News
14
2026-04
AllianStream Photonics × Shanghai Jiao Tong University | Two Breakthrough DAS Achievements Presented at OFC 2026, Leading the Frontier of Fiber Optic Sensing via Industry-University-Research Collaboration
09
2026-01
Recently, the Zhejiang Provincial Department of Economy and Informatization issued the “Notice on Announcing the List of Designated Key Enterprise Research Institutes and Enterprise Research Institutes in Zhejiang Province for 2025.”
09
2025-12
Example: High-Resolution Distributed Fiber Optic Sensing for Dam Health Monitoring
This study leverages distributed acoustic sensing (DAS) in conjunction with ambient noise tomography to enhance the monitoring capabilities for dam health assessment.
09
2025-12
The 2025 Year-End Summary Meeting for the “Research and Demonstration of Urban Lifeline Safety Monitoring and Early Warning Technologies” Project under the National Key R&D Program during the 14th Five-Year Plan Period Was Held Successfully.
22
2025-11
On October 20, 2025, the Standardization Committee of the Chinese Society of Optical Engineering convened a project initiation review meeting for the standard “Performance Testing Methods for Fiber-Optic Distributed Acoustic Sensing (DAS).”
20
2025-11
As an innovative and practical technological achievement, this system centers on distributed acoustic sensing (DAS) technology to establish a comprehensive, real-time monitoring network for the entire dam structure. By overcoming the limitations of traditional monitoring—namely its non-real-time nature and discrete data collection—it delivers a leap-forward upgrade to high-density, real-time, and intelligent monitoring, thereby providing an innovative solution for dam safety protection.
18
2025-11
Lianhe Photonics has been invited to attend the Second Conference on Distributed Fiber Optic Sensing Technologies and Applications, to be held in Zhuhai on November 21, 2025.
19
2025-10
The autumn scenery is delightfully inviting, and distinguished guests have gathered in full. From October 17 to 19, the Second International Symposium on Applications of Fiber-Optic Distributed Acoustic Sensing (DAS) Technology was successfully held in the picturesque Xikou area of Fenghua, Zhejiang Province.
09
2025-10
Fiber-optic distributed acoustic sensing (DAS), with its unique advantages of high density, large coverage, and distributed sensing, has been widely applied in recent years across multiple fields, including geophysical exploration, structural health monitoring, and security and defense surveillance, demonstrating tremendous technological potential and promising application prospects.
29
2025-09
To further enhance the exchange of the latest academic achievements in the field of Earth sciences, and with the support and concerted efforts of numerous domestic experts, the “China Joint Academic Annual Conference on Earth Sciences” has been jointly initiated and organized by the Chinese Geophysical Society, the Organizing Committee of the National Symposium on Petrology and Geodynamics, the Professional Committee on Tectonic Geology and Geodynamics of the Geological Society of China, and the Professional Committee on Regional Geology and Ore Deposit Genesis of the Geological Society of China.
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