Flash Storage Warehouse Mobile Reader Writer Inversion
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Solution Overview
Problem
Traditional tape libraries face limitations due to latency and wear issues in tape cartridges, making them inefficient for quick data retrieval, and are costly to set up and maintain, requiring precise mechanical engineering.
Innovation Solution
A flash-based storage warehouse system utilizing autonomous mobile reader/writer devices with inductive power coupling and short-range wireless data transfer, eliminating the need to relocate storage cartridges, thereby reducing costs and complexity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Duration of action of stationary object
If tape cartridges are used for long term storage, then data retention capability is improved, but data retrieval speed deteriorates due to latency and linear read limitations
Solution Approach 1:
Instead of moving the storage medium (tape cartridge) to the read/write device, the patent inverts the approach by keeping the storage medium stationary and moving the read/write device to the storage medium. This eliminates the latency associated with mechanical cartridge handling and linear tape positioning, while flash memory provides both fast random access and long-term data retention.
Solution Approach 2:
The patent replaces the mechanical tape cartridge system with an automated robotic system that uses electric motors and sensors for precise positioning. The robotic device with extendable arm and reader/writer head substitutes the mechanical tape transport mechanism, enabling faster and more reliable data access while maintaining storage capacity.
2Quantity of substance
If traditional tape libraries with robots are used, then data storage capability is improved, but system cost and complexity worsen due to precise mechanical engineering requirements
Solution Approach 1:
The robotic device is equipped with sensors and control systems that enable it to autonomously navigate, position, and operate the reader/writer head without requiring complex external mechanical guidance systems. The system self-manages cartridge handling, positioning, and data operations, reducing overall system complexity while maintaining large storage capacity.
Solution Approach 2:
The robotic device performs multiple functions: it transports itself to different shelves, positions the reader/writer head precisely, reads data, writes data, and returns cartridges to their storage locations. This multi-functionality consolidates what would otherwise require separate mechanical systems into a single integrated unit, reducing complexity.
3Ease of operation
If tape cartridges are moved to tape drives, then data access function is improved, but mechanical wear and latency worsen
Solution Approach 1:
The patent inverts the traditional approach by keeping the flash memory cartridge stationary in its shelving location and moving the robotic reader/writer device to access the data. This eliminates the mechanical wear associated with repeatedly inserting and ejecting tape cartridges, while maintaining efficient data access through the robotic positioning system.
Solution Approach 2:
The patent replaces the mechanical cartridge ejection and transport mechanism with an automated robotic system that uses electric actuators and precision positioning. This substitution reduces mechanical wear on the cartridges themselves while providing reliable, repeatable data access through the robotic device.
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
The system provides an efficient and cost-effective solution for data storage by using flash memory cartridges that remain stationary, with autonomous robots and extendable arms for data access, enhancing data retrieval efficiency and reducing operational expenses.
Implementation Method 1
mobile reader/writer devices with inductive power coupling
Implementation Method 2
short-range wireless data transfer
Data Source
AI summary
A flash-based storage warehouse system includes flash memory devices and reader/writer devices that are moveable to different locations in a structure. Each of the flash memory devices are at one of the different locations in the structure. Each of the reader/writer devices includes a locomotion apparatus configured to move the corresponding one of the reader/writer devices to a different location in the structure and a processor coupled to a memory and the locomotion apparatus that is configured to execute machine executable code to: engage the locomotion apparatus to adjustably position one of reader/writer devices to one of the locations in the structure in response to a received operation; couple power via the corresponding one of the reader/writer devices to one of the flash memory devices at the one of the locations in the structure; and execute the operation on the flash memory device at the location in the structure.