Wireless Device TCP ACK Management Feedback
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Solution Overview
Problem
Current wireless communication systems face inefficiencies in transmission control protocol (TCP) acknowledgement management, particularly in reducing the number of acknowledgments (ACKs) without affecting system performance, as existing methods may result in excessive ACK reduction that can negatively impact network performance.
Innovation Solution
A method and system for determining the amount of ACK reduction associated with an applications processor (AP) in wireless devices, allowing for the modification of TCP ACK management schemes by adjusting the ACK reduction factor based on the AP's reduction, ensuring that ACKs are transmitted effectively without exceeding maximum reduction thresholds.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Quantity of substance
If ACK reduction is applied at the applications processor (AP), then the number of ACKs is reduced, but system performance may be negatively impacted due to excessive reduction
Solution Approach 1:
The patent implements a feedback mechanism where the wireless device monitors the amount of ACK reduction at the AP and uses this information to dynamically adjust its own ACK management strategy. The wireless device determines whether to modify its TCP ACK management scheme based on feedback about AP-level ACK reduction, ensuring that total ACK reduction remains within acceptable thresholds while maintaining system performance.
Solution Approach 2:
The patent introduces dynamic adjustment of ACK management parameters based on real-time conditions. The wireless device modifies its ACK reduction factor dynamically according to the observed ACK reduction at the AP, transitioning from static to adaptive ACK management. This allows the system to optimize ACK quantity while preventing excessive reduction that would harm performance.
2Productivity
If ACK reduction factor is increased to reduce ACK transmission, then data transmission efficiency improves, but network performance deteriorates due to excessive ACK reduction
Solution Approach 1:
The system uses feedback about AP-level ACK reduction to dynamically control the wireless device's ACK reduction factor. By monitoring feedback information and adjusting the reduction factor accordingly, the system maintains data transmission efficiency while preventing network performance degradation from excessive ACK reduction.
Solution Approach 2:
The patent changes the ACK reduction factor parameter dynamically based on observed system conditions. The wireless device adjusts this parameter in response to feedback about AP-level reduction, optimizing the balance between transmission efficiency and network performance through parameter adaptation rather than fixed settings.
3Device complexity
If TCP ACK management scheme is modified to reduce ACKs, then processing overhead is reduced, but transmission reliability may be compromised
Solution Approach 1:
The patent implements feedback-driven modification of the TCP ACK management scheme. The wireless device monitors feedback about AP-level ACK reduction and uses this information to determine whether and how to modify its own management scheme, ensuring that processing overhead is reduced while transmission reliability is maintained through adaptive decision-making.
Data Source
AI summary
Methods, systems, and devices for wireless communications are described. In aspects, a wireless device such as a user equipment (UE) may identify an amount of acknowledgement (ACK) reduction associated with an applications processor. The amount of ACK reduction may be determined based on a communication from the applications processor, or an ACK frequency in a group of packets received from the applications processor. The UE may determine whether to modify an ACK management scheme (e.g., a transmission control protocol (TCP) ACK coalescing scheme) based at least in part on the amount of ACK reduction associated with the applications processor. The UE may modify the ACK management scheme. The UE may transmit ACKs in accordance with the modified ACK management scheme. Numerous other aspects are provided.