Patents by Inventor Chang-Chih Liu
Chang-Chih Liu 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: 20250018790Abstract: There is provided a denoising circuit connecting to two pins of a chip. The denoising circuit includes a shielding branch, a driving branch and an intermediate capacitor. The shielding branch is connected between a first pin of the chip, a ground voltage and a shielding metal. The driving branch is connected between a second pin of the chip and a load. The intermediate capacitor is connected between the shielding branch and the driving branch. The first pin and the second pin are used to respectively output a sinusoidal signal.Type: ApplicationFiled: July 11, 2023Publication date: January 16, 2025Inventors: Shiue-Shin LIU, Chang-Yuan LIOU, Cheng-Chih CHANG
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Patent number: 10575401Abstract: A dielectric composite is provided. The dielectric composite includes: at least one first dielectric layer; and at least one second dielectric layer, wherein the first dielectric layer has a thermal coefficient of dielectric constant (TCDk) not higher than ?150 ppm/° C., and the second dielectric layer has a TCDK not lower than 50 ppm/° C.; and the dielectric composite has a dielectric constant (Dk) not lower than 4, and a TCDk ranging from 0 to ?150 ppm/° C.Type: GrantFiled: September 28, 2018Date of Patent: February 25, 2020Assignee: TAIWAN UNION TECHNOLOGY CORPORATIONInventors: Shur-Fen Liu, Chin-Hsien Hung, Wei-Jung Yang, Chang-Chih Liu
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Publication number: 20200053877Abstract: A dielectric composite is provided. The dielectric composite includes: at least one first dielectric layer; and at least one second dielectric layer, wherein the first dielectric layer has a thermal coefficient of dielectric constant (TCDk) not higher than ?150 ppm/° C., and the second dielectric layer has a TCDK not lower than 50 ppm/° C.; and the dielectric composite has a dielectric constant (Dk) not lower than 4, and a TCDk ranging from 0 to ?150 ppm/° C.Type: ApplicationFiled: September 28, 2018Publication date: February 13, 2020Inventors: Shur-Fen LIU, Chin-Hsien HUNG, Wei-Jung YANG, Chang-Chih LIU
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Patent number: 9013892Abstract: A chip stacking structure including a plurality of microbump structures, a plurality of first substrates, at least one first space layer, a plurality of second substrates and at least one second space layer is provided. The first substrates are stacked upon each other by a portion of the microbump structures, and each of the first substrates includes at least one first redistribution layer. The first space layer is located between the stacked first substrates. The second substrates are stacked on at least one of the first substrates by another portion of the microbump structures, and each of the second substrates includes at least one second redistribution layer. The second space layer is located between the stacked first and second substrates. The first redistribution layers, the second redistribution layers and the microbump structures form a plurality of impedance elements, and the impedance elements provide a specific oscillation frequency.Type: GrantFiled: June 7, 2013Date of Patent: April 21, 2015Assignee: Industrial Technology Research InstituteInventors: Chang-Chih Liu, Hsun Yu, Peng-Shu Chen, Shih-Hsien Wu
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Patent number: 8885043Abstract: An image reconstruction method adapted to use with a planting bed is provided. The planting bed is constituted by a work platform disposed on a work plane and for supporting a plurality of plants thereon. The image reconstruction method includes steps of: capturing a plurality of images of the work platform from different positions on a monitoring plane to obtain a plurality of image data, wherein the monitoring plane is opposite to the work plane, the monitoring and work planes are parallel to each other in a visible range and have a predetermined distance therebetween; and performing an image stitching algorithm to stitch the image data into a two-dimensional image of the planting bed. A monitoring system of a planting bed is also provided.Type: GrantFiled: January 13, 2012Date of Patent: November 11, 2014Assignee: National Taiwan UniversityInventors: Ta-Te Lin, Tai-Hsien Ou-Yang, Chang-Chih Liu, Tsung-Cheng Lai
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Patent number: 8783579Abstract: An RFID sealing device for a bottle is disclosed, which provides information of production resumes, stock control, sale control and so like, where the information may be adapted for a computerized foods management system for the upstream manufacturer and the downstream sellers. Since the metal cap plays a part in the RFID sealing device, the RFID shall malfunction once the bottle cap has been turned or opened before sale, so that the present RFID sealing device plays a function of safety identifier to the bottled liquid or food in addition.Type: GrantFiled: July 4, 2012Date of Patent: July 22, 2014Assignee: Industrial Technology Research InstituteInventors: Li-Chi Chang, Yung-Chung Chang, Chang-Chih Liu, Cheng-Hua Tsai, Meng-Sheng Chen
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Publication number: 20140177189Abstract: A chip stacking structure including a plurality of microbump structures, a plurality of first substrates, at least one first space layer, a plurality of second substrates and at least one second space layer is provided. The first substrates are stacked upon each other by a portion of the microbump structures, and each of the first substrates includes at least one first redistribution layer. The first space layer is located between the stacked first substrates. The second substrates are stacked on at least one of the first substrates by another portion of the microbump structures, and each of the second substrates includes at least one second redistribution layer. The second space layer is located between the stacked first and second substrates. The first redistribution layers, the second redistribution layers and the microbump structures form a plurality of impedance elements, and the impedance elements provide a specific oscillation frequency.Type: ApplicationFiled: June 7, 2013Publication date: June 26, 2014Inventors: Chang-Chih Liu, Hsun Yu, Peng-Shu Chen, Shih-Hsien Wu
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Patent number: 8686821Abstract: An inductor structure including a plurality of solenoids and at least one connecting line is provided. One of the solenoids serves as a core, and the remaining solenoids are sequentially wound around the core solenoid. Axes of the solenoids are substantially directed to the same direction. Each connecting line is correspondingly connected between ends of two adjacent solenoids to serially connect the solenoids.Type: GrantFiled: June 19, 2012Date of Patent: April 1, 2014Assignee: Industrial Technology Research InstituteInventors: Yung-Chung Chang, Meng-Sheng Chen, Chang-Chih Liu, Li-Chi Chang, Cheng-Hua Tsai
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Publication number: 20140008443Abstract: An RFID sealing device for a bottle is disclosed, which provides information of production resumes, stock control, sale control and so like, where the information may be adapted for a computerized foods management system for the upstream manufacturer and the downstream sellers. Since the metal cap plays a part in the RFID sealing device, the RFID shall malfunction once the bottle cap has been turned or opened before sale, so that the present RFID sealing device plays a function of safety identifier to the bottled liquid or food in addition.Type: ApplicationFiled: July 4, 2012Publication date: January 9, 2014Applicant: Industrial Technology Research InstituteInventors: Li-Chi Chang, Yung-Chung Chang, Chang-Chih Liu, Cheng-Hua Tsai, Meng-Sheng Chen
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Patent number: 8610626Abstract: An antenna having a signal feeding structure, an antenna conductor coupled to the signal feeding structure and forming a slot in the antenna conductor. A closing portion capacitively closing the at least one slot at a mechanically open end of the slot.Type: GrantFiled: December 9, 2010Date of Patent: December 17, 2013Assignee: Industrial Technology Research InstituteInventors: Li-Chi Chang, Yung-Chung Chang, Meng-Sheng Chen, Chang-Chih Liu, Chang-Sheng Chen
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Publication number: 20130187743Abstract: An inductor structure including a plurality of solenoids and at least one connecting line is provided. One of the solenoids serves as a core, and the remaining solenoids are sequentially wound around the core solenoid. Axes of the solenoids are substantially directed to the same direction. Each connecting line is correspondingly connected between ends of two adjacent solenoids to serially connect the solenoids.Type: ApplicationFiled: June 19, 2012Publication date: July 25, 2013Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Yung-Chung Chang, Meng-Sheng Chen, Chang-Chih Liu, Li-Chi Chang, Cheng-Hua Tsai
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Publication number: 20130160359Abstract: A structure of a planting bed includes at least a work platform, a plurality of first and second supporting rods, a sliding track and an image capture apparatus. The first work platform is disposed on a work plane for supporting a plurality of plants. The first supporting rods each extend in a first direction. The second supporting rods are disposed on the work plane and around the work platform to support the work platform on the work plane, and each are connected to two adjacent first supporting rods. The sliding track is disposed on a monitoring plane and extends in a second direction. The sliding structure extends in a third direction and an end thereof is disposed on the sliding track. The image capture apparatus is installed to the sliding structure for capturing images at different positions on the work platform while the sliding structure is being driven to slide.Type: ApplicationFiled: January 18, 2012Publication date: June 27, 2013Applicant: National Taiwan UniversityInventors: Ta-Te Lin, Wan-Lin Hu, Chang-Chih Liu, Tai-Hsien Ou-Yang, Tsung-Cheng Lai
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Publication number: 20130141589Abstract: An image reconstruction method adapted to use with a planting bed is provided. The planting bed is constituted by a work platform disposed on a work plane and for supporting a plurality of plants thereon. The image reconstruction method includes steps of: capturing a plurality of images of the work platform from different positions on a monitoring plane to obtain a plurality of image data, wherein the monitoring plane is opposite to the work plane, the monitoring and work planes are parallel to each other in a visible range and have a predetermined distance therebetween; and performing an image stitching algorithm to stitch the image data into a two-dimensional image of the planting bed. A monitoring system of a planting bed is also provided.Type: ApplicationFiled: January 13, 2012Publication date: June 6, 2013Applicant: National Taiwan UniversityInventors: Ta-Te Lin, Tai-Hsien Ou-Yang, Chang-Chih Liu, Tsung-Cheng Lai
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Patent number: 8339233Abstract: A three-dimensional inductor is provided. The three-dimensional inductor is disposed in a multi-layered substrate. The multi-layered substrate includes at least a dielectric layer and at least two metal layers. The three-dimensional inductor includes a first coil and a second coil. The second coil is electrically connected to the first coil. The first coil is on a first plane and formed on a first metal layer. The second coil is on a second plane and disposed in a variety of dielectric layers and metal layer. The first plane is not parallel to or is vertical to the second plane such that the magnetic field generated by the first coil and the magnetic field generated by the second coil are not parallel to each other or are vertical to each other.Type: GrantFiled: May 18, 2011Date of Patent: December 25, 2012Assignee: Industrial Technology Research InstituteInventors: Cheng-Hua Tsai, Chang-Sheng Chen, Chang-Chih Liu, Li-Chi Chang, Yung-Chung Chang
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Publication number: 20120146853Abstract: An antenna having a signal feeding structure, an antenna conductor coupled to the signal feeding structure and forming a slot in the antenna conductor. A closing portion capacitively closing the at least one slot at a mechanically open end of the slot.Type: ApplicationFiled: December 9, 2010Publication date: June 14, 2012Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Li-Chi CHANG, Yung-Chung CHANG, Meng-Sheng CHEN, Chang-Chih LIU, Chang-Sheng CHEN
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Publication number: 20120146757Abstract: A three-dimensional inductor is provided. The three-dimensional inductor is disposed in a multi-layered substrate. The multi-layered substrate includes at least a dielectric layer and at least two metal layers. The three-dimensional inductor includes a first coil and a second coil. The second coil is electrically connected to the first coil. The first coil is on a first plane and formed on a first metal layer. The second coil is on a second plane and disposed in a variety of dielectric layers and metal layer. The first plane is not parallel to or is vertical to the second plane such that the magnetic field generated by the first coil and the magnetic field generated by the second coil are not parallel to each other or are vertical to each other.Type: ApplicationFiled: May 18, 2011Publication date: June 14, 2012Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Cheng-Hua Tsai, Chang-Sheng Chen, Chang-Chih Liu, Li-Chi Chang, Yung-Chung Chang
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Publication number: 20110102282Abstract: A reconfigurable multi-band antenna system has a signal transmission metal, a ground metal, at least two resonators, and at least two switches. The signal transmission metal and the ground metal respectively act as a signal feed-in end and a ground end and of the reconfigurable multi-band antenna system. The at least two resonators are disposed on at least one side of the transmission metal line. Each switch is coupled to the at least two resonators or one of them. Each switch has a control end, and independently and respectively receives one of the at least two control signals, wherein the at least two control signals respectively and independently the short and open of the switches. The at least two resonators form a resonator configuration of a semi-close resonating configuration or a close resonating configuration, and generates a signal within a frequency according to the resonator configuration.Type: ApplicationFiled: May 5, 2010Publication date: May 5, 2011Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Chang-Chih Liu, Chang-Sheng Chen, Kuo-Chiang Chin, Li-Chi Chang, Wei-Ting Chen, Cheng-Hua Tsai
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Publication number: 20100225845Abstract: The present invention provides a protection framework for liquid crystal display. It is composed of an upper, a lower, a right and a left frames, and each of the length of four frames is respectively matched with the length of each side edge of liquid crystal display. The four frames are engaged together with four connecting members each provided between the adjacent frames thereby forming an integral framework for LCD screen. Since the length of each frame can be modified to match the variously sized LCD screen so as to save preparation of a lot of different molds and jigs for fabrication of frameworks as that is necessary in conventional technique, the production cost can be greatly reduced.Type: ApplicationFiled: January 14, 2010Publication date: September 9, 2010Applicant: Grandtec Electronic CorporationInventor: Chang-Chih Liu