'This agreement is the natural continuation of the customer project started in 2020 and successfully completed earlier this year. We are very pleased to continue the joint activities with a market player of this caliber and to add value to their technology roadmap,' said Serguei Okhonin, Co-founder and CEO at ActLight. 'The adoption of Single Photon Avalanche Diode (SPAD) array in 3D sensing applications is today a growing reality and the markets are demanding performance improvements (e.g. pixel scaling, higher QE at near IR and higher performance/costs ratio). ActLight technology is developed to address these specific needs and, thanks to its unique features such as tunable sensitivity, low voltage and digital read-out, is perfectly suited to become the sensing solution of reference for 3D systems used in smartphones, cars and other mainstream products.`
EPFL publishes a PhD thesis by Denis Sallin "A low-voltage CMOS-compatible time-domain photodetector, device & front end electronics" explaining Actlight's device operation:
It looks similar to a light triggered thyristor
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