Print Data Compression Control for Faster Printing Transfer

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Solution Overview

Problem

Existing printing data transmission methods are inefficient, particularly when the format of the data is not a compression target, as they waste time and resources on compression processing, reducing the efficiency of printing operations.

Innovation Solution

An information processing apparatus that acquires printing data from a user, compresses it only when the format is a compression target, and requests the printing apparatus to print either the compressed or uncompressed data based on the target format, optimizing data transmission and processing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of energy

If printing data is always compressed before transmission, then data transmission efficiency is improved, but processing time and system load increase unnecessarily for formats that don't benefit from compression

Engineering Contradiction:
Improvedata transmission efficiencyVSAvoidcompression processing time
Core Design Contradiction:
Loss of energyVSLoss of time

Solution Approach 1:

The system changes the compression parameter (compression application) based on the data format parameter. By detecting the printing data format and conditionally applying compression only to suitable formats, the system optimizes the balance between transmission efficiency and processing time, avoiding unnecessary compression overhead for already-compressed or non-compressible formats.

Inventive Principle:
Principle #35Parameter changes

2Quantity of substance

If compression processing is applied to all printing data formats, then data size is reduced, but system load and processing complexity increase

Engineering Contradiction:
Improvedata sizeVSAvoidsystem load
Core Design Contradiction:
Quantity of substanceVSDevice complexity

Solution Approach 1:

The system applies different processing qualities to different parts of the data based on format type. Compressible formats receive compression processing to reduce data size, while non-compressible formats are transmitted without compression. This localized approach to compression based on format detection optimizes system load while maintaining data size reduction benefits where applicable.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS20240385792A1Information processing apparatus and control method for the same
Publication Date: 2024.11.21 CANON KK
  • US20240385792A1 patent drawing
  • US20240385792A1 patent drawing
  • US20240385792A1 patent drawing

AI summary

An information processing apparatus includes an acquisition unit configured to acquire, from a user, designation of printing data to be printed by a printing apparatus, a compression unit configured to generate compressed data by compressing the printing data in a case where a format of the printing data is a compression target, and a request unit configured to request the compressed data to be printed by the printing apparatus in a case where the format of the printing data is a compression target, and request the printing data to be printed by the printing apparatus in a case where the format of the printing data is not a compression target.