Patents by Inventor Chih-Han WU
Chih-Han WU 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: 11441330Abstract: An electronic lock includes an input apparatus. The input apparatus includes a keypad module and a processor module. The keypad module includes plural button devices arranged in plural rows and in plural columns. The processor module includes a signal-processing unit configured to, when operating in a work mode, repeatedly perform an emission process of inputting a detection signal to each column of button devices, and repeatedly perform a scan process to detect, for each row of button devices, the detection signal outputted from any row of button devices. The detection signal includes a pulse wave composed of plural pulses. The signal-processing unit is further configured to generate and output an input signal corresponding to one of the button devices when detecting the detection signal.Type: GrantFiled: June 11, 2020Date of Patent: September 13, 2022Assignee: Tong Lung Metal Industry Co., Ltd.Inventors: Ruei-Jie Jeng, Chih-Han Wu, Chen-Ming Lin, Chun-Yi Fang
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Patent number: 11145149Abstract: An electronic lock includes an electric locking unit, a touch panel, and a control module. The control module stores a plurality of touch condition sets which are related to human contact. The control module executes an input scan operation on each touch switch of the touch panel, charges a self capacitor with a scan signal, and charges a mutual capacitor with a driving signal. The control module determines whether an electric change conforms with any one of the touch conditions. Through a structural design of the touch panel and a scan function design of the control module, the electronic lock can more accurately determine whether the touch panel is operated by human touch and can also normally operate in a humid environment.Type: GrantFiled: August 20, 2020Date of Patent: October 12, 2021Assignee: TONG LUNG METAL INDUSTRY CO., LTD.Inventors: Ruei-Jie Jeng, Chun-Yi Fang, Chen-Ming Lin, Chih-Han Wu
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Publication number: 20210056787Abstract: An electronic lock includes an electric locking unit, a touch panel, and a control module. The control module stores a plurality of touch condition sets which are related to human contact. The control module executes an input scan operation on each touch switch of the touch panel, charges a self capacitor with a scan signal, and charges a mutual capacitor with a driving signal. The control module determines whether an electric change conforms with any one of the touch conditions. Through a structural design of the touch panel and a scan function design of the control module, the electronic lock can more accurately determine whether the touch panel is operated by human touch and can also normally operate in a humid environment.Type: ApplicationFiled: August 20, 2020Publication date: February 25, 2021Inventors: Ruei-Jie JENG, Chun-Yi FANG, Chen-Ming LIN, Chih-Han WU
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Publication number: 20200392757Abstract: An electronic lock includes an input apparatus. The input apparatus includes a keypad module and a processor module. The keypad module includes plural button devices arranged in plural rows and in plural columns. The processor module includes a signal-processing unit configured to, when operating in a work mode, repeatedly perform an emission process of inputting a detection signal to each column of button devices, and repeatedly perform a scan process to detect, for each row of button devices, the detection signal outputted from any row of button devices. The detection signal includes a pulse wave composed of plural pulses. The signal-processing unit is further configured to generate and output an input signal corresponding to one of the button devices when detecting the detection signal.Type: ApplicationFiled: June 11, 2020Publication date: December 17, 2020Inventors: Ruei-Jie JENG, Chih-Han WU, Chen-Ming LIN, Chun-Yi FANG
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Patent number: 10002303Abstract: A method and system are disclosed for identifying in real time duplicate financial documents processed by a financial institution or check clearinghouse. A collection of hash values representative of previously processed financial documents are maintained in a memory, such as a GPU memory. When a new financial document enters the financial institution or check clearinghouse for processing, one or more features of the financial document are captured. A hash value is generated from the one or more features of the financial document. A search is performed in the collection of hash values for a matching hash value. If a match is found, a potential fraudulent event or operational error may be indicated. If a match is not found, the hash value representative of the new financial document is added to the collection of hash values.Type: GrantFiled: May 14, 2012Date of Patent: June 19, 2018Assignee: SYMCOR INC.Inventors: John Wall, Paul van den Ende, Brian Salway, John Loeser, Edward Jose Mamede, Felix Chih-Han Wu, Marius Dan Stroe
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Publication number: 20120224763Abstract: A method and system are disclosed for identifying in real time duplicate financial documents processed by a financial institution or check clearinghouse. A collection of hash values representative of previously processed financial documents are maintained in a memory, such as a GPU memory. When a new financial document enters the financial institution or check clearinghouse for processing, one or more features of the financial document are captured. A hash value is generated from the one or more features of the financial document. A search is performed in the collection of hash values for a matching hash value. If a match is found, a potential fraudulent event or operational error may be indicated. If a match is not found, the hash value representative of the new financial document is added to the collection of hash values.Type: ApplicationFiled: May 14, 2012Publication date: September 6, 2012Applicant: SYMCOR INC.Inventors: John Wall, Paul van den Ende, Brian Salway, John Loeser, Edward Jose Mamede, Felix Chih-Han Wu, Marius Dan Stroe
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Patent number: 8185459Abstract: A method and system are disclosed for identifying in real time duplicate financial documents processed by a financial institution or check clearinghouse. A collection of hash values representative of previously processed financial documents are maintained in a memory, such as a GPU memory. When a new financial document enters the financial institution or check clearinghouse for processing, one or more features of the financial document are captured. A hash value is generated from the one or more features of the financial document. A search is performed in the collection of hash values for a matching hash value. If a match is found, a potential fraudulent event or operational error may be indicated. If a match is not found, the hash value representative of the new financial document is added to the collection of hash values.Type: GrantFiled: May 14, 2008Date of Patent: May 22, 2012Assignee: Symcor Inc.Inventors: John Wall, Paul van den Ende, Brian Salway, John Loeser, Edward Jose Mamede, Felix Chih-Han Wu, Marius Dan Stroe
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Publication number: 20090285471Abstract: A method and system are disclosed for identifying in real time duplicate financial documents processed by a financial institution or check clearinghouse. A collection of hash values representative of previously processed financial documents are maintained in a memory, such as a GPU memory. When a new financial document enters the financial institution or check clearinghouse for processing, one or more features of the financial document are captured. A hash value is generated from the one or more features of the financial document. A search is performed in the collection of hash values for a matching hash value. If a match is found, a potential fraudulent event or operational error may be indicated. If a match is not found, the hash value representative of the new financial document is added to the collection of hash values.Type: ApplicationFiled: May 14, 2008Publication date: November 19, 2009Inventors: John Wall, Paul van den Ende, Brian Salway, John Loeser, Edward Jose Mamede, Felix Chih-Han Wu, Marius Dan Stroe