L-band RF system output port protection equipment
A technology for output ports and protection equipment, applied in the field of communication, can solve problems such as burned devices, device mismatch, and work failure, and achieve the effects of sensitive indication judgment, low insertion loss, and guaranteed reliability
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[0017] The system will be further described below in conjunction with the accompanying drawings.
[0018] Such as figure 1 Shown is the circuit connection block diagram of the present invention. An L-band RF system output port protection device, including an L-band RF system output port protection circuit arranged in a metal airtight cavity 4, the L-band RF system output port protection circuit includes a coupler 1, a detection comparison circuit 2, and a numerical control feedback Circuit 3, so as to realize the port protection function of the RF system. The coupler 1 is a two-way coupler, the detection comparison circuit 2 includes a forward detection circuit 21, a reverse detection circuit 22, a tuning circuit 23 and a comparator 24, and the data feedback circuit 3 includes a data processing circuit 31, a VSWR indicating circuit 32 and a protection judgment circuit Circuit 33; coupler 1 is respectively connected with the forward detection circuit 21 and the reverse detect...
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