Patents by Inventor Po-Yen Wu
Po-Yen Wu 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: 12026222Abstract: A method and apparatus for subsurface data processing includes determining a set of clusters based at least in part on measurement vectors associated with different depths or times in subsurface data, defining clusters in a subsurface data by classes associated with a state mode, reducing a quantity of the subsurface data based at least in part on the classes, and storing the reduced quantity of the subsurface data and classes with the state model in a training database for a machine learning process.Type: GrantFiled: March 1, 2023Date of Patent: July 2, 2024Assignee: SCHLUMBERGER TECHNOLOGY CORPORATIONInventors: Vikas Jain, Po-Yen Wu, Aria Abubakar, Shashi Menon
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Patent number: 11997433Abstract: A projection device and a projecting method are provided. The projection device includes a controller, a light engine, and a storage device. The storage device stores gamma correction curves and a predetermined amount. The controller receives display information of an image. The display information includes pixel information. The controller is configured to: set gray level regions and determine which gray level region does each pixel information fall into according to a gray level of the pixel information; calculate a pixel amount of the pixel information fallen into each gray level region; and when one of the pixel amount exceeds the predetermined amount, select a selected gamma correction curve from the gamma correction curves and adjust the display information according to the selected gamma correction curve to generate adjusted display information. The light engine is electrically coupled to the controller, receives the adjusted display information, and projects an adjusted image accordingly.Type: GrantFiled: November 28, 2022Date of Patent: May 28, 2024Assignee: Coretronic CorporationInventor: Po-Yen Wu
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Publication number: 20240008203Abstract: A lifting mechanism and a display device having the same are provided. The lifting mechanism is suitable for being arranged in a supporting stand of the display device. The lifting mechanism comprises a lifting base, a stopping component disposed in the lifting base, a triggering component movably connected to the lifting base, and an elastic component connected to the lifting base and the stopping component. When the triggering component is driven to drive the stopping component, the stopping component moves to press against an inner wall of the supporting stand so that the lifting base is fixedly positioned in the supporting stand. When the triggering component is driven to release the stopping component, the stopping component moves away from the inner wall of the supporting stand by a restoring force of the elastic component so that the lifting base can be lifted of lowered in the supporting stand.Type: ApplicationFiled: February 2, 2023Publication date: January 4, 2024Applicant: Qisda CorporationInventors: Nien-Tsung HSU, Han-Kuang HO, Hsin-Hung LIN, Po-Yen WU
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Patent number: 11800072Abstract: A projection system and a projection method are provided. The projection system includes a digital micromirror device, a digital light processing chip, and a display processing chip. The display processing chip receives a first image signal with a variable frame rate from an external signal source, and outputs a second image signal with one of a plurality of fixed projection frame rates to the digital light processing chip according to the first image signal and one of the fixed projection frame rates supported by the projection system. The digital light processing chip drives the digital micromirror device according to the second image signal. The projection system and the projection method of the invention may realize a variable frame rate function and effectively improve smoothness of a projection image.Type: GrantFiled: July 26, 2022Date of Patent: October 24, 2023Assignee: Coretronic CorporationInventors: Yun-Shih Chen, Yu-Hsuan Hsieh, Po-Yen Wu
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Publication number: 20230205842Abstract: A method and apparatus for subsurface data processing includes determining a set of clusters based at least in part on measurement vectors associated with different depths or times in subsurface data, defining clusters in a subsurface data by classes associated with a state mode, reducing a quantity of the subsurface data based at least in part on the classes, and storing the reduced quantity of the subsurface data and classes with the state model in a training database for a machine learning process.Type: ApplicationFiled: March 1, 2023Publication date: June 29, 2023Inventors: Vikas Jain, Po-Yen Wu, Aria Abubakar, Shashi Menon
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Publication number: 20230179750Abstract: A projection device and a projecting method are provided. The projection device includes a controller, a light engine, and a storage device. The storage device stores gamma correction curves and a predetermined amount. The controller receives display information of an image. The display information includes pixel information. The controller is configured to: set gray level regions and determine which gray level region does each pixel information fall into according to a gray level of the pixel information; calculate a pixel amount of the pixel information fallen into each gray level region; and when one of the pixel amount exceeds the predetermined amount, select a selected gamma correction curve from the gamma correction curves and adjust the display information according to the selected gamma correction curve to generate adjusted display information. The light engine is electrically coupled to the controller, receives the adjusted display information, and projects an adjusted image accordingly.Type: ApplicationFiled: November 28, 2022Publication date: June 8, 2023Applicant: Coretronic CorporationInventor: Po-Yen Wu
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Publication number: 20230140198Abstract: A projection system and control method thereof are provided. A player apparatus generates and transmits an image signal to a projection apparatus, and a plurality of first distance values within a first time are received through a distance sensor. An average value of the plurality of first distance values is calculated and set as a reference value. During a playback of the image signal, an average value of a plurality of second distance values received from the distance sensor is calculated every second time to serve as a first-stage detection value. When the first-stage detection value is less than the reference value, the image signal is paused.Type: ApplicationFiled: October 19, 2022Publication date: May 4, 2023Applicant: Coretronic CorporationInventor: Po-Yen Wu
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Publication number: 20230102421Abstract: A focus adjustment method, adapted for a projection system is provided. The projection system includes a projection target and a projection device having a range-finding array element and a processor. A plurality of range-finding elements in the range-finding array element define a plurality of measurement mesh points. The focus adjustment method includes the following. A plurality of ranging regions in the measurement mesh points are defined, and each ranging region includes more than one measurement mesh point. All the range-finding elements in the ranging regions perform a ranging measurement to generate a plurality of original ranging values. An averaging calculation is performed on the original ranging values corresponding to each ranging region to generate a plurality of average region ranging values. Whether the average region ranging values are within a preset range is determined to generate an optimal ranging value which is used to adjust a lens focus.Type: ApplicationFiled: September 27, 2022Publication date: March 30, 2023Applicant: Coretronic CorporationInventors: Kun-Hong Chen, Po-Yen Wu, Yu-Hsuan Hsieh
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Patent number: 11609353Abstract: A method and apparatus for subsurface data processing includes determining a set of clusters based at least in part on measurement vectors associated with different depths or times in subsurface data, defining clusters in a subsurface data by classes associated with a state mode, reducing a quantity of the subsurface data based at least in part on the classes, and storing the reduced quantity of the subsurface data and classes with the state model in a training database for a machine learning process.Type: GrantFiled: September 26, 2018Date of Patent: March 21, 2023Assignee: Schlumberger Technology CorporationInventors: Vikas Jain, Po-Yen Wu, Aria Abubakar, Shashi Menon
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Publication number: 20230057458Abstract: A projection system and a projection method are provided. The projection system includes a digital micromirror device, a digital light processing chip, and a display processing chip. The display processing chip receives a first image signal with a variable frame rate from an external signal source, and outputs a second image signal with one of a plurality of fixed projection frame rates to the digital light processing chip according to the first image signal and one of the fixed projection frame rates supported by the projection system. The digital light processing chip drives the digital micromirror device according to the second image signal. The projection system and the projection method of the invention may realize a variable frame rate function and effectively improve smoothness of a projection image.Type: ApplicationFiled: July 26, 2022Publication date: February 23, 2023Applicant: Coretronic CorporationInventors: Yun-Shih Chen, Yu-Hsuan Hsieh, Po-Yen Wu
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Publication number: 20220353480Abstract: A projection apparatus with an automatic adjustment function and an automatic projection adjustment method thereof are provided. The projection apparatus includes a control device, a projection device and a ranging device. The projection device is coupled to the control device. The ranging device is coupled to the control device. The control device operates the ranging device to perform multi-point ranging within a projection range of the projection device and on a projection surface. The control device determines whether a position of the projection range is suitable for projection according to a plurality of first distance values of a plurality of detection points provided by the ranging device, so as to adjust the projection range. The projection apparatus has an effect of accurate and automatic projection adjustment.Type: ApplicationFiled: April 20, 2022Publication date: November 3, 2022Applicant: Coretronic CorporationInventors: Chien-Wei Wang, Po-Yen Wu, Chih-Lin Wang
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Publication number: 20220295026Abstract: The invention provides a projector and a correction method thereof. The projector includes a ToF sensor, a calculation unit, a control unit, and a projection module. The ToF sensor senses distances between measurement points on a projection surface and the projector in a distance measurement operation. The calculation unit is coupled to the ToF sensor. The calculation unit calculates at least one distance ratio corresponding to at least one direction according to the distances, and obtains at least one offset angle in the at least one direction according to the at least one distance ratio. The control unit is coupled to the calculation unit and the ToF sensor. The projection module is coupled to the control unit. The control unit performs a keystone correction operation of the projection module according to the at least one offset angle.Type: ApplicationFiled: February 16, 2022Publication date: September 15, 2022Applicant: Coretronic CorporationInventors: Po-Yen Wu, Chih-Lin Wang, Chien-Wei Wang
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Patent number: 11070777Abstract: A projection apparatus and its operation method are provided. The projection apparatus includes a light-emitting device, a driving circuit coupled to the light-emitting device, and a control circuit receiving at least one video frame and analyzing color content of the at least one video frame. According to at least one control signal, the driving circuit drives the light-emitting device to generate a projected beam. The control circuit selects a highlight mode or a normal mode as a selected mode according to the color content and correspondingly sets at least one control signal to the driving circuit according to the selected mode. A brightness of the projected beam of the light-emitting device in the highlight mode is greater than that in the normal mode.Type: GrantFiled: November 20, 2019Date of Patent: July 20, 2021Assignee: Coretronic CorporationInventors: Wei-Chih Su, Sheng-Yu Chiu, Po-Yen Wu, Jung-Chi Chen, Chih-Lin Wang
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Publication number: 20200278467Abstract: A method and apparatus for subsurface data processing includes determining a set of clusters based at least in part on measurement vectors associated with different depths or times in subsurface data, defining clusters in a subsurface data by classes associated with a state mode, reducing a quantity of the subsurface data based at least in part on the classes, and storing the reduced quantity of the subsurface data and classes with the state model in a training database for a machine learning process.Type: ApplicationFiled: September 26, 2018Publication date: September 3, 2020Inventors: Vikas Jain, Po-Yen Wu, Aria Abubakar, Shashi Menon
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Publication number: 20200169708Abstract: A projection apparatus and its operation method are provided. The projection apparatus includes a light-emitting device, a driving circuit coupled to the light-emitting device, and a control circuit receiving at least one video frame and analyzing color content of the at least one video frame. According to at least one control signal, the driving circuit drives the light-emitting device to generate a projected beam. The control circuit selects a highlight mode or a normal mode as a selected mode according to the color content and correspondingly sets at least one control signal to the driving circuit according to the selected mode. A brightness of the projected beam of the light-emitting device in the highlight mode is greater than that in the normal mode.Type: ApplicationFiled: November 20, 2019Publication date: May 28, 2020Applicant: Coretronic CorporationInventors: Wei-Chih Su, Sheng-Yu Chiu, Po-Yen Wu, Jung-Chi Chen, Chih-Lin Wang
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Publication number: 20180205920Abstract: According to an embodiment, the projection apparatus maintenance system is adapted for a projection apparatus having a communication interface and a projection unit. The projection unit projects a projection image according to an image data. The method comprises: transmitting a usage data corresponding to the projection apparatus to a mobile apparatus through the communication interface; transmitting the usage data to a network server through the mobile apparatus and receiving a maintenance data which is provided by the network server in correspondence to the transmitted usage data; receiving at least one maintenance command from the mobile apparatus through the communication interface; and executing a maintenance operation corresponding to the projection apparatus according to the at least one maintenance command. As a result, the maintenance efficiency of the projection apparatus can be improved.Type: ApplicationFiled: January 15, 2018Publication date: July 19, 2018Applicant: Coretronic CorporationInventors: Chao-Wang Wu, Po-Yen Wu, Shu-Hui Liao
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Patent number: 8766163Abstract: A control circuit is applied into a projector and an operation method is provided for the projector. The projector includes a photo sensor provided for generating a sensing voltage according to light intensity sensed by the photo sensor. The control circuit includes a first voltage-comparing unit, a reference voltage generating unit and a second voltage-comparing unit. The first voltage-comparing unit is provided for comparing the sensing voltage and a first reference voltage, to generate a first comprising result. The reference-voltage generating unit is provided for generating a second reference voltage and determining whether adjusting the second reference voltage according to the first comparing result. The second reference voltage is relatively larger than the first reference voltage. The second voltage-comparing unit is provided for comparing the sensing voltage and the second reference voltage, to generate a second comparing result.Type: GrantFiled: February 21, 2012Date of Patent: July 1, 2014Assignee: Coretronic CorporationInventors: Jung-Chi Chen, Po-Yen Wu, Chih-Lin Wang
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Publication number: 20130055229Abstract: A projection system including a first projector and a plurality of second projectors is provided. The first projector has a control interface, a first transmission interface, a second transmission interface and a first image unit. The control interface is used for receiving an update message, and the first image unit performs firmware updating according to the update message. Each of the second projectors has a third transmission interface, a fourth transmission interface and a second image unit. The first transmission interface, the second transmission interface, the third transmission interfaces and the fourth transmission interfaces are connected in series to form a transmission channel. The first image unit transmits the update message to the second image units through the transmission channel, and the second image units perform firmware updating according to the update message.Type: ApplicationFiled: May 18, 2012Publication date: February 28, 2013Applicant: CORETRONIC CORPORATIONInventors: Chi-Wei Tung, Po-Yen Wu, Yi-Fa Wang, Chih-Lin Wang
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Publication number: 20120228479Abstract: A control circuit is applied into a projector and an operation method is provided for the projector. The projector includes a photo sensor provided for generating a sensing voltage according to light intensity sensed by the photo sensor. The control circuit includes a first voltage-comparing unit, a reference voltage generating unit and a second voltage-comparing unit. The first voltage-comparing unit is provided for comparing the sensing voltage and a first reference voltage, to generate a first comprising result. The reference-voltage generating unit is provided for generating a second reference voltage and determining whether adjusting the second reference voltage according to the first comparing result. The second reference voltage is relatively larger than the first reference voltage. The second voltage-comparing unit is provided for comparing the sensing voltage and the second reference voltage, to generate a second comparing result.Type: ApplicationFiled: February 21, 2012Publication date: September 13, 2012Applicant: Coretronic CorporationInventors: Jung-Chi CHEN, Po-Yen Wu, Chih-Lin Wang
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Publication number: 20120032776Abstract: An electronic system and a method of controlling the same are provided. The electronic system has an electronic device and a remote controller. The electronic device has a storage unit for storing a first password. The remote controller is used to control the operations of the electronic device. When a switch module of the remote controller is pressed, the remote controller generates a power on signal. The power on signal has a power on command and a second password. When the first password and the second password are the same, the electronic device is permitted to complete a power on operation according to the power on command. Accordingly, the electronic system has an anti-theft function.Type: ApplicationFiled: June 21, 2011Publication date: February 9, 2012Applicant: CORETRONIC CORPORATIONInventors: Po-Yen Wu, Po-Jen Chang