Web Conference Audio Feedback for Input Device Verification

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Solution Overview

Problem

Existing electronic conference systems face issues with incorrect multimedia data transmission due to improper selection or malfunction of input devices, and users cannot verify how multimedia data is being output to other participants.

Innovation Solution

An information processing device that includes a speaker to output a predetermined tone, acquires and compares sound data from its own microphone and a remote device, and provides a notification based on the comparison to ensure correct input device selection.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If data check between information processing devices and server is performed to verify multimedia data transmission, then transmission reliability is improved, but users cannot verify how multimedia data is actually output to remote devices

Engineering Contradiction:
Improvemultimedia data transmission reliabilityVSAvoidoutput verification information
Core Design Contradiction:
ReliabilityVSLoss of information

Solution Approach 1:

The patent implements a feedback mechanism where the local information processing device receives output sound data from the remote device, compares it with the original input sound data, and provides visual feedback to the user indicating whether the multimedia data transmission and output is correct. This closes the verification loop that was previously missing.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent performs preliminary verification by checking the multimedia data transmission before the actual conference communication begins. The system verifies the sound data transmission path in advance, allowing users to detect and correct issues before they affect the main communication.

Inventive Principle:
Principle #10Preliminary action

2Adaptability or versatility

If multiple external input devices are connected to information processing devices, then device versatility is improved, but incorrect device selection or malfunction causes multimedia data transmission errors

Engineering Contradiction:
Improveinput device connectivityVSAvoidmultimedia data transmission accuracy
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The system performs preliminary verification of the selected input device by transmitting test sound data through the device and comparing the received output with the original input. This preliminary check ensures the device is functioning correctly before actual conference use.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system provides feedback to the user about the status and performance of connected input devices. By comparing the sound data captured by the microphone with the expected output, the system can indicate whether the selected device is appropriate and functioning correctly.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS12389177B2Information processing device and information processing program
Publication Date: 2025.08.12 TOSHIBA TEC KK
  • US12389177B2 patent drawing
  • US12389177B2 patent drawing
  • US12389177B2 patent drawing

AI summary

An information processing device for a web conference system includes a speaker to output sound, a microphone to receive sound, and a processor. The processor controls the speaker to output a predetermined tone and acquires first sound data from the microphone while the speaker outputting the predetermined tone. The processor sends the first sound data to another information processing device via a network or the like. Second sound data is then received from the other information processing device. The second sound data corresponds to the first sound data as output by the other information processing device. The processor then compares the first sound data and the received second sound data, outputs a notification indicating a result of the comparison between the first and second sound data.