J Robert Jensen The Johns Hopkins University    Applied Physics Laboratory 11100 Johns Hopkins Road Laurel, Maryland 20723-6099 telephone: 240-228-4549 email: bob.jensen@jhuapl.edu  Education   BA, chemistry, 1973     Cornell College Mt. Vernon, Iowa  PhD, physical chemistry, 1978 University of Wisconsin Madison, Wisconsin    Work Experience   1973 - 1975 Teaching Assistant Chemistry Department University of Wisconsin 1975 - 1978 Research Assistant Chemistry Department University of Wisconsin 1978 - present     The Johns Hopkins University Applied Physics Laboratory Laurel, Maryland    Current Position Principal Professional Staff Member Ocean Remote Sensing Group (SRO) Space Department Research Interests satellite radar altimetry cross track angle measurement (phase monopulse concept) coherent processing along track (delay/Doppler resolution improvement) processing algorithms (gate tracking theory and extension) instrument design and analysis (Co-I for NASA instrument incubator) radar system design and analysis synthetica aperture radar scatterometry satellite Doppler tracking noncoherent navigation with a transceiver (patents)     (co-inventor of the method currently being used to     navigate the New Horizons probe to Pluto) in-flight oscillator tracking     (oscillator characterization being continuously     performed for New Horizons probe) one-way Doppler navigation satellite communications transponder design and performance analysis receiver monitoring (patent) analysis of reciever performance and emergency recovery digital command detectors design and analysis symbol synchronization methods for CPM systems (patent) tone-based commanding of a satellite     (experiments performed with New Horizons probe     in the neighborhood of Jupiter) Professional presentations and publications