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US 9,754,989 B2Granted
Method for reading out multiple SRAM blocks with different column sizing in stitched CMOS image senor
OwnerSteven Huang, Christophe Ca Basset +3inventors
InventorsSteven Huang, Christophe Ca Basset, Sam Bagwell, Jonathan Bergey, Loc Truong
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Abstract
A stitched image sensor array on a semiconductor substrate with identical blocks that have wherein said first configuration includes enable inputs, which vary a function of the block depending on the connection to the enable inputs. The enable inputs can set an SRAM to receive different numbers of inputs.
Claims13
A stitched image sensor array, comprising:
- a semiconductor substrate;
- a first block, fabricated on the substrate, said first block having a first configuration that operates as part of an image sensor assembly;
- a second block, also fabricated on the substrate, the second block having the same first configuration as the first block, and being identical to the first block;
- wherein said first configuration includes enable inputs on both said first and second blocks,
- a first of said enable inputs being on a left side of the first block, and a connection of said first enable input detecting whether there is a neighboring block on the left side of the first block, and a second of said enable inputs being on a right side of the first block, and a connection of said second enable input detecting whether there is a neighboring block on the right side of the first block,
- the connection of said first and second enable inputs configuring said first block to function between being a left side block, a middle block, and a right side block, and each of the left side block, middle block, and right side block operate differently.
3 more elements
Dependencies are inferred from the claim text.