NASA Tech Briefs, December 2008Topics covered include: Crew Activity Analyzer; Distributing Data to Hand-Held Devices in a Wireless Network; Reducing Surface Clutter in Cloud Profiling Radar Data; MODIS Atmospheric Data Handler; Multibeam Altimeter Navigation Update Using Faceted Shape Model; Spaceborne Hybrid-FPGA System for Processing FTIR Data; FPGA Coprocessor for Accelerated Classification of Images; SiC JFET Transistor Circuit Model for Extreme Temperature Range; TDR Using Autocorrelation and Varying-Duration Pulses; Update on Development of SiC Multi-Chip Power Modules; Radio Ranging System for Guidance of Approaching Spacecraft; Electromagnetically Clean Solar Arrays; Improved Short-Circuit Protection for Power Cells in Series; Electromagnetically Clean Solar Arrays; Logic Gates Made of N-Channel JFETs and Epitaxial Resistors; Improved Short-Circuit Protection for Power Cells in Series; Communication Limits Due to Photon-Detector Jitter; System for Removing Pollutants from Incinerator Exhaust; Sealing and External Sterilization of a Sample Container; Converting EOS Data from HDF-EOS to netCDF; HDF-EOS 2 and HDF-EOS 5 Compatibility Library; HDF-EOS Web Server; HDF-EOS 5 Validator; XML DTD and Schemas for HDF-EOS; Converting from XML to HDF-EOS; Simulating Attitudes and Trajectories of Multiple Spacecraft; Specialized Color Function for Display of Signed Data; Delivering Alert Messages to Members of a Work Force; Delivering Images for Mars Rover Science Planning; Oxide Fiber Cathode Materials for Rechargeable Lithium Cells; Electrocatalytic Reduction of Carbon Dioxide to Methane; Heterogeneous Superconducting Low-Noise Sensing Coils; Progress toward Making Epoxy/Carbon-Nanotube Composites; Predicting Properties of Unidirectional-Nanofiber Composites; Deployable Crew Quarters; Nonventing, Regenerable, Lightweight Heat Absorber; Miniature High-Force, Long-Stroke SMA Linear Actuators; "Bootstrap" Configuration for Multistage Pulse-Tube Coolers; Reducing Liquid Loss during Ullage Venting in Microgravity; Ka-Band Transponder for Deep-Space Radio Science; Replication of Space-Shuttle Computers in FPGAs and ASICs; Demisable Reaction-Wheel Assembly; Spatial and Temporal Low-Dimensional Models for Fluid Flow; Advanced Land Imager Assessment System; Range Imaging without Moving Parts.
IDRelationTitle20080048043WorkDistributing Data to Hand-Held Devices in a Wireless Network20080048060WorkSpecialized Color Function for Display of Signed Data20080048036WorkDemisable Reaction-Wheel Assembly20080048054WorkHeterogeneous Superconducting Low-Noise Sensing Coils20080048061WorkDelivering Alert Messages to Members of a Work Force20080048045WorkSpatial and Temporal Low-Dimensional Models for Fluid Flow20080048052WorkMiniature High-Force, Long-Stroke SMA Linear Actuators20080048057WorkDelivering Images for Mars Rover Science Planning20080048063WorkHDF-EOS 2 and HDF-EOS 5 Compatibility Library20080048055WorkProgress toward Making Epoxy/Carbon-Nanotube Composites20080048040WorkSimulating Attitudes and Trajectories of Multiple Spacecraft20080048039WorkSystem for Removing Pollutants from Incinerator Exhaust20080048058WorkNonventing, Regenerable, Lightweight Heat Absorber20080048044WorkDeployable Crew Quarters20080048025WorkTDR Using Autocorrelation and Varying-Duration Pulses20080048047WorkFPGA Coprocessor for Accelerated Classification of Images20080048023WorkUpdate on Development of SiC Multi-Chip Power Modules20080048056WorkElectrocatalytic Reduction of Carbon Dioxide to Methane20080048064WorkImproved Short-Circuit Protection for Power Cells in Series20080048037WorkHDF-EOS Web Server20080048033WorkKa-Band Transponder for Deep-Space Radio Science20080048029WorkRange Imaging without Moving Parts20080048042WorkCrew Activity Analyzer20080048062WorkRadio Ranging System for Guidance of Approaching Spacecraft20080048059WorkMultibeam Altimeter Navigation Update Using Faceted Shape Model20080048031WorkLogic Gates Made of N-Channel JFETs and Epitaxial Resistors20080048038WorkHDF-EOS 5 Validator20080048048WorkElectromagnetically Clean Solar Arrays20080048053Work'Bootstrap' Configuration for Multistage Pulse-Tube Coolers20080048032WorkSiC JFET Transistor Circuit Model for Extreme Temperature Range20080048035WorkReplication of Space-Shuttle Computers in FPGAs and ASICs20080048027WorkSealing and External Sterilization of a Sample Container20080048050WorkXML DTD and Schemas for HDF-EOS20080048065WorkAdvanced Land Imager Assessment System20080048049WorkSpaceborne Hybrid-FPGA System for Processing FTIR Data20080048024WorkCommunication Limits Due to Photon-Detector Jitter20080048030WorkPredicting Properties of Unidirectional-Nanofiber Composites20080048034WorkReducing Surface Clutter in Cloud Profiling Radar Data20080048028WorkConverting EOS Data from HDF-EOS to netCDF20080048051WorkMODIS Atmospheric Data Handler20080048046WorkReducing Liquid Loss during Ullage Venting in Microgravity20080048041WorkOxide Fiber Cathode Materials for Rechargeable Lithium Cells20080048023WorkUpdate on Development of SiC Multi-Chip Power Modules20080048024WorkCommunication Limits Due to Photon-Detector Jitter20080048025WorkTDR Using Autocorrelation and Varying-Duration Pulses20080048026WorkConverting from XML to HDF-EOS20080048027WorkSealing and External Sterilization of a Sample Container20080048028WorkConverting EOS Data from HDF-EOS to netCDF20080048029WorkRange Imaging without Moving Parts20080048030WorkPredicting Properties of Unidirectional-Nanofiber Composites20080048031WorkLogic Gates Made of N-Channel JFETs and Epitaxial Resistors20080048032WorkSiC JFET Transistor Circuit Model for Extreme Temperature Range20080048033WorkKa-Band Transponder for Deep-Space Radio Science20080048034WorkReducing Surface Clutter in Cloud Profiling Radar Data20080048035WorkReplication of Space-Shuttle Computers in FPGAs and ASICs20080048036WorkDemisable Reaction-Wheel Assembly20080048037WorkHDF-EOS Web Server20080048038WorkHDF-EOS 5 Validator20080048039WorkSystem for Removing Pollutants from Incinerator Exhaust20080048040WorkSimulating Attitudes and Trajectories of Multiple Spacecraft20080048041WorkOxide Fiber Cathode Materials for Rechargeable Lithium Cells20080048042WorkCrew Activity Analyzer20080048043WorkDistributing Data to Hand-Held Devices in a Wireless Network20080048044WorkDeployable Crew Quarters20080048045WorkSpatial and Temporal Low-Dimensional Models for Fluid Flow20080048046WorkReducing Liquid Loss during Ullage Venting in Microgravity20080048047WorkFPGA Coprocessor for Accelerated Classification of Images20080048048WorkElectromagnetically Clean Solar Arrays20080048049WorkSpaceborne Hybrid-FPGA System for Processing FTIR Data20080048050WorkXML DTD and Schemas for HDF-EOS20080048051WorkMODIS Atmospheric Data Handler20080048052WorkMiniature High-Force, Long-Stroke SMA Linear Actuators20080048053Work'Bootstrap' Configuration for Multistage Pulse-Tube Coolers20080048054WorkHeterogeneous Superconducting Low-Noise Sensing Coils20080048055WorkProgress toward Making Epoxy/Carbon-Nanotube Composites20080048056WorkElectrocatalytic Reduction of Carbon Dioxide to Methane20080048057WorkDelivering Images for Mars Rover Science Planning20080048058WorkNonventing, Regenerable, Lightweight Heat Absorber20080048059WorkMultibeam Altimeter Navigation Update Using Faceted Shape Model20080048060WorkSpecialized Color Function for Display of Signed Data20080048061WorkDelivering Alert Messages to Members of a Work Force20080048062WorkRadio Ranging System for Guidance of Approaching Spacecraft20080048063WorkHDF-EOS 2 and HDF-EOS 5 Compatibility Library20080048064WorkImproved Short-Circuit Protection for Power Cells in Series20080048065WorkAdvanced Land Imager Assessment System20080048026WorkConverting from XML to HDF-EOS