US Patent Application 18344962. DUMMY LIGHT SIGNAL GENERATION APPARATUS AND METHOD, AND RECONFIGURABLE OPTICAL ADD/DROP MULTIPLEXER simplified abstract

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DUMMY LIGHT SIGNAL GENERATION APPARATUS AND METHOD, AND RECONFIGURABLE OPTICAL ADD/DROP MULTIPLEXER

Organization Name

HUAWEI TECHNOLOGIES CO., LTD.


Inventor(s)

Fei Chen of Wuhan (CN)


Zhuang Zhao of Dongguan (CN)


Ming Li of Shenzhen (CN)


DUMMY LIGHT SIGNAL GENERATION APPARATUS AND METHOD, AND RECONFIGURABLE OPTICAL ADD/DROP MULTIPLEXER - A simplified explanation of the abstract

  • This abstract for appeared for US patent application number 18344962 Titled 'DUMMY LIGHT SIGNAL GENERATION APPARATUS AND METHOD, AND RECONFIGURABLE OPTICAL ADD/DROP MULTIPLEXER'

Simplified Explanation

The abstract describes a device used in communication that generates a dummy light signal. The device includes a light source module that produces two different wavelength signals, each with multiple channels. These signals are then combined using a polarization beam combiner to create the dummy light signal, which has a total number of channels equal to the sum of the channels from the two wavelength signals. Importantly, the polarization state of the wavelength signals on each channel is different, ensuring that they are orthogonal to each other.


Original Abstract Submitted

A dummy light signal generation apparatus, which can be used in the communication field. The apparatus includes: a light source module configured to generate a first wavelength signal and a second wavelength signal, where the first wavelength signal has N first channels, and the second wavelength signal has M second channels; and a polarization beam combiner configured to polarize and combine the first wavelength signal and the second wavelength signal to output a dummy light signal, where the dummy light signal has N+M channels. A polarization state of a wavelength signal of a dummy light signal on any first channel is orthogonal to a polarization state of a wavelength signal of the dummy light signal on the second channel.