Patents by Inventor Chien-Hsun Wu
Chien-Hsun 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: 20240155491Abstract: Various solutions for low-power wake-up signal (LP-WUS) monitoring with respect to user equipment and network node in mobile communications are described. An apparatus may receive a configuration from a network node. The apparatus may comprise a main radio (MR) and a lower-power wake-up radio (LP-WUR). The apparatus may determine whether to activate or deactivate a low-power wake-up signal (LP-WUS) monitoring by the LP-WUR according to at least one pre-configured condition in the configuration. The apparatus may receive an LP-WUS from the network node via the LP-WUR in an event that the LP-WUS monitoring is activated.Type: ApplicationFiled: October 12, 2023Publication date: May 9, 2024Inventors: Chien-Chun Cheng, Wei-De Wu, Yi-Ju Liao, Yi-Chia Lo, Cheng-Hsun Li
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Publication number: 20240134167Abstract: An optical path folding element includes a main body, a light absorption film layer and a matte structure. The main body has optical surface including an incident surface, a reflective surface and an emitting surface. A light enters into the optical folding element through the incident surface. The reflective surface reflects the light so as to change a traveling direction thereof. The light exits the optical folding element through the emitting surface. The light absorbing film layer is configured to reduce reflectance and provided adjacent to at least part of the optical surface, and the light absorbing film layer is in physical contact with the main body. The matte structure is disposed adjacent to at least part of the optical surface. The matte structure provides an undulating profile on a surface of the optical path folding element, and the matte structure is formed in one-piece with the main body.Type: ApplicationFiled: September 24, 2023Publication date: April 25, 2024Applicant: LARGAN PRECISION CO., LTD.Inventors: Ssu-Hsin LIU, Chen Wei FAN, Chien-Hsun WU, Wen-Yu TSAI, Ming-Ta CHOU
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Patent number: 11961814Abstract: In an embodiment, a device includes: a semiconductor device; and a redistribution structure including: a first dielectric layer; a first grounding feature on the first dielectric layer; a second grounding feature on the first dielectric layer; a first pair of transmission lines on the first dielectric layer, the first pair of transmission lines being laterally disposed between the first grounding feature and the second grounding feature, the first pair of transmission lines being electrically coupled to the semiconductor device; a second dielectric layer on the first grounding feature, the second grounding feature, and the first pair of transmission lines; and a third grounding feature extending laterally along and through the second dielectric layer, the third grounding feature being physically and electrically coupled to the first grounding feature and the second grounding feature, where the first pair of transmission lines extend continuously along a length of the third grounding feature.Type: GrantFiled: January 31, 2022Date of Patent: April 16, 2024Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Chien-Hsun Chen, Shou-Yi Wang, Jiun Yi Wu, Chung-Shi Liu, Chen-Hua Yu
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Patent number: 11953658Abstract: An optical image capturing lens assembly includes six lens elements, the six lens elements being, in order from an object side to an image side: a first lens element with negative refractive power, a second lens element with positive refractive power, a third lens element with negative refractive power, a fourth lens element with positive refractive power, a fifth lens element, and a sixth lens element with negative refractive power.Type: GrantFiled: May 9, 2023Date of Patent: April 9, 2024Assignee: LARGAN PRECISION CO., LTD.Inventors: Chien-Hsun Wu, Tzu-Chieh Kuo
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Publication number: 20240111121Abstract: An imaging lens module includes a plastic lens barrel, a first optical element assembly and a second optical element assembly, wherein both of the first optical element assembly and the second optical element assembly are disposed in the plastic lens barrel. The plastic lens barrel includes a first inner annular surface and a second inner annular surface. The first inner annular surface forms a first receiving space. The second inner annular surface forms a second receiving space. The first optical element assembly is disposed in the first receiving space and includes a plurality of optical lens elements and a first retainer. The second optical element assembly is disposed in the second receiving space and includes a first light blocking sheet and a second retainer.Type: ApplicationFiled: December 13, 2023Publication date: April 4, 2024Inventors: Chien-Hsun WU, Lin-An CHANG, Ming-Ta CHOU
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Publication number: 20240096812Abstract: A method of forming a semiconductor device includes arranging a semi-finished substrate, which has been tested and is known to be good, on a carrier substrate. Encapsulating the semi-finished substrate in a first encapsulant and arranging at least one semiconductor die over the semi-finished substrate. Electrically coupling at least one semiconductor component of the at least one semiconductor die to the semi-finished substrate and encasing the at least one semiconductor die and portions of the first encapsulant in a second encapsulant. Removing the carrier substrate from the semi-finished substrate and bonding a plurality of external contacts to the semi-finished substrate.Type: ApplicationFiled: November 28, 2023Publication date: March 21, 2024Inventors: Jiun Yi Wu, Chen-Hua Yu, Chung-Shi Liu, Chien-Hsun Lee
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Publication number: 20240071999Abstract: A first polymer layer is formed across a package region and a test region. A first metal pattern is formed in the package region and a first test pattern is simultaneously formed in the test region. The first metal pattern has an upper portion located on the first polymer layer and a lower portion penetrating through the first polymer layer, and the first test pattern is located on the first polymer layer and has a first opening exposing the first polymer layer. A second polymer layer is formed on the first metal pattern in the package region and a second test pattern is simultaneously formed on the first test pattern in the test region. The second polymer layer has a second opening exposing the upper portion of the first metal pattern, and the second test pattern has a third opening greater than the first opening of the first test pattern.Type: ApplicationFiled: August 24, 2022Publication date: February 29, 2024Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Tseng Hsing Lin, Chien-Hsun Lee, Tsung-Ding Wang, Jung-Wei Cheng, Hao-Cheng Hou, Sheng-Chi Lin, Jeng-An Wang, Yao-Cheng Wu
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Publication number: 20240071656Abstract: A circuit protection device includes a first temperature sensitive resistor, a second temperature sensitive resistor, an electrically insulating multilayer, a first and second electrode layer, and at least one external electrode. The first temperature sensitive resistor and the second temperature sensitive resistor are electrically connected in parallel, and have a first upper electrically conductive layer and a second lower electrically conductive layer, respectively. The electrically insulating multilayer includes an upper insulating layer, a middle insulating layer, and a lower insulating layer. The upper insulating layer is between the first upper electrically conductive layer and the first electrode layer. The middle layer is laminated between the first temperature sensitive resistor and the second temperature sensitive resistor. The lower insulating layer is between the second lower electrically conductive layer and the second electrode layer.Type: ApplicationFiled: January 13, 2023Publication date: February 29, 2024Inventors: Chien Hui WU, Yung-Hsien CHANG, Cheng-Yu TUNG, Ming-Hsun LU, Yi-An SHA
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Patent number: 11899279Abstract: An electronic device includes at least one optical lens assembly. The optical lens assembly includes four lens elements, and the four lens elements are, in order from an outside to an inside, a first lens element, a second lens element, a third lens element and a fourth lens element. The first lens element has an outside surface being convex in a paraxial region thereof. The second lens element has an inside surface being convex in a paraxial region thereof. The fourth lens element has an inside surface being concave in a paraxial region thereof, wherein at least one of an outside surface and the inside surface of the fourth lens element includes at least one critical point in an off-axis region thereof.Type: GrantFiled: March 15, 2023Date of Patent: February 13, 2024Assignee: LARGAN PRECISION CO., LTD.Inventors: Hung-Shuo Chen, Chien-Hsun Wu, Tzu-Chieh Kuo
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Patent number: 11886033Abstract: An imaging lens module includes a plastic lens barrel, a first optical element assembly and a second optical element assembly, wherein both of the first optical element assembly and the second optical element assembly are disposed in the plastic lens barrel. The plastic lens barrel includes a first inner annular surface and a second inner annular surface. The first inner annular surface forms a first receiving space. The second inner annular surface forms a second receiving space. The first optical element assembly is disposed in the first receiving space and includes a plurality of optical lens elements and a first retainer. The second optical element assembly is disposed in the second receiving space and includes a first light blocking sheet and a second retainer.Type: GrantFiled: September 23, 2022Date of Patent: January 30, 2024Assignee: LARGAN PRECISION CO., LTD.Inventors: Chien-Hsun Wu, Lin-An Chang, Ming-Ta Chou
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Publication number: 20230350163Abstract: An optical imaging system includes five lens elements, the five lens elements being, in order from an object side to an image side: a first lens element having positive refractive power; a second lens element having negative refractive power; a third lens element having positive refractive power; a fourth lens element having positive refractive power; and a fifth lens element having negative refractive power.Type: ApplicationFiled: June 1, 2023Publication date: November 2, 2023Inventors: CHIEN-HSUN WU, TZU-CHIEH KUO, KUAN-MING CHEN
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Publication number: 20230305274Abstract: An optical imaging lens assembly includes, in order from an object side to an image side: a first, a second, a third, a fourth, a fifth and a sixth lens elements. The first lens element has negative refractive power. The second lens element has an object-side surface being concave in a paraxial region thereof. The third lens element has an object-side surface being convex in a paraxial region thereof. The fifth lens element with negative refractive power has an object-side surface being concave and an image-side surface being convex in a paraxial region thereof. The sixth lens element has an image-side surface being concave in a paraxial region thereof. At least one of an object-side surface and the image-side surface of the sixth lens element has at least one critical point in an off-axis region thereof, wherein both the surfaces of the sixth lens element are aspheric.Type: ApplicationFiled: June 3, 2023Publication date: September 28, 2023Applicant: LARGAN PRECISION CO., LTD.Inventors: Chien-Hsun WU, Chun-Che HSUEH, Wei-Yu CHEN
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Publication number: 20230280569Abstract: An optical image capturing lens assembly includes six lens elements, the six lens elements being, in order from an object side to an image side: a first lens element with negative refractive power, a second lens element with positive refractive power, a third lens element with negative refractive power, a fourth lens element with positive refractive power, a fifth lens element, and a sixth lens element with negative refractive power.Type: ApplicationFiled: May 9, 2023Publication date: September 7, 2023Inventors: CHIEN-HSUN WU, Tzu-Chieh Kuo
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Patent number: 11709346Abstract: An optical imaging system includes five lens elements, the five lens elements being, in order from an object side to an image side: a first lens element having positive refractive power; a second lens element having negative refractive power; a third lens element having positive refractive power; a fourth lens element having positive refractive power; and a fifth lens element having negative refractive power.Type: GrantFiled: November 9, 2021Date of Patent: July 25, 2023Assignee: LARGAN PRECISION CO., LTD.Inventors: Chien-Hsun Wu, Tzu-Chieh Kuo, Kuan-Ming Chen
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Patent number: 11709342Abstract: An optical imaging lens assembly includes, in order from an object side to an image side: a first, a second, a third, a fourth, a fifth and a sixth lens elements. The first lens element has negative refractive power. The second lens element has an object-side surface being concave in a paraxial region thereof. The third lens element has an object-side surface being convex in a paraxial region thereof. The fifth lens element with negative refractive power has an object-side surface being concave and an image-side surface being convex in a paraxial region thereof. The sixth lens element has an image-side surface being concave in a paraxial region thereof. At least one of an object-side surface and the image-side surface of the sixth lens element has at least one critical point in an off-axis region thereof, wherein both the surfaces of the sixth lens element are aspheric.Type: GrantFiled: August 13, 2020Date of Patent: July 25, 2023Assignee: LARGAN PRECISION CO., LTD.Inventors: Chien-Hsun Wu, Chun-Che Hsueh, Wei-Yu Chen
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Publication number: 20230213733Abstract: An electronic device includes at least one optical lens assembly. The optical lens assembly includes four lens elements, and the four lens elements are, in order from an outside to an inside, a first lens element, a second lens element, a third lens element and a fourth lens element. The first lens element has an outside surface being convex in a paraxial region thereof. The second lens element has an inside surface being convex in a paraxial region thereof. The fourth lens element has an inside surface being concave in a paraxial region thereof, wherein at least one of an outside surface and the inside surface of the fourth lens element includes at least one critical point in an off-axis region thereof.Type: ApplicationFiled: March 15, 2023Publication date: July 6, 2023Inventors: Hung-Shuo CHEN, Chien-Hsun WU, Tzu-Chieh KUO
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Patent number: 11681125Abstract: An optical image capturing lens assembly includes six lens elements, the six lens elements being, in order from an object side to an image side: a first lens element with negative refractive power, a second lens element with positive refractive power, a third lens element with negative refractive power, a fourth lens element with positive refractive power, a fifth lens element, and a sixth lens element with negative refractive power.Type: GrantFiled: July 7, 2021Date of Patent: June 20, 2023Assignee: LARGAN PRECISION CO., LTD.Inventors: Chien-Hsun Wu, Tzu-Chieh Kuo
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Publication number: 20230185051Abstract: An imaging lens module has an optical axis, an object side and an image side. The imaging lens module includes a plastic barrel, an optical lens assembly, an image-side assembled element and a light blocking element assembly. The plastic barrel includes a first contacting surface, which is close to an image-side end of the plastic barrel. The image-side assembled element is disposed close to the image-side end of the plastic barrel. The image-side assembled element is in a tube shape and extends from the object side to the image side. The image-side assembled element includes a second contacting surface and an inner protruding portion, and the second contacting surface is disposed close to an object-side end of the image-side assembled element and correspondingly to the first contacting surface. The plastic barrel and the image-side assembled element contact each other via the first contacting surface and the second contacting surface.Type: ApplicationFiled: February 6, 2023Publication date: June 15, 2023Inventors: Chien-Hsun WU, Lin-An CHANG, Ming-Ta CHOU
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Patent number: 11640044Abstract: An electronic device includes at least one optical lens assembly. The optical lens assembly includes four lens elements, and the four lens elements are, in order from an outside to an inside, a first lens element, a second lens element, a third lens element and a fourth lens element. The first lens element has an outside surface being convex in a paraxial region thereof. The second lens element has an inside surface being convex in a paraxial region thereof. The fourth lens element has an inside surface being concave in a paraxial region thereof, wherein at least one of an outside surface and the inside surface of the fourth lens element includes at least one critical point in an off-axis region thereof.Type: GrantFiled: September 15, 2021Date of Patent: May 2, 2023Assignee: LARGAN PRECISION CO., LTD.Inventors: Hung-Shuo Chen, Chien-Hsun Wu, Tzu-Chieh Kuo
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Patent number: 11604325Abstract: An imaging lens module has an optical axis, an object side and an image side. The imaging lens module includes a plastic barrel, an optical lens assembly, an image-side assembled element and a light blocking element assembly. The plastic barrel includes a first contacting surface, which is close to an image-side end of the plastic barrel. The image-side assembled element is disposed close to the image-side end of the plastic barrel. The image-side assembled element is in a tube shape and extends from the object side to the image side. The image-side assembled element includes a second contacting surface and an inner protruding portion, and the second contacting surface is disposed close to an object-side end of the image-side assembled element and correspondingly to the first contacting surface. The plastic barrel and the image-side assembled element contact each other via the first contacting surface and the second contacting surface.Type: GrantFiled: March 9, 2020Date of Patent: March 14, 2023Assignee: LARGAN PRECISION CO., LTD.Inventors: Chien-Hsun Wu, Lin-An Chang, Ming-Ta Chou