Wireless communication system using dongle to build up communication channel between computers

A wireless communication system, comprising:

• a dongle, configured to be connected to a first host computer using a USB interface, and connected to a phone using a Bluetooth interface, wherein the dongle is configured as a bridge between the host computer and the phone to build up a Wi-Fi connection therebetween;
• and
• an input device coupled to the dongle using a RF interface, wherein in a screen mirroring function initiated by the phone or the host computer,
• screen content of the phone is projected onto a screen of the host computer to form a mirrored image on the screen via the Wi-Fi connection, and
• the input device is configured to control the screen content by operating on the mirrored image to control operations of the phone.

A wireless communication system, comprising:

• a host computer, comprising a first screen and embedded with a first application software;
• a dongle, configured to be connected to the first host computer using a USB interface;
• an input device, configured to be connected to the dongle using a RF interface;
• and
• a phone, configured to be connected to the dongle using a Bluetooth interface,
• wherein the input device is configured to control a second cursor on screen content of the phone when the screen content is projected onto the first screen of the host computer to form a mirrored screen.