We propose and fabricate a monolithic optical interconnect on a GaN-on-silicon platform using a wafer-level technique. Because the InGaN/GaN mukiple-quantum-well diodes (MQWDs) can achieve light emission and detecti...We propose and fabricate a monolithic optical interconnect on a GaN-on-silicon platform using a wafer-level technique. Because the InGaN/GaN mukiple-quantum-well diodes (MQWDs) can achieve light emission and detection simultaneously, the emitter and collector sharing identical MQW structure are produced using the same process. Suspended waveguides interconnect the emitter with the collector to form in-plane light coupling. Monolithic optical interconnect chip integrates the emitter, waveguide, base, and collector into a multi-component system with a common base. Output states superposition and 1 × 2 in-piane light communication are experimentally demonstrated. The proposed monolithic optical interconnect opens a promising way toward the diverse applications from in-plane visible light communication to light-induced imaging, and optical sensing. artificial synaptic devices, intelligent display, on-chip展开更多
基金Project supported by the Special Project for Inter-government Collaboration of State Key Research and Development Program, China (No. 2016YFE0118400), the Natural Science Foundation of Jiangsu Province, China (No. BE2016186), the National Natural Science Foundation of China (Nos. 61322112 and 61531166004), the Research Project (Nos. KYZZ16_0258, CJKA201506, and CKJA201306, and the '111' Project
文摘We propose and fabricate a monolithic optical interconnect on a GaN-on-silicon platform using a wafer-level technique. Because the InGaN/GaN mukiple-quantum-well diodes (MQWDs) can achieve light emission and detection simultaneously, the emitter and collector sharing identical MQW structure are produced using the same process. Suspended waveguides interconnect the emitter with the collector to form in-plane light coupling. Monolithic optical interconnect chip integrates the emitter, waveguide, base, and collector into a multi-component system with a common base. Output states superposition and 1 × 2 in-piane light communication are experimentally demonstrated. The proposed monolithic optical interconnect opens a promising way toward the diverse applications from in-plane visible light communication to light-induced imaging, and optical sensing. artificial synaptic devices, intelligent display, on-chip