PCI-Express Packet Modification for Bandwidth Optimization
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Solution Overview
Problem
Existing data transmission systems, such as those using the PCI-Express Specification, are limited by their format and cannot exceed maximum bandwidth, leading to inefficiencies in handling packet data and performance issues in devices configured to send and receive packets in these formats.
Innovation Solution
A processing element is configured to receive payload data, apply specified processing algorithms, and create packets with modified data, including information about the algorithms used, to optimize data transmission over communication links, thereby enhancing bandwidth and efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If data is transmitted in raw or unprocessed form according to a particular format, then the transmission is simple and compatible with the communication link format, but the bandwidth is limited and performance efficiency is reduced
Solution Approach 1:
The patent applies processing algorithms to modify payload data before it is transmitted over the communication link. The processing element performs compression, encryption, or format translation on the data in advance, so that the data is optimized for transmission before reaching the communication link, thereby increasing effective bandwidth without adding complexity to the communication link itself
Solution Approach 2:
The patent introduces a processing element as an intermediary between the data source and the communication link. This processing element modifies the payload data according to specified processing algorithms and includes information about the algorithms used in the packet, allowing the data to be optimized for transmission while maintaining compatibility with the communication link format
2Productivity
If processing algorithms are applied to payload data before transmission, then effective bandwidth and performance are increased, but the device complexity and processing overhead increase
Solution Approach 1:
The processing element is designed to perform multiple functions including compression, encryption, and format translation using a single unified architecture. By consolidating these different processing capabilities into one multi-functional element, the patent reduces the overall device complexity compared to having separate dedicated components for each processing function
Solution Approach 2:
The patent changes the parameters of the payload data by applying processing algorithms that modify the data in terms of compression ratio, encryption level, or format type. By dynamically adjusting these parameters based on the specific processing algorithm selected, the system optimizes data transmission efficiency without requiring complex hardware changes
Data Source
AI summary
Techniques are disclosed relating to modifying packet data to be sent across a communication link and/or bus. Data may be modified in accordance with one or more data processing algorithms, and according to the capabilities of a destination device to receive such modified data. Lossless compression algorithms may be used on data in order to achieve a higher effective bandwidth over a particular bus or link. Encryption algorithms may be used, as well as data format conversion algorithms. One or more processing elements of a communication channel controller or other structure within a computing device may be used to modify packet data, which may be in PCI-Express format in some embodiments. A packet prefix or header may be used to store an indication of what algorithm(s) has been used to modify packet data so that a destination device can process packets accordingly.