Mobile electronic device with a camera ring serving as an antenna
The invention relates to a mobile electronic device, and in particular, to a mobile electronic device with a camera ring serving as an antenna. A mobile electronic device comprises an RF module, a camera lens, and a camera ring. The RF module disposed inside of the mobile electronic device is utilized to process an RF signal. The camera ring disposed on a peripheral of the camera lens and connected with the RF module is utilized to transmit or receive the RF signal to the RF module.
1. A mobile electronic device comprising:
an RF module disposed inside the mobile electronic device for processing an RF signal;
a camera lens; and
a camera ring disposed on a peripheral of the camera lens and connected with the RF module for transmitting or receiving the RF signal to the RF module, wherein the camera ring is a closed ring antenna radiator without a gap,
wherein the camera ring comprises a feeding pin for connecting the camera ring and the RF module, and
wherein the height of the feeding pin is a predetermined value to maintain a fixed distance between the camera ring and the RF module.
2. The mobile electronic device according to- claim 1 , wherein an outer diameter of the closed ring antenna radiator is tunable in order to have different operational frequencies of the ring type antenna radiator.
3. The mobile electronic device according to claim 2 , wherein the outer diameter corresponds to an operational frequency of WLAN or Bluetooth.
4. The mobile electronic device according to claim 2 , wherein the outer diameter corresponds to an operational frequency of Global Positioning System.
5. The mobile electronic device according to claim 1 , further comprising: a connecter for fixing the feeding pin to at least one feeding point of the RF module.
6. The mobile electronic device according to claim 1 , wherein the mobile electronic device comprises a personal digital assistant.
7. The mobile electronic device according to claim 1 , wherein the mobile electronic device is a cellular phone.
8. The mobile electronic device according to claim 1 , wherein the distance between the center of the camera ring and the RF module has a predetermined value.