Patents by Inventor Min Ahn

Min Ahn 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: 20160091056
    Abstract: A hybrid transmission for a vehicle may include an input shaft configured to receive a power of an engine transferred thereto, an input clutch configured to connect the input shaft to the engine or to intercept connection of the input shaft to the engine, a motor directly connected to the input shaft, a first output shaft and a second output shaft provided with a plurality of driven gears that are tooth-engaged with a plurality of drive gears installed on the input shaft to form a plurality of gear shift stages, and a power control device provided to switch the power of the engine that is transferred to the first output shaft or the second output shaft.
    Type: Application
    Filed: February 19, 2015
    Publication date: March 31, 2016
    Applicant: Hyundai Motor Company
    Inventors: Baek Yu KIM, Sung Gon BYUN, Seok Joon KIM, Chul Min AHN
  • Publication number: 20160091055
    Abstract: A hybrid transmission for a vehicle may include an input shaft installed such that power of an engine is transferred to the input shaft, a plurality of driving gears provided on the input shaft to restrict rotation thereof, first and second output shafts having a plurality of driven gears engaged to the plurality of driving gears, respectively, to form a plurality of gear shift stages, motor driving gears, motors connected to the motor driving gears for allowing torque to be applied to the motor driving gears, a starting clutch unit provided to enable the motor driving gears to be connected to or disconnected from the input shaft, EV1 and EV2 driven gears engaged to the motor driving gears and rotatably installed on the first and second output shafts, respectively, an EV1 synchronizer, an EV2 synchronizer, and an engine clutch.
    Type: Application
    Filed: February 6, 2015
    Publication date: March 31, 2016
    Applicant: Hyundai Motor Company
    Inventors: Baek Yu Kim, Sung Gon BYUN, Seok Joon KIM, Chul Min AHN
  • Publication number: 20160084349
    Abstract: A hybrid transmission for a vehicle is provided which prevents complete interception of motive power to a driving wheel during a gear shift process to improve the shift quality. In addition, the transmission implements various traveling modes with a simplified configuration to improve fuel efficiency of the vehicle through efficient traveling that meets traveling situations of the vehicle.
    Type: Application
    Filed: December 3, 2014
    Publication date: March 24, 2016
    Applicant: Hyundai Motor Company
    Inventors: Baek Yu Kim, Sung Gon Byun, Seok Joon Kim, Chul Min Ahn
  • Publication number: 20160055347
    Abstract: A data access control method includes requesting, by the data owner unit, the generation of a data encryption key (DEK) from the manager unit, generating, by the manager unit, the DEK, generating, by the manager unit, the result of the Ciphertext Policy-Attribute Based Encryption (CP-ABE) of the DEK and a secret key used to decrypt the result of the CP-ABE encryption, and then responding, by the manager unit, to the data owner unit, obtaining, by the data owner unit, the DEK by performing the CP-ABE decryption of the result of the CP-ABE encryption using the secret key, encrypting, by the data owner unit, data with the obtained DEK, and uploading, by the data owner unit, the encrypted data and DEK information to the cloud.
    Type: Application
    Filed: June 18, 2015
    Publication date: February 25, 2016
    Inventors: Jae Min PARK, Eunchan KIM, Tae Min AHN, Cheol Oh KANG
  • Patent number: 9216762
    Abstract: An apparatus for driving a motor driven power steering (MDPS) may include: a first calculation unit configured to calculate a damping force gain based on an MDPS output current; a second calculation unit configured to calculate a damping force using vehicle speed and steering angle speed; and a damping force calculation unit configured to calculate a final damping force using the damping force gain calculated through the first calculation unit and the damping force calculated through the second calculation unit.
    Type: Grant
    Filed: March 6, 2014
    Date of Patent: December 22, 2015
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventors: Sang Min Ahn, Eun Kyung Gu
  • Patent number: 9200200
    Abstract: There are provided a phosphor, a light emitting device, a surface light source device, a display device and an illumination device. The phosphor includes an ?-type Si3N4 crystal structure and includes oxynitride represented by an empirical formula CaxEuyMzSi12-(m+n)Aln+mOnN16-n, wherein M is at least one selected from a group consisting of Sr, Lu, La and Ba, and satisfies 0.5?x?1.1, 0.00005?y?0.09, 1.0?m?3.6, 0.001?n?0.2, and 0.00001?z?0.1.
    Type: Grant
    Filed: May 18, 2012
    Date of Patent: December 1, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Woo-Jung Park, Bong-Goo Yun, Won-Young Song, Jeong-Eun Yun, Tae-Min Ahn, Chul-Soo Yoon
  • Patent number: 9191641
    Abstract: A method and an apparatus for providing a virtual channel service are disclosed. The method includes maintaining a contents list recorded in a personal video recorder and a virtual channel information, determining a playback order of recorded contents included in the list in accordance with a preset algorithm, and playing back in sequence the recorded contents through a predetermined virtual channel. As a result, a user may approach easily to the recorded contents.
    Type: Grant
    Filed: April 8, 2009
    Date of Patent: November 17, 2015
    Assignee: Alticast Corporation
    Inventors: You-Jin Lee, Sung-Woo Nam, Tae-Min Ahn, Hyo-Geun Wang, Hyun-Kyu Lee, Ji-Won Choi
  • Publication number: 20150303011
    Abstract: A complex protection device for blocking an abnormal state of current and voltage is disclosed. In the complex protection device, a resistive element is configured in the form of a structure, and thus, the resistive element has enhanced durability, surface mounting technology suitable for automation may be used, and an insulation distance may be sufficiently secured when a fusible element is blown out.
    Type: Application
    Filed: November 22, 2013
    Publication date: October 22, 2015
    Applicant: SMART ELECTRONICS INC.
    Inventors: Jong il JUNG, Doo Won KANG, Gyu Jin AHN, Sang Joon JIN, Hyun Chang KIM, Kyung Mi LEE, Eun Min KIM, Tae Hun KANG, Kwang Hoon LEE, Sang Min AHN
  • Publication number: 20150303012
    Abstract: A complex protection device for blocking an abnormal state of current and voltage is disclosed. In the complex protection device, a resistive element is configured in the form of a structure and thus the resistive element has enhanced durability and surface mounting technology suitable for automation may be utilized, and a plurality of resistive elements is configured in various resistances and sizes to be optimally designed for product characteristics.
    Type: Application
    Filed: November 22, 2013
    Publication date: October 22, 2015
    Inventors: Jong il JUNG, Doo Won KANG, Gyu Jin AHN, Sang Joon JIN, Hyun Chang KIM, Kyung Mi LEE, Eun Min KIM, Tae Hun KANG, Kwang Hoon LEE, Sang Min AHN
  • Patent number: 9158899
    Abstract: Provided is a terminal apparatus with a DRM decoding function and a DRM decoding method in a terminal apparatus. The terminal apparatus with a DRM decoding function comprises a native unit which is provided with a local file memory for storing DRM media content data and an application program for driving a media device player using an operating system; and a DRM decoding unit which reads the DRM media content data from the local file memory using a URL path for web server, when it is required from the application program to reproduce the DRM media content data, and decodes the read DRM media content data, and provides the decoded DRM media content data to the media device player. Therefore, it is possible to reproduce the DRM media content data in the terminal apparatus without the exclusive DRM decoding module.
    Type: Grant
    Filed: November 1, 2012
    Date of Patent: October 13, 2015
    Assignee: INKA ENTWORKS, INC.
    Inventors: Sung Min Ahn, Jung Geun Park, Jin Seon Hong, Woon Sang An, Sung Woo Lee
  • Patent number: 9127204
    Abstract: Disclosed is a method for preparing a fluorescent substance, which is represented by the formula M1-zEuzSiaObNc (M=Sr1-x-yBaxCay, 0 x 0.5, 0 y 0.2, 0<z 0.3, 2 a 2.5, 1.5 b 2, and 2 c 2.5), and the present invention provides the method for preparing a nitride-based fluorescent substance comprising the following steps: a preliminary firing step further comprising a first firing step of creating a first firing product by mixing and firing a first precursor group including an M precursor and a first silicon precursor, and a second firing step of creating a second firing product by mixing and firing a second precursor group including an Eu precursor and a second silicon precursor; and a secondary firing step of mixing and firing the first firing product and the second firing product.
    Type: Grant
    Filed: September 27, 2011
    Date of Patent: September 8, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Bong Goo Yun, Woo Jung Park, Won Young Song, Jeong Eun Yun, Tae Min Ahn, Chul Soo Yoon, Young Il Kim
  • Patent number: 9122504
    Abstract: An apparatus and method for encryption in a virtualized environment using an auxiliary medium. The apparatus for encryption in a virtualized environment using an auxiliary medium includes a hypervisor unit for acquiring data for encryption from an auxiliary medium, and encrypting and providing protection target data of an application program using the data for encryption in response to an encryption request from the application program. A hypercall unit provides a virtualization interface between the application program and the hypervisor unit.
    Type: Grant
    Filed: November 15, 2013
    Date of Patent: September 1, 2015
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Sung-Jin Park, Tae-Min Ahn, Cheol-Oh Kang, Jeong-Seok Lim
  • Patent number: 9098518
    Abstract: A resource sharing method for a resource sharing system for a plurality of edge peers that individually store a resource and a plurality of super peers that manage the plurality of edge peers or resource information including a name of the resource that includes at least one key word is provided. In the resource sharing system, the super peers distribute and manage resource information of the edge peers according to a key word. Therefore, if a resource is requested using part of a name of a resource desired by a certain edge peer, the super peer searches for resources including the resource desired by the edge peer. Therefore, a user of an edge peer may acquire a desired resource even using part of a name of a desired resource.
    Type: Grant
    Filed: February 26, 2009
    Date of Patent: August 4, 2015
    Assignees: Samsung Electronics Co., Ltd., Industry-Academic Cooperation Foundation Yonsei University
    Inventors: Jae-min Ahn, Ji-yon Han, Jeong-hwa Song, U-ram Yoon, Keon-il Jeong, Eo-hyung Lee, Kyung-lang Park, Shin-dug Kim
  • Patent number: 9052599
    Abstract: Example embodiments are directed to a maskless exposure apparatus using off-axis alignment to form a virtual mask pattern on a substrate. The maskless exposure apparatus includes a movement unit on which the substrate is placed, a light source unit configured to output light, a projection unit configured to divide the light output from the light source unit into a plurality of spot beams to form the pattern and configured to project the spot beams to the movement unit, an alignment unit configured to output alignment light to align the substrate and a virtual mask, a beam imaging unit configured to capture the spot beams and the alignment light, and a controller configured to measure distances between the captured alignment light and at least two of the captured spot beams and configured to determine alignment between the virtual mask and the substrate based on the measured distances to control movement of the movement unit.
    Type: Grant
    Filed: October 14, 2010
    Date of Patent: June 9, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung Min Ahn, Sang Don Jang
  • Patent number: 8993272
    Abstract: The present invention relates to a microorganisms of the genus Corynebacterium producing 5?-inosinic acid, in which the expression of genes encoding purine biosynthesis related enzymes is increased higher than the intrinsic expression, and to a method for producing 5?-inosinic acid, comprising culturing the microorganisms of the genus Corynebacterium with improved 5?-inosinic acid productivity.
    Type: Grant
    Filed: March 23, 2010
    Date of Patent: March 31, 2015
    Assignee: CJ Cheiljedang Corporation
    Inventors: Jeong Hwan Kim, Jung Gun Kwon, Tae Min Ahn, Soo Youn Hwang, Min Ji Baek, Na Ra Kwon, Nan Young Yoon, Ju Jeong Kim
  • Publication number: 20150071229
    Abstract: A method includes: executing an application prepared by an application programming interface (API) of a platform; and establishing a network connection. A first network connection is selected based on a determination that the application specifies a network connection, or a default network connection is selected, based on a determination that the application does not specify a network connection.
    Type: Application
    Filed: November 14, 2014
    Publication date: March 12, 2015
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jong-hyun YOON, Sang-su Nam, Jae-min Ahn, Dae-sung Cho, Hyun-gyoo Yook
  • Patent number: 8964173
    Abstract: A maskless exposure apparatus which precisely and rapidly measures positions of spot beams of a plurality of optical systems by calculating positions of respective BMSs using a plurality of FMs engraved on an FBA on a movable table. The centers of the respective BMSs are aligned with the centers of random FMs of the plurality of FMs. Thereafter, positions of spot beams irradiated from the plurality of optical systems are quickly and precisely measured using the positions of the respective BMSs and the positions of the FMs measured by the BMSs, thereby more quickly generating mask data to execute maskless exposures.
    Type: Grant
    Filed: August 15, 2012
    Date of Patent: February 24, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung Min Ahn, Min Seop Park
  • Publication number: 20150046040
    Abstract: An apparatus for driving a motor driven power steering (MDPS) may include: a first calculation unit configured to calculate a damping force gain based on an MDPS output current; a second calculation unit configured to calculate a damping force using vehicle speed and steering angle speed; and a damping force calculation unit configured to calculate a final damping force using the damping force gain calculated through the first calculation unit and the damping force calculated through the second calculation unit.
    Type: Application
    Filed: March 6, 2014
    Publication date: February 12, 2015
    Applicant: HYUNDAI MOBIS CO., LTD.
    Inventors: Sang Min AHN, Eun Kyung GU
  • Publication number: 20150019860
    Abstract: Disclosed are a method and a system for synchronizing and providing data requiring digital rights protection, to a portable device, wherein a contents providing server is connected with a contents synchronization server to which the portable device is connected.
    Type: Application
    Filed: September 30, 2014
    Publication date: January 15, 2015
    Applicant: INTELLECTUAL DISCOVERY CO., LTD.
    Inventors: Sung Min AHN, Wan Ho JANG, Woon Sang AN, Sang Hyun LEE
  • Patent number: 8904017
    Abstract: The mobile device includes a communication unit which performs communication through a network; and a control unit which executes an application prepared by an application programming interface (API) of the network function provided by a platform, and controls the communication unit to perform communication in accordance with a setup of a preferred network if the application includes the setup of the preferred network.
    Type: Grant
    Filed: December 1, 2010
    Date of Patent: December 2, 2014
    Assignee: Sansung Electronics Co., Ltd.
    Inventors: Jong-hyun Yoon, Sang-su Nam, Jae-min Ahn, Dae-sung Cho, Hyun-gyoo Yook