Patents by Inventor Eddie Tsai
Eddie Tsai 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: 10951636Abstract: A computer-implemented method for detecting a phishing attempt by a given website is provided. The method includes receiving a webpage from the given website, which includes computer-readable code for the webpage. The method also includes ascertaining hyperlink references in the computer-readable code. Each hyperlink reference refers to at least a component of another webpage. The method further includes performing linking relationship analysis on at least a subset of websites identified to be referenced by the hyperlink references, which includes determining whether a first website is in a bi-directional/uni-directional linking relationship with the given website. The first website is one of the subset of websites. The method yet also includes, if the first website is in the bi-directional linking relationship, designating the given website a non-phishing website.Type: GrantFiled: August 20, 2019Date of Patent: March 16, 2021Assignee: Trend Micro IncorporatedInventors: Ming-Tai Allen Chang, Yu-Fang Eddie Tsai
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Publication number: 20200045067Abstract: A computer-implemented method for detecting a phishing attempt by a given website is provided. The method includes receiving a webpage from the given website, which includes computer-readable code for the webpage. The method also includes ascertaining hyperlink references in the computer-readable code. Each hyperlink reference refers to at least a component of another webpage. The method further includes performing linking relationship analysis on at least a subset of websites identified to be referenced by the hyperlink references, which includes determining whether a first website is in a bi- directional/uni-directional linking relationship with the given website. The first website is one of the subset of websites. The method yet also includes, if the first website is in the bi-directional linking relationship, designating the given website a non-phishing website.Type: ApplicationFiled: August 20, 2019Publication date: February 6, 2020Applicant: Trend Micro IncorporatedInventors: Ming-Tai Allen CHANG, Yu-Fang Eddie TSAI
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Publication number: 20120269340Abstract: A hierarchical encryption device for decrypting a ciphertext and outputting a plaintext is disclosed in the invention, wherein the ciphertext comprises an encrypted block and a plurality of ciphertext blocks. The device comprises a first decryption unit, a generator and a second decryption unit. The second decryption unit is for decrypting the encrypted block by a secret key with a second decryption method to generate at least one index block and a plurality of confusion blocks. The generator is for generating a plurality of mask blocks according to the plurality of confusion blocks and the index block, wherein the number of the plurality of mask blocks is the same as that of the plurality of ciphertext blocks. The first decryption unit is for decrypting the plurality of ciphertext blocks by the plurality of mask blocks with a first decryption method to generate a plurality of plaintext blocks, wherein the number of the plurality of plaintext blocks is the same as that of the plurality of ciphertext blocks.Type: ApplicationFiled: September 20, 2011Publication date: October 25, 2012Inventors: Jay STU, Yung-Sen Jang, Eddie Tsai, Kuo-Tsang Huang
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Patent number: 8058998Abstract: An RFID antenna comprising an elongated structure existing along an axis that is long compared to the signal wavelength and including twin ribbon-like feed lines of electrically conductive material, the feed lines being in a common plane and being uniformly laterally spaced from one another, and a plurality of radiating perturbations associated with the feed lines at a plurality of locations spaced along the feed lines, at each location each feed line has its own individual perturbation or portion of a perturbation.Type: GrantFiled: March 2, 2009Date of Patent: November 15, 2011Assignees: Wistron NeWeb Corporation, Ohio State University Research FoundationInventors: Walter D. Burnside, Robert J. Burkholder, Feng-Chi Eddie Tsai
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Patent number: 7940229Abstract: A portable electronic device with function of receiving and radiating radio frequency (RF) signal and a multi-frequency antenna thereof are disclosed. The portable electronic device comprises a RF module and a multi-frequency antenna connecting to the RF module. The multi-frequency antenna comprises a helix element and a coaxial cable disposed within the helix element. The helix element comprises a first helix portion and a second helix portion adjacent to each other, and the coaxial cable comprises a grounding portion and a radiating portion. The first helix portion covers the grounding portion, and the radiating portion is disposed within the second helix portion separated with each other.Type: GrantFiled: March 5, 2010Date of Patent: May 10, 2011Assignee: Wistron Neweb CorpInventors: Jiunn-Ming Huang, Feng-Chi Eddie Tsai, Pi-Hsi Cheng, Hen-An Chen, Yu-Chuan Su
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Patent number: 7924233Abstract: A three-dimensional antenna includes a substrate, a radiator, a second radiator, a signal feeding element, and a grounding element. The radiator is installed on the substrate. The radiator includes a first child radiator and a second child radiator. The first child radiator has a first end and a second end. The second child radiator has a first end and a second end, wherein the second end of the second child radiator is coupled to the second end of the first child radiator. The second radiator is coupled to the radiator. The signal feeding element is coupled to the first end of the first child radiator. The grounding element is coupled between the substrate and the first end of the second child radiator. The first child radiator and the second child radiator form an inverted V-shape installed on the substrate.Type: GrantFiled: December 11, 2008Date of Patent: April 12, 2011Assignee: Wistron NeWeb CorporationInventors: Chih-Ming Wang, Feng-Chi Eddie Tsai, Yi-Chih Wang
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Patent number: 7911398Abstract: An antenna structure includes a radiation element, a grounding element, and a feeding point. The radiation element includes a first section and a second section coupled to the first section. The grounding element includes a third section and a fourth section coupled to the third section. The third section is substantially parallel to the first section. The feeding point is coupled between the second section of the radiation element and the fourth section of the grounding element.Type: GrantFiled: April 9, 2008Date of Patent: March 22, 2011Assignee: Wistron NeWeb CorporationInventors: Chih-Sen Hsieh, Hung-Yi Lin, Feng-Chi Eddie Tsai
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Patent number: 7782271Abstract: A portable electronic device with function of receiving and radiating radio frequency (RF) signal and a multi-frequency antenna thereof are disclosed. The portable electronic device comprises a RF module and a multi-frequency antenna connecting to the RF module. The multi-frequency antenna comprises a helix element and a coaxial cable disposed within the helix element. The helix element comprises a first helix portion and a second helix portion adjacent to each other, and the coaxial cable comprises a grounding portion and a radiating portion. The first helix portion covers the grounding portion, and the radiating portion is disposed within the second helix portion separated with each other.Type: GrantFiled: July 13, 2007Date of Patent: August 24, 2010Assignee: Wistron Neweb CorpInventors: Jiunn-Ming Huang, Feng-Chi Eddie Tsai, Pi-Hsi Cheng, Hen-An Chen, Yu-Chuan Su
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Publication number: 20100156753Abstract: A portable electronic device with function of receiving and radiating radio frequency (RF) signal and a multi-frequency antenna thereof are disclosed. The portable electronic device comprises a RF module and a multi-frequency antenna connecting to the RF module. The multi-frequency antenna comprises a helix element and a coaxial cable disposed within the helix element. The helix element comprises a first helix portion and a second helix portion adjacent to each other, and the coaxial cable comprises a grounding portion and a radiating portion. The first helix portion covers the grounding portion, and the radiating portion is disposed within the second helix portion separated with each other.Type: ApplicationFiled: March 5, 2010Publication date: June 24, 2010Inventors: Jiunn-Ming Huang, Feng-Chi Eddie Tsai, Pi-Hsi Cheng, Hen-An Chen, Yu-Chuan Su
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Publication number: 20100060457Abstract: An RFID antenna comprising an elongated structure existing along an axis that is long compared to the signal wavelength and including twin ribbon-like feed lines of electrically conductive material, the feed lines being in a common plane and being uniformly laterally spaced from one another, and a plurality of radiating perturbations associated with the feed lines at a plurality of locations spaced along the feed lines, at each location each feed line has its own individual perturbation or portion of a perturbation.Type: ApplicationFiled: March 2, 2009Publication date: March 11, 2010Applicants: WISTRON NEWEB CORPORATION, OHIO STATE UNIVERSITY RESEARCH FOUNDATIONInventors: Walter D. Burnside, Robert J. Burkholder, Feng-Chi Eddie Tsai
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Patent number: 7663559Abstract: An antenna structure includes a radiation element, a grounding element, and a feeding point. The grounding element includes a first grounding sub-element and a second grounding sub-element. The second grounding sub-element is coupled to the first grounding sub-element and has a loop structure. One section of the loop structure overlaps a first end of the radiation element and is at a designated distance from the first end of the radiation element in a designated direction. The feeding point is coupled between a second end of the radiation element and the first grounding sub-element.Type: GrantFiled: April 9, 2008Date of Patent: February 16, 2010Assignee: Wistron NeWeb CorporationInventors: Chih-Sen Hsieh, Hung-Yi Lin, Feng-Chi Eddie Tsai
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Patent number: 7639192Abstract: An antenna structure includes a radiation element, a grounding element, a feeding point, and a connection element. The radiation element includes a first radiator and a second radiator. The second radiator includes a first end close to a first end of the first radiator. The grounding element is coupled to the first end of the second radiator. The feeding point is coupled to the first end of the first radiator and is close to the first end of the second radiator. The connection element is coupled between the feeding point and the grounding element. The radiation element, the grounding element, the feeding point, and the connection element are constructed by metal wire.Type: GrantFiled: January 24, 2008Date of Patent: December 29, 2009Assignee: Wistron NeWeb CorporationInventors: Feng-Chi Eddie Tsai, Yu-Chuan Su, Yuan-Li Chang
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Publication number: 20090295670Abstract: A flat antenna is used for a cable inputting a signal. The flat antenna comprises a base board, a radiator element, a filter unit, and a ground element wherein the radiator element, the filter unit, and the ground element are disposed on the board. The filter unit is used for eliminating or keeping the specific range of the frequency.Type: ApplicationFiled: February 13, 2009Publication date: December 3, 2009Applicant: WISTRON NEWEB CORP.Inventors: Feng-Chi Eddie Tsai, Yu-Chuan Su, Chin-Lung Yeh, Yin-Ping Wu
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Patent number: 7626550Abstract: An antenna comprising a ground element, a first conductive element, a first transmission element, a second transmission element and a third transmission element. The first conductive element is connected to the ground element. The first transmission element is connected to the first conductive element extending in a first direction. The second transmission element is connected to the first conductive element. The third transmission element is connected to the first conductive element extending in a second direction opposite to the first direction, wherein the third transmission element nears the second transmission element, and maintains a distance from the second transmission element.Type: GrantFiled: May 23, 2007Date of Patent: December 1, 2009Assignee: Wistron NeWeb Corp.Inventors: Feng-Chi Eddie Tsai, Kuan-Hsueh Tseng, Jiunn-Ming Huang
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Patent number: 7592966Abstract: A broadband antenna and an assembly combination thereof are disclosed. The broadband antenna according to the present invention comprises a first radiation element, a second radiation element, a substrate, and a reflector. The first radiation element having a first trapezoid portion and the second radiation element are disposed on the substrate that is fixed on the reflector. The first radiation element and the second radiation element are excited so as to reflect the energy by the radiator.Type: GrantFiled: November 28, 2006Date of Patent: September 22, 2009Assignee: Wistron Neweb Corp.Inventors: Feng-Chi Eddie Tsai, Chih-Ming Wang
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Patent number: 7583228Abstract: Antenna, antenna combination, and portable electronic device having the antenna or the antenna combination are disclosed. The antenna comprises a radiator, a grounding portion, and an arc-shaped feeding portion connected with a coaxial cable for feeding electronically. A first end of the arc-shaped feeding portion is connected with the radiator, and a second end of the arc-shaped feeding portion is connected with the grounding portion.Type: GrantFiled: March 19, 2008Date of Patent: September 1, 2009Assignee: Wistron Neweb Corp.Inventors: Feng-Chi Eddie Tsai, Yu-Chuan Su, Yuan-Li Chang
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Patent number: 7554489Abstract: The present invention provides an antenna, which includes a substrate, at least one radiating element and at least one reflecting element. The at least one radiating element is placed on the substrate at an inclined angle, and the at least one reflecting element is also placed on the substrate. The signals reflected by the at least one reflecting element substantially form an omni-directional radiation pattern through aggregation of overlapping patterns.Type: GrantFiled: November 6, 2006Date of Patent: June 30, 2009Assignee: Wistron Neweb Corp.Inventors: Feng-Chi Eddie Tsai, Chih-Ming Wang
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Publication number: 20090153415Abstract: An antenna structure includes a radiation element, a grounding element, and a feeding point. The radiation element includes a first section and a second section coupled to the first section. The grounding element includes a third section and a fourth section coupled to the third section. The third section is substantially parallel to the first section. The feeding point is coupled between the second section of the radiation element and the fourth section of the grounding element.Type: ApplicationFiled: April 9, 2008Publication date: June 18, 2009Inventors: Chih-Sen Hsieh, Hung-Yi Lin, Feng-Chi Eddie Tsai
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Publication number: 20090153414Abstract: An antenna structure includes a radiation element, a grounding element, and a feeding point. The grounding element includes a first grounding sub-element and a second grounding sub-element. The second grounding sub-element is coupled to the first grounding sub-element and has a loop structure. One section of the loop structure overlaps a first end of the radiation element and is at a designated distance from the first end of the radiation element in a designated direction. The feeding point is coupled between a second end of the radiation element and the first grounding sub-element.Type: ApplicationFiled: April 9, 2008Publication date: June 18, 2009Inventors: Chih-Sen Hsieh, Hung-Yi Lin, Feng-Chi Eddie Tsai
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Publication number: 20090121941Abstract: An antenna structure includes a radiation element, a grounding element, a feeding point, and a connection element. The radiation element includes a first radiator and a second radiator. The second radiator includes a first end close to a first end of the first radiator. The grounding element is coupled to the first end of the second radiator. The feeding point is coupled to the first end of the first radiator and is close to the first end of the second radiator. The connection element is coupled between the feeding point and the grounding element. The radiation element, the grounding element, the feeding point, and the connection element are constructed by metal wire.Type: ApplicationFiled: January 24, 2008Publication date: May 14, 2009Inventors: Feng-Chi Eddie Tsai, Yu-Chuan Su, Yuan-Li Chang