Global shutter pixel unit and signal acquisition method thereof
A pixel unit and global shutter technology, applied in the field of image sensors, to achieve the effect of wide application range and high dynamic range
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[0039] In order to make the content of the present invention clearer and easier to understand, the content of the present invention will be further described below in conjunction with the accompanying drawings. Of course, the present invention is not limited to this specific embodiment, and general replacements known to those skilled in the art are also covered within the protection scope of the present invention.
[0040] figure 2 is a block diagram of the global shutter pixel unit of the present invention, image 3 It is a schematic circuit diagram of the global shutter pixel unit of the present invention.
[0041] like figure 2 As shown, the global shutter pixel unit includes a photodiode 10 , a signal reading circuit 20 , a signal holding circuit 30 and a signal output circuit 40 connected in sequence. Wherein, the photosensitive diode 10 is used for converting the light signal it receives into an electrical signal. The signal reading circuit is used to successively re...
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