Patents by Inventor Alex J. Lehmann
Alex J. Lehmann 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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Publication number: 20230142264Abstract: Embodiments are directed to an electronic device that includes a cover and a haptic module positioned below the cover. The haptic module includes a substrate positioned below the cover and offset from the cover, a spacer positioned between the substrate and the cover and coupling the substrate to the cover, and a piezoelectric element positioned on a surface of the substrate and offset from the cover to define a gap between the piezoelectric element and the cover. The electronic device can also include a sensor coupled to the cover and configured to detect an input, and a processing unit operably coupled to the piezoelectric element and configured to cause the piezoelectric element to deflect the cover in response to the sensor detecting the input.Type: ApplicationFiled: August 30, 2022Publication date: May 11, 2023Inventors: Alex J. Lehmann, Joonas I. Ponkala, Keith J. Hendren, Xian Wang, Yu-Lin Kao, Kevin C. Armendariz
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Patent number: 11619976Abstract: A device may include a display portion that includes a display housing and a display at least partially within the display housing. The device may also include a base portion pivotally coupled to the display portion and including a bottom case, a top case coupled to the bottom case and defining an array of raised key regions, and a sensing system below the top case and configured to detect an input applied to a raised key region of the array of raised key regions.Type: GrantFiled: July 28, 2022Date of Patent: April 4, 2023Assignee: APPLE INC.Inventors: Paul X. Wang, Alex J. Lehmann, Zheng Gao
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Publication number: 20230015526Abstract: An input device for an electronic device includes an enclosure and a top member defining an input surface having multiple differentiated input regions. The input device further includes a first force sensing system associated with a first area of the top member and including a first group of the differentiated input regions, and a second force sensing system associated with a second area of the top member and including a second group of the differentiated input regions. The input device further includes a touch sensing system configured to determine which input region from the first group of the differentiated input regions corresponds to the first force input and to determine which input region from the second group of the differentiated input regions corresponds to the second force input.Type: ApplicationFiled: September 22, 2022Publication date: January 19, 2023Inventors: Alex J. Lehmann, Chang Zhang, Dayu Qu, Kenneth M. Silz, Paul X. Wang, Qiliang Xu, Zheng Gao, Scott J. McEuen, Reza Nasiri Mahalati
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Publication number: 20230018184Abstract: A force input/haptic output interface for an electronic device can include a force input sensor and a haptic actuator. In one example, the force input sensor and the haptic actuator are accommodated on a frame positioned below an input surface. In many examples, the frame includes relieved portions that redirect and/or concentrate compression or tension in the haptic actuator into the frame.Type: ApplicationFiled: September 27, 2022Publication date: January 19, 2023Inventors: Alex J. Lehmann, Robert Y. Cao, Dinesh C. Mathew, Mikael M. Silvanto, Qiliang Xu, Paul X. Wang, Robert J. Lockwood
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Publication number: 20230004231Abstract: A system may include one or more finger-mounted devices such as finger devices with U-shaped housings configured to be mounted on a user's fingers while gathering sensor input and supplying haptic output. The sensors may include strain gauge circuitry mounted on elongated arms of the housing. When the arms move due to finger forces, the strain gauge circuitry can measure the arm movement. The sensors may also include ultrasonic sensors. An ultrasonic sensor may have an ultrasonic signal emitter and a corresponding ultrasonic signal detector configured to detect the ultrasonic signals after passing through a user's finger. A two-dimensional ultrasonic sensor may capture ultrasonic images of a user's finger pad. Ultrasonic proximity sensors may be used to measure distances between finger devices and external surfaces. Optical sensors and other sensors may also be used in the finger devices.Type: ApplicationFiled: September 1, 2022Publication date: January 5, 2023Inventors: Paul X. Wang, Alex J. Lehmann, Tianjia Sun, Yoonhoo Jo, Hongcheng Sun
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Publication number: 20220413626Abstract: A finger device may be worn on a user's finger and may serve as a controller for a head-mounted device or other electronic device. The finger device may have a housing having an upper housing portion that extends across a top of the finger and first and second side housing portions that extend down respective first and second sides of the finger. Sensors in the side housing portions may measure movements of the sides of the finger as the finger contacts an external surface. To ensure that the sensors are appropriately positioned relative to the sides of the finger, the housing may include one or more adjustable structures such as an elastomeric band, a drawstring, a ratchet mechanism, a scissor mechanism, and/or other adjustable structures for adjusting the position of the first and second side housing portions and associated sensors relative to the upper housing portion.Type: ApplicationFiled: September 1, 2022Publication date: December 29, 2022Inventors: Erin M. Bosch, Stephen E. Dey, Jeffrey A. Griffis, Alex J. Lehmann, Yuhao Pan, Paul X. Wang
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Publication number: 20220382376Abstract: A finger-mounted device may include finger-mounted units. The finger-mounted units may each have a body that serves as a support structure for components such as force sensors, accelerometers, and other sensors and for haptic output devices. The body may have sidewall portions coupled by a portion that rests adjacent to a user's fingernail. The body may be formed from deformable material such as metal or may be formed from adjustable structures such as sliding body portions that are coupled to each other using magnetic attraction, springs, or other structures. The body of each finger-mounted unit may have a U-shaped cross-sectional profile that leaves the finger pad of each finger exposed when the body is coupled to a fingertip of a user's finger. Control circuitry may gather finger press input, lateral finger movement input, and finger tap input using the sensors and may provide haptic output using the haptic output device.Type: ApplicationFiled: August 11, 2022Publication date: December 1, 2022Inventors: Paul X. Wang, Alex J. Lehmann, Michael J. Rockwell, Michael Y. Cheung, Ray L. Chang, Hongcheng Sun, Ian M. Bullock, Kyle J. Nekimken, Madeleine S. Cordier, Seung Wook Kim, David H. Bloom, Scott G. Johnston
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Patent number: 11513611Abstract: An interface device includes a movable button connected to a frame structure by resilient structures positioned laterally between the button and the frame structure. Multiple layers or diaphragms of material can be used to make the button, frame, and resilient structures. Movement of the button can trigger a switch or sensor in a manner allowing an electronic device to detect interaction with the button. The interface device can be implemented in an electronic device such as a keyboard that has a low number of parts yet also providing tactile, stabilized key travel, support for various sensor or switch types for the keys, and, in some cases, haptic feedback.Type: GrantFiled: July 14, 2020Date of Patent: November 29, 2022Assignee: APPLE INC.Inventors: Paul X. Wang, Craig C. Leong, Alex J. Lehmann
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Publication number: 20220365566Abstract: A device may include a display portion that includes a display housing and a display at least partially within the display housing. The device may also include a base portion pivotally coupled to the display portion and including a bottom case, a top case coupled to the bottom case and defining an array of raised key regions, and a sensing system below the top case and configured to detect an input applied to a raised key region of the array of raised key regions.Type: ApplicationFiled: July 28, 2022Publication date: November 17, 2022Inventors: Paul X. Wang, Alex J. Lehmann, Zheng Gao
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Patent number: 11500538Abstract: An input device for an electronic device includes an enclosure and a top member defining an input surface having multiple differentiated input regions. The input device further includes a first force sensing system associated with a first area of the top member and including a first group of the differentiated input regions, and a second force sensing system associated with a second area of the top member and including a second group of the differentiated input regions. The input device further includes a touch sensing system configured to determine which input region from the first group of the differentiated input regions corresponds to the first force input and to determine which input region from the second group of the differentiated input regions corresponds to the second force input.Type: GrantFiled: August 31, 2017Date of Patent: November 15, 2022Assignee: Apple Inc.Inventors: Alex J. Lehmann, Chang Zhang, Dayu Qu, Kenneth M. Silz, Paul X. Wang, Qiliang Xu, Zheng Gao, Scott J. McEuen, Reza Nasiri Mahalati
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Patent number: 11487362Abstract: A force input/haptic output interface for an electronic device can include a force input sensor and a haptic actuator. In one example, the force input sensor and the haptic actuator are accommodated on a frame positioned below an input surface. In many examples, the frame includes relieved portions that redirect and/or concentrate compression or tension in the haptic actuator into the frame.Type: GrantFiled: August 10, 2020Date of Patent: November 1, 2022Assignee: APPLE INC.Inventors: Alex J. Lehmann, Robert Y. Cao, Dinesh C. Mathew, Mikael M. Silvanto, Qiliang Xu, Paul X. Wang, Robert J. Lockwood
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Publication number: 20220345604Abstract: A portable electronic device can have a housing including a wall, the wall at least partially defining an external surface, and the housing defining an aperture disposed opposite the wall. A display assembly can be positioned at the aperture and a retention component can be positioned at least partially in an internal volume defined by the housing. The portable electronic device can also have an optical component that includes an optical component housing defining a camera aperture and a camera module positioned at the camera aperture. The optical component can be configured to be removably retained against the wall by the retention component and to be removably retained against the display assembly by the retention component.Type: ApplicationFiled: April 18, 2022Publication date: October 27, 2022Inventors: Keith J. Hendren, Adam T. Garelli, Alex J. Lehmann, Dinesh C. Mathew
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Publication number: 20220326777Abstract: A portable computer includes a display portion comprising a display and a base portion pivotally coupled to the display portion. The base portion may include a bottom case and a top case, formed from a dielectric material, coupled to the bottom case. The top case may include a top member defining a top surface of the base portion and a sidewall integrally formed with the top member and defining a side surface of the base portion. The portable computer may also include a sensing system including a first sensing system configured to determine a location of a touch input applied to the top surface of the base portion and a second sensing system configured to determine a force of the touch input.Type: ApplicationFiled: June 17, 2022Publication date: October 13, 2022Inventors: Christiaan A. Ligtenberg, Brett W. Degner, Ron A. Hopkinson, Asif Hussain, Dinesh C. Mathew, Mikael M. Silvanto, Chang Zhang, Zheng Gao, Robert Y. Cao, Keith J. Hendren, Bryan W. Posner, Simon R. Lancaster-Larocque, Alex J. Lehmann
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Patent number: 11460946Abstract: An electronic device includes an input device. The input device has an input/output module below or within a cover defining an input surface. The input/output module detects touch and/or force inputs on the input surface, and provides haptic feedback to the cover. In some instances, a haptic device is integrally formed with a wall or structural element of a housing or enclosure of the electronic device.Type: GrantFiled: June 28, 2021Date of Patent: October 4, 2022Assignee: Apple Inc.Inventors: Qiliang Xu, Alex J. Lehmann, Ming Yu, Xianwei Zhao, Xiaonan Wen, Shan Wu, Xiaofan Niu
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Publication number: 20220300088Abstract: Embodiments are directed to a low profile key for a keyboard having an overmolded support structure. In one aspect, an embodiment includes a key cap having an illuminable symbol. A support structure having a pair of overmolded wings may pivotally couple to the key cap. A switch housing may surround the support structure and connect each of the first and second wings. A tactile dome may be at least partially positioned within the switch housing and configured to bias the key cap upward. A sensing membrane may be positioned along an underside surface of the tactile dome and configured to trigger a switch event in response to a collapsing of the tactile dome caused by a depression of the key cap. A feature plate may be positioned below the sensing membrane. A light guide panel may define at least one light extraction feature that may be configured to propagate light toward the key cap and cause illumination of the illuminable symbol.Type: ApplicationFiled: June 9, 2022Publication date: September 22, 2022Inventors: Michelle R. Goldberg, Kathleen A. Bergeron, Paul X. Wang, Alex J. Lehmann, William P. Yarak, III, Kevin C. Armendariz, Zheng Gao
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Patent number: 11416076Abstract: A finger-mounted device may include finger-mounted units. The finger-mounted units may each have a body that serves as a support structure for components such as force sensors, accelerometers, and other sensors and for haptic output devices. The body may have sidewall portions coupled by a portion that rests adjacent to a user's fingernail. The body may be formed from deformable material such as metal or may be formed from adjustable structures such as sliding body portions that are coupled to each other using magnetic attraction, springs, or other structures. The body of each finger-mounted unit may have a U-shaped cross-sectional profile that leaves the finger pad of each finger exposed when the body is coupled to a fingertip of a user's finger. Control circuitry may gather finger press input, lateral finger movement input, and finger tap input using the sensors and may provide haptic output using the haptic output device.Type: GrantFiled: November 10, 2020Date of Patent: August 16, 2022Assignee: Apple Inc.Inventors: Paul X. Wang, Alex J. Lehmann, Michael J. Rockwell, Michael Y. Cheung, Ray L. Chang, Hongcheng Sun, Ian M. Bullock, Kyle J. Nekimken, Madeleine S. Cordier, Seung Wook Kim, David H. Bloom, Scott G. Johnston
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Patent number: 11409332Abstract: A device may include a display portion that includes a display housing and a display at least partially within the display housing. The device may also include a base portion pivotally coupled to the display portion and including a bottom case, a top case coupled to the bottom case and defining an array of raised key regions, and a sensing system below the top case and configured to detect an input applied to a raised key region of the array of raised key regions.Type: GrantFiled: August 18, 2020Date of Patent: August 9, 2022Assignee: Apple Inc.Inventors: Paul X. Wang, Alex J. Lehmann, Zheng Gao
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Patent number: 11379049Abstract: Embodiments are directed to a low profile key for a keyboard having an overmolded support structure. In one aspect, an embodiment includes a key cap having an illuminable symbol. A support structure having a pair of overmolded wings may pivotally couple to the key cap. A switch housing may surround the support structure and connect each of the first and second wings. A tactile dome may be at least partially positioned within the switch housing and configured to bias the key cap upward. A sensing membrane may be positioned along an underside surface of the tactile dome and configured to trigger a switch event in response to a collapsing of the tactile dome caused by a depression of the key cap. A feature plate may be positioned below the sensing membrane. A light guide panel may define at least one light extraction feature that may be configured to propagate light toward the key cap and cause illumination of the illuminable symbol.Type: GrantFiled: March 14, 2019Date of Patent: July 5, 2022Assignee: APPLE INC.Inventors: Michelle R. Goldberg, Kathleen A. Bergeron, Paul X. Wang, Alex J. Lehmann, William P. Yarak, III, Kevin C. Armendariz, Zheng Gao
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Patent number: 11366523Abstract: A portable computer includes a display portion comprising a display and a base portion pivotally coupled to the display portion. The base portion may include a bottom case and a top case, formed from a dielectric material, coupled to the bottom case. The top case may include a top member defining a top surface of the base portion and a sidewall integrally formed with the top member and defining a side surface of the base portion. The portable computer may also include a sensing system including a first sensing system configured to determine a location of a touch input applied to the top surface of the base portion and a second sensing system configured to determine a force of the touch input.Type: GrantFiled: May 13, 2020Date of Patent: June 21, 2022Assignee: APPLE INC.Inventors: Christiaan A. Ligtenberg, Brett W. Degner, Ron A. Hopkinson, Asif Hussain, Dinesh C. Mathew, Mikael M. Silvanto, Chang Zhang, Zheng Gao, Robert Y. Cao, Keith J. Hendren, Bryan W. Posner, Simon R. Lancaster-Larocque, Alex J. Lehmann
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Patent number: 11360560Abstract: An input device, such as a stylus, can include a piezoelectric device for providing haptic feedback and/or detecting user input. The piezoelectric device can be coupled to an inner surface of a housing of the stylus. The piezoelectric device can provide haptic feedback with a force to the housing when an electric voltage is applied to the piezoelectric device. The haptic feedback can provide information to the user relating operation of the stylus with an external device. The piezoelectric device can also produce an electric voltage when an input force is applied to an outer surface of the housing and transmitted to the piezoelectric device. The electric voltage can be used to detect tactile input from a user.Type: GrantFiled: February 10, 2020Date of Patent: June 14, 2022Assignee: APPLE INC.Inventors: Kathleen A. Bergeron, Alex J. Lehmann, Qiliang Xu, Zheng Gao, Paul X. Wang