Distributor Terminal Synchronization for Simultaneous Video Playback

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Solution Overview

Problem

Existing video distribution systems do not effectively enable simultaneous viewing of a video containing an animation of an avatar of a distributor and a separate video by both the distributor and viewers.

Innovation Solution

A system where a terminal apparatus of a distributor transmits configuration data or a first video to a viewer's terminal apparatus via a first server apparatus, and after receiving a second video from a second server apparatus, the distributor's terminal apparatus controls playback and transmits playback data to the viewer's terminal apparatus, including access and indication data for synchronizing the playback of the second video.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the distributor's terminal apparatus receives a second video from a second server apparatus and controls playback, then the distributor and viewers can simultaneously view the second video in synchronization, but the system complexity increases due to multiple server apparatuses and coordination requirements

Engineering Contradiction:
Improvesynchronization of video playbackVSAvoidsystem structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The first server apparatus acts as an intermediary between the distributor's terminal apparatus and the viewer terminal apparatuses. It receives playback data from the distributor's terminal and distributes it to viewer terminals, coordinating the playback synchronization without requiring direct peer-to-peer communication between all components. This mediator approach enables reliable synchronized playback while managing system complexity through centralized coordination.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If the distributor's terminal apparatus transmits playback data including access data and indication data to viewer terminal apparatuses, then the viewers can perform synchronized operations on the second video, but the data transmission and processing load increases

Engineering Contradiction:
Improvesynchronized operations capabilityVSAvoiddata transmission process
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The playback data is segmented into distinct components: access data (for retrieving the second video from the second server apparatus) and indication data (for controlling playback operations). This segmentation allows viewer terminal apparatuses to independently process different aspects of the playback control, enabling versatile synchronized operations while simplifying the data transmission process through structured, modular data organization.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS20250047914A1Computer program, method, and server apparatus
Publication Date: 2025.02.06 GREE HOLDINGS INC
  • US20250047914A1 patent drawing
  • US20250047914A1 patent drawing
  • US20250047914A1 patent drawing

AI summary

A terminal apparatus of a distributor includes processing circuitry configured to transmit, to a first terminal apparatus of a viewer via a first server apparatus, one of either configuration data or a first video, the configuration data including audio data and motion data; after the transceiver receives a second video from a second server apparatus, control playback of the second video; and transmit playback data to the first terminal apparatus via the first server apparatus, the playback data including at least one of access data and indication data, the access data indicating a method for accessing the second video played back by the terminal apparatus, and the indication data indicating an operation to be performed on the second video by the first terminal apparatus in synchronization with playback of the second video by the terminal apparatus.