Inventor · Ottawa, ON, CA

Tet Hin Yeap

37Patents
11h-index
22Co-inventors
71Inventor score

Filing activity: May 14, 1998 → May 2, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US6052420A Adaptive multiple sub-band common-mode RFI suppression Electricity 112 Expired
US8538028B2 System and method for secure electronic communication services Electricity 108 Active
US7930412B2 System and method for secure access Electricity 72 Active
US6940973B1 Method and apparatus for cancelling common mode noise occurring in communications channels Electricity 67 Expired
US6456657B1 Frequency division multiplexed transmission of sub-band signals Electricity 59 Expired
US6476749B1 High speed analog-to-digital converter and digital-to-analog converter Electricity 53 Expired
US6959056B2 RFI canceller using narrowband and wideband noise estimators Physics 39 Expired
US7904952B2 System and method for access control Electricity 31 Active
US7246744B2 User authentication for contact-less systems Electricity 30 Expired
US6546057B1 Suppression of radio frequency interference and impulse noise in communications channels Electricity 26 Expired
US9755825B2 Device authentication and secure channel management for peer-to-peer initiated communications Electricity 11 Active
US7861081B2 Security system and method Electricity 11 Active
US7774602B2 Secure modem gateway concentrator Electricity 4 Active
US7660575B2 Adapter for secure VoIP communications Electricity 4 Active
US8073634B2 Method to extract target signals of a known type from raw data containing an unknown number of target signals, interference, and noise Physics 3 Active
US8412638B2 Method and system for validating a device that uses a dynamic identifier Electricity 3 Active
US8646049B2 Systems and methods for secure management of presence information for communication services Electricity 3 Active
US7806325B2 Contact-less tag with signature, and applications thereof Electricity 3 Active
US8812859B2 Method, system and apparatus for accessing a resource based on data supplied by a local user Electricity 3 Active
US8103872B2 Contact-less tag with signature, and applications thereof Electricity 2 Active
US9037859B2 Processing of communication device signatures for use in securing nomadic electronic transactions Electricity 2 Active
US8908520B2 Method and system for service-based regulation of traffic flow to customer premises devices Electricity 1 Active
US9454657B2 Security access device and method Electricity 1 Active
US7936674B2 Distributed digital subscriber line access multiplexer Emerging Cross-Sectional Technologies 1 Active
US9930020B2 Validation method and system for use in securing nomadic electronic transactions Electricity 1 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.