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Underwater optical communications

Underwater optical communications

These high-speed response PMT (photomultiplier tube) modulesare specifically designed for underwater optical communications.Besides high-speed response, these modules feature high gain and have a large effective diameter for better light collection making them ideal for high-speed underwater optical communications.

水中光通信コンセプト図 Underwater optical communication comcept image

Underwater communication distance and transmission rate

Relation between communication distance and speed

Underwater optical communications

1-Gbps communication available. Possible to 1Gbps communication which contribution video streaming and high-resolution image/movie transfer

 

Underwater acoustic communications

Communication speed is limited by narrower band width in acoustic

Recommended products

PMT module for underwater optical communications

These high-speed response PMT (photomultiplier tube) modulesare specifically designed for underwater optical communications.
Besides high-speed response, these modules feature high gain and have a large effective diameter for better light collection making them ideal for high-speed underwater optical communications.

  H14447 H14990-100-02 H14600-100 Unit
Frequency band 1.0 0.8 0.2 GHz
Effective area φ25 φ8 φ8 mm
Gain 8.4 x 103 2.5 x 104 1.0 x 106 -
Rise time 350 370 600 ps
Fall time 250 420 1700 ps
FWHM 440 620 1950 ps

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