Patents by Inventor Chung Liu
Chung Liu 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: 12284236Abstract: A media sharing system includes at least two computing devices each having a wireless module for a bidirectional transmission of media data of a displayed image, an input message, a cursor, and a sound, and including: at least one display service block receiving and processing the displayed image from the wireless module; at least one sound service block receiving or outputting a sound signal from or to a controlling side computing device and a controlled side computing device to carry out the sound processing and broadcasting; at least one input device; and at least one input device service block connected to the input device, so as to allow the input device to be activated to issue an activation signal. The input device service block receives an input signal of the input device included in the controlling and controlled side computing devices so as to perform a display-related function.Type: GrantFiled: January 31, 2023Date of Patent: April 22, 2025Assignee: Magic Control Technology CorporationInventor: Pei-Chung Liu
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Publication number: 20250113009Abstract: The present invention is related to a wireless multi-stream bidirectional video processing device for connecting with a wireless device and a host device, including: a wireless communication unit for wirelessly connecting with the wireless device to receive video from the wireless device; and an image processing unit for transmitting a connection request signal to the wireless device through the wireless communication unit, so that the wireless device returns a connection permission signal and the video according to the connection request signal, and performing processing on the video to become output videos, wherein the processing includes video display mode, and the image processing unit processes the video according to a selected video display mode, and the wireless multi-stream bidirectional video processing device provides endpoints for the host device according to the quantity of the output videos, so as to transmit the output videos to the host device.Type: ApplicationFiled: April 10, 2024Publication date: April 3, 2025Inventor: Pei-Chung LIU
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Publication number: 20250096774Abstract: The present disclosure provides a semiconductor package structure. The semiconductor package structure includes a substrate, a first electronic component and a support component. The first electronic component is disposed on the substrate. The first electronic component has a backside surface facing a first surface of the substrate. The support component is disposed between the backside surface of the first electronic component and the first surface of the substrate. The backside surface of the first electronic component has a first portion connected to the support component and a second portion exposed from the support component.Type: ApplicationFiled: December 3, 2024Publication date: March 20, 2025Applicant: Advanced Semiconductor Engineering, Inc.Inventors: Chi Sheng TSENG, Lu-Ming LAI, Ching-Han HUANG, Kuo-Hua LAI, Hui-Chung LIU
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Publication number: 20250080691Abstract: The present invention is related to a wireless multi-stream video processing device for connecting with at least one wireless device and a receiving device, comprising: a wireless communication unit for wirelessly connecting with the wireless device to receive a video from the wireless device; and an image processing unit for transmitting a connection request signal to the wireless device through the wireless communication unit, so that the wireless device returns a connection permission signal and the video according to the connection request signal, and performs processing on the video to become a plurality of output videos, wherein the image processing unit processes the video according to a video display mode that is selected, and the wireless multi-stream video processing device provides a plurality of endpoints for the receiving device according to the number of the output videos, so as to transmit the output videos to the receiving device.Type: ApplicationFiled: March 28, 2024Publication date: March 6, 2025Inventor: Pei-Chung LIU
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Publication number: 20250080950Abstract: An electronic device and a processing method for locating wireless signals are provided here. The electronic device for locating wireless signals comprises: a plurality of antenna units, providing a plurality of antenna patterns; a switching control circuit, connected to the antenna units, wherein the switching control circuit is selectively electrically connected to at least one of the antenna units, so as to select one of the antenna patterns correspondingly; a communication module, electrically connected to the switching control circuit; and a processing circuit, electrically connected to the switching control circuit and the communication module and configured to control the switching control circuit to be electrically connected to the communication module and at least one of the antenna units.Type: ApplicationFiled: July 17, 2024Publication date: March 6, 2025Inventors: Yu-Chih HUNG, Chi-Chung LIU, Chi-Chien TUNG, May SU
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Patent number: 12237149Abstract: Embodiments of the present disclosure generally relate to a system used in a semiconductor device manufacturing process. More specifically, embodiments provided herein generally include apparatus and methods for synchronizing and controlling the delivery of an RF bias signal and a pulsed voltage waveform to one or more electrodes within a plasma processing chamber. The apparatus and methods disclosed herein can be useful to at least minimize or eliminate a microloading effect created while processing small dimension features that have differing densities across various regions of a substrate. The plasma processing methods and apparatus described herein are configured to improve the control of various characteristics of the generated plasma and control an ion energy distribution (IED) of the plasma generated ions that interact with a surface of a substrate during plasma processing.Type: GrantFiled: November 10, 2022Date of Patent: February 25, 2025Assignee: Applied Materials, Inc.Inventors: Deyang Li, Sunil Srinivasan, Yi-Chuan Chou, Shahid Rauf, Kuan-Ting Liu, Jason A. Kenney, Chung Liu, Olivier P. Joubert, Shreeram Jyoti Dash, Aaron Eppler, Michael Thomas Nichols
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Patent number: 12235552Abstract: A method for repairing a white defect of a LCD panel includes providing a substrate, the substrate defining pixel areas which themselves comprise a base, a first metal layer, a first insulating layer, a semi-conductor layer, an ohmic contact layer, a source electrode, a drain electrode, and a second insulating layer; forming a through hole by laser in the second insulating layer, the through hole extending through the second insulating layer and separating the drain electrode into two spaced parts; forming a third insulating layer to cover the first conductive layers, the second insulating layer and the though hole and forming a second conductive layer by laser on the third insulating layer to couple the first conductive layer to the second conductive layer.Type: GrantFiled: June 29, 2021Date of Patent: February 25, 2025Assignee: Century Technology (Shenzhen) Corporation LimitedInventors: Yuan Xiong, Chih-Chung Liu, Ming-Tsung Wang, Meng-Chieh Tai
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Publication number: 20250052408Abstract: An LED light-emitting module is provided, including a glass substrate, a drive circuit, an LED light-emitting assembly, and a drive chip. The drive circuit is disposed on a side surface of the glass substrate. The LED light-emitting assembly includes a plurality of LED light sources arranged in an array manner. The LED light-emitting assembly is disposed on a surface of the drive circuit and is electrically connected to the drive circuit. The drive chip is connected to the drive circuit, and controls, by using the drive circuit, the LED light source in the LED light-emitting assembly to be turned on or off.Type: ApplicationFiled: October 29, 2024Publication date: February 13, 2025Inventors: Ting Zhang, Kang Chung Liu, Shibin Ruan
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Publication number: 20250053111Abstract: An LED print drive method is applied to an LED array. The LED array includes a plurality of LED partitions, each LED partition includes one or more LED lights, and the plurality of LED partitions are distributed in a staggered manner based on a specified sequence. A print control unit generates a plurality of groups of data signals, and a drive control unit receives the plurality of groups of data signals from the print control unit. The drive control unit converts the plurality of groups of data signals into a plurality of groups of LED drive signals, and the drive control unit drives, in a time-sharing manner with the plurality of groups of LED drive signals, a corresponding LED partition to emit light. Light-emitting time of each LED partition corresponds to distribution of each LED partition.Type: ApplicationFiled: October 29, 2024Publication date: February 13, 2025Inventors: Jiang Zhu, Zhiwei Zheng, Kang Chung Liu
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Publication number: 20250008054Abstract: The present invention relates to a multi-camera video conference image processing system, including: a first panoramic camera for capturing physical features of the conferees in a panoramic manner to generate a first panoramic image; at least one second camera for capturing the physical features of the conferees to generate at least one second image; and a system-on-chip for: receiving the first panoramic image and the at least one second image; processing the first panoramic image to generate a panoramic frame for each conferee; processing the at least one second image to generate a photographic frame for each conferee; corresponding the panoramic frame to the photographic frame for each conferee; selecting the panoramic frame or the photographic frame of each conferee based on the physical features; and processing the selected frames of each conferee, so as to generate and output a video frame.Type: ApplicationFiled: December 21, 2023Publication date: January 2, 2025Inventor: Pei-Chung LIU
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Patent number: 12184266Abstract: The present disclosure provides a semiconductor package structure. The semiconductor package structure includes a substrate, a first electronic component and a support component. The first electronic component is disposed on the substrate. The first electronic component has a backside surface facing a first surface of the substrate. The support component is disposed between the backside surface of the first electronic component and the first surface of the substrate. The backside surface of the first electronic component has a first portion connected to the support component and a second portion exposed from the support component.Type: GrantFiled: February 21, 2023Date of Patent: December 31, 2024Assignee: ADVANCED SEMICONDUCTOR ENGINEERING, INC.Inventors: Chi Sheng Tseng, Lu-Ming Lai, Ching-Han Huang, Kuo-Hua Lai, Hui-Chung Liu
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Publication number: 20240420948Abstract: Semiconductor processing methods are described that include providing a substrate to a reaction chamber, where the substrate includes substrate trenches that have a top surface and a bottom surface. A deposition gas that includes a carbon-containing gas and a nitrogen-containing gas flows into a plasma excitation region of the reaction chamber. A deposition plasma having an electron temperature less than or about 4 eV is generated from the deposition gas. The methods further include depositing a carbon-containing layer on the top surface and the bottom surface of the substrate trenches, where the as-deposited carbon-containing layer has a top surface-to-bottom surface thickness ratio of greater than or about 3:1. Also described are semiconductor structures that include an as-deposited carbon-containing layer on the top and bottom surface of at least a first and second trench, where the carbon-containing layer has a top surface-to-bottom surface thickness ratio of greater than or about 3:1.Type: ApplicationFiled: August 27, 2024Publication date: December 19, 2024Applicant: Applied Materials, Inc.Inventors: Abhijeet S. Bagal, Qian Fu, Kuan-Ting Liu, Chung Liu
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Publication number: 20240418169Abstract: A two-stage refrigerant compressor and an operation method thereof are disclosed. The two-stage refrigerant compressor (10) includes: a housing (1); a first compressor module (2) having first screw rods (21) and a first motor (22) driving the first screw rods (21) to rotate; a second compressor module (3) having second screw rods (31) and a second motor (32) driving the second screw rods (31) to rotate; an adjustment mechanism (4) having a first slide valve (41) and a second slide valve (42); a middle pressure sensor (51) configured to acquire a current middle pressure; and a processor configured to receive data of the current middle pressure, control rotating speeds of the first motor (22) and the second motor (32), and control locations of the first slide valve (41) and the second slide valve (42).Type: ApplicationFiled: May 13, 2024Publication date: December 19, 2024Inventors: Wei-Hsu LIN, Yao-Chung LIU
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Patent number: 12164453Abstract: A hub includes: a multi-function control unit; a microprocessor; at least one sharing port connected to the multi-function control unit, which controls the at least one sharing port to connect with a computing device; a USB audio control unit connected to the multi-function control unit; an audio processing module connected to the USB audio control unit and the microprocessor; a wireless module connected to the audio processing module and the microprocessor and used for wireless communication with a mobile device; and an audio input and output module connected to the audio processing module and the microprocessor, and including an audio cable jack used for connecting with an audio input and output device, and/or a built-in speaker and a microphone. The microprocessor controls the audio processing module to select and process audio signal sharing among the computing device, the mobile device, and the audio input and output device.Type: GrantFiled: February 9, 2023Date of Patent: December 10, 2024Assignee: Magic Control Technology CorporationInventor: Pei-Chung Liu
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Patent number: 12153333Abstract: Provided is a multi-functional mount for a webcam for installing the webcam on a computer display, and the webcam set on the mount is movable in a horizontal direction to an appropriate distance beyond the display and then rotated 90°, so that a camera lens of the webcam can be vertically oriented downward to capture an image on a table. The mount further includes a counterweight block, which is rotatable to adjust for obtaining the best position to balance the two ends of the mount and prevent the mount from tipping over the computer display. The mount can also be placed directly on a table with a combination of a plurality of base body bodies.Type: GrantFiled: December 27, 2022Date of Patent: November 26, 2024Assignee: Magic Control Technology CorporationInventor: Pei-Chung Liu
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Patent number: 12149775Abstract: A remote control device sends a patterned infrared signal to the display device. A display device receives the patterned infrared signal by using a plurality of infrared receivers. The display device obtains a projection pattern of the patterned infrared signal on a display screen. The display device determines a pointing position of the remote control device on the display screen based on the projection pattern. The display device displays a prompt mark in the pointing position of the display screen, where the prompt mark is used to prompt a user with the pointing position of the remote control device on the display screen.Type: GrantFiled: April 23, 2021Date of Patent: November 19, 2024Assignee: Huawei Technologies Co., Ltd.Inventors: Yubing Hu, Kang Chung Liu, Tao Jing, Liang Li
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Patent number: 12140143Abstract: A fluid machine and its operating method are provided. The fluid machine (10) includes a main body (1), a screw set (2), a capacity adjustment mechanism (3), an intermediate pressure sensor (5), and a controller (6). The main body (1) includes a low-pressure chamber (11), an intermediate-pressure chamber (12), and a high-pressure chamber (13). The screw set (2) includes a pair of first screws (21) in the low-pressure chamber (11) and a pair of second screws (22) in the high-pressure chamber (13). The capacity adjustment mechanism (4) includes a first slide valve (41) disposed corresponding to the first screws (21) and a second slide valve (42) disposed corresponding to the second screws (22). The intermediate pressure sensor (5) is placed in the intermediate-pressure chamber (12) for obtaining its interior pressure. The controller (6) drives movement of the first slide valve (41) and the second slide valve (42).Type: GrantFiled: May 7, 2024Date of Patent: November 12, 2024Assignee: FU SHENG INDUSTRIAL CO., LTD.Inventors: Yao-Chung Liu, Wei-Hsu Lin
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Publication number: 20240371374Abstract: An apparatus supports smart assistant services with a plurality of smart service providers. The apparatus includes an audio device that receives a speech signal having a user utterance, captures the user utterance when the user utterance includes a user wake word, and sends the captured utterance to a backend computing device. The backend computing device replaces the user wake word with specific wake words associated with different smart service providers. The processed utterances are then sent to selected smart service providers. The backend computing device subsequently constructs feedback to the user utterance based on voice responses from the different smart service providers. The backend computing device then passes a digital representation of the feedback to the audio device, and the audio device converts the digital representation to an audio reply to the user utterance.Type: ApplicationFiled: June 14, 2024Publication date: November 7, 2024Applicant: Computime Ltd.Inventors: Hung Bun Choi, Kai Nang Pang, Yau Wai Ng, Chi Chung Liu, Tsz Kin Lee
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Patent number: 12125699Abstract: Semiconductor processing methods are described that include providing a substrate to a reaction chamber, where the substrate includes substrate trenches that have a top surface and a bottom surface. A deposition gas that includes a carbon-containing gas and a nitrogen-containing gas flows into a plasma excitation region of the reaction chamber. A deposition plasma having an electron temperature less than or about 4 eV is generated from the deposition gas. The methods further include depositing a carbon-containing layer on the top surface and the bottom surface of the substrate trenches, where the as-deposited carbon-containing layer has a top surface-to-bottom surface thickness ratio of greater than or about 3:1. Also described are semiconductor structures that include an as-deposited carbon-containing layer on the top and bottom surface of at least a first and second trench, where the carbon-containing layer has a top surface-to-bottom surface thickness ratio of greater than or about 3:1.Type: GrantFiled: June 28, 2021Date of Patent: October 22, 2024Assignee: Applied Materials, Inc.Inventors: Abhijeet S. Bagal, Qian Fu, Kuan-Ting Liu, Chung Liu
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Patent number: 12120411Abstract: Provided is a mount for a webcam for installing the webcam on a computer display, and the webcam set on the mount can be moved in a horizontal direction to an appropriate distance beyond the display and then rotated 90°, so that a camera lens of the webcam can be vertically oriented downward to capture an image on a table, so as to avoid capturing a part of the screen of the display, or causing the captured image distortion.Type: GrantFiled: August 10, 2022Date of Patent: October 15, 2024Assignee: MAGIC CONTROL TECHNOLOGY CORPORATIONInventor: Pei-Chung Liu