Optical Transceiver Status Flag Generation via On-Demand Microprocessor
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Solution Overview
Problem
Conventional optical transceivers face issues with outdated status flag calculations due to periodic timer-based approaches, leading to potential mismatches between calculated and requested flag data, resulting in inaccurate operational status determinations.
Innovation Solution
Incorporating a microprocessor within the optical transceiver to calculate operational status flags only in response to a request from a host, using stored parametric data and thresholds to determine flag values, ensuring up-to-date and accurate status assessments.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If flags are calculated periodically based on a timer, then the transceiver can maintain continuous monitoring capability, but the flag data may become outdated between calculation and read requests
Solution Approach 1:
The patent transitions from a static periodic timer-based flag calculation approach to a dynamic on-demand approach where flags are calculated only when requested by the host. This dynamic adjustment eliminates the time delay and ensures flag data is always current, directly resolving the contradiction between reliability and time loss.
2Loss of information
If flags are calculated periodically, then the system can proactively update status information, but the host may receive outdated flag values
Solution Approach 1:
The patent implements a feedback mechanism where the host initiates flag calculation requests based on its needs, and the transceiver responds by calculating and returning current flag values. This feedback loop ensures the host always receives fresh flag data without requiring complex synchronization between periodic calculations and host requests, resolving the contradiction between information freshness and device complexity.
Data Source
AI summary
Methods, algorithms, architectures, circuits, and/or systems for determining the status of parameters associated with optical transceiver operation are disclosed. The optical transceiver can include an optical receiver to receive optical data; an optical transmitter to transmit optical data; one or more memories to store data (and, optionally, thresholds) for each of a plurality of parameters that are related to operation of at least one of the optical receiver and the optical transmitter; a microprocessor that compares the parametric data against the threshold(s) to calculate one or more flags to indicate whether a corresponding parameter has exceeded the first or second threshold; and an interface that receives a flag request from a host, and provides the one or more flags in response to the request. In the present disclosure, the microprocessor may calculate the one or more flags only in response to the flag request from the host.