The following video camera requirements should be met in order to ensure the recognition of license plate numbers using the Auto-Intellect system.
№ | Property | Range | Comment |
1 | Camera type | Analog color PAL camera, or analog monochrome CCIR camera | IP cameras with not less than 25 fps and 4 Mbit/s bitrate also can be used. |
2 | Camera resolution | Not less than 480 TLV |
|
3 | Illuminance in the monitored area | Not less than 0.02 lux |
|
4 | Signal/noise ration | 50 dB or more |
|
5 | Auto aperture and auto electronic shutter | 1/1000 |
|
6 | Focal length | 4-8 mm for 1/3'' CCD |
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It is not recommended to use the frame resolution more than 352 x 288 (CIF) because it will result in large spend of recources and video will be compressed until 352 x 288 (CIF).