IP Video Encoder Bypassing Matrix Switchers

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Solution Overview

Problem

Current video encoding and decoding systems require multiple devices and costly matrix switchers to manage multiple video streams, leading to inflexible and expensive broadcasting systems, especially when transitioning from coaxial cables to optical fibers, and are limited by the need for uncompressed video signal conversion before IP packetization.

Innovation Solution

A video encoder and decoder designed for IP networks that can directly process IP packetized streams of uncompressed video, compressing and decompressing video data within the network, reducing the need for matrix switchers and enabling flexible IP-based broadcasting systems by utilizing Ethernet switches for routing and switching.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional video encoders and decoders are used with matrix switchers to manage multiple video streams, then video signal routing is achieved, but system complexity and equipment cost increase significantly

Engineering Contradiction:

Improvevideo stream routing capabilityVSAvoidsystem configuration complexity

Core Design Contradiction:

Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent replaces the mechanical matrix switcher system with an IP-based network switching system. Video signals are converted to IP packets and transmitted over Ethernet networks, eliminating the need for physical matrix switchers and their complex routing mechanisms. This substitution reduces system complexity while maintaining or enhancing routing capabilities through software-based network switches.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent enables video encoders and decoders to function as both compression/decompression devices and network routing devices. By integrating IP packetization and network interface capabilities directly into the encoder/decoder units, the system eliminates dedicated matrix switchers and achieves multi-functional operation, reducing overall system complexity.

Inventive Principle:

Principle #6Universality (Multi-functionality)

2Productivity

If multiple video encoders and decoders are deployed to handle multiple video streams, then video transmission capacity increases, but equipment cost and inactive equipment ratio increase

Engineering Contradiction:

Improvevideo stream processing capacityVSAvoidnumber of equipment units

Core Design Contradiction:

ProductivityVSQuantity of substance

Solution Approach 1:

The patent makes each video encoder and decoder multi-functional by integrating IP packetization, network interface, and routing capabilities. A single encoder unit can handle multiple video streams and route them to different destinations via network switching, eliminating the need for multiple dedicated encoder/decoder pairs and reducing the total number of equipment units required.

Inventive Principle:

Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent combines the functions of video compression, IP packetization, and network routing into unified encoder/decoder units. By merging these previously separate functions into single devices, the system reduces the total number of equipment units while maintaining the ability to handle multiple video streams through network-based routing.

Inventive Principle:

Principle #5Merging (Combining)

3Loss of energy

If uncompressed video signals are converted to compressed formats before IP packetization, then bandwidth efficiency improves, but system flexibility and adaptability decrease

Engineering Contradiction:

Improvetransmission bandwidth utilizationVSAvoidsystem configuration flexibility

Core Design Contradiction:

Loss of energyVSAdaptability or versatility

Solution Approach 1:

The patent implements dynamic compression where video signals are compressed only when and where needed in the IP network workflow. The system can adaptively choose between transmitting compressed or uncompressed video based on network conditions, receiver capabilities, and application requirements, maintaining system flexibility while improving bandwidth utilization when compression is applied.

Inventive Principle:

Principle #15Dynamics

Solution Approach 2:

The patent segments the video processing workflow into independent compression and IP packetization stages. Video can be compressed to specific formats (H.264, H.265, etc.) and then packetized as IP streams, allowing flexible combination of different compression algorithms and network protocols to optimize both bandwidth efficiency and system adaptability.

Inventive Principle:

Principle #1Segmentation

Data Source

PatentUS10104451B2IP uncompressed video encoder and decoder

Publication Date: 2018.10.16 MEDIA GLOBAL LINKSKK

AI summary

Provided is an IP uncompressed video encoder that converts an IP packet stream of uncompressed video to an IP packet stream of compressed video. The invention is a video encoder that produces an IP packetized stream of compressed video from an IP packetized stream of an uncompressed video signal, comprising: receiving means packetizing, from a network, one or a plurality of IP packetized streams of an uncompressed video signal; retrieving means for retrieving video data from the one or plurality of IP packetized streams of the uncompressed video signal; compressing means for compressing the retrieved video data; and transmitting means configured to IP packetize video compressed by the compressing means to create and transmit a stream of compressed video.