Inventor · San Jose, CA, US

Vijaya Gallagher

33Patents
11h-index
17Co-inventors
72Inventor score

Filing activity: Dec 12, 1996 → Aug 23, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US6091933A Multiple satellite system power allocation by communication link optimization Electricity 157 Expired
US6125260A System for generating and using global radio frequency maps Emerging Cross-Sectional Technologies 62 Expired
US5956619A Satellite controlled power control for personal communication user terminals Emerging Cross-Sectional Technologies 57 Expired
US6085067A Satellite controlled power control for personal communication user terminals Emerging Cross-Sectional Technologies 46 Expired
US6023463A Satellite telephone interference avoidance system Electricity 37 Expired
US5875180A Satellite telephone interference avoidance system Electricity 36 Expired
US10142021B2 Satellite system using optical gateways and ground based beamforming Electricity 30 Active
US6064857A Dual mode satellite telephone with hybrid battery/capacitor power supply Electricity 26 Expired
US5905943A System for generating and using global radio frequency maps Emerging Cross-Sectional Technologies 24 Expired
US6594469B1 Methods and apparatus for broadcasting regional information over a satellite communication system Electricity 23 Expired
US9345029B2 Satellite communication system employing a combination of time division multiplexing and non-orthogonal pseudorandom noise codes and time slots Electricity 15 Active
US10250330B1 Flexible signal distribution assisted by tunable optical carrier modulating a desired signal Electricity 9 Active
US7630682B2 Satellite communication system employing a combination of time slots and orthogonal codes Electricity 8 Active
US9917646B2 High throughput satellite system with RF service uplink beams and optical feeder downlink beams Electricity 7 Active
US7792487B2 Satellite communication system for communicating packet data messages Electricity 7 Active
US7711320B2 Satellite communication system for communicating packet data messages Electricity 4 Active
US8923849B2 System and method for providing an improved terrestrial subsystem for use in mobile satellite systems Electricity 4 Active
US10069565B2 Satellite system using optical gateways and onboard processing Electricity 4 Active
US10432308B1 Satellite system using an RF GBBF feeder uplink beam from a gateway to a satellite, and using an optical ISL from the satellite to another satellite Electricity 4 Active
US8463178B2 Handover between ATC and satellite component of an integrated MSS/ATC system Electricity 3 Active
US10320481B2 Flexible high throughput satellite system using optical gateways Electricity 3 Active
US10075242B2 High throughput satellite system with optical feeder uplink beams and RF service downlink beams Electricity 2 Active
US10320064B2 Multiport amplifiers (MPAs) using output filtering to improve performance over life Electricity 2 Active
US8060082B2 Ancillary terrestrial component services using multiple frequency bands Electricity 1 Active
US8583036B2 System and method for providing an improved terrestrial subsystem for use in mobile satellite systems Electricity 1 Active

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