Signal Capture System for Memory Testing Without Physical Mounting
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Solution Overview
Problem
Existing test apparatuses for memory components require an actual mounting environment to perform tests, which is cumbersome and costly, especially when testing different types of memory components.
Innovation Solution
A signal capture system comprising a printed circuit board, socket, interposer, and storage apparatus that captures and stores signals in real-time, allowing for testing without an actual mounting environment by using a reference memory component and an external apparatus to generate and control signals, with noise removal and amplification capabilities.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If an actual mounting environment is used for testing memory components, then test accuracy is improved, but device complexity and cost increase
Solution Approach 1:
The patent creates a virtual copy of the mounting environment through software simulation. The signal capture system records actual signal characteristics from a reference memory component in a real mounting environment, then stores these signals for later use. This allows testing in a simplified environment while maintaining test accuracy through signal replication, eliminating the need for complex physical mounting setups for each test.
Solution Approach 2:
The patent introduces an interposer as a physical intermediary device between the memory component and the test system. This interposer captures and redirects signals, allowing the test apparatus to interface with memory components without requiring the full complex mounting environment. The interposer acts as a mediator that simplifies the physical connection while preserving signal integrity.
2Adaptability or versatility
If different types of memory components are tested using existing test apparatuses, then test coverage is improved, but ease of operation deteriorates due to requiring different mounting environments
Solution Approach 1:
The patent creates a universal test platform that can handle multiple types of memory components through software configuration rather than physical reconfiguration. The signal capture system records signals from reference memory components of different types and stores them in a library. The test apparatus can then load and play back appropriate signals for different memory component types without requiring physical changes to the mounting environment, making the system universally applicable while easy to operate.
Solution Approach 2:
The patent introduces dynamic reconfigurability through software control. The test system can dynamically switch between different memory component types by loading different captured signal profiles and test sequences. This dynamic adaptation allows the same physical hardware to efficiently test various memory component types without manual reconfiguration or changing mounting environments.
3Productivity
If signal capture and storage is implemented in real-time, then productivity is improved, but device complexity increases
Solution Approach 1:
The patent performs preliminary signal capture during a reference testing phase. The signal capture system records signals from a reference memory component once, processes and refines them, then stores the captured signals for repeated use. This preliminary action eliminates the need for continuous complex real-time processing during subsequent tests, as the system can simply replay stored signals, thereby improving productivity while managing complexity through upfront preparation.
Solution Approach 2:
The patent extracts the complex signal processing and capture functions into a dedicated signal capture system module. By separating this functionality from the main test apparatus, the patent reduces the complexity burden on the core testing system. The extracted signal capture and storage subsystem handles the complex real-time processing, while the main test system benefits from simplified operations and faster execution.
Data Source
AI summary
A signal capture system for capturing a signal and storing the captured signal in a storage apparatus in real time, and a test apparatus including the signal capture system. The signal capture system includes a printed circuit board; a socket that is connected to the printed circuit board and on which a reference memory component is mounted; and an interposer that is mounted on the printed circuit board, is connected to the socket, an external apparatus, and a storage apparatus, receives first signals from the reference memory component and transmits the received first signals to the external apparatus and the storage apparatus, and receives second signals from the external apparatus and transmits the received second signals to the reference memory component and the storage apparatus, wherein a shape of the socket is defined according to a type of the reference memory component.


