Patents Assigned to Lite-On Technology Corporation
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Patent number: 11804341Abstract: The present invention provides a keycap, method for manufacturing a keycap, and keyswitch. The keycap comprises an inner keycap member, an outer keycap member, and a character layer. The inner keycap member comprises an inner body and an inner sidewall. The inner sidewall is disposed on the periphery of the inner body. The outer keycap member is disposed on the inner keycap member. The outer keycap member comprises an outer body and an outer sidewall. The outer sidewall is disposed on the periphery of the outer body. The outer body is corresponding to the inner body. The outer sidewall corresponds to the inner sidewall. The character layer is disposed between the inner keycap member and the outer keycap member. The character layer comprises a character pattern disposed between the outer body and the inner body.Type: GrantFiled: November 24, 2020Date of Patent: October 31, 2023Assignees: LITE-ON Technology (Chang Zhou) Co., LTD., LITE-ON Technology CorporationInventors: XiaoQiang Liang, Wei-Pin Chuang, Lei Shi, ZhangDong Tan
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Patent number: 11804343Abstract: A light-emitting keyboard includes a bracket, at least one keycap, a circuit layer and a composite light-emitting layer. The at least one keycap is disposed on the bracket and connected to the bracket via a support assembly. The circuit layer is disposed between the keycap and the bracket. The composite light-emitting layer is disposed under the bracket, and includes a substrate, a conductive layer, a reflective layer and at least one light source. The conductive layer is disposed on the substrate and includes a circuit and patterned structures. The reflective layer is conformally disposed on the conductive layer. The at least one light source is located under the at least one keycap and electrically connected to the circuit, and light emitted from the light source is transmitted upwardly to the keycap.Type: GrantFiled: October 25, 2022Date of Patent: October 31, 2023Assignees: LITE-ON ELECTRONICS (GUANGZHOU) LIMITED, Lite-On Technology CorporationInventor: Yi-Wen Chen
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Patent number: 11805617Abstract: A carrier for a storage device is provided. The carrier includes an accommodation bracket, a panel and an electromagnetic shielding element. The accommodation bracket has an open space. The panel has a handle. The electromagnetic shielding element is disposed between the accommodation bracket and the panel. The electromagnetic shielding element is engaged with the accommodation bracket.Type: GrantFiled: April 21, 2022Date of Patent: October 31, 2023Assignee: LITE-ON TECHNOLOGY CORPORATIONInventors: Cheng-Hsuen Chien, Yi-Feng Pu, Chen-Yuan Liu, Pei-Hsuan Huang
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Patent number: 11804329Abstract: A transformer includes a hollow bobbin, a coil and a magnetic core. The hollow bobbin has a first end surface and a second end surface opposite to each other. In a direction perpendicular to the normals of the first end surface and the second end surface of the hollow bobbin, the hollow bobbin is not configured with any blocking plates extending laterally from the first end surface and the second end surface. The coil is wound on the hollow bobbin to form a bobbin assembly. The magnetic core has an accommodating space, wherein the bobbin assembly is disposed in the accommodating space. A manufacturing method of the transformer is also provided.Type: GrantFiled: October 30, 2019Date of Patent: October 31, 2023Assignees: LITE-ON ELECTRONICS (GUANGZHOU) LIMITED, Lite-On Technology CorporationInventor: Chih-Shan Chen
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Patent number: 11791112Abstract: A backlight module including a light guide plate, a circuit board, an electronic component, a reflective sheet, a light-shielding sheet, and a light-emitting component is provided. The light guide plate includes an escape opening and a light-source opening. The circuit board is disposed under the light guide plate. The electronic component is electrically connected to the circuit board, and at least a part of the electronic component is located in the escape opening. The reflective sheet is disposed on a rear surface of the light guide plate and between the light guide plate and the circuit board. The light-shielding sheet is disposed on a light emitting surface of the light guide plate opposite to the rear surface. The light-emitting component is disposed in the light-source opening. A luminous keyboard using this backlight module is also provided.Type: GrantFiled: October 27, 2022Date of Patent: October 17, 2023Assignees: LITE-ON ELECTRONICS (GUANGZHOU) LIMITED, Lite-On Technology CorporationInventors: Shih-Wen Chiu, Yi-Wen Chen
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Patent number: 11787332Abstract: A light-emitting device includes a substrate including circuit pads and a resin portion. A frame disposed on the substrate to form a first space, first to third light sources, and first and second encapsulants. The frame includes an outer wall and a first partition in the first space to form the first space as independent second and third spaces. A first and second light sources are disposed at the second space and provide first and second light beams respectively. A third light source is disposed at the third space and provides a third light beam. A first encapsulant is filled at the second space to seal the first and second light sources. A second encapsulant is filled at the third space to seal the third light source. The second encapsulant includes a first wavelength conversion material converting the third light beam into a fourth light beam.Type: GrantFiled: December 14, 2021Date of Patent: October 17, 2023Assignee: Lite-On Technology CorporationInventors: Kai Yu Hsieh, Chih Chiang Kao, Cheng Ying Lee, Tsung Lin Lu
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Patent number: 11778746Abstract: An assembly structure of a transformer and a circuit board includes: a circuit board, a packaging chip, a transformer, a first conductive plate, a second conductive plate and a first heat sink. The packaging chip is disposed on the circuit board. The transformer has at least one first output electrode and at least one second output electrode connected to the first output electrode. The first conductive plate is disposed on the transformer and connected to the at least one first output electrode. The second conductive plate is disposed on the transformer and connected to the at least one second output electrode and the circuit board. The first heat sink is connected to the packaging chip and the first conductive plate, is disposed on the circuit board, and is connected to the circuit board and the first conductive plate.Type: GrantFiled: April 9, 2021Date of Patent: October 3, 2023Assignees: LITE-ON ELECTRONICS (GUANGZHOU) LIMITED, LITE-ON TECHNOLOGY CORPORATIONInventors: Tsung-Po Hsu, Yung-Chou Li, Yu-Jen Wei, Chih-Chun Yang
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Patent number: 11776774Abstract: A keyboard including a base plate, a plurality of keycaps, a plurality of supporting structures and a membrane switch element is provided. The base plate has a through hole. The keycaps are disposed on the base plate. The supporting structures are respectively disposed between the keycaps and the base plate. The membrane switch element is disposed on the base plate. The vertical projection of two adjacent keycaps of the keycaps relative to the base plate overlaps the through hole, and the membrane switch element has a shielding portion covering the through hole.Type: GrantFiled: February 15, 2022Date of Patent: October 3, 2023Assignee: LITE-ON TECHNOLOGY CORPORATIONInventor: Yung-Nien Chai
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Patent number: 11774691Abstract: A light-emitting device and a light emitting module are provided. The light emitting module includes a housing, at least one light guide element, and at least one light emitting element. The housing includes at least one passage passing through its a first surface and a second surface, and a coupling portion formed on an inner surface adjacent to the second surface. The light guide element arranged in the at least one passage has a light emergent surface exposed at one end of the at least one passage and a light incident surface exposed at the other end of the at least one passage. The light emitting element is coupled to the housing by the coupling portion. The light emitting element includes a light emitting surface facing to the light incident surface of the light guide element and a soldering portion exposed from the housing.Type: GrantFiled: May 18, 2021Date of Patent: October 3, 2023Assignees: LITE-ON OPTO TECHNOLOGY (CHANGZHOU) CO., LTD., LITE-ON TECHNOLOGY CORPORATIONInventors: Cheng-Han Wang, Szu-Tsung Kao, Chih-Li Yu, Cheng-Hong Su, Chun-Wei Huang, Chen-Hsiu Lin
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Publication number: 20230307196Abstract: A key module and a keyboard are disclosed. The key module includes a bottom plate including a first opening; a keycap disposed on the bottom plate, and including a visible region corresponding to the first opening; a flexible component disposed between the bottom plate and the keycap, and including a second opening corresponding to the visible region; a support structure connected between the bottom plate and the flexible component, and including a third opening corresponding to the visible region; a circuit layer disposed between the bottom plate and the flexible component, and including a fourth opening corresponding to the visible region; and a pattern modulator disposed below the bottom plate, and including a pattern region corresponding to the visible region.Type: ApplicationFiled: March 23, 2023Publication date: September 28, 2023Applicant: Lite-On Technology CorporationInventors: Cheng-Kun Liao, Ming-Fu Yen, Cheng-Hsiung Huang
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Publication number: 20230307195Abstract: A keyboard includes a backlight module, a base plate, a membrane circuit disposed on the base plate, and a plurality of key structures disposed on the membrane circuit. The backlight module includes a light source, a reflective layer, a light guide layer, and a shielding layer. The light source is disposed corresponding to the light guide layer. The light guide layer is located between the shielding layer and the reflective layer. The light guide layer has a through-hole. The shielding layer and the reflective layer are in contact with each other in the through-hole of the light guide layer. The base plate is disposed on the shielding layer. The base plate has a positioning portion disposed corresponding to the through-hole of the light guide layer, which protrudes toward the reflective layer or the membrane circuit.Type: ApplicationFiled: May 30, 2023Publication date: September 28, 2023Applicant: Lite-On Technology CorporationInventor: Yi-Wen Chen
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Publication number: 20230309243Abstract: The disclosure provides a conductive slurry, which includes a conductive paste comprising polar materials and a hydrophobic agent mixed with the conductive paste. The hydrophobic agent includes solvent and hydrophobic particles. The solvent of the hydrophobic agent includes a non-polar material.Type: ApplicationFiled: March 22, 2023Publication date: September 28, 2023Applicant: Lite-On Technology CorporationInventor: Jen-Chieh Huang
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Patent number: 11764007Abstract: A key structure, which includes a bottom plate, a keycap, an elastic element, a first bracket, and a second bracket. The keycap is disposed on the bottom plate and has multiple first pivoting portions. The elastic element is disposed under the keycap. The first bracket is disposed between the keycap and the bottom plate, and the first bracket is pivotally connected to the first pivoting portions. The second bracket is disposed between the keycap and the bottom plate, the second bracket is rotatably pivoted to the first bracket, and the number of the first pivoting portions is greater than two.Type: GrantFiled: November 11, 2021Date of Patent: September 19, 2023Assignee: Lite-On Technology CorporationInventors: Kuo-Hui Hsu, Xiaoqiang Liang, Lei Shi, Xuelei Liu
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Patent number: 11764008Abstract: A circuit structure includes a light-transmissive insulation layer, a patterned conductive layer and an electronic component. The patterned conductive layer is disposed on the light-transmissive insulation layer. The electronic component is disposed on the patterned conductive layer and electrically connected to the patterned conductive layer.Type: GrantFiled: August 31, 2022Date of Patent: September 19, 2023Assignees: LITE-ON ELECTRONICS (GUANGZHOU) LIMITED, LITE-ON TECHNOLOGY CORPORATIONInventors: Ching-Lung Cheng, Chin-Chia Hsu
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Patent number: 11755123Abstract: An illuminated keyboard including a backlight module and a key structure is provided. The backlight module includes a reflector, a light guide plate, a light source, and a light shielding plate. The light guide plate is disposed on the reflector, and a surface of the light guide plate facing the reflector has multiple microstructures. The light source is located on a light incident surface side of the light guide plate. The light shielding plate is disposed on the light guide plate. The light shielding plate has a shielding area and a light transmissive area, and the microstructures are correspondingly disposed in the light transmissive area. The key structure has multiple keycaps. In the microstructures correspondingly disposed under one single keycap, peaks of any two microstructures adjacent to each other keep different distances from the surface of the light guide plate facing the reflector.Type: GrantFiled: January 20, 2022Date of Patent: September 12, 2023Assignee: Lite-On Technology CorporationInventor: Chin-Chia Hsu
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Patent number: 11749473Abstract: The invention provides a keyboard module and a keyboard device. The keyboard module includes a circuit assembly, a plurality of key assemblies, and at least one microphone. The circuit assembly has a signal output interface. The key assemblies are configured on the circuit assembly, and each key assembly is adapted to be pressed to drive the circuit assembly to generate a tapping signal. The microphone is electrically connected to the circuit assembly. The tapping signal and a sound signal generated by the microphone are respectively transmitted out of the keyboard module through the signal output interface.Type: GrantFiled: May 17, 2020Date of Patent: September 5, 2023Assignees: LITE-ON ELECTRONICS (GUANGZHOU) LIMITED, Lite-On Technology CorporationInventors: Wei-Pin Chuang, Min-Chuan Shao
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Patent number: 11721499Abstract: A button assembly includes a bottom plate, a cap, an elastic member, a link member, and an interference member. The cap is disposed on the bottom plate, and the cap has a button surface and an inner surface relative to each other. The elastic member is disposed under the cap. The link member has two parallel portions parallel to each other and a horizontal portion connected with the two parallel portions, wherein the two parallel portions are disposed to the bottom plate and the horizontal portion is disposed to the inner surface. The interference member is disposed between the inner surface and the link member.Type: GrantFiled: December 1, 2021Date of Patent: August 8, 2023Assignees: LITE-ON ELECTRONICS (GUANGZHOU) LIMITED, Lite-On Technology CorporationInventors: Kuo-Hui Hsu, Cheng-Kun Liao
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Patent number: 11710802Abstract: A sensing device includes a substrate, two chips, and a shielding structure. The two chips are respectively defined as an emitting chip and a receiving chip. The emitting chip can emit a sensing light beam, the receiving chip can receive the sensing light beam, and the two chips are fixed in position on the substrate at intervals. At least one of the chips is electrically connected to the substrate through at least one wire, and a position where the wire is connected to the substrate is located between the two chips. The shielding structure is formed on the substrate. The shielding structure is located between the two chips, and the shielding structure covers the wire and a portion of the chip connected to the wire. Compared with the conventional photo-plethysmography sensor, the sensing device has the advantage of a smaller size.Type: GrantFiled: August 12, 2020Date of Patent: July 25, 2023Assignees: LITE-ON OPTO TECHNOLOGY (CHANGZHOU) CO., LTD., LITE-ON TECHNOLOGY CORPORATIONInventors: Hung-Jui Chen, Po-Jui Lin
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Publication number: 20230230748Abstract: A transformer includes iron cores and a winding structure. The iron cores are stacked on each other at intervals, and iron core gaps are formed between the iron cores, wherein relative positions between the iron core gaps are fixed. The winding structure is disposed around the iron cores and includes a plurality of coils. A position of at least one of the iron core gaps corresponds to a position of at least one of coils.Type: ApplicationFiled: November 16, 2022Publication date: July 20, 2023Applicant: Lite-On Technology CorporationInventors: Chen Chen, Kai-De Chen, De Jia Lu, Yong-Long Syu, Chao Lin Chung
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Patent number: 11705295Abstract: A keyboard includes a backlight module, a base plate, a membrane circuit disposed on the base plate, and a plurality of key structures disposed on the membrane circuit. The backlight module includes a light source, a reflective layer, a light guide layer, and a shielding layer. The light source is disposed corresponding to the light guide layer. The light guide layer is located between the shielding layer and the reflective layer. The light guide layer has a through-hole. The shielding layer and the reflective layer are in contact with each other in the through-hole of the light guide layer. The base plate is disposed on the shielding layer. The base plate has a positioning portion disposed corresponding to the through-hole of the light guide layer, which protrudes toward the reflective layer or the membrane circuit.Type: GrantFiled: March 15, 2022Date of Patent: July 18, 2023Assignee: Lite-On Technology CorporationInventor: Yi-Wen Chen