这颗卫星上装有无线电收发设备和电源，可对信号接收、处理、放大后再发射，从而大大提高了通信质量。
Telstar is launched as the first "active" communications satellite—active as in amplifying and retransmitting incoming signals, rather than passively bouncing them back to Earth.
这些功能的实现是通过系统中电控部分的电源、时钟、存储、超声波脉冲信号发生、处理、温度采集、串行通信电路实现的。
These functions are realized by the circuits of power, clock, memory, ultrasonic pulse signal occurs and handle, temperature gathered and serial communication in system.
在载车板控制单元中，分别介绍了主从机通信、输入信号检测、状态显示、手动功能以及电源的设计方法。
As to the loading board part, many design methods are introduced, such as master-slave communication, input signal detection, status displaying, manual action, power supply and so on.
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