Method and apparatus for charging a battery-operated device
There is provided a battery-operated device that include a battery, an electronic circuitry configured to be powered by the battery, and a converter configured to receive energy from any of a plurality of authorized chargers, and generate power from the energy for charging the battery using the power. The battery-operated device is configured to receive a charger identification from a charger, and determine whether the charger identification is in a list of charger identifications belonging to the plurality of authorized chargers. The battery-operated device is further configured to, in response to determining that the charger identification is in the list of charger identifications receive the energy from the charger, generate, using the converter, the power from the energy received from the charger, charge the battery using the power received from the converter, and use the battery to power the electronic circuitry.
1. A battery-operated device comprising:
a battery;
an electronic circuitry configured to be powered by the battery; and
a converter configured to receive energy from any of a plurality of authorized chargers, and generate power from the energy for charging the battery using the power;
the battery-operated device configured to:
receive a charger identification from a charger;
determine whether the charger identification is in a list of charger identifications belonging to the plurality of authorized chargers;
in response to determining that the charger identification is in the list of charger identifications:
receive the energy from the charger;
generate, using the converter, the power from the energy received from the charger;
charge the battery using the power received from the converter; and
use the battery to power the electronic circuitry.
2. The battery-operated device of claim 1 further comprising:
a coil configured to receive the energy by induction from the charger.
3. The battery-operated device of claim 2 further comprising:
a memory;
wherein the battery-operated device is further configured to store the list of charger identifications in the memory.
4. The battery-operated device of claim 2 further configured to:
in response to determining that the charger identification is not in the list of charger identifications, prevent charging of the battery by the charger.
5. The battery-operated device of claim 2 , wherein the charger identification is one of a MAC ID, an IP address, a name, a serial number, a product name, or a manufacturer name.
6. The battery-operated device of claim 2 , wherein the charger identification indicates one or more capabilities of the charger.
7. The battery-operated device of claim 2 further comprising:
a capacitor, wherein the converter is configured to store the power in the capacitor.
8. The battery-operated device of claim 2 further configured to:
use a same channel for receiving, from the charger, both the energy and the charger identification.
9. The battery-operated device of claim 2 further configured to:
use a first channel for receiving the energy from the charger;
use a second channel for receiving the charger identification from the charger;
wherein the first channel is different than the second channel.
10. The battery-operated device of claim 1 further comprising:
an antenna configured to receive radio frequency (RF) energy from the charger for conversion to the power by the converter for charging the battery.
11. A method of charging a battery-operated device including a battery, an electronic circuitry configured to be powered by the battery, and a converter configured to receive energy from any of a plurality of authorized chargers, and generate power from the energy for charging the battery using the power, the method comprising:
receiving a charger identification from a charger;
determining whether the charger identification is in a list of charger identifications belonging to the plurality of authorized chargers;
in response to determining that the charger identification is in the list of charger identifications:
receiving the energy from the charger;
generating, using the converter, the power from the energy received from the charger;
charging the battery using the power received from the converter; and
using the battery to power the electronic circuitry.
12. The method of claim 11 , wherein the battery-operated device further includes a coil, and wherein the method further comprises:
receiving, using the coil, the energy by induction from the charger.
13. The method of claim 12 , wherein the battery-operated device further includes a memory having the list of charger identifications stored therein.
14. The method of claim 12 further comprising:
in response to determining that the charger identification is not in the list of charger identifications, preventing charging of the battery by the charger.
15. The method of claim 12 , wherein the charger identification is one of a MAC ID, an IP address, a name, a serial number, a product name, or a manufacturer name.
16. The method of claim 12 , wherein the charger identification indicates one or more capabilities of the charger.
17. The method of claim 12 , wherein the battery-operated device further includes a capacitor, and wherein the method further comprises:
storing, by the converter, the power in the capacitor.
18. The method of claim 12 further comprising:
using a same channel for receiving, from the charger, both the energy and the charger identification.
19. The method of claim 12 further comprising:
using a first channel for receiving the energy from the charger;
using a second channel for receiving the charger identification from the charger;
wherein the first channel is different than the second channel.
20. The method of claim 11 , wherein the battery-operated device further includes an antenna, and wherein the method further comprises:
receiving, using the antenna, radio frequency (RF) energy from the charger for conversion to the power by the converter for charging the battery.