Solid-state imaging device and electronic apparatus
The present technology relates to a solid-state imaging device and an electronic apparatus that enable simultaneous acquisition of a signal for generating a high dynamic range image and a signal for detecting a phase difference. The solid-state imaging device includes a plurality of pixel sets each including color filters of the same color, for a plurality of colors, each pixel set including a plurality of pixels. Each pixel includes a plurality of photodiodes PD. The present technology can be applied, for example, to a solid-state imaging device that generates a high dynamic range image and detects a phase difference, and the like.
1. A light detecting device comprising:
a first pixel set including:
first through sixteenth pixels arranged in a first four-by-four matrix in a plan view, each of the first through sixteenth pixels including two photoelectric conversion parts, and
a first charge holding part coupled to the two photoelectric conversion parts of at least four pixels of the first through sixteenth pixels in the first pixel set;
a second pixel set including:
seventeenth through thirty-second pixels arranged in a second four-by-four matrix in the plan view, each of the seventeenth through thirty-second pixels including two photoelectric conversion parts, and
a second charge holding part coupled to the two photoelectric conversion parts of at least four pixels of the seventeenth through thirty-second pixels in the second pixel set;
a third pixel set including:
thirty-third through forty-eighth pixels arranged in a third four-by-four matrix in the plan view, each of the thirty-third through forty-eighth pixels including two photoelectric conversion parts, and
a third charge holding part coupled to the two photoelectric conversion parts of at least four pixels of the thirty-third through forty-eighth pixels in the third pixel set; and
a fourth pixel set including:
forty-ninth through sixty-fourth pixels arranged in a fourth four-by-four matrix in the plan view, each of the forty-ninth through sixty-fourth pixels including two photoelectric conversion parts, and
a fourth charge holding part coupled to the two photoelectric conversion parts of at least four pixels of the forty-ninth through sixty-fourth pixels in the fourth pixel set;
wherein
the first, second, third, and fourth pixel sets are arranged in a two-by-two array in the plan view,
the first and fourth pixel sets are configured to produce pixel signals corresponding to light in a first range of wavelengths,
the second pixel set is configured to produce pixel signals corresponding to light in a second range of wavelengths different than the first range of wavelengths, and
the third pixel set is configured to produce pixel signals corresponding to light in a third range of wavelengths different than the first and second range of wavelengths.
2. The light detecting device according to claim 1 , wherein the first range of wavelengths corresponds to green light.
3. The light detecting device according to claim 1 , wherein the second range of wavelengths corresponds to red light.
4. The light detecting device according to claim 1 , wherein the third range of wavelengths corresponds to blue light.
5. The light detecting device according to claim 2 , wherein the second range of wavelengths corresponds to red light.
6. The light detecting device according to claim 5 , wherein the third range of wavelengths corresponds to blue light.
7. The light detecting device according to claim 1 , further comprising sixty-four on chip lenses respectively corresponding to the first through sixty-fourth pixels.
8. The light detecting device according to claim 1 , further comprising sixteen on chip lenses respectively corresponding to groups of four of the first through sixty-fourth pixels.
9. The light detecting device according to claim 1 , further comprising four on chip lenses respectively corresponding to groups of sixteen of the first through sixty-fourth pixels.
10. An imaging device comprising:
a pixel array including a first pixel set, a second pixel set, a third pixel set, and a fourth pixel set, and
at least one control circuit configured to drive the pixel array;
the first pixel set including:
first through sixteenth pixels arranged in a first four-by-four matrix in a plan view, each of the first through sixteenth pixels including two photoelectric conversion parts, and
a first charge holding part coupled to the two photoelectric conversion parts of at least four pixels of the first through sixteenth pixels in the first pixel set;
the second pixel set including:
seventeenth through thirty-second pixels arranged in a second four-by-four matrix in the plan view, each of the seventeenth through thirty-second pixels including two photoelectric conversion parts, and
a second charge holding part coupled to the two photoelectric conversion parts of at least four pixels of the seventeenth through thirty-second pixels in the second pixel set;
the third pixel set including:
thirty-third through forty-eighth pixels arranged in a third four-by-four matrix in the plan view, each of the thirty-third through forty-eighth pixels including two photoelectric conversion parts, and
a third charge holding part coupled to the two photoelectric conversion parts of at least four pixels of the thirty-third through forty-eighth pixels in the third pixel set; and
the fourth pixel set including:
forty-ninth through sixty-fourth pixels arranged in a fourth four-by-four matrix in the plan view, each of the forty-ninth through sixty-fourth pixels including two photoelectric conversion parts, and
a fourth charge holding part coupled to the two photoelectric conversion parts of at least four pixels of the forty-ninth through sixty-fourth pixels in the fourth pixel set;
wherein
the first, second, third, and fourth pixel sets are arranged in a two-by-two array in the plan view,
the first and fourth pixel sets are configured to produce pixel signals corresponding to light in a first range of wavelengths,
the second pixel set is configured to produce pixel signals corresponding to light in a second range of wavelengths different than the first range of wavelengths, and
the third pixel set is configured to produce pixel signals corresponding to light in a third range of wavelengths different than the first and second range of wavelengths.
11. The imaging device according to claim 10 , wherein the first range of wavelengths corresponds to green light.
12. The imaging device according to claim 10 , wherein the second range of wavelengths corresponds to red light.
13. The imaging device according to claim 10 , wherein the third range of wavelengths corresponds to blue light.
14. The imaging device according to claim 11 , wherein the second range of wavelengths corresponds to red light.
15. The imaging device according to claim 14 , wherein the third range of wavelengths corresponds to blue light.
16. The imaging device according to claim 10 , further comprising sixty-four on chip lenses respectively corresponding to the first through sixty-fourth pixels.
17. The imaging device according to claim 10 , further comprising sixteen on chip lenses respectively corresponding to groups of four of the first through sixty-fourth pixels.
18. The imaging device according to claim 10 , further comprising four on chip lenses respectively corresponding to groups of sixteen of the first through sixty-fourth pixels.