US Patent 11330046 Content delivery in wireless wide area networks

A wireless client device in a wireless network listens to transmissions from other wireless client devices to determine a local wireless network topology of wireless client devices, and transmits the local wireless network topology to a server in a content delivery network. The wireless client device transmits a request for content to the server and receives a message from the server via the wireless network, the message indicating at least one source wireless client device in the local wireless network topology that contains the content. The wireless client device can transmit a request for the content to the at least one source wireless client device. The wireless client device receives the content from the at least one source wireless client device via a peer-to-peer link in the wireless network.