Patent assignee · DE · COMPANY

DIALOG SEMICONDUCTOR INC.

515Patents
390Active
515Granted
60Portfolio score

Filing activity: Jul 14, 1998 → Jan 19, 2022 · 55 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7804282B2 Buck converter with inductor pre-energizing Electricity 225 Active
US7483418B2 Data and voice transmission within the same mobile phone call Electricity 105 Active
US6774644B2 Method and circuit for compensating MOSFET capacitance variations in integrated circuits Electricity 83 Expired
US7276960B2 Voltage regulated charge pump with regulated charge current into the flying capacitor Electricity 82 Expired
US6781423B1 High-voltage interface and driver control circuit Electricity 73 Expired
US6842070B2 Multi-level Class-D amplifier by means of 2 physical layers Electricity 69 Expired
US8283876B2 Circuit for driving an infrared transmitter LED with temperature compensation Electricity 69 Active
US6448745B1 Converter with inductor and digital controlled timing Electricity 68 Expired
US6949937B2 Differential capacitance measurement Physics 67 Expired
US8791647B2 Predictive control of power converter for LED driver Emerging Cross-Sectional Technologies 66 Active
US6888568B1 Method and apparatus for controlling pixel sensor elements Electricity 52 Expired
US6535275B2 High resolution 3-D imaging range finder Physics 52 Expired
US6856124B2 LDO regulator with wide output load range and fast internal loop Physics 45 Expired
US8860387B2 Buck-boost converter with improved efficiency operation Electricity 43 Active
US7013288B1 Methods and systems for managing the distribution of image capture devices, images, and prints Physics 40 Expired
US6965395B1 Methods and systems for detecting defective imaging pixels and pixel values Electricity 39 Expired
US6897519B1 Tunneling floating gate APS pixel Electricity 37 Expired
US6995346B2 Fixed pattern noise compensation with low memory requirements Electricity 37 Expired
US7332363B2 Integrated battery pack with lead frame connection Emerging Cross-Sectional Technologies 30 Expired
US6759899B2 Class-D amplifier with digital feedback Electricity 27 Expired
US6924649B2 Sensor read out Physics 26 Expired
US7260422B2 Monolithic optical autocompensation read-out circuit for distance dependent loudness control in mobile phones Emerging Cross-Sectional Technologies 24 Expired
US6819589B1 Flash memory with pre-detection for data loss Physics 24 Expired
US9671801B2 Apparatus and method for a voltage regulator with improved power supply reduction ratio (PSRR) with reduced parasitic capacitance on bias signal lines Physics 23 Active
US6788114B1 Comparator with high-voltage inputs in an extended CMOS process for higher voltage levels Electricity 22 Expired

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