Solid-state imaging device
View Patent ↗A solid-state imaging device includes a sharing pixel block having k (where k is a natural number other than 1) pixel transistors corresponding to n (where n is a natural number other than 1) pixels and a row-selection circuit configured to select the pixel transistors every row in the sharing pixel block using logic of an address signal and a timing signal. In this solid-state imaging device, in a case of a 1/n row decimation operation in which a signal is read every n rows, the row-selection circuit simultaneously performs shutter operations for n rows corresponding to the k pixel transistors included in the sharing pixel block using an input of a simultaneous-shutter-operation signal.
1. A solid-state imaging device comprising:
a sharing pixel block including k pixel transistors, where k is a natural number other than 1, corresponding to n pixels, where n is a natural number other than 1; and
a row-selection circuit configured to select the pixel transistors for every row in the sharing pixel block using logic of an address signal and a timing signal,
wherein,
when a 1/n row decimation operation in which a signal is read every n rows, the row-selection circuit simultaneously performs shutter operations for n rows corresponding to the k pixel transistors included in the sharing pixel block using an input of a simultaneous-shutter-operation signal, and
row decimation is based on two control signals, one of which is an unused-pixel-reset signal and the other of which is the simultaneous-shutter operation signal.
2. The solid-state imaging device according to claim 1 , wherein the shutter operations to be simultaneously performed for signals obtained from rows to be decimated in the decimation operation are simultaneously performed in a reading period for pixels that are not used for an image output.
3. A solid-state imaging device comprising:
a sharing pixel block including k pixel transistors, where k is a natural number other than 1, corresponding to 4n pixels, where n is a natural number; and
a row-selection circuit configured to select the pixel transistors for every row in the sharing pixel block using logic of an address signal and a timing signal,
wherein,
when a 1/4n row decimation operation in which a signal is read every 4n rows, the row-selection circuit simultaneously performs shutter operations for 4n rows corresponding to the k pixel transistors included in the sharing pixel block using an input of a simultaneous-shutter-operation signal, and
row decimation is based on two control signals, one of which is an unused-pixel-reset signal and the other of which is the simultaneous-shutter operation signal.
4. A solid-state imaging device comprising:
a sharing pixel block including k pixel transistors, where k is a natural number other than 1, corresponding to 4(n−1) pixels, where n is a natural number other than 1; and
a row-selection circuit configured to select the pixel transistors for every row in the sharing pixel block using logic of an address signal and a timing signal,
wherein,
when a 1/(4n−3) row decimation operation in which a signal is read every (4n−3) rows, the row-selection circuit simultaneously performs shutter operations for 4(n−1) rows corresponding to the k pixel transistors included in the sharing pixel block using an input of a simultaneous-shutter-operation signal, and
row decimation is based on decoding of two control signals, one of which is an unused-pixel-reset signal and the other of which is the simultaneous-shutter operation signal.
5. A solid-state imaging device comprising:
a sharing pixel block including k pixel transistors, where k is a natural number other than 1, corresponding to 4(n−1) pixels, where n is a natural number other than 1; and
a row-selection circuit configured to select the pixel transistors for every row in the sharing pixel block using logic of an address signal and a timing signal,
wherein,
when a 1/(4n−3) row decimation operation in which a signal is read every (4n−3) rows, the row-selection circuit simultaneously performs shutter operations for 8(n−1) rows corresponding to 2k pixel transistors corresponding to two sharing pixel blocks using an input of a simultaneous-shutter-operation signal, and
row decimation is based on decoding of two control signals, one of which is an unused-pixel-reset signal and the other of which is the simultaneous-shutter operation signal.
6. A solid-state imaging device comprising:
a sharing pixel block including k pixel transistors, where k is a natural number other than 1, corresponding to 4(n−1) pixels, where n is a natural number other than 1; and
a row-selection circuit configured to select the pixel transistors for every row in the sharing pixel block using logic of an address signal and a timing signal,
wherein,
when a 1/(4n−3) row decimation operation in which a signal is read every (4n−3) rows, the row-selection circuit simultaneously performs shutter operations for 12(n−1) rows corresponding to 3k pixel transistors corresponding to three sharing pixel blocks using an input of a simultaneous-shutter-operation signal, and
row decimation is based on decoding of two control signals, one of which is an unused-pixel-reset signal and the other of which is the simultaneous-shutter operation signal.
7. A solid-state imaging device comprising:
a sharing pixel block including k pixel transistors, where k is a natural number other than 1, corresponding to 4(n−1) pixels, where n is a natural number other than 1; and
a row-selection circuit configured to select the pixel transistors for every row in the sharing pixel block using logic of an address signal and a timing signal,
wherein,
when a 1/(4n−2) row decimation operation in which a signal is read every (4n−2) rows, the row-selection circuit simultaneously performs shutter operations for 4(n−1) rows corresponding to the k pixel transistors included in the sharing pixel block using an input of a simultaneous-shutter-operation signal, and
row decimation is based on two control signals, one of which is an unused-pixel-reset signal and the other of which is the simultaneous-shutter operation signal.
8. A solid-state imaging device comprising:
a sharing pixel block including k pixel transistors, where k is a natural number other than 1, corresponding to 8(n−1) pixels, where n is a natural number other than 1; and
a row-selection circuit configured to select the pixel transistors for every row in the sharing pixel block using logic of an address signal and a timing signal,
wherein,
when a 1/(4n−2) row decimation operation in which a signal is read every (4n−2) rows, the row-selection circuit simultaneously performs shutter operations for 8(n−1) rows corresponding to the k pixel transistors included in the sharing pixel block using an input of a simultaneous-shutter-operation signal, and
row decimation is based on two control signals, one of which is an unused-pixel-reset signal and the other of which is the simultaneous-shutter operation signal.
9. A solid-state imaging device comprising:
a sharing pixel block including k pixel transistors, where k is a natural number other than 1, corresponding to 4(n+1) pixels, where n is a natural number other than 1; and
a row-selection circuit configured to select the pixel transistors for every row in the sharing pixel block using logic of an address signal and a timing signal,
wherein,
when a 1/(4n−2) row decimation operation in which a signal is read every (4n−2) rows, the row-selection circuit simultaneously performs shutter operations for 4(n+1) rows corresponding to the k pixel transistors included in the sharing pixel block using an input of a simultaneous-shutter-operation signal, and
row decimation is based on two control signals, one of which is an unused-pixel-reset signal and the other of which is the simultaneous-shutter operation signal.
10. A solid-state imaging device comprising:
a sharing pixel block including k pixel transistors, where k is a natural number other than 1, corresponding to 4(n−1) pixels, where n is a natural number other than 1; and
a row-selection circuit configured to select the pixel transistors for every row in the sharing pixel block using logic of an address signal and a timing signal,
wherein,
when a 1/(4n−1) row decimation operation in which a signal is read every (4n−1) rows, the row-selection circuit simultaneously performs shutter operations for 4(n−1) rows corresponding to the k pixel transistors included in the sharing pixel block using an input of a simultaneous-shutter-operation signal, and
row decimation is based on two control signals, one of which is an unused-pixel-reset signal and the other of which is the simultaneous-shutter operation signal.
11. A solid-state imaging device comprising:
a sharing pixel block including k pixel transistors, where k is a natural number other than 1, corresponding to 8(n−1) pixels, where n is a natural number other than 1; and
a row-selection circuit configured to select the pixel transistors for every row in the sharing pixel block using logic of an address signal and a timing signal,
wherein,
when a 1/(4n−1) row decimation operation in which a signal is read every (4n−1) rows, the row-selection circuit simultaneously performs shutter operations for 8(n−1) rows corresponding to the k pixel transistors included in the sharing pixel block using an input of a simultaneous-shutter-operation signal, and
row decimation is based on two control signals, one of which is an unused-pixel-reset signal and the other of which is the simultaneous-shutter operation signal.
12. A solid-state imaging device comprising:
a sharing pixel block including k pixel transistors, where k is a natural number other than 1, corresponding to 4(n+1) pixels, where n is a natural number other than 1; and
a row-selection circuit configured to select the pixel transistors for every row in the sharing pixel block using logic of an address signal and a timing signal,
wherein,
when a 1/(4n−1) row decimation operation in which a signal is read every (4n−1) rows, the row-selection circuit simultaneously performs shutter operations for 4(n+1) rows corresponding to the k pixel transistors included in the sharing pixel block using an input of a simultaneous-shutter-operation signal, and
row decimation is based on two control signals, one of which is an unused-pixel-reset signal and the other of which is the simultaneous-shutter operation signal.