Patents by Inventor Chi-hyun In

Chi-hyun In 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).

  • Method for separating epitaxial layer from growth substrate
    Patent number: 9218967
    Abstract: The present invention provides a method for separating an epitaxial layer from a growth substrate, comprising growing an epitaxial layer including a plurality of layers on a growth substrate; etching an edge of at least one layer in the epitaxial layer to form a notch; forming a bonding layer on the epitaxial layer, contacting a bonding substrate onto the bonding layer, and then heating the bonding layer to a bonding temperature for joining the epitaxial layer and the bonding substrate; and cooling the bonding layer after the heating of the boding layer, so that the epitaxial layer and the bonding substrate are joined by the bonding layer, and the epitaxial layer is separated from the growth substrate, wherein the separating the epitaxial layer from the growth substrate starts with separation from the at least one layer where the notch is formed.
    Type: Grant
    Filed: November 27, 2012
    Date of Patent: December 22, 2015
    Assignee: Seoul Viosys Co., Ltd.
    Inventors: Daewoong Suh, Kyu Ho Lee, Jong Min Jang, Chi Hyun In
  • DATA PROCESSING METHOD AND ELECTRONIC DEVICE THEREOF
    Publication number: 20150347080
    Abstract: A method of operating an electronic device is provided. The method includes making a connection to another electronic device and switching to a particular mode, transmitting information on a request for switching to the particular mode to one or more wearable devices, receiving detection information from the wearable devices, and performing a function of the electronic device corresponding to the detection information.
    Type: Application
    Filed: May 28, 2015
    Publication date: December 3, 2015
    Inventors: Hyun-Seok SHIN, Chang-Ryong HEO, Dong-Il SON, Yong-Sang YUN, Chi-Hyun CHO, Jong-Chul CHOI
  • METHOD AND APPARATUS FOR USER AUTHENTICATION
    Publication number: 20150339468
    Abstract: A method is provided including: detecting, by an electronic device, at least one signal that is generated while a predetermined content is displayed on a display; identifying a security-related object associated with the content based on the signal; comparing, by the electronic device, information relating to the object with specified security setting information; and releasing a restriction on access to a resource based on an outcome of the comparison.
    Type: Application
    Filed: May 22, 2015
    Publication date: November 26, 2015
    Inventors: Dong Il SON, Jong Chul CHOI, Yang Wook KIM, Chi Hyun CHO, Pil Kyoo HAN, Chang Ryong HEO
  • METHOD OF PROCESSING IMAGE AND ELECTRONIC DEVICE THEREOF
    Publication number: 20150339861
    Abstract: A method of operating an electronic device is provided. The method includes detecting a movement of the electronic device, and changing a scale of a displayed image based on the movement.
    Type: Application
    Filed: May 26, 2015
    Publication date: November 26, 2015
    Inventors: Yong-Sang YUN, Chi-Hyun CHO, Jong-Chul CHOI, Chang-Ryong HEO
  • Watch with counterfeit detection function
    Patent number: 9164489
    Abstract: A wearable device such as a watch with a counterfeit detection function that include a display panel configured to display information (e.g., time); a UV LED unit arranged at an edge part of the display panel and configured to provide UV light which reacts with a fluorescent material; and a transparent cover positioned over the display panel so as to focus the UV light.
    Type: Grant
    Filed: October 14, 2014
    Date of Patent: October 20, 2015
    Assignee: SEOUL VIOSYS CO., LTD.
    Inventor: Chi Hyun In
  • EPITAXIAL LAYER WAFER HAVING VOID FOR SEPARATING GROWTH SUBSTRATE THEREFROM AND SEMICONDUCTOR DEVICE FABRICATED USING THE SAME
    Publication number: 20150295132
    Abstract: An epitaxial wafer includes a growth substrate, a mask pattern disposed on the growth substrate and comprising a masking region and an opening region, and an epitaxial layer covering the mask pattern and including a first void disposed on the masking region. The first void includes a lower void disposed between a lower surface of the epitaxial layer and the masking region, and an upper void extending from the lower void into the epitaxial layer, the lower void having a greater width than the upper void.
    Type: Application
    Filed: May 29, 2015
    Publication date: October 15, 2015
    Inventors: Jong Min JANG, Kyu Ho Lee, Chang Suk Han, Hwa Mok Kim, Daewoong Suh, Chi Hyun In, Jong Hyeon Chae
  • IDENTIFYING INPUT IN ELECTRONIC DEVICE
    Publication number: 20150242015
    Abstract: Disclosed herein are a method and electronic device for handling input. A first electronic device detects input and identified whether the input is associated with a second electronic device based on set information for distinguishing inputs.
    Type: Application
    Filed: December 16, 2014
    Publication date: August 27, 2015
    Inventors: Chi-Hyun CHO, Chang-Ryong HEO, Ken-Hyung PARK, Sae-Rome KIM, Kyung-Hee LEE, Kun-Woo BAEK
  • METHOD FOR DISPLAYING IMAGE INFORMATION AND ELECTRONIC DEVICE THEREOF
    Publication number: 20150228048
    Abstract: An apparatus and method for are configured to display image information in an electronic device. The method for displaying image information includes: deactivating a processor when the electronic device operates in a low-power mode; activating the processor to generate image data when an activation period is reached; displaying image information corresponding to the image data on a display unit; and deactivating the processor. Various other embodiments are also possible.
    Type: Application
    Filed: February 6, 2015
    Publication date: August 13, 2015
    Inventors: Chang-Ryong Heo, Ken-Hyung Park, Hyun-Seok Shin, Kyung-Hee Lee, Chi-Hyun Cho, Oh-Yong Kwon
  • LIGHT EMITTING DIODE AND METHOD OF MANUFACTURING THE SAME
    Publication number: 20150200334
    Abstract: A light-emitting diode including a substrate, a first semiconductor layer disposed on the substrate, an active layer disposed on the first semiconductor layer, a second semiconductor layer disposed on the active layer and having a conductivity type different than that of the first semiconductor layer, and a reflective pattern disposed on the second semiconductor layer and configured to reflect light emitted from the active layer, the reflective pattern having heterogeneous metal layers and configured to absorb stress caused by differences in coefficient of thermal expansion between the heterogeneous metal layers.
    Type: Application
    Filed: March 27, 2015
    Publication date: July 16, 2015
    Inventors: Jong Hyeon Chae, Jong Min Jang, Won Young Roh, Daewoong Suh, Dae Sung Cho, Joon Sup Lee, Kyu Ho Lee, Chi Hyun In
  • Epitaxial layer wafer having void for separating growth substrate therefrom and semiconductor device fabricated using the same
    Patent number: 9059012
    Abstract: An epitaxial wafer having a void for separation of a substrate and a semiconductor device fabricated using the same. The epitaxial wafer includes a substrate, a mask pattern disposed on the substrate and comprising a masking region and an opening region, and an epitaxial layer covering the mask pattern. The epitaxial layer includes a void disposed on the masking region. The epitaxial layer can be separated from the growth substrate by applying chemical lift-off or stress lift-off, at the void.
    Type: Grant
    Filed: December 13, 2013
    Date of Patent: June 16, 2015
    Assignee: Seoul Viosys Co., Ltd.
    Inventors: Jong Min Jang, Kyu Ho Lee, Chang Suk Han, Hwa Mok Kim, Daewoong Suh, Chi Hyun In, Jong Hyeon Chae
  • METHOD OF RECOGNIZING GESTURE THROUGH ELECTRONIC DEVICE, ELECTRONIC DEVICE, AND COMPUTER READABLE RECORDING MEDIUM
    Publication number: 20150160731
    Abstract: A method of performing a function of an electronic device, an electronic device, and a computer readable recording medium are provided. The method includes detecting a signal generated by a user gesture, identifying the user gesture by analyzing a waveform of the detected signal, and performing a function corresponding to the identified user gesture. The various embodiments of the present disclosure may be replaced by other embodiments.
    Type: Application
    Filed: April 10, 2014
    Publication date: June 11, 2015
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Yong-Sang YUN, Chi-Hyun CHO, Chang-Ryong HEO
  • Method of separating substrate and method of fabricating semiconductor device using the same
    Patent number: 9048348
    Abstract: A method of fabricating a semiconductor device, the method including: forming a first mask pattern including a masking region and an open region on a substrate; forming a sacrificial layer to cover the substrate and the first mask pattern; patterning the sacrificial layer to form a seed layer and to expose the first mask pattern; forming a second mask pattern on the exposed first mask pattern; forming an epitaxial layer on the seed layer and the second mask pattern, and forming a void between the second mask pattern and the epitaxial layer; and separating the substrate from the epitaxial layer.
    Type: Grant
    Filed: December 23, 2013
    Date of Patent: June 2, 2015
    Assignee: Seoul Viosys Co., Ltd.
    Inventors: Jong Min Jang, Hwa Mok Kim, Kyu Ho Lee, Chang Hoon Kim, Daewoong Suh, Chi Hyun In, Dae Seok Park, Jong Hyeon Chae
  • SLIDE SHOW-PROVIDING SYSTEM AND METHOD
    Publication number: 20150149908
    Abstract: A system and a method of providing metadata for a slide show to an external device are provided. The method includes determining a plurality of images for the slide show, grouping the determined plurality of images into a plurality of image groups, generating a plurality of metadata groups that respectively correspond to the plurality of image groups, and sequentially transmitting the generated plurality of metadata groups to the external device. The plurality of metadata groups include metadata regarding images included in an image group that corresponds to the plurality of metadata groups.
    Type: Application
    Filed: November 19, 2014
    Publication date: May 28, 2015
    Inventors: Dae-ho LEE, Chi-hyun CHO, Myeong-gi JEONG
  • USER TERMINAL DEVICE, METHOD AND NETWORK SYSTEM FOR DISPLAYING WEBPAGE
    Publication number: 20150134732
    Abstract: A terminal apparatus for displaying a web page, a method and a network system thereof are provided. The web page display method of the terminal apparatus includes displaying the web page, transmitting information of the displayed web page to at least one peripheral terminal apparatus such that the web page may be displayed on the at least one peripheral terminal apparatus, one of changing and editing the web page according to first control information regarding the web page, transmitting the first control information to the at least one peripheral terminal apparatus, receiving second control information regarding the web page from the at least one peripheral terminal apparatus, and one of changing and editing the web page according to the second control information.
    Type: Application
    Filed: October 27, 2014
    Publication date: May 14, 2015
    Inventors: Chi-hyun CHO, Kil-su EO
  • METHOD AND APPARATUS FOR CONNECTING COMMUNICATION OF ELECTRONIC DEVICES
    Publication number: 20150134743
    Abstract: A method and an apparatus for connecting communication through an electronic device are provided. The method includes identifying situation information related to the electronic device, based on the situation information, communicating with a first external device, based on communication with the first external device, acquiring connection information on the first external device, and providing the connection information to a second external device communicating with the electronic device such that the first external device and the second external device subsequently directly communicate with each other using the connection information.
    Type: Application
    Filed: November 14, 2014
    Publication date: May 14, 2015
    Inventors: Chang-Ryong HEO, Kyung-Hee LEE, Chi-Hyun CHO, Ken-Hyung PARK
  • METHOD AND APPARATUS FOR PROVIDING APPLICATION INFORMATION
    Publication number: 20150135086
    Abstract: A method for providing application information in an electronic device includes providing at least one application item including information regarding a corresponding application, by using a first specified area of a display operatively coupled to an electronic device, identifying or selecting at least one item from the at least one application item, providing execution information of an application corresponding to the at least one item via a second specified area of the display based on the identifying, and providing additional information related to the execution information via the first specified area, based on the execution information. Other embodiments are also possible.
    Type: Application
    Filed: November 12, 2014
    Publication date: May 14, 2015
    Inventors: Kyung-Hee Lee, Chang-Ryong Heo, Ken-Hyung Park, Chi-Hyun Cho, Kun-Woo Baek
  • WATCH WITH COUNTERFEIT DETECTION FUNCTION
    Publication number: 20150103634
    Abstract: A wearable device such as a watch with a counterfeit detection function that include a display panel configured to display information (e.g., time); a UV LED unit arranged at an edge part of the display panel and configured to provide UV light which reacts with a fluorescent material; and a transparent cover positioned over the display panel so as to focus the UV light.
    Type: Application
    Filed: October 14, 2014
    Publication date: April 16, 2015
    Inventor: Chi Hyun In
  • Method and apparatus for manufacturing nails
    Patent number: 8998733
    Abstract: A nail-forming apparatus and method to rapidly form nails typically with circular heads is provided. One aspect relates to a sequential wire piece positioner configured for sequentially positioning wire pieces respectively adjacent a plurality of nail head formers. The wire piece positioner may include several carriages related to moving and forming the wire pieces.
    Type: Grant
    Filed: April 22, 2011
    Date of Patent: April 7, 2015
    Assignee: Zeus Techno Inc
    Inventor: Chi Hyun Kim
  • LIGHT EMITTING DIODE CHIP AND LIGHT EMITTING DEVICE HAVING THE SAME
    Publication number: 20150091042
    Abstract: A light emitting diode (LED) chip can include: a first pattern region having one or more curved parts; and a second pattern region at least partially surrounding the first pattern region. The first pattern region can include a first conductive type nitride-based semiconductor layer, an active layer, a second conductive type nitride-based semiconductor layer, a top electrode layer, and a top bump layer stacked over a substrate, the second pattern region can include a first conductive type nitride-based semiconductor layer, a bottom electrode layer, and a bottom bump layer stacked over the substrate, and the first pattern region can include one or more protrusion patterns formed in the one or more curved part.
    Type: Application
    Filed: September 26, 2014
    Publication date: April 2, 2015
    Inventors: Chang Hoon Kim, Sang Min Kim, Chi Hyun In, Hong Suk Cho, Dae Seok Park
  • METHOD OF PROVIDING NOTIFICATION AND ELECTRONIC DEVICE THEREOF
    Publication number: 20150061862
    Abstract: A method of providing notification information in an electronic device includes establishing a wireless communication between the electronic device and an external device, detecting an event to be notified in the electronic device, obtaining a status of the electronic device, and determining whether to transmit an notification on the event to an external device, based on the status of the electronic device. An electronic device includes a transceiver configured to establish a wireless communication between the electronic device and an external device, and a processor configured to detect an event to be notified in the electronic device, obtain a status of the electronic device, and determine whether to transmit an notification on the event to an external device, based on the status of the electronic device. Other embodiments are also disclosed.
    Type: Application
    Filed: September 3, 2014
    Publication date: March 5, 2015
    Inventors: Kyung-Hee Lee, Sung-Hyuk Shin, Ken-Hyung Park, Ki-Huk Lee, Chi-Hyun Cho, Chang-Ryong Heo