Spacecraft hazard avoidance utilizing structured light
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hazard avoidance↗
Engineering topics
Liebe, C. C.
Publications and source records attributed to Liebe, C. C..
Absolute optical metrology : nanometers to kilometers
We provide and overview of the developments in the field of high-accuracy absolute optical metrology with emphasis on space-based applications. Specific work on the Modulation Sideband Technology for Absolute Ranging (MSTAR) sensor is described along with novel applications of the sensor.
optical metrology↗
Fuzzy image processing in sun sensor
This paper will describe how the fuzzy image processing is implemented in the instrument. Comparison of the Fuzzy image processing and a more conventional image processing algorithm is provided and shows that the Fuzzy image processing yields better accuracy then conventional image processing.
MEMS sun sensor APS attitude determination fuzzy i↗
MEMS based sun sensor on a chip
A prototype sun sensor has been developed. The accuracy of the MEMS based sun sensor on a chip is estimated to be 1 arcminute.
MEMS sun sensor APS attitude determination↗
New Millennium ST6 Autonomous Rendezvous Experiment (ARX)
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autonomous rendezvous ST6 ARX↗
New Millennium ST6 Autonomous Rendezvous Experiment (ARX)
This paper presents an overview of the New Millennium Space Technology 6 (ST6) Autonomous Rendezvous Experiment (ARX) mission and system.
autonomous rendezvous ST6 ARX↗
Flight qualified laser radar for spacecraft guidance application
Describes the LAMP instrument and its performance obtained in field-testing.
lidar laser radar STG lamp↗
Laser radar for spacecraft guidance applications
A flight qualified laser radar called LAMP (LAser MaPper) is under development at JPL. LAMP is a guidance and control sensor that can form 3 dimensional images of its field of regard. This paper describes the detailed design of the LAMP sensor.
LAMP laser radar laser range finder↗
The Mars Exploration Rover suncam
One of the onboard cameras is to point the high gain antenna at Earth and to provide a reference for the inertial measurement unit that is used for rover navigation.
Mars rover sunsensing CCD centroiding↗
The Mars Exploration Rover suncam
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sun sensor CCD MER↗
Micro sun sensor
A new generation of sun sensors is emerging. These sun sensors utilize an imaging detector and the sun sensor determines the sun angles based on an image of fringes or centroids on the detector plane. Typically determines the sun angle in two axes.
APS MEMS sun sensor↗
Mars Exploration Rover engineering cameras
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Mars Mars Exploration Rover MER CCD camera sun sen↗
Mars Exploration Rover engineering cameras
The scientific payloads of the rovers will include a stereo pair of panoramic cameras and a microscopic imager.
Mars MER CCD surface navigation hazard avoidance s↗
MEMS based sun sensor
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MEMS sun sensor attitude determination↗
Returned signal from sphere covered with retroreflectors illuminated with laser light
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sample return retroreflectors laser diffraction co↗
Covering a sphere with retroreflectors
This paper discusses how retroreflectors can be placed on the orbiting sample canister with the objective of maximizing returned light from a scanning laser system. The retroreflectors are vital for acquisition of the sample canister during the terminal rendezvous phase of the capture.
retroreflectors simulation Rayleigh-Sommerfield di↗
Micro sun sensor
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sun sensor MEMS Active pixel sensor↗