Patents by Inventor Faouzi Khechana
Faouzi Khechana has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11215815Abstract: A MEMS micro-mirror device includes, a single package; a first mirror and second mirror, wherein at least one of the mirrors is configured to oscillate along an oscillation axis; wherein both mirrors are located within the single package and are arranged such that as the at least one mirror oscillates, the light incident on the first micro-mirror can be deflected to the second mirror.Type: GrantFiled: March 14, 2016Date of Patent: January 4, 2022Assignee: GOOGLE LLCInventors: Nicolas Abele, Faouzi Khechana, Lucio Kilcher
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Patent number: 11114929Abstract: According to the present invention there is provided a device comprising a MEMS die and, a single magnet, wherein the MEMS die cooperates with the magnet, such that the MEMS die is submerged in a magnetic field provided by the magnet; wherein the magnet is a single multi-pole magnet.Type: GrantFiled: November 14, 2017Date of Patent: September 7, 2021Assignee: GOOGLE LLCInventors: Julien Gamet, Faouzi Khechana, Nicolas Abele
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Patent number: 11099379Abstract: A reflective device comprising, a comprising, a movable element which comprises a reflective surface, wherein the movable element can oscillate about at least one oscillation axis to scan light; one or more holder elements which co-operate with the movable element to hold the movable element in a manner which will allow the movable element to oscillate about the at least one oscillation axis to scan light, wherein the one or more holder elements are configured to define a region which can receive at least a portion of the movable element as the movable element oscillates when the reflective device is mounted on a surface; a magnetic element which is secured to a fixed part of the reflective device; one or more electrically conductive means positioned on the movable element so that one or more electrically conductive means can operatively co-operate with a magnetic field provided by the magnetic element to effect oscillation of the moveable element, wherein the one or more electrically conductive means are comType: GrantFiled: December 21, 2018Date of Patent: August 24, 2021Assignee: Google LLCInventors: Nicolas Abele, Faouzi Khechana, Julien Gamet
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Patent number: 10401640Abstract: A micro-projection system for projecting light on a projection surface, comprising: at least one coherent light source (101); optical elements (102, 108, 109) in the optical path between said coherent light source and said projection surface; said optical elements including at least one reflective member (102) actuated by a drive signal for deviating light from said light source so as to scan a projected image onto said projecting surface; said optical elements including at least one vibrating element (102) actuated by a vibrating signal so as to reduce speckle onto said projecting surface. The corresponding method for reducing speckle is also provided.Type: GrantFiled: August 24, 2015Date of Patent: September 3, 2019Assignee: North Inc.Inventors: Lucio Kilcher, Nicolas Abele, Faouzi Khechana
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Patent number: 10397535Abstract: An optical micro-projection system comprising the following components: at least one laser light source (200, 400, 402, 600); at least one movable mirror (102, 103, 203) for deviating light from said light source to allow generation of images on a projection surface (104, 301, 303, 306, 603); a self mixing module for measurement of the distance (604) between the projection source and a projection surface, said self mixing module comprising: —at least one photodiode (401, 601) for monitoring the light emission power of the laser light source; —an optical power variation counter for counting optical power variations (605); successive displacements of said mirror allowing the self mixing module providing successive projection distance measurements of a plurality of points of said projection surface. A projection method for optical micro-projection system and a distance measurement method are also provided.Type: GrantFiled: March 5, 2018Date of Patent: August 27, 2019Assignee: North Inc.Inventors: Lucio Kilcher, Faouzi Khechana
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Patent number: 10386630Abstract: A MEMS micro-mirror device comprising, a MEMS micro-mirror, a support structure and, a first and second torsional arm which each connect the MEMS micro-mirror to the support structure, wherein the first and second torsional arms are arranged to define a first oscillation axis about which the MEMS micro-mirror can oscillate; a single actuation coil for oscillating the MEMS micro mirror about the first oscillation axis, at least a portion of the single actuation coil being arranged to cooperate with the MEMS micro mirror; a magnet which is arranged such that a magnetic field generated by the magnet submerges at least the portion of the single actuation coil which cooperates with the MEMS micro mirror; wherein the single actuation coil is configured to extend along the first and second torsional arms.Type: GrantFiled: April 5, 2017Date of Patent: August 20, 2019Assignee: North Inc.Inventors: Julien Gamet, Faouzi Khechana
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Patent number: 10365477Abstract: A reflective device including a movable element which has a reflective surface, wherein the movable element can oscillate about at least one oscillation axis to scan light; one or more holder elements which co-operate with the movable element to hold the movable element in a manner which will allow the movable element to oscillate about the at least one oscillation axis to scan light, wherein the one or more holder elements are configured to define a region which can receive at least a portion of the movable element as the movable element oscillates when the reflective device is mounted on a surface; a magnetic element which is secured to a fixed part of the reflective device; one or more electrically conductive means positioned on the movable element so that one or more electrically conductive means can operatively co-operate with a magnetic field provided by the magnetic element to effect oscillation of the moveable element, wherein the one or more electrically conductive means are completely embedded in thType: GrantFiled: March 14, 2012Date of Patent: July 30, 2019Assignee: North Inc.Inventors: Nicolas Abele, Faouzi Khechana, Julien Gamet
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Publication number: 20190146212Abstract: A reflective device comprising, a comprising, a movable element which comprises a reflective surface, wherein the movable element can oscillate about at least one oscillation axis to scan light; one or more holder elements which co-operate with the movable element to hold the movable element in a manner which will allow the movable element to oscillate about the at least one oscillation axis to scan light, wherein the one or more holder elements are configured to define a region which can receive at least a portion of the movable element as the movable element oscillates when the reflective device is mounted on a surface; a magnetic element which is secured to a fixed part of the reflective device; one or more electrically conductive means positioned on the movable element so that one or more electrically conductive means can operatively co-operate with a magnetic field provided by the magnetic element to effect oscillation of the moveable element, wherein the one or more electrically conductive means are comType: ApplicationFiled: December 21, 2018Publication date: May 16, 2019Inventors: Nicolas Abele, Faouzi Khechana, Julien Gamet
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Patent number: 10281734Abstract: Optical MEMS scanning micro-mirror comprising: —a movable scanning micro-mirror (101), being pivotally connected to a MEMS body (102) substantially surrounding the lateral sides of the micro-mirror, —a transparent window (202) substantially covering the reflection side of the micro-mirror; —wherein a piezo-actuator assembly (500) and a layer of deformable transparent material (501) are provided on the outer portion of said window (202); —the piezo-actuator assembly (500) being arranged at the periphery of the layer of transparent material (501); —said piezo-actuator assembly (500) and transparent material (501) cooperating so that when actuated, the piezo-actuator assembly (500) causes micro-deformation of the transparent material (501), thereby providing an anti-speckle effect. The invention also provides the corresponding micro-projection system and method for reducing speckle.Type: GrantFiled: March 19, 2018Date of Patent: May 7, 2019Assignee: North IncInventors: Lucio Kilcher, Nicolas Abele, Faouzi Khechana
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Publication number: 20180332262Abstract: An optical micro-projection system comprising the following components: at least one laser light source (200, 400, 402, 600); at least one movable mirror (102, 103, 203) for deviating light from said light source to allow generation of images on a projection surface (104, 301, 303, 306, 603); a self mixing module for measurement of the distance (604) between the projection source and a projection surface, said self mixing module comprising: —at least one photodiode (401, 601) for monitoring the light emission power of the laser light source; —an optical power variation counter for counting optical power variations (605); successive displacements of said mirror allowing the self mixing module providing successive projection distance measurements of a plurality of points of said projection surface. A projection method for optical micro-projection system and a distance measurement method are also provided.Type: ApplicationFiled: March 5, 2018Publication date: November 15, 2018Applicant: INTEL CORPORATIONInventors: LUCIO KILCHER, FAOUZI KHECHANA
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Publication number: 20180226870Abstract: According to the present invention there is provided a device comprising a MEMS die and, a single magnet, wherein the MEMS die cooperates with the magnet, such that the MEMS die is submerged in a magnetic field provided by the magnet; wherein the magnet is a single multi-pole magnetType: ApplicationFiled: November 14, 2017Publication date: August 9, 2018Applicant: Intel CorporationInventors: Julien Gamet, Faouzi Khechana, Nicolas Abele
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Publication number: 20180210224Abstract: Optical MEMS scanning micro-mirror comprising:—a movable scanning micro-mirror (101), being pivotally connected to a MEMS body (102) substantially surrounding the lateral sides of the micro-mirror,—a transparent window (202) substantially covering the reflection side of the micro-mirror;—wherein a piezo-actuator assembly (500) and a layer of deformable transparent material (501) are provided on the outer portion of said window (202);—the piezo-actuator assembly (500) being arranged at the periphery of the layer of transparent material (501);—said piezo-actuator assembly (500) and transparent material (501) cooperating so that when actuated, the piezo-actuator assembly (500) causes micro-deformation of the transparent material (501), thereby providing an anti-speckle effect. The invention also provides the corresponding micro-projection system and method for reducing speckle.Type: ApplicationFiled: March 19, 2018Publication date: July 26, 2018Applicant: INTEL CORPORATIONInventors: LUCIO KILCHER, NICOLAS ABELE, FAOUZI KHECHANA
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Patent number: 9983401Abstract: According to the present invention there is provided a MEMS device comprising, a mirror which is connected to a fixed portion by means of a first and second torsional arm, each of the first and second torsional arms are configured such that they can twist about torsional axes so as to oscillate the mirror about a first oscillation axes, and wherein the first and second torsional arms are each configured to have two or more meanders and wherein the first and second torsional arms are arranged symmetrically relative to the first oscillation axis.Type: GrantFiled: May 16, 2016Date of Patent: May 29, 2018Assignee: INTEL CORPORATIONInventors: Nicolas Abele, Faouzi Khechana, Julien Gamet
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Publication number: 20180081167Abstract: A MEMS micro-mirror device comprising, a MEMS micro-mirror, a support structure and, a first and second torsional arm which each connect the MEMS micro-mirror to the support structure, wherein the first and second torsional arms are arranged to define a first oscillation axis about which the MEMS micro-mirror can oscillate; a single actuation coil for oscillating the MEMS micro mirror about the first oscillation axis, at least a portion of the single actuation coil being arranged to cooperate with the MEMS micro mirror; a magnet which is arranged such that a magnetic field generated by the magnet submerges at least the portion of the single actuation coil which cooperates with the MEMS micro mirror; wherein the single actuation coil is configured to extend along the first and second torsional arms.Type: ApplicationFiled: April 5, 2017Publication date: March 22, 2018Applicant: INTEL CORPORATIONInventors: JULIEN GAMET, FAOUZI KHECHANA
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Patent number: 9921415Abstract: Optical MEMS scanning micro-mirror comprising: —a movable scanning micro-mirror (101), being pivotally connected to a MEMS body (102) substantially surrounding the lateral sides of the micro-mirror, —a transparent window (202) substantially covering the reflection side of the micro-mirror; —wherein a piezo-actuator assembly (500) and a layer of deformable transparent material (501) are provided on the outer portion of said window (202); —the piezo-actuator assembly (500) being arranged at the periphery of the layer of transparent material (501); —said piezo-actuator assembly (500) and transparent material (501) cooperating so that when actuated, the piezo-actuator assembly (500) causes micro-deformation of the transparent material (501), thereby providing an anti-speckle effect. The invention also provides the corresponding micro-projection system and method for reducing speckle.Type: GrantFiled: April 21, 2015Date of Patent: March 20, 2018Assignee: INTEL CORPORATIONInventors: Lucio Kilcher, Nicolas Abele, Faouzi Khechana
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Patent number: 9912923Abstract: An optical micro-projection system comprising the following components: at least one laser light source (200, 400, 402, 600); at least one movable mirror (102, 103, 203) for deviating light from said light source to allow generation of images on a projection surface (104, 301, 303, 306, 603); a self mixing module for measurement of the distance (604) between the projection source and a projection surface, said self mixing module comprising: —at least one photodiode (401, 601) for monitoring the light emission power of the laser light source; —an optical power variation counter for counting optical power variations (605); successive displacements of said mirror allowing the self mixing module providing successive projection distance measurements of a plurality of points of said projection surface. A projection method for optical micro-projection system and a distance measurement method are also provided.Type: GrantFiled: June 20, 2016Date of Patent: March 6, 2018Assignee: INTEL CORPORATIONInventors: Lucio Kilcher, Faouzi Khechana
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Patent number: 9819253Abstract: According to the present invention there is provided a device comprising a MEMS die and, a single magnet, wherein the MEMS die cooperates with the magnet, such that the MEMS die is submerged in a magnetic field provided by the magnet; wherein the magnet is a single multi-pole magnet.Type: GrantFiled: October 25, 2012Date of Patent: November 14, 2017Assignee: INTEL CORPORATIONInventors: Julien Gamet, Faouzi Khechana, Nicolas Abele
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Publication number: 20170237956Abstract: An optical micro-projection system comprising the following components: at least one laser light source (200, 400, 402, 600); at least one movable mirror (102, 103, 203) for deviating light from said light source to allow generation of images on a projection surface (104, 301, 303, 306, 603); a self mixing module for measurement of the distance (604) between the projection source and a projection surface, said self mixing module comprising:—at least one photodiode (401, 601) for monitoring the light emission power of the laser light source;—an optical power variation counter for counting optical power variations (605); successive displacements of said mirror allowing the self mixing module providing successive projection distance measurements of a plurality of points of said projection surface. A projection method for optical micro-projection system and a distance measurement method are also provided.Type: ApplicationFiled: June 20, 2016Publication date: August 17, 2017Applicant: INTEL CORPORATIONInventors: LUCIO KILCHER, FAOUZI KHECHANA
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Patent number: 9651775Abstract: A MEMS micro-mirror device comprising, a MEMS micro-mirror, a support structure and, a first and second torsional arm which each connect the MEMS micro-mirror to the support structure, wherein the first and second torsional arms are arranged to define a first oscillation axis about which the MEMS micro-mirror can oscillate; a single actuation coil for oscillating the MEMS micro mirror about the first oscillation axis, at least a portion of the single actuation coil being arranged to cooperate with the MEMS micro mirror; a magnet which is arranged such that a magnetic field generated by the magnet submerges at least the portion of the single actuation coil which cooperates with the MEMS micro mirror; wherein the single actuation coil is configured to extend along the first and second torsional arms.Type: GrantFiled: December 20, 2012Date of Patent: May 16, 2017Assignee: INTEL CORPORATIONInventors: Julien Gamet, Faouzi Khechana
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Publication number: 20170048505Abstract: An optical micro-projection system comprising the following components: at least one laser light source (200, 400, 402, 600); at least one movable mirror (102, 103, 203) for deviating light from said light source to allow generation of images on a projection surface (104, 301, 303, 306, 603); a self mixing module for measurement of the distance (604) between the projection source and a projection surface, said self mixing module comprising:—at least one photodiode (401, 601) for monitoring the light emission power of the laser light source;—an optical power variation counter for counting optical power variations (605); successive displacements of said mirror allowing the self mixing module providing successive projection distance measurements of a plurality of points of said projection surface. A projection method for optical micro-projection system and a distance measurement method are also provided.Type: ApplicationFiled: June 20, 2016Publication date: February 16, 2017Applicant: INTEL CORPORATIONInventors: LUCIO KILCHER, FAOUZI KHECHANA