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Gigahertz Optical Data Transmitters for Laser Communications, Phase I
Completed
Description
Wireless optical communication systems have gone through considerable development in the past few years, as optical components have experiences important technologic advances and price decreases. Thus data communications are increasingly using wireless optical systems at higher speeds. These systems are being used as an alternative to cabled media, mainly due to their simpler deployment and reconfiguration. The high data rate and large information throughput available with laser communication are many times greater than in RF systems, furthermore WDM technology can also be used in free space laser communication system. To provide optical wireless communication between crew and the base of NASA advanced extravehicular activity (EVA) systems, Boston Applied Technologies Incorporated (BATI) proposes an innovative laser communication system based on our recent breakthrough of high performance light intensity and polarization management devices. The laser communication devices developed at BATI have the advantage of significantly reduced size and complexity, small power consumption, high extinction ratio, and solid-state ruggedness. Rather than using two laser transmitters, the proposed laser communication system can establish a two-way optical link using a single conventional laser transmitter.
Benefits
Potential NASA Commercial Applications: A similar system can provide a communication link between a satellite and the ground. The success of this program will have great impacts in military, space, industrial, and consumer sectors. The proposed system may provide a viable approach for the "the last mile" application.
Details
| Technology area | Communications, Navigation, and Orbital Debris Tracking and Characterization Systems > Optical Communications > Optimetrics |
| Program | Small Business Innovation Research/Small Business Tech Transfer (SBIR/STTR) |
| Lead organization | Glenn Research Center, Cleveland, OH |
| Start date | 2006-01-24 |
| End date | 2006-07-24 |
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How to get involved
This is a mature technology (TRL 7+) — the realistic path in is usually NASA's Technology Transfer Program: licensing an existing NASA patent, or a Space Act Agreement to use NASA facilities/expertise directly. NASA also runs a startup licensing program with no upfront fee for companies formed to commercialize a specific NASA technology.
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