Patents by Inventor Wen-Jen Lin
Wen-Jen Lin 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: 11885690Abstract: A high-precision non-contact temperature measurement device includes: a thermal insulation box made of a thermal insulation material and having therein a receiving space; a dynamic constant-temperature feedback control module for controlling temperature of the receiving space; and a non-temperature-sensing thermal imager disposed in the receiving space. The device achieves system thermal insulation within a non-contact temperature measurement gauge, maintains the overall closed system dynamically at constant temperature, compensates for effects of internal chip self-heating effect and visual field background temperature variation, and finally calculates average temperature of surfaces of a target precisely with an imaging, non-contact temperature measurement gauge and a temperature calibration algorithm widely used in thermal-imaging non-contact temperature measurement.Type: GrantFiled: December 17, 2020Date of Patent: January 30, 2024Assignee: NATIONAL CHUNG SHAN INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Shiang-Feng Tang, Shun-Lung Yen, Kun-Chi Lo, Wen-Jen Lin
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Patent number: 11630182Abstract: A system and method for a second wireless device to establish distance and location of a first device which is transmitting radio waves includes the first and second devices. Each second device includes two or more (N in number) receiving antennas. An angle between the directions in which adjacent receiving antennas receive the strongest signals is 360°/N. The second device obtains a received signal strength indicator (RSSI) of each receiving antenna receiving signals from the first device, and from the two strongest receiving antennas, calculation of an angle between the first device and one of the adjacent receiving antennas can be performed. The distance between the first device and the second device can also be calculated.Type: GrantFiled: July 2, 2021Date of Patent: April 18, 2023Assignee: Nanning FuLian FuGui Precision Industrial Co., Ltd.Inventors: Wen-Jen Lin, Ming-Chieh Cheng
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Patent number: 11254043Abstract: The present invention aims at providing a high-accuracy contactless measurement method for measuring the temperature of a metal thermoforming mold, which is capable of timely monitoring the metal temperature in multiple areas and also has threshold warning functionalities for delivering real-time notifications, in order to save the labor costs for long-term monitoring.Type: GrantFiled: December 23, 2018Date of Patent: February 22, 2022Assignee: National Chung-Shan Institute of Science and TechnologyInventors: Shiang-Feng Tang, Shun-Lung Yen, Kun-Chi Lo, Wen-Jen Lin
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Publication number: 20210333355Abstract: A system and method for a second wireless device to establish distance and location of a first device which is transmitting radio waves includes the first and second devices. Each second device includes two or more (N in number) receiving antennas. An angle between the directions in which adjacent receiving antennas receive the strongest signals is 360°/N. The second device obtains a received signal strength indicator (RSSI) of each receiving antenna receiving signals from the first device, and from the two strongest receiving antennas, calculation of an angle between the first device and one of the adjacent receiving antennas can be performed. The distance between the first device and the second device can also be calculated.Type: ApplicationFiled: July 2, 2021Publication date: October 28, 2021Inventors: WEN-JEN LIN, MING-CHIEH CHENG
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Patent number: 11125625Abstract: A microbolometer read-out circuit includes an extraction circuit configured to detect a voltage signal of a temperature variation; an analog-to-digital converter coupled to the extraction circuit and configured to digitalize the voltage signal of the temperature variation; an image processing circuit coupled to the analog-to-digital converter; and wherein the image processing circuit is coupled to a gain digital-to-analog converter and an offset digital-to-analog converter.Type: GrantFiled: December 24, 2018Date of Patent: September 21, 2021Assignee: National Chung-Shan Institute of Science and TechnologyInventors: Ping-Kuo Weng, Yin-Yi Wu, Shiang-Feng Tang, Wen-Jen Lin, Yau-Tang Gau
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Patent number: 11112484Abstract: A system and method for a second wireless device to establish distance and location of a first device which is transmitting radio waves includes the first and second devices. Each second device includes two or more (N in number) receiving antennas. An angle between the directions in which adjacent receiving antennas receive the strongest signals is 360°/N. The second device obtains a received signal strength indicator (RSSI) of each receiving antenna receiving signals from the first device, and from the two strongest receiving antennas, calculation of an angle between the first device and one of the adjacent receiving antennas can be performed. The distance between the first device and the second device can also be calculated.Type: GrantFiled: May 15, 2019Date of Patent: September 7, 2021Assignee: NANNING FUGUI PRECISION INDUSTRIAL CO., LTD.Inventors: Wen-Jen Lin, Ming-Chieh Cheng
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Publication number: 20210190596Abstract: A high-precision non-contact temperature measurement device includes: a thermal insulation box made of a thermal insulation material and having therein a receiving space; a dynamic constant-temperature feedback control module for controlling temperature of the receiving space; and a non-temperature-sensing thermal imager disposed in the receiving space. The device achieves system thermal insulation within a non-contact temperature measurement gauge, maintains the overall closed system dynamically at constant temperature, compensates for effects of internal chip self-heating effect and visual field background temperature variation, and finally calculates average temperature of surfaces of a target precisely with an imaging, non-contact temperature measurement gauge and a temperature calibration algorithm widely used in thermal-imaging non-contact temperature measurement.Type: ApplicationFiled: December 17, 2020Publication date: June 24, 2021Inventors: SHIANG-FENG TANG, SHUN-LUNG YEN, KUN-CHI LO, WEN-JEN LIN
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Patent number: 10969280Abstract: A temperature measurement correction method for a temperature detection device is provided. The temperature detection device includes a case and a focal plane array module disposed on an inner of the case. The temperature measurement correction method includes measuring an ambient temperature, a temperature of the case and a temperature of the focal plane array module, determining a plurality of radiometric regression coefficients according to the ambient temperature, the temperature of the case and the temperature of the focal plane array module, utilizing the temperature detection device to sense infrared energy radiated from an object to generate an electrical signal, and calculating an actual temperature value of the object according to the plurality of radiometric regression coefficients and the electrical signal.Type: GrantFiled: September 6, 2018Date of Patent: April 6, 2021Assignee: National Chung-Shan Institute of Science and TechnologyInventors: Shiang-Feng Tang, Shun-Lung Yen, Kun-Chi Lo, Wen-Jen Lin
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Publication number: 20200363494Abstract: A system and method for a second wireless device to establish distance and location of a first device which is transmitting radio waves includes the first and second devices. Each second device includes two or more (N in number) receiving antennas. An angle between the directions in which adjacent receiving antennas receive the strongest signals is 360°/N. The second device obtains a received signal strength indicator (RSSI) of each receiving antenna receiving signals from the first device, and from the two strongest receiving antennas, calculation of an angle between the first device and one of the adjacent receiving antennas can be performed. The distance between the first device and the second device can also be calculated.Type: ApplicationFiled: May 15, 2019Publication date: November 19, 2020Inventors: WEN-JEN LIN, MING-CHIEH CHENG
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Publication number: 20200198219Abstract: The present invention aims at providing a high-accuracy contactless measurement method for measuring the temperature of a metal thermoforming mold, which is capable of timely monitoring the metal temperature in multiple areas and also has threshold warning functionalities for delivering real-time notifications, in order to save the labor costs for long-term monitoring.Type: ApplicationFiled: December 23, 2018Publication date: June 25, 2020Inventors: Shiang-Feng Tang, Shun-Lung Yen, Kun-Chi Lo, Wen-Jen Lin
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Publication number: 20200200609Abstract: A microbolometer read-out circuit includes an extraction circuit configured to detect a voltage signal of a temperature variation; an analog-to-digital converter coupled to the extraction circuit and configured to digitalize the voltage signal of the temperature variation; an image processing circuit coupled to the analog-to-digital converter; and wherein the image processing circuit is coupled to a gain digital-to-analog converter and an offset digital-to-analog converter.Type: ApplicationFiled: December 24, 2018Publication date: June 25, 2020Inventors: Ping-Kuo Weng, Yin-Yi Wu, Shiang-Feng Tang, Wen-Jen Lin, Yau-Tang Gau
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Patent number: 10591646Abstract: An infrared anti-reflection film structure, an anti-reflection film layer, including a material of zinc oxide, comprising a top anti-reflection film layer and a bottom anti-reflection film layer, wherein the top anti-reflection film layer is disposed on a top side of the base material and the bottom anti-reflection film layer is disposed on a bottom side of the base material; and the base material is manufactured by a floating zone crystal growth method. Through the silicon base material manufactured by the high purity crystal growth method, the silicon base material replaces germanium as the high refractive index material and base material. And coating the anti-reflection film layer on the surface of the silicon base material, so as to apply the infrared anti-reflection film structure to the thermal imaging technology.Type: GrantFiled: December 20, 2017Date of Patent: March 17, 2020Assignee: National Chung-Shan Institute of Science and TechnologyInventors: Shih-Hao Chan, Shiang-Feng Tang, Shao-Ze Tseng, Kun-Chi Lo, Sheng-Hui Chen, Wen-Jen Lin
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Publication number: 20190195694Abstract: A temperature measurement correction method for a temperature detection device is provided. The temperature detection device includes a case and a focal plane array module disposed on an inner of the case. The temperature measurement correction method includes measuring an ambient temperature, a temperature of the case and a temperature of the focal plane array module, determining a plurality of radiometric regression coefficients according to the ambient temperature, the temperature of the case and the temperature of the focal plane array module, utilizing the temperature detection device to sense infrared energy radiated from an object to generate an electrical signal, and calculating an actual temperature value of the object according to the plurality of radiometric regression coefficients and the electrical signal.Type: ApplicationFiled: September 6, 2018Publication date: June 27, 2019Inventors: Shiang-Feng Tang, Shun-Lung Yen, Kun-Chi Lo, Wen-Jen Lin
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Publication number: 20190187334Abstract: An infrared anti-reflection film structure, an anti-reflection film layer, including a material of zinc oxide, comprising a top anti-reflection film layer and a bottom anti-reflection film layer, wherein the top anti-reflection film layer is disposed on a top side of the base material and the bottom anti-reflection film layer is disposed on a bottom side of the base material; and the base material is manufactured by a floating zone crystal growth method. Through the silicon base material manufactured by the high purity crystal growth method, the silicon base material replaces germanium as the high refractive index material and base material. And coating the anti-reflection film layer on the surface of the silicon base material, so as to apply the infrared anti-reflection film structure to the thermal imaging technology.Type: ApplicationFiled: December 20, 2017Publication date: June 20, 2019Inventors: Shih-Hao Chan, Shiang-Feng Tang, Shao-Ze Tseng, Kun-Chi Lo, Sheng-Hui Chen, Wen-Jen Lin
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Patent number: 9671218Abstract: A quick subpixel absolute positioning device and method are introduced.Type: GrantFiled: December 22, 2014Date of Patent: June 6, 2017Assignee: NATIONAL CHUNG SHAN INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Yi-Yuh Hwang, Wei-Guo Chang, Chin-Der Hwang, Guang-Sheen Liu, Wen-Jen Lin, Ping-Ya Ko
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Publication number: 20160178347Abstract: A quick subpixel absolute positioning device and method are introduced.Type: ApplicationFiled: December 22, 2014Publication date: June 23, 2016Inventors: YI-YUH HWANG, WEI-GUO CHANG, CHIN-DER HWANG, GUANG-SHEEN LIU, WEN-JEN LIN, PING-YA KO
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Publication number: 20140093573Abstract: A non-enteric coated pharmaceutical composition having an enhanced bioavailability comprising an acid-labile active ingredient and a nanolized biocompatible polymer, wherein the acid-labile active ingredient is mixed with and trapped by the nanolized biocompatible polymer, and the acid-labile active ingredient is sustainably released from the nanolized biocompatible polymer.Type: ApplicationFiled: September 28, 2012Publication date: April 3, 2014Applicant: National Taiwan UniversityInventors: Wen Jen LIN, Milind Alai
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Publication number: 20100112055Abstract: The present invention is a new type of microporous film. The micoporous film can be applied to use as coating material of controlling drug release. The present invention also relates to a preparation of the microporous film.Type: ApplicationFiled: March 17, 2009Publication date: May 6, 2010Applicant: NATIONAL TAIWAN UNIVERSITYInventor: WEN-JEN LIN
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Patent number: 5357709Abstract: An apparatus for storing a bait which contains an insecticidal ingredient is disclosed. The apparatus includes a flat seat having a hollow cylinder centrally fixed to the flat seat. A cover member rotatably caps the hollow cylinder. The cover member has a flange and a hook ring member depending from the lower face of the flange. The hook ring member retains a radial projection which is formed on the external surface of the hollow cylinder. The cover member has a plurality of openings or notches and the hollow cylinder has a plurality of holes. The holes and the openings can be registered with one another when the cover member is rotated to a predetermined position with respect to the flat seat.Type: GrantFiled: May 7, 1993Date of Patent: October 25, 1994Inventor: Wen-Jen Lin
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Patent number: D348918Type: GrantFiled: March 31, 1993Date of Patent: July 19, 1994Inventor: Wen-Jen Lin