Semiconductor package structure

1. A semiconductor package structure, comprising:

an electronic device having a first active surface; and

a photonic device having a second active surface facing to and disposed on the first active surface of the electronic device,

wherein the photonic device has a first sidewall and a second sidewall opposite to the first sidewall, the first sidewall defines a space configured to connect to an optical component, the first sidewall does not overlap the electronic device in a cross-sectional view perspective, and the second sidewall overlaps the electronic device in the cross-sectional view perspective.

2. The semiconductor package structure as claimed in claim 1 , wherein the electronic device comprises a die and an encapsulant encapsulating the die, wherein the encapsulant has a first lateral side and a second lateral side opposite to the first lateral side, the first lateral side of the encapsulant is covered by the photonic device in the cross-sectional view perspective, and the second lateral side of the encapsulant is not covered by the photonic device in the cross-sectional view perspective.

3. The semiconductor package structure as claimed in claim 2 , further comprising a first conductive element connected to an active surface of the die, wherein the die is electrically connected to the photonic device through the first conductive element, and the encapsulant contacts the active surface of the die and encapsulates the first conductive element.

4. The semiconductor package structure as claimed in claim 3 , further comprising a plurality of second conductive elements disposed at a lateral side of the die, wherein the second conductive elements pass through the encapsulant.

5. The semiconductor package structure as claimed in claim 4 , wherein a top surface of the first conductive element and top surfaces of the second conductive elements are substantially coplanar.

6. The semiconductor package structure as claimed in claim 4 , wherein a top surface of the encapsulant and top surfaces of the second conductive elements are substantially coplanar.

7. The semiconductor package structure as claimed in claim 2 , further comprising a plurality of conductive elements disposed on a lateral side of the die and passing through the encapsulant, wherein a distance between two adjacent ones of the conductive elements is less than a distance between the die and either one of the two adjacent ones of the conductive elements.

8. The semiconductor package structure as claimed in claim 1 , wherein the optical component is separated from a portion of the photonic device by a gap.

9. The semiconductor package structure as claimed in claim 1 , further comprising a redistribution layer disposed between the electronic device and the photonic device, wherein the redistribution layer has a first lateral side and a second lateral side opposite to the first lateral side, the first lateral side of the redistribution layer is covered by the photonic device in the cross-sectional view perspective, and the second lateral side of the redistribution layer is not covered by the photonic device in the cross-sectional view perspective.

10. The semiconductor package structure as claimed in claim 9 , wherein the redistribution layer comprises a first conductive trace, a second conductive trace spaced apart from the first conductive trace, and a plurality of conductive vias connected to the first conductive trace and the second conductive trace, and the first conductive trace and the second conductive trace have different thicknesses.

11. The semiconductor package structure as claimed in claim 1 , wherein a bottom surface of the optical component is not aligned with a top surface of the electronic device.

12. The semiconductor package structure as claimed in claim 1 , further comprising:

a substrate supporting the electronic device and the photonic device; and

a heat sink connected to the photonic device and the substrate.

13. The semiconductor package structure as claimed in claim 12 , wherein a portion of the heat sink is disposed adjacent to a lateral side of the electronic device and a lateral side of the photonic device.

14. The semiconductor package structure as claimed in claim 12 , further comprising an electronic component disposed on the substrate and spaced apart from the electronic device.

15. A semiconductor package structure, comprising:

a photonic device having an active surface and a first sidewall angled with the active surface, the first sidewall comprising a recess structure proximal to the active surface and configured to accommodate a first optical component; and

an electronic device disposed under the active surface of the photonic device, wherein the electronic device comprises a semiconductor substrate and a through silicon via passing through the semiconductor substrate and electrically connected to the photonic device, the through silicon via comprises a conductive layer, and at least a portion of the conductive layer extends over a bottom surface of the semiconductor substrate.

16. The semiconductor package structure as claimed in claim 15 ,

wherein the through silicon via is covered by the photonic device.

17. The semiconductor package structure as claimed in claim 15 ,

further comprising:

a dielectric layer covering the conductive layer and the bottom surface of the semiconductor substrate; and

a conductive pad disposed under the dielectric layer and electrically connected to the conductive layer, wherein the conductive pad does not overlap the through silicon via in a cross-sectional view.

18. A semiconductor package structure, comprising:

a photonic device having an active surface and a first sidewall angled with the active surface, the first sidewall comprising a recess structure proximal to the active surface and configured to accommodate a first optical component;

an electronic device disposed under the active surface of the photonic device, wherein the electronic device comprises a semiconductor substrate and a through silicon via passing through the semiconductor substrate and electrically connected to the photonic device; and

a redistribution layer disposed between the photonic device and the semiconductor substrate, wherein the redistribution layer comprises a conductive trace electrically connected to the through silicon via and the photonic device.

19. The semiconductor package structure as claimed in claim 18 , further comprising a conductive pad disposed over the redistribution layer and overlapping the through silicon via, wherein the through silicon via is electrically connected to the photonic device through the conductive trace and the conductive pad.