Patents by Inventor Wen-Yi Chang
Wen-Yi Chang 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: 20250131546Abstract: A method of adaptably detecting dirt, occlusion and smudge on camera lens and image sensor includes capturing an image; subjecting original pixels of the image to sampling to result in sampled pixels; excluding outliers of the sampled pixels to result in retained pixels; obtaining an average value of the retained pixels; obtaining a tolerance value according to luminance values of the retained pixels; generating a threshold value for determining dirt, occlusion and smudge on camera lens and image sensor in the image according to the tolerance value and the average value of the retained pixels; and comparing a luminance value of at least one pixel of the image with a corresponding threshold value.Type: ApplicationFiled: October 23, 2023Publication date: April 24, 2025Inventors: Yi-Kai Chen, Chun-Chi Huang, Wen-Yi Chang
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Patent number: 11965069Abstract: A heat-shrinkable polyester film made of a polyester-forming resin composition includes a recycled material, and has an exothermic crystallization peak and an endothermic melting peak which are determined via differential scanning calorimetry, and which satisfy relationships of T2?T1?68° C. and T3?T2?78° C., where T1 represents an onset point of the exothermic crystallization peak, T2 represents an end point of the exothermic crystallization peak and an onset point of the endothermic melting peak, and T3 represents an end point of the endothermic melting peak. A method for manufacturing the heat-shrinkable polyester film is also disclosed.Type: GrantFiled: February 5, 2021Date of Patent: April 23, 2024Assignee: FAR EASTERN NEW CENTURY CORPORATIONInventors: Li-Ling Chang, Yow-An Leu, Ting-Yu Lin, Ching-Chun Tsai, Wen-Yi Chang
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Publication number: 20210253810Abstract: A heat-shrinkable polyester film made of a polyester-forming resin composition includes a recycled material, and has an exothermic crystallization peak and an endothermic melting peak which are determined via differential scanning calorimetry, and which satisfy relationships of T2?T1?68° C. and T3?T2?78° C., where T1 represents an onset point of the exothermic crystallization peak, T2 represents an end point of the exothermic crystallization peak and an onset point of the endothermic melting peak, and T3 represents an end point of the endothermic melting peak. A method for manufacturing the heat-shrinkable polyester film is also disclosed.Type: ApplicationFiled: February 5, 2021Publication date: August 19, 2021Inventors: Li-Ling Chang, Yow-An Leu, Ting-Yu Lin, Ching-Chun Tsai, Wen-Yi Chang
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Patent number: 8961931Abstract: A 18F-labeled monomeric galactose derivative is provided as a tomography probe. The derivative is a positron emission tomography (PET) probe. The derivative has high affinity and good stability in animal's body. The derivative can be an alternative glucose metabolism imaging agent used in clinic examination and quantification.Type: GrantFiled: April 7, 2011Date of Patent: February 24, 2015Assignee: Institute of Nuclear Energy Research, Atomic Energy CouncilInventors: Ting-Shien Duh, Wuu-Jyh Lin, Jenn-Tzong Chen, Li-Yuan Huang, Hsin-Ell Wang, Chuan-Lin Chen, Wen-Yi Chang, Hao-Wen Kao
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Publication number: 20140368638Abstract: The present invention provides a method of mobile image identification for flow velocity and the apparatus thereof. The present invention integrates laser-light module and mobile photographing devices such as smartphones, cameras, or tablet computers. After multiple laser spots are projected on the surface of flowing water, water-surface images including the laser spots are photographed continuously. Then the software program of image identification in the mobile photographing device performs calculations and coordinate conversion. According to the difference between multiple water-surface images taken continuously, the flow-velocity information of the water surface is given.Type: ApplicationFiled: June 18, 2014Publication date: December 18, 2014Inventors: FRANCO LIN, WEN-YI CHANG, LUNG-CHENG LEE, HUNG-TA HSIAO, WHEY-FONE TSAI, TAI-SHAN LIAO, SHUN-CHUNG TSUNG, JIHN-SUNG LAI, CHIN-HSIUNG LOH, SHIH-CHUNG KANG, YAO-YU YANG
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Patent number: 8908195Abstract: The present invention relates to a method for measuring cracks remotely and the device thereof. First, multiple laser spots with known a shape are projected onto a remote wall and beside a crack. Then, by using geometric calculations, the relative coordinates of the laser spots on the wall and the real distance can be given and used as the reference length of the crack. Next, a camera is used for taking a picture of the remote crack along with the laser spots; the image identification technology is used for calculating the relevant parameters of the crack. Thereby, to acquire the parameters of the crack, a user needs not to be present at the site for measuring at a short distance or placing a reference object, and thus providing safety and convenience.Type: GrantFiled: March 13, 2013Date of Patent: December 9, 2014Assignee: National Applied Research LaboratoriesInventors: Wen-Yi Chang, Franco Lin, Lung-Cheng Lee, Hung-Ta Hsiao, Shou-I Chen, Yu-Chi Sung, Tai-Shan Liao, Chih-Yen Chen
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Publication number: 20140132965Abstract: The present invention relates to a method for measuring cracks remotely and the device thereof. First, multiple laser spots with known a shape are projected onto a remote wall and beside a crack. Then, by using geometric calculations, the relative coordinates of the laser spots on the wail and the real distance can be given and used as the reference length of the crack. Next, a camera is used for taking a picture of the remote crack along with the laser spots; the image identification technology is used for calculating the relevant parameters of the crack. Thereby, to acquire the parameters of the crack, a user needs not to be present at the site for measuring at a short distance or placing a reference object, and thus providing safety and convenience.Type: ApplicationFiled: March 13, 2013Publication date: May 15, 2014Applicant: NATIONAL APPLIED RESEARCH LABORATORIESInventors: WEN-YI CHANG, FRANCO LIN, LUNG-CHENG LEE, HUNG-TA HSIAO, SHOU-I CHEN, YU-CHI SUNG, TAI-SHAN LIAO, CHIH-YEN CHEN
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Patent number: 8587646Abstract: The present invention relates to a multi-lens monitoring system for bed elevation around a pier according to the present invention comprises a container, a holder, a plurality of photographing units, and a processing module. The container is disposed on the pier; the holder is disposed inside the container; and the plurality of photographing units are disposed on the holder for photographing the bed under water and producing a monitoring image. The processing module is used for activating one of the plurality of photographing units for photographing the bed under water. The processing module also analyzes the monitoring image, gives the elevation variation of the bed, and transmits the elevation variation of the bed to a remote monitoring unit for real-timely monitoring and recording. During the monitoring process, the processing module will change activating one of the plurality of photographing units according to the monitoring image, and hence the electrical power can be saved.Type: GrantFiled: July 9, 2010Date of Patent: November 19, 2013Assignee: National Applied Research LaboratoriesInventors: Wen-Yi Chang, Teng-Yi Yu, Jihn-Sung Lai, Whey-Fone Tsai, Franco Lin, Lung-Cheng Lee, Yu-Hui Liao, Ho-Cheng Lien, Chin-Hsiung Loh
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Patent number: 8558881Abstract: A telescopic probe monitoring system for riverbed elevation monitoring at a bridge pier is revealed. The system includes a measurement module for measuring riverbed elevation under water and a control module. The measurement module includes a housing, a multi-layer tube, a driving member with scales, a photographic unit for capturing images, and a sensing unit. The control module controls the driving member to extend the multi-layer tube. Thus the sensing unit on the bottom of the multi-layer tube contacts the riverbed and then sends a sensing signal to the control module for stopping pushing the multi-layer tube and controlling the photographic unit to capture images of the driving member. According to the images and movement of the measurement module, the control module learns the riverbed elevation and sends the riverbed elevation to a remote monitor unit for real-time monitoring of the riverbed elevation.Type: GrantFiled: June 13, 2011Date of Patent: October 15, 2013Assignee: National Applied Research LabortoriesInventors: Teng-Yi Yu, Wen-Yi Chang, Franco Lin, Lung-Chang Lee, Whey-Fone Tsai, Jihn-Sung Lai, Chin-Hsiung Loh
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Patent number: 8352213Abstract: A probe monitoring system for riverbed elevation monitoring at bridge piers is revealed. The system includes a housing, a measuring rod, a moving member, a control module, a photographic unit and a sensing unit. The housing is fixed on the pier. Both the moving member for driving the measuring rod and the control module for control of the moving member are mounted in the housing. When the control module drives the measuring rod to move downward and the sensing unit on the bottom of the measuring rod approaches the riverbed, a sensing signal is sent to the control module. Thus the moving member stops moving the measuring rod and the photographic unit takes pictures of the measuring rod to generate an image. Then the riverbed elevation is obtained according to the image or the movement of the moving member and is sent to a remote monitor unit for real-time monitoring.Type: GrantFiled: July 9, 2010Date of Patent: January 8, 2013Assignee: National Applied Research LaboratoriesInventors: Wen-Yi Chang, Teng-Yi Yu, Jihn-Sung Lai, Whey-Fone Tsai, Franco Lin, Lung-Cheng Lee, Yu-Hui Liao, Ho-Cheng Lien, Chin-Hsiung Loh
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Patent number: 8339452Abstract: A monitor system for monitoring riverbed elevation changes at bridge piers is revealed. The monitor system includes a container, a rail, a holder, a photographic unit, a processor and a transmission unit. The container is disposed at a pier under the water and the rail is mounted in the container. The holder is arranged at the rail and is moved on the rail. The photographic unit is disposed on the holder to capture a monitor image of a riverbed under the water. As to the processor, it processes the monitor image so as to learn elevation change of the riverbed under the water. By the transmission unit, the riverbed elevation change is sent to a remote monitor unit so as to get the riverbed elevation according to the riverbed elevation change. Thus the riverbed elevation change at the bridge pier is monitored in real time.Type: GrantFiled: November 17, 2009Date of Patent: December 25, 2012Assignee: National Applied Research LaboratoriesInventors: Wen-Yi Chang, Whey-Fone Tsai, Jihn-Sung Lai, Yu-Hui Liao, Ho-Cheng Lien, Lung-Cheng Lee, Franco Lin, Te-lin Chung, Jyh-Horng Wu, Yi-Haur Shiau
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Publication number: 20120259102Abstract: A 18F-labeled monomeric galactose derivative is provided as a tomography probe. The derivative is a positron emission tomography (PET) probe. The derivative has high affinity and good stability in animal's body. The derivative can be an alternative glucose metabolism imaging agent used in clinic examination and quantification.Type: ApplicationFiled: April 7, 2011Publication date: October 11, 2012Applicant: ATOMIC ENERGY COUNCIL-INSTITUTE OF NUCLEAR ENERGY RESEARCHInventors: Ting-Shien Duh, Wuu-Jyh Lin, Jenn-Tzong Chen, Li-Yuan Huang, Hsin-Ell Wang, Chuan-Lin Chen, Wen-Yi Chang, Hao-Wen Kao
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Publication number: 20120127300Abstract: A telescopic probe monitoring system for riverbed elevation monitoring at a bridge pier is revealed. The system includes a measurement module for measuring riverbed elevation under water and a control module. The measurement module includes a housing, a multi-layer tube, a driving member with scales, a photographic unit for capturing images, and a sensing unit. The control module controls the driving member to extend the multi-layer tube. Thus the sensing unit on the bottom of the multi-layer tube contacts the riverbed and then sends a sensing signal to the control module for stopping pushing the multi-layer tube and controlling the photographic unit to capture images of the driving member. According to the images and movement of the measurement module, the control module learns the riverbed elevation and sends the riverbed elevation to a remote monitor unit for real-time monitoring of the riverbed elevation.Type: ApplicationFiled: June 13, 2011Publication date: May 24, 2012Applicant: NATIONAL APPLIED RESEARCH LABORATORIESInventors: Teng-Yi Yu, Wen-Yi Chang, Franco Lin, Lung-Chang Lee, Whey-Fone Tsai, Jihn-Sung Lai, Chin-Hsiung Loh
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Publication number: 20110255735Abstract: A probe monitoring system for riverbed elevation monitoring at bridge piers is revealed. The system includes a housing, a measuring rod, a moving member, a control module, a photographic unit and a sensing unit. The housing is fixed on the pier. Both the moving member for driving the measuring rod and the control module for control of the moving member are mounted in the housing. When the control module drives the measuring rod to move downward and the sensing unit on the bottom of the measuring rod approaches the riverbed, a sensing signal is sent to the control module. Thus the moving member stops moving the measuring rod and the photographic unit takes pictures of the measuring rod to generate an image. Then the riverbed elevation is obtained according to the image or the movement of the moving member and is sent to a remote monitor unit for real-time monitoring.Type: ApplicationFiled: July 9, 2010Publication date: October 20, 2011Applicant: NATIONAL APPLIED RESEARCH LABORATORIESInventors: WEN-YI CHANG, TENG-YI YU, JIHN-SUNG LAI, WHEY-FONE TSAI, FRANCO LIN, LUNG-CHENG LEE, YU-HUI LIAO, HO-CHENG LIEN, CHIN-HSIUNG LOH
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Publication number: 20110242309Abstract: The present invention relates to a multi-lens monitoring system for bed elevation around a pier according to the present invention comprises a container, a holder, a plurality of photographing units, and a processing module. The container is disposed on the pier; the holder is disposed inside the container; and the plurality of photographing units are disposed on the holder for photographing the bed under water and producing a monitoring image. The processing module is used for activating one of the plurality of photographing units for photographing the bed under water. The processing module also analyzes the monitoring image, gives the elevation variation of the bed, and transmits the elevation variation of the bed to a remote monitoring unit for real-timely monitoring and recording. During the monitoring process, the processing module will change activating one of the plurality of photographing units according to the monitoring image, and hence the electrical power can be saved.Type: ApplicationFiled: July 9, 2010Publication date: October 6, 2011Applicant: NATIONAL APPLIED RESEARCH LABORATORIESInventors: WEN-YI CHANG, TENG-YI YU, JIHN-SUNG LAI, WHEY-FONE TSAI, FRANCO LIN, LUNG-CHENG LEE, YU-HUI LIAO, HO-CHENG LIEN, CHIN-HSIUNG LOH
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Publication number: 20110063434Abstract: A monitor system for monitoring riverbed elevation changes at bridge piers is revealed. The monitor system includes a container, a rail, a holder, a photographic unit, a processor and a transmission unit. The container is disposed at a pier under the water and the rail is mounted in the container. The holder is arranged at the rail and is moved on the rail. The photographic unit is disposed on the holder to capture a monitor image of a riverbed under the water. As to the processor, it processes the monitor image so as to learn elevation change of the riverbed under the water. By the transmission unit, the riverbed elevation change is sent to a remote monitor unit so as to get the riverbed elevation according to the riverbed elevation change. Thus the riverbed elevation change at the bridge pier is monitored in real time.Type: ApplicationFiled: November 17, 2009Publication date: March 17, 2011Inventors: Wen-Yi Chang, Whey-Fone Tsai, Jihn-Sung Lai, Yu-Hui Liao, Ho-Cheng Lien, Lung-Cheng Lee, Franco Lin, Te-lin Chung, Jyh-Horng Wu, Yi-Haur Shiau
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Patent number: 7542819Abstract: A method and a system for managing product output are proposed, for connecting work partners at different locations of an enterprise through a network to the managing system, wherein an enterprise can assign an order from a client to a work partner who needs to increase profits, and allow another work partner to perform product manufacture and output according to the order. Moreover, after loginning the managing system, work partners at different locations of the enterprise can accurately monitor and control operation conditions associated with product manufacture, so that the enterprise can effectively manage distribution and flow of business performances and profits.Type: GrantFiled: November 15, 2001Date of Patent: June 2, 2009Assignee: Inventec CorporationInventors: Yi-Ming Liao, Pei-Huan Chung, Cheng-Ju Chen, Ching-Ching Chang, Wen-Yi Chang
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Publication number: 20070106688Abstract: A network-based data feedback processing method and system is proposed, which is designed for use in conjunction with a network system, and which is characterized by the capability of feeding the data stored in the database of a material dispatching management system on a data server on a remote side back to an ERP management system on a business-side server on a local side, for the purpose of allowing all the related working personnel of a business organization, such as purchase personnel, inventory management personnel, accounting personnel, and so on, to inquire into the feedback data via their own ERP management system. This feature can help enhance the efficiency of custom-related works in the enterprise.Type: ApplicationFiled: October 25, 2005Publication date: May 10, 2007Applicant: Inventec CorporationInventors: Wen-Yi Chang, Acky Tang
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Publication number: 20070027777Abstract: A purchase order management method and system is proposed, which is designed for use in conjunction with a network system for providing a purchase order management function, and which is characterized by the capability of allowing the customer to follow a predefined consolidation rule to specifies a number of localities and a plurality of recipients associated with each of the localities, so that if the customer wants to request the merging of multiple batches of products into a single batch for shipment, the related recipient data can be retrieved from the database for generating a recipient grouping code based on the consolidation rule and filled into the electronic purchase order for downloading to the manufacturer, thus requesting the manufacturer to pack and ship the ordered products accordingly. This feature can help enhance the overall efficiency of OEM/ODM business transaction between the customer and the manufacturer.Type: ApplicationFiled: December 19, 2005Publication date: February 1, 2007Applicant: Inventec CorporationInventor: Wen-Yi Chang
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Publication number: 20060235769Abstract: A method and a system for automatic categorization and packaging of the present invention that, based on pre-selected information, automatically arranges a plurality of cargoes on pallets to fill up spaces in the pallets that are not fully occupied, thereby effectively using storage spaces in cargo transport so as to save transportation costs. The automatic categorization and packaging system comprises at least a data accessing module, a pallet arranging module, a pallet capacity determining module, a pallet consolidating module, and a data outputting module for being used in combination with the method to perform the pallet consolidation. Further, information of the process of pallet consolidation is outputted to a management system for allowing production administrators to effectively control flows of cargoes and pallets and increase efficiency of production management as a result.Type: ApplicationFiled: March 31, 2005Publication date: October 19, 2006Inventors: Mei-hsiu Cheng, Mei-Chi Kuo, Wen-Yi Chang, Min-Tzu Sung