Patents by Inventor Hung Lu

Hung Lu 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).

  • Patent number: 11520142
    Abstract: A method for generating virtual reality images and used in a light field near-eye display includes steps of: calculating a compensation mask according to a simulated image and superimposing the compensation mask on a target image to generate a superimposed target image, wherein brightness distributions of the simulated image and the compensation mask are opposite to each other; and shifting a display image according to a change vector of a plurality of eye movement parameters, wherein the display image is converted from the superimposed target image. The light field near-eye display is also provided. In this way, the light field near-eye display for generating virtual reality images and the method thereof can achieve the purpose of improving the uniformity of the image and expanding the eye box size.
    Type: Grant
    Filed: October 13, 2021
    Date of Patent: December 6, 2022
    Assignee: Coretronic Corporation
    Inventors: Chih-Hung Lu, Jui-Yi Wu
  • Publication number: 20220375376
    Abstract: A light field near-eye display device and a light field near-eye display method are provided. The light field near-eye display device includes a processor, a display panel, and a lens module. The processor calculates new ray tracing data based on a current eye relief, preset eye relief data, and preset ray tracing data, and adjusts preset image data according to the new ray tracing data to generate adjusted image data. The display panel is coupled to the processor and emits an image beam according to the adjusted image data. The lens module includes a microlens array and is disposed between the display panel and a pupil. The image beam is incident to the pupil through the lens module and displays a light field image.
    Type: Application
    Filed: October 25, 2021
    Publication date: November 24, 2022
    Applicant: Coretronic Corporation
    Inventors: Jui-Yi Wu, Chih Hung Lu
  • Publication number: 20220373812
    Abstract: A light field near-eye display device and a method of light field near-eye display are provided. The light field near-eye display device includes a processor, a display panel, and a lens module. The processor adjusts a preset eye box according to a vision data to obtain an adjusted eye box, and adjusts a preset image data according to the adjusted eye box to generate an adjusted image data. The display panel is coupled to the processor and emits an image beam according to the adjusted image data. The lens module includes a micro lens array and is disposed between the display panel and a pupil. The image beam is incident on the pupil via the lens module and displays a light field image.
    Type: Application
    Filed: April 20, 2022
    Publication date: November 24, 2022
    Applicant: Coretronic Corporation
    Inventors: Jui-Yi Wu, Chih-Hung Lu
  • Publication number: 20220373766
    Abstract: An illumination system includes an excitation light source, a first variable focus lens, a second variable focus lens, and a control unit. The excitation light source is adapted to provide an excitation light beam. The first variable focus lens is disposed on a transmission path of the excitation light beam. The first variable focus lens is located between the excitation light source and the second variable focus lens. The second variable focus lens is adapted to receive the excitation light beam exited from the first variable focus lens. The control unit is electrically connected to the first variable focus lens and the second variable focus lens, and is adapted to synchronously adjust focal lengths of the first variable focus lens and the second variable focus lens. A projection device including the above-mentioned illumination system of the invention is further provided.
    Type: Application
    Filed: May 17, 2022
    Publication date: November 24, 2022
    Inventors: JIA-HAO ZHOU, CHUNG-JEN OU, JUI-YI WU, CHIH-HUNG LU
  • Publication number: 20220361620
    Abstract: A pivoting shield assembly for hats is revealed. The pivoting shield assembly includes mounting slots arranged at two sides of a hat, a pivot base mounted to each mounting slot, a first connecting rod and a second connecting rod each of which having one end pivotally connected to the pivot base and the other end pivotally mounted to a shield, and a pathway groove disposed on an inner side of the first connecting rod. The pivot base includes an elastic locking piece which is mounted and moveable in the pathway groove correspondingly. Thereby lifting up and pulling down of the shield are more precise and having different stages. The pivoting shield assembly for hats is practical.
    Type: Application
    Filed: May 11, 2021
    Publication date: November 17, 2022
    Inventor: CHIEN-HUNG LU
  • Patent number: 11503689
    Abstract: A circuit protection apparatus (100) is used to protect an LED drive circuit (200), and the circuit protection apparatus (100) includes a first switch unit (1) and a snubber circuit (3). The first switch unit (1) provides an electrical connection between an input terminal (100A) and the LED drive circuit (200) according to the normality of an input current (Iin) flowing through the input terminal (100A). The snubber circuit (3) provides a first delay time period (Td1) according to an input power (Vin). The snubber circuit (3) provides a start signal (Ss) to the LED drive circuit (200) according to the end of the first delay time period (Td1), and controls a first ground point (G1) of the snubber circuit (3) to be coupled to a second ground point (G2) of the LED drive circuit (200).
    Type: Grant
    Filed: December 10, 2021
    Date of Patent: November 15, 2022
    Assignee: HERGY INTERNATIONAL CORP.
    Inventors: Cheng-Jen Lee, Yen-Lin Chen, Chun-Hung Lu
  • Publication number: 20220357658
    Abstract: Describe herein is a composition comprising: an acrylic polymer comprising repeat units selected from ones having structure (1), (2), (3), (4), (5), (6), and (7) wherein these repeat units are present in said acrylic polymer in the mole % ranges as described herein; a Novolak resin having a dissolution rate in 0.26 N aqueous TMAH of at least 50 ?/sec; a diazonaphthoquinone (DNQ) photoactive compound (PAC); and an organic spin casting solvent, and a process of using said composition as a positive photoresist developable in aqueous base.
    Type: Application
    Filed: November 12, 2020
    Publication date: November 10, 2022
    Inventors: Weihong LIU, Ping-Hung LU, Chunwei CHEN, Medhat A. TOUKHY
  • Publication number: 20220342308
    Abstract: Disclosed herein is a photosensitive composition comprising a DNQ-PAC, a heterocyclic thiol compound or tautomeric form thereof, an acrylate polymer, a Novolak and a PAG and its method of use on a substrate which may include a chalcophile substrate.
    Type: Application
    Filed: November 11, 2020
    Publication date: October 27, 2022
    Inventors: Weihong LIU, Ping-Hung LU
  • Publication number: 20220336341
    Abstract: The present invention relates to electrical interconnect structures formed from a lithographically defined polymer coating in conjunction with a conductive paste, and methods for forming same.
    Type: Application
    Filed: September 9, 2020
    Publication date: October 20, 2022
    Inventors: Catherine A. SHEARER, Ping-Hung LU, Chunwei CHEN
  • Publication number: 20220336947
    Abstract: An integrated antenna structure includes a frame, a circuit board, at least one antenna radiator, a support plate, a battery, and at least one metal sheet. The frame surrounds and defines an accommodation space. The circuit board is disposed in the accommodation space. The antenna radiator includes a body and a plurality of platforms. The body is disposed on the frame by using nano molding technology (NMT) and at least partially surrounds the accommodation space. The platforms are connected to the body and protrude toward the accommodation space. The platforms are configured to electrically connect to the circuit board respectively. The support plate is disposed in the accommodation space. The metal sheet is at least partially disposed on a surface of the support plate and extends along an edge of the support plate. One end of the metal sheet is electrically connected to the circuit board.
    Type: Application
    Filed: February 8, 2022
    Publication date: October 20, 2022
    Inventors: Po-Yen LAI, Ping-Hung LU
  • Patent number: 11474314
    Abstract: An optical transceiver module and an optical cable module using the same are provided. The optical transceiver module: a substrate; at least one optical receiving device connected to the substrate; a plurality of optical transmitting devices connected to the substrate, wherein the optical transmitting devices comprise a plurality of first optical transmitting devices and a plurality of second optical transmitting devices, and the optical transmitting devices are misaligned to each other.
    Type: Grant
    Filed: July 6, 2021
    Date of Patent: October 18, 2022
    Assignee: USENLIGHT CORPORATION
    Inventors: Chun-Yang Chang, Cheng-Hung Lu, Chang-Cherng Wu
  • Publication number: 20220294354
    Abstract: A resonant control device and a resonant control method thereof is provided. The resonant control device includes a feedback controller and a processor. The feedback controller receives a reference voltage and an output voltage and use the reference voltage to perform voltage compensation on the output voltage to generate a control parameter. The processor generates pulse modulation signals according to the control parameter and a switching parameter and uses the pulse modulation signals to drive the resonant converter to regulate the output voltage. The pulse modulation signal has the maximum frequency and the minimum frequency. The pulse modulation signals control the frequency according to the control parameter and the switching parameter when the control parameter is larger than or equal to the switching parameter. Otherwise, the pulse modulation signals control the resonant converter to operate for a fixed period within each cycle of the pulse modulation signal.
    Type: Application
    Filed: June 1, 2021
    Publication date: September 15, 2022
    Inventors: HSIN-HUNG LU, PO HAN HUANG
  • Publication number: 20220254785
    Abstract: Provided are an electrical contact structure. Through enabling at least the first contact plug closest to a peripheral area to be formed above an isolation structure of a boundary area between a core area and the peripheral area and in contact with the isolation structure, and enabling a bottom portion of the first contact plug to be completely overlapped on the isolation structure, or, enabling a part of the bottom portion to be overlapped with the isolation structure, enabling the other part of the bottom portion to be overlapped with an active area (AA) of the core area next to the isolation structure, and even enabling a top portion of the first contact plug to be at least connected with a top portion of the contact plug above the AA of the core area next to the isolation structure.
    Type: Application
    Filed: March 17, 2020
    Publication date: August 11, 2022
    Inventors: Huixian LAI, Yu-Cheng TUNG, Chao-Wei LIN, Chia-Yi CHU, Chien-Hung LU
  • Patent number: 11409062
    Abstract: Provided is an optical transceiver module, comprising a housing, a substrate, an optical receiving device and a plurality of optical transmitting devices. The substrate is disposed in the housing. The optical receiving device is disposed on the substrate. The plurality of optical transmitting devices are connected to the substrate, and the optical transmitting devices are arranged in an alternating manner. The optical transceiver module effectively utilizes the internal space thereof for a compact design and can have a simple structure for manufacturing.
    Type: Grant
    Filed: February 9, 2021
    Date of Patent: August 9, 2022
    Assignee: USENLIGHT CORPORATION
    Inventors: Chun-Yang Chang, Yun-Cheng Huang, Wen-Hsien Li, Cheng-Hung Lu, Ming-Ju Chen, Chang-Cherng Wu
  • Patent number: 11403243
    Abstract: A mainboard includes a baseboard management controller (BMC), a plurality of dual in-line memory module (DIMM) slots, and a plurality of visual indicators each associated with a respective of the plurality of DIMM slots. The BMC is adapted to determine a DIMM population rule for populating the plurality of DIMM slots based on information relating to at least one DIMM, and the visual indicators are adapted to visually indicate a DIMM slot amongst the plurality of DIMM slots to which the at least one DIMM is to be installed in accordance with the DIMM population rule.
    Type: Grant
    Filed: June 28, 2019
    Date of Patent: August 2, 2022
    Assignee: LENOVO Enterprise Solutions (Singapore) PTE. LTD.
    Inventors: Chun-Hsiang Chou, YunLe Wang, Chao-Hung Lu, Shih-Ming FanChiang
  • Publication number: 20220202127
    Abstract: A comfortable construction helmet easy to assembly and adjust is revealed. The construction helmet includes a support frame mounted therein and a head cushion fixed on the support frame for allowing a user's forehead to abut against. Left and right straps are extended from two sides of the support frame while an adjustment assembly is disposed between the left and right straps for adjusting the length of the straps. The adjustment assembly includes a base, a rotating member mounted in the base, an outer cap, and a toothed disc arranged over the rotating member and positioned in the outer cap. Two connecting strip are extended from two sides of the rotating, member and connected to the left and right straps respectively. The toothed disc which is driven by the outer cap further drives the rotating member to rotate for changing the length of the connecting strips.
    Type: Application
    Filed: December 30, 2020
    Publication date: June 30, 2022
    Inventor: CHIEN-HUNG LU
  • Patent number: 11347010
    Abstract: Provided is an optical cable module, comprising an optical fiber cable, and an optical transceiver module. The optical transceiver module comprises a substrate; at least one optical transmitting device connected to the substrate; a plurality of optical receiving devices connected to the substrate, wherein the optical receiving devices are cylindrical optical receiving devices, and an air tightness of each of the cylindrical optical receiving devices is in a range of 1×10-12 atm*cc/sec to 5*10-7 atm*cc/sec; at least one optical receiving holder configured to assemble the optical receiving devices, wherein the optical receiving devices are secured in the optical receiving holder.
    Type: Grant
    Filed: February 9, 2021
    Date of Patent: May 31, 2022
    Assignee: USENLIGHT CORPORATION
    Inventors: Chun-Yang Chang, Yun-Cheng Huang, Wen-Hsien Li, Cheng-Hung Lu, Ming-Ju Chen, Chang-Cherng Wu
  • Publication number: 20220160910
    Abstract: The invention is a UV sterilizing box structure. A box body has a round chamber, an inlet, and an outlet. The round chamber is formed with an arc-shaped guiding channel. A UV light module is disposed on a side of the box body. An external fluid enters the round chamber via the inlet and spirally flows through an inside of the round chamber along the arc-shaped guiding channel so as to make the fluid in the box body generate a flow with a specific direction and stay for enough time to be sufficiently irradiated by UV rays. Thereby, a better effect of sterilization may be obtained.
    Type: Application
    Filed: November 20, 2020
    Publication date: May 26, 2022
    Inventors: Chun-Hung LU, Chia-Te LIN, Chih-Hsin CHEN
  • Publication number: 20220160911
    Abstract: This disclosure provides a rotary ultraviolet sterilizing box. A circuit board is disposed in the box. A rotary plate structure includes a motor and a carrier plate. The motor is disposed on a bottom of the box and electrically connected to the circuit board. The carrier plate is disposed in the box and driven by the motor to rotate. A linear LED light strip is arranged on an inner wall of the box and electrically connected to the circuit board. The linear LED light strip includes a plurality of ultraviolet LEDs arranged linearly and spacedly.
    Type: Application
    Filed: November 20, 2020
    Publication date: May 26, 2022
    Inventors: Chun-Hung LU, Chia-Te LIN
  • Patent number: D968033
    Type: Grant
    Filed: March 18, 2021
    Date of Patent: October 25, 2022
    Assignee: Pyramex Safety Products, LLC
    Inventors: Yu Lin Lee, Chien Hung Lu