Beom-seon Ryu

Person

Cheongju-si, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Complementary metal-oxide-semiconductor (CMOS) inverter circuit device
- Patent number 10,243,558
- Issue date Mar 26, 2019
- MagnaChip Semiconductor, Ltd.
- Beom Seon Ryu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Detecting circuit for short of LED array and LED driving apparatus...
- Patent number 9,888,552
- Issue date Feb 6, 2018
- MagnaChip Semiconductor, Ltd.
- Tae-kyoung Kang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Circuit for reading one time programmable memory
- Patent number 9,659,667
- Issue date May 23, 2017
- MagnaChip Semiconductor, Ltd.
- Beom Seon Ryu
- G11 - INFORMATION STORAGE
Information Patent Grant
Detecting circuit for open of LED array and LED driver apparatus us...
- Patent number 9,635,746
- Issue date Apr 25, 2017
- MagnaChip Semiconductor, Ltd.
- Jun-sik Min
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
PWM signal generating circuit for DC-DC converter using dimming sig...
- Patent number 9,596,723
- Issue date Mar 14, 2017
- MagnaChip Semiconductor, Ltd.
- Beom-seon Ryu
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Circuit for driving lighting apparatus and method thereof
- Patent number 9,521,719
- Issue date Dec 13, 2016
- MagnaChip Semiconductor, Ltd.
- Gyu Ho Lim
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
PWM signal generating circuit for DC-DC converter using dimming sig...
- Patent number 9,173,260
- Issue date Oct 27, 2015
- MagnaChip Semiconductor, Ltd.
- Beom-seon Ryu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
PWM controlling circuit and LED driver circuit having the same
- Patent number 8,941,327
- Issue date Jan 27, 2015
- MagnaChip Semiconductor, Ltd.
- Beom-seon Ryu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
LED driver apparatus
- Patent number 8,860,320
- Issue date Oct 14, 2014
- MagnaChip Semiconductor, Ltd.
- Tae-kyoung Kang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
PWM controlling circuit and LED driver circuit having the same
- Patent number 8,643,289
- Issue date Feb 4, 2014
- MagnaChip Semiconductor, Ltd.
- Beom-seon Ryu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Level shifter
- Patent number 8,497,726
- Issue date Jul 30, 2013
- MagnaChip Semiconductor, Ltd.
- Beom-seon Ryu
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
COMPLEMENTARY METAL-OXIDE-SEMICONDUCTOR (CMOS) INVERTER CIRCUIT DEVICE
- Publication number 20170117894
- Publication date Apr 27, 2017
- Magnachip Semiconductor, Ltd.
- Beom Seon RYU
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
CIRCUIT FOR READING ONE TIME PROGRAMMABLE MEMORY
- Publication number 20160329107
- Publication date Nov 10, 2016
- Magnachip Semiconductor, Ltd.
- Beom Seon RYU
- G11 - INFORMATION STORAGE
Information Patent Application
CIRCUIT FOR DRIVING LIGHTING APPARATUS AND METHOD THEREOF
- Publication number 20160081158
- Publication date Mar 17, 2016
- Magnachip Semiconductor, Ltd.
- Gyu Ho LIM
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
COMPLEMENTARY METAL-OXIDE-SEMICONDUCTOR (CMOS) INVERTER CIRCUIT DEVICE
- Publication number 20150109047
- Publication date Apr 23, 2015
- Magnachip Semiconductor, Ltd.
- Beom Seon RYU
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
DETECTING CIRCUIT FOR SHORT OF LED ARRAY AND LED DRIVING APPARATUS...
- Publication number 20130147361
- Publication date Jun 13, 2013
- Tae-kyoung KANG
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
DETECTING CIRCUIT FOR OPEN OF LED ARRAY AND LED DRIVER APPARATUS US...
- Publication number 20130147355
- Publication date Jun 13, 2013
- Jun-sik Min
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
LED DRIVER APPARATUS
- Publication number 20130049614
- Publication date Feb 28, 2013
- Magnachip Semiconductor, Ltd.
- Tae-kyoung Kang
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
PWM CONTROLLING CIRCUIT AND LED DRIVER CIRCUIT HAVING THE SAME
- Publication number 20120212141
- Publication date Aug 23, 2012
- Magnachip Semiconductor, Ltd.
- Beom-seon Ryu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
PWM CONTROLLING CIRCUIT AND LED DRIVER CIRCUIT HAVING THE SAME
- Publication number 20120212142
- Publication date Aug 23, 2012
- Magnachip Semiconductor, Ltd.
- Beom-seon Ryu
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
LEVEL SHIFTER
- Publication number 20120212281
- Publication date Aug 23, 2012
- Magnachip Semiconductor, Ltd.
- Beom-seon Ryu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
PWM SIGNAL GENERATING CIRCUIT FOR DC-DC CONVERTER USING DIMMING SIG...
- Publication number 20120112656
- Publication date May 10, 2012
- Magnachip Semiconductor, Ltd.
- Beom-seon Ryu
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
PWM SIGNAL GENERATING CIRCUIT FOR DC-DC CONVERTER USING DIMMING SIG...
- Publication number 20120112655
- Publication date May 10, 2012
- Magnachip Semiconductor, Ltd.
- Beom-seon Ryu
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Beom-seon Ryu

Person

Patents Grantslast 30 patents

Complementary metal-oxide-semiconductor (CMOS) inverter circuit device

Detecting circuit for short of LED array and LED driving apparatus...

Circuit for reading one time programmable memory

Detecting circuit for open of LED array and LED driver apparatus us...

PWM signal generating circuit for DC-DC converter using dimming sig...

Circuit for driving lighting apparatus and method thereof

PWM signal generating circuit for DC-DC converter using dimming sig...

PWM controlling circuit and LED driver circuit having the same

LED driver apparatus

PWM controlling circuit and LED driver circuit having the same

Level shifter

Patents Applicationslast 30 patents

COMPLEMENTARY METAL-OXIDE-SEMICONDUCTOR (CMOS) INVERTER CIRCUIT DEVICE

CIRCUIT FOR READING ONE TIME PROGRAMMABLE MEMORY

CIRCUIT FOR DRIVING LIGHTING APPARATUS AND METHOD THEREOF

COMPLEMENTARY METAL-OXIDE-SEMICONDUCTOR (CMOS) INVERTER CIRCUIT DEVICE

DETECTING CIRCUIT FOR SHORT OF LED ARRAY AND LED DRIVING APPARATUS...

DETECTING CIRCUIT FOR OPEN OF LED ARRAY AND LED DRIVER APPARATUS US...

LED DRIVER APPARATUS

PWM CONTROLLING CIRCUIT AND LED DRIVER CIRCUIT HAVING THE SAME

PWM CONTROLLING CIRCUIT AND LED DRIVER CIRCUIT HAVING THE SAME

LEVEL SHIFTER

PWM SIGNAL GENERATING CIRCUIT FOR DC-DC CONVERTER USING DIMMING SIG...

PWM SIGNAL GENERATING CIRCUIT FOR DC-DC CONVERTER USING DIMMING SIG...