Communication Terminal Mode Switching for Event Subtitles

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Solution Overview

Problem

Current communication systems for electronic whiteboards lack the ability for users to selectively choose the source of text data during events, such as meetings, leading to limitations in subtitle display functionality.

Innovation Solution

A communication terminal that can operate in two modes: one for converting audio data from a sound collecting device to text and another for converting audio data from a sound output device, allowing users to select the source of text data for display during events.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the communication terminal converts audio data from a sound collecting device to text data, then real-time subtitle display during events is enabled, but the user cannot select different text data sources

Engineering Contradiction:
Improvetext data source selection capabilityVSAvoidmode selection mechanism
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system implements dynamic mode switching between first mode (sound collecting device) and second mode (sound output device) based on user selection. The display control unit dynamically changes the text data source according to the selected mode, enabling flexible adaptation to different event scenarios without permanent structural changes.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The communication terminal is designed with multi-functional capability to operate in both first mode and second mode. The same terminal device can convert audio from different sources (sound collecting device or sound output device) into text data, making it universally applicable for various event types such as meetings, lectures, and seminars.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Adaptability or versatility

If the system provides fixed text data source conversion, then the conversion process is simple, but the subtitle display functionality is limited

Engineering Contradiction:
Improvesubtitle display flexibilityVSAvoidoperation simplicity
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The display control unit dynamically adjusts the text data source based on the selected mode. In first mode, it uses text data from the sound collecting device; in second mode, it uses text data from the sound output device. This dynamic adjustment provides flexible subtitle display while maintaining simple operation through automated mode-based selection.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If audio data from sound output device is converted to text, then post-event content analysis is enabled, but additional device configuration is required

Engineering Contradiction:
Improvecontent analysis capabilityVSAvoiddevice configuration
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The communication terminal is designed to perform both real-time subtitle display (first mode) and post-event content analysis (second mode) using the same device infrastructure. The universal design allows the terminal to convert audio data from the sound output device to text data for content analysis without requiring separate dedicated devices or complex additional configurations.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS11398237B2Communication terminal, sharing system, display control method, and non-transitory computer-readable medium
Publication Date: 2022.07.26 RICOH CO LTD
  • US11398237B2 patent drawing
  • US11398237B2 patent drawing
  • US11398237B2 patent drawing

AI summary

A communication terminal is communicable with a conversion system. The communication terminal includes circuitry configured to: receive a selection of one of a first mode and a second mode, the first mode being a mode in which audio data obtained based on sound collected by a sound collecting device is converted into text data, the second mode being a mode in which audio data obtained based on sound to be output from a sound output device is converted into text data, the audio data being relating to content obtained during an event being conducted; transmit, to the conversion system, audio data corresponding to selected one of the first mode and the second mode; receive, from the conversion system, text data converted from the transmitted audio data; and control a display to display text based on the received text data.