Patent assignee · TW · COMPANY

Topic Semiconductor Corp.

9Patents
0Active
9Granted
24Portfolio score

Filing activity: Mar 19, 1999 → Jun 25, 2002

Most-cited patents

PatentTitleAreaCited byStatus
US6320426A Self-calibrating circuit of high speed comparator Electricity 16 Expired
US6404374B1 Comparator circuit for analog-to-digital converter Electricity 14 Expired
US6466989B1 Automatic network connection device for wiring to network cable Electricity 8 Expired
US6292030A Pre-charged high-speed comparator Electricity 8 Expired
US6404373B1 Comparator circuit for analog-to-digital converter Electricity 7 Expired
US6804204B2 Apparatus for a digital echo canceller and method therefor Electricity 2 Expired
US6294963A Voltage-controlled oscillator Electricity 1 Expired
US6934385B2 Apparatus of a digital echo canceller and method therefor Electricity 0 Expired
US7280493B2 Method for hardware reduction in echo canceller and near-end crosstalk canceller Electricity 0 Expired

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