| 摘要 |
A handheld device operable to connect to a data communication network, wherein the device comprises: a screen, a user input device, and a controller adapted to form or change a group that includes the device and at least one other handheld device and adopt a leader device or follower device status. When the leader status is adopted, the controller is adapted to display an item in response to a user input and transmit data indicative of the item to the at least one other device in the group. When the follower device status is adopted, the controller is adapted to receive data indicative of an item from a leader device and display information corresponding to the indicative data. |
