BANDWIDTH ADJUSTABLE OPTICAL MODULE AND SYSTEM

摘要

A circuit board of the optical module comprises: a first electrical interface is configured to connect an electrical interface of a board or a second electrical interface of another optical module, and a second electrical interface is configured to connect a first electrical interface of another optical module; a first optical port is configured to connect an optical transmission device or a second optical port of another optical module, and a second optical port is configured to connect an optical receiving device or a first optical port of another optical module; and a optical transceiver assembly multiplexes downstream light and demultiplexes upstream light. The optical module provided in solutions of the present invention can be flexibly combined with another optical module, enabling flexible and gradual upgrade of an optical module bandwidth according to a user requirement by using various combination manners.

主权项

1. An optical module, applied to a passive optical network, wherein a circuit board of the optical module is provided with a first electrical interface and a second electrical interface, a first optical port and a second optical port, and an optical transceiver assembly;
the first electrical interface is configured to connect an electrical interface of a board or a second electrical interface of another optical module, and the second electrical interface is configured to connect a first electrical interface of another optical module or an electrical interface of the board; the first optical port is configured to connect an optical transmission device or a second optical port of another optical module, and the second optical port is configured to connect an optical receiving device or a first optical port of another optical module; and after being input into the optical transceiver assembly through the first optical port, downstream incident light is multiplexed, by using the optical transceiver assembly, with light that is generated by the optical transceiver assembly, and downstream light formed by multiplexing is output through the second optical port; and after upstream incident light is input into the optical transceiver assembly through the second optical port, light corresponding to a wavelength of the optical module is filtered out by using the optical transceiver assembly, and upstream light remaining after filtering is output through the first optical port.