Patents by Inventor Lee-Mi Do
Lee-Mi Do 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).
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Patent number: 10261064Abstract: An optical oil component sensor and a sensing method using the sensor, which can identify similar fuel oil in real time. The optical oil component sensor includes a light source unit, a reference optical waveguide, configured to guide light thereinto, for receiving and outputting light emitted from the light source unit, a sensing optical waveguide, configured to guide light thereinto, for receiving and outputting light emitted from the light source unit, wherein a portion of the sensing optical waveguide is formed to be in contact with test target oil, a light-receiving unit for receiving both a reference light signal, output from the reference optical waveguide, and a test light signal, output from the sensing optical waveguide, and a control unit for identifying components of the test target oil by comparing optical properties of the reference light signal and the test light signal with each other.Type: GrantFiled: April 19, 2016Date of Patent: April 16, 2019Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Jin-Hwa Ryu, Chan-Mo Kang, Lee-Mi Do, Kyu-Ha Baek
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Publication number: 20170030883Abstract: An optical oil component sensor and a sensing method using the sensor, which can identify similar fuel oil in real time. The optical oil component sensor includes a light source unit, a reference optical waveguide, configured to guide light thereinto, for receiving and outputting light emitted from the light source unit, a sensing optical waveguide, configured to guide light thereinto, for receiving and outputting light emitted from the light source unit, wherein a portion of the sensing optical waveguide is formed to be in contact with test target oil, a light-receiving unit for receiving both a reference light signal, output from the reference optical waveguide, and a test light signal, output from the sensing optical waveguide, and a control unit for identifying components of the test target oil by comparing optical properties of the reference light signal and the test light signal with each other.Type: ApplicationFiled: April 19, 2016Publication date: February 2, 2017Inventors: Jin-Hwa RYU, Chan-Mo KANG, Lee-Mi DO, Kyu-Ha BAEK
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Publication number: 20160274391Abstract: Provided herein is a flexible display device including a lower substrate; spacers formed on the lower substrate; an adhesive deposited on the spacers; a display material filled in between the spacers; and an upper substrate adhered to the lower substrate by the adhesive.Type: ApplicationFiled: August 11, 2015Publication date: September 22, 2016Inventors: Chan Mo KANG, Lee Mi DO, Jin Hwa RYU, Kyu Ha BAEK
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Patent number: 9335314Abstract: Disclosed herein is an optical circuit-type reformulated fuel detecting sensor device. The optical circuit-type reformulated fuel detecting sensor device includes: an optical source part generating optical signals having a single wavelength; a sensor part receiving the optical signals generated by the optical source part and outputting a reference optical signal and a sensed signal; a first photo-detector receiving the reference optical signal and outputting a reference optical output signal; a second photo-detector receiving the sensed signal and outputting a sensed optical output signal; an operation controlling part receiving the reference optical output signal and the sensed optical output signal and determining characteristics of fuel; and an output part receiving and outputting a result of the operation controlling part.Type: GrantFiled: April 15, 2014Date of Patent: May 10, 2016Assignee: Electronics and Telecommunications Research InstituteInventors: Jin-Hwa Ryu, Kyu-Ha Baek, Lee-Mi Do, Kang-Bok Lee
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Publication number: 20150136959Abstract: Disclosed herein is an optical circuit-type reformulated fuel detecting sensor device. The optical circuit-type reformulated fuel detecting sensor device includes: an optical source part generating optical signals having a single wavelength; a sensor part receiving the optical signals generated by the optical source part and outputting a reference optical signal and a sensed signal; a first photo-detector receiving the reference optical signal and outputting a reference optical output signal; a second photo-detector receiving the sensed signal and outputting a sensed optical output signal; an operation controlling part receiving the reference optical output signal and the sensed optical output signal and determining characteristics of fuel; and an output part receiving and outputting a result of the operation controlling part.Type: ApplicationFiled: April 15, 2014Publication date: May 21, 2015Applicant: Electronics and Telecommunications Research InstituteInventors: Jin-Hwa RYU, Kyu-Ha BAEK, Lee-Mi DO, Kang-Bok LEE
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Publication number: 20150140677Abstract: Provided is a polymer planar optical circuit type dissolved oxygen sensor and a method of fabricating the sensor, including a polymer planar sheet embedded with a first wavelength optical signal transmission line transmitting a first wavelength optical signal emitted from a first optical source and a second wavelength optical signal transmission line transmitting a second optical signal emitted from a sensing membrane and having a fluorescent property, and the sensing membrane coated on the polymer planar sheet, and further including a second optical source emitting the second wavelength optical signal to compare an optical property of the second wavelength optical signal to an optical property of the first wavelength optical signal emitted from the first optical source.Type: ApplicationFiled: June 19, 2014Publication date: May 21, 2015Inventors: Jin Hwa RYU, Kyu Ha BAEK, Lee Mi DO, Kang Bok LEE
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Patent number: 8981937Abstract: An RFID tag includes: an antenna receiving an RF signal from a reader; an AFE (analog front end) generating voltage using the RF signal; and one or more switches interposed between the antenna and the AFE and controlling the connection between the antenna and the AFE through the switch operation.Type: GrantFiled: November 11, 2011Date of Patent: March 17, 2015Assignee: Electronics and Telecommunications Research InstituteInventors: Ji Man Park, Lee Mi Do, Kyu Ha Baek, Kun Sik Park, Dong Pyo Kim, Jong Chang Woo, Zin Sig Kim, Joo Yeon Kim, Ye Sul Jeong, Yong Hyun Ham
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Patent number: 8939079Abstract: Disclosed are a printing plate and a mirror thereof, the printing plate including: printing portions for transferring an immersed solution, the printing portions being formed flat and arranged at regular intervals on one side of an upper part of the printing plate; and non-printing portions corresponding to a remaining area other than the printing portions, the non-printing portions being formed with at least two concavities and convexities respectively and arranged at regular intervals on the other side of the upper part of the printing plate.Type: GrantFiled: November 21, 2011Date of Patent: January 27, 2015Assignee: Intellectual Discovery Co., Ltd.Inventors: Joo Yeon Kim, Kyu-Ha Baek, Lee Mi Do, Ji Man Park, Kunsik Park, Zin Sig Kim, Dong-Pyo Kim, Ye Sul Jeong
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Publication number: 20140159875Abstract: A terminal and an operation control method thereof are disclosed. A terminal performs an authentication procedure upon receiving a tag device's information from the tag device. If the tag device is identified as a registered tag device in the authentication procedure, initial data corresponding to a function to control the terminal even in a power-saving mode or a lock mode is received from the tag device, and the function corresponding to the initial data is performed.Type: ApplicationFiled: October 29, 2013Publication date: June 12, 2014Applicant: Electronics and Telecommunications Research InstituteInventors: KANG BOK LEE, Kyu-Ha Baek, Ji Man PARK, DONG-PYO KIM, Jin-Yeong Kang, Lee-Mi DO
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Patent number: 8513655Abstract: An organic light emitting diode (OLED) and a method for manufacturing the same are provided. In the OLED, patterned metal electrodes are positioned on one or more of upper and lower portions of a light emission layer to allow light generated from the light emission layer to emit to an area between the patterned metal electrodes.Type: GrantFiled: December 21, 2010Date of Patent: August 20, 2013Assignee: Electronics and Telecommunications Research InstituteInventors: Lee Mi Do, Kun Sik Park, Ji Man Park, Dong Pyo Kim, Jin-Yeong Kang, Kyu Ha Baek
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Patent number: 8486830Abstract: A via forming method that includes forming via-holes in a substrate is provided. The method includes putting the substrate, having the via-holes, in a first solution to fill the via-holes with the first solution. Metal particles are sunk into the via-holes by supplying a second solution containing the metal particles to the first solution. A first curing process of heat-treating the substrate is performed so as to form vias in the via-holes. A multi-chip package that includes the substrate having the vias is also provided.Type: GrantFiled: July 13, 2010Date of Patent: July 16, 2013Assignee: Electronics and Telecommunications Research InstituteInventors: Dong Pyo Kim, Kyu Ha Baek, Kun Sik Park, Lee Mi Do
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Patent number: 8404588Abstract: Provided is a method of manufacturing a via electrode by which productivity and production yield can be augmented or maximized. The method of the present invention includes: forming a via hole at a substrate; forming a catalyst layer at a sidewall and a bottom of the via hole; and forming a graphene layer in the via hole by exposing the catalyst layer to a solution mixed with graphene particles.Type: GrantFiled: October 6, 2011Date of Patent: March 26, 2013Assignee: Electronics and Telecommunications Research InstituteInventors: Dong-Pyo Kim, Kyu-Ha Baek, Kunsik Park, Ji Man Park, Zin Sig Kim, Joo Yeon Kim, Ye Sul Jeong, Lee-Mi Do
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Patent number: 8324689Abstract: Provided is a self aligned field effect transistor structure. The self aligned field effect transistor structure includes: an active region pattern on a substrate; a first gate electrode and a second gate electrode facing each other with the active region pattern therebetween; and a source electrode and a drain electrode connected to the active region pattern and disposed to be symmetric with respect to a line connecting the first and second gate electrodes, wherein the first and second gate electrodes and the source and drain electrodes are disposed on the same plane of the substrate.Type: GrantFiled: December 10, 2009Date of Patent: December 4, 2012Assignee: Electronics and Telecommunications Research InstituteInventors: Lee-Mi Do, Kyu-Ha Baek
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Publication number: 20120161941Abstract: An RFID tag includes: an antenna receiving an RF signal from a reader; an AFE (analog front end) generating voltage using the RF signal; and one or more switches interposed between the antenna and the AFE and controlling the connection between the antenna and the AFE through the switch operation.Type: ApplicationFiled: November 11, 2011Publication date: June 28, 2012Applicant: Electronics and Telecommunications Research InstituteInventors: Ji Man PARK, Lee Mi DO, Kyu Ha BAEK, Kun Sik PARK, Dong Pyo KIM, Jong Chang WOO, Zin Sig KIM, Joo Yeon KIM, Ye Sul JEONG, Yong Hyun HAM
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Publication number: 20120164317Abstract: Provided is a method for fabricating a polarizer. The method includes forming an unevenness structure pattern on a substrate, coating conductive nano-particles on an entire surface of the unevenness structure pattern, and planarizing an entire surface of the resultant substrate after the conductive nano-particles are coated on the unevenness structure pattern.Type: ApplicationFiled: December 19, 2011Publication date: June 28, 2012Applicant: Electronics and Telecommunications Research InstituteInventors: Zin Sig KIM, Kyu Ha Baek, Lee Mi Do
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Publication number: 20120137907Abstract: Disclosed is an intaglio printing plate including: a pattern portion where a to-be-printed pattern is located; a non-pattern portion corresponding to a remaining area other than the pattern portion; and a supplementary pattern portion having a repetitive pattern with a predetermined form, wherein at least a part of the pattern portion is divided by a pattern structure that is formed by the supplementary pattern portion.Type: ApplicationFiled: December 2, 2011Publication date: June 7, 2012Applicant: Electronics and Telecommunications Research InstituteInventors: Ye Sul JEONG, Kyu-Ha Baek, Lee-Mi Do, Ji Man Park, Kunsik Park, Dong-Pyo Kim, Zin Sig Kim, Joo Yeon Kim
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Publication number: 20120140350Abstract: Disclosed are a printing plate and a mirror thereof, the printing plate including: printing portions for transferring an immersed solution, the printing portions being formed flat and arranged at regular intervals on one side of an upper part of the printing plate; and non-printing portions corresponding to a remaining area other than the printing portions, the non-printing portions being formed with at least two concavities and convexities respectively and arranged at regular intervals on the other side of the upper part of the printing plate.Type: ApplicationFiled: November 21, 2011Publication date: June 7, 2012Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Joo Yeon Kim, Kyu-Ha Baek, Lee Mi Do, Ji Man Park, Kunsik Park, Zin Sig Kim, Dong-Pyo Kim, Ye Sul Jeong
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Publication number: 20120086132Abstract: Provided is a method of manufacturing a via electrode by which productivity and production yield can be augmented or maximized. The method of the present invention includes: forming a via hole at a substrate; forming a catalyst layer at a sidewall and a bottom of the via hole; and forming a graphene layer in the via hole by exposing the catalyst layer to a solution mixed with graphene particles.Type: ApplicationFiled: October 6, 2011Publication date: April 12, 2012Applicant: Electronics and Telecommunications Research InstituteInventors: Dong-Pyo Kim, Kyu-Ha Baek, Kunsik Park, Ji Man Park, Zin Sig Kim, Joo Yeon Kim, Ye Sul Jeong, Lee-Mi Do
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Patent number: 8143670Abstract: Provided is a self aligned filed effect transistor structure. The self aligned field effect transistor structure includes: an active region on a substrate; a U-shaped gate insulation pattern on the active region; and a gate electrode self-aligned by the gate insulation pattern and disposed in an inner space of the gate insulation pattern.Type: GrantFiled: November 16, 2009Date of Patent: March 27, 2012Assignee: Electronics and Telecommunications Research InstituteInventors: Lee-Mi Do, Kyu-Ha Baek
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Publication number: 20120057106Abstract: Provided are a polarizer and a liquid crystal display (LCD) in which wire grid polarizers are formed on a thin film transistor substrate and a color filter substrate, respectively, so that it is possible to reduce fabrication cost and the number of processes and decrease the thickness of the LCD. An LCD includes a thin film transistor substrate, a color filter substrate opposite to the thin film transistor substrate, and a liquid crystal layer positioned between the thin film transistor substrate and the color filter substrate. In the LCD, wire grid polarizing patterns are formed on the thin film transistor substrate and the color filter substrate, respectively.Type: ApplicationFiled: September 7, 2011Publication date: March 8, 2012Applicant: Electronics and Telecommunications Research InstituteInventors: Kun Sik PARK, Kyu Ha Baek, Lee Mi Do