Spiess, C.C.SpiessTöpfer, S.S.TöpferSharma, S.S.SharmaKrzic, A.A.KrzicSauer, G.G.SauerRieländer, D.D.RieländerSteinlechner, F.F.Steinlechner2022-05-062022-05-062021https://publica.fraunhofer.de/handle/publica/41706410.1364/CLEO_AT.2021.ATu1S.3High-throughput quantum communication requires precise time tagging of photon detection events. Here we show how residual synchronization jitter as low as <1ps can be accomplished by autonomous correlation tracking of photon pairs, and discuss experimental results in a free-space link.enPhotonsquantum optics620conference paper