Multi-function Machine Auto-clear Network Display Management

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Solution Overview

Problem

Conventional multi-function machines are not equipped to handle scenarios where the auto-clear function is activated during network display functions, such as displaying remote machine status or network contents, leading to operational inefficiencies.

Innovation Solution

A multi-function machine with an operating unit that displays screens, an auto-clear unit that resets screens after inactivity, and a determination unit that selects between two operation modes: changing to a default screen or maintaining the current screen, based on user settings and connection registrations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the auto-clear function is activated during network display operations, then the display screen is reset to default, but the network connection and displayed contents are lost

Engineering Contradiction:
Improveoperability after auto-clearVSAvoidnetwork display contents
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

The determination unit performs preliminary determination before auto-clear activation to check whether network display is currently active. Based on this preliminary action, the control unit pre-configures whether to maintain network connection or reset to default screen, preventing information loss before it occurs

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system dynamically adjusts the auto-clear behavior based on real-time detection of network display state. When network display is detected as active, the system changes its response from standard reset to conditional maintenance, allowing flexible adaptation to different operational contexts

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If the display screen is switched between network display and other functions, then functionality is enhanced, but the auto-clear function cannot properly handle the transition

Engineering Contradiction:
Improvescreen switching capabilityVSAvoidauto-clear handling during switching
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The determination unit continuously monitors the current display state and provides feedback to the control unit. When screen switching occurs, this feedback mechanism enables the system to detect the transition and appropriately handle auto-clear operations, ensuring reliable performance during mode changes

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The control unit implements a universal auto-clear handling mechanism that works across multiple display modes including network display, browser display, and other functions. This multi-functional approach allows the same auto-clear logic to appropriately handle various screen states without requiring mode-specific implementations

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS8049914B2Multi-function machine, control method for the same, and program for implementing the method
Publication Date: 2011.11.01 CANON KK
  • US8049914B2 patent drawing
  • US8049914B2 patent drawing
  • US8049914B2 patent drawing

AI summary

A multi-function apparatus which is capable of properly coping with cases where an auto-clear function is activated to thereby improve operability after execution of the function. The operating section of a copying machine displays an operating screen associated with each function and receives inputs via the operating screen. According to the auto-clear function, set values associated with predetermined functions are reset to initial values when no input operation has been performed via the operating section over a predetermined time period, and the operating section is caused to display an operating screen associated with a predetermined function. A controller unit of the machine determines whether the copying machine should be operated in a first mode in which disconnection from the network is carried out or in a second mode in which connection to the network is maintained. The controller unit selects one of the first mode and the second mode based on a result of the determination.