An image sensor and circuit for image sensor
An image sensor and a circuit for the image sensor are provided. The image sensor may include an image sensor pixel array. Each image sensor pixel in the array may be a global shutter pixel includinga first transistor and a second transistor substantially larger than the first transistor. The second...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | An image sensor and a circuit for the image sensor are provided. The image sensor may include an image sensor pixel array. Each image sensor pixel in the array may be a global shutter pixel includinga first transistor and a second transistor substantially larger than the first transistor. The second transistor may receive a row control signal from a peripheral row driver formed at an edge of thearray. Each pixel may also include a local driver circuit interposed between the peripheral row driver and the second transistor. Each local driver circuit may include a pull-down transistor for driving a row control signal to a low level and a pull-up transistor for driving the row control signal to a high level. Each local driver may optionally be shared between two or more adjacent pixels in agiven row. The local driver helps to reduce the total capacitive load at the output of the peripheral row driver, and thus may help to improve row driver performance and minimize integration time.
提供了一种图像传感器和用于图像传感器的电路,该图像传感器可包 |
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