The Webostad Firm
Auto plug-in and plug-out VGA port detection
Apparatus and method generally relating to load detection associated with an analog video port are disclosed. An embodiment of the apparatus for detection of a remote termination resistance includes a pulse detection circuit configured to generate a detection pulse within a blanking interval. A pulse insertion circuit is coupled to receive the detection pulse and is configured to insert the detection pulse onto a line, where the line is an analog color signal line.
Pericom Semiconductor
H G G
H04N G09G G06F
inventional additional inventional
Abdullah Anna Hong-Leong Xianxin
Raouf Tam Hong Li