Patent assignee · TW · COMPANY

SUNPLUS TECHNOLOGY CO., LTD.

360Patents
254Active
360Granted
67Portfolio score

Filing activity: Jun 9, 1999 → Nov 29, 2022 · 209 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6323631A Constant current driver with auto-clamped pre-charge function Physics 226 Expired
US7974368B2 Decoding method and system for real-time wireless channel estimation Electricity 84 Active
US6784941B1 Digital camera with video input Electricity 49 Expired
US6614995B2 Apparatus and method for compensating auto-focus of image capture device by utilizing red-eye eliminating function Physics 49 Expired
US7426293B2 Rapid color recognition method Physics 42 Active
US6366116B1 Programmable driving circuit Physics 37 Expired
US7463101B2 Voltage controlled oscillator with temperature and process compensation Electricity 33 Active
US7049663B2 ESD protection device with high voltage and negative voltage tolerance Electricity 31 Expired
US6437614B1 Low voltage reset circuit device that is not influenced by temperature and manufacturing process Electricity 30 Expired
US7391280B2 Circuit and method for pulse width modulation Electricity 27 Expired
US8537767B2 Method for performing power headroom reporting procedure and PHR MAC control element Electricity 25 Active
US7324165B2 [Automatic contrast limiting circuit and method thereof with spatial domain infinite impulse response filter] Physics 23 Expired
US7395491B2 Decoding device for decoding product code and decoding method using the same Electricity 22 Expired
US6388477B1 Switchable voltage follower and bridge driver using the same Electricity 21 Expired
US7590301B2 Method and system for correcting defective pixels of a color image Electricity 21 Active
US7609300B2 Method and system of eliminating color noises caused by an interpolation Electricity 20 Active
US6333603A Organic light emission device display module Electricity 19 Expired
US7995691B2 Real-time channel estimation system Electricity 18 Active
US6384685B1 Complementary metal oxide semiconductor class AB amplifier Electricity 18 Expired
US7009518B2 RFID communication system and the search method thereof Physics 18 Expired
US7064261B2 Electronic musical score device Physics 17 Expired
US6404268B1 Circuit for simulating zero cut-in voltage diode and rectifier having zero cut-in voltage characteristic Emerging Cross-Sectional Technologies 16 Expired
US6538645B1 Computer input system utilizing a camera to sense point source Physics 15 Expired
US6317066A Layout arrangement of current sources in a current-mode digital-to-analog converter Electricity 14 Expired
US6563295B2 Low temperature coefficient reference current generator Physics 14 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.