Wireless Communication Network Switching for Parameter Setting

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Solution Overview

Problem

In wireless communication systems, when one device is engaged in a long-running job, such as printing, other devices are forced to wait until the job is completed to set communication parameters, leading to timeouts and inability to perform operations like setting communication parameters with the engaged device.

Innovation Solution

A wireless communication apparatus and system that includes a designation unit to suspend data communication and switch networks for setting communication parameters with a different device, allowing parameter setting while the first device is engaged in a job, using a switching unit to re-establish data communication after parameter setting is complete.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the network connection is maintained until job completion to ensure reliable notification, then the reliability of job completion notification is improved, but the setting operation of communication parameters by third devices faces timeout when the job requires long time

Engineering Contradiction:
Improvereliability of job completion notificationVSAvoidwaiting time for setting communication parameters
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent divides the network connection into two independent connections: one for data communication (maintained until job completion) and another for setting communication parameters (independent timeout-free connection). This segmentation allows both functions to operate simultaneously without interfering with each other, resolving the contradiction between maintaining connection for reliability and enabling parameter setting without timeout.

Inventive Principle:
Principle #1Segmentation

2Stability of the object's composition

If the network connection is maintained until job completion to ensure proper notification, then the stability of data communication is improved, but the productivity of setting communication parameters by other devices is reduced

Engineering Contradiction:
Improvestability of data communication connectionVSAvoidproductivity of setting communication parameters
Core Design Contradiction:
Stability of the object's compositionVSProductivity

Solution Approach 1:

The patent segments the communication function into two independent pathways: a stable connection for data transmission that maintains until job completion, and a separate connection for parameter setting that operates independently. This allows the system to maintain data communication stability while enabling other devices to set parameters without being blocked by ongoing jobs, thus improving overall productivity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces an intermediary mechanism (the second network connection for parameter setting) that mediates between the stable data communication connection and the need for rapid parameter configuration. This intermediary pathway allows parameter setting to occur without waiting for job completion, resolving the contradiction between stability and productivity.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If the network connection is suspended to allow parameter setting by second device during first device's job, then the ease of operation for setting communication parameters is improved, but the data communication between first and second devices is interrupted

Engineering Contradiction:
Improveease of setting communication parametersVSAvoidproductivity of data communication
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

The patent segments the communication functionality into two independent networks: one dedicated to data communication that maintains continuity during jobs, and another dedicated to parameter setting that can be established at any time. This segmentation enables easy parameter setting operation without interrupting data communication productivity, as both functions operate on separate pathways simultaneously.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS7643851B2Wireless communication apparatus, wireless communication system, and control method thereof
Publication Date: 2010.01.05 CANON KK
  • US7643851B2 patent drawing
  • US7643851B2 patent drawing
  • US7643851B2 patent drawing

AI summary

During wireless data communication with a digital camera, when a setting operation of communication parameters is designated by a communication setting button, the data communication with the camera is suspended, and the network is switched to a network for setting communication parameters for another camera. With this network, a setting operation of communication parameters for another camera is performed. Thereafter, the network for setting communication parameters is switched to the network for data communication with the original camera.