| 摘要 |
<p>This application is concerned with integrating a powerline communication adapter 117 and a wireless cellular adapter (e.g. a 3G or 4G modem) 112 into a single device 100 to enable user devices 205 which are connected to a powerline communication network 110 to access the internet over a 3G or 4G wireless network. The device may additionally include a port 119 suitable for receiving an external wireless cellular modem 120. In this case a failover mechanism may be provided between the internal and external wireless cellular modems. The device may additionally include an internal battery 118, an external antenna 111, a SIM 113, an ADSL port 124 and WLAN transceiver.</p> |
