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[High speed transmission system for dual-spectral remote sensing system]
Hai-Peng Kuang1, De-Jiang Wang, Gang Zhou
1Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences, Changchun 130033, China. kuanghp@163.com
Guang Pu Xue Yu Guang Pu Fen Xi = Guang Pu
|August 19, 2011
Summary
A new optical transmission system enables dual-spectral aerial camera data transfer. This compact, reliable system achieves high-speed data rates for remote sensing applications.
Area of Science:
- Optical engineering
- Data transmission systems
- Remote sensing technology
Context:
- Aerial imaging systems require efficient data transmission.
- Dual-spectral cameras generate large volumes of data.
- Existing systems may lack the speed or reliability for advanced applications.
Purpose:
- To propose a novel optical transmission system for dual-spectral aerial camera image data.
- To detail the transmission scheme, data frame structure, and timing recovery.
- To verify the system's performance and suitability for remote sensing.
Summary:
- A novel optical transmission system is presented for dual-spectral aerial camera data.
- It incorporates a timing recovery method using line valid interrupt flags for data consistency.
- Dual asynchronous detector data are transmitted over a single fiber using buffering mechanisms.
- The system is implemented on large programmable devices with high-speed interfaces.
- Experimental results confirm support for various camera link protocols, with serial data rates up to 6.25 Gb/s and pixel rates of 40 MHz.
Impact:
- Enables high-speed, reliable data transmission for dual-spectral aerial imaging.
- Provides a compact and robust solution suitable for space and serial remote sensing equipment.
- Facilitates advanced aerial surveillance and Earth observation capabilities.
