Patents by Inventor Po-Lung Chen
Po-Lung Chen 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).
-
Patent number: 11973302Abstract: The present disclosure provides a method for aligning a master oscillator power amplifier (MOPA) system. The method includes ramping up a pumping power input into a laser amplifier chain of the MOPA system until the pumping power input reaches an operational pumping power input level; adjusting a seed laser power output of a seed laser of the MOPA system until the seed laser power output is at a first level below an operational seed laser power output level; and performing a first optical alignment process to the MOPA system while the pumping power input is at the operational pumping power input level, the seed laser power output is at the first level, and the MOPA system reaches a steady operational thermal state.Type: GrantFiled: February 20, 2023Date of Patent: April 30, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Chun-Lin Louis Chang, Henry Tong Yee Shian, Alan Tu, Han-Lung Chang, Tzung-Chi Fu, Bo-Tsun Liu, Li-Jui Chen, Po-Chung Cheng
-
Patent number: 11966133Abstract: An electronic device is disclosed. The electronic device includes a substrate, a plurality of color filters disposed on the substrate, an optical film disposed on the plurality of color filter, and a defect disposed between the substrate and the optical film. The optical film has a first base, a protective layer on the first base, and a second base between the first base and the protective layer and having a first processed area. In a top view of the electronic device, the first processed area corresponds to the defect and at least partially overlaps at least two color filters.Type: GrantFiled: May 18, 2023Date of Patent: April 23, 2024Assignee: INNOLUX CORPORATIONInventors: Tai-Chi Pan, Chin-Lung Ting, I-Chang Liang, Chih-Chiang Chang Chien, Po-Wen Lin, Kuang-Ming Fan, Sheng-Nan Chen
-
Publication number: 20240093416Abstract: A sewing machine includes a main body and a quick release needle plate module. The main body includes a base seat having an inner frame, and an outer case that is mounted to the inner frame and that defines an accommodating compartment. The quick release needle plate module includes a catch member, and a needle plate that covers the accommodating compartment, that is detachably pivoted to a rear section of the inner frame, and that engages the catch member. The quick release needle plate module further includes a press member inserted through the outer case and the inner frame, and operable to push the catch member to disengage the catch member. The needle plate has a plate body that covers the accommodating compartment, and a resilient member mounted between the inner frame and the plate body for driving pivot action of the plate body away from the inner frame.Type: ApplicationFiled: January 20, 2023Publication date: March 21, 2024Applicant: ZENG HSING INDUSTRIAL CO., LTD.Inventors: Kun-Lung HSU, Ming-Ta LEE, Wei-Chen CHEN, Po-Hsien TSENG
-
Patent number: 11549805Abstract: A projecting apparatus includes a projecting device, an image-capturing device and a processing device. The projecting device projects a reversible structured light code onto a surface. The image-capturing device captures the reversible structured light code projected onto the surface and obtains image data. The processing device is coupled to the projecting device and the image-capturing device. The processing device receives the image data, generates three-dimensional point cloud information by performing decoding on the image data, and obtains scanning shift information corresponding to the projecting device according to the three-dimensional point cloud information and three-dimensional information corresponding to the surface.Type: GrantFiled: March 24, 2020Date of Patent: January 10, 2023Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Kai-Shiang Gan, Po-Lung Chen, Chun-Yuan Chen, Chien-Chun Kuo
-
Publication number: 20220084078Abstract: A method to untarget users of an online service for advertising includes embedding a first code corresponding to a first pixel in a version of a webpage and providing the version of the webpage for loading by a client device. Loading of the version of the webpage by the client device triggers execution of the first code. Furthermore, execution of the first code by the client device signals an advertising platform to forgo providing one or more advertisements for a service associated with the server system to the client device.Type: ApplicationFiled: November 23, 2021Publication date: March 17, 2022Inventors: Dmitry Faradjev, Aswin Prakash Natesan Sridaran, Aniruddha Ramakant Kortikar, Po Lung Chen
-
Patent number: 11238624Abstract: Provided are an image transform method and an image transform network. The method is for the image transform network including an image generator, a transform discriminator and a focus discriminator, and includes: generating a transformed image according to an un-transformed image and focus information by the image generator; computing a transform discrimination value according to the transformed image by the transform discriminator; computing a value of a first generator loss function and updating the image generator by the image generator; generating a focus discrimination value according to the un-transformed image, the transformed image, and the focus information by the focus discriminator; and computing a value of a second generator loss function according to the focus discrimination value and updating the image generator according to the value of the second generator loss function by the image generator.Type: GrantFiled: March 3, 2020Date of Patent: February 1, 2022Assignee: Industrial Technology Research InstituteInventors: Duan-Li Liao, Chia-Chang Li, Wen-Hung Ting, Po-Lung Chen
-
Patent number: 11182831Abstract: A method to untarget users of an online service for advertising includes embedding first code corresponding to a first pixel and second code corresponding to a second pixel in a version of a webpage and providing the version of the webpage for loading by a client device. Loading of the version of the webpage by the client device triggers execution of the first code and the second code by the client device. Furthermore, execution of the first code by the client device signals an advertising platform to forgo providing one or more advertisements for a service associated with the server system to the client device. Additionally, execution of the second code by the client device provides a signal to the server system.Type: GrantFiled: December 13, 2016Date of Patent: November 23, 2021Assignee: FACEBOOK, INC.Inventors: Dmitry Faradjev, Aswin Prakash Natesan Sridaran, Aniruddha Ramakant Kortikar, Po Lung Chen
-
Publication number: 20210172732Abstract: A projecting apparatus includes a projecting device, an image-capturing device and a processing device. The projecting device projects a reversible structured light code onto a surface. The image-capturing device captures the reversible structured light code projected onto the surface and obtains image data. The processing device is coupled to the projecting device and the image-capturing device. The processing device receives the image data, generates three-dimensional point cloud information by performing decoding on the image data, and obtains scanning shift information corresponding to the projecting device according to the three-dimensional point cloud information and three-dimensional information corresponding to the surface.Type: ApplicationFiled: March 24, 2020Publication date: June 10, 2021Inventors: Kai-Shiang GAN, Po-Lung CHEN, Chun-Yuan CHEN, Chien-Chun KUO
-
Publication number: 20210118195Abstract: Provided are an image transform method and an image transform network. The method is for the image transform network including an image generator, a transform discriminator and a focus discriminator, and includes: generating a transformed image according to an un-transformed image and focus information by the image generator; computing a transform discrimination value according to the transformed image by the transform discriminator; computing a value of a first generator loss function and updating the image generator by the image generator; generating a focus discrimination value according to the un-transformed image, the transformed image, and the focus information by the focus discriminator; and computing a value of a second generator loss function according to the focus discrimination value and updating the image generator according to the value of the second generator loss function by the image generator.Type: ApplicationFiled: March 3, 2020Publication date: April 22, 2021Applicant: Industrial Technology Research InstituteInventors: Duan-Li Liao, Chia-Chang Li, Wen-Hung Ting, Po-Lung Chen
-
Patent number: 10474893Abstract: An electronic device, an iris recognition method and a non-volatile computer-readable medium are provided. A processor in the electronic device obtains a first and second iris images, and calculates a plurality of first and second feature mark boxes that are non-uniformly arranged according to the first and second iris images. The processor uses the first feature mark boxes to obtain a first and second image features from the first and second iris images respectively, and compares the first and second image features to obtain a first recognition result. The processor uses the second feature mark boxes to obtain a third and fourth image features from the second and first iris images respectively, and compares the third and fourth image features to obtain a second recognition result. The processor determines a similarity degree of the first and second iris images according to the first and second recognition results.Type: GrantFiled: April 24, 2018Date of Patent: November 12, 2019Assignee: Industrial Technology Research InstituteInventors: Wen-Hung Ting, Hian-Kun Tenn, Duan-Li Liao, Chia-Chang Li, Po-Lung Chen
-
Publication number: 20190303645Abstract: An electronic device, an iris recognition method and a non-volatile computer-readable medium are provided. A processor in the electronic device obtains a first and second iris images, and calculates a plurality of first and second feature mark boxes that are non-uniformly arranged according to the first and second iris images. The processor uses the first feature mark boxes to obtain a first and second image features from the first and second iris images respectively, and compares the first and second image features to obtain a first recognition result. The processor uses the second feature mark boxes to obtain a third and fourth image features from the second and first iris images respectively, and compares the third and fourth image features to obtain a second recognition result. The processor determines a similarity degree of the first and second iris images according to the first and second recognition results.Type: ApplicationFiled: April 24, 2018Publication date: October 3, 2019Applicant: Industrial Technology Research InstituteInventors: Wen-Hung Ting, Hian-Kun Tenn, Duan-Li Liao, Chia-Chang Li, Po-Lung Chen
-
Patent number: 10409868Abstract: In one embodiment, a method includes receiving a search query, searching a multiple verticals to identify multiple of sets of objects in each respective vertical that match the search query, wherein each vertical stores objects of a particular object-type, generating a set of blended search results by blending the sets of identified objects from each vertical, determining that greater than a threshold proportion of objects in the set of blended search results are from a first vertical, adding at least one object from a second vertical to the set of blended search results in responsive to determining that greater than the threshold proportion of objects in the blended search results are from the first vertical, wherein the second vertical is different from the first vertical; and sending, responsive to the search query, the set of blended search results for display.Type: GrantFiled: September 7, 2017Date of Patent: September 10, 2019Assignee: Facebook, Inc.Inventors: Ching-Chih Weng, Alessandro Presta, Chun-Yang Chen, Po-Lung Chen
-
Publication number: 20170371966Abstract: In one embodiment, a method includes receiving a search query, searching a multiple verticals to identify multiple of sets of objects in each respective vertical that match the search query, wherein each vertical stores objects of a particular object-type, generating a set of blended search results by blending the sets of identified objects from each vertical, determining that greater than a threshold proportion of objects in the set of blended search results are from a first vertical, adding at least one object from a second vertical to the set of blended search results in responsive to determining that greater than the threshold proportion of objects in the blended search results are from the first vertical, wherein the second vertical is different from the first vertical; and sending, responsive to the search query, the set of blended search results for display.Type: ApplicationFiled: September 7, 2017Publication date: December 28, 2017Inventors: Ching-Chih Weng, Alessandro Presta, Chun-Yang Chen, Po-Lung Chen
-
Patent number: 9792364Abstract: In one embodiment, a method includes receiving a search query from a user of an online social network and searching multiple verticals to identify multiple sets of objects in each vertical, respectively, that match the search query, and wherein each vertical stores one or more objects associated with the online social network. The method also includes ranking, for each set of identified objects from a vertical, each identified object in the set of identified objects. The method further includes blending the multiple sets of identified objects from each vertical to form a set of blended search results that includes a threshold number of identified objects, the blending including an iterative process performed at least the threshold number of iterations. Each iteration of the iterative blending process includes determining a blender score for each top-ranked identified object in each set of identified objects.Type: GrantFiled: August 8, 2014Date of Patent: October 17, 2017Assignee: Facebook, Inc.Inventors: Ching-Chih Weng, Alessandro Presta, Chun-Yang Chen, Po-Lung Chen
-
Publication number: 20170025443Abstract: A method manufacturing a thin film transistor is provided. A gate, a first insulation layer covering the gate, a semiconductor layer over the gate, and a first photoresist pattern are sequentially formed on a substrate. The semiconductor layer is patterned into a channel layer by using the first photoresist pattern as a mask and the first photoresist pattern is subsequently shrunken to remain a portion of the first photoresist pattern on the channel layer. A conductive material layer covering the remained portion of the first photoresist pattern, the channel layer and the first insulation layer is patterned by using a second photoresist pattern as a mask to form a source and a drain separated by a gap region exposing the remained portion. The second photoresist pattern and the remained portion are removed by performing a stripping process to expose the channel layer between the source and the drain.Type: ApplicationFiled: July 24, 2015Publication date: January 26, 2017Inventors: Der-Chun Wu, Shin-Chuan Chiang, Yu-Hsien Chen, Po-Lung Chen, Yi-Hsien Lin, Cheng-Jung Yang, Kuo-Hsing Tseng
-
Patent number: 9543330Abstract: A method manufacturing a thin film transistor is provided. A gate, a first insulation layer covering the gate, a semiconductor layer over the gate, and a first photoresist pattern are sequentially formed on a substrate. The semiconductor layer is patterned into a channel layer by using the first photoresist pattern as a mask and the first photoresist pattern is subsequently shrunken to remain a portion of the first photoresist pattern on the channel layer. A conductive material layer covering the remained portion of the first photoresist pattern, the channel layer and the first insulation layer is patterned by using a second photoresist pattern as a mask to form a source and a drain separated by a gap region exposing the remained portion. The second photoresist pattern and the remained portion are removed by performing a stripping process to expose the channel layer between the source and the drain.Type: GrantFiled: July 24, 2015Date of Patent: January 10, 2017Assignee: Chunghwa Picture Tubes, Ltd.Inventors: Der-Chun Wu, Shin-Chuan Chiang, Yu-Hsien Chen, Po-Lung Chen, Yi-Hsien Lin, Cheng-Jung Yang, Kuo-Hsing Tseng
-
Patent number: 9456219Abstract: An image encoding system and an image encoding method are provided. The image encoding system comprises a relation computing unit and an embedded unit. The relation computing unit receives a plurality of view-angle images each comprising a plurality of pixels, and calculates a relative relationship between pixels according to their colors and locations of the pixels to generate a plurality of encoding images. The embedded unit respectively embeds the encoding images in the view-angle images to generate a plurality of embedded images.Type: GrantFiled: September 23, 2011Date of Patent: September 27, 2016Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Duan-Li Liao, Chia-Chang Li, Po-Lung Chen
-
Patent number: 9390570Abstract: A virtual touch-control lock includes a processing module electrically connected to a latch device. A storage module, at least one image pick up device, and an input platform including a transparent or non-transparent non-touch-control screen are electrically connected to the processing module. The input platform is configured to permit a user to proceed with handwriting on the input platform and/or touching the input platform. The at least one image pick up device picks up a handwriting trace of the handwriting and/or the touching sequence. The handwriting trace and/or the touching sequence is transmitted to the processing module and is compared with authorized door-opening identification information stored in the storage module. The identification result is used to control movement of a latch of the latch device from the latching position to the unlatching position or to permit the latch to move from the latching position to the unlatching position.Type: GrantFiled: March 25, 2015Date of Patent: July 12, 2016Assignee: I-Tek Metal Mfg. Co., Ltd.Inventors: Po-Lung Chen, Yi-Cheng Chen, Yao-Hui Lee
-
Publication number: 20160042067Abstract: In one embodiment, a method includes receiving a search query from a user of an online social network and searching multiple verticals to identify multiple sets of objects in each vertical, respectively, that match the search query, and wherein each vertical stores one or more objects associated with the online social network. The method also includes ranking, for each set of identified objects from a vertical, each identified object in the set of identified objects. The method further includes blending the multiple sets of identified objects from each vertical to form a set of blended search results that includes a threshold number of identified objects, the blending including an iterative process performed at least the threshold number of iterations. Each iteration of the iterative blending process includes determining a blender score for each top-ranked identified object in each set of identified objects.Type: ApplicationFiled: August 8, 2014Publication date: February 11, 2016Inventors: Ching-Chih Weng, Alessandro Presta, Chun-Yang Chen, Po-Lung Chen
-
Patent number: 9063567Abstract: A display control apparatus and a display control method are disclosed. The display control apparatus comprises a recognition circuit and a mapping circuit. The recognition circuit recognizes a head position and a control point position of an operator. The mapping circuit dynamically adjusts the operating boundary according to the head position, the control point position and a display boundary, and calculates the cursor position on a display according to the control point position, the operating boundary and the display boundary, wherein the cursor position remains on a imagine line passing through the head position and the control point position.Type: GrantFiled: December 27, 2011Date of Patent: June 23, 2015Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Wen-Hung Ting, Chia-Chang Li, Chieh-Fu Tsai, Chien-Chun Kuo, Po-Lung Chen