RF-Powered Memory Log Retrieval for Faulted Sub-Systems
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Solution Overview
Problem
Existing memory sub-systems face difficulties in efficiently retrieving and analyzing log information, especially when they experience failures or fault conditions, as this often requires physical transportation to specialized facilities, leading to high costs and time-consuming processes.
Innovation Solution
Incorporating special purpose logic circuitry within the memory sub-system that can control log information storage and retrieval using RF signaling, allowing access and analysis without physical removal from the host system, facilitated by an external RF signal generation device.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If physical transportation to specialized facilities is used for log information retrieval, then log information can be accessed, but the process becomes time-consuming and costly
Solution Approach 1:
An external RF signal generation device is introduced as an intermediary to enable log information retrieval without physical transportation. The RF device communicates with the memory sub-system through radio frequency signals, allowing log data to be extracted remotely while the memory device remains in its installed location, thus eliminating transportation time and costs
Solution Approach 2:
The patent replaces the mechanical/physical transportation system with an electromagnetic (RF) signaling system. Instead of physically moving the memory device to a specialized facility, RF signals are used to transmit log information wirelessly or through conductive paths, substituting mechanical transport with electromagnetic communication
2Measurement precision
If physical transportation to specialized facilities is used for log information retrieval, then log information can be accessed, but costs increase
Solution Approach 1:
The external RF signal generation device serves as a cost-effective intermediary that eliminates the need for expensive specialized facilities and physical transportation. By using readily available RF communication technology, the system reduces retrieval costs while maintaining log access capability
Solution Approach 2:
The patent enables creation of a digital copy or transmission of log information through RF signals without needing to physically handle or transport the original memory device. This copying approach reduces costs associated with physical logistics and specialized facility requirements
3Use of energy by moving object
If the memory sub-system is isolated from internal voltage rails, then power management is improved, but log information retrieval becomes more difficult
Solution Approach 1:
The external RF signal generation device acts as a mediator that can power the logic circuitry through RF energy transfer without requiring connection to internal voltage rails. This allows the memory sub-system to remain isolated from internal power systems while still enabling log retrieval through the RF interface
Solution Approach 2:
The patent replaces the electrical power connection system with an electromagnetic (RF) power transfer system. Instead of drawing power from internal voltage rails through electrical connections, the logic circuitry receives power wirelessly or through conductive paths via RF signals, maintaining power isolation while enabling operation
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enables on-site access, retrieval, and analysis of log information, reducing costs and time, and expediting the diagnosis and resolution of memory sub-system issues, including non-fatal faults like thermal throttling and unsafe shutdowns.
Implementation Method 1
receive RF signaling to provide power to the logic circuitry
Data Source
AI summary
Information corresponding to a health of a memory device or a functional state of the memory device, or both, is written to the memory device. Radio frequency (RF) signaling is used to provide power to certain components of the memory device. Information corresponding to the health of the memory device or the functional state of the memory device, or both, is retrieved from the memory device over-the-air in response to the RF signaling.