UHD HDR Set-Top Box Decoding for 4K Multi-Format IP Video
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Solution Overview
Problem
Users increasingly demand content with ultra high definition (UHD) and high dynamic range (HDR) quality, necessitating a device capable of receiving and processing such content for improved visual effects.
Innovation Solution
A UHD HDR Internet Protocol (IP) client device, such as a set-top box, equipped with a high definition video decoder for formats like HDR 10, Dolby Vision, and HEVC 10-bit 4Kp60, along with an audio decoder for various audio formats, and connectivity options like Wi-Fi, HDMI, and Ethernet, utilizing an ARM processor and sufficient RAM for efficient content processing and display.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If a device is equipped with advanced video decoders for HDR and UHD formats, then content quality and visual effects are improved, but device complexity and processing requirements increase
Solution Approach 1:
The device segments content processing into distinct decoder modules (video decoder, audio decoder, still image decoder), each handling specific formats and quality requirements independently. This modular segmentation allows the system to process high-quality HDR and UHD content while managing complexity through functional separation.
Solution Approach 2:
The video decoder is designed with multi-functionality to handle multiple advanced formats including HDR 10, Dolby Vision, HEVC 10-bit 4Kp60, and various MPEG formats within a single unified component. This universality reduces the need for separate dedicated decoders for each format, thereby managing device complexity while maintaining support for high-quality content.
2Manufacturing precision
If a device supports multiple decoding formats and high-resolution content, then user experience and visual quality are enhanced, but processing speed and computational requirements increase
Solution Approach 1:
The device performs preliminary actions by pre-buffering content data in RAM before decoding and displaying. This allows the processor to work with pre-loaded data, reducing real-time processing pressure and maintaining high processing speeds even when handling computationally intensive HDR and UHD formats.
Solution Approach 2:
The patent replaces traditional sequential processing with parallel processing architecture, where video decoding, audio decoding, and still image decoding occur simultaneously through dedicated hardware decoders. This substitution of mechanical/sequential operations with parallel hardware acceleration maintains processing speed while supporting multiple high-quality formats.
3Adaptability or versatility
If a device is designed with multiple interfaces and connectivity options, then adaptability and versatility are improved, but device complexity increases
Solution Approach 1:
The device incorporates universal connectivity interfaces including Wi-Fi, Bluetooth, HDMI, Ethernet, and USB that can handle multiple protocols and communication standards through single physical ports. This multi-functionality allows the device to adapt to various connectivity requirements while minimizing the number of separate physical interfaces needed.
Solution Approach 2:
The device employs dynamic interface management where connectivity protocols and data transmission modes can be adjusted in real-time based on the connected devices and content requirements. This dynamic adaptability allows a single interface to serve multiple functions across different scenarios, reducing the need for numerous static interfaces.
Data Source
AI summary
A robust, reliable, and efficient UHD HDR Internet Protocol IP client device, such as a set top box, receives content, for example, from a cable service provider so that the content can be displayed to a compatible display device with improved visual effect. The content is 4K or higher content that requires UHD/HDR for a satisfactory user experience. The UHD provides for an improved resolution of the content while HDR provides for a more intense or greater contrast range of the content when displayed on a compatible display device.