Patents by Inventor Jae Uk Cha

Jae Uk Cha 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: 10089477
    Abstract: A text management system may include a text message transmission server that transmits a message received from a first device to a second device. The text message transmission server may include a device manager that manages device information of the second device, a receiver that receives a message from the first device, a message manager that determines a transmission path of the message to the second device based on the device information of the second device, and a transmitter that transmits, to the second device, the message along the determined transmission path.
    Type: Grant
    Filed: December 17, 2015
    Date of Patent: October 2, 2018
    Assignee: KT Corporation
    Inventors: Seokhong Kim, Jung-suk Park, Jung-wook Lee, Jae-uk Cha
  • Publication number: 20170340571
    Abstract: Disclosed are: a composition for forming a complex; a complex formed therefrom; and a composition for oral ingestion, containing the same. The disclosed composition for forming a complex contains a cellulose-based compound, a polyphenolic compound, a gelling agent, and a solvent.
    Type: Application
    Filed: May 8, 2015
    Publication date: November 30, 2017
    Inventors: Jae Uk CHA, Sung Wan LEE
  • Patent number: 9766785
    Abstract: Described embodiments provide a method and user equipment for selectively transferring image data from user equipment to a coupled external device. The method may include determining whether user equipment is coupled to an external device, receiving selection inputs from a user for selecting at least one of applications installed in the user equipment when the user equipment is determined as being coupled to the external device, and selectively transferring image data produced in the user equipment based on the selected application. The method may further include controlling the coupled external device to display the transferred image data on a display unit of the coupled external device.
    Type: Grant
    Filed: December 24, 2012
    Date of Patent: September 19, 2017
    Assignee: KT CORPORATION
    Inventors: Jung-Wook Lee, You-Jin Kang, Seung-Woo Lee, Jae-Uk Cha
  • Patent number: 9603933
    Abstract: A composition for enteric hard capsules, and an enteric hard capsule prepared using the composition. The composition for enteric hard capsules may include polyol having at least three hydroxyl groups. During the storage of the enteric hard capsule prepared using the composition, the separation of salt from the capsule is delayed.
    Type: Grant
    Filed: February 21, 2011
    Date of Patent: March 28, 2017
    Assignee: LOTTE FINE CHEMICAL CO., LTD.
    Inventors: Jin Ryul Son, Hyon Ho Baek, Eun Hee Park, Sung Wan Lee, Min Gyu Song, Ja Hyun Cha, Jae Uk Cha, Won Hwa Ko
  • Patent number: 9555121
    Abstract: Provide are a composition for forming a composite, the composition including a cellulose-based compound, a polyphenol-based compound, and a solvent, wherein an amount of the polyphenol-based compound is 1 to 40 parts by weight based on 100 parts by weight of the cellulose-based compound, a composite formed from the composition, and an orally ingestible composition including the composite. The composite has characteristics of being dissolved in a solvent in a various pH ranges depending on a mixing ratio of the cellulose-based compound and the polyphenol-based compound. Therefore, when the composite is used, a composite film may be easily prepared, and the composite film may be useful in medical or foods fields where film characteristics dependent on pH is required.
    Type: Grant
    Filed: December 10, 2013
    Date of Patent: January 31, 2017
    Assignee: LOTTE FINE CHEMICAL CO., LTD.
    Inventors: Sung Wan Lee, Jae Uk Cha, Jun Kee Hong, Hyon Ho Baek
  • Patent number: 9542338
    Abstract: The disclosure is related to controlling an application execution in user equipment. A user request for executing an application may be received. An execution condition may be obtained associated with the requested application. Whether the user equipment is connected to an external device may be detected. An execution of the requested application may be controlled based on a detection result and the obtained execution condition.
    Type: Grant
    Filed: December 24, 2012
    Date of Patent: January 10, 2017
    Assignee: KT CORPORATION
    Inventors: Jung-Wook Lee, Shin-Hyuk Kang, You-Jin Kang, Jung-Suk Park, Ji-Yong Ahn, Jae-Hun Jung, Jae-Uk Cha
  • Patent number: 9514306
    Abstract: Described embodiments provide a method and user equipment for restricting transferring of image data produced by a predetermined application to a coupled external device. The method may include detecting an activation of an application in a user equipment while the user equipment is coupled to an external device and determining whether image data produced by the activated application is transferred to the coupled external device. The determining may include restricting the produced image data of the activated application from being transferred to the coupled external device when an application control type of the activated application is a restricted application, otherwise, transferring the produced image data of the activated application to the coupled external device.
    Type: Grant
    Filed: December 26, 2012
    Date of Patent: December 6, 2016
    Assignee: KT CORPORATION
    Inventors: Jung-Wook Lee, Shin-Hyuk Kang, You-Jin Kang, Sang-Ho Koh, Jung-Suk Park, Ji-Yong Ahn, Jae-Uk Cha
  • Publication number: 20160309772
    Abstract: Disclosed are an enteric coating composition, an enteric coating film, and a food formulation. The disclosed enteric coating composition comprises an enteric cellulose-based compound, a pH controlling agent, a plasticizer for food, and a solvent, wherein the plasticizer for food comprises acetylated monoglyceride, triacetin, or a mixture thereof, and a content of the pH controlling agent and a content of the plasticizer for food ranges respectively from 10 parts to 40 parts by weight and from 5 parts to 25 parts by weight on the basis of 100 parts by weight of the enteric cellulose-based compound.
    Type: Application
    Filed: July 11, 2014
    Publication date: October 27, 2016
    Applicant: Lotte Fine Chemical Co., Ltd.
    Inventors: Jae Uk CHA, Sung Wan LEE, Jun Kee HONG, Ja Hyun CHA, Won Hwa KO
  • Publication number: 20160180098
    Abstract: A text management system may include a text message transmission server that transmits a message received from a first device to a second device. The text message transmission server may include a device manager that manages device information of the second device, a receiver that receives a message from the first device, a message manager that determines a transmission path of the message to the second device based on the device information of the second device, and a transmitter that transmits, to the second device, the message along the determined transmission path.
    Type: Application
    Filed: December 17, 2015
    Publication date: June 23, 2016
    Inventors: Seokhong KIM, Jung-suk PARK, Jung-wook LEE, Jae-uk CHA
  • Publication number: 20160044028
    Abstract: The disclosure is related authenticating a digital message exchanged among communication devices. A device may perform, for authenticating a digital message, transmitting an authentication request message to a messaging server when a message is received, receiving an authentication result from the messaging server, and displaying the authentication result with the received message. A server may perform, for authenticating a message, receiving an authentication request message for requesting authentication of a target message from a device that received the target message, performing an authentication procedure in response to the received authentication request message, and transmitting an authentication result message to the device.
    Type: Application
    Filed: August 11, 2015
    Publication date: February 11, 2016
    Applicant: KT CORPORATION
    Inventors: Jae-Uk CHA, Seok-Hong KIM, Jung-Suk PARK, Jung-Wook LEE, Sung-Taek JUNG
  • Publication number: 20150365425
    Abstract: In one example, message protection may include receiving a message, encrypting the received message, storing the encrypted message in a memory, authorizing one or more applications to handle the message, notifying authorized applications of receipt of the message, decrypting the encrypted message, and permitting one of the authorized applications to display the decrypted message.
    Type: Application
    Filed: June 17, 2015
    Publication date: December 17, 2015
    Inventors: Jae-uk CHA, Seokhong KIM, Jung-suk PARK, Jung-wook LEE, Sung-taek JUNG
  • Publication number: 20150335755
    Abstract: Provide are a composition for forming a composite, the composition including a cellulose-based compound, a polyphenol-based compound, and a solvent, wherein an amount of the polyphenol-based compound is 1 to 40 parts by weight based on 100 parts by weight of the cellulose-based compound, a composite formed from the composition, and an orally ingestible composition including the composite. The composite has characteristics of being dissolved in a solvent in a various pH ranges depending on a mixing ratio of the cellulose-based compound and the polyphenol-based compound. Therefore, when the composite is used, a composite film may be easily prepared, and the composite film may be useful in medical or foods fields where film characteristics dependent on pH is required.
    Type: Application
    Filed: December 10, 2013
    Publication date: November 26, 2015
    Inventors: Sung Wan LEE, Jae Uk CHA, Jun Kee HONG, Hyon Ho BAEK
  • Patent number: 9044406
    Abstract: An aqueous composition for an enteric hard capsule, a method of preparing an enteric hard capsule, and an enteric hard capsule prepared using the method. The aqueous composition for an enteric hard capsule includes an enteric base material, a capsule forming aid, and a neutralizing agent.
    Type: Grant
    Filed: October 13, 2009
    Date of Patent: June 2, 2015
    Assignee: SAMSUNG FINE CHEMICALS CO., LTD.
    Inventors: Jin Ryul Son, Hyon Ho Baek, Sung Wan Lee, Min Gyu Song, Jae Uk Cha, Eun Hee Park
  • Patent number: 8959267
    Abstract: Provided is a method for controlling and driving constituent elements of an external device connected to user equipment. The method may include obtaining external device information from the external device when coupled to the user equipment, obtaining application information based on the obtained external device information, and running an application tailored for the external device based on the obtained application information.
    Type: Grant
    Filed: July 2, 2012
    Date of Patent: February 17, 2015
    Assignee: KT Corporation
    Inventors: You-Jin Kang, Shin-Hyuk Kang, Kyeong-Sik Park, Jung-Wook Lee, Jae-Hun Jung, Jae-Uk Cha
  • Patent number: 8949494
    Abstract: Provided are user equipment connectable to an external device and a method for establishing a connection between user equipment including second constituent elements and an external device including first constituent elements and controlling the external device. The method may include sensing the connection to the external device, obtaining first constituent element information from the external device through the connection, wherein the first constituent element information includes information on first constituent elements of the external device, selecting target constituent elements to control from the first constituent elements of the external device based on the obtained first constituent element information, reconfiguring a control path for controlling the selected target constituent elements of the external device, and controlling the selected target constituent elements of the external device through the reconfigured control path.
    Type: Grant
    Filed: July 2, 2012
    Date of Patent: February 3, 2015
    Assignee: KT Corporation
    Inventors: Jae-Hun Jung, Shin-Hyuk Kang, You-Jin Kang, Byeong-Tae Kim, Jung-Wook Lee, Hyuk-Jun Jung, Jae-Uk Cha
  • Patent number: 8904051
    Abstract: Described embodiments provide a method and user equipment for controlling a plurality of coupled external devices. The method may include determining whether one of applications installed in user equipment is activated upon receipt of a user input when the user equipment is coupled to a plurality of external devices, selecting one of the coupled external devices as a target external device to be mapped, when the application is determined as being activated, and mapping the selected coupled external device with the activated application and establishing a signal route between the user equipment and the selected coupled external device in association with the activated application.
    Type: Grant
    Filed: December 26, 2012
    Date of Patent: December 2, 2014
    Assignee: KT Corporation
    Inventors: Jung-Wook Lee, You-Jin Kang, Sang-Ho Koh, Jung-Suk Park, Jae-Uk Cha
  • Patent number: 8710105
    Abstract: A method of preparing enteric hard capsules, and an enteric hard capsule prepared by the method. The method may include: dissolving an enteric base material, a capsule forming aid, and a neutralizing agent in water at room temperature to prepare an aqueous composition; heating the aqueous composition to a first temperature that is higher than a gelation start temperature of the aqueous composition; cooling the heated aqueous composition to a second temperature that is lower than the gelation start temperature; immersing a mold pin heated to a third temperature that is higher than the gelation start temperature into the aqueous composition; removing the mold pin from the aqueous composition to obtain a film coated on the mold pin; maintaining the film on the mold pin at a fourth temperature that is higher than the gelation start temperature for a first time period to fix the film onto the mold pin; and drying the fixed film at a fifth temperature for a second time period to obtain a capsule shell.
    Type: Grant
    Filed: February 21, 2011
    Date of Patent: April 29, 2014
    Assignee: Samsung Fine Chemicals Co., Ltd.
    Inventors: Jin Ryul Son, Hyon Ho Baek, Eun Hee Park, Sung Wan Lee, Min Gyu Song, Ja Hyun Cha, Jae Uk Cha, Won Hwa Ko
  • Publication number: 20130326092
    Abstract: The disclosure is related to processing an input event of an external device in user equipment. Coupling event data may be received from the external device coupled to the user equipment. An input event type associated with the received coupling event data may be identified. Input event data may be obtained from the received coupling event data. The obtained input event data may be processed using at least one of an input application programming interface (API) and an input sub-device driver, according to the identified input event type.
    Type: Application
    Filed: May 29, 2013
    Publication date: December 5, 2013
    Applicant: KT CORPORATION
    Inventors: You-Jin KANG, Shin-Hyuk KANG, Jae-Hun JUNG, Jae-Uk CHA, Sang-Ho KOH, Jung-Suk PARK
  • Publication number: 20130203868
    Abstract: A composition for enteric hard capsules, and an enteric hard capsule prepared using the composition. The composition for enteric hard capsules may include polyol having at least three hydroxyl groups. During the storage of the enteric hard capsule prepared using the composition, the separation of salt from the capsule is delayed.
    Type: Application
    Filed: February 21, 2011
    Publication date: August 8, 2013
    Applicant: SAMSUNG FINE CHEMICALS CO., LTD.
    Inventors: Jin Ryul Son, Hyon Ho Baek, Eun Hee Park, Sung Wan Lee, Min Gyu Song, Ja Hyun Cha, Jae Uk Cha, Won Hwa Ko
  • Publication number: 20130072579
    Abstract: A method of preparing enteric hard capsules, and an enteric hard capsule prepared by the method. The method may include: dissolving an enteric base material, a capsule forming aid, and a neutralizing agent in water at room temperature to prepare an aqueous composition; heating the aqueous composition to a first temperature that is higher than a gelation start temperature of the aqueous composition; cooling the heated aqueous composition to a second temperature that is lower than the gelation start temperature; immersing a mold pin heated to a third temperature that is higher than the gelation start temperature into the aqueous composition; removing the mold pin from the aqueous composition to obtain a film coated on the mold pin; maintaining the film on the mold pin at a fourth temperature that is higher than the gelation start temperature for a first time period to fix the film onto the mold pin; and drying the fixed film at a fifth temperature for a second time period to obtain a capsule shell.
    Type: Application
    Filed: February 21, 2011
    Publication date: March 21, 2013
    Applicant: SAMSUNG FINE CHEMICALS CO., LTD.
    Inventors: Jin Ryul Son, Hyon Ho Baek, Eun Hee Park, Sung Wan Lee, Min Gyu Song, Ja Hyun Cha, Jae Uk Cha, Won Hwa Ko