On August 18, 2016, Dalian United Holdings, a leading semiconductor component distributor dedicated to the Asia-Pacific market, announced that its IoT zone, which was built last year, provides upstream supply chains through a variety of hardware solutions. The downstream terminal customers match the "matching service" platform, and jointly launch the smart car rearview mirror display solution based on Spreadtrum SC7731 in conjunction with Guangzhou Haoyue Information Technology Co., Ltd.
Figure 1 - Schematic diagram of the car rear view display solution
Automotive rearview mirror displays have emerged with the need for higher safety and entertainment for driving cars, and have become an increasingly important part of in-vehicle electronic systems. It has an independent operating system and running space, and users can install programs provided by third-party service providers such as software, games, navigation, etc., and can realize wireless network access through WIFI or mobile communication network, and can provide driving records. GPS positioning, electronic speed reminder, reversing visual, real-time online audio and video entertainment and other functions.
Spreadtrum's SC7731G is a highly integrated digital chip supporting WCDMA/HSPA/HSPA+ and GSM/EDGE dual-mode modems, with an ARM Cortex A7 MP4 processor running at up to 1.4GHz and an ARM mali400MP4 3D picture accelerator. In addition, the SC7731G integrates BT and Wi-Fi to reduce BOM cost, and also integrates PMU, RTC circuit, audio DAC/ADC, Class-D PA and auxADC.
Figure 2 - System architecture diagram of the car rearview mirror display solution based on Spreadtrum SC7731 launched by the Internet of Things area of ​​the United Nations
The automotive rearview display solution from the United Nations IoT zone has a frequency of up to 1.4GHz, 1GB of DDR3 memory, 8GB of NAND/EmmC 4.5, and supports high-speed OTG USB2.0 and GSM/GPRS/EDGE/WCDMA/HSDPA /HSUPA baseband, front 5 million camera and rear 1 million camera, integrated WIFI / BT / GPS / FM function.
Figure 3 - Photo of the rearview mirror display solution development board based on Spreadtrum SC7731 launched by the Great Internet of Things area
In addition, the solution also uses Android system, with wireless connection functions such as GSM/GPRS/EDGE/WCDMA/WIFI/Bluetooth communication, integrated cloud navigation, cloud driving recorder, cloud security warning system, front and rear driving recorder, after reversing Many functions such as visual function, SOS first aid, etc. More than 800,000 data DSA systems, always updated. Its G-Sensor collision save lock, WeChat parking monitoring, video recording at any time, and photo taking have greatly improved the safety level of vehicles and drivers.
For more product and program information, please contact the technical staff of the University of the United Nations: atu. Or refer to the official website of the General Assembly, and welcome to pay attention to the official Weibo (@大è”大) and the United Nations General WeChat platform: (search for "big league" or micro-signal wpg_holdings in the public account).
About Dalian United Holdings:
Datongda Holdings is the world's number one semiconductor component distributor with leading market share in the Asia Pacific region. Headquartered in Taipei (TSE:3702), it owns Shiping, Pinjia, Quanding and Youshang, with nearly 5,300 employees. There are more than 250 agent products and about 115 distribution bases in the world (about 65 in Asia Pacific). In 2015, the turnover reached US$16.23 billion. (*Market rankings are published by Gartner)
Dalian United Holdings holds an industry holding platform, continuously optimizes front-end marketing and logistics support areas, acts as a professional partner in the supply chain, provides Demand CreaTIon, turnkey solutions (Turnkey SoluTIon), technical support, warehousing logistics and IC Value-added services such as e-commerce meet the needs of different customers such as original equipment manufacturers (OEMs), original design manufacturers (ODMs), electronic manufacturing service providers (EMS), and small and medium-sized enterprises. The scale of international operations and localized sales channels have long been deeply rooted in the Asia-Pacific market. It has been selected as the “Best IC Distributor in Asia†by professional media.
In order to improve the quality of localization services of the United Nations General Assembly and meet the differentiated needs of customers in the service areas of Greater China, the six major areas of the United Nations (China) services include China-Based Manufacturers and Taiwan-Based Manufacturers. ), Foreign Manufacturing Service, Japan-Based Manufacturers, Korea-Based Manufacturers and Hong Kong-Based Manufacturers customers. In addition to providing customers with the best turnkey solution (Turnkey SoluTIon), and in order to meet the customer's small-volume device procurement needs, the company has set up a special small-quantity service area (SQS, Small QuanTIty Service). The United Nations has established the United Nations General University of Commerce and Trade, the United Nations General Assembly of Commerce (Shenzhen) and the United Nations Electronic (Hong Kong) in the Mainland and Hong Kong, with the vision of "the industry's first choice and the benchmark of the road" as the corporate vision, and fully implement the "special zone, integrity, The core values ​​of professionalism and efficiency are professional services to achieve mutual benefit and win-win for suppliers, customers and shareholders.
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