Patent ID: 8837216

Claim:
A non-volatile storage apparatus, comprising: a first bit line; a plurality of word lines; a first selection line; a second selection line; a first NAND string connected to the first bit line, the first NAND string includes a plurality of non-volatile storage elements and a first selection gate; and a second NAND string connected to the first bit line, the second NAND string includes a plurality of non-volatile storage elements and a second selection gate, the word lines are connected to the first NAND string and the second NAND string; the first selection gate and the second selection gate each include a substrate layer, a first dielectric layer above the substrate layer, a first conductive layer above the first dielectric layer, a second dielectric layer above the first conductive layer, a second conductive layer above the second dielectric layer, and a third conductive layer that is physically separate from the second conductive layer and above the second dielectric layer; the second dielectric layer of the first selection gate includes a first aperture on a first side of the second dielectric layer that is filled by conductive material that connects the first conductive layer to the second conductive layer, the third conductive layer of the first selection gate is electrically insulated from the first conductive layer of the first selection gate; the second dielectric layer of the second selection gate includes a second aperture on a second side of the second dielectric layer that is filled by conductive material that connects the first conductive layer to the third conductive layer, the second conductive layer of the second selection gate is electrically insulated from the first conductive layer of the second selection gate; the second conductive layer of the first selection gate and the second conductive layer of the second conductive gate comprise a portion of the first selection line; and the third conductive layer of the first selection gate and the third conductive layer of the second conductive gate comprise a portion of the second selection line.