Fig. 1. Schematic diagram of working principle of cross hybrid for optical interferometric computation imaging

Fig. 2. Silicon on insulator platform and fundamental TE mode

Fig. 3. Field distribution of the device

Fig. 4. Optical microscope image of cross hybrid

Fig. 5. Prepared cross hybrid chip and packaging effect

Fig. 6. Schematic diagram of the testing system

Fig. 7. Output spectrum measured by a wide-spectrum light source

Fig. 8. Relation between output optical power and voltage

Fig. 9. Phase modulation velocity of the cross hybrid