IP Library Granted Patent US 11,523,034
Granted Patent B2
US 11,523,034 · App. 15/041,015 · Granted Dec 6, 2022

Imaging apparatus

Inventors: Marko Eromäki (Tampere, FI); Mikko Juhola (Muurla, FI); Eero Salmelin (Tampere, FI)
Assignee: Microsoft Technology Licensing, LLC
H04N5/2254G02B7/04G02B7/09G02B13/001G02B27/646G03B5/00G03B5/06G03B13/36G03B17/04H02K41/0354H02N2/02H04N5/2252H04N5/2253H04N5/23287G03B2205/0023H04M1/0264
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Quick Facts
Patent No.
US 11,523,034
App. No.
15/041,015
Granted
Dec 6, 2022
Kind
B2
Abstract

The imaging apparatus comprises a retractable structure with active and inactive positions. An outermost lens group and a lens group actuator are movable along an optical axis. In the inactive position the lens group and the lens group actuator reside close to an image sensor. The lens group actuator is positioned to the same level as the image sensor. In the active position the outermost lens group and the lens group actuator are further from the image sensor along the optical axis. The retractable structure may protrude from the device, covering the imaging apparatus. In one example the structure is reversed, the image sensor protrudes from the device while the outermost lens group is fixed to the device body.

Claims (57)

1. An imaging apparatus, comprising:

a device body;

a first lens group on an optical axis;

a group of actuators configured to move the first lens group, the group of actuators comprising a first actuator and a second actuator, the first lens group being substantially surrounded by each of the first actuator and the second actuator, the first actuator is configured to move the second actuator and the first lens group or the second actuator is configured to move the first actuator and the first lens group;

an image sensor group on the optical axis; and

a third actuator configured to adjust the distance between the group of actuators and the image sensor group, wherein the third actuator is static relative to the optical axis,

the first lens group and the group of actuators having an active position and an inactive position in relation to the image sensor group along the optical axis, wherein in the inactive position the image sensor group and the group of actuators are nested.

2. The imaging apparatus according to claim 1 , wherein the first actuator is an autofocus actuator and the second actuator is an optical image stabilizer.

3. The imaging apparatus according to claim 2 , wherein in the inactive position a portion of the autofocus actuator is at the same level as the image sensor group.

4. The imaging apparatus according to claim 2 , wherein in the inactive position a portion of the autofocus actuator and a portion of the optical image stabilizer are at the same level as the image sensor group.

5. The imaging apparatus according to claim 1 , comprising a device body, wherein

the image sensor group is attached inside the device body;

the group actuators are movable along the optical axis in relation to the image sensor group and the device body.

6. An imaging apparatus according to claim 1 , comprising a device body having a transparent surface,

the first lens group being attached inside the device body facing the transparent surface and an optical field of vision passing through the transparent surface; and

the image sensor group is movable in relation to the first lens and the device body, wherein:

in the active position the image sensor group protrudes from the device body along the optical axis; and

in the inactive position the image sensor group is inside the device body.

7. The imaging apparatus according to claim 1 , wherein the second actuator is between the first actuator and the third actuator.

8. The imaging apparatus according to claim 7 , in the active position, the first lens group and the first actuator protrude from the device body along the optical axis and the second actuator remains inside the device body.

9. The imaging apparatus according to claim 1 , wherein the image sensor group comprises a curved image sensor.

10. The imaging apparatus according to claim 1 , wherein the first actuator is circular in shape.

11. The imaging apparatus according to claim 1 , wherein in the inactive position the image sensor group and the group of actuators are nested inside the device body.

12. The imaging apparatus according to claim 1 , wherein an optical zoom factor is altered by an actuator configured inside the first lens group.

13. A device, comprising:

a device body having a retractable element;

a first lens group on an optical axis and a group of actuators configured to move the first lens group, the group of actuators comprising a first actuator and a second actuator, the first lens group being surrounded by each of the first actuator and the second actuator, the first actuator is configured to move the second actuator and the first lens group or the second actuator is configured to move the first actuator and the first lens group;

an image sensor group comprising an image sensor on the optical axis;

the retractable element having an active position and an inactive position, wherein in the inactive position the image sensor group and the group of actuators are nested; and

a lifting mechanism configured to alter the distance between the first lens group and the image sensor group, wherein the lifting mechanism is static relative to the optical axis, the lifting mechanism configured to move the retractable element between the active position and the inactive position.

14. The device according to claim 13 , wherein in the active position, the first lens group and the first actuator protrudes from the device body causing a distance between the first lens group and the image sensor group.

15. The device according to claim 13 , wherein the device body comprises a transparent surface,

the first lens group is attached inside the device body facing the transparent surface and an optical field of vision passing through the transparent surface; and

the image sensor group is attached to the retractable element, wherein the image sensor group is movable in relation to the first lens group and the device body, wherein:

in the active position the image sensor group protrudes from the device body along the optical axis; and

in the inactive position the image sensor group is inside the device body.

16. The device according to claim 13 , wherein

the image sensor group is attached inside the device body;

the first lens group and the group of actuators are connected to the retractable element and the first lens group and the group of actuators are movable along the optical axis in relation to the image sensor group and the device body.

17. A system comprising:

a device body;

a first lens group on an optical axis;

an image sensor group on the optical axis; and

a group of actuators configured to move the first lens group, the group of actuators comprising a first actuator and a second actuator, the first lens group being surrounded by the first actuator and the second actuator, the first actuator is configured to move the second actuator and the first lens group or the second actuator is configured to move the first actuator and the first lens group;

a third actuator configured to adjust the distance between the group of actuators and the image sensor group along the optical axis, wherein the third actuator is static relative to the optical axis, and wherein the second actuator is between the first actuator and the third actuator,

the first lens group and the group of actuators having an active position and an inactive position in relation to the image sensor group along the optical axis, wherein:

in the inactive position the image sensor group and the group of actuators are within the device body; and

in the active position, the first lens group and the first actuator protrude from the device body along the optical axis and the second actuator remains inside the device body.

18. The system according to claim 17 , wherein the actuator is an autofocus actuator and the second actuator is an optical image stabilizer, wherein in the inactive position a portion of the autofocus actuator and a portion of the optical image stabilizer are at the same level with the image sensor group.

19. The system according to claim 17 , wherein:

the image sensor group is attached inside the device body; and

the first lens group and the group of actuators are movable along the optical axis in relation to the image sensor group and the device body.

20. The system according to claim 17 , comprising a device body having a transparent surface,

the first lens group being attached inside the device body facing the transparent surface and an optical field of vision passing through the transparent surface; and

the image sensor group is movable in relation to the first lens and the device body, wherein:

in the active position the image sensor group protrudes from the device body along the optical axis; and

in the inactive position the image sensor group is inside the device body.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 10, 2016
From: EROMÄKI, MARKO; JUHOLA, MIKKO; SALMELIN, EERO
To: MICROSOFT TECHNOLOGY LICENSING, LLC
Reel/Frame 037699/0126 →
Continuity (1)
Related Publication 20170230552A1 · Aug 10, 2017