A wireless radio frequency energy charging device for cell -phone
The utility model discloses a wireless radio frequency energy charging device for cell -phone, NFC electromagnetic coupling coil, low pass filter, voltage -multiplying rectifier module, voltage stabilizing circuit module and rechargeable battery including cellphone built -in, the NFC electromagnetic...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model discloses a wireless radio frequency energy charging device for cell -phone, NFC electromagnetic coupling coil, low pass filter, voltage -multiplying rectifier module, voltage stabilizing circuit module and rechargeable battery including cellphone built -in, the NFC electromagnetic coupling coil is originated as power input, and NFC electromagnetic coupling coil resonance central frequency 13.56MHz can realize 10cm scope electromagnetic energy and collect, the NFC electromagnetic coupling coil is connected with low pass filter, low pass filter and voltage -multiplying rectifier module are connected, voltage -multiplying rectifier module is connected with the voltage stabilizing circuit module, the voltage stabilizing circuit module is connected with rechargeable battery. This is novel based on the input source of existing NFC electromagnetic coupling coil as the energy, realizes the collection of NFC electromagnetic energy to for phone cell charger. The original structure of cell -phone is n |
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