Dynamic Bit Rate Adjustment for Ambient Interference
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Solution Overview
Problem
Existing data transmission systems face inefficiencies in bandwidth usage due to high bit rates maintaining quality in environments with high ambient interference, leading to unnecessary bandwidth consumption and potential quality reduction in audio and video signals.
Innovation Solution
A communication device with a processor and memory that determines ambient interference levels and adjusts the bit rate of lossy compressed data streams accordingly, using sensors and encoding/decoding devices to modify the bit rate based on interference levels, thereby reducing bandwidth usage without significantly impacting perceived quality.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a high bit rate is used to maintain quality in high ambient interference environments, then signal quality is preserved, but bandwidth consumption increases unnecessarily
Solution Approach 1:
The patent implements dynamic bit rate adjustment by continuously monitoring ambient interference levels and adapting the bit rate accordingly. The system transitions from a static high bit rate to a dynamic bit rate that varies with environmental conditions, reducing bandwidth consumption when interference is low while maintaining quality when interference is high.
Solution Approach 2:
The system changes the bit rate parameter based on ambient interference level measurements. By adjusting this critical parameter dynamically, the system optimizes the trade-off between signal quality and bandwidth consumption, using higher bit rates only when necessary to overcome interference.
2Reliability
If a high bit rate is used to maintain quality, then perceived quality is maintained, but transmission efficiency decreases
Solution Approach 1:
The system dynamically adjusts bit rate based on real-time ambient interference measurements, transitioning from static to adaptive transmission. This dynamic approach maintains perceived quality when needed while improving transmission efficiency during low-interference periods.
Solution Approach 2:
The system implements a feedback mechanism where ambient interference levels are continuously measured and used to adjust the bit rate. This closed-loop control ensures that transmission efficiency is optimized while maintaining perceived quality, as the bit rate responds to actual environmental conditions rather than using a fixed high rate.
3Reliability
If less compression is used to achieve higher quality, then image quality improves, but bandwidth consumption increases
Solution Approach 1:
The system changes the compression parameter (bit rate) dynamically based on ambient interference levels. Instead of using low compression (high bit rate) continuously, the system adjusts compression intensity according to environmental conditions, reducing bandwidth consumption while maintaining image quality when interference is low.
Data Source
AI summary
For bit rate adjustment based on ambient interference levels, an apparatus determines an ambient interference level of ambient interference. In addition, the apparatus modifies a bit rate of a lossy compressed data stream in response to the ambient interference level.