Remote Viewing Terminal for Shared Display Channel Continuity

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Solution Overview

Problem

Existing video display technologies do not adequately address the scenario where multiple users view different content on a shared display, and switching channels by one user can disrupt others' viewing experience.

Innovation Solution

A terminal apparatus with remote control functionality that includes a communication unit, signal receiving unit, memory unit, and display unit, allowing it to transmit commands to a video display apparatus, decode and display content, and manage channel settings and advertisements, ensuring seamless viewing across multiple users.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a single video display apparatus is shared by multiple users, then resource utilization is improved, but channel switching by one user disrupts others' viewing experience

Engineering Contradiction:
Improveshared display accessVSAvoidviewing continuity
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent segments the viewing experience by allowing each terminal apparatus to maintain independent channel information and viewing state. When a user switches channels on the video display apparatus, other terminals continue displaying their previously viewed channels without disruption, effectively segmenting the shared display into multiple independent viewing streams.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces terminal apparatuses as intermediaries between users and the video display apparatus. Each terminal acts as a personal mediator that buffers and manages channel information, allowing users to access content through their terminal rather than directly controlling the shared display, thus preventing disruption to others.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If channel switching is allowed during advertisements, then user autonomy is improved, but main content may be missed

Engineering Contradiction:
Improvechannel switching freedomVSAvoidcontent viewing completeness
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent implements preliminary action by detecting advertisement periods in advance and preventing channel switching during these times. The system proactively identifies when advertisements are playing and blocks channel changes until the advertisement period ends, ensuring users don't miss main content while still allowing freedom during appropriate times.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent uses feedback mechanisms to monitor the viewing state and advertisement status. The system continuously receives feedback about current channel content and advertisement timing, then adjusts channel switching permissions dynamically based on this feedback, balancing user autonomy with content viewing completeness.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS12506921B2Video display apparatus and terminal apparatus
Publication Date: 2025.12.23 MAXELL LTD
  • US12506921B2 patent drawing
  • US12506921B2 patent drawing
  • US12506921B2 patent drawing

AI summary

A terminal apparatus having a function of remotely controlling a video display apparatus includes a communication unit that transmits a command related to setting of the video display apparatus and receives status information, a signal receiving unit that receives a signal output from a broadcast station and decodes a video content, a memory unit that stores a content of a command including a channel of the video content, and a display unit that displays the video content and various types of information. In this terminal apparatus, the communication unit transmits an identification code specific to the terminal apparatus when transmitting the command, and when the status information is received after a channel of the video display apparatus is set by remote control, the video content of the channel stored in the memory unit is decoded by the signal receiving unit and is displayed on the display unit.