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.
IDRelationTitle20080048060WorkSpecialized Color Function for Display of Signed Data20080048043WorkDistributing Data to Hand-Held Devices in a Wireless Network20080048036WorkDemisable 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 Resistors20080048030WorkPredicting Properties of Unidirectional-Nanofiber Composites20080048038WorkHDF-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 Jitter20080048034WorkReducing 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 Cells20080048026WorkConverting from XML to HDF-EOS