Integrated Time Code Generator Transmitter Reader for Audio Video Sync

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Solution Overview

Problem

The entertainment industry faces challenges in synchronizing audio and video recordings during production, as they are typically recorded separately, leading to complex and costly post-production processes, and existing time code synchronization methods are cumbersome and prone to interference.

Innovation Solution

A device that integrates a time code generator, transmitter, and reader, capable of superimposing time code signals onto audio signals and transmitting them wirelessly, allowing for synchronized audio and video recording and reducing the need for multiple devices and crew members.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If audio and video are recorded separately using different devices, then recording quality can be optimized for each medium, but synchronization complexity and post-production costs increase

Engineering Contradiction:
Improverecording qualityVSAvoidsynchronization complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent combines separate audio and video recording devices into an integrated recording system that captures both media simultaneously using a single device, thereby maintaining high recording quality while eliminating synchronization complexity and reducing post-production costs

Inventive Principle:
Principle #5Merging (Combining)

2Manufacturing precision

If multiple separate devices are used for audio recording, video recording, and time code generation, then each function can be optimized independently, but equipment complexity and crew requirements increase

Engineering Contradiction:
Improvefunctional optimizationVSAvoidequipment complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent creates a multi-functional recording device that simultaneously performs audio recording, video recording, and time code generation within a single integrated system, thereby maintaining functional optimization while reducing equipment complexity and crew requirements

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

3Reliability

If traditional time code transmission methods are used, then synchronization can be achieved, but wireless interference and signal reliability issues occur

Engineering Contradiction:
Improvesynchronization reliabilityVSAvoidwireless interference
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent uses audio signals as an intermediary carrier to transmit time code data, thereby achieving reliable synchronization while avoiding wireless interference by embedding the time code within the existing audio transmission channel rather than using separate wireless time code transmission

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS8948575B2System and method for providing device with integrated time code generator, transmitter, and reader with interruptible feedback monitoring and talkback
Publication Date: 2015.02.03 WEBB REGINALD
  • US8948575B2 patent drawing
  • US8948575B2 patent drawing
  • US8948575B2 patent drawing

AI summary

A time code signal is transmitted. An audio input is provided. An audio signal is received through the audio input. A first time code signal is generated. A value of the first time code signal is displayed on a display. A data stream including the audio signal with the first time code signal superimposed on the audio signal is generated. The data stream is transmitted to a first external device. An interruptible feedback signal is transmitted to the first external device or a second external device. A talkback signal is transmitted between a second external device and a third external device. A second time code signal is received from a second external device and the first time code signal is synchronized with the second time code signal. An interface is provided for noting the value of the first time code signal.