Patents by Inventor Yong-wan Jin

Yong-wan Jin 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).

  • ORGANIC PHOTOELECTRONIC DEVICE AND IMAGE SENSOR
    Publication number: 20150162548
    Abstract: Disclosed are an organic photoelectronic device including a first electrode and a second electrode facing each other and an active layer interposed between the first electrode and the second electrode, wherein the active layer includes a p-type semiconductor compound represented by the formula C22R1—R12O2N2 and an n-type semiconductor compound having a maximum absorption peak at a wavelength region of about 500 nm to about 600 nm, and an image sensor including the organic photoelectronic device.
    Type: Application
    Filed: October 23, 2014
    Publication date: June 11, 2015
    Inventors: Seon-Jeong LIM, Kyung Bae PARK, Dong-Seok LEEM, Moon Gyu HAN, Kyu Sik KIM, Takkyun RO, Kwang Hee LEE, Yong Wan JIN, Chul Joon HEO
  • Method of manufacturing reflective color filter
    Patent number: 9013658
    Abstract: Provided is a method of manufacturing a reflective color filter. According to the method, the reflective color filter may reflect light having a desired wavelength by controlling the distance between colloidal particles. The method of manufacturing a reflective color filter may include forming colloidal particles having a charged surface, forming colloidal crystals by controlling distances between the colloidal particles, and forming a photonic crystal composite by fixing the colloidal crystals having the colloidal particles.
    Type: Grant
    Filed: October 7, 2010
    Date of Patent: April 21, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Moon Gyu Han, Yong-wan Jin, Hong-seok Lee
  • Light emitting device having improved light extraction efficiency
    Patent number: 8987767
    Abstract: According to example embodiments, a light emitting device includes a transparent substrate, a transparent electrode on a transparent substrate, a transparent light extraction layer at least partially on the transparent electrode, a light emitting layer on the transparent electrode, and a reflective electrode on the light extraction layer and the light emitting layer. The light extraction layer and the light emitting layer may be alternately and repeatedly arranged between the transparent electrode and the reflective electrode.
    Type: Grant
    Filed: December 6, 2013
    Date of Patent: March 24, 2015
    Assignees: Samsung Electronics Co., Ltd., Corning Precision Materials Co., Ltd.
    Inventors: Gae-hwang Lee, Kyung-wook Park, Yoon-young Kwon, Jeong-woo Park, Mi-jeong Song, Yong-wan Jin
  • IMAGE SENSOR AND ELECTRONIC DEVICE INCLUDING THE SAME
    Publication number: 20150041940
    Abstract: An image sensor includes a semiconductor substrate integrated with at least one first photo-sensing device sensing light in a first wavelength region and at least one second photo-sensing device sensing light in a second wavelength region shorter than the first wavelength region, a photoelectric device including a pair of electrodes facing each other and a light absorption layer between the electrodes, the photoelectric device selectively absorbing light in a third wavelength region between the first wavelength region and the second wavelength region, and a nanostructural body between the semiconductor substrate and the photoelectric device, the nanostructural body including at least two parts having different optical paths.
    Type: Application
    Filed: February 6, 2014
    Publication date: February 12, 2015
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Gae Hwang LEE, Kyu Sik KIM, Yong Wan JIN
  • Semiconductor device, method of manufacturing the same, and electronic device including the semiconductor device
    Patent number: 8952356
    Abstract: An example embodiment relates to a semiconductor device including a semiconductor element. The semiconductor element may include a plurality of unit layers spaced apart from each other in a vertical direction. Each unit layer may include a patterned graphene layer. The patterned graphene layer may be a layer patterned in a nanoscale. The patterned graphene layer may have a nanomesh or nanoribbon structure. The semiconductor device may be a transistor or a diode. An example embodiment relates to a method of making a semiconductor device including a semiconductor element.
    Type: Grant
    Filed: November 9, 2011
    Date of Patent: February 10, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sun-kook Kim, Woong Choi, Yong-wan Jin
  • PRINTING SYSTEM, PRINTING APPARATUSES, AND METHODS OF FORMING NOZZLES OF PRINTING APPARATUSES
    Publication number: 20150035911
    Abstract: A printing apparatus includes: a flow channel plate including, a pressure chamber, a nozzle including an outlet through which ink contained in the pressure chamber is ejected, and a trench disposed around the nozzle, and the outlet extending into the trench; a piezoelectric actuator configured to provide a change in pressure to eject the ink contained in the pressure chamber; and an electrostatic actuator configured to provide an electrostatic driving force to the ink contained in the nozzle.
    Type: Application
    Filed: October 21, 2014
    Publication date: February 5, 2015
    Inventors: Young-ki HONG, Sung-gyu KANG, Jae-woo CHUNG, Seung-ho LEE, Joong-hyuk KIM, Yong-wan JIN
  • Organic electronic device
    Patent number: 8933441
    Abstract: An organic electronic device may include an organic semiconductor compound represented by the following Chemical Formula 1 or Chemical Formula 2. Each substituent of the above Chemical Formulas 1 and 2 may be the same as described in the detailed description.
    Type: Grant
    Filed: January 8, 2013
    Date of Patent: January 13, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong Won Chung, Bang Lin Lee, Jeong Il Park, Yong Wan Jin
  • Printing system, printing apparatuses, and methods of forming nozzles of printing apparatuses
    Patent number: 8898902
    Abstract: A printing apparatus includes: a flow channel plate including, a pressure chamber, a nozzle including an outlet through which ink contained in the pressure chamber is ejected, and a trench disposed around the nozzle, and the outlet extending into the trench; a piezoelectric actuator configured to provide a change in pressure to eject the ink contained in the pressure chamber; and an electrostatic actuator configured to provide an electrostatic driving force to the ink contained in the nozzle.
    Type: Grant
    Filed: September 5, 2012
    Date of Patent: December 2, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young-ki Hong, Sung-gyu Kang, Jae-woo Chung, Seung-ho Lee, Joong-hyuk Kim, Yong-wan Jin
  • Pixel circuit and display apparatus including the same
    Patent number: 8896567
    Abstract: A pixel circuit includes a first transistor that supplies a data signal to a first node in response to a scan signal. The pixel circuit may also include a capacitor that is connected between the first node and a ground voltage and a detecting unit that is connected in parallel with the capacitor. More so, the detecting unit may change a voltage of the first node by being activated in response to a mode signal. Also, the detecting unit may have resistance that varies according to an external stimulus. The pixel circuit may also include a second transistor that is complementarily activated with respect to the detecting unit in response to the mode signal, and that provides a voltage of the first node.
    Type: Grant
    Filed: April 28, 2011
    Date of Patent: November 25, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jung-Woo Kim, Yong-Wan Jin
  • Organic photoelectric material and organic photoelectric device and image sensor
    Patent number: 8890134
    Abstract: An organic photoelectric material may include a compound represented by the above Chemical Formula 1, and an organic photoelectric device and an image sensor including the organic photoelectric material.
    Type: Grant
    Filed: June 28, 2013
    Date of Patent: November 18, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kwang Hee Lee, Kyu Sik Kim, Kyung Bae Park, Dong-Seok Leem, Seon-Jeong Lim, Yong Wan Jin
  • Inkjet printing apparatus and method of forming nozzles
    Patent number: 8888244
    Abstract: A printing apparatus includes a first nozzle substrate having a first tapered nozzle unit aligned with a pressure chamber and a second nozzle substrate having a second tapered nozzle unit aligned with the first tapered nozzle unit and attached to the bottom of the first nozzle substrate.
    Type: Grant
    Filed: May 22, 2012
    Date of Patent: November 18, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-gyu Kang, Young-ki Hong, Joong-hyuk Kim, Seung-ho Lee, Jae-woo Chung, Yong-wan Jin
  • DISPLAY DEVICE INCLUDING THIN FILM TRANSISTOR
    Publication number: 20140252326
    Abstract: A display device according to example embodiments includes a first thin film transistor on a substrate, a second thin film transistor on the first thin film transistor, and a display unit electrically connected to at least one of the first thin film transistor and the second thin film transistor.
    Type: Application
    Filed: November 26, 2013
    Publication date: September 11, 2014
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Bon Won KOO, Kyoung Seok SON, Hye Yeon YANG, Bang Lin LEE, Yong Wan JIN, Joo-Young KIM, Jeong Il PARK, Eun Kyung LEE, Ji Youl LEE, Ji Young JUNG
  • Organic semiconductor composition, and transistor and electronic device including a polymer therefrom
    Patent number: 8816330
    Abstract: An organic composition for a semiconductor device includes a compound for an organic semiconductor device including a structural unit; and a metal-containing compound selected from a transition element-containing compound, a lanthanide-containing compound, and a combination thereof, which results in improved charge mobility due to a reduced grain boundary.
    Type: Grant
    Filed: June 22, 2011
    Date of Patent: August 26, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong Won Chung, Do-Hwan Kim, Bang Lin Lee, Jeong il Park, Yong Wan Jin, Sang Yoon Lee
  • LIGHT EMITTING DEVICE AND METHOD OF MANUFACTURING THE LIGHT EMITTING DEVICE
    Publication number: 20140191266
    Abstract: In one example embodiment, a light emitting device includes a transparent substrate and a transparent electrode on the transparent substrate, the transparent electrode comprising at least two transparent electrode layers, the at least two transparent electrode layers being successively stacked and having different refractive indices, the refractive index of one of the at least two transparent electrode layers that is closer to the transparent substrate being higher than the refractive index of the other one of the at least two transparent electrode layers. The light emitting device further includes a light emission layer on the transparent electrode and a reflective electrode on the light emission layer.
    Type: Application
    Filed: January 2, 2014
    Publication date: July 10, 2014
    Applicants: Samsung Corning Precision Materials Co., Ltd., Samsung Electronics Co., Ltd.
    Inventors: Gae-hwang LEE, Jeong-woo PARK, Yoon-young KWON, Kyung-wook PARK, Mi-jeong SONG, Young-Zo YOO, Yong-wan JIN
  • LIGHT EMITTING DEVICE HAVING IMPROVED LIGHT EXTRACTION EFFICIENCY
    Publication number: 20140167085
    Abstract: According to example embodiments, a light emitting device includes a transparent substrate, a transparent electrode on a transparent substrate, a transparent light extraction layer at least partially on the transparent electrode, a light emitting layer on the transparent electrode, and a reflective electrode on the light extraction layer and the light emitting layer. The light extraction layer and the light emitting layer may be alternately and repeatedly arranged between the transparent electrode and the reflective electrode.
    Type: Application
    Filed: December 6, 2013
    Publication date: June 19, 2014
    Applicants: SAMSUNG CORNING PRECISION MATERIALS CO., LTD., SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Gae-hwang LEE, Kyung-wook PARK, Yoon-young KWON, Jeong-woo PARK, Mi-jeong SONG, Yong-wan JIN
  • QUANTUM DOT PHOSPHOR FOR LIGHT EMITTING DIODE AND METHOD OF PREPARING THE SAME
    Publication number: 20140158938
    Abstract: Disclosed herein is a quantum dot phosphor for light emitting diodes, which includes quantum dots and a solid substrate on which the quantum dots are supported. Also, a method of preparing the quantum dot phosphor is provided. Since the quantum dot phosphor of the current invention is composed of the quantum dots supported on the solid substrate, the quantum dots do not aggregate when dispensing a paste obtained by mixing the quantum dots with a paste resin for use in packaging of a light emitting diode. Thereby, a light emitting diode able to maintain excellent light emitting efficiency can be manufactured.
    Type: Application
    Filed: February 14, 2014
    Publication date: June 12, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD
    Inventors: Eun Joo JANG, Mi Yang KIM, Hyung Kun KIM, Shin Ae JUN, Yong Wan JIN, Seong Jae CHOI
  • QUANTUM DOT PHOSPHOR FOR LIGHT EMITTING DIODE AND METHOD OF PREPARING THE SAME
    Publication number: 20140158979
    Abstract: Disclosed herein is a quantum dot phosphor for light emitting diodes, which includes quantum dots and a solid substrate on which the quantum dots are supported. Also, a method of preparing the quantum dot phosphor is provided. Since the quantum dot phosphor of the current invention is composed of the quantum dots supported on the solid substrate, the quantum dots do not aggregate when dispensing a paste obtained by mixing the quantum dots with a paste resin for use in packaging of a light emitting diode. Thereby, a light emitting diode able to maintain excellent light emitting efficiency can be manufactured.
    Type: Application
    Filed: February 14, 2014
    Publication date: June 12, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD
    Inventors: Eun Joo JANG, Mi Yang KIM, Hyung Kun KIM, Shin Ae JUN, Yong Wan JIN, Seong Jae CHOI
  • Color filter and display devices including the same
    Patent number: 8749735
    Abstract: A color filter and display devices using the same are provided, the color filter includes a first electrode and a second electrode spaced apart from each other; and a variable filter layer between the first electrode and the second electrode. The variable filter layer includes a polymer, liquid crystal dispersed in the polymer, and a plurality of color display materials mixed in the liquid crystal.
    Type: Grant
    Filed: December 7, 2010
    Date of Patent: June 10, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jae-eun Jang, Seung-nam Cha, Jae-eun Jung, Yong-wan Jin
  • METHOD OF FORMING ELECTRIC WIRING USING INKJET PRINTING AND INKJET PRINTING APPARATUS
    Publication number: 20140141155
    Abstract: A method of forming an electric wiring includes forming a trench on a substrate and ejecting first ink and second ink into the trench. The second ink contains a conductive material. The method includes heating the substrate to sinter the second ink such that a tunnel is formed in a lower portion of the trench by evaporation of the first ink, and the conductive material forms the electric wiring in an upper portion of the trench.
    Type: Application
    Filed: May 9, 2013
    Publication date: May 22, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yong-wan JIN, Joong-hyuk KIM, Young-ki HONG
  • METHOD OF FORMING ELECTRIC WIRING USING INKJET PRINTING
    Publication number: 20140141156
    Abstract: Disclosed is a method of forming an electric wiring using inkjet printing. The method includes forming a main trench and first and second guide trenches on a substrate. The first and second guide trenches are disposed at opposite sides of the main trench. The method includes ejecting ink into the main trench, the ink including a conductive material. The method also includes heating the substrate to sinter the ink such that the electric wiring is formed an upper portion of the main trench, and contract the ink such that a tunnel is formed in a lower portion of the main trench.
    Type: Application
    Filed: April 12, 2013
    Publication date: May 22, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Joong-hyuk KIM, Yong-wan JIN, Young-ki HONG, Sung-gyu KANG, Seung-ho LEE, Jin-seok HONG