Like here at home the WiFi won't start at some points, thought about buying a router these models with three antennas, to better distribute the signal. This is one of the cheapest. Has a large number of resources, as Repeater, ...

I've had another IP camera WiFi, but this is no doubt much better. Introduce the camera JW004 of WansCam. The operation of camera IP WiFi is presented in the diagram of the box shown below. Basically, you turn the camera on ...