Printing System Adapting Image Format to Network Conditions

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Solution Overview

Problem

Existing methods for printing images, whether full, thumbnail, or lists, often result in inefficient data transmission due to network environment limitations and excessive memory usage, leading to time delays and resource inefficiencies.

Innovation Solution

A method and system that determine print target information based on transmission conditions between a device and an image forming device, including data size and transfer protocol state, to optimize the transmission of file lists, thumbnail images, or full images, thereby selecting the appropriate format for printing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If full images are transmitted to the printer regardless of network environment, then the user can select and print from complete images, but the transmission rate of the network environment decreases and excessively large memory space is required

Engineering Contradiction:
Improveimage selection capabilityVSAvoidtransmission rate
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

The system dynamically adjusts the transmission format (full image, thumbnail, or contents list) based on real-time network conditions and printer capabilities. The portable terminal determines the appropriate transmission mode by evaluating transmission speed, available memory, and user preferences, thereby optimizing both operation ease and transmission efficiency under varying conditions.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system changes the parameter of image data format based on network environment and printer status. When network speed is high and memory is充足, full images are transmitted; when network speed is low or memory is limited, thumbnails or contents lists are transmitted instead, achieving optimal balance between operational convenience and transmission efficiency.

Inventive Principle:
Principle #35Parameter changes

2Ease of operation

If full images are transmitted to the printer regardless of network environment, then the user can select and print from complete images, but excessively large memory space of the printer is required

Engineering Contradiction:
Improveimage selection capabilityVSAvoidmemory space
Core Design Contradiction:
Ease of operationVSQuantity of substance

Solution Approach 1:

The system dynamically adjusts the transmission format based on the printer's available memory space. When memory is充足, full images are transmitted for complete selection capability; when memory is limited, smaller formats like thumbnails or contents lists are transmitted, reducing memory requirements while maintaining operational functionality.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The transmission format parameter is changed according to printer memory capacity. The portable terminal evaluates the printer's memory status and selects an appropriate data format (full image, thumbnail, or contents list) to optimize the balance between image selection capability and memory space utilization.

Inventive Principle:
Principle #35Parameter changes

3Quantity of substance

If thumbnail images or contents lists are transmitted to the printer, then memory space requirement is reduced, but due to thumbnail image creating time and several data exchanges, time delay occurs

Engineering Contradiction:
Improvememory spaceVSAvoidtransmission time
Core Design Contradiction:
Quantity of substanceVSLoss of time

Solution Approach 1:

The system performs preliminary evaluation of network conditions and printer status before transmission to determine the optimal format. By assessing transmission speed, memory availability, and user preferences in advance, the system selects the most efficient transmission mode, avoiding unnecessary thumbnail creation and multiple data exchanges that would cause time delays.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system uses feedback from network condition monitoring and printer status reporting to dynamically select transmission format. Real-time evaluation of transmission speed and memory availability allows the system to choose full images when conditions permit (avoiding thumbnail creation time) or thumbnails when conditions require memory conservation, optimizing the balance between memory usage and transmission time.

Inventive Principle:
Principle #23Feedback

4Quantity of substance

If thumbnail images or contents lists are transmitted to the printer, then memory space requirement is reduced, but a transmission rate of the network environment decreases

Engineering Contradiction:
Improvememory spaceVSAvoidtransmission rate
Core Design Contradiction:
Quantity of substanceVSProductivity

Solution Approach 1:

The system changes the transmission format parameter based on network transmission rate and memory constraints. When network speed is high, full images are transmitted to maximize efficiency; when network speed is low or memory is limited, thumbnails or contents lists are transmitted. This dynamic parameter adjustment optimizes the balance between memory space requirements and transmission rate.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS8724125B2Method and system for printing according to transmission conditions
Publication Date: 2014.05.13 HEWLETT PACKARD DEVELOPMENT COMPANY LP
  • US8724125B2 patent drawing
  • US8724125B2 patent drawing
  • US8724125B2 patent drawing

AI summary

A method and system for printing full images using a device are provided. The method includes determining print target information in response to a request from a device according to transmission conditions existing between the device and the image forming device. The method also includes transmitting the determined print target information to an image forming device. The method also includes printing selected contents from among data using the transmitted print target information.