Tracking and data acquisition for space exploration.
Tracking and data acquisition systems for spacecraft and ground link through command, telemetry and tracking, noting data relay satellites, etc
Coates, R. J.↗
SEARCH · Engineering Papers
Results for “Relays”
Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.
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Photon switch eliminates noise in subsystem intercommunication.
Photon actuated switch consisting of 10 input binary logic gate and solid state relay to reduce aerospace vehicles self generated noise
Bergens, D.↗
The S-band Telemetry, Tracking, and Command Experiment.
Real time telemetry, tracking and command links by synchronous satellite relay, describing ATS-Nimbus E S-band experiment
Heffernan, P. J.↗
Safe/armed explosive squib
Safe/Armed Firing-Type Initiator /SAFTI/ combines the safety features of existing electromechanical safe-arm devices with the weight and size of a standard initiator and the functioning speed of a relay.
Parker, L. C.↗
Latching overcurrent circuit breaker
Circuit breaker consists of a preset current amplitude sensor, and a lamp-photo-resistor combination in a feedback arrangement which energizes a power switching relay. The ac input power is removed from the load at predetermined current amplitudes.
Moore, M. L.↗
Analysis of signal and noise turnaround in the Goddard range and range rate transponder
Range and range rate transponder capability for ground system tracking relay of Nimbus-E
Grenchik, T. J.↗
Multipath/modulation study - Adaptive techniques Final report, Apr. 1969 - Mar. 1970
Adaptive techniques for multipath modulation for use in tracking and data relay satellite
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Analysis of a communication satellite for lunar far-side exploration
Analysis of communication satellite for lunar far-side exploration relaying color television, voice, high-bit-rate telemetry data, and ranging code from command and service, and lunar modules
Goodwin, C. H.↗
Study of Efficient Transmission and Reception of Image-type Data Using Millimeter Waves Interim Engineering Report
Video image data transmission using millimeter wave relay satellites
Cuccia, C. L.↗
Communication System Aspects of High-data Rate Imagery Transmission
Video image data transmission using millimeter wave relay satellites - modulation techniques and frequency bands
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Image Sensor Technology
Video image data transmission using millimeter wave relay satellites - image sensor systems
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Digital Transmission of Imagery Data
Video image data transmission using millimeter wave relay satellites - video data conversion technology
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Modulator/demodulators for PSK Digital Data Systems
Video image data transmission using millimeter wave relay satellites - biphase and quadriphase modulator systems for phase shift keying
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Acquisition, Search, Track
Video image data transmission using millimeter wave relay satellites - satellite acquisition, searching, and tracking
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The Millimeter Wave Link
Video image data transmission using millimeter wave relay satellites - millimeter wave links
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L-band ATS 5/Orion/S. S. Manhattan marine navigation and communication experiment Final report
L-band signals relayed by synchronous satellite for navigation and data communication
Hanas, O. J.↗
Time-division multiplexer Patent
Time division multiplexer with magnetic latching relays
Meyer, J. F.↗
Range and velocity components for satellite-to- satellite communication links
Range and velocity components for ray paths between tracking and data relay satellite and user communication satellite
Golden, T. S.↗