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Coherent Demonstrates Industry’s First 400G Differential Electro-Absorption Modulated Laser

Coherent Corp. (COHR) 
Last coherent corp. earnings: 2/5 04:05 pm Check Earnings Report
Company Research Source: GlobeNewswire
SAXONBURG, Pa., March 27, 2025 (GLOBE NEWSWIRE) -- Coherent Corp. (NYSE: COHR), a global leader in photonics, is demonstrating the industry's first 400 Gb/s Differential Electro-absorption Modulated Laser (D-EML) at OFC 2025. This represents a significant advance in high-speed optical networking technology for data centers.  Built on the success of its 200G D-EML, which was recognized in the 2025 Lightwave+BTR Innovation Reviews, this innovative D-EML by Coherent addresses critical challenges in optical transceiver designs for 1.6T and future 3.2T connectivity driven by explosive AI infrastructure growth. Unlike traditional single-ended EMLs, its differential design effectively doubles the signal amplitude, significantly lowering overall power consum Read more
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