Beom-Seon Ryu

Inventor

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Work History

Patent OwnerApplications FiledYear
MAGNACHIP SEMICONDUCTOR, LTD.
1
4
12
2005
2011
2012

Inventor Addresses

AddressDuration
Cheongju-si, KRMay 10, 12 - Feb 06, 18
Cheonju-si, KRMay 10, 12 - Oct 27, 15
Chungcheongbuk-do, KRMar 16, 06 - Mar 16, 06

Technology Profile

Technology Matters
G02F: DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS 1
G09G: ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION 3
H03L: AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES 1

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Patents / Publication

Patents / Publication #Year of Publication / IssuedTitleCitations
98885522018Detecting circuit for short of LED array and LED driving apparatus using the same0
96357462017Detecting circuit for open of LED array and LED driver apparatus using the same0
95967232017PWM signal generating circuit for DC-DC converter using dimming signal and LED driving circuit having the same in direct digital dimming method0
91732602015PWM signal generating circuit for DC-DC converter using dimming signal and LED driver circuit using the same in digital PWM method having fixed phase mode1
89413272015PWM controlling circuit and LED driver circuit having the same2

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