Huawei technologies co., ltd. (20240178920). TRANSMISSION METHOD AND RECEPTION METHOD FOR OPTICAL COMMUNICATION, AND CORRESPONDING DEVICE simplified abstract

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TRANSMISSION METHOD AND RECEPTION METHOD FOR OPTICAL COMMUNICATION, AND CORRESPONDING DEVICE

Organization Name

huawei technologies co., ltd.

Inventor(s)

Kechao Huang of Shenzhen (CN)

Wai Kong Raymond Leung of Shenzhen (CN)

TRANSMISSION METHOD AND RECEPTION METHOD FOR OPTICAL COMMUNICATION, AND CORRESPONDING DEVICE - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240178920 titled 'TRANSMISSION METHOD AND RECEPTION METHOD FOR OPTICAL COMMUNICATION, AND CORRESPONDING DEVICE

Simplified Explanation

The patent application describes a transmission method for optical communication, specifically for scenarios such as metropolitan area networks, backbone networks, and data center interconnects with speeds over 400 Gbps.

  • The method involves generating a super-frame with multiple sub-frames, each containing training symbols and pilot symbols with specific real number values to achieve direct current balance.
  • The training symbols and pilot symbols in each sub-frame must meet certain requirements in two perpendicular polarization directions to help the receiver end restore the signal.

Potential Applications

This technology can be applied in high-speed optical communication systems for metropolitan area networks, backbone networks, and data center interconnects.

Problems Solved

This method helps achieve direct current balance in optical communication signals, aiding in signal restoration at the receiver end.

Benefits

The use of specific training symbols and pilot symbols in the transmission method improves signal quality and reliability in high-speed optical communication systems.

Potential Commercial Applications

This technology can be utilized by telecommunications companies, data centers, and network infrastructure providers to enhance the performance of their optical communication systems.

Possible Prior Art

Prior art in optical communication systems may include methods for signal processing, error correction, and signal modulation techniques used in high-speed data transmission.

Unanswered Questions

How does this method compare to existing optical communication transmission techniques in terms of signal quality and reliability?

This method offers improved signal restoration capabilities through the use of specific training symbols and pilot symbols, but further comparative analysis with existing techniques is needed to determine its overall effectiveness.

What impact could this transmission method have on the scalability and efficiency of high-speed optical communication systems in the future?

While the method shows promise in achieving direct current balance and signal restoration, its scalability and efficiency in larger network deployments and evolving technologies remain to be explored.


Original Abstract Submitted

this application discloses a transmission method for optical communication, which may be applied to various scenarios such as a metropolitan area network, a backbone network, and data center interconnect of over 400 gbps (including 600 gbps, 800 gbps, and the like). the method includes: generating a super-frame including a plurality of sub-frames; and transmitting the super-frame, where each sub-frame includes training symbols and pilot symbols, and each of the training symbols and the pilot symbols is one of −a−aj, −a+aj, a−aj, and a+aj, a being a real number. in addition, in the training symbols and the pilot symbols included in each sub-frame, quantities of −a−aj, −a+aj, a−aj, and a+aj in two mutually perpendicular polarization directions meet specific requirements, so that direct current balance can be achieved, which helps a receiver end restore a signal.