Patents by Inventor Che-Chang Chang
Che-Chang 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: 20230134045Abstract: The present disclosure provides a method for evaluating prognosis in a patient with breast cancer, including the following steps: (a) detecting the expression level of pyruvate kinase in a sample from the patient; (b) detecting the expression level of O-linked ?-N-acetylglucosamine in the sample; and (c) evaluating a clinical treatment score post-5 years, wherein high expression levels of both the pyruvate kinase and the O-GlcNAc, and high score of the CTS5 indicate that the patient has a poor prognosis. The present disclosure also provides a kit for evaluating prognosis in a patient with breast cancer.Type: ApplicationFiled: April 25, 2022Publication date: May 4, 2023Inventors: Wen-Ching Wang, Che-Chang Chang, Wen-Ling Kuo
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Patent number: 11514873Abstract: A method of adjusting brightness of a display device is provided. The method includes steps of: generating a synchronization signal having a plurality of periods each of which is a frame time; determining bit values of dithering data according to target brightness data; and determining how many pulse waves in the pulse wave width modulation signal need to be modulated within the frame time according to the bit values of the dithering data, and accordingly modulating widths of the pulse waves of the pulse wave width modulation signal.Type: GrantFiled: March 28, 2022Date of Patent: November 29, 2022Assignee: ANPEC ELECTRONICS CORPORATIONInventors: Te-Sheng Chen, Che-Chang Chang, Yun-Li Liu
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Patent number: 10319289Abstract: A dimming signal arranging method used for a light emitting diode display device is provided in the present disclosure. The dimming signal arranging method used for a light emitting diode display device includes the steps: determining whether a total number of dimming unit signals of a dimming signal is greater than a number of frames of a working interval; averagely arranging a first group of the dimming unit signals in at least one frame of the frame groups that is not a predetermined frame of each frame group; arranging a second group of the dimming unit group in at least one predetermined frame of the frame groups; and providing a dimming signal.Type: GrantFiled: May 23, 2017Date of Patent: June 11, 2019Assignee: ANPEC ELECTRONICS CORPORATIONInventor: Che-Chang Chang
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Patent number: 10312879Abstract: An audio control circuit is provided in the present disclosure. The audio control circuit includes an input module, a volume signal detecting module and a volume adjusting module. The input module is used for receiving an audio signal. The volume signal detecting module is used for receiving a volume control signal and generates a volume adjusting signal according to the volume control signal. The volume adjusting module is used for receiving the audio signal and the volume adjusting signals and generates an amplified audio signal according to the audio signal and the volume adjusting signal. The volume control signal is a pulse width modulation signal.Type: GrantFiled: February 14, 2017Date of Patent: June 4, 2019Assignee: ANPEC ELECTRONICS CORPORATIONInventor: Che-Chang Chang
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Patent number: 10195248Abstract: Provided is a method for promoting wound healing, which comprises: administering a haptoglobin subunit to a subject in need thereof. Also provided is a method for promoting wound healing, which comprises: administering a modified haptoglobin subunit to a subject in need thereof, the modified haptoglobin subunit comprising an amino acid sequence selected from one of SEQ ID NOs: 1-3.Type: GrantFiled: December 7, 2016Date of Patent: February 5, 2019Assignee: TAIPEI MEDICAL UNIVERSITYInventors: Tsai-Mu Cheng, Che-Chang Chang, TH Alexander Wu
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Patent number: 10188700Abstract: Provided is a method for promotion of angiogenesis, comprising: administering a haptoglobin subunit to a subject in need thereof. Also provided is a method for treating a disease related to defective angiogenesis, comprising: administering a haptoglobin subunit to a subject in need thereof. Further provided is a method for promotion of angiogenesis, comprising: administering a modified haptoglobin subunit to a subject in need thereof, the modified haptoglobin subunit comprising an amino acid sequence selected from one of SEQ ID NOs: 1-3. Additionally provided is a method for treating a disease related to defective angiogenesis, comprising: administering a modified haptoglobin subunit to a subject in need thereof, the modified haptoglobin subunit comprising an amino acid sequence selected from one of SEQ ID NOs: 1-3.Type: GrantFiled: December 7, 2016Date of Patent: January 29, 2019Assignee: TAIPEI MEDICAL UNIVERSITYInventors: Tsai-Mu Cheng, Che-Chang Chang
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Patent number: 10123385Abstract: The present disclosure provides a dimming controller and a backlight module having the same, capable of distributing lighting times of each LED channel to a period of time. The dimming controller can decrease the duration of the LED string of each LED channel while maintaining under the duty cycle, thereby reducing the damage to the transistors. Besides, the dimming controller can turn on the transistors of the LED channels at different time points to avoid the higher current fluctuations at the output end, thereby reducing the flicker of the LED strings.Type: GrantFiled: December 29, 2017Date of Patent: November 6, 2018Assignee: ANPEC ELECTRONICS CORPORATIONInventor: Che-Chang Chang
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Publication number: 20180190183Abstract: A dimming signal arranging method used for a light emitting diode display device is provided in the present disclosure. The dimming signal arranging method used for a light emitting diode display device includes the steps: determining whether a total number of dimming unit signals of a dimming signal is greater than a number of frames of a working interval; averagely arranging a first group of the dimming unit signals in at least one frame of the frame groups that is not a predetermined frame of each frame group; arranging a second group of the dimming unit group in at least one predetermined frame of the frame groups; and providing a dimming signal.Type: ApplicationFiled: May 23, 2017Publication date: July 5, 2018Inventor: CHE-CHANG CHANG
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Publication number: 20180152165Abstract: An audio control circuit is provided in the present disclosure. The audio control circuit includes an input module, a volume signal detecting module and a volume adjusting module. The input module is used for receiving an audio signal. The volume signal detecting module is used for receiving a volume control signal and generates a volume adjusting signal according to the volume control signal. The volume adjusting module is used for receiving the audio signal and the volume adjusting signals and generates an amplified audio signal according to the audio signal and the volume adjusting signal. The volume control signal is a pulse width modulation signal.Type: ApplicationFiled: February 14, 2017Publication date: May 31, 2018Inventor: CHE-CHANG CHANG
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Publication number: 20180036373Abstract: Provided is a method for promoting wound healing, which comprises: administering a haptoglobin subunit to a subject in need thereof. Also provided is a method for promoting wound healing, which comprises: administering a modified haptoglobin subunit to a subject in need thereof, the modified haptoglobin subunit comprising an amino acid sequence selected from one of SEQ ID NOs: 1-3.Type: ApplicationFiled: December 7, 2016Publication date: February 8, 2018Inventors: Tsai-Mu CHENG, Che-Chang CHANG, TH Alexander WU
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Publication number: 20180036370Abstract: Provided is a method for promotion of angiogenesis, comprising: administering a haptoglobin subunit to a subject in need thereof. Also provided is a method for treating a disease related to defective angiogenesis, comprising: administering a haptoglobin subunit to a subject in need thereof. Further provided is a method for promotion of angiogenesis, comprising: administering a modified haptoglobin subunit to a subject in need thereof, the modified haptoglobin subunit comprising an amino acid sequence selected from one of SEQ ID NOs: 1-3. Additionally provided is a method for treating a disease related to defective angiogenesis, comprising: administering a modified haptoglobin subunit to a subject in need thereof, the modified haptoglobin subunit comprising an amino acid sequence selected from one of SEQ ID NOs: 1-3.Type: ApplicationFiled: December 7, 2016Publication date: February 8, 2018Inventors: Tsai-Mu CHENG, Che-Chang CHANG
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Patent number: 9876381Abstract: The present disclosure illustrates a bidirectional wireless charging device. The bidirectional wireless charging device comprises a transceiver chip which is configured to receive a switch signal. The transceiver chip comprises a power stage circuit and a control module. The power stage circuit is coupled to a coil, and the control module is coupled to the power stage circuit. The power stage circuit is configured to output a voltage to the coil, or to receive an induced voltage from the coil. The control module is configured to control the transceiver chip to enter a power mode or a charging mode based upon the switch signal. When the transceiver chip enters the power mode, the transceiver chip provides the voltage to the coil. When the transceiver chip enters the charging mode, the transceiver chip receives the induced voltage from the coil and charges a power storage unit.Type: GrantFiled: March 30, 2015Date of Patent: January 23, 2018Assignee: ANPEC ELECTRONICS CORPORATIONInventors: Yuan-Hung Wang, Che-Chang Chang, Chieh-Wen Cheng, Yung-Ning Yang
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Patent number: 9743475Abstract: Disclosed is an operation method for LED dimming device. The operation method includes the following steps. Step A: sampling a pulse width modulation signal, and respectively counting for a time period when the pulse width modulation signal is at high level and a time period when the pulse width modulation signal is at low level. Step B: determining whether a rising edge of the pulse width modulation signal is detected. Step C: calculating a duty cycle of the pulse width modulation signal when the rising edge is detected. Step D: resetting a counter module. Step E: driving a LED module according to the duty cycle.Type: GrantFiled: May 19, 2016Date of Patent: August 22, 2017Assignee: ANPEC ELECTRONICS CORPORATIONInventor: Che-Chang Chang
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Publication number: 20160211694Abstract: The present disclosure illustrates a bidirectional wireless charging device. The bidirectional wireless charging device comprises a transceiver chip which is configured to receive a switch signal. The transceiver chip comprises a power stage circuit and a control module. The power stage circuit is coupled to a coil, and the control module is coupled to the power stage circuit. The power stage circuit is configured to output a voltage to the coil, or to receive an induced voltage from the coil. The control module is configured to control the transceiver chip to enter a power mode or a charging mode based upon the switch signal. When the transceiver chip enters the power mode, the transceiver chip provides the voltage to the coil. When the transceiver chip enters the charging mode, the transceiver chip receives the induced voltage from the coil and charges a power storage unit.Type: ApplicationFiled: March 30, 2015Publication date: July 21, 2016Inventors: YUAN-HUNG WANG, CHE-CHANG CHANG, CHIEH-WEN CHENG, YUNG-NING YANG
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Publication number: 20140235455Abstract: A method of detecting hepatocellular carcinoma includes the steps of: detecting a methylation level of a CpG site of HOXA9 gene in a biological sample taken from a suspected subject; and comparing the methylation level to a reference methylation level of a CpG site of HOXA9 gene in another biological sample taken from a normal subject not suffering from hepatocellular carcinoma, wherein when the methylation level is higher than the reference methylation level, the suspected subject is likely to suffer from hepatocellular carcinoma, and wherein each of the biological samples is selected from the group consisting of a blood sample, a serum sample, and a plasma sample.Type: ApplicationFiled: December 13, 2013Publication date: August 21, 2014Applicants: ACADEMIA SINICA, TAIPEI MEDICAL UNIVERSITYInventors: Ching-Yu LIN, Jung-Chun LIN, Che-Chang CHANG, Yung-Kai HUANG, Guan Shuh BING, Hsiu-Wen HUANG, Ya-Wen LIN, Hung-Chung LAI, Yu-Lueng SHIH, Chung-Bao HSIEH, Chih-Chi KUO, Pei-Yu LIN, Ming-Song HSIEH, Chien-Jen CHEN
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Publication number: 20100161258Abstract: A measurement apparatus capable of displaying battery power includes a battery cell, a measurement chip and an information display unit. The battery cell stores the battery power. The measurement chip further includes an acquiring unit, a converting unit, a processing unit and a display driving unit. The acquiring unit acquires the battery power from the battery cell to generate a first power signal. The converting unit converts the first power signal into a second power signal. The processing unit analyzes and computes the second power signal to provide battery power information. The display driving unit drives the information display unit. The battery power information can selectively represent the battery power corresponding to the battery cell to a user through the display driving unit.Type: ApplicationFiled: December 22, 2008Publication date: June 24, 2010Inventors: Sheng-Hung Lin, Che-Chang Chang