Figure 4.

(a) Measurement setup for the hybrid resonator. (b) Measured transmission spectrum of a hybrid resonator formed by a 1.5-cm-long LRSPP coupler and a 30-cm-long SM fiber.

(a) Measurement setup for the hybrid resonator. (b) Measured transmission spectrum of a hybrid resonator formed by a 1.5-cm-long LRSPP coupler and a 30-cm-long SM fiber.