Patents by Inventor Won Man KIM

Won Man KIM 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: 20220302363
    Abstract: A light emitting device package including first and second frames spaced apart from each other; a body disposed between the first and second frames, the body including a cavity having a side surface; and a light emitting device disposed in the cavity. Further, the side surface of the cavity includes a first side portion spaced from the light emitting device and disposed around the light emitting device, a groove portion disposed around the first side portion, and a second side portion disposed around the groove portion.
    Type: Application
    Filed: May 16, 2022
    Publication date: September 22, 2022
    Applicant: SUZHOU LEKIN SEMICONDUCTOR CO., LTD.
    Inventors: Young Shin KIM, June O. SONG, Chang Man LIM, Won Jung KIM, Ki Seok KIM
  • Patent number: 11404618
    Abstract: A light-emitting device package according to one embodiment comprises: a body including a through-hole formed in an upper surface and a lower surface; a light-emitting device arranged on the upper surface of the body and including first and second bonding units spaced apart from each other; and first and second metal units arranged so as to be spaced apart from each other on the rear surface of the body, wherein a partial area of each of the first and second bonding units overlaps with the through-hole in a vertical direction, the first and second metal units respectively includes first and second extension portions extending to the through-hole; the first and second extension portions is electrically connected to the first and second bonding units, respectively; and the first and second extension portions face each other within the through-hole.
    Type: Grant
    Filed: May 29, 2019
    Date of Patent: August 2, 2022
    Assignee: SUZHOU LEKIN SEMICONDUCTOR CO., LTD.
    Inventors: Ki Seok Kim, Chang Man Lim, Won Jung Kim
  • Patent number: 11398589
    Abstract: The light emitting device package disclosed in the embodiment includes a first frame having a first through hole; a second frame having a second through hole; a body disposed between the first and second frames; and light emitting devices disposed on the first and second frames, wherein the first and second through holes have an area of a lower surface larger than an area of the upper surface, and centers of the upper and lower surfaces of the first through hole may be offset from each other in the vertical direction, and centers of the upper and lower surfaces of the second through hole may be offset from each other in the vertical direction.
    Type: Grant
    Filed: November 30, 2018
    Date of Patent: July 26, 2022
    Assignee: SUZHOU LEKIN SEMICONDUCTOR CO., LTD.
    Inventors: Won Jung Kim, June O Song, Chang Man Lim, Ki Seok Kim
  • Patent number: 11343872
    Abstract: A method and an apparatus for filtering a wireless signal by parsing a wireless signal transmitted from a surrounding wireless terminal so as to extract channel information of the surrounding wireless terminal in a MAC frame and performing adaptive filtering on the wireless signal.
    Type: Grant
    Filed: November 11, 2019
    Date of Patent: May 24, 2022
    Assignee: Dialog Semiconductor Korea Inc.
    Inventors: Jae Jun Ban, Jae Wan Kim, Won Man Kim, Beom Jin Kim
  • Patent number: 11191018
    Abstract: A control method of beacon receiving time performed in a station that includes a receiving stage, receiving a first beacon n times from an access point (AP), and n is a natural number greater than or equal to 1; a computing stage, computing a first waiting time of a difference between a station wake-up time for receiving the first beacon and a receiving time of the first beacon every time of the n times of receiving; a deriving stage, deriving a representative value out of the n first waiting times; and a setting stage, setting a sum of a first beacon interval and the representative value of the first waiting times as a first wake-up interval of the station.
    Type: Grant
    Filed: January 16, 2020
    Date of Patent: November 30, 2021
    Assignee: Dialog Semiconductor Korea Inc.
    Inventor: Won Man Kim
  • Publication number: 20210211979
    Abstract: A control method of beacon receiving time performed in a station that includes a receiving stage, receiving a first beacon n times from an access point (AP), and n is a natural number greater than or equal to 1; a computing stage, computing a first waiting time of a difference between a station wake-up time for receiving the first beacon and a receiving time of the first beacon every time of the n times of receiving; a deriving stage, deriving a representative value out of the n first waiting times; and a setting stage, setting a sum of a first beacon interval and the representative value of the first waiting times as a first wake-up interval of the station.
    Type: Application
    Filed: January 16, 2020
    Publication date: July 8, 2021
    Inventor: Won Man Kim
  • Patent number: 10945207
    Abstract: A beacon signal processing system of reducing wake-up frequency periodically receives a beacon signal from an access point. The beacon signal processing system, according to a data transfer type of a traffic indication message contained in the beacon signal, maintains a sleep mode or only wakes up part of modules of hardware and software necessary for communication for processing.
    Type: Grant
    Filed: January 4, 2019
    Date of Patent: March 9, 2021
    Assignee: Dialog Semiconductor Korea Inc.
    Inventors: Won Man Kim, Chang Hwan Park
  • Patent number: 10849074
    Abstract: A terminal includes a first storage, which is kept turned on in a sleep mode, and is utilized to store a first packet transmitted with a server, a second storage which is utilized to store data required for the terminal in a wake-up mode, a central processing unit which is utilized to generated a second packet according the first packet and send the first packet to a access point in the sleep mode, and a communication unit which is connected to the access point and is utilized to transmit the second packet according to control of the central processing unit.
    Type: Grant
    Filed: October 5, 2018
    Date of Patent: November 24, 2020
    Assignee: Dialog Semiconductor Korea Inc.
    Inventors: Sang Joon Lee, Chong Hoon Lee, Chang Hawn Park, Won Man Kim
  • Patent number: 10772041
    Abstract: A beacon signal minimization method and a beacon signal processing system utilizing a changed beacon element periodically receives a beacon signal from an access point and maintains network connectivity in a sleep mode, or only wakes up modules of hardware and software necessary for communication, by comparing whether an information element contained in the beacon signal is different from information stored in advance.
    Type: Grant
    Filed: January 2, 2019
    Date of Patent: September 8, 2020
    Assignee: Dialog Semiconductor Korea Inc.
    Inventors: Won Man Kim, Chang Hwan Park
  • Publication number: 20200154514
    Abstract: A method and an apparatus for filtering a wireless signal by parsing a wireless signal transmitted from a surrounding wireless terminal so as to extract channel information of the surrounding wireless terminal in a MAC frame and performing adaptive filtering on the wireless signal.
    Type: Application
    Filed: November 11, 2019
    Publication date: May 14, 2020
    Applicant: FCI Inc.
    Inventors: Jae Jun BAN, Jae Wan KIM, Won Man KIM, Beom Jin KIM
  • Patent number: 10602446
    Abstract: A method for estimating reception time of beacon signals includes receiving a beacon from a transmitting device, checking the real-time clock (RTC) of a receiving device, checking a timing synchronization function (TSF) of the received beacon, and estimating a reception time of a next beacon according to the RTC, TSF and a period of the beacon.
    Type: Grant
    Filed: April 8, 2019
    Date of Patent: March 24, 2020
    Assignee: Dialog Semiconductor Korea Inc.
    Inventor: Won Man Kim
  • Publication number: 20190320387
    Abstract: A method for estimating reception time of beacon signals includes receiving a beacon from a transmitting device, checking the real-time clock (RTC) of a receiving device, checking a timing synchronization function (TSF) of the received beacon, and estimating a reception time of a next beacon according to the RTC, TSF and a period of the beacon.
    Type: Application
    Filed: April 8, 2019
    Publication date: October 17, 2019
    Inventor: Won Man KIM
  • Publication number: 20190215771
    Abstract: A beacon signal processing system of reducing wake-up frequency periodically receives a beacon signal from an access point. The beacon signal processing system, according to a data transfer type of a traffic indication message contained in the beacon signal, maintains a sleep mode or only wakes up part of modules of hardware and software necessary for communication for processing.
    Type: Application
    Filed: January 4, 2019
    Publication date: July 11, 2019
    Inventors: Won Man KIM, Chang Hwan PARK
  • Publication number: 20190208469
    Abstract: A beacon signal minimization method and a beacon signal processing system utilizing a changed beacon element periodically receives a beacon signal from an access point and maintains network connectivity in a sleep mode, or only wakes up modules of hardware and software necessary for communication, by comparing whether an information element contained in the beacon signal is different from information stored in advance.
    Type: Application
    Filed: January 2, 2019
    Publication date: July 4, 2019
    Inventors: Won Man KIM, Chang Hwan PARK
  • Publication number: 20190182768
    Abstract: A terminal includes a first storage, which is kept turned on in a sleep mode, and is utilized to store a first packet transmitted with a server, a second storage which is utilized to store data required for the terminal in a wake-up mode, a central processing unit which is utilized to generated a second packet according the first packet and send the first packet to a access point in the sleep mode, and a communication unit which is connected to the access point and is utilized to transmit the second packet according to control of the central processing unit.
    Type: Application
    Filed: October 5, 2018
    Publication date: June 13, 2019
    Inventors: Sang Joon LEE, Chong Hoon LEE, Chang Hawn PARK, Won Man KIM
  • Patent number: RE49146
    Abstract: An embodiment relates to a light emitting device package and a lighting apparatus having the same. According to the embodiment, a light emitting device package includes a first lead frame; a second lead frame spaced apart from the first lead frame; a body coupled to the first lead frame and the second lead frame and includes a first cavity which exposes a portion of the upper surface of the first lead frame, a second cavity which exposes a portion of the upper surface of the second lead frame, and a spacer which is disposed between the first lead frame and the second frame; at least one light emitting device disposed in the first cavity; and a protection device disposed in the second cavity. The second cavity is disposed on a first inside surface of the first cavity and the first inside surface is connected to an upper surface of the spacer, and an area of a bottom surface of the first cavity is equal to or less than 40% of entire area of the body.
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: July 19, 2022
    Assignee: SUZHOU LEKIN SEMICONDUCTOR CO., LTD.
    Inventors: Chang Man Lim, Won Jung Kim, Hyoung Jin Kim, Bong Kul Min, Ho Young Chung