PON oDSP Control Messaging via Dedicated PLOAM Channels
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Solution Overview
Problem
Existing optical communications networks, particularly in PONs, lack effective techniques for communication between oDSPs and MACs, which are essential for optimizing their performance.
Innovation Solution
Implementing CMMs and C&M messages to facilitate communication between oDSPs and MACs in PONs, using dedicated C&M channels like PLOAM channels, to enhance oDSP-related control and management.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If oDSPs and MACs communicate using existing PON protocols, then basic communication is possible, but communication efficiency and performance optimization are insufficient
Solution Approach 1:
The patent introduces a dedicated C&M channel as an intermediary communication path between oDSP and MAC entities. This separate channel acts as a mediator that enables efficient exchange of control and management information without interfering with existing PON data traffic, thereby improving communication efficiency while maintaining system reliability
Solution Approach 2:
The patent segments the communication functionality by separating C&M traffic from data traffic through dedicated channels. This segmentation allows independent optimization of control plane communications (between oDSP and MAC) without affecting the data plane, enabling performance optimization while maintaining basic communication functionality
2Productivity
If dedicated C&M channels are implemented, then communication efficiency improves, but system complexity increases
Solution Approach 1:
The dedicated C&M channel is designed to serve multiple functions within a unified framework: it enables communication between oDSP-MAC pairs, carries control and management information, and supports performance optimization. This multi-functionality improves communication efficiency while avoiding the need for multiple separate communication paths that would increase system complexity
3Reliability
If oDSP-related control and management is enhanced, then performance optimization improves, but information exchange requirements increase
Solution Approach 1:
The dedicated C&M channel enables continuous exchange of control and management information between oDSP and MAC entities. This continuous information flow ensures that performance optimization can occur without interruption, maintaining reliable optimization while meeting increased information exchange requirements through persistent communication rather than periodic updates
Data Source
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AI summary
A first apparatus in an optical communications network, the first apparatus comprises a transmitter; a receiver; a first MAC; and a first oDSP coupled to the transmitter, the receiver, and the first MAC and configured to communicate a message via a dedicated C&M channel with at least one of the first MAC, a second MAC in a second apparatus in the optical communications network, or a second oDSP in the second apparatus. A method comprises receiving an FS message comprising a PLOAM field, the PLOAM field contains oDSP-related C&M information, and the oDSP-related C&M information comprises a message type ID field and a Message_Content field; reading the message type ID field; and deciding, based on the message type ID field, whether to read the Message_Content field.