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1. (WO2018128815)
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CLAIMS

1 . A handheld device comprising:

an image capture subsystem comprising:

an image capture light source operable to emit visible light; and an image capture camera operable to capture an image of a scene illuminated by the visible light emitted by the image capture light source;

a depth sensing subsystem comprising:

a depth light source operable to emit infrared light; and

a depth camera operable to capture reflected infrared light after reflecting off objects in the scene, the reflected infrared light including at least some of the infrared light emitted from the depth light source;

wherein the image capture light source, the depth light source, and the depth camera are housed in a single integrated structure including a single transparent panel through which the visible light and the infrared light are propagated onto the scene, and through which the depth camera receives the reflected infrared light propagated from the scene.

2. The handheld device of claim 1 , wherein the handheld device is a mobile phone.

3. The handheld device of claim 2, wherein the mobile phone has an outer casing supporting the single integrated structure, and the image capture light source, the depth light source, and the depth camera face away from the casing.

4. The handheld device of claim 1 , wherein the depth sensing subsystem comprises a time-of-flight sensor including the depth light source and the depth camera.

5. The handheld device of claim 1 , comprising:

a diffuser optic positioned in an optical path of the visible light emitted by the image capture light source, the diffuser optic being configured to diffuse the visible light emitted by the image capture light source onto the scene.

6. The handheld device of claim 5, wherein the single transparent panel is a molded acrylic and the diffuser optic is incorporated in the single transparent panel.

7. The handheld device of claim 5, wherein the diffuser optic is a Fresnel lens.

8. The handheld device of claim 1 , wherein the image capture light source and the depth light source are semiconductor-based light sources.

9. The handheld device of claim 1 , wherein the image capture light source includes a light emitting diode.

10. The handheld device of claim 1 , wherein the depth light source includes a super-luminescent light emitting diode or laser diode.

1 1 . The handheld device of claim 1 , comprising:

a focusing optic positioned in an optical path of the infrared light emitted by the depth light source, the focusing optic being configured to focus the infrared light emitted by the depth light source onto the scene.

12. The handheld device of claim 1 , wherein the focusing optic is a collimation optic configured to collimate the infrared light emitted by the depth light source onto the scene.

13. The handheld device of claim 1 , wherein the focusing optic is a parabolic lens.

14. A single integrated structure including components of an image capture subsystem and a depth sensing subsystem comprising:

a first light source component operable to emit light of a first wavelength through a transparent window;

a second light source component operable to emit light of a second wavelength through the transparent window, the second wavelength being different from the first wavelength; and

a camera component operable to capture light through the transparent window, wherein the camera is operable to capture light of the second wavelength but not the first wavelength.

15. The single integrated structure of claim 14, wherein the image capture subsystem includes the first light source component, and the depth sensing subsystem includes the second light source component and the camera component.

16. The single integrated structure of claim 14, wherein the first wavelength corresponds to a visible portion of a light spectrum, and the second wavelength corresponds to an infrared portion of the light spectrum.

17. The single integrated structure of claim 14, comprising:

a first optic positioned in an optical path of the light of the first wavelength, the first optic being configured to diffuse the light of the first wavelength; and

a second optic positioned in an optical path of the light of the second wavelength, the second optic being configured to focus the light of the second wavelength.

18. The single integrated structure of claim 17, wherein the first optic is a Fresnel lens and the second optic is a parabolic lens.

19. The single integrated structure of claim 14, wherein the first light source component and the second light source component are semiconductor-based light sources.

20. A handheld device comprising:

a single integrated structure at least partially embedded in a casing of the handheld device, the single integrated structure including:

an light emitting diode operable to emit visible light through a transparent window;

a diffuser optic positioned in an optical path of the visible light emitted by the light emitting diode, the diffuser optic being configured to diffuse the visible light emitted by the light emitting diode through the transparent window and onto a scene;

a laser emitting diode operable to emit infrared laser light through the transparent window;

a focusing optic positioned in an optical path of the infrared laser light emitted by the laser emitting diode, the focusing optic being configured to focus the infrared laser light emitted by the laser emitting diode through the transparent window and onto the scene; and

a camera operable to capture reflected infrared light after reflecting off objects in the scene, the reflected infrared light including at least some of the infrared light emitted from the laser emitting diode and focused by the focusing optic.