Patents by Inventor Myung Koo
Myung Koo 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: 20170108176Abstract: A light-emitting diode (LED) lamp which can replace a typical fluorescent lamp is provided. The LED lamp comprises external connection pins connected to terminals of an electronic or magnetic fluorescent lamp ballast, capacitor pairs connected to each of the external connection pins, diodes connected to each of the capacitor pairs and a LED array connected between the diodes, wherein an first external connection pin, a first capacitor pair, a first diode, an LED array, a second diode, a second capacitor pair and a second external connection pin are connected in series. Here, the first and second capacitor pairs include capacitors connected back to back. The LED lamp also further comprises a diode connected in anti-parallel with a series circuit of the second diode and the LED array, and another diode connected in anti-parallel with a series circuit of the first diode and the LED array.Type: ApplicationFiled: December 29, 2016Publication date: April 20, 2017Applicants: KUMHO ELECTRIC INC.Inventor: Myung Koo PARK
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Publication number: 20170097124Abstract: Provided is a Light Emitting Diode (LED) lamp. The LED lamp includes: four external connection pins including at least two connection pins connected to a ballast stabilizer for a fluorescent lamp; an LED array in which a plurality of LEDs are connected in series; and at least a pair of capacitors formed between the LED array and the external connection pin, wherein in each of the at least a pair of capacitors, two polarized capacitors are connected in series with a back-to-back method.Type: ApplicationFiled: December 11, 2015Publication date: April 6, 2017Applicants: KUMHO ELECTRIC INC.Inventor: Myung Koo PARK
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Publication number: 20170079114Abstract: An LED fluorescent lamp connected to an electronic fluorescent lamp ballast comprises a plurality of external connection pins having at least, a first connection pin connected to a terminal of the electronic fluorescent lamp ballast and a second connection pin connected to another terminal of the electronic fluorescent lamp ballast, an LED array including a plurality of LEDs connected in series, one or more diodes connected in series between the first connection pin and the second connection pin, one or more resistors connected in series between the first connection pin and the second connection pin. The LED array, the one or more resistors and the one or more diodes are connected in series with each other between the first connection pin and the second connection pin.Type: ApplicationFiled: November 23, 2016Publication date: March 16, 2017Applicants: KUMHO ELECTRIC INC.Inventor: Myung Koo PARK
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Patent number: 9572205Abstract: A light-emitting diode (LED) lamp which can replace a typical fluorescent lamp is provided. The LED lamp comprises external connection pins connected to terminals of an electronic or magnetic fluorescent lamp ballast, capacitors connected to each of the external connection pins, diodes connected to each of the capacitors and a LED array connected between the diodes, wherein an first external connection pin, a first capacitor, a first diode, an LED array, a second diode, a second capacitor and a second external connection pin are connected in series. The LED lamp also further comprises a diode connected in anti-parallel with a series circuit of the second diode and the LED array, and another diode connected in anti-parallel with a series circuit of the first diode and the LED array.Type: GrantFiled: May 20, 2015Date of Patent: February 14, 2017Assignees: KUMHO ELECTRIC INC.Inventor: Myung Koo Park
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Publication number: 20160351158Abstract: A gate driving circuit including a plurality of stages connected with each other and configured to output a plurality of gate signals. An n-th (n is a natural number) stage including a gate output part including a first transistor connected between a clock signal and an output node outputting an n-th gate signal, the first transistor having a gate electrode connected to a control node, a carry part connected between the clock signal and a carry node outputting an n-th carry signal, a first node control part connected between the output node and a first low voltage, and a second node control part including at least one transistor connected between the control node and a second low voltage different from the first low voltage.Type: ApplicationFiled: August 8, 2016Publication date: December 1, 2016Inventors: Beom-Jun KIM, Myung-Koo HUR, Bong-Jun LEE, Yeon-Kyu MOON, Myung-Sub LEE, Gyu-Tae KIM
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Publication number: 20160337322Abstract: A method of operating a hub which manages user data communicated between a server and a plurality of internet of things (IoT) devices includes storing a user data management rule set by a user, processing sensitive data among user data transmitted from one of the IoT devices according to the user data management rule to generate processed data, and transmitting the processed data to the server.Type: ApplicationFiled: May 11, 2016Publication date: November 17, 2016Inventors: BO GYEONG KANG, MYUNG KOO KANG, BYUNG SE SO, DAE HWAN KIM, JAE WOO JUNG, HYUN WOO CHUNG, SANG HWA JIN
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Publication number: 20160323283Abstract: A method of operating a hub includes the hub receiving a pairing request from an Internet of Things (IoT) device, the hub performing pairing with the IoT device using one authentication technique from among a plurality of predetermined pairing authentication techniques, and the hub assigning an access right to a resource to the IoT device. The access right is determined according to the one authentication technique.Type: ApplicationFiled: April 29, 2016Publication date: November 3, 2016Inventors: BO GYEONG KANG, MYUNG KOO KANG, BYUNG SE SO, SANG HWA JIN
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Publication number: 20160321125Abstract: A semiconductor device includes a component and a self-diagnosis device. The self-diagnosis device includes a hardware secure module and a processor. The hardware secure module is configured to store a self-diagnosis policy for the component. The processor is configured to receive a detection signal output from a sensor, to diagnose a state of the component using the detection signal and the self-diagnosis policy stored in the hardware secure module, and to generate a control signal for controlling the state of the component according to the diagnosed state.Type: ApplicationFiled: April 29, 2016Publication date: November 3, 2016Inventors: BO GYEONG KANG, SANG HWA JIN, DAE HWAN KIM, MYUNG KOO KANG, JAE WOO JUNG, HYUN WOO CHUNG
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Publication number: 20160323257Abstract: A method of operating a hub which authenticates a plurality of IoT devices between a server and the IoT devices in place of the server includes authenticating a first IoT device using one of a plurality of predetermined pairing authentication techniques upon receiving a pairing request from the first IoT device, sending a request for an access right of the first IoT device to the server based on pairing information of the first IoT device and transmitting data of the first IoT device to the server upon receiving approval of the access of right of the first IoT device.Type: ApplicationFiled: April 29, 2016Publication date: November 3, 2016Inventors: BO GYEONG KANG, SANG HWA JIN, DONG JUN SHIN, MYUNG KOO KANG
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Publication number: 20160269259Abstract: A system on chip structured in a second network device is provided. The system on chip includes: a first resource which is structured as at least one of hardware and software; a resource management module; and a processor configured to control or execute the resource management module to monitor a state of the first resource, and manage a sharing condition of the first resource to be shared by a first network device and the second network device and shared information of at least one second resource which is hardware and/or software, currently shared by the second network device and a third network device.Type: ApplicationFiled: March 10, 2016Publication date: September 15, 2016Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin Min KIM, Bo Gyeong KANG, Myung Koo KANG, Dae Hwan KIM, Byung Se SO
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Publication number: 20160234909Abstract: A light-emitting diode (LED) lamp which can replace a typical fluorescent lamp is provided. The LED lamp includes an LED array including a plurality of external connection pins having at least, a first connection pin connected to a terminal of the electronic fluorescent lamp ballast and a second connection pin connected to another terminal of the electronic fluorescent lamp ballast; an LED array including a plurality of LEDs connected in series; one or more circuit breakers connected in series between the first connection pin and the second connection pin; and one or more diodes connected in series between the first connection pin and the second connection pin, wherein the LED array, the one or more circuit breakers, and the one or more diodes are connected in series each other between the first connection pin and the second connection pin.Type: ApplicationFiled: April 20, 2016Publication date: August 11, 2016Applicants: KUMHO ELECTRIC INC.Inventor: Myung Koo PARK
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Patent number: 9412315Abstract: A gate driving circuit is provided which includes a plurality of stages cascade-connected with each other and outputting a plurality of gate signals. An n-th (n is a natural number) stage includes a gate output part, a first node control part and a carry part. The gate output part includes a first transistor. The first transistor outputs a high voltage of a clock signal to a high voltage of an n-th gate signal in response to a high voltage of a control node. The first node control part is connected to the control node to control a signal of the control node and includes at least one transistor having a channel longer than the channel length of the first transistor. The carry part outputs the high voltage of the clock signal to an n-th carry signal in response to the signal of the control node.Type: GrantFiled: May 31, 2012Date of Patent: August 9, 2016Assignee: Samsung Display Co., Ltd.Inventors: Beom-Jun Kim, Myung-Koo Hur, Bong-Jun Lee, Yeon-Kyu Moon, Myung-Sub Lee, Gyu-Tae Kim
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Publication number: 20160118455Abstract: An organic light-emitting display device includes a plurality of emission pixels aligned in columns and rows, each of the emission pixels including an emission device and a first pixel circuit coupled to the emission device, a dummy pixel including a second pixel circuit in each column of the emission pixels, and a repair line in each column, wherein a same data signal is provided to one of the emission pixels coupled to the repair line and to the dummy pixel coupled to the repair line, and wherein the emission pixels are configured to simultaneously emit light.Type: ApplicationFiled: December 31, 2015Publication date: April 28, 2016Inventors: Ki-Nyeng Kang, Na-Young Kim, Soo-Beom Jo, Jae-Ho Lee, Myung-Koo Hur
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Patent number: 9256109Abstract: An organic light-emitting display device includes a plurality of emission pixels aligned in columns and rows, each of the emission pixels including an emission device and a first pixel circuit coupled to the emission device, a dummy pixel including a second pixel circuit in each column of the emission pixels, and a repair line in each column, wherein a same data signal is provided to one of the emission pixels coupled to the repair line and to the dummy pixel coupled to the repair line, and wherein the emission pixels are configured to simultaneously emit light.Type: GrantFiled: October 24, 2013Date of Patent: February 9, 2016Assignee: Samsung Display Co., Ltd.Inventors: Ki-Nyeng Kang, Na-Young Kim, Soo-Beom Jo, Jae-Ho Lee, Myung-Koo Hur
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Patent number: 9253830Abstract: A light-emitting diode (LED) lamp which can replace a typical fluorescent lamp is provided. The LED lamp comprises external connection pins connected to terminals of an electronic or magnetic fluorescent lamp ballast, capacitors connected to each of the external connection pins, diodes connected to each of the capacitors and a LED array connected between the diodes, wherein an first external connection pin, a first capacitor, a first diode, an LED array, a second diode, a second capacitor and a second external connection pin are connected in series. The LED lamp also further comprises a diode connected in anti-parallel with a series circuit of the second diode and the LED array, and another diode connected in anti-parallel with a series circuit of the first diode and the LED array.Type: GrantFiled: December 31, 2013Date of Patent: February 2, 2016Assignees: KUMHO ELECTRIC, INC.Inventor: Myung Koo Park
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Publication number: 20150301736Abstract: A display module and a method of manufacturing the same are provided. The display module includes a display panel, an image sensor layer stacked on the display panel, the image sensor layer responsive to a gesture, and a physical button layer stacked on the image sensor layer, the physical button layer to form a physical button.Type: ApplicationFiled: January 29, 2015Publication date: October 22, 2015Inventors: Jae-Woo JUNG, Tae-Sung JUNG, Myung-Koo KANG, Dong-Jae LEE, Young-Wook HA
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Publication number: 20150257233Abstract: A light-emitting diode (LED) fluorescent lamp which can replace a typical fluorescent lamp is provided. The LED fluorescent lamp includes an LED array including a plurality of LEDs connected in series; first through fourth connection pins; first through fourth capacitors connected to the first through fourth connection pins, respectively; a first diode having an commonly connected to second ends of the first and third capacitors and a cathode connected to a first end of the LED array; a second diode having an anode connected to a second end of the LED array and a cathode commonly connected to second ends of the second and fourth capacitors. The LED fluorescent lamp can replace a typical fluorescent lamp without a requirement of the installation of additional equipment or the change of wiring.Type: ApplicationFiled: May 20, 2015Publication date: September 10, 2015Applicants: KUMHO ELECTRIC INC.Inventor: Myung Koo PARK
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Publication number: 20150257213Abstract: A light-emitting diode (LED) lamp which can replace a typical fluorescent lamp is provided. The LED lamp comprises external connection pins connected to terminals of an electronic or magnetic fluorescent lamp ballast, capacitors connected to each of the external connection pins, diodes connected to each of the capacitors and a LED array connected between the diodes, wherein an first external connection pin, a first capacitor, a first diode, an LED array, a second diode, a second capacitor and a second external connection pin are connected in series. The LED lamp also further comprises a diode connected in anti-parallel with a series circuit of the second diode and the LED array, and another diode connected in anti-parallel with a series circuit of the first diode and the LED array.Type: ApplicationFiled: May 20, 2015Publication date: September 10, 2015Applicants: KUMHO ELECTRIC INC.Inventor: Myung Koo PARK
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Patent number: 9078309Abstract: A light-emitting diode (LED) fluorescent lamp which can replace a typical fluorescent lamp is provided. The LED fluorescent lamp includes an LED array including a plurality of LEDs connected in series; first through fourth connection pins; first through fourth capacitors connected to the first through fourth connection pins, respectively; a first diode having an commonly connected to second ends of the first and third capacitors and a cathode connected to a first end of the LED array; a second diode having an anode connected to a second end of the LED array and a cathode commonly connected to second ends of the second and fourth capacitors. The LED fluorescent lamp can replace a typical fluorescent lamp without a requirement of the installation of additional equipment or the change of wiring.Type: GrantFiled: May 2, 2013Date of Patent: July 7, 2015Assignees: KUMHO ELECTRIC INC.Inventor: Myung Koo Park
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Patent number: 9072136Abstract: A light-emitting diode (LED) fluorescent lamp which can replace a typical fluorescent lamp is provided. The LED fluorescent lamp includes an LED array including a plurality of LEDs connected in series; first through fourth connection pins; first through fourth capacitors connected to the first through fourth connection pins, respectively; a first diode having an commonly connected to second ends of the first and third capacitors and a cathode connected to a first end of the LED array; a second diode having an anode connected to a second end of the LED array and a cathode commonly connected to second ends of the second and fourth capacitors. The LED fluorescent lamp can replace a typical fluorescent lamp without a requirement of the installation of additional equipment or the change of wiring.Type: GrantFiled: November 3, 2014Date of Patent: June 30, 2015Assignees: KUMHO ELECTRIC INC.Inventor: Myung Koo Park