Self-powered remote control device
Remote control device comprising a generator (PVU) intended to convert light or mechanical energy to electrical energy, a wireless transmitter (RF) able to send messages to a remote receiver, a first electrical energy storage element (C 1 ) connected to the energy generator (PVU) and intended to be charged with the electrical energy generated by the generator (PVU) in order to supply power to the wireless transmitter (RF) in a first operating mode of the control device, and a second electrical energy storage element (C 2 ) intended to supply power to the wireless transmitter (RF) in a second operating mode. The second electrical energy storage element is connected to the generator (PVU) via parallel connection of a first resistor (R 1 ) and a first diode (D 1 ), the cathode of the first diode being connected to the positive terminal of the generator (PVU).
1. Remote control device comprising:
a generator configured to convert light or mechanical energy to electrical energy,
a wireless transmitter capable of sending messages to a remote receiver,
a first electrical energy storage element connected to the energy generator and so as to be charged with the electrical energy generated by the generator and connected to the wireless transmitter so as to supply power to the wireless transmitter in a first operating mode of the control device, and
a second electrical energy storage element connected to the wireless transmitter so as to supply power to the wireless transmitter in a second operating mode,
wherein the second electrical energy storage element is connected to the generator via parallel connection of a first resistor and a first diode, a cathode of the first diode being connected to the positive terminal of the generator,
so that current from the generator flows preferentially toward the first electrical energy storage element and charges preferentially the first electrical energy storage element.
2. Control device according to claim 1 , wherein a maximum storage capacity of the first electrical energy storage element is n times smaller than a maximum storage capacity of the second electrical energy storage element, where n>100.
3. Control device according to claim 1 , wherein a load current of the first storage element is at least k times larger than a current flowing in a branch comprising a series assembly formed by the first resistor and the second storage element, where k>2.
4. Control device according to claim 1 , comprising a wireless receiver capable of receiving messages.
5. Control device according to claim 1 , wherein the second storage element comprises at least one of a supercapacitor and a rechargeable battery.
6. Control device according to claim 1 , wherein a maximum storage capacity of the first electrical energy storage element is n times smaller than a maximum storage capacity of the second electrical energy storage element, where n>1000.
7. Control device according to claim 2 , wherein a load current of the first storage element is at least k times larger than a current flowing in a branch comprising a series assembly formed by the first resistor and the second storage element, where k>2.
8. Control device according to claim 6 , wherein a load current of the first storage element is at least k times larger than a current flowing in a branch comprising a series assembly formed by the first resistor and the second storage element, where k>2.
9. Control device according to claim 1 , wherein a load current of the first storage element is at least k times larger than a current flowing in a branch comprising a series assembly formed by the first resistor and the second storage element, where k>10.
10. Control device according to claim 2 , wherein a load current of the first storage element is at least k times larger than a current flowing in a branch comprising a series assembly formed by the first resistor and the second storage element, where k>10.
11. Control device according to claim 6 , wherein a load current of the first storage element is at least k times larger than a current flowing in a branch comprising a series assembly formed by the first resistor and the second storage element, where k>10.
12. Control device according to claim 2 , comprising a wireless receiver capable of receiving messages.
13. Control device according to claim 2 , wherein the second storage element comprises at least one of a supercapacitor and a rechargeable battery.
14. Control device according to claim 3 , comprising a wireless receiver capable of receiving messages.
15. Control device according to claim 3 , wherein the second storage element comprises at least one of a supercapacitor and a rechargeable battery.
16. Control device according to claim 4 , wherein the second storage element comprises at least one of a supercapacitor and a rechargeable battery.
17. Control device according to claim 6 , comprising a wireless receiver capable of receiving messages.
18. Control device according to claim 6 , wherein the second storage element comprises at least one of a supercapacitor and a rechargeable battery.
19. Control device according to claim 7 , comprising a wireless receiver capable of receiving messages.
20. Control device according to claim 7 , wherein the second storage element comprises at least one of a supercapacitor and a rechargeable battery.
21. Control device according to claim 4 , wherein
the first electrical energy storage element is connected to the wireless receiver so as to supply power to the wireless receiver in the first operating mode, and
the second electrical energy storage element is connected to the wireless receiver so as to supply power to the wireless receiver in the second operating mode.