P

Inventor

PLA FREDERIC G

US16 patents

Patents

16 patents
US5458222AOct 17, 1995

Active vibration control of structures undergoing bending vibrations

GEN ELECTRIC58 citations95
US5423658AJun 13, 1995

Active noise control using noise source having adaptive resonant frequency tuning through variable ring loading

GEN ELECTRIC76 citations95
US5221185AJun 22, 1993

Method and apparatus for synchronizing rotating machinery to reduce noise

GEN ELECTRIC63 citations94
US5618010AApr 8, 1997

Active noise control using a tunable plate radiator

GEN ELECTRIC22 citations92
US5590849AJan 7, 1997

Active noise control using an array of plate radiators and acoustic resonators

GEN ELECTRIC50 citations92
US5558298ASep 24, 1996

Active noise control of aircraft engine discrete tonal noise

GEN ELECTRIC31 citations92
US5415522AMay 16, 1995

Active noise control using noise source having adaptive resonant frequency tuning through stress variation

GEN ELECTRIC49 citations92
US5388956AFeb 14, 1995

Fan assembly and method for reducing fan noise

GEN ELECTRIC37 citations92
US5382134AJan 17, 1995

Active noise control using noise source having adaptive resonant frequency tuning through stiffness variation

GEN ELECTRIC37 citations92
US5370340ADec 6, 1994

Active control of aircraft engine noise using vibrational inputs

GEN ELECTRIC47 citations92
US5584447ADec 17, 1996

Noise control using a plate radiator and an acoustic resonator

GEN ELECTRIC13 citations73
US5479813AJan 2, 1996

Sensor matching through real-time output compensation

GEN ELECTRIC12 citations73
US5463893ANov 7, 1995

Sensor matching through real-time output compensation

GEN ELECTRIC12 citations73
US5419198AMay 30, 1995

Electronic signal enhancement and separation for machinery diagnostics

GEN ELECTRIC12 citations73
US5402669AApr 4, 1995

Sensor matching through source modeling and output compensation

GEN ELECTRIC16 citations73
US5391053AFeb 21, 1995

Active noise control using noise source having adaptive resonant frequency tuning through variable panel loading

GEN ELECTRIC14 citations69