Patents by Inventor Tae-Hoon Kwon
Tae-Hoon Kwon 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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Publication number: 20190355755Abstract: Disclosed is a display device including: a substrate including a display area for displaying an image and a peripheral area neighboring the display area; a plurality of signal lines formed in the display area; a pad formed in the peripheral area; and a plurality of connection wires for connecting the signal lines and the pad, wherein a first connection wire and a second connection wire neighboring the first connection wire from among the plurality of connection wires are disposed on different layers, and the first connection wire and the second connection wire, which are formed to extend from the pad and are bent at least twice to have at least one being bent toward backward direction, are disposed in the peripheral area.Type: ApplicationFiled: July 31, 2019Publication date: November 21, 2019Inventors: Seung-Kyu Lee, Tae-Hoon Kwon, Ji-Hyun Ka
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Patent number: 10403208Abstract: An emission driver includes light emission control drivers electrically connected to light emission control lines, the light emission control drivers including an (n?1)th light emission control driver configured to provide an (n?1)th carry signal, n being an integer greater than or equal to 2, and an (n)th light emission control driver adjacent to the (n?1)th light emission control driver, the (n)th light emission control drive being configured to generate an (n)th light emission control signal for controlling a light emission time of a pixel based on the (n?1)th carry signal, and to generate an (n)th carry signal based on the (n)th light emission control signal.Type: GrantFiled: April 26, 2016Date of Patent: September 3, 2019Assignee: Samsung Display Co., Ltd.Inventors: Tae-Hoon Kwon, Seung-Kyu Lee, Seung-Ji Cha
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Patent number: 10373565Abstract: A display device includes a display panel including a plurality of scan lines, a plurality of data lines, and a plurality of unit pixels. Each unit pixel includes a plurality of sub-pixels, each coupled to a respective data line. The plurality of sub-pixels includes a red sub-pixel, a first green sub-pixel, a blue sub-pixel, and a second green sub-pixel. The display device further includes a data driver configured to output data signals via output channels. The display device additionally includes a plurality of demultiplexers configured to selectively connect data signals output from the output channels to the plurality of sub-pixels in response to a plurality of select signals that are sequentially provided to the plurality of demultiplexers. The display device further includes a scan driver configured to provide scan signals to the unit pixels through the scan lines, and a timing controller.Type: GrantFiled: February 21, 2017Date of Patent: August 6, 2019Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Tae-Hoon Kwon, Seung-Kyu Lee, Seung-Ji Cha
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Publication number: 20170309230Abstract: A display device includes a display panel including a plurality of scan lines, a plurality of data lines, and a plurality of unit pixels. Each unit pixel includes a plurality of sub-pixels, each coupled to a respective data line. The plurality of sub-pixels includes a red sub-pixel, a first green sub-pixel, a blue sub-pixel, and a second green sub-pixel. The display device further includes a data driver configured to output data signals via output channels. The display device additionally includes a plurality of demultiplexers configured to selectively connect data signals output from the output channels to the plurality of sub-pixels in response to a plurality of select signals that are sequentially provided to the plurality of demultiplexers. The display device further includes a scan driver configured to provide scan signals to the unit pixels through the scan lines, and a timing controller.Type: ApplicationFiled: February 21, 2017Publication date: October 26, 2017Inventors: TAE-HOON KWON, SEUNG-KYU LEE, SEUNG-JI CHA
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Publication number: 20170116920Abstract: An emission driver includes light emission control drivers electrically connected to light emission control lines, the light emission control drivers including an (n?1)th light emission control driver configured to provide an (n?1)th carry signal, n being an integer greater than or equal to 2, and an (n)th light emission control driver adjacent to the (n?1)th light emission control driver, the (n)th light emission control drive being configured to generate an (n)th light emission control signal for controlling a light emission time of a pixel based on the (n?1)th carry signal, and to generate an (n)th carry signal based on the (n)th light emission control signal.Type: ApplicationFiled: April 26, 2016Publication date: April 27, 2017Inventors: Tae-Hoon Kwon, Seung-Kyu Lee, Seung-Ji Cha
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Patent number: 9626902Abstract: A light emission driver for a display device is disclosed. In one aspect, the driver includes a first node to which first and second light emitting power source voltages are applied according to respective clock signals. The driver also includes a second node to which the first and third light emitting power source voltages are applied according to the respective clock signals. The driver further includes first and second transistors respectively turned on by the first and second nodes and respectively transmitting the second and first light emitting power source voltages to a light emitting signal output terminal, respectively.Type: GrantFiled: May 28, 2013Date of Patent: April 18, 2017Assignee: Samsung Display Co., Ltd.Inventors: Tae-Hoon Kwon, Ji-Hyun Ka
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Patent number: 9047802Abstract: An organic light emitting display device and a testing method thereof for detecting a failure occurring in a cutting process of a protective film attached to an upper end of a panel. The organic light emitting display device includes a first substrate on which a pixel unit and a tester are formed. The pixel unit includes a plurality of pixels positioned at intersection portions of scan lines and data lines, and the tester includes a plurality of transistors coupled to the respective data lines so as to supply test signals to the data lines. The transistors are divided into at least two groups, so that transistors of one group are turned on/off by a first test control line, and transistors of another group are turned on/off by a second test control line, the first and second test control lines being disposed on opposite sides of the substrate.Type: GrantFiled: February 19, 2013Date of Patent: June 2, 2015Assignee: Samsung Display Co., Ltd.Inventors: Tae-Hoon Kwon, Ji-Hyun Ka
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Publication number: 20140111503Abstract: A light emission driver for a display device is disclosed. In one aspect, the driver includes a first node to which first and second light emitting power source voltages are applied according to respective clock signals. The driver also includes a second node to which the first and third light emitting power source voltages are applied according to the respective clock signals. The driver further includes first and second transistors respectively turned on by the first and second nodes and respectively transmitting the second and first light emitting power source voltages to a light emitting signal output terminal, respectively.Type: ApplicationFiled: May 28, 2013Publication date: April 24, 2014Inventors: Tae-Hoon Kwon, Ji-Hyun Ka
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Publication number: 20140111407Abstract: An organic light emitting display device and a testing method thereof for detecting a failure occurring in a cutting process of a protective film attached to an upper end of a panel. The organic light emitting display device includes a first substrate on which a pixel unit and a tester are formed. The pixel unit includes a plurality of pixels positioned at intersection portions of scan lines and data lines, and the tester includes a plurality of transistors coupled to the respective data lines so as to supply test signals to the data lines. The transistors are divided into at least two groups, so that transistors of one group are turned on/off by a first test control line, and transistors of another group are turned on/off by a second test control line, the first and second test control lines being disposed on opposite sides of the substrate.Type: ApplicationFiled: February 19, 2013Publication date: April 24, 2014Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: Tae-Hoon KWON, Ji-Hyun KA
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Patent number: 8195174Abstract: A method and apparatus for allocating resources for a mobile station in a communication system is provided. The method includes determining if a mobile station within a cell is located in one of a first region corresponding to a cell center, a third region corresponding to a cell edge, and a second region corresponding to an area between the first and third regions, allocating frequency resources within an entire frequency band to the mobile station when the mobile station is located in the first region, wherein the entire frequency band comprises at least a first frequency band and a second frequency band, allocating frequency resources within the first frequency band to the mobile station when the mobile station is located in the third region, and allocating frequency resources within the second frequency band to the mobile station when the mobile station is located in the second region.Type: GrantFiled: April 3, 2008Date of Patent: June 5, 2012Assignees: Samsung Electronics Co., Ltd, Industry-Academic Cooperation Foundation, Yonsei UniversityInventors: Joo-Hyun Lee, Sang-Boh Yun, Jong-Hyeuk Lee, Dae-Sik Hong, Tae-Hoon Kwon
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Patent number: 8170144Abstract: A distributed translator and an operation method of the distributed translator are proposed. The distributed translator includes: a demodulator demodulating a received signal to extract a transport stream and synchronization information from the received signal; a modulator generating an output frame based on the synchronization information to modulate the output frame; and a transmitter transmitting the modulated output frame according to a transmission timing.Type: GrantFiled: October 28, 2008Date of Patent: May 1, 2012Assignee: Korean Broadcasting SystemInventors: Young-Woo Suh, Tae-Hoon Kwon, Ha-Kyun Mok, Jong Soo Seo, Jin Yong Choi
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Publication number: 20090110133Abstract: A distributed translator and an operation method of the distributed translator are proposed. The distributed translator includes: a demodulator demodulating a received signal to extract a transport stream and synchronization information from the received signal; a modulator generating an output frame based on the synchronization information to modulate the output frame; and a transmitter transmitting the modulated output frame according to a transmission timing.Type: ApplicationFiled: October 28, 2008Publication date: April 30, 2009Applicant: KOREAN BROADCASTING SYSTEMInventors: Young-Woo Suh, Tae-Hoon Kwon, Ha-Kyun Mok, Jong Soo Seo, Jin Yong Choi
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Publication number: 20080248803Abstract: A method and apparatus for allocating resources for a mobile station in a communication system is provided. The method includes determining if a mobile station within a cell is located in one of a first region corresponding to a cell center, a third region corresponding to a cell edge, and a second region corresponding to an area between the first and third regions, allocating frequency resources within an entire frequency band to the mobile station when the mobile station is located in the first region, wherein the entire frequency band comprises at least a first frequency band and a second frequency band, allocating frequency resources within the first frequency band to the mobile station when the mobile station is located in the third region, and allocating frequency resources within the second frequency band to the mobile station when the mobile station is located in the second region.Type: ApplicationFiled: April 3, 2008Publication date: October 9, 2008Applicants: SAMSUNG ELECTRONICS CO. LTD., Industry-Academic Cooperation Foundation, Yonsei UniversityInventors: Joo-Hyun LEE, Sang-Boh YUN, Jong-Hyeuk LEE, Dae-Sik HONG, Tae-Hoon KWON
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Patent number: 6573146Abstract: A complementary bipolar transistor having a lateral npn bipolar transistor, a vertical and a lateral pnp bipolar transistor, an integrated injection logic, a diffusion capacitor, a polysilicon capacitor and polysilicon resistors are disclosed. The lateral pnp bipolar transistor has an emitter region and a collector region which includes high-density regions and low-density regions, and the emitter region is formed in an n type tub region. In the integrated injection logic circuit, collector regions are surrounded by a high-density p type region, and low-density p type regions are formed under the collector regions. The diffusion capacitor and the polysilicon capacitor are formed in one substrate. The diffusion regions except the regions formed by diffusing the impurities in the polysilicon resistors into the epitaxial layer are formed before forming the polysilicon resistors, and polysilicon electrodes are formed along with the polysilicon resistors.Type: GrantFiled: October 16, 2001Date of Patent: June 3, 2003Assignee: Samsung Electronics Co., Ltd.Inventors: Jong-Hwan Kim, Tae-Hoon Kwon, Cheol-Joong Kim, Suk-Kyun Lee
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Publication number: 20020017703Abstract: A complementary bipolar transistor having a lateral npn bipolar transistor, a vertical and a lateral pnp bipolar transistor, an integrated injection logic, a diffusion capacitor, a polysilicon capacitor and polysilicon resistors are disclosed. The lateral pnp bipolar transistor has an emitter region and a collector region which includes high-density regions and low-density regions, and the emitter region is formed in an n type tub region. In the integrated injection logic circuit, collector regions are surrounded by a high-density p type region, and low-density p type regions are formed under the collector regions. The diffusion capacitor and the polysilicon capacitor are formed in one substrate. The diffusion regions except the regions formed by diffusing the impurities in the polysilicon resistors into the epitaxial layer are formed before forming the polysilicon resistors, and polysilicon electrodes are formed along with the polysilicon resistors.Type: ApplicationFiled: October 16, 2001Publication date: February 14, 2002Inventors: Jong-Hwan Kim, Tae-Hoon Kwon, Cheol-Joong Kim, Suk-Kyun Lee
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Patent number: 6326674Abstract: A complementary bipolar transistor having a lateral npn bipolar transistor, a vertical and a lateral pnp bipolar transistor, an integrated injection logic, a diffusion capacitor, a polysilicon capacitor and polysilicon resistors are disclosed. The lateral pnp bipolar transistor has an emitter region and a collector region which includes high-density regions and low-density regions, and the emitter region is formed in an n type tub region. In the integrated injection logic circuit, collector regions are surrounded by a high-density p type region, and low-density p type regions are formed under the collector regions. The diffusion capacitor and the polysilicon capacitor are formed in one substrate. The diffusion regions except the regions formed by diffusing the impurities in the polysilicon resistors into the epitaxial layer are formed before forming the polysilicon resistors, and polysilicon electrodes are formed along with the polysilicon resistors.Type: GrantFiled: November 30, 1999Date of Patent: December 4, 2001Assignee: Samsung Electronics Co., Ltd.Inventors: Jong-Hwan Kim, Tae-Hoon Kwon, Cheol-Joong Kim, Suk-Kyun Lee
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Patent number: 6005283Abstract: A complementary bipolar transistor having a lateral npn bipolar trasistor, a vertical and a lateral pnp bipolar transistor, an integrated injection logic, a diffusion capacitor, a polysilicon capacitor and polysilicon resistors are disclosed. The lateral pnp bipolar transistor has an emitter region and a collector region which includes high-density regions and low-density regions, and the emitter region is formed in an n type tub region. In the integrated injection logic circuit, collector regions are surrounded by a high-density p type region, and low-density p type regions are formed under the collector regions. The diffusion capacitor and the polysilicon capacitor are formed in one substrate. The diffusion regions except the regions formed by diffusing the impurities in the polysilicon resistors into the epitaxial layer are formed before forming the polysilicon resistors, and polysilicon electrodes are formed along with the polysilicon resistors.Type: GrantFiled: October 10, 1997Date of Patent: December 21, 1999Assignee: Samsung Electronics Co., Ltd.Inventors: Jong-Hwan Kim, Tae-Hoon Kwon, Cheol-Joong Kim, Suk-Kyun Lee