Dynamic Toner Adjustment for Extended Page Yield
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Solution Overview
Problem
Current printing processes in laser-based printers result in premature low toner messages and wastage, as the toner level is not optimally utilized, leading to unnecessary cartridge replacements and e-waste generation.
Innovation Solution
A method that adjusts print settings dynamically based on the number of pages printed and toner levels, using a printer monitor to optimize image density and resolution, allowing for continued printing until the toner is almost exhausted, thereby increasing page yield beyond the declared capacity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the printer uses a constant printing process with factory-set limits, then the printer can operate reliably with predictable toner consumption, but the toner is not optimally utilized and low toner messages appear prematurely
Solution Approach 1:
The patent applies dynamics by transitioning from a constant, factory-set printing process to a dynamic process that continuously adjusts printing parameters. The system monitors toner consumption in real-time and modifies image density, resolution, and other print settings based on remaining toner levels, enabling the printer to adapt its behavior to maximize page yield while maintaining reliability through controlled adjustment.
Solution Approach 2:
The patent implements parameter changes by systematically modifying printing parameters such as image density, resolution, and toner application rates. These parameter adjustments are made in response to monitored toner levels, allowing the system to optimize toner utilization and extend cartridge life without compromising print quality beyond acceptable thresholds.
2Productivity
If the printer reduces toner application to extend cartridge life, then page yield increases, but print quality may deteriorate
Solution Approach 1:
The system uses dynamics to balance print quality and page yield by continuously adjusting printing parameters. Rather than applying a static reduction in toner application, the system dynamically modifies image density and resolution settings based on remaining toner levels, ensuring that print quality remains within acceptable ranges while maximizing the number of pages that can be printed from each cartridge.
Solution Approach 2:
The patent applies parameter changes by systematically adjusting printing parameters such as image density, resolution, and toner application rates. These adjustments are designed to extend cartridge life while maintaining print quality within acceptable thresholds, achieving an optimization between productivity and manufacturing precision.
3Productivity
If the printer monitors and adjusts print settings dynamically, then toner utilization is optimized and page yield increases, but the system complexity increases
Solution Approach 1:
The patent implements feedback by continuously monitoring toner consumption levels and using this information to adjust printing parameters. The system establishes feedback loops that track toner usage, compare it against thresholds, and automatically modify print settings to optimize toner utilization, thereby increasing page yield through a controlled feedback mechanism.
Solution Approach 2:
The system applies self-service by enabling the printer to automatically monitor its own toner levels and adjust its printing parameters without external intervention. The printer autonomously manages its resource consumption, making real-time decisions about parameter adjustments to maximize page yield while maintaining acceptable print quality.
Data Source
AI summary
An intelligent Print Device monitoring & manipulation method provided on a host computer that continually tracks in the connected/accessible print devices parameters like toner or ink cartridge/container along with identities & toner levels. As & when certain device statuses change, the invention will accordingly & progressively alter the density/resolution and such allied print device setting to achieve higher page yield from the available toner/ink present in cartridge. The alteration activity can be initiated automatically on-site &/or manually from remote location, when it is added as part of system platform that bridges client sites having print devices and the host computer to external service providers.