Patents by Inventor Chia-Che Wu
Chia-Che 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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Publication number: 20230296878Abstract: An optical member driving mechanism is provided, including a first movable portion, a fixed portion, and a first driving assembly. The first movable portion is connected to an optical member. The first movable portion is movable relative to the fixed portion. The first driving assembly is configured to drive the first movable portion to move relative to the fixed portion.Type: ApplicationFiled: May 23, 2023Publication date: September 21, 2023Inventors: Sung-Mao TSAI, Shang-Hung CHEN, Chia-Che WU
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Patent number: 11735195Abstract: The present invention provides a signal transmission method for data transmission through an audio transmission interface. The method includes: receiving audio data and first control data that is generated based on at least one first human-machine interaction; packing the audio data into at least one first data unit; packing the first control data into at least one second data unit; and transmitting a bit stream including the first data unit and the second data unit at a transmission rate that is higher than a sampling rate of the audio data.Type: GrantFiled: June 22, 2021Date of Patent: August 22, 2023Assignee: Realtek Semiconductor Corp.Inventors: Chun-Ku Liao, Chia-Che Wu
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Patent number: 11719996Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a movable portion, a fixed portion, a driving assembly, and a support assembly. The movable portion is used for connecting to an optical element. The movable portion may move relative to the fixed portion. The driving assembly is used for driving the movable portion to move relative to the fixed portion. The movable portion is movable relative to the fixed portion through the support assembly.Type: GrantFiled: November 17, 2020Date of Patent: August 8, 2023Assignee: TDK TAIWAN CORP.Inventors: Chao-Chang Hu, Chen-Hsien Fan, Chih-Wen Chiang, Chia-Che Wu, Yu-Chiao Lo
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Patent number: 11698525Abstract: An optical member driving mechanism is provided, including a first movable portion, a fixed portion, and a first driving assembly. The first movable portion is connected to an optical member. The first movable portion is movable relative to the fixed portion. The first driving assembly is configured to drive the first movable portion to move relative to the fixed portion.Type: GrantFiled: February 19, 2020Date of Patent: July 11, 2023Assignee: TDK TAIWAN CORP.Inventors: Sung-Mao Tsai, Shang-Hung Chen, Chia-Che Wu
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Patent number: 11630280Abstract: An optical element driving mechanism is provided, including a fixed part, a movable part, a driving assembly and a supporting assembly. The movable part is movable relative to the fixed part, and is connected to an optical element. The driving assembly drives the movable part to move relative to the fixed part. The movable part is movable relative to the fixed part in a moving range via the supporting assembly.Type: GrantFiled: November 17, 2020Date of Patent: April 18, 2023Assignee: TDK TAIWAN CORP.Inventors: Chao-Chang Hu, Chen-Hsien Fan, Chih-Wen Chiang, Chia-Che Wu, Yu-Chiao Lo
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Publication number: 20230066834Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a fixed portion, a movable portion, and a connecting element. The movable portion is movable relative to the fixed portion. The connecting element connects the fixed portion and the movable portion. The connecting position of the fixed portion and the connecting element is closer to the center of the connecting element than the connecting position of the movable portion and the connecting element.Type: ApplicationFiled: August 25, 2022Publication date: March 2, 2023Inventors: Chia-Che WU, Che-Wei CHANG, Yu-Chiao LO
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Patent number: 11545168Abstract: An audio processing device is disclosed. The audio processing device includes a filter and an output circuit. The filter is configured to receive an audio signal to generate a filtered audio signal, wherein the filter includes a plurality of parameters that are adjustable for changing a bandwidth, a center frequency or a gain of response of the filter. The output circuit is configured to receive the filtered audio signal to generate an output audio signal to a speaker. When the parameters of the filter are changed, the filter reduces changes in the audio signal caused by the parameters, and the output circuit continuously receives the filtered audio signal to generate the output audio signal for the speaker to play without interruption.Type: GrantFiled: April 16, 2021Date of Patent: January 3, 2023Assignee: Realtek Semiconductor Corp.Inventor: Chia-Che Wu
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Publication number: 20220357588Abstract: An optical system is provided. The optical system includes a first assembly and a second assembly. The first assembly includes a first welding portion. The second assembly is affixed on the first assembly and includes a second welding portion. The first welding portion is affixed on the second welding portion by welding.Type: ApplicationFiled: May 10, 2022Publication date: November 10, 2022Inventors: Chen-Hsien FAN, Sin-Jhong SONG, Chih-Wen CHIANG, Chia-Che WU
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Publication number: 20220317408Abstract: An optical system affixed to an electronic apparatus is provided, including a first optical module, a second optical module, and a third optical module. The first optical module is configured to adjust the moving direction of a first light from a first moving direction to a second moving direction, wherein the first moving direction is not parallel to the second moving direction. The second optical module is configured to receive the first light moving in the second moving direction. The first light reaches the third optical module via the first optical module and the second optical module in sequence. The third optical module includes a first photoelectric converter configured to transform the first light into a first image signal.Type: ApplicationFiled: June 21, 2022Publication date: October 6, 2022Inventors: Chao-Chang HU, Chih-Wei WENG, Chia-Che WU, Chien-Yu KAO, Hsiao-Hsin HU, He-Ling CHANG, Chao-Hsi WANG, Chen-Hsien FAN, Che-Wei CHANG, Mao-Gen JIAN, Sung-Mao TSAI, Wei-Jhe SHEN, Yung-Ping YANG, Sin-Hong LIN, Tzu-Yu CHANG, Sin-Jhong SONG, Shang-Yu HSU, Meng-Ting LIN, Shih-Wei HUNG, Yu-Huai LIAO, Mao-Kuo HSU, Hsueh-Ju LU, Ching-Chieh HUANG, Chih-Wen CHIANG, Yu-Chiao LO, Ying-Jen WANG, Shu-Shan CHEN, Che-Hsiang CHIU
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Publication number: 20220236519Abstract: An optical element driving mechanism is provided, including a movable part for connecting an optical element; a fixed part, wherein the movable part can move relative to the fixed part; a driving assembly for driving the movable part to move relative to the fixed part; and a supporting assembly, wherein the movable part can move relative to the fixed part in multiple dimensions via the supporting assembly.Type: ApplicationFiled: April 18, 2022Publication date: July 28, 2022Inventors: Chao-Chang HU, Chen-Hsien FAN, Che-Wei CHANG, Chih-Wei WENG, Chia-Che WU, Mao-Gen JIAN, Chien-Yu KAO, Sung-Mao TSAI
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Patent number: 11397302Abstract: An optical system affixed to an electronic apparatus is provided, including a first optical module, a second optical module, and a third optical module. The first optical module is configured to adjust the moving direction of a first light from a first moving direction to a second moving direction, wherein the first moving direction is not parallel to the second moving direction. The second optical module is configured to receive the first light moving in the second moving direction. The first light reaches the third optical module via the first optical module and the second optical module in sequence. The third optical module includes a first photoelectric converter configured to transform the first light into a first image signal.Type: GrantFiled: October 9, 2020Date of Patent: July 26, 2022Assignee: TDK TAIWAN CORP.Inventors: Chao-Chang Hu, Chih-Wei Weng, Chia-Che Wu, Chien-Yu Kao, Hsiao-Hsin Hu, He-Ling Chang, Chao-Hsi Wang, Chen-Hsien Fan, Che-Wei Chang, Mao-Gen Jian, Sung-Mao Tsai, Wei-Jhe Shen, Yung-Ping Yang, Sin-Hong Lin, Tzu-Yu Chang, Sin-Jhong Song, Shang-Yu Hsu, Meng-Ting Lin, Shih-Wei Hung, Yu-Huai Liao, Mao-Kuo Hsu, Hsueh-Ju Lu, Ching-Chieh Huang, Chih-Wen Chiang, Yu-Chiao Lo, Ying-Jen Wang, Shu-Shan Chen, Che-Hsiang Chiu
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Publication number: 20220229261Abstract: An optical member driving mechanism is provided. The optical member driving mechanism includes a fixed portion, a movable portion, an electromagnetic driving assembly and an elastic member. The fixed portion has a base and a frame that is disposed on the base. The movable portion is movable relative to the fixed portion, and includes a carrier for carrying an optical member with an incident optical axis. The carrier includes a body and a sidewall that extends along the edge of the body, wherein the carrier further includes a first stopping portion and a second stopping portion protruding towards the fixed portion. The electromagnetic driving assembly drives the movable portion to move relative to the fixed portion. The movable portion is movably connected to the fixed portion via the elastic member.Type: ApplicationFiled: April 8, 2022Publication date: July 21, 2022Inventors: Chia-Che WU, Sung-Mao TSAI, Chao-Chang HU, Che-Wei CHANG, Chen-Hsien FAN, Chih-Wei WENG
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Patent number: 11360284Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a movable portion, a fixed portion, a driving assembly, and a support element. The movable portion is used for connecting to an optical element having a main axis. The movable portion is movable relative to the fixed portion. The driving assembly is disposed on the fixed portion or the movable portion. The driving assembly is used to drive the movable portion to move relative to the fixed portion. The movable portion is connected to the fixed portion through the support element.Type: GrantFiled: April 9, 2020Date of Patent: June 14, 2022Assignee: TDK TAIWAN CORP.Inventors: Chao-Chang Hu, Sung-Mao Tsai, Chia-Che Wu
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Patent number: 11340418Abstract: An optical member driving mechanism is provided. The optical member driving mechanism includes a fixed portion, a movable portion, an electromagnetic driving assembly and an elastic member. The fixed portion has a base and a frame that is disposed on the base. The movable portion is movable relative to the fixed portion, and includes a carrier for carrying an optical member with an incident optical axis. The carrier includes a body and a sidewall that extends along the edge of the body. The electromagnetic driving assembly drives the movable portion to move relative to the fixed portion. The movable portion is movably connected to the fixed portion via the elastic member, wherein as viewed along the incident optical axis, the sidewall and the elastic member at least partially overlap.Type: GrantFiled: December 26, 2019Date of Patent: May 24, 2022Assignee: TDK TAIWAN CORP.Inventors: Chia-Che Wu, Sung-Mao Tsai, Chao-Chang Hu, Che-Wei Chang, Chen-Hsien Fan, Chih-Wei Weng
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Patent number: 11333847Abstract: An optical element driving mechanism is provided, including a movable part for connecting an optical element; a fixed part, wherein the movable part can move relative to the fixed part; a driving assembly for driving the movable part to move relative to the fixed part; and a supporting assembly, wherein the movable part can move relative to the fixed part in multiple dimensions via the supporting assembly.Type: GrantFiled: December 2, 2020Date of Patent: May 17, 2022Assignee: TDK TAIWAN CORP.Inventors: Chao-Chang Hu, Chen-Hsien Fan, Che-Wei Chang, Chih-Wei Weng, Chia-Che Wu, Mao-Gen Jian, Chien-Yu Kao, Sung-Mao Tsai
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Publication number: 20220068286Abstract: The present invention provides a signal transmission method for data transmission through an audio transmission interface. The method includes: receiving audio data and first control data that is generated based on at least one first human-machine interaction; packing the audio data into at least one first data unit; packing the first control data into at least one second data unit; and transmitting a bit stream including the first data unit and the second data unit at a transmission rate that is higher than a sampling rate of the audio data.Type: ApplicationFiled: June 22, 2021Publication date: March 3, 2022Applicant: Realtek Semiconductor Corp.Inventors: Chun-Ku Liao, Chia-Che Wu
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Publication number: 20210396946Abstract: An optical element driving mechanism is provided, including a fixed part, a movable part, a driving assembly and a supporting assembly. The movable part is movable relative to the fixed part, and is connected to an optical element. The driving assembly drives the movable part to move relative to the fixed part. The movable part is movable relative to the fixed part in a moving range via the supporting assembly.Type: ApplicationFiled: November 17, 2020Publication date: December 23, 2021Inventors: Chao-Chang HU, Chen-Hsien FAN, Chih-Wen CHIANG, Chia-Che WU, Yu-Chiao LO
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Publication number: 20210397067Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a movable portion, a fixed portion, a driving assembly, and a support assembly. The movable portion is used for connecting to an optical element. The movable portion may move relative to the fixed portion. The driving assembly is used for driving the movable portion to move relative to the fixed portion. The movable portion is movable relative to the fixed portion through the support assembly.Type: ApplicationFiled: November 17, 2020Publication date: December 23, 2021Inventors: Chao-Chang HU, Chen-Hsien FAN, Chih-Wen CHIANG, Chia-Che WU, Yu-Chiao LO
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Publication number: 20210368129Abstract: Circuitry for detecting an audio standard of a sound intermediate frequency signal includes an intermediate frequency to baseband circuit, a detection circuit and a demodulator/decoder. The intermediate frequency to baseband circuit is configured to process the sound intermediate frequency signal to generate a main tone and a sub-tone. The detection circuit is configured to determine if the sound intermediate frequency signal belongs to a first standard or a second standard according to if the sub-tone has a pilot signal or a digital frame, to generate a detection result. The demodulator/decoder is configured to demodulate/decode at least the main tone to generate an output audio signal.Type: ApplicationFiled: April 18, 2021Publication date: November 25, 2021Inventor: Chia-Che Wu
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Publication number: 20210358512Abstract: An audio processing device is disclosed. The audio processing device includes a filter and an output circuit. The filter is configured to receive an audio signal to generate a filtered audio signal, wherein the filter includes a plurality of parameters that are adjustable for changing a bandwidth, a center frequency or a gain of response of the filter. The output circuit is configured to receive the filtered audio signal to generate an output audio signal to a speaker. When the parameters of the filter are changed, the filter reduces changes in the audio signal caused by the parameters, and the output circuit continuously receives the filtered audio signal to generate the output audio signal for the speaker to play without interruption.Type: ApplicationFiled: April 16, 2021Publication date: November 18, 2021Inventor: Chia-Che Wu