Patents by Inventor Jun Ho Choi

Jun Ho Choi 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: 9263711
    Abstract: An organic light-emitting display device and a method of manufacturing the organic light-emitting display device are provided. The organic light-emitting display device includes a plurality of pixels each including: a first region including a light-emitting region for emitting light, a first electrode and an emission layer covering the first electrode being located in the light-emitting region; and a second region including a transmissive region for transmitting external light through the display device. The display device also includes: a third region between the pixels; a first auxiliary layer in the first and third regions; a second electrode on the first auxiliary layer in the first and third regions; a second auxiliary layer covering the second electrode and located in the first and second regions and not in the third region; and a third electrode on the second electrode in the third region.
    Type: Grant
    Filed: March 19, 2015
    Date of Patent: February 16, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jun-Ho Choi, Jin-Koo Chung, Seong-Min Kim
  • Publication number: 20160043154
    Abstract: An OLED device and a method of manufacturing the same, the OLED device including a substrate having a pixel area and a transmission area; a pixel circuit on the pixel area; a first electrode on the pixel area and being electrically connected to the pixel circuit; a first organic layer extending continuously on the pixel area and the transmission area and covering the first electrode; an emitting layer selectively on a portion of the first organic layer on the pixel area; a second organic layer extending continuously on the pixel and transmission areas and covering the emitting layer; and a third organic layer selectively on the transmission area, the third organic layer including a non-emitting material that has a different transmittance from that of the emitting layer; and a second electrode extending continuously on the pixel area and the transmission area and covering the second and third organic layers.
    Type: Application
    Filed: February 12, 2015
    Publication date: February 11, 2016
    Inventors: Jun-Ho CHOI, Jin-Koo CHUNG, Eun-Kyoung NAM, Young-Woo SONG
  • Patent number: 9257667
    Abstract: An organic light-emitting display apparatus includes a substrate including a display area and a peripheral area surrounding the display area, a plurality of pixels being disposed in the display area, a plurality of first electrodes in the display area, a plurality of stripe-shaped second electrodes in the display area, the second electrodes extending in a first direction and being spaced apart from each other in a second direction crossing the first direction, and each of the plurality of the second electrodes having an uneven thickness along a third direction inside the display area, an intermediate layer between corresponding first and second electrodes, the intermediate layer having a light-emitting layer, and a connection wiring in the peripheral area, the connection wiring electrically connecting the plurality of the second electrodes with each other.
    Type: Grant
    Filed: March 27, 2014
    Date of Patent: February 9, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kwan-Hyun Cho, Jin-Koo Chung, Jun-Ho Choi
  • Publication number: 20160029177
    Abstract: Confusion between service providers due to the technical limitation of a GPS sensor included in a wireless communication device of a service user is avoided. A data transmission device connected to a server and for transmitting visit data to a wireless communication device is disclosed. The data transmission device may include a button part, when pressed, for transmitting to the server visit data of the wireless communication device; and touch screen touching parts connected to the button part so as to input an electrical signal to a touch screen of the wireless communication device. The visit data may be transmitted to the wireless communication device from the server when the button is pressed and an electric signal is input to the touch screen. The at least one touch screen touching part may include a plurality of touch screen touching parts, and each of the data transmission devices in a predetermined area may have different layouts of the touch screen touching parts.
    Type: Application
    Filed: November 21, 2013
    Publication date: January 28, 2016
    Inventors: Sang Jun PARK, Yeong Woong PARK, Sung Ho PARK, Jun Ho CHOI
  • Patent number: 9245934
    Abstract: An organic light-emitting display apparatus includes a plurality of pixels, a plurality of first electrodes, a plurality of second electrodes, an intermediate layer, a third electrode, an auxiliary layer, and a fourth electrode. Each pixel includes a first region that emits light in a first direction and a second region that emits light in a second direction that is opposite to the first direction. The first electrodes are respectively located in the first region of each of the pixels. The second electrodes are respectively located in the second region of each of the plurality of pixels. The intermediate layer is on the plurality of first electrodes and the plurality of second electrodes, and includes an organic emission layer. The third electrode is on the intermediate layer and in the first and second regions. The fourth electrode is in the first region and contacts the third electrode.
    Type: Grant
    Filed: July 21, 2014
    Date of Patent: January 26, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jin-Koo Chung, Sang-Hoon Yim, Jun-Ho Choi, Kyung-Ho Kim, Seong-Min Kim, Kwan-Hyun Cho
  • Patent number: 9245936
    Abstract: Provided is a multi-display apparatus. The multi-display apparatus includes a first display including a region configured to allow external light to pass therethrough, a first module electrically coupled to the first display unit, a second display coupled to the first display, the second display overlapping the first module and being configured to not allow external light to pass therethrough, and a second module electrically coupled to the second display.
    Type: Grant
    Filed: July 26, 2013
    Date of Patent: January 26, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jun-Ho Choi, Jin-Koo Chung, Sang-Hoon Yim, Seong-Min Kim
  • Patent number: 9245931
    Abstract: An organic light-emitting diode (OLED) display is disclosed. In one aspect, the OLED display includes a plurality of pixels and each pixel includes a first area configured to emit light and a second area configured to transmit external light therethrough. Each pixel also includes a first electrode formed in the first area and an organic layer formed in the first area and the second area, wherein the organic layer covers the first electrode. Each pixel further includes a second electrode covering at least the organic layer formed in the first area and having a first opening exposing at least a portion of the organic layer formed in the second area. A reflection prevention layer is formed substantially covering the organic layer formed in the second area. The reflection prevention layer has a refractive index lower than that of the organic layer.
    Type: Grant
    Filed: August 26, 2014
    Date of Patent: January 26, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kwan-Hyun Cho, Jin-Koo Chung, Jun-Ho Choi
  • Patent number: 9231030
    Abstract: An organic light-emitting display device includes a thin film transistor, a first insulating layer, a first electrode a second insulating layer, an organic emission layer, a second electrode, a first auxiliary layer in a first region on the second electrode and having a first edge, a third electrode in a second region, on the second electrode and having a second edge contacting the first edge of the first auxiliary layer, and a second auxiliary layer on at least the first region and having a refractive index higher than the first auxiliary layer.
    Type: Grant
    Filed: July 24, 2013
    Date of Patent: January 5, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jun-Ho Choi, Jin-Koo Chung, Seong-Min Kim
  • Publication number: 20150380687
    Abstract: An organic light emitting display apparatus includes a substrate, an encapsulation member facing the substrate, a plurality of pixels between the substrate and the encapsulation member, each pixel including a light emission area and a non-emission area, a first electrode overlapping at least the light emission area, an intermediate layer on the first electrode and including an organic emission layer, a second electrode on the intermediate layer, and a reflective member on a bottom surface of the encapsulation member, the bottom surface of the encapsulation member facing the substrate, and the reflective member including an opening corresponding to the light emission area, and a reflective surface around the opening and corresponding to the non-emission area.
    Type: Application
    Filed: September 10, 2015
    Publication date: December 31, 2015
    Inventors: Sang-Hoon YIM, Seong-Min KIM, Kwan-Hyun CHO, Kyung-Ho KIM, Jun-Ho CHOI, Jin-Koo CHUNG, Young-Woo SONG
  • Publication number: 20150357383
    Abstract: An organic light emitting display device may include a substrate and a plurality of pixels. The plurality of pixels may be arranged on the substrate, and each of the pixels may include an opaque region and a transparent region. Here, the opaque region may include a first sub-pixel region in which a first sub-pixel is disposed, a second sub-pixel region in which a second sub-pixel is disposed, a third sub-pixel region in which a third sub-pixel is disposed, and a wiring region in which a plurality of wirings is arranged. A sub-pixel region among the first sub-pixel region, the second sub-pixel region, and the third sub-pixel region is overlapped with the wiring region.
    Type: Application
    Filed: November 11, 2014
    Publication date: December 10, 2015
    Inventors: Jin-Koo CHUNG, Jun-Ho CHOI, Young-Woo SONG
  • Publication number: 20150357382
    Abstract: An organic light emitting display device including: a first emission area including a first organic light emitting diode; a second emission area arranged adjacent to the first emission area and not overlapping with the first emission area, the second emission area including a second organic light emitting diode; a pixel circuit unit electrically connected to the first organic light emitting diode and the second organic light emitting diode; and a transmissive area adjacent to the first and second emission areas and not overlapping with the first and second emission areas, the transmissive area configured to transmit external light therethrough.
    Type: Application
    Filed: August 14, 2015
    Publication date: December 10, 2015
    Inventors: Jin-Koo Chung, Jun-Ho Choi, Seong-Min Kim
  • Publication number: 20150339697
    Abstract: A method and apparatus for validating a service user's visit to a service-providing place are provided. According to an exemplary embodiment, a data transmission device, which is connected to a server and transmits visit data to a wireless communication device, is provided. The data transmission unit includes: a handle unit, which is formed of a conductive material; a button unit, which is connected to the handle unit and transmits data indicating that visit data is to be transmitted to the wireless communication device to the server in response to a button thereof being pressed; and a touch screen touch unit which is connected to the button unit and allows an electric signal to be input to a touch screen of the wireless communication device, wherein the visit data is transmitted to the wireless communication device if the button is pressed and an electric signal is input to the touch screen.
    Type: Application
    Filed: November 20, 2013
    Publication date: November 26, 2015
    Inventors: Sang Jun PARK, Yeong Woong PARK, Sung Ho PARK, Jun Ho CHOI
  • Patent number: 9196833
    Abstract: A method of manufacturing an organic light-emitting display apparatus includes: forming light-emitting regions on a substrate; forming an organic light-emitting layer on the light-emitting regions; forming a counter electrode on the organic light-emitting layer; and forming an auxiliary electrode electrically connected to the counter electrode. A thickness of the auxiliary electrode is different from a thickness of the counter electrode. Formation of the counter electrode and formation of the auxiliary electrode are achieved via a small mask scanning (SMS) deposition method using the same mask.
    Type: Grant
    Filed: December 9, 2013
    Date of Patent: November 24, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin-Koo Chung, Jun-Ho Choi, Seong-Min Kim
  • Publication number: 20150312711
    Abstract: Provided is a method and system for ensuring that a service user has actually visited a service providing store. According to an embodiment, there is provided a system for recording visit data of a wireless communication device. The system includes: an electronic device which includes one or more sensors that can recognize locations and motions; the wireless communication device which includes one or more sensors that can recognize locations and motions; and a server which transmits to the wireless communication device data indicating that the wireless communication device has visited a location where the electronic device is installed if it is sensed by the sensors of the electronic device and the sensors of the wireless communication device that the electronic device and the wireless communication device exist within a predetermined distance range and that predetermined motion conditions have been executed.
    Type: Application
    Filed: November 20, 2013
    Publication date: October 29, 2015
    Applicant: 2GATHER INC.
    Inventors: Sang Jun PARK, Yeong Woong PARK, Sung Ho PARK, Jun Ho CHOI
  • Publication number: 20150295177
    Abstract: A display substrate and a method of manufacturing the same. The display substrate includes a substrate including an active area and an inactive area, an organic light-emitting diode (OLED) unit disposed on the active area of the substrate, and a transmittance measurement pattern unit disposed on the inactive area of the substrate. The transmittance measurement pattern unit includes a deposition assistant layer pattern disposed on the substrate.
    Type: Application
    Filed: June 25, 2015
    Publication date: October 15, 2015
    Inventors: Seong Min Kim, Jun Ho Choi
  • Publication number: 20150280166
    Abstract: An organic light-emitting display apparatus includes: a substrate; pixels defined on the substrate, where each pixel includes a first region including a light-emitting region and a second region including a transmission region; a third region defined on the substrate disposed between the pixels; first electrodes disposed in the pixels on the substrate, respectively, where each first electrode is disposed in the first region of a corresponding pixel; an organic emission layer disposed to cover the first electrodes; a first auxiliary layer disposed on the organic emission layer in the second region and which exposes the first region; a second electrode disposed on the organic emission layer in the first region; a second auxiliary layer disposed in the first and second regions and which exposes the third region; and a third electrode disposed in the third region and in contact with the second electrode.
    Type: Application
    Filed: June 16, 2015
    Publication date: October 1, 2015
    Inventors: Jin-Koo Chung, Jun-Ho Choi, Kwan-Hyun Cho
  • Patent number: 9147862
    Abstract: A method of manufacturing an organic light emitting display device includes defining pixels on a substrate, each of the pixels including a first area in which light is emitted in a first direction and a second area in which light is emitted in a second direction opposite the first direction; forming first electrodes respectively disposed in the first area of each of the pixels; forming a sacrificial layer in the first area and the second area of each pixel to cover the first electrodes; forming openings in the sacrificial layer to open a patterning area in the respective second area of each of the pixels; forming a conductive layer on the patterning areas and the sacrificial layer; removing the sacrificial layer; forming an intermediate layer including an organic emitting layer; and forming a third electrode on the intermediate layer.
    Type: Grant
    Filed: January 14, 2014
    Date of Patent: September 29, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kyung-Ho Kim, Jin-Koo Chung, Jun-Ho Choi
  • Patent number: 9134750
    Abstract: An embedded multimedia card (eMMC) communicating with a host includes; a latch circuit that receives and latches a data signal according to either a first edge or a second edge of a clock to thereby generate a latched data signal, and a start bit detector that detects in the latched data signal a start bit and provides a valid data signal from a portion of the latched data signal following the start bit.
    Type: Grant
    Filed: September 13, 2013
    Date of Patent: September 15, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young Gyu Kang, Sung Ho Seo, Myung Sub Shin, Kyung Phil Yoo, Jung Pil Lee, Jun Ho Choi
  • Patent number: 9136440
    Abstract: An organic light emitting display apparatus includes a substrate, an encapsulation member facing the substrate, a plurality of pixels between the substrate and the encapsulation member, each pixel including a light emission area and a non-emission area, a first electrode overlapping at least the light emission area, an intermediate layer on the first electrode and including an organic emission layer, a second electrode on the intermediate layer, and a reflective member on a bottom surface of the encapsulation member, the bottom surface of the encapsulation member facing the substrate, and the reflective member including an opening corresponding to the light emission area, and a reflective surface around the opening and corresponding to the non-emission area.
    Type: Grant
    Filed: December 17, 2013
    Date of Patent: September 15, 2015
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sang-Hoon Yim, Seong-Min Kim, Kwan-Hyun Cho, Kyung-Ho Kim, Jun-Ho Choi, Jin-Koo Chung, Young-Woo Song
  • Publication number: 20150243725
    Abstract: A method of manufacturing an organic light emitting display apparatus is provided. A plurality of first electrodes is formed on a substrate. An intermediate layer including an emission layer is formed on the plurality of first electrodes. A deposition mold including a plurality of auxiliary patterning lines is formed by performing a deposition process twice using a mask. The mask includes a plurality of aperture sets, each of the plurality of aperture sets corresponding to part of each of the plurality of auxiliary patterning lines. A plurality of second electrodes is formed on the intermediate layer by depositing a conductive material into the deposition mold.
    Type: Application
    Filed: May 8, 2015
    Publication date: August 27, 2015
    Inventors: Jin-Koo Chung, Jun-Ho Choi Choi, Seong-Min Kim