TCP Parameter Adjustment for Wireless Base Station State
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Solution Overview
Problem
Existing TCP congestion control algorithms are not suitable for wireless transmission networks, as they incorrectly attribute packet loss to congestion, leading to degraded performance and user experience.
Innovation Solution
A network transmission control method that adjusts TCP layer parameters based on the state of a wireless base station, determined by its resource features, to optimize packet transmission and prevent congestion, loss, and delay in wireless networks.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If TCP congestion control algorithms are used in wireless networks, then packet transmission control is implemented, but packet loss is incorrectly attributed to congestion causing degraded performance
Solution Approach 1:
The patent changes the parameters used for congestion detection from traditional packet loss and delay metrics to wireless-specific parameters including base station load state, resource allocation status, and channel quality indicators. This allows the system to distinguish between packet loss caused by wireless channel conditions versus actual network congestion, preventing inappropriate congestion control actions that would degrade transmission efficiency.
Solution Approach 2:
The patent introduces a wireless network status monitoring mechanism that acts as an intermediary between the TCP layer and the wireless channel. This intermediary layer provides accurate wireless environment information to the congestion control algorithm, enabling it to make informed decisions about whether observed packet loss is due to congestion or wireless channel conditions, thereby maintaining both reliability and efficiency.
2Reliability
If congestion window is reduced upon packet loss to alleviate congestion, then congestion is controlled, but transmission rate is unnecessarily reduced in wireless environments
Solution Approach 1:
The patent modifies the congestion control parameters by incorporating wireless network state information such as base station load, available resources, and channel quality. When packet loss occurs, the system evaluates these additional parameters to determine whether the loss is due to congestion or wireless channel conditions, thereby avoiding unnecessary congestion window reductions and maintaining higher transmission rates when appropriate.
Solution Approach 2:
The patent implements dynamic adjustment of the congestion window based on real-time wireless network conditions. Rather than statically reducing the window upon packet loss, the system dynamically evaluates the current wireless environment and adjusts the congestion window accordingly, increasing transmission rate when the wireless channel is the bottleneck rather than network congestion.
3Device complexity
If TCP parameters are fixed, then algorithm simplicity is maintained, but adaptation to wireless network conditions is poor
Solution Approach 1:
The patent implements dynamic TCP parameter adjustment based on wireless network conditions. The system continuously monitors base station load, resource availability, and channel quality, and adjusts TCP parameters such as congestion window size and sending rate accordingly. This dynamic approach maintains algorithm simplicity while significantly improving adaptability to varying wireless environments.
Solution Approach 2:
The patent changes TCP parameters dynamically based on wireless network state rather than using fixed parameters. The system adjusts key TCP parameters including congestion window, sending rate, and retransmission timing based on real-time measurements of wireless channel quality and base station conditions, thereby achieving high adaptability without substantially increasing algorithmic complexity.
4Reliability
If wireless resources are not fully utilized, then transmission stability is maintained, but network throughput is reduced
Solution Approach 1:
The patent implements a feedback mechanism that continuously monitors wireless network conditions including base station load, resource utilization, and channel quality. This feedback information is used to adjust transmission parameters dynamically, allowing the system to increase throughput when conditions permit while maintaining stability when the wireless channel is congested or poor quality, thereby achieving both high throughput and transmission stability.
Solution Approach 2:
The patent employs dynamic transmission control that adjusts sending rates and resource utilization based on real-time wireless conditions. The system monitors base station state and channel quality, dynamically scaling transmission activity to match available wireless resources, thereby fully utilizing resources when conditions are good while maintaining stability when conditions deteriorate.
Data Source
AI summary
A network transmission control method and apparatus are provided. The method includes: obtaining a resource feature of a base station; determining a state of the base station according to the obtained resource feature of the base station; and adjusting a Transmission Control Protocol (TCP) layer parameter according to the state of the base station.