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Overview

People are spending more time in cars today. A media company puts its effort to make driving more enjoyable by streaming authorized media contents to screens via a wireless in-car entertainment system. Together with Damai they are able to achieve its goal with a car charger solution combined with wireless storage.

Application Requirements

  1. Standard requirements on car charger
  2. Simultaneously stream 3100kbps videos to 4 devices
  3. Own APP

The Damai Solution

Car Charger + NW5030
  • Wi-Fi 802.11 b/g/n
  • Support Wi-Fi data sharing protocol Webdav/DMS/Samba/Damai private protocol
  • Support Wi-Fi AP + Client Mode
  • Wi-Fi Encryption: WPA2
  • Support NTFS, FAT32, exFAT file system
  • Storage: micro SD
  • Interface: USB3.0
  • Key Design Challenge

    Balance of hardware requirements (considering it is car charger) and Wi-Fi performance
    Not all Wi-Fi hardware platforms are fit to be embedded into car charger. One important reason is a lot of heat generated, resulting in high PCBA temperature. In this case Damai’s own Wi-Fi solution chipset delivers the lowest operating temp. among mainstream solutions on Wi-Fi market, while at the same time provides good enough Wi-Fi performance to meet client’s goal of streaming contents wirelessly.