Communication Circuit Testing Detection Module Stabilization
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Solution Overview
Problem
Existing wireless communication testing systems require a variable and often excessive time delay to ensure stabilization before taking measurements, leading to inefficiencies and increased production costs due to the need to account for worst-case stabilization times.
Innovation Solution
An apparatus and method that includes a detection module to provide an enable signal upon receiving a predetermined number of data packets, allowing the capture module to start capturing data without waiting for a fixed time delay, thereby reducing testing time and costs.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If a fixed time delay is introduced after powering up the communication circuit to ensure stabilization, then measurement accuracy is improved, but testing time is increased
Solution Approach 1:
The system uses a detection module to monitor the communication circuit's stabilization status through feedback signals. When the circuit stabilizes, the detection module generates an enable signal that triggers the capture module to begin recording. This feedback mechanism eliminates the need for fixed time delays while ensuring measurements are taken only when the circuit is stable, thus resolving the contradiction between measurement accuracy and testing time.
Solution Approach 2:
The communication circuit itself signals when it has stabilized by transmitting detection packets to the detection module. This self-service approach allows the circuit to indicate its own readiness for testing without requiring external timing mechanisms or manual intervention, thereby reducing testing time while maintaining measurement accuracy.
2Reliability
If a worst-case time delay is used to ensure stabilization for all communication circuits, then reliability is improved, but productivity is reduced
Solution Approach 1:
The detection module continuously monitors the communication circuit's status and generates an enable signal when stabilization is detected. This feedback mechanism ensures that testing begins only when the circuit is actually stable, eliminating unnecessary waiting time for circuits that stabilize faster than the worst-case scenario, thus improving productivity while maintaining reliability.
Solution Approach 2:
The system transitions from a static fixed time delay approach to a dynamic stabilization-detection approach. The detection module adapts to individual circuit stabilization characteristics in real-time, allowing testing to begin at the optimal moment for each circuit rather than waiting for a predetermined worst-case duration, thereby improving both reliability and productivity.
3Measurement precision
If additional commands are issued to start testing after synchronization, then measurement accuracy is ensured, but testing time is increased
Solution Approach 1:
The communication circuit automatically signals its readiness for testing by transmitting detection packets that trigger the enable signal in the detection module. This eliminates the need for additional manual commands to start testing, as the circuit itself initiates the testing process when stable, thereby reducing testing time while ensuring measurement accuracy.
Solution Approach 2:
The detection module is configured to automatically generate the enable signal in response to receiving detection packets from the communication circuit. This preliminary setup eliminates the need for additional testing initiation commands, as the system is already prepared to capture data as soon as the circuit stabilizes, thus reducing testing time while maintaining measurement validity.
Data Source
AI summary
An apparatus for testing a communication circuit includes a detection module and a capture module. The detection module provides an enable signal in response to receiving at least one predetermined plurality of data from a communication device under test. The capture module captures at least one other predetermined plurality of data in response to the enable signal.