Patents by Inventor Yi-Cheng Chen
Yi-Cheng Chen 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: 20240155185Abstract: A channel hiatus correction method for an HDMI device is provided. A recovery code from scrambled data of the stream is obtained. A liner feedback shift register (LFSR) value of channels of the HDMI port is obtained based on the recovery code and the scrambled data of the stream. The stream is de-scrambled according to the LFSR value of the channels of the HDMI port. Video data is displayed according to the de-scrambled stream.Type: ApplicationFiled: November 9, 2022Publication date: May 9, 2024Inventors: Chia-Hao CHANG, You-Tsai JENG, Kai-Wen YEH, Yi-Cheng CHEN, Te-Chuan WANG, Kai-Wen CHENG, Chin-Lung LIN, Tai-Lai TUNG, Ko-Yin LAI
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Publication number: 20240147405Abstract: A controlling method for a wireless communication device is provided. The controlling method for the wireless communication device includes: attaching a first Universal Subscriber Identity Module (USIM) to a Long-Term Evolution (LTE) network; determining whether a second USIM is camped on the LTE network; detecting whether a paging collision is happened, if the second USIM is camped on the LTE network; generating a requested International Mobile Subscriber Identity (IMSI) offset for the second USIM, if the paging collision is happened, wherein the requested IMSI offset is 1 or min(T, nB)?1, T is a default paging period and nB is a number of paging occurrences within the default paging period; transmitting an attach request with the requested IMSI offset to the LTE network for the second USIM; receiving a negotiated IMSI offset from the LTE network; and attaching the second USIM to the LTE network with the negotiated IMSI offset.Type: ApplicationFiled: November 1, 2023Publication date: May 2, 2024Inventors: Kuan-Yu LIN, Ya-ling Hsu, Wan-Ting Huang, Yi-Han CHUNG, Yi-Cheng CHEN
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Patent number: 11962847Abstract: A channel hiatus correction method for an HDMI device is provided. A recovery code from scrambled data of the stream is obtained. A liner feedback shift register (LFSR) value of channels of the HDMI port is obtained based on the recovery code and the scrambled data of the stream. The stream is de-scrambled according to the LFSR value of the channels of the HDMI port. Video data is displayed according to the de-scrambled stream.Type: GrantFiled: November 9, 2022Date of Patent: April 16, 2024Assignee: MEDIATEK INC.Inventors: Chia-Hao Chang, You-Tsai Jeng, Kai-Wen Yeh, Yi-Cheng Chen, Te-Chuan Wang, Kai-Wen Cheng, Chin-Lung Lin, Tai-Lai Tung, Ko-Yin Lai
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Publication number: 20240104032Abstract: The address conversion system includes a storage device, a memory bus, and a processor. The processor is configured to execute the following steps: generating a real buffer on the storage device; generating a fake buffer in a fake capacity of the storage device by a fake buffer algorithm; establishing a coupling relationship between the real buffer and the fake buffer through a coupling algorithm by the coupler of the memory bus; receiving a compressed data from a first device by the real buffer; when a second device wants to read the fake buffer, the coupler guides the second device to the real buffer through the coupling relationship for reading; transmitting the compressed data of the real buffer to the coupler by the memory bus; decompressing the compressed data into a decompressed data by the coupler; and transmitting the decompressed data to the second device by the memory bus.Type: ApplicationFiled: May 18, 2023Publication date: March 28, 2024Inventors: Kuo-Jung WU, Yi-Cheng CHEN
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Patent number: 11910564Abstract: A liquid cooling device includes a thermally conductive base, a cover, and a metallic partition. The thermally conductive base has a fluid chamber and a plurality of fins. The fins are located in the fluid chamber and protrudes from an inner surface of the thermally conductive base facing the fluid chamber. Every two of the fins located adjacent to each other define a channel therebetween. Distal ends of at least part of the fins located away from the inner surface together form a covering structure partially coving the channels. The metallic partition is located between and welded to the covering structure and the cover.Type: GrantFiled: August 10, 2021Date of Patent: February 20, 2024Assignee: COOLER MASTER CO., LTD.Inventors: Wei-Pin Lin, Zhong-Long Zhu, Yi-Cheng Chen
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Patent number: 11910490Abstract: A multi-member Bluetooth device for communicating data with a remote Bluetooth device is disclosed including: a main Bluetooth circuit and an auxiliary Bluetooth circuit. In the period during which the auxiliary Bluetooth circuit operates at a relay mode, the main Bluetooth circuit receives packets transmitted from the remote Bluetooth device and forwards the received packets to the auxiliary Bluetooth circuit; the auxiliary Bluetooth circuit does not sniff packets issued from the remote Bluetooth device, but will switch to a sniffing mode if a signal reception quality indicator of the auxiliary Bluetooth circuit is superior to a predetermined indicator value. In the period during which the auxiliary Bluetooth circuit operates at the sniffing mode, the auxiliary Bluetooth circuit sniffs packets issued from the remote Bluetooth device and the main Bluetooth circuit receives packets transmitted from the remote Bluetooth device.Type: GrantFiled: July 21, 2022Date of Patent: February 20, 2024Assignee: Realtek Semiconductor Corp.Inventors: Yi-Cheng Chen, Kuan-Chung Huang, Chia Chun Hung, Hou Wei Lin
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Publication number: 20230418621Abstract: An electronic system and a display method are provided. The following steps are performed by central processing units: a first central processing unit loads and checks a display firmware; a second central processing unit determines whether the electronic system is in a first connected state based on the display firmware; in response to that the electronic system is in the first connected state, the first central processing unit and the second central processing unit, together with collaborating central processing units of the central processing units, execute a first pre-defined procedure and an external device display procedure based on settings stored in a data area to display a content transmitted by the external device corresponding to the first connected state; and, in response to that the electronic system is not in the first connected state, the first central processing unit executes a second pre-defined procedure.Type: ApplicationFiled: January 13, 2023Publication date: December 28, 2023Applicant: REALTEK SEMICONDUCTOR CORP.Inventors: Yi-Cheng Chen, Yao-Ching Chiu
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Publication number: 20230370772Abstract: A Bluetooth audio broadcasting system includes: an audio broadcasting device, a first Bluetooth member device, and a second Bluetooth member device. The audio broadcasting device broadcasts BLE audio packets and transmits a predetermined volume instruction to the first Bluetooth member device and the second Bluetooth member device before broadcasting the BLE audio packets. The first Bluetooth member device parses the BLE audio packets to acquire a predetermined audio data, controls a first audio playback circuit to playback the predetermined audio data, and configures an audio volume of the first audio playback circuit in advance according to the predetermined volume instruction. The second Bluetooth member device parses the BLE audio packets to acquire the predetermined audio data, controls a second audio playback circuit to playback the predetermined audio data, and configures an audio volume of the second audio playback circuit in advance according to the predetermined volume instruction.Type: ApplicationFiled: July 26, 2023Publication date: November 16, 2023Applicant: Realtek Semiconductor Corp.Inventors: Yu Hsuan LIU, Yung Chieh LIN, Qing GU, Bi WEI, Yi-Cheng CHEN
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Patent number: 11818555Abstract: A Bluetooth audio broadcasting system includes: an audio broadcasting device, a first Bluetooth member device, and a second Bluetooth member device. The audio broadcasting device broadcasts BLE audio packets and transmits a volume adjusting instruction to the first Bluetooth member device and the second Bluetooth member device after they receive the BLE audio packets. The first Bluetooth member device parses the BLE audio packets to acquire a predetermined audio data, controls a first audio playback circuit to playback the predetermined audio data, and adjusts an audio volume of the first audio playback circuit according to the volume adjusting instruction. The second Bluetooth member device parses the BLE audio packets to acquire the predetermined audio data, controls a second audio playback circuit to playback the predetermined audio data, and adjusts an audio volume of the second audio playback circuit according to the volume adjusting instruction.Type: GrantFiled: December 16, 2021Date of Patent: November 14, 2023Assignee: REALTEK SEMICONDUCTOR CORP.Inventors: Yu Hsuan Liu, Yung Chieh Lin, Qing Gu, Bi Wei, Yi-Cheng Chen
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Patent number: 11808560Abstract: A measuring equipment, applied to carry a workpiece to be measured, includes a main base and a positioning device. The main base includes a measuring center axis. The positioning device includes at least two positioning elements. Each of the at least two positioning elements is disposed movably on the main base, and each of the at least two positioning elements is moved with respect to the measuring center axis. An identical distance is there from each of the at least two positioning elements to the measuring center axis. Each of the at least two positioning elements is used for the workpiece to contact and to be positioned to the measuring center axis.Type: GrantFiled: July 7, 2021Date of Patent: November 7, 2023Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Yi-Cheng Chen, Yi-Chia Hsu, Chia-Ching Lin, Chih-Chieh Chao
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Patent number: 11809337Abstract: Disclosed is a graphics processing device including a main SoC, a performance-enhancing SoC, and an external circuit that is set outside any of the two SoCs. The main SoC includes: a first graphics processing unit (GPU) dividing to-be-processed data into a first input part and a second input part, and processing the first output part to generate first output data; and a first transceiver circuit forwarding the second input part to the performance-enhancing SoC via the external circuit, and then receiving second output data via the external circuit and forwarding it. The performance-enhancing SoC includes: a second transceiver circuit receiving the second input part via the external circuit and outputting the second output data to the main SoC via the external circuit; and a second GPU receiving the second input part from the second transceiver circuit and processing this part to provide the second output data for the second transceiver.Type: GrantFiled: May 27, 2021Date of Patent: November 7, 2023Assignee: REALTEK SEMICONDUCTOR CORPORATIONInventors: Yi-Cheng Chen, Hsu-Jung Tung
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Patent number: 11770583Abstract: A power-saving method for an HDMI device is provided. The method includes detecting color depth information of video data from an HDMI source which is connected to the HDMI port, deriving a horizontal length for each line by fragment of a picture frame according to the color depth information, generating a plurality of synchronization signals according to the horizontal length for each line by fragment, and powering on the HDMI port, according to the synchronization signals, for a predetermined time period to obtain encrypted information from the HDMI source, and powering off the HDMI port after the predetermined time period.Type: GrantFiled: July 21, 2022Date of Patent: September 26, 2023Assignee: MEDIATEK INC.Inventors: You-Tsai Jeng, Chia-Hao Chang, Yi-Cheng Chen, Kai-Wen Yeh, Kuo-Chang Cheng, Chi-Chih Chen, Szu-Hsiang Lai, Chin-Lung Lin, Kai-Wen Cheng, Te-Chuan Wang, Ko-Yin Lai, Keng-Lon Lei, Tai-Lai Tung
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Patent number: 11770784Abstract: A multi-member Bluetooth device for communicating data with a source Bluetooth device acting as a master in a first piconet. The multi-member Bluetooth device includes a main Bluetooth circuit acting as a slave in the first piconet and as a master in a second piconet, and an auxiliary Bluetooth circuit acting as a slave in the second piconet. The main Bluetooth circuit generates a first slave clock and a second main clock according to a first main clock generated by the source Bluetooth device, with which both the first slave clock and the second main clock are synchronized. The auxiliary Bluetooth circuit generates a second slave clock and a third slave clock according to the second main clock, with which both the second slave clock and the third slave clock are synchronized. The auxiliary Bluetooth circuit sniffs Bluetooth packets transmitted through the first piconet from the source Bluetooth device.Type: GrantFiled: August 17, 2022Date of Patent: September 26, 2023Assignee: Realtek Semiconductor Corp.Inventors: Yi-Cheng Chen, Kuan-Chung Huang, Hung-Chuan Chang, Chin-Wen Wang
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Patent number: 11751153Abstract: A multi-member Bluetooth device for communicating data with a source Bluetooth device, wherein the source Bluetooth device acts as a master in a first piconet. The multi-member Bluetooth device includes a main Bluetooth circuit and an auxiliary Bluetooth circuit. The main Bluetooth circuit acts as a slave in the first piconet, and acts as a master in a second piconet. The auxiliary Bluetooth circuit acts as a slave in the second piconet. The main Bluetooth circuit generates a first slave clock and a second main clock synchronized with a first main clock generated by the source Bluetooth device, and samples a first audio data to be playback. The auxiliary Bluetooth circuit generates a second slave clock and a third slave clock synchronized with the second main clock, and samples a second audio data to be playback.Type: GrantFiled: June 3, 2022Date of Patent: September 5, 2023Assignee: REALTEK SEMICONDUCTOR CORP.Inventors: Hung-Chuan Chang, Yi-Cheng Chen, Kuan-Chung Huang, Chin-Wen Wang
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Patent number: 11709651Abstract: A Bluetooth audio broadcasting system includes: an audio broadcasting device, a first Bluetooth member device, and a second Bluetooth member device. The audio broadcasting device broadcasts BLE audio packets. After the first Bluetooth member device issues a volume adjusting request, the audio broadcasting device transmits a volume adjusting instruction to the first Bluetooth member device and the second Bluetooth member device. The first Bluetooth member device acquires a predetermined audio data from the BLE audio packets, controls a first audio playback circuit to playback the predetermined audio data, and adjusts an audio volume of the first audio playback circuit according to the volume adjusting instruction. The second Bluetooth member device acquires the predetermined audio data from the BLE audio packets, controls a second audio playback circuit to playback the predetermined audio data, and adjusts an audio volume of the second audio playback circuit according to the volume adjusting instruction.Type: GrantFiled: December 16, 2021Date of Patent: July 25, 2023Assignee: Realtek Semiconductor Corp.Inventors: Yu Hsuan Liu, Yung Chieh Lin, Qing Gu, Bi Wei, Yi-Cheng Chen
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Patent number: 11709650Abstract: A Bluetooth audio broadcasting system includes: an audio broadcasting device arranged to operably broadcast BLE audio packets; a first Bluetooth member device arranged to operably parse the BLE audio packets to acquire a predetermined audio data and to operably control a first audio playback circuit to playback the predetermined audio data; and a second Bluetooth member device arranged to operably parse the BLE audio packets to acquire the predetermined audio data and to operably control a second audio playback circuit to playback the predetermined audio data. After receiving the BLE audio packets from the audio broadcasting device, the first Bluetooth member further adjusts an audio volume of the first audio playback circuit according to a volume adjusting instruction transmitted from another device other than the audio broadcasting device, and the second Bluetooth member further adjusts an audio volume of the second audio playback circuit according to the volume adjusting instruction.Type: GrantFiled: December 16, 2021Date of Patent: July 25, 2023Assignee: REALTEK SEMICONDUCTOR CORP.Inventors: Yu Hsuan Liu, Yung Chieh Lin, Qing Gu, Bi Wei, Yi-Cheng Chen
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Patent number: 11686239Abstract: An intake manifold is provided. A first inlet is structured to receive pressurized intake air from a turbocharger. A second inlet is structured to receive exhaust gas recirculation gas from an exhaust gas recirculation system. A third inlet is structured to receive fuel from a fuel line. A plurality of outlets are structured to be fluidly coupled to an engine. An intake manifold passage extends between each of the first, second, and third inlets, and the plurality of outlets. The intake manifold passage is shaped so as to cause at least two reversals in flow direction of each of the intake air, the exhaust gas recirculation gas, and the fuel through the intake manifold passage so as to improve mixing of each of the intake air, the exhaust gas recirculation gas, and the fuel.Type: GrantFiled: April 8, 2022Date of Patent: June 27, 2023Assignee: Cummins Inc.Inventors: Daniel J. Mohr, Bogdan V. Pavlov, Nikhil J. Ajotikar, Yi-Cheng Chen, David Eckroth
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Patent number: 11647332Abstract: A Bluetooth communication system is provided, which comprises a Bluetooth host device and a Bluetooth device set. The connections between the Bluetooth host device and the Bluetooth device set complies with the specification of Bluetooth Low Energy Audio technology. The Bluetooth device set comprises at least a first member device and a second member device. The first member device and the second member device may be configured in a first mode wherein uplink audio signal transmission is allowed, and the connections are carried out by isochronous streaming channels respectively. The first member device transmits captured voice data to the Bluetooth host device, while the second member device does not transmit. When an event is triggered, the first member device can notify the second member device through a third-part device, so that the first member device and the second member device can carry out subsequent voice input handover procedures.Type: GrantFiled: February 9, 2022Date of Patent: May 9, 2023Assignee: REALTEK SEMICONDUCTOR CORP.Inventors: Qing Gu, Bi Wei, Yu Hsuan Liu, Yi-Cheng Chen, Cheng Cai, Hung Chuan Chang
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Publication number: 20230102871Abstract: A Bluetooth voice communication system includes: a Bluetooth host device arranged to operably conduct voice communication with a remote device; a first Bluetooth member device arranged to operably generate a left-channel voice data according to sounds captured by a first sound receiving circuit, and arranged to operably utilize a first Bluetooth communication circuit to transmit the left-channel voice data to the Bluetooth host device; and a second Bluetooth member device arranged to operably generate a right-channel voice data according to sounds captured by a second sound receiving circuit, and arranged to operably utilize a second Bluetooth communication circuit to transmit the right-channel voice data to the Bluetooth host device. The Bluetooth host device generates a stereo voice data based on the left-channel voice data and the right-channel voice data, and utilizes a signal transceiver circuit to transmit the stereo voice data to the remote device.Type: ApplicationFiled: September 7, 2022Publication date: March 30, 2023Applicant: Realtek Semiconductor Corp.Inventors: Yu Hsuan LIU, Qing GU, Bi WEI, Hung Chuan CHANG, Yi-Cheng CHEN
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Patent number: 11570081Abstract: A multi-member Bluetooth device for communicating data with a remote Bluetooth device is disclosed including: a main Bluetooth circuit and an auxiliary Bluetooth circuit. In the period during which the auxiliary Bluetooth circuit operates at a sniffing mode, the auxiliary Bluetooth circuit sniffs packets transmitted from the remote Bluetooth device while the main Bluetooth circuit receives packets issued from the remote Bluetooth device, and the auxiliary Bluetooth circuit switches from the sniffing mode to a relay mode if the throughput of packets sniffed by the auxiliary Bluetooth circuit is lower than a predetermined threshold. In the period during which the auxiliary Bluetooth circuit operates at the relay mode, the main Bluetooth circuit receives packets transmitted from the remote Bluetooth device and forwards the received packets to the auxiliary Bluetooth circuit, and the auxiliary Bluetooth circuit does not sniff packets issued from the remote Bluetooth device.Type: GrantFiled: September 21, 2020Date of Patent: January 31, 2023Assignee: REALTEK SEMICONDUCTOR CORP.Inventors: Yi-Cheng Chen, Kuan-Chung Huang, Chia Chun Hung, Hou Wei Lin