Patents Assigned to Corephotonics Ltd.
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Patent number: 10670827Abstract: Digital cameras, optical lens modules for such digital cameras and methods for assembling lens elements in such lens modules. In various embodiments, the digital cameras comprise an optical lens module including N?3 lens elements Li, each lens element comprising a respective front surface S2i?1 and a respective rear surface S2i. In various embodiments the first lens element toward the object side, L1 and its respective front surfaces S1 have optical and/or mechanical properties, such as a clear aperture, a clear height and a mechanical height that are larger than respective properties of following lens elements and surfaces. This is done to achieve a camera with large aperture stop, given a lens and/or camera height.Type: GrantFiled: April 24, 2019Date of Patent: June 2, 2020Assignee: Corephotonics Ltd.Inventors: Gal Shabtay, Ephraim Goldenberg, Michael Dror, Itay Yedid, Gil Bachar
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Patent number: 10656396Abstract: Compact folded camera modules having auto-focus (AF) and optical image stabilization (OIS) capabilities and multi-aperture cameras including such modules. In an embodiment, a folded camera module includes an optical path folding element (OPFE) for folding light from a first optical path with a first optical axis to a second optical path with a second optical axis perpendicular to the first optical axis, an image sensor and a lens module carrying a lens with a symmetry axis parallel to the second optical axis. The lens module can be actuated to move in first and second orthogonal directions in a plane perpendicular to the first optical axis, the movement in the first direction being for auto-focus and the movement in the second direction being for OIS. The OPFE can be actuated to tilt for OIS.Type: GrantFiled: January 10, 2020Date of Patent: May 19, 2020Assignee: Corephotonics Ltd.Inventors: Ephraim Goldenberg, Gal Shabtay, Gal Avivi, Michael Dror, Gil Bachar, Itay Jerby, Itay Yedid
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Patent number: 10645286Abstract: Cameras with panoramic scanning range comprising a folded digital camera in which an optical path folding element (OPFE) that folds a first optical path from an object or scene into a second optical path substantially parallel with an optical axis of a lens of the folded camera, the OPFE being rotatable around the lens optical axis, and systems incorporating such cameras.Type: GrantFiled: February 13, 2018Date of Patent: May 5, 2020Assignee: Corephotonics Ltd.Inventors: Roy Fridman, Gil Bachar, Ruthy Katz, Itamar Zinger, Paz Ilan
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Patent number: 10620450Abstract: A dual-aperture zoom camera comprising a Wide camera with a respective Wide lens and a Tele camera with a respective Tele lens, the Wide and Tele cameras mounted directly on a single printed circuit board, wherein the Wide and Tele lenses have respective effective focal lengths EFLW and EFLT and respective total track lengths TTLW and TTLT and wherein TTLW/EFLW>1.1 and TTLT/EFLT<1.0. Optionally, the dual-aperture zoom camera may further comprise an optical OIS controller configured to provide a compensation lens movement according to a user-defined zoom factor (ZF) and a camera tilt (CT) through LMV=CT*EFLZF, where EFLZF is a zoom-factor dependent effective focal length.Type: GrantFiled: March 12, 2019Date of Patent: April 14, 2020Assignee: Corephotonics LtdInventors: Gal Shabtay, Ephraim Goldenberg
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Patent number: 10613303Abstract: Compact folded camera modules having auto-focus (AF) and optical image stabilization (OIS) capabilities and multi-aperture cameras including such modules. In an embodiment, a folded camera module includes an optical path folding element (OPFE) for folding light from a first optical path with a first optical axis to a second optical path with a second optical axis perpendicular to the first optical axis, an image sensor and a lens module carrying a lens with a symmetry axis parallel to the second optical axis. The lens module can be actuated to move in first and second orthogonal directions in a plane perpendicular to the first optical axis, the movement in the first direction being for auto-focus and the movement in the second direction being for OIS. The OPFE can be actuated to tilt for OIS.Type: GrantFiled: March 11, 2018Date of Patent: April 7, 2020Assignee: Corephotonics Ltd.Inventors: Ephraim Goldenberg, Gal Shabtay, Gal Avivi, Michael Dror, Gil Bachar, Itay Jerby, Itay Yedid
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Patent number: 10616484Abstract: A dual-aperture camera comprising a first camera having a first sensor and a first image signal processor (ISP), the first camera operative to output a first stream of frames, a second camera having a second sensor and a second ISP, the second camera operative to output a second stream of frames, and a synchronization and operation control module configurable to control operation of one camera in a fully operational mode and operation of the other camera in a partially operational mode and to output an output of the fully operational camera as a dual-aperture camera output, whereby the partially operational mode of the other camera reduces a dual-aperture camera the power consumption in comparison with a full operational mode of the other camera.Type: GrantFiled: June 12, 2017Date of Patent: April 7, 2020Assignee: Corephotonics Ltd.Inventors: Noy Cohen, Gal Shabtay, Oded Gigushinski, Nadav Geva, Anat Leshem, Gil Bachar
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Patent number: 10578948Abstract: Digital camera comprising an upright Wide camera configured to provide a Wide image with a Wide image resolution and a folded Tele camera configured to provide a Tele image with a Tele image resolution higher than the Wide image resolution, the Wide and Tele cameras having respective Wide and Tele fields of view FOVW and FOVT and respective Wide and Tele image sensors, the digital camera further comprising a rotating OPFE operative to provide a folded optical path between an object or scene and the Tele image sensor, wherein rotation of the OPFE moves FOVT relative to FOVW. In some embodiments, a rectangular FOVT is orthogonal to a rectangular FOVW. When included in a host device having a user interface that displays FOVT within FOVW, the user interface may be used to position FOVT relative to FOVW, scan FOVT across FOVW and acquire, store and display separate Wide and Tele images, composite Wide plus Tele images and stitched Tele images.Type: GrantFiled: December 5, 2016Date of Patent: March 3, 2020Assignee: Corephotonics Ltd.Inventors: Gal Shabtay, Ephraim Goldenberg, Eran Kali, Noy Cohen, Gil Avraham, Ruthy Katz
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Patent number: 10571665Abstract: Zoom digital cameras comprising a Wide sub-camera and a folded fixed Tele sub-camera. The folded Tele sub-camera may be auto-focused by moving either its lens or a reflecting element inserted in an optical path between its lens and a respective image sensor. The folded Tele sub-camera is configured to have a low profile to enable its integration within a portable electronic device.Type: GrantFiled: October 27, 2018Date of Patent: February 25, 2020Assignee: Corephotonics Ltd.Inventors: Gal Shabtay, Ephraim Goldenberg, Gal Avivi, Gil Bachar
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Patent number: 10571644Abstract: Digital cameras, optical lens modules for such digital cameras and methods for assembling lens elements in such lens modules. In various embodiments, the digital cameras comprise an optical lens module including N?3 lens elements Li, each lens element comprising a respective front surface S2i-1 and a respective rear surface S2i. In various embodiments the first lens element toward the object side, L1 and its respective front surfaces S1 have optical and/or mechanical properties, such as a clear aperture, a clear height and a mechanical height that are larger than respective properties of following lens elements and surfaces. This is done to achieve a camera with large aperture stop, given a lens and/or camera height.Type: GrantFiled: January 19, 2019Date of Patent: February 25, 2020Assignee: Corephotonics Ltd.Inventors: Gal Shabtay, Ephraim Goldenberg, Michael Dror, Itay Yedid, Gil Bachar
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Patent number: 10571666Abstract: Compact folded camera modules having auto-focus (AF) and optical image stabilization (OIS) capabilities and multi-aperture cameras including such modules. In an embodiment, a folded camera module includes an optical path folding element (OPFE) for folding light from a first optical path with a first optical axis to a second optical path with a second optical axis perpendicular to the first optical axis, an image sensor and a lens module carrying a lens with a symmetry axis parallel to the second optical axis. The lens module can be actuated to move in first and second orthogonal directions in a plane perpendicular to the first optical axis, the movement in the first direction being for auto-focus and the movement in the second direction being for OIS. The OPFE can be actuated to tilt for OIS.Type: GrantFiled: March 1, 2019Date of Patent: February 25, 2020Assignee: Corephotonics Ltd.Inventors: Ephraim Goldenberg, Gal Shabtay, Gal Avivi, Michael Dror, Gil Bachar, Itay Jerby, Itay Yedid
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Patent number: 10567666Abstract: A dual-aperture zoom digital camera operable in both still and video modes. The camera includes Wide and Tele imaging sections with respective lens/sensor combinations and image signal processors and a camera controller operatively coupled to the Wide and Tele imaging sections. The Wide and Tele imaging sections provide respective image data. The controller is configured to output, in a zoom-in operation between a lower zoom factor (ZF) value and a higher ZF value, a zoom video output image that includes only Wide image data or only Tele image data, depending on whether a no-switching criterion is fulfilled or not.Type: GrantFiled: June 7, 2019Date of Patent: February 18, 2020Assignee: Corephotonics Ltd.Inventors: Noy Cohen, Oded Gigushinski, Nadav Geva, Gal Shabtay, Ester Ashkenazi, Ruthy Katz, Ephraim Goldenberg
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Patent number: 10534153Abstract: Digital cameras, optical lens modules for such digital cameras and methods for assembling lens elements in such lens modules. In various embodiments, the digital cameras comprise an optical lens module including N?3 lens elements Li, each lens element comprising a respective front surface S2i?1 and a respective rear surface S2i. In various embodiments the first lens element toward the object side, L1 and its respective front surfaces S1 have optical and/or mechanical properties, such as a clear aperture, a clear height and a mechanical height that are larger than respective properties of following lens elements and surfaces. This is done to achieve a camera with large aperture stop, given a lens and/or camera height.Type: GrantFiled: January 20, 2019Date of Patent: January 14, 2020Assignee: Corephotonics Ltd.Inventors: Gal Shabtay, Ephraim Goldenberg, Michael Dror, Itay Yedid, Gil Bachar
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Patent number: 10509209Abstract: Zoom digital cameras comprising a Wide sub-camera and a folded fixed Tele sub-camera. The folded Tele sub-camera may be auto-focused by moving either its lens or a reflecting element inserted in an optical path between its lens and a respective image sensor. The folded Tele sub-camera is configured to have a low profile to enable its integration within a portable electronic device.Type: GrantFiled: May 3, 2019Date of Patent: December 17, 2019Assignee: Corephotonics Ltd.Inventors: Gal Shabtay, Ephraim Goldenberg, Gal Avivi, Gil Bachar
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Patent number: 10498961Abstract: Folded digital camera module comprising an optical path folding element (OPFE) for folding light from a first optical path with a first optical axis to a second optical path with a second optical axis perpendicular to the first optical axis, an image sensor, and a lens module carrying a lens with a symmetry axis parallel to the second optical axis. The camera module is adapted to perform optical image stabilization (OIS) involving at least one tilt motion of the OPFE tilt around an axis such that the OPFE tilt creates an image Roll movement and a shift movement, the OPFE tilt-created image Roll movement compensating for a folded camera module-induced Roll movement and the shift movement cancelable by a movement of the lens module.Type: GrantFiled: March 21, 2019Date of Patent: December 3, 2019Assignee: Corephotonics Ltd.Inventors: Ephraim Goldenberg, Gil Bachar, Itay Jerby, Gal Shabtay
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Patent number: 10488631Abstract: Actuators for rotating or tilting an optical element, for example an optical path folding element, comprising a voice coil motor (VCM) and a curved ball-guided mechanism operative to create a rotation or tilt movement of the optical element around a rotation axis upon actuation by the VCM. In some embodiments, an actuator includes two, first and second VCMs, and two curved ball-guided mechanisms operative to create rotation or tilt around respective first and second rotation axes.Type: GrantFiled: April 25, 2017Date of Patent: November 26, 2019Assignee: Corephotonics Ltd.Inventors: Gil Bachar, Itay Jerby, Itay Yedid
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Patent number: 10488630Abstract: An optical lens assembly includes five lens elements and provides a TTL/EFL<1.0. In an embodiment, the focal length of the first lens element f1<TTL/2, an air gap between first and second lens elements is smaller than half the second lens element thickness, an air gap between the third and fourth lens elements is greater than TTL/5 and an air gap between the fourth and fifth lens elements is smaller than about 1.5 times the fifth lens element thickness. All lens elements may be aspheric.Type: GrantFiled: March 8, 2019Date of Patent: November 26, 2019Assignee: Corephotonics LtdInventors: Michael Dror, Ephraim Goldenberg, Gal Shabtay
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Patent number: 10469735Abstract: Dual-aperture digital cameras with auto-focus (AF) and related methods for obtaining a focused and, optionally optically stabilized color image of an object or scene. A dual-aperture camera includes a first sub-camera having a first optics bloc and a color image sensor for providing a color image, a second sub-camera having a second optics bloc and a clear image sensor for providing a luminance image, the first and second sub-cameras having substantially the same field of view, an AF mechanism coupled mechanically at least to the first optics bloc, and a camera controller coupled to the AF mechanism and to the two image sensors and configured to control the AF mechanism, to calculate a scaling difference and a sharpness difference between the color and luminance images, the scaling and sharpness differences being due to the AF mechanism, and to process the color and luminance images into a fused color image using the calculated differences.Type: GrantFiled: January 17, 2019Date of Patent: November 5, 2019Assignee: Corephotonics Ltd.Inventors: Gal Shabtay, Noy Cohen, Nadav Geva, Oded Gigushinski, Ephraim Goldenberg
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Patent number: 10459205Abstract: Compact folded camera modules having auto-focus (AF) and optical image stabilization (OIS) capabilities and multi-aperture cameras including such modules. In an embodiment, a folded camera module includes an optical path folding element (OPFE) for folding light from a first optical path with a first optical axis to a second optical path with a second optical axis perpendicular to the first optical axis, an image sensor and a lens module carrying a lens with a symmetry axis parallel to the second optical axis. The lens module can be actuated to move in first and second orthogonal directions in a plane perpendicular to the first optical axis, the movement in the first direction being for auto-focus and the movement in the second direction being for OIS. The OPFE can be actuated to tilt for OIS.Type: GrantFiled: March 1, 2019Date of Patent: October 29, 2019Assignee: Corephotonics LtdInventors: Ephraim Goldenberg, Gal Shabtay, Gal Avivi, Michael Dror, Gil Bachar, Itay Jerby, Itay Yedid
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Patent number: 10437020Abstract: An optical lens assembly includes five lens elements and provides a TTL/EFL<1.0. In an embodiment, the focal length of the first lens element f1<TTL/2, an air gap between first and second lens elements is smaller than half the second lens element thickness, an air gap between the third and fourth lens elements is greater than TTL/5 and an air gap between the fourth and fifth lens elements is smaller than about 1.5 times the fifth lens element thickness. All lens elements may be aspheric.Type: GrantFiled: March 8, 2019Date of Patent: October 8, 2019Assignee: Corephotonics Ltd.Inventors: Michael Dror, Ephraim Goldenberg, Gal Shabtay
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Patent number: 10379371Abstract: Mechanisms for providing optical image stabilization in at least one direction as well as auto-focus in a digital camera comprise a plurality of springs mechanically coupled to at least a lens module carrying a lens of the digital camera, wherein the plurality of springs provides overall low stiffness to movement of the lens in two, first and second directions orthogonal to each other, and provides high stiffness to torsion of the lens module.Type: GrantFiled: June 25, 2018Date of Patent: August 13, 2019Assignee: Corephotonics LtdInventors: Gal Avivi, Itay Jerby