Patent ID: 9191026
Filing Date: 2015-11-17
Classification: H03M,H04N

Abstract:
1. An image sensor comprising: a plurality of pixel blocks including pixel elements, wherein each pixel element is configured to generate an analog signal corresponding to an intensity of light impinged on the pixel element; a plurality of analog to digital, A/D, converters connected to each of the pixel block, wherein each A/D converter is configured to sample a corresponding average value of an input analog signal and convert the input analog signal to a digital signal based on a predetermined activation code that determines which A/D converters of the plurality of A/D converters are activated; and a plurality of multiplexers, wherein each multiplexer is connected to the pixel block and the plurality of A/D converters and is configured to sequentially select and distribute the analog signal and subsequent analog signals obtained from the pixel block to the plurality of A/D converters in a cycle of A/D conversion.