Communication Apparatus Preliminary Data Transmission

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Solution Overview

Problem

After establishing a wireless connection with an external device, existing technologies fail to properly manage data transmission and reception processing, leading to wasted connection efforts if data transfer is not successful.

Innovation Solution

A communication apparatus that transmits transmission data-related information before joining a wireless network, receives a response, and then establishes communication, allowing for proper data transmission and reception processing by determining the data to be sent after network joining.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If wireless connection is established before determining transmission data, then connection processing can be completed, but data transmission may fail and connection efforts are wasted

Engineering Contradiction:
Improvedata transmission reliabilityVSAvoidconnection establishment time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The transmitting unit transmits transmission data-related information (such as file type, size, or format) to the external device before the communication apparatus joins the wireless network. This preliminary action allows the external device to prepare and respond with compatibility confirmation, ensuring that data transmission can proceed successfully after connection establishment, thereby preventing wasted connection efforts.

Inventive Principle:
Principle #10Preliminary action

2Productivity

If transmission data-related information is transmitted after joining wireless network, then network connection is established, but data compatibility cannot be confirmed in advance

Engineering Contradiction:
Improvedata transmission efficiencyVSAvoiddata transmission reliability
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The receiving unit receives a response from the external device regarding the transmitted transmission data-related information. This feedback mechanism allows the communication apparatus to determine whether the external device can properly receive and process the intended data before committing to full data transmission, thereby ensuring both efficiency and reliability.

Inventive Principle:
Principle #23Feedback

3Ease of operation

If data transmission processing is performed without preliminary data specification, then connection can be established quickly, but transmission and reception cannot be performed properly

Engineering Contradiction:
Improveconnection establishment easeVSAvoiddata transmission reliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The system performs preliminary transmission of data-related information and receives confirmation response before establishing the wireless connection. This preliminary action ensures that both devices are compatible and ready for data transmission, making the overall process more reliable while maintaining ease of operation through automated background processing.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS9942930B2Communication apparatus, control method thereof, and program
Publication Date: 2018.04.10 CANON KK
  • US9942930B2 patent drawing
  • US9942930B2 patent drawing
  • US9942930B2 patent drawing

AI summary

A communication apparatus capable of transmitting data to an external device transmits transmission data-related information relating to data to be transmitted to the external device before joining a wireless network, receives a response from the external device after the transmission data-related information has been transmitted, joins a wireless network after the response has been received, and, after joining a wireless network, establishes communication with the external device so that data can be transmitted, and first information is transmitted as the transmission data-related information before the transmission data to be transmitted to the external device is determined.