TH6060A - Methods and equipment used to find the number of people in a specified area. - Google Patents

Abstract

An invention of the method and device used to quantify people in a given area using photodetector bands as That manages a linear picture of a space made up of things or people With objective lens The signal is produced sequentially by photocell. Detectors are compared by microprocessors to It shows the movement of people and to get the number of people there in the area.The invention can be used to patrol the area and to survey the number of viewers

Claims (2)

1. Methods for finding the number of people in a given area The special feature is that it consists of creating an image of the area. On a bar or series of photodetectors, gray scale reading of points in the image at a specified reading frequency, gray scale comparison of the same points in a continuous image. Together, finding the change in the grayscale level which Caused by the movement of people, and finding the number of people in Such area 2. The process according to claim No. 1 has a special nature in that Contains the frequency variation which the photodetag: