16-02-2017 дата публикации
Номер: US20170047457A1
Принадлежит:
A solid state imaging apparatus includes an insulation structure formed of an insulation substance penetrating through at least a silicon layer at a light receiving surface side, the insulation structure having a forward tapered shape where a top diameter at an upper portion of the light receiving surface side of the silicon layer is greater than a bottom diameter at a bottom portion of the silicon layer. Also, there are provided a method of producing the solid state imaging apparatus and an electronic device including the solid state imaging apparatus. 1. An imaging device , comprising:a first substrate including a photoelectric conversion element;a second substrate including a wiring layer and at least a part of a logic circuit; and wherein the first substrate is bonded to the second substrate,', 'wherein the insulation region includes a first insulation material and a second insulation material,', 'wherein the insulation region is disposed between the wiring layer of the second substrate and a light receiving side of the first substrate in a vertical direction, and', 'wherein the insulation region is disposed at a side of a scribe area., 'an insulation region penetrating through at least a silicon layer of the first substrate,'}2. The imaging device according to claim 1 , whereinthe first insulation material is selected from the group consisting of silicon nitride, hafnium oxide, aluminum oxide, zirconium oxide, tantalum oxide, titanium oxide, lanthanum oxide, praseodymium oxide, cerium oxide, neodymium oxide, promethium oxide, samarium oxide, europium oxide, gadolinium oxide, terbium oxide, dysprosium oxide, holmium oxide, thulium oxide, ytterbium oxide, lutetium oxide yttrium oxide.3. The imaging device according to claim 1 , whereinthe second insulation material is selected from silicon oxide, silicon nitride, silicon oxynitride and silicon carbide.4. The imaging device according to claim 1 , whereinthe first insulation material is hafnium oxide and the second ...
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