Patents by Inventor Pao Chen
Pao 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: 20210364723Abstract: A fibre optic pulling grip assembly, comprising a sleeve, connection sleeve, swivel pulling eye unit, fitting, clamp, and a securing unit is provided. The sleeve has a sleeve coupling portion and sleeve body. The connection sleeve has a connection sleeve head and connection sleeve body. The swivel pulling eye unit has a pulling eye swivel portion and pulling eye body. The connection sleeve body is configured for fixed assembly of the pulling eye body therewithin, the sleeve coupling portion is configured for fixed assembly of the connection sleeve body therewithin, and the fitting is configured for fixed assembly of the sleeve coupling portion therewithin. The clamp has a clamp securing portion and clamping portion. The securing unit moves longitudinally toward the clamping portion, such that the fitting is moved to assemble to the sleeve coupling portion, applying pressure to the sleeve coupling portion supported by the connection sleeve body.Type: ApplicationFiled: May 15, 2021Publication date: November 25, 2021Inventor: Pao-chen Chang
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Publication number: 20210364699Abstract: A fibre optic cable stripper, comprising an alignment and fixing element, a rotational adjuster, and a lateral stripping and removing element is provided. The alignment and fixing element, aligning and fixing the fibre optic cable, comprises an alignment and threaded sleeve portion and a fixing portion. The rotational adjuster, sleeved on the alignment and threaded sleeve portion, rotatably moves back and forth thereon. The lateral stripping and removing element, cutting and stripping and rotating the rotational adjuster, comprises an enabling gap portion and a lateral sleeve portion. The lateral sleeve portion is mounted to the rotational adjuster and the enabling gap portion strips at least two gaps through to an end of the fibre optic cable having a preset depth via rotatable movement of the rotational adjuster. The preset depth is different depths defining different diameter sizes of the fibre optic cable.Type: ApplicationFiled: March 25, 2021Publication date: November 25, 2021Inventor: Pao-chen Chang
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Publication number: 20210226094Abstract: A semiconductor device comprises: a first semiconductor structure; a second semiconductor structure on the first semiconductor structure; an active region, wherein the active region comprises multiple alternating well layers and barrier layers, the active region further comprises an upper surface facing the second semiconductor structure and a bottom surface opposite the upper surface; an electron blocking region between the second semiconductor structure and the active region; a first aluminum-containing layer between the electron blocking region and the active region, wherein the first aluminum-containing layer has a band gap greater than the band gap of the first electron blocking layer; and a p-type dopant above the bottom surface of the active region and comprising a concentration profile comprising a peak shape having a peak concentration value, wherein the peak concentration value lies at a distance of between 15 nm and 60 nm from the upper surface of the active region.Type: ApplicationFiled: April 2, 2021Publication date: July 22, 2021Inventors: Chia-Ming LIU, Chang-Hua HSIEH, Yung-Chung PAN, Chang-Yu TSAI, Ching-Chung HU, Ming-Pao CHEN, Chi SHEN, Wei-Chieh LIEN
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Patent number: 11056434Abstract: A semiconductor device comprises: a first semiconductor structure; a second semiconductor structure on the first semiconductor structure; an active region, wherein the active region comprises multiple alternating well layers and barrier layers, the active region further comprises an upper surface facing the second semiconductor structure and a bottom surface opposite the upper surface; an electron blocking region between the second semiconductor structure and the active region; a first aluminum-containing layer between the electron blocking region and the active region, wherein the first aluminum-containing layer has a band gap greater than the band gap of the first electron blocking layer; and a p-type dopant above the bottom surface of the active region and comprising a concentration profile comprising a peak shape having a peak concentration value, wherein the peak concentration value lies at a distance of between 15 nm and 60 nm from the upper surface of the active region.Type: GrantFiled: January 19, 2018Date of Patent: July 6, 2021Assignee: EPISTAR CORPORATIONInventors: Yung-Chung Pan, Chang-Yu Tsai, Ching-Chung Hu, Ming-Pao Chen, Chi Shen, Wei-Chieh Lien
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Publication number: 20210154690Abstract: A spray gun includes a barrel having a path between an entrance and an outlet. A guide member is connected to the outlet. A rotary member has a tapered way defined therein, and a Venturi tube is partially located in the tapered way. A spray head is connected to the front end of the barrel and has an orifice defined in the spray head. A room is formed by the guide member and the spray head. The rotary member is located in the room. Pressurized liquid passes through the path and enters into the room to rotate the rotary member, and the detergent is sucked by the Venturi tube and spread out from the orifice in a rotational pattern.Type: ApplicationFiled: December 12, 2019Publication date: May 27, 2021Inventor: WAN PAO CHEN
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Patent number: 10971652Abstract: A semiconductor device comprises: a first semiconductor structure; a second semiconductor structure on the first semiconductor structure; an active region, wherein the active region comprises multiple alternating well layers and barrier layers, the active region further comprises an upper surface facing the second semiconductor structure and a bottom surface opposite the upper surface; an electron blocking region between the second semiconductor structure and the active region; a first aluminum-containing layer between the electron blocking region and the active region, wherein the first aluminum-containing layer has a band gap greater than the band gap of the first electron blocking layer; and a p-type dopant above the bottom surface of the active region and comprising a concentration profile comprising a peak shape having a peak concentration value, wherein the peak concentration value lies at a distance of between 15 nm and 60 nm from the upper surface of the active region.Type: GrantFiled: July 16, 2019Date of Patent: April 6, 2021Assignee: EPISTAR CORPORATIONInventors: Chia-Ming Liu, Chang-Hua Hsieh, Yung-Chung Pan, Chang-Yu Tsai, Ching-Chung Hu, Ming-Pao Chen, Chi Shen, Wei-Chieh Lien
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Publication number: 20210089430Abstract: A chip having a debug memory interface includes a processing unit, an internal storage unit, a debug memory interface, and a detection unit. The internal storage unit is used to record status data during operation of the processing unit. The detection unit is used to detect whether the debug memory interface is electrically connected to an external memory device. When the debug memory interface is judged to be electrically connected to the external memory device, a control signal is transmitted to the processing unit in order to trigger the processing unit to read a debug program from the external memory device and execute the debug program to run a debug mode based on the status data.Type: ApplicationFiled: September 22, 2020Publication date: March 25, 2021Inventors: Pao-Chen KO, Hao-Yang CHANG
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Patent number: 10931737Abstract: A personal cloud system is disclosed. The personal cloud system includes at least a smart device, and a server comprising at least a virtual machine, wherein each virtual machine includes a target text unit, the target text unit is information-connected to a header having a sorting code, the header is information-connected a logic configurable unit having at least an image file, and each image file includes an identification (ID) corresponding to the sorting code to be precisely read by the header, wherein the at least a smart device is connected to the server via the Internet or a local area network to read the logic configurable unit having an application, and the application is read and displayed according to the corresponding sorting code of the header such that the at least a smart device loads and executes the corresponding image file.Type: GrantFiled: December 3, 2018Date of Patent: February 23, 2021Inventor: Pao-Chen Lin
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Publication number: 20210033235Abstract: A universal female connector includes a body having a first path and a second path which communicates with the first path. A movable unit is movably located within the first path and includes an elongate hollow part with a first seal received therein. Multiple heads are movably attached to the elongate hollow part. A valve unit is located in the second path of the body. A button unit is movably inserted into a hole transversely defined through the body to position the elongate hollow part in the body. When a male connector is connected to the elongate hollow part and pushes the first seal, the elongate hollow part with the beads are moved and positioned by the button unit to communicate the first and second paths. When the button unit is pushed, the movable unit moves to its initial position, and the male connector is removed from the movable body.Type: ApplicationFiled: August 30, 2019Publication date: February 4, 2021Inventor: WAN PAO CHEN
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Patent number: 10912210Abstract: A display device including a screen, a base and an adaptor is provided. The adaptor can be selectively detached from or connected to the screen and the base. When the base is connected to the screen through the adaptor, the display device is erected on a plane through the base. When the base and the screen are directly connected, the display device is attached to a wall through the base. Thus, the screen and the base can switch between a stand-up mode or a hanging mode through the adaptor.Type: GrantFiled: November 29, 2019Date of Patent: February 2, 2021Assignee: Qisda CorporationInventors: Chia-Pao Chen, Wei-Shin Shiu
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Patent number: 10786866Abstract: An inspecting and repairing device of additive manufacturing technology and a method thereof are provided. The inspecting and repairing device has a powder bed unit, a repairing unit, and an inspection unit. The powder bed unit has a powder platform, a powder spreading mechanism and a laser unit. The repairing unit has a processing mechanism. The inspection unit has a camera and a controller. According to an image of the powder platform captured by the camera, the controller can determine whether spreading powders, whether being overcome a powder spreading defect, or whether driving the processing mechanism to repair a surface of a workpiece.Type: GrantFiled: October 27, 2017Date of Patent: September 29, 2020Assignee: TONGTAI MACHINE & TOOL CO., LTD.Inventors: Yi-Hsien Chen, Hsin-Pao Chen, Jui-Hsiung Yen
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Patent number: 10782536Abstract: A laser device for additive manufacturing and an operation method thereof are provided. The laser device has a laser generation unit, a spectroscopic unit, a control unit, and a lens assembly unit. A laser beam is split into two or more beams by disposing the spectroscopic unit and the lens assembly unit. Thus, a roughness of a process surface and a process time can be reduced.Type: GrantFiled: May 24, 2018Date of Patent: September 22, 2020Assignee: TONGTAI MACHINE & TOOL CO., LTDInventors: Chung-wei Cheng, Chun-yu Tsai, Chih-hsiang Yang, Hsin-pao Chen, Jui-hsiung Yen
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Patent number: 10773342Abstract: A rolling type 3D printing device for recycling powders and an operation method thereof are provided. The rolling type 3D printing device has a rolling mechanism, at least one optical module, and a powder conveying module. The rolling mechanism holds a workpiece and receives powders. Cylindrical or cone workpieces can be laminated by the rolling type 3D printing device through the design of the rolling mechanism.Type: GrantFiled: December 27, 2017Date of Patent: September 15, 2020Assignee: Tongtai Machine & Tool Co., Ltd.Inventors: Hsin-Pao Chen, Jui-Hsiung Yen
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Patent number: 10763621Abstract: A flat panel display apparatus includes a flat panel display device, a conductive frame, a circuit board, a connector having a ground terminal, and a conductive sheet. The conductive frame is disposed at a back surface of the flat panel display device. The circuit board is disposed in the conductive frame and is electrically connected to the flat panel display device. The connector is disposed on the circuit board and is disposed through the conductive frame. The conductive sheet includes a connecting sheet portion, a ground sheet portion, and a main sheet portion. The connecting sheet portion is connected to the ground terminal. The main sheet portion extends from the connecting sheet portion to the ground sheet portion along a contour of the connector, to make the ground sheet portion be located at a side of the connector and contact the conductive frame for ground connection of the connector.Type: GrantFiled: August 29, 2019Date of Patent: September 1, 2020Assignee: Qisda CorporationInventors: Chia-Pao Chen, Wei-Hsin Hsu
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Publication number: 20200229314Abstract: A display device including a screen, a base and an adaptor is provided. The adaptor can be selectively detached from or connected to the screen and the base. When the base is connected to the screen through the adaptor, the display device is erected on a plane through the base. When the base and the screen are directly connected, the display device is attached to a wall through the base. Thus, the screen and the base can switch between a stand-up mode or a hanging mode through the adaptor.Type: ApplicationFiled: November 29, 2019Publication date: July 16, 2020Applicant: Qisda CorporationInventors: Chia-Pao CHEN, Wei-Shin SHIU
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Publication number: 20200161809Abstract: A flat panel display apparatus includes a flat panel display device, a conductive frame, a circuit board, a connector having a ground terminal, and a conductive sheet. The conductive frame is disposed at a back surface of the flat panel display device. The circuit board is disposed in the conductive frame and is electrically connected to the flat panel display device. The connector is disposed on the circuit board and is disposed through the conductive frame. The conductive sheet includes a connecting sheet portion, a ground sheet portion, and a main sheet portion. The connecting sheet portion is connected to the ground terminal. The main sheet portion extends from the connecting sheet portion to the ground sheet portion along a contour of the connector, to make the ground sheet portion be located at a side of the connector and contact the conductive frame for ground connection of the connector.Type: ApplicationFiled: August 29, 2019Publication date: May 21, 2020Inventors: Chia-Pao Chen, Wei-Hsin Hsu
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Publication number: 20200076879Abstract: A personal cloud system is disclosed. The personal cloud system includes at least a smart device, and a server comprising at least a virtual machine, wherein each virtual machine includes a target text unit, the target text unit is information-connected to a header having a sorting code, the header is information-connected a logic configurable unit having at least an image file, and each image file includes an identification (ID) corresponding to the sorting code to be precisely read by the header, wherein the at least a smart device is connected to the server via the Internet or a local area network to read the logic configurable unit having an application, and the application is read and displayed according to the corresponding sorting code of the header such that the at least a smart device loads and executes the corresponding image file.Type: ApplicationFiled: December 3, 2018Publication date: March 5, 2020Inventor: Pao-Chen Lin
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Publication number: 20200061913Abstract: A lifting device for additive manufacturing and an operational method thereof are provided. The lifting device has a base, a processing module, a powder feeding module, a linkage module, and a lifting module. The base is formed with a processing space and a powder feeding space. The processing module has a processing base, and the powder feeding module has a powder feeding base. The processing base and the powder feeding base are driven and moved by the lifting module. Thereby, two power sources of a traditional lifting device can be integrated into a single power source.Type: ApplicationFiled: November 27, 2018Publication date: February 27, 2020Inventors: Huai-en KAO, Hsin-pao CHEN, Jui-hsiung YEN
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Publication number: 20190341524Abstract: A semiconductor device comprises: a first semiconductor structure; a second semiconductor structure on the first semiconductor structure; an active region, wherein the active region comprises multiple alternating well layers and barrier layers, the active region further comprises an upper surface facing the second semiconductor structure and a bottom surface opposite the upper surface; an electron blocking region between the second semiconductor structure and the active region; a first aluminum-containing layer between the electron blocking region and the active region, wherein the first aluminum-containing layer has a band gap greater than the band gap of the first electron blocking layer; and a p-type dopant above the bottom surface of the active region and comprising a concentration profile comprising a peak shape having a peak concentration value, wherein the peak concentration value lies at a distance of between 15 nm and 60 nm from the upper surface of the active region.Type: ApplicationFiled: July 16, 2019Publication date: November 7, 2019Inventors: Chia-Ming LIU, Chang-Hua HSIEH, Yung-Chung PAN, Chang-Yu TSAI, Ching-Chung HU, Ming-Pao CHEN, Chi SHEN, Wei-Chieh LIEN
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Publication number: 20190310483Abstract: A laser device for additive manufacturing and an operation method thereof are provided. The laser device has a laser generation unit, a spectroscopic unit, a control unit, and a lens assembly unit. A laser beam is split into two or more beams by disposing the spectroscopic unit and the lens assembly unit. Thus, a roughness of a process surface and a process time can be reduced.Type: ApplicationFiled: May 24, 2018Publication date: October 10, 2019Inventors: Chung-wei CHENG, Chun-yu TSAI, Chih-hsiang YANG, Hsin-pao CHEN, Jui-hsiung YEN