VASTVIEW TECHNOLOGY INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G09G ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION 9142
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 8103
 
  
 
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 2131
 
  
 
G05F SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES 199

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9794992 Universal method for driving LEDs using high voltageApr 25, 17Oct 17, 17[H05B, G01R]
9380669 Low flicker LED driving circuit with high power factorJun 06, 14Jun 28, 16[H05B]
9258861 Apparatus for driving multi-color LED stringsFeb 02, 13Feb 09, 16[H05B]
9198242 Apparatus for driving LEDs using high voltageFeb 07, 14Nov 24, 15[H05B]
9176347 Lateral electric field type liquid crystal display device having non-uniform spacings between two electrodesDec 07, 12Nov 03, 15[G02F]
9055639 Apparatus for driving a plurality of segments of LED-based lighting unitsAug 21, 12Jun 09, 15[H05B]
9013660 Liquid crystal display device having electrodes with elongated aperturesDec 07, 12Apr 21, 15[G02F]
8847501 Apparatus for driving LEDs using high voltageApr 23, 13Sep 30, 14[H05B]
8816591 Methods and apparatus for segmenting and driving LED-based lighting unitsMay 26, 12Aug 26, 14[H05B]
8648537 Methods and apparatus for driving LED-based lighting unitsMar 15, 12Feb 11, 14[H05B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0203,798 LIQUID CRYSTAL DISPLAY DEVICE HAVING AT LEAST THREE ELECTRODES IN EACH PIXEL AREAAbandonedJan 13, 15Jul 14, 16[G09G]
2016/0102,818 LED-BASED LIGHTING MODULE USING SLOW DECAY PHOSPHOR TO REDUCE FLICKERAbandonedOct 13, 14Apr 14, 16[F21V, H05B, F21K]
2015/0084,516 LED-BASED LIGHTING APPARATUS WITH LOW FLICKERAbandonedSep 24, 13Mar 26, 15[H05B]
2014/0159,593 APPARATUS HAVING UNIVERSAL STRUCTURE FOR DRIVING A PLURALITY OF LED STRINGSAbandonedDec 07, 12Jun 12, 14[H05B]
8179478 System for adjusting color image quality and method thereofExpiredJan 11, 08May 15, 12[H04N]
2011/0096,035 LIQUID CRYSTAL DISPLAYAbandonedJan 04, 11Apr 28, 11[G06F]
7652462 Constant current regulator with current sensing circuit loopExpiredOct 15, 07Jan 26, 10[G05F]
7636099 Driving device for quickly changing the gray level of the liquid crystal display and its driving methodExpiredMay 16, 08Dec 22, 09[G09G]
2008/0284,775 Liquid crystal display driving system and method for driving the sameAbandonedMay 17, 07Nov 20, 08[G06F]
2008/0198,516 Electrostatic discharge (ESD) protection device and method thereforAbandonedFeb 15, 07Aug 21, 08[H02H]
2008/0174,929 Light emitting diode driverAbandonedJan 24, 07Jul 24, 08[H05B, H02H]
2008/0170,176 Backlight Module Having Phosphor Layer and Liquid Crystal Display Device Using the SameAbandonedJan 11, 07Jul 17, 08[F21V, G02F]
2008/0165,108 Method for driving liquid crystal display in a multi-frame polarity inversion mannerAbandonedMay 04, 07Jul 10, 08[G09G]
2008/0129,671 COLOR DISPLAY SYSTEMAbandonedDec 29, 07Jun 05, 08[G09G]
7375854 Method for color correctionExpiredMar 12, 04May 20, 08[G06F]
2008/0100,553 Driving System and Multi-Gamma Driving Method for LCD PanelAbandonedDec 14, 06May 01, 08[G09G]
2008/0068,298 System and method for constant power LED driving and a redundancy dircuit thereofAbandonedNov 17, 06Mar 20, 08[G09G]
7324933 Method and device for simulating an impulse-type CRT displayExpiredMay 19, 04Jan 29, 08[G06F]
2007/0291,198 Method and device for driving LED-based backlight moduleAbandonedJun 16, 06Dec 20, 07[G02F]
7307611 Driving method for LCD panelExpiredJul 10, 04Dec 11, 07[G09G]

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