Imaging device and electric device
View Patent ↗An imaging device according to the embodiments of the present disclosure has a display including a wiring layer; a camera located at a back side of the display, the camera including an optical lens and an imaging sensor to sense the light through the display to create an image; an optical element between the display and the camera, wherein the optical element filters the light through the display and passes the filtered light to the camera, and the optical element reduces a diffraction due to the wiring layer.
1. An imaging device, comprising:
a display including a wiring layer;
a camera located at a back side of the display, the camera including an optical lens and an imaging sensor to sense the light through the display to create an image; and
an optical element between the display and the camera, wherein the optical element filters the light through the display and passes the filtered light to the camera, and the optical element reduces a diffraction due to the wiring layer,
wherein the optical element includes an optical mask that has a mask region to shield the light from the display to the camera, wherein a masking pattern of the mask region corresponds to a wiring pattern of wires of the wiring layer, and wherein the mask region of the masking pattern satisfies at least one of:
the mask region of the masking pattern being provided for every other line of the wires of the wiring pattern;
the mask region of the masking pattern being provided for a plurality of the wires of the wiring pattern of the wiring layer;
the mask region being enlarged in areas behind around intersections of the wires; or
the mask region being formed in areas behind around the intersections of the wires and the mask region being not formed in the other areas.
2. The imaging device according to claim 1 , wherein the optical mask further includes a transparent region which passes the light from the display to the camera, and a gradation region which partially passes the light from the display to the camera, wherein a transmittance of the light in the gradation region is gradually increased as approaching the transparent region from the mask region.
3. The imaging device according to claim 1 , wherein the masking pattern of the mask region coincides with the wiring pattern of the wires.
4. The imaging device according to claim 1 , wherein the optical element is attached to the display.
5. The imaging device according to claim 1 , wherein the optical element is incorporated in the display.
6. The imaging device according to claim 1 , wherein the optical element includes a diffuser to diffuse the light from the display to the camera.
7. The imaging device according to claim 1 , wherein the optical element flattens a back surface of the wiring layer of the display.
8. The imaging device according to claim 7 , wherein the optical element is filled to concave parts of the wiring layer.
9. The imaging device according to claim 1 , wherein the camera is placed in a middle area of the display.
10. An electric device, comprising:
an imaging device, comprising:
a display including a wiring layer;
a camera located at a back side of the display, the camera including an optical lens and an imaging sensor to sense the light through the display to create an image;
an optical element between the display and the camera, wherein the optical element filters the light through the display and passes the filtered light to the camera, and the optical element reduces a diffraction due to the wiring layer; and
an image correction circuitry configured to correct the image created by the camera,
wherein the optical element includes an optical mask that has a mask region to shield the light from the display to the camera, wherein a masking pattern of the mask region corresponds to a wiring pattern of wires of the wiring layer, and wherein the mask region of the masking pattern satisfies at least one of:
the mask region of the masking pattern being provided for every other line of the wires of the wiring pattern;
the mask region of the masking pattern being provided for a plurality of the wires of the wiring pattern of the wiring layer;
the mask region being enlarged in areas behind around intersections of the wires; or
the mask region being formed in areas behind around the intersections of the wires and the mask region being not formed in the other areas.
11. The electric device according to claim 10 , wherein the image correction circuitry executes an image correction process to improve a sharpness of the image.
12. The electric device according to claim 11 , wherein the image correction circuitry is integrated in the imaging sensor.
13. The electric device according to claim 11 , wherein the image correction circuitry is incorporated in the wiring layer.