| Patent Number |
Title Of Patent |
Date Issued |
| 7400385 |
Optical air data systems and methods |
July 15, 2008 |
| Systems and methods for sensing air outside a moving aircraft are presented. In one embodiment, a system includes a laser for generating laser energy. The system also includes one or more transceivers for projecting the laser energy as laser radiation to the air. Subsequently, each t |
| 6894768 |
Optical air data systems and methods |
May 17, 2005 |
| Systems and methods for sensing air outside a moving aircraft are presented. In one embodiment, a system includes a laser for generating laser energy. The system also includes one or more transceivers for projecting the laser energy as laser radiation to the air. Subsequently, each t |
| 6822236 |
Method of optimizing a response of a gas correlation radiometer to a trace amount of a target ga |
November 23, 2004 |
| A method optimizes gas correlation radiometer response to trace amounts of target gas in the free atmosphere in competition with interfering gas. Operations identify spectral regions of a first absorption spectrum of the target gas, and of a second absorption spectrum of the interfering |
| 6750453 |
Methods of and apparatus for detecting low concentrations of target gases in the free atmosphere |
June 15, 2004 |
| A source directs broadband modulated light into a region the free atmosphere in which target gas may be present. A gas correlation radiometer responds to light transmitted through the region. Separate radiometer channels respond to a single beam of light after transmission through th |
| 6509566 |
Oil and gas exploration system and method for detecting trace amounts of hydrocarbon gases in th |
January 21, 2003 |
| An oil and gas exploration system and method for land and airborne operations, the system and method used for locating subsurface hydrocarbon deposits based upon a remote detection of trace amounts of gases in the atmosphere. The detection of one or more target gases in the atmosphere is |
| 6409198 |
Method and apparatus for measuring atmospheric temperature |
June 25, 2002 |
| An advance in a passive, remote sensing device for measurement of atmospheric temperature utilizes an actuated modulator for periodically alternating the radiation detected by a detector at a selected infrared wavelength between the infrared radiation from the atmosphere and that fro |
| 5696778 |
Method of and apparatus for generating intracavity double raman shifted laser pulses |
December 9, 1997 |
| Apparatus performs a method of generating one output laser pulses in a range of 2 to 5 microns using an intracavity feature. When a plurality of the output laser pulses are generated, a first output pulse may have any selected wavelength within the range and a second output pulse is |
| 5583877 |
Method and apparatus for generating high power laser pulses in the two to six micron wavelength |
December 10, 1996 |
| Apparatus performs a method of generating one or more output laser pulses in a range of 2 to 6 microns. When a plurality of the output laser pulses are generated, a first output pulse has any selected wavelength within the range and a second output pulse is temporally closely spaced rela |
| 5285256 |
Rear-looking apparatus and method for detecting contrails |
February 8, 1994 |
| Contrail detection aft of an aircraft is provided by a rear-looking ranging system carried by the aircraft. A randomly modulated laser beam is directed into a detection volume aft of the aircraft for scatter back toward a detector on the aircraft. Bistatic mounting of a laser and a t |
| 4394575 |
Apparatus for measuring vapor density, gas temperature, and saturation ratio |
July 19, 1983 |
| An apparatus for measuring vapor density and saturation ratio of individual chemical species in multi-component, multi-phase systems includes means to permit measurement in supersaturated vapor and in the presence of liquid, solid and dispersed aerosol phases of the sampled gas component |
