Patents by Inventor Chil Seong Ah

Chil Seong Ah 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: 20170219900
    Abstract: Provided is a transparent display apparatus including a lower panel on which a shutter region and a light emitting region are horizontally disposed, an upper panel including a recessed region configured to cover the shutter region and the light emitting region to face the lower panel, a light emitting device, and a shutter device. The shutter device includes a lower electrode and an electrochromic material layer that are sequentially laminated in the shutter region of the lower panel, an upper electrode disposed in the recessed region of the upper panel, and an electrolyte layer filled between the electrochromic material layer and the upper electrode.
    Type: Application
    Filed: January 13, 2017
    Publication date: August 3, 2017
    Inventors: Tae-Youb KIM, Chil Seong AH, Seong-Mok CHO, Hojun RYU
  • Publication number: 20170219902
    Abstract: Provided is an electrochromic device, which may prevent a damage of an electrode and include a lower substrate and an upper substrate configured to face each other with an electrolyte layer therebetween, an upper electrode provided between the electrolyte layer and the upper substrate, a lower electrode provided between the electrolyte layer and the lower substrate, an upper ion reactive layer provided between the upper electrode and the electrolyte layer, and a lower protection layer provided between the lower electrode and the electrolyte layer and configured to prohibit the lower electrode and the electrolyte layer from contacting.
    Type: Application
    Filed: August 11, 2016
    Publication date: August 3, 2017
    Inventors: Joo Yeon KIM, Hojun RYU, Sang Hoon CHEON, Seong-Mok CHO, Ji-Young OH, Tae-Youb KIM, Chil Seong AH, Yong Hae KIM, Jeong Ik LEE, Nam Sung CHO, Chi-Sun HWANG
  • Patent number: 9651844
    Abstract: Provided is a reversible electrochemical mirror including a first substrate, a second substrate on the first substrate and spaced apart from the first substrate, a first transparent electrode on the first substrate, a second transparent electrode under the second substrate, a semi-transmissive film between the second substrate and the second transparent electrode, a barrier rib having a chamber between the first and second transparent electrode and an electrolyte solution filled in the chamber.
    Type: Grant
    Filed: June 23, 2015
    Date of Patent: May 16, 2017
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Tae-Youb Kim, Chil Seong Ah, Seong-Mok Cho, Hojun Ryu
  • Patent number: 9581876
    Abstract: Provided is an electrochromic device and a method for driving the electrochromic device, the electrochromic device including a first electrode, a first electrochromic layer, an electrolyte layer, a second electrochromic layer, and a second electrode which are laminated in sequence, at least one selected from among the group consisting of the first and second electrochromic layers and the electrolyte layer including scattering particles, and the electrochromic device further including an additional layer that contains the scattering particles and is disposed between the electrolyte layer and the first or second electrochromic layer.
    Type: Grant
    Filed: January 28, 2016
    Date of Patent: February 28, 2017
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Seong-Mok Cho, Joo Yeon Kim, Tae-Youb Kim, Hojun Ryu, Chil Seong Ah, Sang Hoon Cheon, Yong Hae Kim, Juhee Song, Chi-Sun Hwang
  • Patent number: 9575388
    Abstract: Provided is an electrochromic device including a first electrochromic layer, which includes a first nanostructure having first pores and first electrochromic molecules provided on the first nanostructure, on a first electrode, an electrolyte disposed on a top surface of the first electrochromic layer and extending to first recessed portions of the first electrochromic layer, and a second nanostructure disposed on the electrolyte. The first nanostructure may have the first recessed portions in a top surface thereof. The second nanostructure may have second pores therein and second recessed portions in a bottom surface thereof.
    Type: Grant
    Filed: August 4, 2015
    Date of Patent: February 21, 2017
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Chil Seong Ah, Tae-Youb Kim, Seong-Mok Cho, Hojun Ryu, Juhee Song
  • Publication number: 20160216588
    Abstract: Provided is an electrochromic device including a first electrochromic layer, which includes a first nanostructure having first pores and first electrochromic molecules provided on the first nanostructure, on a first electrode, an electrolyte disposed on a top surface of the first electrochromic layer and extending to first recessed portions of the first electrochromic layer, and a second nanostructure disposed on the electrolyte. The first nanostructure may have the first recessed portions in a top surface thereof. The second nanostructure may have second pores therein and second recessed portions in a bottom surface thereof.
    Type: Application
    Filed: August 4, 2015
    Publication date: July 28, 2016
    Inventors: Chil Seong AH, Tae-Youb KIM, Seong-Mok CHO, Hojun RYU, Juhee SONG
  • Publication number: 20160154288
    Abstract: Provided is a reversible electrochemical mirror including a first substrate, a second substrate on the first substrate and spaced apart from the first substrate, a first transparent electrode on the first substrate, a second transparent electrode under the second substrate, a semi-transmissive film between the second substrate and the second transparent electrode, a barrier rib having a chamber between the first and second transparent electrode and an electrolyte solution filled in the chamber.
    Type: Application
    Filed: June 23, 2015
    Publication date: June 2, 2016
    Inventors: Tae-Youb KIM, Chil Seong AH, Seong-Mok CHO, Hojun RYU
  • Publication number: 20150235589
    Abstract: Provided are a display device and a driving method thereof. The driving method of a display device including first pixels emitting lights or transmitting and reflecting an external light, and second pixels corresponding to the first pixels respectively, includes calculating light emission amounts necessary for the respective first pixels for realizing an image signal, receiving the light information on the amount of the external light incident to the first and second pixels, calculating a reflection light amount of a reflection device according to the external light amount, comparing the light emission amounts necessary for the respective first pixels with the reflection light amount, and adjusting light emission amounts of the respective first pixels according to a result of the comparing.
    Type: Application
    Filed: February 11, 2015
    Publication date: August 20, 2015
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Seong-Mok CHO, Yong Hae KIM, Tae-Youb KIM, Chil Seong AH, Juhee SONG, Hojun RYU, Hye Yong CHU
  • Publication number: 20150185580
    Abstract: Provided is an electrochromic device. The electrochromic device includes a lower substrate; a lower electrode on the lower substrate; a lower electrochromic layer arranged on the lower electrode, wherein the lower electrochromic layer includes first nano particles, electrochromic molecules, and second nano particles, the electrochromic molecules are provided on each of the first nano particles, the second nano particles have an aspect ratio larger than and electrical conductivity higher than the first nano particles; electrolyte provided on the lower electrochromic layer; and an upper electrode on the electrolyte.
    Type: Application
    Filed: June 4, 2014
    Publication date: July 2, 2015
    Inventors: Seong-Mok CHO, Tae-Youb KIM, Chil Seong AH, Hojun RYU
  • Publication number: 20150132186
    Abstract: Provided is a microanalysis method and system using a Field Effect Transistor (FET). The microanalysis method includes a channel region having a receptor molecule fixed; forming a nano-particle conjugate in the channel region by supplying a sample for test and the nano-particle conjugate to the FET; growing a probe material on the channel region; and measuring a current flowing through the channel region, wherein the receptor molecule is a material that is selectively bonded to a target molecule in the sample for test.
    Type: Application
    Filed: January 20, 2015
    Publication date: May 14, 2015
    Inventors: Chil Seong AH, Jong-Heon YANG, Chan Woo PARK, Chang-Geun AHN, Gun Yong SUNG
  • Patent number: 8969099
    Abstract: Provided is a microanalysis method and system using a Field Effect Transistor (FET). The microanalysis method includes a channel region having a receptor molecule fixed; forming a nano-particle conjugate in the channel region by supplying a sample for test and the nano-particle conjugate to the FET; growing a probe material on the channel region; and measuring a current flowing through the channel region, wherein the receptor molecule is a material that is selectively bonded to a target molecule in the sample for test.
    Type: Grant
    Filed: September 15, 2011
    Date of Patent: March 3, 2015
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Chil Seong Ah, Jong-Heon Yang, Chan Woo Park, Chang-Geun Ahn, Gun Yong Sung
  • Patent number: 8834811
    Abstract: Provided are a device for storing a reagent capable of being adhered to a biochip and supplying the stored reagent to the biochip, and a method of discharging a reagent thereof. The device for storing a reagent includes an elastic film pressurizing part configured to pressurize an elastic film by magnetic force, and a reagent discharging part configured to store the reagent and discharge the reagent through an outlet by using the deformation in the elastic film due to the pressurization. According to the present invention, a magnetic force controlling device can be small-sized and the reagent can be automatically, high-precisely, and reproducibly supplied through the magnetic force control.
    Type: Grant
    Filed: June 20, 2012
    Date of Patent: September 16, 2014
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Kwang Hyo Chung, Yo Han Choi, Jong Heon Yang, Chan Woo Park, Chil Seong Ah, Wan Joong Kim, Gun Yong Sung
  • Patent number: 8628650
    Abstract: Provided are a method and apparatus for measuring an isoelectric point using a field effect transistor. The method includes providing a field effect transistor including a substrate, source and drain electrodes disposed on the substrate and spaced apart from each other, and a channel region between the source and drain electrodes, providing a first electrolyte solution having a first concentration to the channel region of the field effect transistor and measuring a first current value of the channel region between the source and drain electrodes, providing a second electrolyte solution having a second concentration greater than the first concentration and measuring a second current value of the channel region between the source and drain electrodes, and determining the isoelectric point of the field effect transistor or a material disposed on the field effect transistor using a difference between the first and second current values.
    Type: Grant
    Filed: December 16, 2008
    Date of Patent: January 14, 2014
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Chil Seong Ah, Ansoon Kim, Chan Woo Park, Chang-Geun Ahn, Jong-Heon Yang, In Bok Baek, Taeyoub Kim, Gun Yong Sung, Seon-Hee Park, Han Young Yu
  • Publication number: 20130331295
    Abstract: Provided is a biosensor chip. The biosensor chip includes a plurality of biosensor cells that are arranged in a matrix and selectively generate and output a sensed signal by addressing of external light, at least one sensing line that is simultaneously connected with the plurality of biosensor cells and transmits the sensed signal from one selected from the biosensor cells, and an output terminal that receives the sensed signal from the sensing line and outputs the sensed signal to an external reader. Thus, the biosensor cells are set in array in the biosensor chip without a separate driving unit, so that a process of manufacturing the biosensor chip is simplified. The biosensor cell to be sensed is selectively addressed through the external light, so that it is possible to reduce a price of the biosensor chip used as a disposable chip.
    Type: Application
    Filed: August 14, 2013
    Publication date: December 12, 2013
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Chang Geun AHN, Chan Woo PARK, Jong Heon YANG, Tae Youb KIM, Chil Seong AH, An Soon KIM, Bong Kyu KIM, Gun Yong SUNG, Seon Hee PARK
  • Patent number: 8529750
    Abstract: Provided are an apparatus and method for detecting biomolecules. The apparatus includes a FET having a substrate, a source electrode, a drain electrode, a channel region between the source and drain electrodes, and probe molecules fixed to the channel region, wherein the source and drain electrodes are separated on the substrate, a microfluid supplier selectively supplying one of a reference buffer solution of low ionic concentration and a reaction solution of high ionic concentration containing target molecules, to the channel region of the FET to which the probe molecules are fixed, and a biomolecule detector detecting the target molecules by measuring a first current value of the channel region of the FET, and a second current value of the channel region of the FET to which the target molecules and the probe molecules that bind to each other in the reaction solution of high ionic concentration are fixed.
    Type: Grant
    Filed: November 20, 2008
    Date of Patent: September 10, 2013
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Chil-Seong Ah, Ansoon Kim, Chan-Woo Park, Chang-Geun Ahn, Jong-Heon Yang, In-Bok Baek, Taeyoub Kim, HyeKyoung Yang, Gun-Yong Sung, Seon-Hee Park, Han-Young Yu, Moon-Gyu Jang
  • Patent number: 8475738
    Abstract: Provided is a microfluidic injection device and a method for injecting microfluidic. The microfluidic injection device includes a fluid injection chamber, a gas generation chamber applying pressure to the fluid injection chamber, and a channel connecting the fluid injection chamber to the gas generation chamber.
    Type: Grant
    Filed: May 4, 2011
    Date of Patent: July 2, 2013
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Jongcheol Hong, Wan Joong Kim, Chul Huh, Bong Kyu Kim, Chil Seong Ah, Gun Yong Sung
  • Publication number: 20130149216
    Abstract: Provided are a device for storing a reagent capable of being adhered to a biochip and supplying the stored reagent to the biochip, and a method of discharging a reagent thereof. The device for storing a reagent includes an elastic film pressurizing part configured to pressurize an elastic film by magnetic force, and a reagent discharging part configured to store the reagent and discharge the reagent through an outlet by using the deformation in the elastic film due to the pressurization. According to the present invention, a magnetic force controlling device can be small-sized and the reagent can be automatically, high-precisely, and reproducibly supplied through the magnetic force control.
    Type: Application
    Filed: June 20, 2012
    Publication date: June 13, 2013
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Kwang Hyo CHUNG, Yo Han Choi, Jong Heon Yang, Chan Woo Park, Chil Seong Ah, Wan Joong Kim, Gun Yong Sung
  • Publication number: 20130137082
    Abstract: Provided are a biosensor, an apparatus and a method for detecting a biomolecule using the biosensor. The biosensor may include a supporting substrate, a semiconductor layer spaced apart from a top surface of the supporting substrate by supporting patterns, and a nano-motor array formed on a top surface of the semiconductor layer. The nano-motor array may include a plurality of nano-metal rods configured to exhibit an autonomous propulsion in a fluid.
    Type: Application
    Filed: July 10, 2012
    Publication date: May 30, 2013
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Chan Woo PARK, Jong-Heon YANG, Chil Seong AH, Wan Joong KIM, Kwang Hyo CHUNG, Yo Han CHOI, Gun Yong SUNG
  • Publication number: 20130137182
    Abstract: Provided is a blood pre-treating apparatus including an injecting part for injecting a blood sample, an albumin-removing part including albumin adsorption beads for removing albumins from the blood sample, and an agglutination part including an agglutination reactant, by which blood corpuscles in the blood sample may be agglutinated to form a hemagglutination reactant.
    Type: Application
    Filed: July 9, 2012
    Publication date: May 30, 2013
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Yo Han CHOI, Chan Woo Park, Wan Joong Kim, Chil Seong Ah, Kwang Hyo Chung, Jong-Heon Yang, Gun Yong Sung
  • Patent number: 8426900
    Abstract: Provided is a sensing device, which includes a reactive material layer (260) responding to a specific functional group in a fluid, a sensing capacitor (B) including first and second electrodes disposed on and under an insulating layer (230), the first electrode being disposed under the reactive material layer (260), and a field effect transistor including a gate electrode connected with the first electrode of the sensing capacitor. Here, the reactive material layer (260) is formed in a conductive three-dimensional structure to widen a surface area. Thus, the sensing device may have high sensitivity by maximizing a capacitor sharing effect and a change in voltage amount applied to a gate, which may be caused by widening a surface area of the conductive three-dimensional structure with respect to the fluid flow.
    Type: Grant
    Filed: May 27, 2009
    Date of Patent: April 23, 2013
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Chang Geun Ahn, Chan Woo Park, Jong Heon Yang, In Bok Baek, Chil Seong Ah, An Soon Kim, Tae Youb Kim, Gun Yong Sung