Patents by Inventor Kun Cheng

Kun Cheng 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).

  • Publication number: 20240183687
    Abstract: A sensing device includes a driving unit, a magnetic transmission unit, a sensing unit, and an operating unit. The magnetic transmission unit includes a main driving wheel, and first and second driven wheels. The main driving wheel includes a main driving wheel body sleeved co-rotatably to the driving unit, a main feedback portion mounted co-rotatably on the main driving wheel body, and a main magnetic driving portion mounted co-rotatably on the main driving wheel body. The first and second driven wheels respectively include first and driven wheel bodies, first and second feedback portions that are mounted co-rotatably and respectively on the first and second driven wheel bodies, and first and second magnetic driven portions mounted co-rotatably and respectively on the first and second driven wheel bodies, and magnetically driven by the main magnetic driving portion to rotate when the main driving wheel body co-rotates with the driving unit.
    Type: Application
    Filed: March 7, 2023
    Publication date: June 6, 2024
    Inventors: KUN-CHENG TSENG, YUAN-TSUNG LO, YI-AN CHEN, FONG-TING YAN
  • Publication number: 20240178558
    Abstract: The present application discloses a beamforming antenna device and a method for operating a beamforming antenna device. The beamforming antenna device includes a plurality of antenna elements and a plurality of sub-arrays. The plurality of sub-arrays are coupled to the plurality of antenna elements. Each of the sub-arrays is coupled to its adjacent sub-arrays of the plurality of sub-arrays, and at least a portion of the plurality of sub-arrays form a sub-array chain.
    Type: Application
    Filed: November 22, 2023
    Publication date: May 30, 2024
    Inventors: KUN-CHIEN HUNG, YU-JIU WANG, BOR-CHING SU, CHIEN CHENG WANG, CHIEN-TE LI
  • Publication number: 20240159953
    Abstract: A backlight module includes a light guide plate, a light source, and an optical film. The light guide plate has a light incident surface and a light exiting surface opposite to the light incident surface, in which the light exiting surface has a normal line. The light source is adjacent to the light incident surface. The optical film is disposed to the light exiting surface and includes plural parallel prisms and plural microstructures. An extending direction of each of the prisms is perpendicular to the normal line, and each of the prisms faces the light exiting surface of the light guide plate. Each of the microstructures is located on a surface of the optical film which faces away from the light guide plate. Each of the microstructures has a pyramid structure with plural facets. The prisms are located between the microstructures and the light exiting surface.
    Type: Application
    Filed: January 26, 2024
    Publication date: May 16, 2024
    Inventors: Chia-Yin CHANG, Po-Chang HUANG, Kun-Cheng LIN
  • Patent number: 11982866
    Abstract: An optical element driving mechanism is provided and includes a fixed assembly, a movable assembly, a driving assembly and a stopping assembly. The fixed assembly has a main axis. The movable assembly is configured to connect an optical element, and the movable assembly is movable relative to the fixed assembly. The driving assembly is configured to drive the movable assembly to move relative to the fixed assembly. The stopping assembly is configured to limit the movement of the movable assembly relative to the fixed assembly within a range of motion.
    Type: Grant
    Filed: December 15, 2022
    Date of Patent: May 14, 2024
    Assignee: TDK TAIWAN CORP.
    Inventors: Chao-Chang Hu, Liang-Ting Ho, Chen-Er Hsu, Yi-Liang Chan, Fu-Lai Tseng, Fu-Yuan Wu, Chen-Chi Kuo, Ying-Jen Wang, Wei-Han Hsia, Yi-Hsin Tseng, Wen-Chang Lin, Chun-Chia Liao, Shou-Jen Liu, Chao-Chun Chang, Yi-Chieh Lin, Shang-Yu Hsu, Yu-Huai Liao, Shih-Wei Hung, Sin-Hong Lin, Kun-Shih Lin, Yu-Cheng Lin, Wen-Yen Huang, Wei-Jhe Shen, Chih-Shiang Wu, Sin-Jhong Song, Che-Hsiang Chiu, Sheng-Chang Lin
  • Publication number: 20240145379
    Abstract: Methods and semiconductor devices are provided. A method includes determining a location of a polyimide opening (PIO) corresponding to an under-bump metallization (UBM) feature in a die. The die includes a substrate and an interconnect structure over the substrate. The method also includes determining a location of a stacked via structure in the interconnect structure based on the location of the PIO. The method further includes forming, in the interconnect structure, the stacked via structure comprising at most three stacked contact vias at the location of the PIO.
    Type: Application
    Filed: February 23, 2023
    Publication date: May 2, 2024
    Inventors: Yen-Kun Lai, Wei-Hsiang Tu, Ching-Ho Cheng, Cheng-Nan Lin, Chiang-Jui Chu, Chien Hao Hsu, Kuo-Chin Chang, Mirng-Ji Lii
  • Publication number: 20240132788
    Abstract: Hydrocarbon extraction processes utilizing a cleansing bed to cleanse at least a portion of a lean-solvent stream are disclosed. The cleansing bed can preferentially include abed of activated carbon, abed of alumina, and/or a bed of an ion-exchange resin. The extraction process can use a liquid/liquid extraction column or an extraction distillation column. The process can be particularly advantageous for removing C10-C20 contaminants, among others, from the lean-solvent stream.
    Type: Application
    Filed: February 14, 2022
    Publication date: April 25, 2024
    Inventors: Theophile E. Foyen, Kun Cheng, Avinash R. Saple, Robert G. Tinger
  • Publication number: 20240133427
    Abstract: An air-floating guide rail device includes a guide rail unit, a slider unit, and a linear motor unit. The guide rail unit includes a guide rail body and two air-floating block sets made of a material different from that of the guide rail body and each including top and side air-floating blocks. The slider unit includes a main sliding seat and two lateral sliding seats connected integrally to the main sliding seat and each having first and second guiding surfaces transverse to each other and disposed respectively adjacent to corresponding top and side air-floating blocks, and first and second air guiding passages connecting the first and second guiding surfaces to the external environment. The linear motor unit includes a stator and a mover mounted fixedly to the main sliding seat and movable relative to the stator for driving linear movement of the slider unit relative to the guide rail unit.
    Type: Application
    Filed: December 20, 2022
    Publication date: April 25, 2024
    Inventors: KUN-CHENG TSENG, KUEI-TUN TENG, WEI-CHIH CHEN, WEN-CHUNG LIN
  • Patent number: 11966546
    Abstract: A display device includes a base layer, a touch sensing layer, a light guide module and a display panel. The touch sensing layer is disposed on the base layer. The light guide module is disposed on the touch sensing layer. The touch sensing layer is located between the light guide module and the display panel, and the touch sensing layer and one of the light guide module and the display panel have no adhesive material therebetween.
    Type: Grant
    Filed: August 19, 2021
    Date of Patent: April 23, 2024
    Assignee: E Ink Holdings Inc.
    Inventors: Chen-Cheng Lin, Chia-I Liu, Kun-Hsien Lee, Hung-Wei Tseng
  • Publication number: 20240128575
    Abstract: Various devices, assemblies, components, systems, and methods are provided relating to multimodal attachment. An example device may include two actuatable hooks including a first actuatable hook and a second actuatable hook. The first actuatable hook may be configured to move between a first engaged position and first disengaged position. The second actuatable hook may be configured to move between a second engaged position and second disengaged position. The first actuatable hook may be actuatable in a different direction than the second actuatable hook. The two actuatable hooks may each be configured to engage with one or more corresponding receiving catches on a receiving device in the first engaged position and the second engaged position, respectively.
    Type: Application
    Filed: September 29, 2023
    Publication date: April 18, 2024
    Inventors: Hardik Yomesh JANI, Hong Kun CHENG, Kevin SABER
  • Patent number: 11953946
    Abstract: A portable keyboard structure includes a plastic substrate, multiple metal support plates, a plastic bottom cover and multiple buffer members. The plastic substrate has a mounting surface, the metal support plates are mounted on corners of the mounting surface, the plastic bottom cover is disposed corresponding to the mounting surface and in conjunction with the plastic substrate clamps and secures the metal support plates, and the buffer members are respectively configured corresponding to the metal support plates. Each buffer member includes a fixing portion and a protection portion, the fixing portion are respectively disposed at the corresponding metal support plates, and the protection portions respectively envelop corners of the plastic substrate. Thus, the weight of the keyboard structure is significantly reduced, the production cost is lowered, and certain structural strength and fall-resistance are maintained at the same time.
    Type: Grant
    Filed: January 27, 2022
    Date of Patent: April 9, 2024
    Assignee: GETAC TECHNOLOGY CORPORATION
    Inventor: Yao-Kun Cheng
  • Patent number: 11955718
    Abstract: The present invention discloses a waterproof microphone kit adapted to be fixed in an electronic device. The waterproof microphone kit includes a housing, a waterproof breathable film, a plug, a circuit motherboard, a microphone unit and a flexible electrical connection component. Two adjacent sides of the housing are provided with an opening and a lateral opening. The waterproof breathable film is disposed at the housing and seals the lateral opening. The plug plugs the opening. The plug, the waterproof breathable film and the housing jointly form an enclosed space. The circuit motherboard is disposed in the housing. The microphone unit is disposed at the circuit motherboard, and a sound receiving part thereof faces the waterproof breathable film. The flexible electrical connection component is connected to the circuit motherboard, and passes through a through hole of the plug so as to connect to an external processing module.
    Type: Grant
    Filed: August 14, 2021
    Date of Patent: April 9, 2024
    Assignee: GETAC HOLDINGS CORPORATION
    Inventor: Kun-Cheng Lee
  • Publication number: 20240114614
    Abstract: Disclosed is a thermal conduction-electrical conduction isolated circuit board with a ceramic substrate and a power transistor embedded, mainly comprising: a dielectric material layer, a heat-dissipating ceramic block, a securing portion, a stepped metal electrode layer, a power transistor, and a dielectric material packaging, wherein a via hole is formed in the dielectric material layer, the heat-dissipating ceramic block is correspondingly embedded in the via hole, the heat-dissipating ceramic block has a thermal conductivity higher than that of the dielectric material layer and a thickness less than that of the dielectric material layer, the stepped metal electrode layer conducts electricity and heat for the power transistor, the dielectric material packaging is configured to partially expose the source connecting pin, drain connecting pin, and gate connecting pin of the encapsulated stepped metal electrode layer.
    Type: Application
    Filed: September 29, 2022
    Publication date: April 4, 2024
    Inventors: HO-CHIEH YU, CHEN-CHENG-LUNG LIAO, CHUN-YU LIN, JASON AN CHENG HUANG, CHIH-CHUAN LIANG, KUN-TZU CHEN, NAI-HIS HU, LIANG-YO CHEN
  • Patent number: 11946529
    Abstract: A sliding table assembly includes a sliding seat unit slidably mounted to a base unit. Two auxiliary sliding seats are slidably mounted to the base unit and disposed on two sides of the sliding seat unit. A connection member is connected between the auxiliary sliding seats. Two roller sets are respectively mounted to the auxiliary sliding seats. Each roller set has rollers to roll on the base unit. A driving screw rod is coupled to the sliding seat unit and embraced by the auxiliary seats. When the sliding unit is moved by the driving screw rod, it pushes the auxiliary sliding seats to slide together therewith.
    Type: Grant
    Filed: May 19, 2022
    Date of Patent: April 2, 2024
    Assignee: Toyo Automation Co., Ltd.
    Inventors: Kun-Cheng Tseng, Ming-Chi Su, En-Tzu Hsu
  • Publication number: 20240099445
    Abstract: Methods, apparatuses, systems, and/or the like are provided. An example method may include operably attaching a wearable device to a mounting apparatus. An example wearable device may include one of a guide surface and an attachment mechanism and one of a receptor and a latching mechanism. The wearable device may be rotatable relative to the mounting apparatus in which the latching mechanism and the receptor are disengaged. The mounting apparatus may include the other of the guide surface and the attachment mechanism and the other of the receptor and the latching mechanism. The latching mechanism may include a release button. The wearable device may be aligned with the mounting apparatus. The attachment mechanism may be engaged with the guide surface, and the latching mechanism may be engaged with the receptor.
    Type: Application
    Filed: September 8, 2023
    Publication date: March 28, 2024
    Inventors: Hong Kun CHENG, Hardik Yomesh JANI, Kevin SABER, Quinton THERON
  • Patent number: 11939508
    Abstract: The disclosure belongs to the technical field of liquid crystal materials, and specifically relates to a polymerizable compound, a preparation method therefor, and the use thereof. The polymerizable compound has a structure as shown in general formula I. Compared with the existing polymerizable RM, the polymerizable compound has the advantages of a good solubility, a faster polymerization rate, a more complete extent of polymerization, and less residues, thereby improving the problem of poor display to a great extent.
    Type: Grant
    Filed: December 1, 2020
    Date of Patent: March 26, 2024
    Assignee: BEIJING BAYI SPACE LCD TECHNOLOGY CO., LTD.
    Inventors: Xiong Dai, Kun Jiang, Pei Xie, Haiwei Zhang, Jianbo Sun, Youwen Cheng, Bin Hou, Yijie Tang
  • Publication number: 20240096917
    Abstract: An image sensor structure includes a semiconductor substrate, a plurality of image sensing elements, a reflective element, and a high-k dielectric structure. The image sensing elements are in the semiconductor substrate. The reflective element is in the semiconductor substrate and between the image sensing elements. The high-k dielectric structure is between the reflective element and the image sensing elements.
    Type: Application
    Filed: January 6, 2023
    Publication date: March 21, 2024
    Inventors: PO CHUN CHANG, PING-HAO LIN, WEI-LIN CHEN, KUN-HUI LIN, KUO-CHENG LEE
  • Publication number: 20240087644
    Abstract: A forming operation of resistive memory device is provided. The operation includes: applying a pre-forming gate voltage and a pre-forming bit line voltage to a target memory cell; performing a dense switching forming operation, wherein the dense switching forming operation includes alternately performing dense set operations and dense reset operations on the target memory cell, wherein the dense set operation includes applying a dense switching gate voltage and a dense set bit line voltage; and performing a normal set operation on the target memory cell, wherein the normal set operation includes applying a normal set gate voltage and a normal set bit line voltage to the target memory cell, the normal set gate voltage is greater than the pre-forming gate voltage and the dense switching gate voltage, and the normal set bit line voltage is less than the pre-forming bit line voltage and the dense set bit line voltage.
    Type: Application
    Filed: August 29, 2023
    Publication date: March 14, 2024
    Applicant: Winbond Electronics Corp.
    Inventors: I-Hsien Tseng, Lung-Chi Cheng, Ju-Chieh Cheng, Jun-Yao Huang, Ping-Kun Wang
  • Patent number: 11927994
    Abstract: The present invention discloses a pivot mechanism and an electronic device applying the same. The electronic device includes a first body and a second body that are individually independent. The pivot mechanism is configured to turn the second body relative to the first body so that the second body may be in an open position or a closed position. The pivot mechanism includes a base and a pivot structure. The base includes a first connecting member and a second connecting member, which are fixedly connected on a top portion and a peripheral portion of the first body, respectively. Extension directions of the first second connecting members are perpendicular to each other. The pivot structure is disposed on the first connecting member, and is fixedly connected to the second body. Accordingly, stable joining of the first second bodies is ensured, and turning stability and smoothness are at the same time satisfied.
    Type: Grant
    Filed: September 17, 2020
    Date of Patent: March 12, 2024
    Assignee: Getac Holdings Corporation
    Inventor: Kun-Cheng Lee
  • Patent number: 11927248
    Abstract: A rotary apparatus includes a casing having a top sunk opening and an axial hole that are coaxially with each other along an axial line. A top adjusting disc unit is fixed in the top sunk opening, and has a top inner surrounding surface and a top outer surrounding surface. A top inner hole of the top inner surrounding surface extends along a central line parallel to and offset from the axial line. The top outer surrounding surface is non-coaxial with the top inner surrounding wall. A passive gear unit is disposed in the axial hole, and is driven by an active gear unit that is driven by a drive unit in the casing. The passive gear unit has an output shaft extending along the central line. A top bearing is clamped between the top support portion and the top inner surrounding surface of the top adjusting disc unit.
    Type: Grant
    Filed: March 16, 2023
    Date of Patent: March 12, 2024
    Assignee: TOYO AUTOMATION CO., LTD.
    Inventors: Lei Shih Shih, Hsiang-Wei Chen, Kun-Cheng Tseng
  • Publication number: 20240079936
    Abstract: A shaft voltage reduction structure is mounted on an electric machine having a bearing house and a rotor shaft rotatably connected together, and includes an electrically conductive main body, at least one electrically conductive bearing, and an electrically conductive shaft. The conductive main body is mounted to a bottom of the bearing house and includes a conductive shaft barrel projected from a center thereof. The conductive shaft barrel internally defines a shaft receiving hole, in which the conductive bearing is received. The conductive shaft includes a connecting end and a pivotal end connected to the rotor shaft and the shaft receiving hole, respectively. A shaft voltage across the rotor shaft of the electric machine is guided by the conductive shaft to release in a closed loop formed among the conductive main body, the conductive bearing and the bearing house, so as to reduce the shaft voltage of the electric machine.
    Type: Application
    Filed: April 26, 2023
    Publication date: March 7, 2024
    Inventors: Feng Liu, Kun-Cheng Yang, Qian-Hong Lei