Abstract
We report on a photonic crystal (PhC) nanolaser based on the heterogeneous integration of a III-V PhC nanocavity on SOI, configured to operate as a Set-Reset Flip-Flop (SR-FF). The active layer is a nanobeam cavity made of a 650nm × 285nm InP-based wire waveguide evanescently coupled to 500nm × 220nm SOI wire waveguides, demonstrating a record-low footprint of only 6.2μm2. Injection locking enables optical bistability allowing for memory operation with only 6.4fJ/bit switching energies and <50ps response times. Bit-level SR-FF memory operation was evaluated at 5Gb/s with PRBS-resembling data patterns, revealing error free operation with a negative power penalty.
Original language | English |
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Pages (from-to) | 4270-4277 |
Number of pages | 8 |
Journal | Optics Express |
Volume | 24 |
Issue number | 4 |
DOIs | |
Publication status | Published - 22 Feb 2016 |