Wireless Data Terminal Dynamic Transmission Scheme Selection
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Solution Overview
Problem
Wireless data terminal devices cannot adjust their data transmission schemes in response to changes in the wireless environment, leading to inconsistent user experience due to fixed communication settings.
Innovation Solution
A method and device that allow wireless data terminal devices to determine and adjust data transmission schemes based on environment quality information, selecting from candidate schemes that include parameters for USB and WI-FI interfaces, such as Fast IP, packet sizes, and timeouts, to optimize communication with user equipment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If a fixed data transmission scheme is used, then device complexity is reduced, but adaptability to changing wireless environments deteriorates
Solution Approach 1:
The patent implements dynamic adjustment of data transmission schemes by continuously monitoring wireless environment quality indicators (such as signal strength, interference levels, and channel conditions) and automatically selecting appropriate transmission parameters. The system transitions from a static fixed scheme to a dynamic adaptive scheme that changes in real-time based on environmental conditions, resolving the contradiction between simplicity and adaptability.
Solution Approach 2:
The patent changes transmission parameters (such as modulation schemes, coding rates, and power levels) based on measured wireless environment quality. By adjusting these parameters dynamically according to current conditions, the system maintains optimal performance across varying environments without requiring complex manual configuration, thus balancing adaptability with manageable complexity.
2Ease of operation
If data transmission scheme is adjusted dynamically, then user experience is improved, but device complexity increases
Solution Approach 1:
The patent implements self-service by enabling the wireless device to automatically monitor its own transmission performance, assess environment quality, and adjust transmission schemes without user intervention. The device autonomously evaluates metrics such as packet error rates and signal quality, then selects appropriate transmission parameters, improving user experience while managing complexity through automation rather than manual control.
Solution Approach 2:
The patent incorporates feedback mechanisms where transmission performance is continuously monitored and fed back to the control system. Based on this feedback regarding packet errors, signal quality, and throughput, the system automatically adjusts transmission schemes to maintain optimal performance. This closed-loop feedback approach improves user experience while keeping the system manageable through rule-based automatic responses.
Data Source
AI summary
A method and a device for determining a data transmission scheme, where the method includes obtaining, by a wireless data terminal, first environment quality information of the wireless data terminal, determining, by the wireless data terminal, from at least two candidate data transmission schemes, a first data transmission scheme corresponding to the first environment quality information, where each of the at least two candidate data transmission schemes includes parameters used for communicating with user equipment, and setting, by the wireless data terminal, the first data transmission scheme to communicate with the user equipment.


