JPL Technical Report Server

Browsing JPL TRS 1992+ by Title

Browsing JPL TRS 1992+ by Title

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  • S-Band Smallsat InSAR Constellation for Surface Deformation Science 
    Freeman, Anthony; Chahat, Nacer (Pasadena, CA: Jet Propulsion Laboratory, National Aeronautics and Space Administration, 2017, 2017-05-10)
    Surface deformation studies using repeat-pass interferometric SAR have evolved into a powerful tool for geophysicists studying earthquake fault zones, volcanoes, ice sheet motion, and subterranean aquifers. Longer wavelengths ...
  • S-Band Smallsat InSAR constellation for surface deformation science 
    Freeman, Anthony; Chahat, Nacer (Pasadena, CA: Jet Propulsion Laboratory, National Aeronautics and Space Administration, 2017, 2017-05-08)
    This paper describes the architecture of a longer wavelength, Smallsat SAR constellation of up to 12 satellites for rapid revisit surface deformation studies. The key to making such a constellation affordable is to lower ...
  • S-Band Smallsat InSAR constellation for surface deformation science 
    Freeman, Tony; Chahat, Nacer (Pasadena, CA: Jet Propulsion Laboratory, National Aeronautics and Space Administration, 2017, 2017-05-08)
  • The S/X-Band Microwave Feed System for NASA's First Beamwaveguide Antenna 
    Manshadi, F. (1996-02)
    The configuration, detail design, and performance of a dual S/X- band microwave feed system for the first Deep Space Network beamwaveguide antenna is reported. This antenna, which is primarily used for research and ...
  • The S/X-Band Microwave Feed System for NASA's First Beamwaveguide Antenna 
    Manshadi, F. (1995-10)
    The configuration, detail design, and performance of the dual S/X-band microwave feed system for the first Deep Space Network (DSN) beamwaveguide (BWG) antenna are reported int his paper. By using existing spare components, ...
  • S2 Pulsar Baseband Processing System 
    Wietfeldt, R.; Bartel, N.; Rizzo, D. Del; Straten, W. Van; Cannon, W.; Novikov, S.; Bailes, M.; Stinebring, D. (1997-07-14)
  • Safe agents in space : preventing and responding to Anomalies in the Autonomous Sciencecraft Experiment 
    Tran, Daniel Q.; Chien, Steve; Rabideau, Gregg; Cichy, Benjamin (Pasadena, CA : Jet Propulsion Laboratory, National Aeronautics and Space Administration, 2005, 2005-07-25)
    This paper describes the design of the Autonomous Sciencecraft Experiment, a software agent that has been running on-board the EO-I spacecraft since 2003. The agent recognizes science events, retargets the spacecraft to ...
  • Safe agents in space: lessons from the Autonomous Sciencecraft Experiment 
    Sherwood, Rob; Chien, Steve; Tran, Daniel; Cichy, Benjamin; Castano, Rebecca; Davies, Ashley; Rabideau, Gregg (Pasadena, CA : Jet Propulsion Laboratory, National Aeronautics and Space Administration, 2004., 2004-12-06)
    An Autonomous Science Agent is currently flying onboard the Earth Observing One Spacecraft. This software enables the spacecraft to autonomously detect and respond to science events occurring on the Earth. The package ...
  • Safe and efficient one-hot state machine 
    Zheng, Jason; Katanyoutanant, Sunant; Le, Martin (Pasadena, CA : Jet Propulsion Laboratory, National Aeronautics and Space Administration, 2005., 2005-09-07)
  • Safe charges rates for lithium-ion cells : effects of lithium plating 
    Smart, M. C.; Whitcanack, L. D.; Ratnakumar, B. V. (Pasadena, CA : Jet Propulsion Laboratory, National Aeronautics and Space Administration, 2007., 2007-11-27)
    A procedure is established to determine conditions that result in safe charging of Li-ion batteries under extreme conditions of charge rate and temperature.
  • Safe laser beam propagation for interplanetary links 
    Wilson, Keith E. (Pasadena, CA : Jet Propulsion Laboratory, National Aeronautics and Space Administration, 2011, 2011)
  • Safe maritime autonomous path planning in a high sea state 
    Ono, Masahiro; Quadrelli, Marco; Huntsberger, Terrance L. (Pasadena, CA : Jet Propulsion Laboratory, National Aeronautics and Space Administration, 2014, 2014-06-04)
    This paper presents a path planning method for sea surface vehicles that prevents capsizing and bow-diving in a high sea-state. A key idea is to use response amplitude operators (RAOs) or, in control terminology, the ...
  • Safe maritime navigation with COLREGs using velocity obstacles 
    Kuwata, Yoshiaki; Wolf, Michael T.; Zarzhitsky, Dimitri; Huntsberger, Terrance L. (Pasadena, CA : Jet Propulsion Laboratory, National Aeronautics and Space Administration, 2011., 2011-09-26)
    This paper presents a motion planning algorithm for Unmanned Surface Vehicles (USVs) to navigate safely in dynamic, cluttered environments. The proposed algorithm not only addresses Hazard Avoidance (HA) for stationary and ...
  • Safe maritime navigation with COLREGS using velocity obstacles 
    Kuwata, Yoshiaki; Wolf, Michael; Zarzhitsky, Dimitri; Huntsberger, Terrance L. (Pasadena, CA : Jet Propulsion Laboratory, National Aeronautics and Space Administration, 2011., 2011-09-29)
  • Safe navigation on hazardous terrain 
    Tunstel, E.; Seraji, H.; Howard, A. (2002-02-21)
    This paper presents a new strategy for autonomous navigation of field mobile robots on hazardous natural terrain using a fuzzy logic approach and a novel measure of terrain transversability.
  • Safety critical software architecture : a partioned software architecture for robotic spacecraft 
    Horvath, Gregory; Cilloniz-Bicchi, Ferner; Chung, Seung; Dvorak, Dan; Hecox, Dave (Pasadena, CA : Jet Propulsion Laboratory, National Aeronautics and Space Administration, 2011., 2011-03-21)
  • Safety requirements and process for attached payloads: the low temperature microgravity physics facility 
    Barrow, K. D.; Croonquist, A.; Hahn, I.; Holmes, W.; Langford, D.; Liu, F. C. (2001-10-15)
    Descriptions of the payload safety requirements and processes that attached payloads must satisfy to meet to fly on the Shuttle or HTV and to be attached to the ISS from the perspective of a payload safety engineer are presented.
  • Safety verification of a fault tolerant reconfigurable autonomous goal-based robotic control system 
    Braman, Julia M. B.; Murray, Richard M; Wagner, David A. (Pasadena, CA : Jet Propulsion Laboratory, National Aeronautics and Space Administration, 2007., 2007-10-29)
    Fault tolerance and safety verification of control systems are essential for the success of autonomous robotic systems. A control architecture called Mission Data System (MDS), developed at the Jet Propulsion Laboratory, ...
  • Safety-critical partitioned software architecture : a partitioned software architecture for robotic 
    Horvath, Greg; Chung, Seung H.; Cilloniz-Bicchi, Ferner (Pasadena, CA : Jet Propulsion Laboratory, National Aeronautics and Space Administration, 2011., 2011-03-21)
    The flight software on virtually every mission currently managed by JPL has several major flaws that make it vulnerable to potentially fatal software defects. Many of these problems can be addressed by recently developed ...
  • SAFIR web site 
    Menzies, R. T.; Yorke, H.; Bradford, M. (2002)

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