Inventor
HAYES ROBERT R
US38 patents
⚠️ This page may combine multiple inventors who share the name “HAYES ROBERT R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HRL LAB LLC
15 patentsUS7877020B1Jan 25, 2011
Coherent RF-photonic link linearized via a negative feedback phase-tracking loop
HRL LAB LLC44 citations98
US6804471B1Oct 12, 2004
Apparatus and method of pulsed frequency modulation for analog optical communication
HRL LAB LLC22 citations92
US6418248B1Jul 9, 2002
Traveling-wave photodetector
HRL LAB LLC24 citations92
US7272158B1Sep 18, 2007
Highly efficient waveguide pulsed THz electromagnetic radiation source and group-matched waveguide THz electromagnetic radiation source
HRL LAB LLC43 citations87
US8023831B1Sep 20, 2011
Coherent RF-photonic link linearized via a negative feedback phase-tracking loop
HRL LAB LLC8 citations84
US7813654B1Oct 12, 2010
Broadband linearization of photonic modulation using transversal equalization
HRL LAB LLC14 citations84
US7098744B2Aug 29, 2006
Method and apparatus for generating two frequencies having a frequency separation equal to the atomic frequency of an atomic species
HRL LAB LLC16 citations84
US6456422B1Sep 24, 2002
Direct optical FM discriminator
HRL LAB LLC17 citations84
US6266173B1Jul 24, 2001
Optical FM receiver
HRL LAB LLC18 citations84
US7006726B2Feb 28, 2006
Method and apparatus for optical division of a broadband signal into a plurality of sub-band channels
HRL LAB LLC10 citations74
US7269312B2Sep 11, 2007
Bipolar RF-photonic transversal filter with dynamically reconfigurable passbands
HRL LAB LLC9 citations70
US7941059B1May 10, 2011
Down conversion for distortion free recovery of a phase modulated optical signal
HRL LAB LLC4 citations63
US7822082B2Oct 26, 2010
Wavelength reconfigurable laser transmitter tuned via the resonance passbands of a tunable microresonator
HRL LAB LLC3 citations63
US6888982B2May 3, 2005
Recursive optical delay line filter with neutralization
HRL LAB LLC2 citations63
US6792011B2Sep 14, 2004
Frequency modulated laser with high modulation bandwidth
HRL LAB LLC2 citations63
OATEY CO
5 patentsHUGHES AIRCRAFT CO
4 patentsUS5222162AJun 22, 1993
Monolithic integrated optical time delay network for antenna beam steering
HUGHES AIRCRAFT CO81 citations96
US5177488AJan 5, 1993
Programmable fiber optic delay line, and radar target simulation system incorporating the same
HUGHES AIRCRAFT CO123 citations95
US5532867AJul 2, 1996
Bias stabilization circuit and method for a linearized directional coupler modulator
HUGHES AIRCRAFT CO23 citations92
US5173956ADec 22, 1992
Thermally driven optical switch method and apparatus
HUGHES AIRCRAFT CO41 citations92
HUGHES ELECTRONICS CORP
3 patentsUS6577421B1Jun 10, 2003
Alignment system and method for optical satellite communication
HUGHES ELECTRONICS CORP64 citations94
US6735398B1May 11, 2004
Generating methods for single and multi-channel wideband optical analog pulse positioned waveforms
HUGHES ELECTRONICS CORP29 citations92
US5808472ASep 15, 1998
Apparatus and methods for positioning optical fibers and other resilient members
HUGHES ELECTRONICS CORP17 citations84
BOEING CO
3 patentsUS6278820B1Aug 21, 2001
High power and large bandwidth traveling-wave photodetector
BOEING CO26 citations92
US7856156B2Dec 21, 2010
Lithium niobate modulator having a doped semiconductor structure for the mitigation of DC bias drift
BOEING CO3 citations63
US6657769B2Dec 2, 2003
Low voltage, optical phase modulator
BOEING CO1 citations48