology

7. TDS– Truck Dispatch System

8. GPS – Global Positioning System