Circuit units for implementing near field communication and nfc devices
AssigneeAdvanced Nova Technologies (Singapore) Holding Pte. Ltd.
InventorYuhua DAI
Life of this patent
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Abstract
This specification provides a circuit unit for implementing near field communication and an NFC device. The solution includes an NFC antenna, an NFC chip, and an excitation circuit, where the NFC antenna is connected to the NFC chip, the NFC chip is connected to the excitation circuit, and the NFC chip is configured to: obtain first energy in a case that the NFC antenna senses a radio frequency field of a user terminal device, and provide a part of the first energy to the excitation circuit; and the excitation circuit is configured to generate and send an excitation signal by using energy obtained from the NFC chip, wherein the excitation signal is used to excite the user terminal device to communicate with a device comprising the circuit unit.
Claims20
A circuit unit for implementing near field communication, comprising an NFC antenna, an NFC chip, and an excitation circuit, wherein the NFC antenna is connected to the NFC chip, and the NFC chip is connected to the excitation circuit;
- the NFC chip is configured to:
- obtain first energy in a case that the NFC antenna senses a radio frequency field of a user terminal device, and provide a part of the first energy to the excitation circuit;
- and
- the excitation circuit is configured to generate and send an excitation signal by using energy obtained from the NFC chip, wherein the excitation signal is used to excite the user terminal device to communicate with a device comprising the circuit unit.
An NFC device, wherein the NFC device comprises a circuit unit for implementing near field communication, comprising an NFC antenna, an NFC chip, and an excitation circuit, wherein the NFC antenna is connected to the NFC chip, and the NFC chip is connected to the excitation circuit;
- the NFC chip is configured to:
- obtain first energy in a case that the NFC antenna senses a radio frequency field of a user terminal device, and provide a part of the first energy to the excitation circuit;
- and
- the excitation circuit is configured to generate and send an excitation signal by using energy obtained from the NFC chip, wherein the excitation signal is used to excite the user terminal device to communicate with a device comprising the circuit unit.
A non-transitory computer-readable storage medium, wherein the non-transitory computer-readable storage medium stores a computer program, and when the computer program is executed by a processor, the processor is caused to operate a circuit unit for implementing near field communication, comprising an NFC antenna, an NFC chip, and an excitation circuit, wherein the NFC antenna is connected to the NFC chip, and the NFC chip is connected to the excitation circuit;
- the NFC chip is configured to:
- obtain first energy in a case that the NFC antenna senses a radio frequency field of a user terminal device, and provide a part of the first energy to the excitation circuit;
- and
- the excitation circuit is configured to generate and send an excitation signal by using energy obtained from the NFC chip, wherein the excitation signal is used to excite the user terminal device to communicate with a device comprising the circuit unit.
Dependencies are inferred from the claim text.