Home security applications for television with digital video cameras

摘要

A system and method combine digital television together with a digital video camera and controller unit for using a digital video camera together with a digital television set as a home security system that allows stranger detection, fire detection, motion detection, etc. The detection results are used to make further decisions such as display or record some of the scenes.

主权项

1. A security and surveillance system, comprising a control unit configured to:
determine a special event occurrence observed, including detecting a face using a function Fd according to:Θ^=argΘ⁢min⁡(∑j=1Nn⁢Fd⁡(Θ,nj)-∑i=1Nf⁢Fd⁡(Θ,fi)) wherein nj is a non-face of Nn non-face samples, fi is a face of Nf face samples, and with a parameter Θ having minimized detection error, and with a first camera of one or more digital video cameras based on video signals from the first camera; and feed a combination of a television display content and a video stream from the first camera to a television display located in a home when the special event occurrence is determined.