Patents by Inventor Jae-Goo Lee

Jae-Goo Lee 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: 20150115231
    Abstract: An organic light-emitting device having a resonance structure includes a substrate; a first electrode and a second electrode on the substrate and facing each other; an emission layer between the first electrode and the second electrode; a first hole transport layer between the first electrode and the emission layer; and a second hole transport layer between the first hole transport layer and the emission layer. An electron mobility of the second hole transport layer is 5 times to 100 times greater than an electron mobility of the first hole transport layer, and a thickness of the second hole transport layer corresponds to a resonance distance of a wavelength of emission light of the emission layer.
    Type: Application
    Filed: April 9, 2014
    Publication date: April 30, 2015
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae-Goo Lee, Young-Mo Koo, Min-Woo Lee, Woo-Sik Jeon
  • Patent number: 9006772
    Abstract: An organic light emitting diode (OLED) lighting apparatus includes a light emitting panel including an organic light emitting diode, a housing for housing the light emitting panel, a cover coupled to the housing and covering a front-side edge of the light emitting panel, a plurality of pins disposed between the housing and the light emitting panel and supporting an edge of the light emitting panel, and at least one contact bar disposed between the plurality of pins and a back-side edge of the light emitting panel.
    Type: Grant
    Filed: March 26, 2012
    Date of Patent: April 14, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae-Goo Lee, Doo-Hwan Kim, Min-Woo Lee, Sung-Jin Choi, Young-Mo Koo
  • Patent number: 8999018
    Abstract: Provided are an apparatus and a method for rapidly producing a synthetic gas from a bio-diesel byproduct using microwave plasma, in which, while a plasma flame is generated by a plasma generator and waste glycerin, a bio-diesel byproduct, as fuel, is gasified by being supplied to the generated plasma flame of high temperature, the fuel is supplied in various types to increase the contact time or the contact area with the plasma flame and thus promote gasification thereof and the contents of steam and oxygen supplied and the plasma power are controlled to increase the collection amount of combustible gas and thus allow rapid production of the synthetic gas.
    Type: Grant
    Filed: August 22, 2013
    Date of Patent: April 7, 2015
    Assignee: Korea Institute of Energy Research
    Inventors: Sang Jun Yoon, Jae Goo Lee, Yong Ku Kim
  • Publication number: 20150060993
    Abstract: A nonvolatile memory device includes a substrate, a channel layer protruding from the substrate, a gate conductive layer surrounding the channel layer, a gate insulating layer disposed between the channel layer and the gate conductive layer, and a first insulating layer spaced apart from the channel layer and disposed on the top and bottom of the gate conductive layer. The gate insulating layer extends between the gate conductive layer and the first insulating layer.
    Type: Application
    Filed: October 31, 2014
    Publication date: March 5, 2015
    Inventors: Jae-goo Lee, Young-woo Park, Byung-kwan You, Dong-sik Lee, Sang-yong Park
  • Patent number: 8970465
    Abstract: Methods of driving source lines and/or circuits/systems for driving source lines are provided. Source lines of a display device are driven by comparing first data for driving a first buffer associated with a first source line of the display device and second data for driving a second buffer associated with a second source line of the display device and selectively disabling the second buffer and driving the second source line of the display device with the first buffer based on the comparison of the first and second data.
    Type: Grant
    Filed: September 5, 2013
    Date of Patent: March 3, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jae Hyuck Woo, Jae Goo Lee
  • Patent number: 8972811
    Abstract: A panel driving circuit that produces a panel test pattern and a method of testing a panel are provided. The driving circuit includes a pattern generation unit and a selection unit. The pattern generation unit responds to a system clock and produces pattern test data and pattern test signals. The selection unit responds to a test signal and selects and outputs either (a) the pattern test data and the pattern test signals that are outputted from the pattern generation unit, or (b) the pattern test data and pattern test signals that are directly applied from the outside. The driving circuit and the method of the panel test generates the panel test data, the horizontal synchronizing signal, the vertical synchronizing signal, and the data activating signal within the driving circuit using a system clock so that the testing of the panel can be carried out without using a separate test device.
    Type: Grant
    Filed: December 2, 2013
    Date of Patent: March 3, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Won-Sik Kang, Jae-Goo Lee
  • Patent number: 8969947
    Abstract: A memory device includes a substrate, a semiconductor column extending perpendicularly from the substrate and a plurality of spaced-apart charge storage cells disposed along a sidewall of the semiconductor column. Each of the storage cells includes a tunneling insulating layer disposed on the sidewall of the semiconductor column, a polymer layer disposed on the tunneling insulating layer, a plurality of quantum dots disposed on or in the polymer layer and a blocking insulating layer disposed on the polymer layer.
    Type: Grant
    Filed: March 7, 2011
    Date of Patent: March 3, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jae-goo Lee, Jung-dal Choi, Young-woo Park
  • Patent number: 8952443
    Abstract: A 3D semiconductor device includes an electrode structure has electrodes stacked on a substrate, semiconductor patterns penetrating the electrode structure, charge storing patterns interposed between the semiconductor patterns and the electrode structure, and blocking insulating patterns interposed between the charge storing patterns and the electrode structure. Each of the blocking insulating patterns surrounds the semiconductor patterns, and the charge storing patterns are horizontally spaced from each other and configured in such a way as to each be disposed around a respective one of the semiconductor patterns. Also, each of the charge storing patterns includes a plurality of horizontal segments, each interposed between vertically adjacent ones of the electrodes.
    Type: Grant
    Filed: August 31, 2011
    Date of Patent: February 10, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-Il Chang, Young Woo Park, Jae Goo Lee
  • Publication number: 20150008499
    Abstract: A vertical semiconductor device includes a channel structure extending from a substrate in a first direction perpendicular to an upper surface of the substrate, and a ground selection line, word lines, and a string selection line sequentially formed on a side surface of the channel structure in the first direction to be separated from one another. The channel structure includes a protruding region formed in a side wall portion of the channel structure between the ground selection line and the upper surface of the substrate, the protruding region protruding in a horizontal direction perpendicular to the first direction.
    Type: Application
    Filed: May 2, 2014
    Publication date: January 8, 2015
    Inventors: Jae-goo Lee, Young-woo Park, Jin-taek Park
  • Patent number: 8922114
    Abstract: A white light-emitting device includes a first electrode; a first barrier rib on the first electrode including a first color conversion material; a second barrier rib on the first electrode spaced apart from the first barrier rib and including a second color conversion material; a third color layer between the first barrier rib and the second barrier rib that emits white light when light emitted from the third color layer is combined with light emitted from first color conversion material and light emitted from the second color conversion material; and a second electrode on the first barrier rib, the second barrier rib, and the third color layer.
    Type: Grant
    Filed: March 12, 2013
    Date of Patent: December 30, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Min-Woo Lee, Young-Mo Koo, Jae-Goo Lee, Woo-Sik Jeon
  • Publication number: 20140346453
    Abstract: An organic light emitting display device includes a first electrode on a substrate, an auxiliary electrode on the substrate, the auxiliary electrode being spaced apart from the first electrode, a protrusion on the auxiliary electrode, a pixel defining layer overlapping end portions of the first electrode and of the auxiliary electrode, the pixel defining layer separating the first electrode from the auxiliary electrode, an organic layer on the first electrode, and a second electrode on the organic layer, the protrusion electrically connecting the second electrode to the auxiliary electrode.
    Type: Application
    Filed: September 26, 2013
    Publication date: November 27, 2014
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Young-Mo KOO, Ok-Keun SONG, Min-Woo LEE, Jae-Goo LEE
  • Patent number: 8890317
    Abstract: An organic light emitting display device includes a first electrode on a substrate, an auxiliary electrode on the substrate, the auxiliary electrode being spaced apart from the first electrode, a protrusion on the auxiliary electrode, a pixel defining layer overlapping end portions of the first electrode and of the auxiliary electrode, the pixel defining layer separating the first electrode from the auxiliary electrode, an organic layer on the first electrode, and a second electrode on the organic layer, the protrusion electrically connecting the second electrode to the auxiliary electrode.
    Type: Grant
    Filed: September 26, 2013
    Date of Patent: November 18, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Young-Mo Koo, Ok-Keun Song, Min-Woo Lee, Jae-Goo Lee
  • Patent number: 8877626
    Abstract: A nonvolatile memory device includes a substrate, a channel layer protruding from the substrate, a gate conductive layer surrounding the channel layer, a gate insulating layer disposed between the channel layer and the gate conductive layer, and a first insulating layer spaced apart from the channel layer and disposed on the top and bottom of the gate conductive layer. The gate insulating layer extends between the gate conductive layer and the first insulating layer.
    Type: Grant
    Filed: May 17, 2013
    Date of Patent: November 4, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jae-goo Lee, Young-woo Park, Byung-kwan You, Dong-sik Lee, Sang-yong Park
  • Publication number: 20140291631
    Abstract: An organic light emitting diode device includes a first electrode and a second electrode facing each other, a charge-generating layer interposed between the first electrode and the second electrode, a first light emitting unit that emits blue and is interposed between the first electrode and the charge-generating layer, and a second light emitting unit that emits white by combining the blue and is interposed between the second electrode and the charge-generating layer. The first light emitting unit includes a blue emission layer, a first charge transport layer disposed on one side of the blue emission layer and including an alkali metal complex compound and a first charge transport material, and a second charge transport layer disposed on one side of the first charge transport layer and including the alkali metal complex compound and a second charge transport material that has different charge mobility from the first charge transport material.
    Type: Application
    Filed: September 30, 2013
    Publication date: October 2, 2014
    Inventors: Min-Woo Lee, Young-Mo Koo, Jae-Goo Lee, Woo-Sik Jeon
  • Publication number: 20140269782
    Abstract: An apparatus for compensating for a skew is provided between data signals supplied through a plurality of data lines and a clock signal supplied through a clock line. A skew compensation apparatus includes a plurality of data receivers each configured to delay a data signal supplied through a corresponding data line based on associated phase difference data and to output the delayed data signal, a clock receiver configured to receive a clock signal supplied through a clock line, and a phase controller configured to select any one of the plurality of data receivers and to output, to the selected data receiver, a phase control signal configured to correct the phase difference data of the selected data receiver based on the phase difference between a data signal output from the selected data receiver and the clock signal.
    Type: Application
    Filed: March 12, 2014
    Publication date: September 18, 2014
    Applicant: Samsung Display Co., Ltd.
    Inventors: Hee-Sun Ahn, Jae-Goo Lee, Choong-Sun Shin, Young-Uk Won, In-Bok Song
  • Patent number: 8830220
    Abstract: A driving circuit of a display device is provided. The driving circuit applies a first external voltage to a source line of a display panel before a source driving voltage is applied to the source line and applies at least one second external voltage to a common electrode of the display panel before one between a first common voltage and a second common voltage is applied to the common electrode, thereby reducing the driving power of the display device.
    Type: Grant
    Filed: August 9, 2010
    Date of Patent: September 9, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jae Hyuck Woo, In-Suk Kim, Jae Goo Lee
  • Patent number: 8823753
    Abstract: A display driver circuit configured to be shared by three grey-scale voltage generators to be respectively used with red (R), green (G) and blue (B) colors. In particular, two of the three grey-scale voltage generators share first and second resistor strings, gamma voltage selectors, and gamma adjustment buffers provided in the other grey-scale voltage generator, thereby reducing the size and power consumption of the display driver circuit. Also, when only a single grey-scale voltage is output, it is possible to deactivate the grey-scale voltages provided by two of the grey-scale generators and further reduce power consumption.
    Type: Grant
    Filed: March 3, 2010
    Date of Patent: September 2, 2014
    Assignee: Samsung Electronics Co., Ltd
    Inventors: In-Suk Kim, Jae-Goo Lee, Jae-Hyuck Woo
  • Patent number: 8783935
    Abstract: An organic light emitting diode lighting apparatus is disclosed. The apparatus includes: a light emitting panel including an organic light emitting diode, a receiver receiving the light emitting panel, a cover coupled with the receiver to cover a front edge of the light emitting panel, at least one permanent magnet disposed on the receiver or the cover, and at least one of electromagnet disposed on the receiver or the cover member.
    Type: Grant
    Filed: March 2, 2012
    Date of Patent: July 22, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae-Goo Lee, Doo-Hwan Kim, Min-Woo Lee
  • Publication number: 20140138630
    Abstract: In an aspect, an organic light-emitting display apparatus including: a substrate; at least one color filter formed on the substrate; an overcoat layer covering the at least one color filter; a first passivation layer formed on the overcoat layer; a light scattering layer formed on the first passivation layer; a first electrode formed on the light scattering layer; a second electrode facing the first electrode; and an organic layer located between the first and second electrodes is provided.
    Type: Application
    Filed: February 25, 2013
    Publication date: May 22, 2014
    Applicant: Samsung Display Co., Ltd.
    Inventors: Min-Woo Lee, Young-Mo Koo, Jae-Goo Lee, Woo-Sik Jeon
  • Publication number: 20140124761
    Abstract: A thin film transistor array panel according to an exemplary embodiment includes: a substrate; a thin film transistor positioned on the substrate; a first electrode connected to the thin film transistor; and a diffractive layer positioned between the substrate and the thin film transistor. The diffractive layer is positioned within a boundary line of semiconductors of the thin film transistor.
    Type: Application
    Filed: October 25, 2013
    Publication date: May 8, 2014
    Inventors: Woo-Sik Jeon, Young-Mo Koo, Min-Woo Lee, Jae-Goo Lee