Optical Power-Level Encoding for Higher Bandwidth Transmission
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Solution Overview
Problem
Current optical communication systems face challenges in efficiently encoding and transmitting data over optical communication paths, particularly in managing increased bandwidth demands without physical alterations to the communication infrastructure.
Innovation Solution
The use of power-based encoding schemes that map binary characters to varying transmission power outputs, allowing for efficient partitioning of binary characters into transmission packets, thereby optimizing data transmission without requiring physical changes to the optical communication path.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If traditional optical encoding schemes are used, then the optical communication path can transmit data, but the bandwidth capacity is limited and cannot meet increasing demand without physical alterations
Solution Approach 1:
The patent applies parameter changes by utilizing the power level of optical pulses as an additional encoding dimension. Instead of only using pulse presence/absence to represent binary data, the system varies the power levels of repeated pulses to encode multiple binary characters. This transforms a single-parameter encoding system into a multi-parameter system, increasing bandwidth capacity without requiring physical infrastructure changes.
2Quantity of substance
If more devices are added to increase demand for optical communication bandwidth, then network capacity is utilized, but the existing optical path cannot handle the increased load without physical modifications
Solution Approach 1:
The system increases data transmission capacity by changing the encoding parameters - specifically using power level variations of optical pulses to represent multiple binary characters. This allows the existing optical infrastructure to handle increased data loads without physical modifications, effectively virtualizing additional capacity through smarter encoding.
Solution Approach 2:
The patent creates a composite encoding scheme that combines traditional pulse position encoding with power level encoding. By layering multiple encoding dimensions (pulse presence, power levels, repetition patterns), the system achieves higher capacity transmission through the same physical medium, analogous to using composite materials to achieve superior properties.
3Productivity
If repeated binary characters are encoded using traditional methods, then each character requires a separate transmission pulse, but this results in inefficient use of transmission resources
Solution Approach 1:
The patent merges multiple binary character transmissions into a single optical pulse sequence by encoding repeated binary characters through power level variations within one transmission window. Instead of sending separate pulses for each repeated character, the system combines them into one pulse train where power levels indicate the pattern of repeated characters, significantly improving transmission efficiency.
Solution Approach 2:
The encoding scheme uses periodic pulse patterns where repeated binary characters are represented by periodic repetitions of the optical pulse at different power levels. This periodic structure allows the receiver to decode multiple characters from a rhythmic pattern, reducing transmission time while maintaining data integrity.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
This approach enhances transmission rate and efficiency by compressing data using power-based algorithms, allowing for increased throughput without adding or modifying existing hardware, thus improving the performance of optical communication systems.
Implementation Method 1
A light source is configured to emit a light pulse corresponding to a transmitted value
Data Source
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AI summary
A system for transmitting data over an optical communication path is configured to receive data to be encoded in a bitstream for transmission using an optical communication path and encodes the received data to obtain a bitstream. The system is further configured to determine that the bitstream includes a sequence of consecutive bits, and obtain a power level at which to transmit a portion of the bitstream based on a count of the consecutive bits in the sequence. The system may be configured to selectively activate a light source at a power level according to a modulation scheme to optically transmit the portion of the bitstream at the power level.