Communication Apparatus Data Size Estimation Before Conversion

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Solution Overview

Problem

Existing communication apparatuses face challenges in transferring large data sets due to limited storage space, as data conversion processes require time and may not always reduce data size enough to fit within available storage, potentially leading to failed transfers.

Innovation Solution

Incorporating a conversion unit, estimation unit, and notification unit in communication apparatuses to estimate data size after conversion and notify another apparatus, allowing for informed transfer permission determination before data conversion begins.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If data conversion is performed to reduce data size, then the data size is reduced to fit storage limits, but the conversion processing time increases and transfer may still fail if size is insufficient

Engineering Contradiction:
Improvedata sizeVSAvoidconversion processing time
Core Design Contradiction:
Quantity of substanceVSLoss of time

Solution Approach 1:

The estimation unit performs preliminary estimation of the converted data size before actual conversion occurs. This allows the system to predict whether conversion will succeed in reducing data to fit storage limits, avoiding unnecessary conversion processing time and potential failure retries.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The notification unit provides feedback to the other communication apparatus about the estimated converted data size. This enables the receiving apparatus to make informed decisions about whether to accept the converted data, creating a feedback loop that prevents wasted conversion processing when the result would not be acceptable.

Inventive Principle:
Principle #23Feedback

2Quantity of substance

If data conversion is performed before transfer, then data size is reduced, but transfer may still fail if converted size exceeds storage capacity

Engineering Contradiction:
Improvedata sizeVSAvoidtransfer success rate
Core Design Contradiction:
Quantity of substanceVSReliability

Solution Approach 1:

The estimation unit performs preliminary assessment of the conversion outcome before actual conversion and transfer. By estimating the converted data size in advance, the system can determine whether the conversion will produce data small enough to fit in the storage unit, thereby preventing transfer failures and improving reliability.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The notification unit communicates the estimated converted data size to the other communication apparatus before transfer. This feedback mechanism allows the receiving end to verify that the converted data will fit in available storage, ensuring transfer success and improving overall reliability.

Inventive Principle:
Principle #23Feedback

3Manufacturing precision

If conversion quality is increased to maintain data fidelity, then data quality is improved, but converted data size increases and may exceed storage limits

Engineering Contradiction:
Improvedata conversion qualityVSAvoidconverted data size
Core Design Contradiction:
Manufacturing precisionVSQuantity of substance

Solution Approach 1:

The estimation unit performs preliminary estimation of the converted data size based on the intended conversion quality settings. This allows the system to predict whether high-quality conversion will produce data that fits within storage limits, enabling informed decisions about quality parameter selection before actual conversion.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system dynamically adjusts conversion quality parameters based on the estimated data size and storage availability. By making conversion quality adjustable and adaptive, the system can optimize the balance between data fidelity and file size to ensure successful transfer while maintaining acceptable quality.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS9578189B2Communication apparatus, method for controlling communication apparatus, and program
Publication Date: 2017.02.21 CANON KK
  • US9578189B2 patent drawing
  • US9578189B2 patent drawing
  • US9578189B2 patent drawing

AI summary

A communication apparatus includes a conversion unit configured to convert data, an estimation unit configured to estimate a size after conversion of the data by the conversion unit before the conversion unit converts the data, and a notification unit configured to notify another communication apparatus of the size estimated by the estimation unit.