Patent ID: 11879327
Assignee: CHINA UNIVERSITY OF MINING AND TECHNOLOGY, BEIJING
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 7:
8. The system of claim 7, wherein,
a gate electrode of the first insulated gate bipolar transistor is connected to the transmitting control circuit, a collector electrode of the first insulated gate bipolar transistor is connected to an anode of the power supply; an emitter electrode of the first insulated gate bipolar transistor is connected to one end of the resistor, and another end of the resistor is connected to one end of the at least one transient electromagnetic signal transmitting coil;
a gate electrode of the second insulated gate bipolar transistor is connected to the transmitting control circuit, a collector electrode of the second insulated gate bipolar transistor is connected to the anode of the power supply, and an emitter electrode of the second insulated gate bipolar transistor is connected to another end of the at least one transient electromagnetic signal transmitting coil;
a gate electrode of the third insulated gate bipolar transistor is connected to the transmitting control circuit, a collector electrode of the third insulated gate bipolar transistor is connected to the one end of the resistor, and an emitter electrode of the third insulated gate bipolar transistor is connected to a cathode of the power supply; and
a gate electrode of the fourth insulated gate bipolar transistor is connected to the transmitting control circuit, a collector electrode of the fourth insulated gate bipolar transistor is connected to the other end of the transient electromagnetic signal transmitting coil, and an emitter electrode of the fourth insulated gate bipolar transistor is connected to the cathode of the power supply.