Neural Print Time Estimation for Production Printing Variability
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Solution Overview
Problem
Existing print time estimation methods in printing systems are inaccurate due to deviations from idealized estimates, as they rely on known parameters that do not account for actual production variations.
Innovation Solution
A neural network model is trained using captured data from printing devices, including PDL metadata, engine sensor information, productivity data, paper information, and actual waste, to estimate print times more accurately.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If traditional formula-based methods are used for print time estimation, then the estimation process is simple and fast, but the accuracy of print time estimates deteriorates due to deviations from idealized estimates
Solution Approach 1:
The patent replaces the traditional formula-based mechanical estimation system with a neural network model that learns from actual production data. The neural network substitutes the deterministic calculation approach with a data-driven predictive model that captures real-world variations in printing performance, thereby improving estimation accuracy while accepting increased system complexity.
Solution Approach 2:
The system implements feedback by continuously collecting actual print time data from sensors during printing operations and using this data to train and refine the neural network model. This feedback loop allows the model to adapt to changing conditions and improve its predictions over time, resolving the contradiction between accuracy and complexity through iterative learning.
2Adaptability or versatility
If idealized parameters are used for estimation, then the calculation is straightforward, but the estimates deteriorate due to not accounting for actual production variations
Solution Approach 1:
The system performs preliminary action by collecting and storing production data during normal printing operations before estimation is needed. Sensors continuously capture parameters such as print speed, paper properties, and environmental conditions, building a comprehensive dataset that the neural network can later use to provide accurate real-time estimates without adding delay to the printing process.
Solution Approach 2:
The system uses self-service by automatically collecting production data through integrated sensors and using this data to train the neural network model without requiring external intervention. The printing system itself generates the training data through its normal operations, eliminating the need for separate data collection phases and reducing the time loss associated with manual data gathering.
Data Source
AI summary
A printing system includes one or more printing devices. Data from the printing device is captured using sensors and the controller for the printing device that corresponds to the amount of time for each print job of a plurality of print jobs to print using a print engine of the printing device. A time of day is determined along with data compiled at the printing device. A feature vector is generated of the captured data and used to train a print time estimation model. The print time estimation model, once trained, is used to predict estimated print times for print jobs within the printing system.


