A high-speed multi-channel parallel optical transceiver module and test device based on BGA package

Abstract

The invention discloses a high-speed multi-channel parallel optical transceiver module based on BGA packaging and a testing device. The module comprises a light source assembly, a light source drivingchip, an optical receiving assembly, an amplitude limiting amplifier, a processor, a PCB, gold wires and an FA-MT optical path assembly and an external optical fiber; and the light receiving assemblycomprises a photoelectric detector and a pre-amplification circuit. The light source assembly is connected with the light source driving chip through a gold wire to convert an electric signal into anoptical signal; the optical receiving assembly is connected with the limiting amplifier through a gold wire to convert an optical signal into an electric signal; the light source assembly and the light receiving assembly are connected with external equipment through external optical fibers. The module combines the COB technology, the optical path coupling technology, the temperature compensationtechnology, the high-speed signal simulation technology and the like, and solves the problems of the digital optical module in the aspects of rate, volume, parallel transmission and the like.

Description

technical field [0001] The invention relates to an optical module, in particular to a high-speed multi-channel parallel optical transceiver module based on BGA packaging, which belongs to the field of optical fiber communication. Background technique [0002] An optical transceiver is a device that realizes mutual conversion (O / E, E / O) of optical signals and electrical signals in an optical fiber communication system and has a standard optical interface. It is one of the important devices in an optical fiber communication system. In the military, it is widely used in airborne electronic loads, radar, satellite communications, telemetry and remote control systems, etc., and is also a key unit supporting downstream industries such as cloud computing, broadband networks, digital medical care, and the Internet of Things. [0003] In modern communication, the volume requirements of communication equipment are getting smaller and higher, and the interface density is getting higher...

AI Technical Summary

Problems solved by technology

[0003] In modern communication, the volume requirements of communication equipment are getting smaller and higher, and the interface density is getting higher and higher. The traditional optical conversion module with laser and detector separation has been difficult to meet the requirements of modern communication equipment.

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