Electronic apparatus
An electronic apparatus including a main body and a detachable input device is provided. The main body has a first connecting interface. The detachable input device has an input interface and a second connecting interface. When the detachable input device is installed on the main body, the first connecting interface contacts the second connecting interface, and the detachable input device transmits signals to the main body through the first connecting interface and the second connecting interface, and receives electric power from the main body through the first connecting interface and the second connecting interface. When the detachable input device is detached from the main body, the first connecting interface is separate from the second connecting interface, and the detachable input device transmits signals to the main body in a wireless manner.
1. An electronic apparatus, comprising:
a main body having a first connecting interface; and
a detachable input device having an input interface and a second connecting interface, wherein when the detachable input device is installed on the main body, the first connecting interface contacts the second connecting interface, the detachable input device transmits signals to the main body through the first connecting interface and the second connecting interface, and the detachable input device receives an electric power from the main body through the first connecting interface and the second connecting interface, and when the detachable input device is detached from the main body, the first connecting interface is separate from the second connecting interface, and the detachable input device transmits signals to the main body in a wireless manner.
2. The electronic apparatus as claimed in claim 1 , wherein the main body is a projector.
3. The electronic apparatus as claimed in claim 1 , wherein the input interface comprises a plurality of keys.
4. The electronic apparatus as claimed in claim 1 , wherein the first connecting interface comprises a first signal terminal, the second connecting interface comprises a second signal terminal, and when the detachable input device is installed on the main body, the first signal terminal contacts the second signal terminal, and the detachable input device transmits signals to the main body through the first signal terminal and the second signal terminal.
5. The electronic apparatus as claimed in claim 1 , wherein the first connecting interface comprises a first charging terminal, the second connecting interface comprises a second charging terminal, and when the detachable input device is installed on the main body, the first charging terminal contacts the second charging terminal, and the detachable input device receives an electric power from the main body through the first charging terminal and the second charging terminal.
6. The electronic apparatus as claimed in claim 1 , wherein when the first connecting interface is separate from the second connecting interface, the detachable input device transmits signals to the main body in an infrared ray (IR) transmission manner.
7. The electronic apparatus as claimed in claim 1 , wherein the main body has a signal receiving module, the first connecting interface comprises a sensing terminal, the sensing terminal is electrically connected to the signal receiving module; when the detachable input device is installed on the main body, the second connecting interface contacts the sensing terminal, and the signal receiving module is adapted to receive a signal having a first code, and when the detachable input device is detached from the main body, the sensing terminal is separate from the second connecting interface, and the signal receiving module is switched to receive a signal having a second code.
8. The electronic apparatus as claimed in claim 1 , wherein the main body has a wireless receiving component, the detachable input device has a wireless transmitting component, and when the first connecting interface is separate from the second connecting interface, the detachable input device transmits signals to the wireless receiving component through the wireless transmitting component.
9. The electronic apparatus as claimed in claim 1 , wherein the main body has a recess, the first connecting interface is located in the recess, and the detachable input device is adapted to be installed in the recess, so that the first connecting interface contacts the second connecting interface.
10. The electronic apparatus as claimed in claim 9 , wherein two opposite inner walls of the recess forms a sliding track, and the detachable input device is adapted to slide into the recess via the sliding track.