Integrated optoelectronic oscillator based on optical injection whispering gallery mode laser

Abstract

An integrated optoelectronic oscillator based on an optical injection whispering gallery mode laser comprises an electric injection whispering gallery mode laser, a main laser, an optical beam splitter, a high-speed photoelectric detector, a radio-frequency amplifier, a radio-frequency coupler and a radio-frequency filter, wherein the main laser is located in the optical path of the electric injection whispering gallery mode laser, the input end of the optical beam splitter is connected with the output end of the electric injection whispering gallery mode laser, the input end of the high-speed photoelectric detector is connected with the transmission end of the optical beam splitter, the input end of the radio-frequency amplifier is connected with the output end of high-speed photoelectric detector, the input end of the radio-frequency coupler is connected with the output end of the radio-frequency amplifier, the input end of the radio-frequency filter is connected with one output end of the radio-frequency coupler, and the output end of the radio-frequency filter is connected with the control end of the electric injection whispering gallery mode laser; all the components are manufactured on a substrate. According to the integrated optoelectronic oscillator based on the optical injection whispering gallery mode laser, on-chip optical interconnection of optical circuits is achieved.

Description

technical field [0001] The patent of the present invention relates to microwave photonics, and mainly relates to an integrated optoelectronic oscillator based on light injection whispering gallery mode lasers. More specifically, this patent proposes an integrated tunable optoelectronic oscillator based on light injection whispering gallery mode lasers. On-chip integration scheme, and the application of whispering gallery mode lasers with small size and low power consumption. Background technique [0002] As the carrier of information transmission, light has advantages that electronics do not have such as broadband, high speed, low loss, and no interference. In comparison, it has the advantages of fast transmission speed, large bandwidth, and strong anti-interference. The optical microcavity laser represented by the whispering gallery mode microdisk laser uses the total reflection of the side wall to achieve strong confinement of the light field, and a whispering gallery (Wi...

AI Technical Summary

Problems solved by technology

However, due to the structural characteristics of the vertical cavity surface laser, the system still has the characteristics of high power consumption and difficulty in integration when it is applied to the on-chip optical interconnection system.

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