Patents by Inventor Byung Il Min

Byung Il Min 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: 11218793
    Abstract: An earphone includes a housing, a speaker unit disposed in the housing, a cover coupled with the housing and including a nozzle, a first space portion disposed in front of the speaker unit, and a second space portion disposed in the rear of the speaker unit and partitioned off from the first space portion. Here, the speaker unit includes a cylindrical yoke with an open top, a magnet fixed to a bottom surface of an inside of the yoke, a plate fixed to a top surface of the magnet, a voice coil disposed between an inner circumference of the yoke and outer circumferences of the magnet and the plate, a vibration plate disposed above the plate and to which the voice coil is fixed, a cap coupled with the yoke, and a frame coupled with the yoke and the cap.
    Type: Grant
    Filed: February 25, 2020
    Date of Patent: January 4, 2022
    Assignee: ALMUS CORP.
    Inventors: Ju Heon Ko, Byung Il Min, Jeong Kwon Park, Yeong Jae Lee
  • Patent number: 11202139
    Abstract: A speaker unit includes a magnet, an upper plate fixed to a top surface of the magnet, a voice coil disposed to surround outer circumferences of the magnet and the upper plate, a vibration plate to which the voice coil is fixed, a fixing ring on which an edge of the vibration plate is mounted, and a frame having an open top and configured to accommodate the magnet, the upper plate, and the voice coil. Here, a pipe conduit is formed in the frame along a circumferential direction. A first hole configured to come into contact and communicates with a 1_1 space disposed in front of the speaker unit and to allow a 1_2 space disposed on a side of the speaker unit to communicate with the pipe conduit is formed in at least one first position of a side surface of the frame in a circumferential direction.
    Type: Grant
    Filed: June 3, 2020
    Date of Patent: December 14, 2021
    Assignee: ALMUS CORP.
    Inventors: Ju Heon Ko, Byung Il Min, Yun Uk Ha, Jeong Kwon Park, Yeong Jae Lee
  • Publication number: 20210326568
    Abstract: Semiconductor package having self-aligned structure disclosed. Semiconductor package includes a semiconductor chip having an active area and at least one marginal area that is located around the active area, wherein at least one alignment bar is arranged on the marginal area and a top structure being arranged on the semiconductor chip and having a groove being formed on a bottom surface, wherein the groove is configured for accommodating the alignment bar.
    Type: Application
    Filed: June 28, 2021
    Publication date: October 21, 2021
    Inventors: Kwang Sue PARK, Dong Wook NAM, Byung Il MIN, Bong Seok KIM
  • Publication number: 20210285764
    Abstract: Under-display sensor provided. The under-display sensor includes an optical sensor, having an emitter configured for emitting a sensing light and a receiver configured for detecting an externally-reflected light reflected from an object and returned by the sensing light, a sensor polarization layer, being disposed over the optical sensor and having a polarization axis inclined at a first angle, and a sensor retardation layer, being disposed over the sensor polarization layer and having a slow axis inclined at the first angle with respect to the polarization axis.
    Type: Application
    Filed: January 15, 2021
    Publication date: September 16, 2021
    Inventor: Byung Il MIN
  • Publication number: 20210289279
    Abstract: A speaker unit includes a magnet, an upper plate fixed to a top surface of the magnet, a voice coil disposed to surround outer circumferences of the magnet and the upper plate, a vibration plate to which the voice coil is fixed, a fixing ring on which an edge of the vibration plate is mounted, and a frame having an open top and configured to accommodate the magnet, the upper plate, and the voice coil. Here, a pipe conduit is formed in the frame along a circumferential direction. A first hole configured to come into contact and communicates with a 1_1 space disposed in front of the speaker unit and to allow a 1_2 space disposed on a side of the speaker unit to communicate with the pipe conduit is formed in at least one first position of a side surface of the frame in a circumferential direction.
    Type: Application
    Filed: June 3, 2020
    Publication date: September 16, 2021
    Inventors: JU HEON KO, BYUNG IL MIN, YUN UK HA, JEONG KWON PARK, YEONG JAE LEE
  • Publication number: 20210289280
    Abstract: Disclosed is an earphone including a housing, a speaker unit accommodated in the housing, and a printed circuit board (PCB) accommodated in the housing, disposed below the speaker unit, and configured to provide an electrical signal to the speaker unit. Here, the speaker unit includes a first diaphragm, a first voice coil fixed to the first diaphragm, at least one magnet disposed below the first diaphragm, a frame which accommodates the first diaphragm, the first voice coil, and the magnet, and a substrate which receives and transmits an electrical signal from the PCB to the first voice coil. The substrate is disposed on an upper side of the speaker unit. The earphone further includes a connection pin.
    Type: Application
    Filed: June 5, 2020
    Publication date: September 16, 2021
    Inventors: JU HEON KO, BYUNG IL MIN, YUN UK HA, JEONG KWON PARK, YEONG JAE LEE
  • Publication number: 20210266654
    Abstract: An earphone includes a housing, a speaker unit disposed in the housing, a cover coupled with the housing and including a nozzle, a first space portion disposed in front of the speaker unit, and a second space portion disposed in the rear of the speaker unit and partitioned off from the first space portion. Here, the speaker unit includes a cylindrical yoke with an open top, a magnet fixed to a bottom surface of an inside of the yoke, a plate fixed to a top surface of the magnet, a voice coil disposed between an inner circumference of the yoke and outer circumferences of the magnet and the plate, a vibration plate disposed above the plate and to which the voice coil is fixed, a cap coupled with the yoke, and a frame coupled with the yoke and the cap.
    Type: Application
    Filed: February 25, 2020
    Publication date: August 26, 2021
    Inventors: JU HEON KO, BYUNG IL MIN, JEONG KWON PARK, YEONG JAE LEE
  • Patent number: 11102584
    Abstract: Disclosed is a speaker unit for an earphone. The speaker unit includes a magnet, a voice coil, a vibration plate, a fixing ring on which an edge of the vibration plate is mounted, and a frame configured to accommodate the magnet, the upper plate, and the voice coil. Here, a pipe conduit is formed in the frame along a circumferential direction. A first hole configured to allow the pipe conduit and a first space disposed in front of the speaker unit to communicate with each other is formed in at least one first position at a top of the frame in a circumferential direction. A second hole configured to allow the pipe conduit and a second space disposed in the rear of the speaker unit to communicate with each other is formed in at lest one second position at a bottom of the frame in a circumferential direction.
    Type: Grant
    Filed: March 10, 2020
    Date of Patent: August 24, 2021
    Assignee: ALMUS CORP.
    Inventors: Ju Heon Ko, Byung Il Min, Yun Uk Ha, Jeong Kwon Park, Yeong Jae Lee
  • Publication number: 20210256932
    Abstract: Under-display sensor disclosed. The under-display sensor includes a light selection layer, having a first optical path and a second optical path through which a display circularly-polarized light generated by an ambient light and an unpolarized light generated by a pixel pass, and an optical sensor, having a first receiver configured for measuring light that has passed the first optical path and a second receiver configured for measuring light that has passed the second optical path, wherein the first optical path passes all of the display circularly-polarized light and the unpolarized light, wherein the second optical path blocks the display circularly-polarized light and passes the unpolarized light.
    Type: Application
    Filed: January 20, 2021
    Publication date: August 19, 2021
    Inventor: Byung Il MIN
  • Patent number: 11095969
    Abstract: Disclosed is an earphone including an internal duct. The earphone includes a housing, a cover coupled to the housing and including a nozzle, and a speaker unit disposed in the cover. Here, the housing and the cover include, in common, a first space portion disposed in front of the speaker unit and a second space portion disposed in the rear of the speaker unit and partitioned from the first space portion. The speaker unit includes a yoke, a magnet fixed to the yoke, a plate disposed on a top surface of the magnet, a voice coil, a diaphragm disposed above the plate and to which the voice coil is fixed, a frame disposed outside the magnet, a first grill coupled to the frame and disposed above the diaphragm, and a second grill coupled to the frame and disposed on a front surface of the diaphragm and outside the frame.
    Type: Grant
    Filed: July 7, 2020
    Date of Patent: August 17, 2021
    Assignee: ALMUS Corp.
    Inventor: Byung Il Min
  • Publication number: 20210243530
    Abstract: Disclosed is a speaker unit for an earphone. The speaker unit includes a magnet, a voice coil, a vibration plate, a fixing ring on which an edge of the vibration plate is mounted, and a frame configured to accommodate the magnet, the upper plate, and the voice coil. Here, a pipe conduit is formed in the frame along a circumferential direction. A first hole configured to allow the pipe conduit and a first space disposed in front of the speaker unit to communicate with each other is formed in at least one first position at a top of the frame in a circumferential direction. A second hole configured to allow the pipe conduit and a second space disposed in the rear of the speaker unit to communicate with each other is formed in at lest one second position at a bottom of the frame in a circumferential direction.
    Type: Application
    Filed: March 10, 2020
    Publication date: August 5, 2021
    Inventors: Ju Heon Ko, Byung Il Min, Yun Uk Ha, Jeong Kwon Park, Yeong Jae Lee
  • Patent number: 11080508
    Abstract: A semiconductor package including a prism sheet having dam structure disclosed. The semiconductor package includes a case having a wall configured for surrounding a space in which a semiconductor chip is installed, and a prism sheet having a prism surface consisting of a plurality of prism peaks and a plurality of prism valleys and a flat surface facing the prism surface, wherein the prism surface faces the semiconductor chip and the flat surface is coupled to a cover, wherein a dam extending in a direction different from an extending direction of the prism peak is formed on the prism surface.
    Type: Grant
    Filed: December 4, 2018
    Date of Patent: August 3, 2021
    Assignee: ARCSOFT CORPORATION LIMITED
    Inventors: Dong Wook Nam, Byung Il Min, Kwang Sue Park, Bong Seok Kim
  • Publication number: 20210174053
    Abstract: A semiconductor package including a prism sheet having dam structure disclosed. The semiconductor package includes a case having a wall configured for surrounding a space in which a semiconductor chip is installed, and a prism sheet having a prism surface consisting of a plurality of prism peaks and a plurality of prism valleys and a flat surface facing the prism surface, wherein the prism surface faces the semiconductor chip and the flat surface is coupled to a cover, wherein a dam extending in a direction different from an extending direction of the prism peak is formed on the prism surface.
    Type: Application
    Filed: December 4, 2018
    Publication date: June 10, 2021
    Inventors: Dong Wook NAM, Byung Il MIN, Kwang Sue PARK, Bong Seok KIM
  • Patent number: 11026012
    Abstract: An earphone includes a housing, the speaker unit disposed in the housing, a cover coupled with the housing and including a nozzle, a first space portion disposed in front of the speaker unit, and a second space portion disposed in the rear of the speaker unit and partitioned off from the first space portion. Here, the speaker unit includes a cylindrical yoke with an open top, a magnet fixed to a bottom surface of an inside of the yoke, a plate fixed to a top surface of the magnet, a voice coil disposed between an inner circumference of the yoke and outer circumferences of the magnet and the plate, a vibration plate disposed above the plate and to which the voice coil is fixed, a cap coupled with the yoke, and a frame coupled with the yoke and the cap.
    Type: Grant
    Filed: February 18, 2020
    Date of Patent: June 1, 2021
    Assignee: ALMUS CORP.
    Inventors: Ju Heon Ko, Byung Il Min, Jeong Kwon Park, Yeong Jae Lee
  • Publication number: 20210021921
    Abstract: Disclosed is an earphone including an internal duct. The earphone includes a housing, a cover coupled to the housing and including a nozzle, and a speaker unit disposed in the cover. Here, the housing and the cover include, in common, a first space portion disposed in front of the speaker unit and a second space portion disposed in the rear of the speaker unit and partitioned from the first space portion. The speaker unit includes a yoke, a magnet fixed to the yoke, a plate disposed on a top surface of the magnet, a voice coil, a diaphragm disposed above the plate and to which the voice coil is fixed, a frame disposed outside the magnet, a first grill coupled to the frame and disposed above the diaphragm, and a second grill coupled to the frame and disposed on a front surface of the diaphragm and outside the frame.
    Type: Application
    Filed: July 7, 2020
    Publication date: January 21, 2021
    Inventor: Byung Il MIN
  • Patent number: 9640572
    Abstract: A unit pixel formed on a substrate and configured to convert incident light to an electrical signal is provided. The unit pixel includes: a source having a source voltage supplied thereto and having a silicide layer for metal contact formed thereabove; a drain spaced apart from the source and having a silicide layer for metal contact formed thereabove; a channel formed between the source and the drain and having a current flowed therethrough; an insulating layer formed above the channel; and a floating gate having a nonsal structure in which no silicide layer is formed thereabove in order to facilitate an absorption of light, formed above the insulating layer so as to be placed between the source and the drain, and configured to control an amount of current flowing through the channel by an electric field generated by electron-hole pairs generated by the incident light.
    Type: Grant
    Filed: December 12, 2014
    Date of Patent: May 2, 2017
    Assignee: BEYONDEYES
    Inventors: Kwangsue Park, Byung Il Min, Dong Wook Nam