IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0096661
(2016-04-12)
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등록번호 |
US-10133909
(2018-11-20)
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우선권정보 |
TW-104111876 A (2015-04-14) |
발명자
/ 주소 |
|
출원인 / 주소 |
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대리인 / 주소 |
Muncy, Geissler, Olds & Lowe, P.C.
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인용정보 |
피인용 횟수 :
0 인용 특허 :
3 |
초록
▼
A composite substrate sensor device comprises: a first substrate sensing chip having an upper surface, a lower surface, side surfaces and sensing circuit cells; a second substrate surrounding the first substrate sensing chip; an insulating layer set comprising insulating layers and disposed on upper
A composite substrate sensor device comprises: a first substrate sensing chip having an upper surface, a lower surface, side surfaces and sensing circuit cells; a second substrate surrounding the first substrate sensing chip; an insulating layer set comprising insulating layers and disposed on upper surfaces of the second substrate and the first substrate sensing chip on a virtual common plane; sensing electrode cells disposed on an upper surface of the insulating layer set on a physical common plane substantially parallel to the virtual common plane; and interconnect wires formed in the insulating layer set and electrically connecting the sensing electrode cells to the sensing circuit cells, respectively, so that the sensing circuit cells sense an electric field variation of an approaching object through the sensing electrode cells and the interconnect wires.
대표청구항
▼
1. A composite substrate sensor device, comprising: a first substrate sensing chip having an upper surface, a lower surface, side surfaces connected to the upper surface and the lower surface and sensing circuit cells disposed below the upper surface;a second substrate surrounding the side surfaces
1. A composite substrate sensor device, comprising: a first substrate sensing chip having an upper surface, a lower surface, side surfaces connected to the upper surface and the lower surface and sensing circuit cells disposed below the upper surface;a second substrate surrounding the side surfaces of the first substrate sensing chip;an insulating layer set comprising insulating layers disposed on an upper surface of the second substrate and the upper surface of the first substrate sensing chip, wherein the upper surface of the second substrate and the upper surface of the first substrate sensing chip are disposed on a virtual common plane;sensing electrode cells disposed on an upper surface of the insulating layer set, wherein the upper surface of the insulating layer set is disposed on a physical common plane, and the virtual common plane is substantially parallel to the physical common plane; andinterconnect wires, which are formed in the insulating layer set and electrically connect the sensing electrode cells to the sensing circuit cells, respectively, so that the sensing circuit cells sense an electric field variation of an approaching object through the sensing electrode cells and the interconnect wires. 2. The composite substrate sensor device according to claim 1, further comprising: a second substrate sensing chip having an upper surface, a lower surface, side surfaces connected to the upper surface and the lower surface and second sensing circuit cells disposed below the upper surface of the second substrate sensing chip, wherein the second substrate surrounds the side surfaces of the second substrate sensing chip, the insulating layer set is disposed on the upper surface of the second substrate, the upper surface of the first substrate sensing chip and the upper surface of the second substrate sensing chip;second sensing electrode cells disposed on the upper surface of the insulating layer set and the upper surface of the second substrate sensing chip; andsecond interconnect wires, which are formed in the insulating layer set, and electrically connect the second sensing electrode cells to the second sensing circuit cells, respectively, so that the second sensing circuit cells sense the electric field variation of the approaching object through the second sensing electrode cells and the second interconnect wires in conjunction with the sensing circuit cells. 3. The composite substrate sensor device according to claim 1, wherein the insulating layer set comprises three insulating layers. 4. The composite substrate sensor device according to claim 1, wherein the sensing circuit cells are arranged into a first array, the sensing electrode cells are arranged into a second array, each of the first array and the second array has an X-axis and a Y-axis perpendicular to each other, a dimension of the first array on the X-axis is smaller than or equal to a dimension of the second array on the X-axis, and a dimension of the first array on the Y-axis is smaller than or equal to a dimension of the second array on the Y-axis. 5. The composite substrate sensor device according to claim 1, wherein the sensing circuit cells are arranged into a first array, the sensing electrode cells are arranged into a second array, each of the first array and the second array has an X-axis and a Y-axis perpendicular to each other, a dimension of the first array on the X-axis is substantially equal to a dimension of the second array on the X-axis, a dimension of the first array on the Y-axis smaller than or equal to a dimension of the second array on the Y-axis. 6. The composite substrate sensor device according to claim 1, further comprising a device protection layer, which is disposed on the insulating layer set and the sensing electrode cells and directly or indirectly contacts with the object. 7. The composite substrate sensor device according to claim 1, wherein the sensing electrode cells are distributed over the first substrate sensing chip and the second substrate so that an area of the first substrate sensing chip is minimized without sacrificing a physical sensing area of the composite substrate sensor device. 8. The composite substrate sensor device according to claim 1, further comprising an electroconductive partitioning layer, which is disposed between the sensing electrode cell and the sensing circuit cell and coupled to a constant potential, and isolates the sensing electrode cell and the sensing circuit cell from interfering with each other. 9. The composite substrate sensor device according to claim 1, further comprising: an electric field emitting cell, which is disposed on the upper surface of the insulating layer set, and disposed outside an array constituted by the sensing electrode cells, wherein the electric field emitting cell is coupled to a signal source and generates an electric field. 10. The composite substrate sensor device according to claim 9, further comprising a cover plate covering the electric field emitting cell.
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