Hisilicon HI3516DV500: A Comprehensive Technical Overview

The Hisilicon HI3516DV500 stands as a formidable system-on-chip (SoC) designed for the next generation of intelligent IP cameras, video recorders, and machine vision applications. As a key player in Huawei's chipset portfolio, it delivers a powerful blend of advanced image processing, embedded intelligence, and efficient encoding capabilities, making it a preferred choice for high-performance video solutions.

At the heart of the HI3516DV500 lies a dual-core Arm Cortex-A7 processor, providing the general-purpose computing power necessary for running a lightweight operating system like Linux and handling various application tasks. This is complemented by a high-performance neural processing unit (NPU) that is pivotal for enabling on-device AI functionalities. With a computing power of up to 1.0 TOPS, this NPU can efficiently run algorithms for human detection, facial recognition, vehicle attribute analysis, and other computer vision tasks directly on the edge device, reducing bandwidth usage and server-side processing load.

A critical strength of this SoC is its advanced ISP (Image Signal Processor). The HI3516DV500's ISP incorporates a suite of sophisticated algorithms to ensure superior image quality under challenging conditions. Key features include 3D noise reduction (3DNR) for clearer low-light footage, wide dynamic range (WDR) technology to balance details in both bright and dark areas of a scene, and distortion correction for lenses with wide-angle views. This results in crisp, clear, and accurate video output essential for surveillance and analytical purposes.

The encoding prowess of the HI3516DV500 is another highlight. It supports H.265+/H.265 and H.264+/H.264 video compression standards at resolutions up to 5 Megapixels (2688x1944). The inclusion of the H.265+ standard is particularly significant, as it employs intelligent prediction algorithms to drastically reduce bitrate—by up to 50% compared to standard H.265—without compromising video quality. This leads to substantial savings in storage space and network bandwidth, a critical factor for large-scale deployments.

Furthermore, the chip integrates a powerful video encoding and decoding engine, a security engine for encrypted boot and secure storage, and a rich set of peripherals including Ethernet, USB, and multiple sensor interfaces, offering a highly integrated solution that simplifies product design and reduces bill-of-materials (BOM) costs.

In summary, the Hisilicon HI3516DV500 is a highly integrated and intelligent vision processing platform that empowers developers to create feature-rich and efficient video products for the modern era.

ICGOODFIND: The Hisilicon HI3516DV500 is a technically advanced vision processing SoC that excels in integrating AI capabilities via its integrated NPU, delivering superior image quality through its advanced ISP, and achieving exceptional bandwidth efficiency with H.265+ encoding. It is an optimal solution for developing intelligent network camera products that require real-time analytics and efficient data handling at the edge.

Keywords:

Hisilicon HI3516DV500

Neural Processing Unit (NPU)

Image Signal Processor (ISP)

H.265+ Video Compression

Edge AI Computing