Patent ID: 9344148
Filing Date: 2016-05-17
CPC Classification: G06F,G09G,G11C,H04B

Claim Text:
1. An input/output (I/O) signal processing circuit for signal transmission between a power supplier and a power receiver, wherein the power supplier and the power receiver are connected to each other through a cable, the cable including positive and negative power transmission lines and a signal transmission line, the I/O signal processing circuit being used for receiving an input signal or transmitting an output signal via the signal transmission line, the I/O signal processing circuit comprising: a level adjustable input/output (I/O) circuit, which includes: an adjustment circuit for generating an adjustment signal according to voltage drop related information which is related to a voltage drop across the positive or negative power transmission line, so as to correspondingly adjust the adjustable high operation voltage level and the adjustable low operation voltage level, and to correspondingly adjust the adjustable reference voltage.