Patents by Inventor Won Yong Lee
Won Yong 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).
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Patent number: 8834634Abstract: A laser cleaning device, and a laser cleaning method using the same, for removing an electrolyte solution stuck to an electrolyte tab during a process of injecting the electrolyte solution are disclosed. The laser cleaning device for an electrode tab of a battery includes: a cleaning housing, in which a battery case for receiving an electrode group, an electrolyte solution and an electrode tab exposed to the outside are embedded; a laser generator which includes a laser source for generating a laser beam and an output controller for controlling output of the laser beam; a laser transmitter which transmits the laser beam generated by the laser generator; and a laser emitting unit which is installed inside the cleaning housing, and which irradiates the laser beam transmitted by the laser transmitter onto the electrode tab so as to remove liquid pollutants stuck to the electrode tab. The laser cleaning method comprises steps generally corresponding to the latter functions of the laser cleaning device.Type: GrantFiled: September 16, 2010Date of Patent: September 16, 2014Assignee: Samsung SDI Co., Ltd.Inventors: Jung-Bae Cha, Jae-Ho Jeong, Kyung-Doo Ha, Won-Yong Lee, Bo-Hye Yun
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Publication number: 20140236535Abstract: Provided are an apparatus and a method for soft-sensing a vehicle or stationary fuel cell system capable of predicting a quality variable based on a process variable and providing the predicted quality variable in real time.Type: ApplicationFiled: February 19, 2014Publication date: August 21, 2014Applicant: Korea Institute of Energy ResearchInventors: Minjin KIM, Young-Jun SOHN, Gu-Gon PARK, Byungchan BAE, Sung-Dae YIM, Young-Woo CHOI, Seok-Hee PARK, Tae-Hyun YANG, Won-Yong LEE, Chang-Soo KIM
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Publication number: 20140139914Abstract: Provided is a front reflection screen for a front projection display apparatus. The front reflection screen includes a reflection layer configured to reflect an incident light including an image light projected from a projector and an external light, and a tint layer disposed before the reflection layer and including light absorbing particles to block a portion of the incident light.Type: ApplicationFiled: November 20, 2013Publication date: May 22, 2014Applicant: Samsung Electronics Co., Ltd.Inventors: Jeong-ho NHO, Sung-tae KIM, Sang-hyun SOHN, Won-yong LEE, Yong-Dok CHA
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Patent number: 8720252Abstract: A quality control apparatus for a gas diffusion layer includes a support, at least one first pressure device, a plate provided below the first pressure device and supporting the pressure applied to the gas diffusion layer sample, a first controller controlling the compression of the first pressure device, a thickness gauge measuring the thickness of the gas diffusion layer sample, a flow channel formed in the sample compressing portion to discharge a gas to the gas diffusion layer sample, a gas supply controller, a gas supply source, a pressure gauge, two fixing devices, a third controller controlling the compression of the fixing devices, two second pressure, a second controller controlling the compression of the second pressure device, a stopper, a protrusion, and a load cell.Type: GrantFiled: October 18, 2010Date of Patent: May 13, 2014Assignee: Korea Institute of Energy ResearchInventors: Gu-Gon Park, Minjin Kim, Young-Jun Sohn, Young-Woo Choi, Seok-Hee Park, Sung-Dae Yim, Tae-Hyun Yang, Young-Gi Yoon, Won-Yong Lee, Chang-Soo Kim
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Patent number: 8685590Abstract: An apparatus for pre-activation of a polymer electrolyte fuel cell includes a first plate and a second plate hot pressing the unit cell stack, each having a flow channel supplying water vapor to opposing inner surfaces with the unit cell stack therebetween and including a resistor producing heat, a compressor, a temperature controller and a water vapor supplier connected to the flow channels of the plates. The apparatus for pre-activating a polymer electrolyte fuel cell may be used to prepare a prep-activated integrated body of a polymer electrolyte fuel cell membrane electrode assembly and gas diffusion layers by performing hot pressing while supplying water vapor to the unit cell stack to hydrate the polymer electrolyte membrane.Type: GrantFiled: January 14, 2011Date of Patent: April 1, 2014Assignee: Korea Institute of Energy ResearchInventors: Gu-Gon Park, Minjin Kim, Young-Jun Sohn, Young-Woo Choi, Seok-Hee Park, Sung-Dae Yim, Tae-Hyun Yang, Young-Gi Yoon, Won-Yong Lee, Chang-Soo Kim
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Publication number: 20140080022Abstract: Provided are an apparatus and a method for managing a fuel cell vehicle system, and more particularly, an apparatus and a method for managing a fuel cell vehicle system capable of optimally maintaining a driving method based on environmental information and product information.Type: ApplicationFiled: September 16, 2013Publication date: March 20, 2014Applicant: Korea Institute of Energy ResearchInventors: Min Jin Kim, Young-Jun Sohn, Gu-Gon Park, Byung Chan Bae, Sung-Dae Yim, Young-Woo Choi, Seok-Hee Park, Young-Gi Yoon, Tae-Hyun Yang, Won-Yong Lee, Chang-Soo Kim
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Publication number: 20140080023Abstract: Provided are an apparatus and a method for managing a stationary fuel cell system, and more particularly, an apparatus and a method for managing a stationary fuel cell system capable of optimally maintaining a driving method based on environmental information and product information.Type: ApplicationFiled: September 16, 2013Publication date: March 20, 2014Applicant: Korea Institute of Energy ResearchInventors: Min Jin Kim, Young-Jun Sohn, Gu-Gon Park, Byung Chan Bae, Sung-Dae Yim, Young-Woo Choi, Seok-Hee Park, Young-Gi Yoon, Tae-Hyun Yang, Won-Yong Lee, Chang-Soo Kim
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Patent number: 8672485Abstract: An illuminating unit and a display apparatus including the illuminating unit are provided. The illuminating unit generates and emits light to a display element of the display apparatus, and includes a light source; a uniformizing unit which uniformizes light from the light source and includes a plurality of uniformizing lenses arranged on an optical path; a condensing unit which condenses light from the uniformizing unit to emit the light to the display element and includes a plurality of condensing lenses sequentially arranged on the optical path, and the uniformizing unit and the condensing unit are arranged based on a width of one of a plurality of cell lenses forming the uniformizing lens and a width of an image displayed in the display element.Type: GrantFiled: June 3, 2011Date of Patent: March 18, 2014Assignee: Samsung Electronics Co., Ltd.Inventors: Kee-uk Jeon, Sung-tae Kim, Jeong-ho Nho, Won-yong Lee, Kyoung-choul Jang, Seok-chan Hong, Jong-hoi Kim
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Publication number: 20140036359Abstract: A screen for a Fresnel type front projection apparatus is provided. The screen includes a reflective layer including a plurality of reflective protrusions which project toward a front of the screen; each of the plurality of reflective protrusions including a reflective surface which forwardly reflects an image light projected from a projector; and an absorbing surface which absorbs an external light. The reflective surface includes a first region on an inner side thereof on which a reflective coating is not formed and a second region on an outer side thereof on which the reflective coating is formed.Type: ApplicationFiled: March 18, 2013Publication date: February 6, 2014Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Wook-jae JEON, Won-yong LEE
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Patent number: 8492157Abstract: A microfluidic device and a method for measurement of biomaterials using the same. The microfluidic device includes a microfluidic structure including: a sample chamber which receives and accommodates blood; a reagent chamber which contains a luminescent reactant; a first detection chamber which contains a first material that is positively charged; a second detection chamber which is connected to the first detection chamber, and contains a second material having a boronate moiety; and at least one channel which connects the sample chamber, the reagent chamber and the first and second detection chambers.Type: GrantFiled: November 11, 2011Date of Patent: July 23, 2013Assignees: Samsung Electronics Co., Ltd., Industry-Academic Cooperation Foundation, Yonsei UniversityInventors: Jong Myeon Park, Won Yong Lee, Han Nim Choi, Jung Hoon Lee
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Patent number: 8445212Abstract: Disclosed are a micro-fluidic structure for detecting biomolecules and a micro-fluidic device having the same. More particularly, a target material including at least two cis-diols is detected by a first material containing a boronate moiety and a second material containing another boronate moiety while generating electrical signals.Type: GrantFiled: September 2, 2010Date of Patent: May 21, 2013Assignees: Samsung Electronics Co., Ltd., Industry-Academic Cooperation Foundation, Yonsei UniversityInventors: Jong Myeon Park, Won Yong Lee, Han Nim Choi, Jung Hoon Lee
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Patent number: 8414129Abstract: An optical system is provided. The optical system includes a luminous system which comprises a plurality of light source devices and an image unit; and a projection system which receives light having an image through the luminous system, and enlarges and projects the light, wherein the plurality of light source devices comprise a reflection member which reflects light beam emitted from the light source devices, and are disposed so that the light beam emitted from the light source devices is reflected by the reflection member one time and enters to the image unit.Type: GrantFiled: November 16, 2009Date of Patent: April 9, 2013Assignee: Samsung Electronics Co., Ltd.Inventors: Jae-hyun Park, Jeong-ho Nho, Sung-tae Kim, Won-yong Lee, Yong-dok Cha
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Publication number: 20120122139Abstract: A microfluidic device and a method for measurement of biomaterials using the same. The microfluidic device includes a microfluidic structure including: a sample chamber which receives and accommodates blood; a reagent chamber which contains a luminescent reactant; a first detection chamber which contains a first material that is positively charged; a second detection chamber which is connected to the first detection chamber, and contains a second material having a boronate moiety; and at least one channel which connects the sample chamber, the reagent chamber and the first and second detection chambers.Type: ApplicationFiled: November 11, 2011Publication date: May 17, 2012Applicants: Industry-Academic Cooperation Foundation, Yonsei University, SAMSUNG ELECTRONICS CO., LTD.Inventors: Jong Myeon PARK, Won Yong LEE, Han Nim CHOI, Jung Hoon LEE
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Patent number: 8106928Abstract: An image display method of improving brightness of an output image in an image display device using a sequential driving method and a plurality of single-color light sources. The image display method includes extracting a white color component from the primary color image signals, calculating a period to display the white color component, converting the primary color image signals into shortened primary color image signals and a white color image signal based on the period to display the white color component, and driving the single-color light sources together during a period to display the white color image signal and sequentially driving the single-color light sources during a period to display the shortened primary color image signals. The brightness of output images is improved by displaying the white color image signal by simultaneously driving the single-color light sources based on a ratio of a lowest gradient to a highest gradient of the primary color signals.Type: GrantFiled: April 19, 2005Date of Patent: January 31, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Won-yong Lee, Young-chol Lee, Kye-hoon Lee
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Publication number: 20110304826Abstract: An illuminating unit and a display apparatus including the illuminating unit are provided. The illuminating unit generates and emits light to a display element of the display apparatus, and includes a light source; a uniformizing unit which uniformizes light from the light source and includes a plurality of uniformizing lenses arranged on an optical path; a condensing unit which condenses light from the uniformizing unit to emit the light to the display element and includes a plurality of condensing lenses sequentially arranged on the optical path, and the uniformizing unit and the condensing unit are arranged based on a width of one of a plurality of cell lenses forming the uniformizing lens and a width of an image displayed in the display element.Type: ApplicationFiled: June 3, 2011Publication date: December 15, 2011Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kee-uk JEON, Sung-tae KIM, Jeong-ho NHO, Won-yong LEE, Kyoung-choul JANG, Seok-chan HONG, Jong-hoi KIM
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Publication number: 20110290276Abstract: A laser cleaning device, and a laser cleaning method using the same, for removing an electrolyte solution stuck to an electrolyte tab during a process of injecting the electrolyte solution are disclosed. The laser cleaning device for an electrode tab of a battery includes: a cleaning housing, in which a battery case for receiving an electrode group, an electrolyte solution and an electrode tab exposed to the outside are embedded; a laser generator which includes a laser source for generating a laser beam and an output controller for controlling output of the laser beam; a laser transmitter which transmits the laser beam generated by the laser generator; and a laser emitting unit which is installed inside the cleaning housing, and which irradiates the laser beam transmitted by the laser transmitter onto the electrode tab so as to remove liquid pollutants stuck to the electrode tab. The laser cleaning method comprises steps generally corresponding to the latter functions of the laser cleaning device.Type: ApplicationFiled: September 16, 2010Publication date: December 1, 2011Applicant: Samsung SDI Co., Ltd.Inventors: Jung-Bae Cha, Jae-Ho Jeong, Kyung-Doo Ha, Won-Yong Lee, Bo-Hye Yun
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Publication number: 20110271742Abstract: A quality control apparatus for a gas diffusion layer includes a support, at least one first pressure device, a plate provided below the first pressure device and supporting the pressure applied to the gas diffusion layer sample, a first controller controlling the compression of the first pressure device, a thickness gauge measuring the thickness of the gas diffusion layer sample, a flow channel formed in the sample compressing portion to discharge a gas to the gas diffusion layer sample, a gas supply controller, a gas supply source, a pressure gauge, two fixing devices, a third controller controlling the compression of the fixing devices, two second pressure, a second controller controlling the compression of the second pressure device, a stopper, a protrusion, and a load cell.Type: ApplicationFiled: October 18, 2010Publication date: November 10, 2011Applicant: KOREA INSTITUTE OF ENERGY RESEARCHInventors: Gu-Gon Park, Minjin Kim, Young-Jun Sohn, Young-Woo Choi, Seok-Hee Park, Sung-Dae Yim, Tae-Hyun Yang, Young-Gi Yoon, Won-Yong Lee, Chang-Soo Kim
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Publication number: 20110236774Abstract: An apparatus for pre-activation of a polymer electrolyte fuel cell includes a first plate and a second plate hot pressing the unit cell stack, each having a flow channel supplying water vapor to opposing inner surfaces with the unit cell stack therebetween and including a resistor producing heat, a compressor, a temperature controller and a water vapor supplier connected to the flow channels of the plates. The apparatus for pre-activating a polymer electrolyte fuel cell may be used to prepare a prep-activated integrated body of a polymer electrolyte fuel cell membrane electrode assembly and gas diffusion layers by performing hot pressing while supplying water vapor to the unit cell stack to hydrate the polymer electrolyte membrane.Type: ApplicationFiled: January 14, 2011Publication date: September 29, 2011Applicant: KOREA INSTITUTE OF ENERGY RESEARCHInventors: Gu-Gon Park, Minjin Kim, Young-Jun Sohn, Young-Woo Choi, Seok-Hee Park, Sung-Dae Yim, Tae-Hyun Yang, Young-Gi Yoon, Won-Yong Lee, Chang-Soo Kim
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Patent number: 7955748Abstract: The present invention provides a cell or stack for evaluating the performance of a fuel cell and a method of evaluating the performance of the fuel cell using the cell or stack, in which a semiconductor thermoelectric device, attached to the side surface of the unit cell or stack of the fuel cell, is provided maintain the cell or stack at a uniform temperature. The temperatures of an anode and a cathode of the fuel cell can be precisely changed or maintained such that the performance of the fuel cell can also be measured in sub-zero temperature conditions without requiring a separate environmental chamber. A rate of temperature decrease, at which the temperature decreases to a certain sub-zero temperature, or a rate of temperature increase can be precisely controlled.Type: GrantFiled: July 9, 2007Date of Patent: June 7, 2011Assignee: Korea Institute of Energy ResearchInventors: Gu-Gon Park, Jin-Soo Park, Min-Jin Kim, Young-Jun Sohn, Seok-Hee Park, Sung-Dae Yim, Tae-Hyun Yang, Young-Gi Yoon, Won-Yong Lee, Chang-Soo Kim
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Publication number: 20110124118Abstract: Disclosed are a micro-fluidic structure for detecting biomolecules and a micro-fluidic device having the same. More particularly, a target material including at least two cis-diols is detected by a first material containing a boronate moiety and a second material containing another boronate moiety while generating electrical signals.Type: ApplicationFiled: September 2, 2010Publication date: May 26, 2011Applicants: SAMSUNG ELECTRONICS CO., LTD., INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITYInventors: Jong Myeon PARK, Won Yong LEE, Han Nim CHOI, Jung Hoon LEE