Synchronizing Video and Audio Data for Remote Destination Exploration

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Solution Overview

Problem

Existing methods for experiencing and learning about destinations are limited by requiring physical presence, passive observation, and lack of interaction, making them costly and time-prohibitive for many, and not allowing users to control or actively participate in the experience.

Innovation Solution

A system that enables users to experience environments remotely through augmented video and audio data from a guide device at a destination, allowing control of the experience, interaction with others, and real-time enhancements based on detected markers, using a guide device with imaging and audio components, and a user device capable of processing and presenting this data.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If users physically travel to destinations, then they can directly experience and learn about locations, but it becomes cost and time prohibitive

Engineering Contradiction:
Improveexperience qualityVSAvoidtravel time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent creates a virtual copy of the physical destination environment through video transmission. Users experience locations remotely via live video feeds from guide devices positioned at destinations, eliminating the need for physical travel while maintaining experience quality. The system captures and transmits visual information from the destination to remote users, creating an immersive virtual presence.

Inventive Principle:
Principle #26Copying

2Loss of information

If users read about or watch videos of destinations, then they can learn about locations, but they become passive observers without control or interaction

Engineering Contradiction:
Improveinformation accessVSAvoiduser control
Core Design Contradiction:
Loss of informationVSEase of operation

Solution Approach 1:

The patent implements bidirectional communication between users and guide devices. Users can send commands, questions, and interactions through the system, and receive real-time responses via video and audio feedback. This creates an interactive experience where users actively control the exploration rather than passively consuming pre-recorded content.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system transitions from static, pre-recorded video content to dynamic, real-time interactive exploration. The video feed from guide devices can be controlled by users in real-time, allowing them to direct the exploration based on their interests and questions, making the experience adaptive and user-driven.

Inventive Principle:
Principle #15Dynamics

3Loss of information

If traditional video transmission is used, then users can view destinations, but synchronization between video and audio data is difficult to maintain

Engineering Contradiction:
Improvedata transmissionVSAvoidsynchronization complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent applies synchronization indicators to video data frames in advance, before transmission and playback. These indicators contain timing information that enables the receiving device to pre-calculate and prepare for accurate audio-video synchronization, reducing the complexity of real-time synchronization operations.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS10943396B1Synchronizing transmitted video data and enhancements
Publication Date: 2021.03.09 AMAZON TECH INC
  • US10943396B1 patent drawing
  • US10943396B1 patent drawing
  • US10943396B1 patent drawing

AI summary

Described are systems and methods that enable users to virtually experience an environment at a destination location from their own user device, control their experience and even interact with others that are physically located within the environment. Likewise, the user's experience may even be improved with the inclusion of enhancements that are presented to the user as the user experiences the environment. User's may interact with the enhancements to obtain additional enhancements, interact with others physically located within the environment, interact with and direct a guide that is physically located within the environment, and receive near real-time video and audio that is transmitted from a guide device located within the environment.