WLAN Padding Field Bit Management for Resource Efficiency
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Solution Overview
Problem
Wireless local area network (WLAN) systems, such as those conforming to the IEEE 802.11ax standard, face inefficiencies due to redundant data being transmitted in padding fields, leading to waste of communication resources and suboptimal performance.
Innovation Solution
A method for bit-level management in WLAN systems, where the transmitter calculates bit counts in padding fields and fills them with valid data, scrambled and encoded for transmission, allowing receivers to decode and validate this data for enhanced system performance without introducing side effects.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If redundant data is filled into padding fields to satisfy data communication requirements, then communication protocol compliance is achieved, but communication resources are wasted
Solution Approach 1:
The patent converts the previously harmful waste of padding fields into a beneficial resource by filling them with valid data such as channel state information, interference information, and transmission parameters. This transforms the redundant data problem into an opportunity for additional useful information transmission, improving system performance while maintaining protocol compliance.
Solution Approach 2:
The padding fields, originally designed solely for protocol compliance, are given multiple functions: they still satisfy the communication protocol requirements while simultaneously carrying valid data for channel state feedback, interference information, and transmission parameter optimization. This multi-functionality resolves the contradiction between protocol compliance and resource efficiency.
2Productivity
If valid data is transmitted through padding fields to improve system performance, then communication resource utilization is enhanced, but data security and integrity may be compromised
Solution Approach 1:
The patent applies scrambling codes and encoding schemes to transform the valid data before placing it in padding fields. These parameter changes in data processing ensure that the transmitted data maintains security and integrity while still being recoverable at the receiver end, thus resolving the contradiction between performance enhancement and data security.
Solution Approach 2:
The patent introduces scrambling codes and encoding mechanisms as intermediaries between the valid data and the padding field transmission. These intermediaries protect the data security while enabling the transmission of useful information through padding fields, balancing performance improvement with reliability maintenance.
3Loss of energy
If bit level management is implemented in padding fields to reduce resource waste, then communication efficiency is improved, but system complexity increases
Solution Approach 1:
The patent performs bit count calculations and data selection in advance before transmission. By determining the appropriate valid data to fill in padding fields during the data preparation phase, the system avoids complex real-time processing during transmission, thus improving efficiency while managing complexity through preliminary organization.
Solution Approach 2:
The patent segments the padding field management into distinct steps: calculating bit counts, selecting appropriate valid data, scrambling the data, and encoding it. This segmentation of the bit level management process makes the system more manageable and less complex while still achieving improved communication resource efficiency.
Data Source
AI summary
A method for performing bit level management in a wireless local area network (WLAN) system, transmitter and receiver are provided. The method includes: calculating respective bit counts of one or more padding fields located in one or more locations within a packet in a transmitter within the WLAN system, respectively; and according to the respective bit counts of the one or more padding field, filling one or more sets of valid data corresponding to at least one predetermined bit count into the one or more padding fields, to replace one or more sets of redundant data. In addition, when a receiver within the WLAN system receives the packet that has the one or more sets of valid data, the WLAN system utilizes the one or more sets of valid data to enhance overall performance of the WLAN system.