Patents by Inventor Seong-Hwan Kang

Seong-Hwan Kang 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: 20240145939
    Abstract: A dual polarization antenna is disclosed in at least one embodiment of the present disclosure, including a base substrate, a power feeding unit supported on the base substrate, and a radiating plate supported on the power feeding unit, the power feeding unit includes a first feeding substrate and a second feeding substrate arranged to cross each other on the base substrate, the first feeding substrate includes a first feed line configured to supply a first reference phase signal to a first point on the radiating plate and to supply a first reverse phase signal having a reverse phase relative to the first reference phase signal, to a second point on the radiating plate, the second feeding substrate includes a second feed line configured to supply a second reference phase signal to a third point on the radiating plate and to supply a second reverse phase signal having a reverse phase relative to the second reference phase signal, to a fourth point on the radiating plate, and wherein the first feeding substrate
    Type: Application
    Filed: December 15, 2023
    Publication date: May 2, 2024
    Applicant: KMW INC.
    Inventors: Sung Hwan SO, Oh Seog CHOI, Seong Man KANG, Yong Won SEO, Myung Hwa KIM, Su Yong LEE
  • Publication number: 20240145913
    Abstract: The present disclosure relates to a phase shifter and a communication device including the same, and particularly, to a phase shifter including a base panel; a fixed substrate which is laminated and fixed on one side or another side on the base panel and has a plurality of circuit patterns printed on the top surface thereof; and a phase shift switching part provided with a plurality of movable substrates including movable strip terminal which are in contact with the plurality of circuit patterns of the fixed substrate, wherein the phase shift switching part is configured to reciprocate the plurality of movable substrates within a predetermined distance in a horizontal direction on the base panel to change the positions of contact points of the movable substrates with respect to the circuit patterns, wherein the phase shift switching part moves the plurality of movable substrates while elastically supporting the plurality of movable substrates toward the circuit patterns, thereby providing an advantage of maxi
    Type: Application
    Filed: January 7, 2024
    Publication date: May 2, 2024
    Applicant: KMW INC.
    Inventors: Sung Hwan SO, Oh Seog CHOI, Seong Man KANG, Hyoung Seok YANG, Yong Won SEO, Cha Gun GANG
  • Patent number: 11970700
    Abstract: The present invention relates to an intracellular expression enhancing genetic element, which enhances the intracellular expression of target protein encoded in RNA therapeutics such as mRNA vaccines and RNA medicines. In more detail, the present invention relates to the RNA molecule which has the genetic element capable of enhancing the intracellular expression of target protein encoded in RNA therapeutics delivered into cells; the plasmid used to synthesize the RNA molecule having the genetic element “E3”; the method for synthesizing RNA molecule having the genetic element “E3” using the plasmid and utilizing the synthesized RNA molecule as RNA therapeutics.
    Type: Grant
    Filed: December 13, 2022
    Date of Patent: April 30, 2024
    Assignee: Intron Biotechnology, Inc.
    Inventors: Seong Jun Yoon, An Sung Kwon, Se Hwan Kim, Sang Hyeon Kang
  • Publication number: 20240068623
    Abstract: A solenoid valve for a high-pressure container of the present invention comprises: a body portion; a valve seat which is installed on the lower portion of the body portion and has a discharge port through which a raw material gas is discharged; a coil to which electric power is applied; a core installed on the inner surface of the body portion; a lower plunger; an upper plunger; an operating rod arranged in the upper plunger; a spring arranged between the core and the operating rod; and a ball member of a spherical shape which is in contact with the lower surface of the operating rod and is seated on a seating portion formed on the lower side of the upper plunger to open/close an orifice. Thus, the hermetic state can be maintained at low pressure, and leakage in the low-pressure state can be prevented.
    Type: Application
    Filed: March 23, 2022
    Publication date: February 29, 2024
    Inventors: JEONG HWAN KANG, SEONG JU KIM
  • Patent number: 7729282
    Abstract: The present invention discloses a configuration apparatus thereof which can efficiently configure a new home appliance in the home network system comprised of various home appliances. The configuration method of a home network system, comprising of confirming whether a previously-stored logical address is an initial logical address, transmitting a master search packet to the home network system when the logical address previously stored in the storage means is an initial logical address, waiting for a response packet from the home network system, when the response packet is received from the home network system, changing the initial logical address into a predetermined logical address according to reception of the response packet; and when the response packet is not received from the home network system, changing the previously-stored initial logical address into a previously-stored basic logical address.
    Type: Grant
    Filed: July 7, 2003
    Date of Patent: June 1, 2010
    Assignee: LG Electronics Inc.
    Inventors: Koon-Seok Lee, Seung-Myun Baek, Hwan-Jong Choi, Yong-Tae Kim, Feel-Young Koo, Ja-In Koo, Seong-Hwan Kang
  • Patent number: 7715325
    Abstract: A home network system which can efficiently configure a new home appliance in the home network system. The home network system includes at least one new device newly connected to a master device through a network, for transmitting a plugged-in request message containing an initial address through the network, receiving an address change request message containing a logical address, and changing the initial address to the logical address, and at least one master device connected to the new device through the network, for receiving the plugged-in request message from the new device, setting the logical address for the new device, and transmitting the address change request message containing the logical address to the new device, wherein the initial address comprises at least a product code and a logical address of the new device, and the new device changes the logical address to the logical address set by the master device.
    Type: Grant
    Filed: July 7, 2003
    Date of Patent: May 11, 2010
    Assignee: LG Electronics Inc
    Inventors: Koon-Seok Lee, Feel-Young Koo, Yong-Tae Kim, Hwan-Jong Choi, Seung-Myun Baek, Ja-In Koo, Seong-Hwan Kang
  • Publication number: 20080097631
    Abstract: The present invention discloses a home network system (1) which can provide an efficient address system for home appliances by using a dynamic address field selectively including at least two different kinds of logical address codes. The home network system (1) includes at least one slave device (40), and a master device (30) connected to the slave devices (40) through a predetermined network (20), the master device (30) and the slave device (40) distinguishing each other by an address field including a dynamic address field selectively having at least two different kinds of logical address codes to distinguish a plurality of slave devices (40) and master devices (30).
    Type: Application
    Filed: January 20, 2004
    Publication date: April 24, 2008
    Applicant: LG ELECTRONICS INC.
    Inventors: Seung-Myun Baek, Koon-Seok Lee, Hwan-Jong Choi, Yong-Tae Kim, Feel-Young Koo, Ja-In Koo, Seong-Hwan Kang
  • Publication number: 20080027566
    Abstract: The present invention discloses a home network system (100) which uses a message structure for efficient communication between a plurality of home appliances. The home network system (100) includes at least one slave device (60, 70, 80), and at least one master device (50) connected to the slave device (60, 70, 80) through a network (90), for transmitting a request message to the slave device (60, 70, 80), wherein the request message is transmitted from an upper layer of the master device (50) to a lower layer thereof and from a lower layer of the slave device (60, 70, 80) to an upper layer thereof, and has a command code implying an operation which will be executed by the slave device (60, 70, 80), and a related argument for executing the operation.
    Type: Application
    Filed: May 28, 2004
    Publication date: January 31, 2008
    Inventors: Seung-Myun Baek, Koon-Seok Lee, Hwan-Jong Choi, Yong-Tae Kim, Feel-Young Koo, Ja-In Koo, Seong-Hwan Kang
  • Publication number: 20070255796
    Abstract: The present invention discloses a home network system (1) which can efficiently configure a new home appliance (50) in the existing home network system. The home network system (1) includes at least one new device (50) newly connected to a master device (30) through a network (20), for transmitting a plugged-in request message containing an initial address through the network (20), receiving an address change request message containing a logical address, and changing the initial address to the logical address, and at least one master device (30) connected to the new device (50) through the network (20), for receiving the plugged-in request message from the new device, setting the logical address for the new device, and transmitting the address change request message containing the logical address to the new device.
    Type: Application
    Filed: July 7, 2003
    Publication date: November 1, 2007
    Applicant: LG Electronic Inc.
    Inventors: Koon-Seok Lee, Feel-Young Koo, Yong-Tae Kim, Hwan-Jong Choi, Seung-Myun Baek, Ja-In Koo, Seong-Hwan Kang
  • Publication number: 20070169074
    Abstract: The present invention discloses an upgrade apparatus and its method for a home network system which can automatically upgrade software. The upgrade apparatus for the home network system is installed in the home network system having a first storage unit in which at least one protected program has been installed, and includes n upgrade means for deciding whether a second storage unit separated from the first storage unit stores an upgrade file corresponding to the protected program, and upgrading the protected program by using the upgrade file according to the decision result.
    Type: Application
    Filed: July 7, 2003
    Publication date: July 19, 2007
    Inventors: Ja-In Koo, Feel-Young Koo, Hwan-Jong Choi, Seong-Hwan Kang, Yong-Tae Kim, Koon-Seok Lee, Seung-Myun Baek
  • Publication number: 20070150616
    Abstract: The present invention discloses a home network management system which can perform processing, conversion and transmission of data between a plurality of client devices and a plurality of home appliances. The home network management system resides in a home master device connected to at least one home appliance through a first network and connected to at least one client device through a second network separated from the first network, and is controlled by a central processing means of the home master device.
    Type: Application
    Filed: February 12, 2004
    Publication date: June 28, 2007
    Inventors: Seung-Myun Baek, Koon-Seok Lee, Hwan-Jorig Choi, Yong-Tae Kim, Feel-Young Koo, Ja-In Koo, Seong-Hwan Kang
  • Publication number: 20070133569
    Abstract: The present invention discloses a home network system and a configuration apparatus thereof which can efficiently configure a new home appliance in the home network system comprised of various home appliances. The home network system includes at least one slave device, and a plurality of master devices connected to the slave device through a predetermined network, wherein at least one master device includes a master means for controlling an operation of the slave device and monitoring a status thereof, and a slave means for responding to the request of the other master devices.
    Type: Application
    Filed: July 7, 2003
    Publication date: June 14, 2007
    Inventors: Koon-Seok Lee, Seung-Myun Baek, Hwan-Jong Choi, Yong-Tae Kim, Feel-Young Koo, Ja-In Koo, Seong-Hwan Kang
  • Publication number: 20070130278
    Abstract: The present invention discloses a home network system which can achieve communication between a home master device and a remote control server by using a predetermined message structure. The home network system includes a home master device connected to a plurality of home appliances, and a remote control server connected to the home master device through a first network, for transmitting/receiving a message between a user terminal and the home master device. The message transmitted/received between the home master device and the remote control server includes at least a product code unit of the corresponding home appliance, a message code unit for notifying a transmission/reception direction of the message, parameter units under the definition of the message, and a number unit of parameters.
    Type: Application
    Filed: February 12, 2004
    Publication date: June 7, 2007
    Inventors: Seung-Myun Baek, Koon-Seok Lee, Hwan-Jong Choi, Yong-Tae Kim, Feel-Young Koo, Ja-In Koo, Seong-Hwan Kang
  • Publication number: 20070061406
    Abstract: The present invention discloses a home network system (100) which can easily control home appliances by performing a preset control command for a predetermined event when the event is generated. The home network system (100) includes at least one slave device (60), and a master device (50) connected to the slave devices (60) through a predetermined network (90). The master device (50) stores an event file including an externally-inputted generation condition of a predetermined event and a control command for the event, and transmits an event set file including at least the generation condition of the event to the slave device (60) corresponding to the generation condition of the event, and the slave device (60) stores the event set file and transmits an event notification file to the master device (50) when the event is generated, so that the master device (50) can receive the event notification file and make the corresponding control command performed.
    Type: Application
    Filed: January 20, 2004
    Publication date: March 15, 2007
    Inventors: Seung-Myun Baek, Koon-Seok Lee, Hwan-Jong Choi, Yong-Tae Kim, Feel-Young Koo, Ja-In Koo, Seong-Hwan Kang