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Xie Junhu
Researcher at State Grid Corporation of China
Publications - 3
Xie Junhu is an academic researcher from State Grid Corporation of China. The author has contributed to research in topics: Signal & Frequency modulation. The author has co-authored 3 publications.
Papers
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Patent
Switching pulse control circuit
TL;DR: In this paper, a switching pulse control circuit consisting of a chip N1 and an amplifier U4D is described, in which a frequency control feedback signal FANKUI2 is connected with the third pin of the chipN1 and a pulse width control feedback signals FANKI1 is connected to a signal ground after sequentially passing through a resistor R15 and a resistorR16, and the positive electrode of the amplifier U 4D is connected between the resistor R16 and the resistorR15.
Proceedings ArticleDOI
Key Technologies of Noise Monitoring for Multi-channel Signal Transmission in Whole Network Communication Signal Strengths
TL;DR: In this article, the authors proposed a multi-channel signal transmission environment noise signal acquisition system for all-network communication, where the structure and operation steps of the multi-Channel signal transmission noise detection equipment are optimized.
Patent
Lightning protection circuit of communication power supply
TL;DR: In this paper, a lightning protection circuit of a communication power supply is described, which adopts two stages of LC low-pass filters for protection, and ensures that an overvoltage invading the communication power transformer cannot damage the communication transformer.