Patents by Inventor Youming Li
Youming Li 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: 11924576Abstract: Among other things, embodiments of the present disclosure can help to automatically generate images displaying activity-based information and distribute such images to other users, such as members of a social network. The image may be modified based on activity data associated with other users and/or from other activity sensors.Type: GrantFiled: March 16, 2023Date of Patent: March 5, 2024Assignee: Snap Inc.Inventors: Sirong Chen, Xiaobin He, Youming Li, Zhimin Wang
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Publication number: 20240065105Abstract: A piezoelectric film stack is created by forming a lower electrode stack on a structured substrate. A pyrochlore lead zirconium titanate (PZT) buffer substrate layer is then formed on the lower electrode stack. A rapid thermal anneal of the PZT buffer substrate layer is then performed. Epitaxial perovskite (100) PZT film on the PZT buffer substrate layer is grown. An upper electrode stack is formed on the perovskite (100) PZT film.Type: ApplicationFiled: August 17, 2022Publication date: February 22, 2024Inventors: Youming Li, Diane Liu, Darren Imai
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Publication number: 20230216982Abstract: Among other things, embodiments of the present disclosure can help to automatically generate images displaying activity-based information and distribute such images to other users, such as members of a social network. The image may be modified based on activity data associated with other users and/or from other activity sensors.Type: ApplicationFiled: March 16, 2023Publication date: July 6, 2023Inventors: Sirong Chen, Xiaobin He, Youming Li, Zhimin Wang
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Patent number: 11616917Abstract: Among other things, embodiments of the present disclosure can help to automatically generate images displaying activity-based information and distribute such images to other users, such as members of a social network. The image may be modified based on activity data associated with other users and/or from other activity sensors.Type: GrantFiled: December 27, 2019Date of Patent: March 28, 2023Assignee: Snap Inc.Inventors: Sirong Chen, Xiaobin He, Youming Li, Zhimin Wang
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Patent number: 10766258Abstract: A piezoelectric device and method of manufacturing the same and an inkjet head are described. In one embodiment, the inkjet print head comprises a plurality of jets, wherein each of the plurality of jets comprises a nozzle, a pressure chamber connected with the nozzle, a piezoelectric body coupled to the pressure chamber, and an electrode coupled to the piezoelectric body to cause displacement of the piezoelectric body to apply pressure to the pressure chamber in response to a voltage applied to the electrode; and wherein electrodes of two or more of the plurality of jets have different sizes to cause their associated piezoelectric bodies to have a uniform displacement amount when the voltage is applied to the electrodes.Type: GrantFiled: September 17, 2019Date of Patent: September 8, 2020Assignee: FUJIFILM DIMATIX, INC.Inventors: Yoshikazu Hishinuma, Shinya Sugimoto, Youming Li, Christoph Menzel, Mats G. Ottoson, Darren Imai
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Patent number: 10547797Abstract: Among other things, embodiments of the present disclosure can help to automatically generate images displaying activity-based information and distribute such images to other users, such as members of a social network. The image may be modified based on activity data associated with other users and/or from other activity sensors.Type: GrantFiled: February 8, 2019Date of Patent: January 28, 2020Assignee: Snap Inc.Inventors: Sirong Chen, Xiaobin He, Youming Li, Zhimin Wang
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Publication number: 20200009865Abstract: A piezoelectric device and method of manufacturing the same and an inkjet head are described. In one embodiment, the inkjet print head comprises a plurality of jets, wherein each of the plurality of jets comprises a nozzle, a pressure chamber connected with the nozzle, a piezoelectric body coupled to the pressure chamber, and an electrode coupled to the piezoelectric body to cause displacement of the piezoelectric body to apply pressure to the pressure chamber in response to a voltage applied to the electrode; and wherein electrodes of two or more of the plurality of jets have different sizes to cause their associated piezoelectric bodies to have a uniform displacement amount when the voltage is applied to the electrodes.Type: ApplicationFiled: September 17, 2019Publication date: January 9, 2020Inventors: Yoshikazu Hishinuma, Shinya Sugimoto, Youming Li, Christoph Menzel, Mats G. Ottoson, Darren Imai
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Patent number: 10442195Abstract: A piezoelectric device and method of manufacturing the same and an inkjet head are described. In one embodiment, the inkjet print head comprises a plurality of jets, wherein each of the plurality of jets comprises a nozzle, a pressure chamber connected with the nozzle, a piezoelectric body coupled to the pressure chamber, and an electrode coupled to the piezoelectric body to cause displacement of the piezoelectric body to apply pressure to the pressure chamber in response to a voltage applied to the electrode; and wherein electrodes of two or more of the plurality of jets have different sizes to cause their associated piezoelectric bodies to have a uniform displacement amount when the voltage is applied to the electrodes.Type: GrantFiled: June 22, 2017Date of Patent: October 15, 2019Assignee: FUJIFILM DIMATIX, INC.Inventors: Yoshikazu Hishinuma, Shinya Sugimoto, Youming Li, Christoph Menzel, Mats G. Ottoson, Darren Imai
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Patent number: 10244186Abstract: Among other things, embodiments of the present disclosure can help to automatically generate images displaying activity-based information and distribute such images to other users, such as members of a social network. The image may be modified based on activity data associated with other users and/or from other activity sensors.Type: GrantFiled: October 6, 2017Date of Patent: March 26, 2019Assignee: Snap, Inc.Inventors: Sirong Chen, Xiaobin He, Youming Li, Zhimin Wang
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Publication number: 20180370234Abstract: A piezoelectric device and method of manufacturing the same and an inkjet head are described. In one embodiment, the inkjet print head comprises a plurality of jets, wherein each of the plurality of jets comprises a nozzle, a pressure chamber connected with the nozzle, a piezoelectric body coupled to the pressure chamber, and an electrode coupled to the piezoelectric body to cause displacement of the piezoelectric body to apply pressure to the pressure chamber in response to a voltage applied to the electrode; and wherein electrodes of two or more of the plurality of jets have different sizes to cause their associated piezoelectric bodies to have a uniform displacement amount when the voltage is applied to the electrodes.Type: ApplicationFiled: June 22, 2017Publication date: December 27, 2018Inventors: Yoshikazu Hishinuma, Shinya Sugimoto, Youming Li, Christoph Menzel, Mats G. Ottoson, Darren Imai
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Patent number: 9813642Abstract: A system according to various exemplary embodiments includes a processor and an activity sensor, communication module, digital camera and memory coupled to the processor. The memory stores instructions that, when executed by the processor, causes the system to: generate an image via the digital camera; retrieve activity data associated with a user of the system from the activity sensor; modify the image to represent the activity data within the image; and transmit the modified image, using the communication module, to a server.Type: GrantFiled: May 6, 2016Date of Patent: November 7, 2017Assignee: SNAP INC.Inventors: Sirong Chen, Xiaobin He, Youming Li, Zhimin Wang
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Patent number: 9437802Abstract: Multi-layered thin film piezoelectric material stacks and devices incorporating such stacks. In embodiments, an intervening material layer is disposed between two successive piezoelectric material layers in at least a portion of the area of a substrate over which the multi-layered piezoelectric material stack is disposed. The intervening material may serve one or more function within the stack including, but not limited to, inducing an electric field across one or both of the successive piezoelectric material layers, inducing a discontinuity in the microstructure between the two successive piezoelectric materials, modulating a cumulative stress of the piezoelectric material stack, and serving as a basis for varying the strength of an electric field as a function of location over the substrate.Type: GrantFiled: August 21, 2013Date of Patent: September 6, 2016Assignee: FUJIFILM DIMATIX, INC.Inventor: Youming Li
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Patent number: 9181619Abstract: A physical vapor deposition apparatus includes a vacuum chamber having side walls, a cathode inside the vacuum chamber, wherein the cathode is configured to include a sputtering target, a radio frequency power supply configured to apply power to the cathode, an anode inside and electrically connected to the side walls of the vacuum chamber, and a chuck inside and electrically isolated from the side walls of the vacuum chamber, the chuck configured to support a substrate, and a heater to heat the substrate supported on the chuck. The chuck includes a body and a graphite heat diffuser supported on the body and configured to contact the substrate.Type: GrantFiled: February 26, 2010Date of Patent: November 10, 2015Assignee: FUJIFILM CorporationInventors: Youming Li, Jeffrey Birkmeyer
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Patent number: 9085152Abstract: Piezoelectric material is shaped by plasma etching to form deep features with high aspect ratios, and desired geometries.Type: GrantFiled: May 12, 2009Date of Patent: July 21, 2015Assignee: FUJIFILM CorporationInventors: Jeffrey Birkmeyer, Youming Li
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Publication number: 20150054387Abstract: Multi-layered thin film piezoelectric material stacks and devices incorporating such stacks. In embodiments, an intervening material layer is disposed between two successive piezoelectric material layers in at least a portion of the area of a substrate over which the multi-layered piezoelectric material stack is disposed. The intervening material may serve one or more function within the stack including, but not limited to, inducing an electric field across one or both of the successive piezoelectric material layers, inducing a discontinuity in the microstructure between the two successive piezoelectric materials, modulating a cumulative stress of the piezoelectric material stack, and serving as a basis for varying the strength of an electric field as a function of location over the substrate.Type: ApplicationFiled: August 21, 2013Publication date: February 26, 2015Inventor: Youming Li
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Patent number: 8851637Abstract: An inkjet device includes a pumping chamber bounded by a wall, a piezoelectric layer disposed above the pumping chamber, a ring electrode having an annular lower portion disposed on the piezoelectric layer. A moisture barrier layer covers a remainder of the piezoelectric layer over the pumping chamber that is not covered by the annular lower portion of the ring electrode.Type: GrantFiled: February 28, 2013Date of Patent: October 7, 2014Assignee: FUJIFILM CorporationInventors: Youming Li, Yoshikazu Hishinuma, Jeffrey Birkmeyer
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Publication number: 20140240404Abstract: An inkjet device includes a pumping chamber bounded by a wall, a piezoelectric layer disposed above the pumping chamber, a ring electrode having an annular lower portion disposed on the piezoelectric layer. A moisture barrier layer covers a remainder of the piezoelectric layer over the pumping chamber that is not covered by the annular lower portion of the ring electrode.Type: ApplicationFiled: February 28, 2013Publication date: August 28, 2014Applicant: FUJIFILM CORPORATIONInventors: Youming Li, Yoshikazu Hishinuma, Jeffrey Birkmeyer
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Publication number: 20130284589Abstract: A method of physical vapor deposition includes applying a radio frequency signal to a cathode in a physical vapor deposition apparatus, wherein the cathode includes a sputtering target, electrically connecting a chuck in the physical vapor deposition apparatus to an impedance matching network, wherein the chuck supports a substrate, and wherein the impedance matching network includes at least one capacitor, and depositing material from the sputtering target onto the substrate.Type: ApplicationFiled: April 30, 2012Publication date: October 31, 2013Inventors: Youming Li, Jeffrey Birkmeyer
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Patent number: 8557088Abstract: A method of physical vapor deposition includes applying a first radio frequency signal having a first phase to a cathode in a physical vapor deposition apparatus, wherein the cathode includes a sputtering target, applying a second radio frequency signal having a second phase to a chuck in the physical vapor deposition apparatus, wherein the chuck supports a substrate, and wherein a difference between the first and second phases creates a positive self bias direct current voltage on the substrate, and depositing a material from the sputtering target onto the substrate.Type: GrantFiled: February 19, 2009Date of Patent: October 15, 2013Assignee: FUJIFILM CorporationInventors: Youming Li, Jeffrey Birkmeyer, Takamichi Fujii, Takayuki Naono, Yoshikazu Hishinuma
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Patent number: 8540851Abstract: A method of physical vapor deposition includes applying a radio frequency signal to a cathode in a physical vapor deposition apparatus, wherein the cathode includes a sputtering target, electrically connecting a chuck in the physical vapor deposition apparatus to an impedance matching network, wherein the chuck supports a substrate, and wherein the impedance matching network includes at least one capacitor, and depositing material from the sputtering target onto the substrate.Type: GrantFiled: February 19, 2009Date of Patent: September 24, 2013Assignee: FUJIFILM CorporationInventors: Youming Li, Jeffrey Birkmeyer, Takamichi Fujii, Takayuki Naono, Yoshikazu Hishinuma