CRU Installation Type Modification via CRUM
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Solution Overview
Problem
Current systems for managing customer replaceable units (CRUs) in image forming devices require multiple Stock-Keeping Units (SKUs) to account for various configurations and usage scenarios, leading to complex inventory control and billing challenges, especially under managed service contracts.
Innovation Solution
A database-centric CRU inventory control architecture that utilizes customer replaceable unit monitors (CRUMs) to read and store information at the time of shipment, allowing for the modification of generic CRUs to specific configurations upon installation in image forming devices, reducing the number of SKUs needed and streamlining inventory and billing processes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If multiple SKUs are used to account for various CRU configurations and usage scenarios, then compatibility and billing accuracy are improved, but inventory control complexity increases
Solution Approach 1:
The patent changes the installation type parameter of the CRU dynamically based on the image forming device it is installed in. A single CRU can have its installation type modified from 'home use' to 'office use' or vice versa, allowing the same physical CRU to serve multiple configuration scenarios without requiring separate SKUs for each usage type.
Solution Approach 2:
The patent makes the CRU universal by allowing it to function in multiple installation types. The CRU is no longer dedicated to a single usage scenario but can adapt to different device types and billing scenarios through dynamic modification of its installation type, reducing the need for multiple specialized SKUs.
2Measurement precision
If multiple SKUs are maintained for different CRU configurations, then correct CRU identification is improved, but the number of CRUs needed in inventory increases
Solution Approach 1:
Instead of creating separate SKUs for different CRU configurations, the patent modifies the installation type parameter of existing CRUs dynamically. This allows precise identification of CRU usage scenarios without increasing the number of SKUs, as the same CRU can have its parameter changed to reflect different installation contexts.
Solution Approach 2:
The patent merges multiple CRU configuration scenarios into a single CRU type by allowing dynamic parameter modification. Rather than maintaining separate inventories for home use and office use CRUs, the system combines them into a unified inventory where the installation type is determined at the time of installation rather than at manufacturing.
3Adaptability or versatility
If generic CRUs are supplied to customers, then inventory flexibility is improved, but the risk of supplying incorrect CRUs increases
Solution Approach 1:
The patent performs preliminary registration of the CRU with the image forming device before the CRU is actually used. The installation type is determined and recorded in advance through communication between the CRU and the device, ensuring compatibility is verified before the CRU begins operation, thus preventing incorrect CRU supply while maintaining inventory flexibility.
Solution Approach 2:
The patent implements a feedback mechanism where the image forming device communicates with the CRU to determine and confirm the installation type. This feedback loop ensures that the CRU is correctly identified and configured for the specific device it is installed in, preventing compatibility issues while allowing generic CRUs to be supplied to multiple device types.
Data Source
AI summary
A system and method are provided for employing a customer replaceable unit (CRU) to modify its own installation type when installed in an image forming device, including an image forming device operated under a managed service contract. A database centric CRU inventory control architecture is provided for managing image forming device information through interactive communication with CRU monitoring modules (CRUMs) associated with CRUs installed in many and widely deployed image forming devices. The disclosed systems and methods make use of the CRUMs embedded in CRUs offered by a manufacturer or supplier along with a device management application offered by the manufacturer for on-site use by a customer to implement an inventory tracking and control system that reduces inventory overhead.