CN113036935A - Intelligent ring, mobile terminal, charging system and method based on near field communication - Google Patents
Intelligent ring, mobile terminal, charging system and method based on near field communication Download PDFInfo
- Publication number
- CN113036935A CN113036935A CN202110276319.7A CN202110276319A CN113036935A CN 113036935 A CN113036935 A CN 113036935A CN 202110276319 A CN202110276319 A CN 202110276319A CN 113036935 A CN113036935 A CN 113036935A
- Authority
- CN
- China
- Prior art keywords
- charging
- communication
- mobile terminal
- near field
- magnetic field
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/20—Circuit arrangements or systems for wireless supply or distribution of electric power using microwaves or radio frequency waves
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/00032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
Abstract
The embodiment of the application provides an intelligent ring, a mobile terminal, a charging system based on near field communication and a charging method, wherein the intelligent ring is used for being connected with the mobile terminal through a near field communication technology, the intelligent ring is used for carrying out wireless charging negotiation with the mobile terminal so as to open a corresponding charging receiving channel, the intelligent ring is also used for receiving magnetic field energy sent by the mobile terminal through the charging receiving channel and converting the magnetic field energy into direct current so as to charge the intelligent ring, and the magnetic field energy is transmitted by taking the working frequency of the near field communication technology as a carrier wave. The intelligent ring that this application embodiment provided is connected through near field communication between with mobile terminal, can accept the magnetic field energy that above-mentioned mobile terminal sent in order to carry out wireless charging, need not dispose solitary wireless charging socket in addition, has reduced wireless charging's economic cost by a wide margin, has compromise wireless charging's of intelligent ring charging efficiency and economic cost from general simultaneously.
Description
Technical Field
The application relates to the technical field of wireless charging, in particular to an intelligent ring, a mobile terminal, a charging system based on near field communication and a charging method.
Background
Present ring has following charge mode, and one is the contact charges, through reserving two charging contact points on ring, then adopts dedicated charger to connect ring's contact in order to charge to ring, and its second is wireless charging in the traditional meaning, need use wireless socket that charges in order to charge to ring.
However, in the two charging modes, two contact points need to be left on the appearance of the ring for contact charging, and the contact points not only affect the appearance effect of the ring, but also are easily affected by external environments, for example, the contact points are easily corroded or cause charging short circuit, so that the charging efficiency is reduced; and wireless charging mode in the traditional meaning then need additionally dispose wireless socket that charges, and economic cost is higher, and above two kinds of charging modes all need take off alone the ring and charge, consequently, charging efficiency and economic cost can't be compromise simultaneously to conventional ring charging mode.
Disclosure of Invention
The embodiment of the application provides an intelligent ring, a mobile terminal, a charging system based on near field communication and a charging method.
The embodiment of the application provides an intelligent ring, which is used for being connected with a mobile terminal through a near field communication technology;
the intelligent ring is also used for carrying out wireless charging negotiation with the mobile terminal so as to open a corresponding charging receiving channel;
the intelligent ring is also used for receiving magnetic field energy sent by the mobile terminal through the charging receiving channel and converting the magnetic field energy into direct current to charge the intelligent ring, and the magnetic field energy is transmitted by taking the working frequency of the near field communication technology as a carrier wave.
The embodiment of the application also provides a mobile terminal, which is provided with a main controller and a second transmission unit;
the second transmission unit is used for being connected with the intelligent ring through a near field communication technology;
the main controller is used for carrying out wireless charging negotiation with the intelligent ring through the second transmission unit so as to control the second transmission unit to open the corresponding charging emission channel;
the second transmission unit is further used for sending magnetic field energy to the intelligent ring through the charging transmitting channel so as to charge the intelligent ring, and the magnetic field energy is transmitted by taking the working frequency of the near field communication technology as a carrier wave.
The embodiment of the application also provides a charging system based on near field communication, which comprises an intelligent ring and a mobile terminal, wherein the intelligent ring is connected with the mobile terminal through a near field communication technology;
the intelligent ring is used for carrying out wireless charging negotiation with the mobile terminal according to the near field communication technology so as to open a corresponding charging receiving channel;
the mobile terminal is used for sending magnetic field energy to the intelligent ring, and the magnetic field energy is transmitted by taking the working frequency of the near field communication technology as a carrier wave;
the intelligent ring is also used for receiving magnetic field energy through the charging receiving channel and converting the magnetic field energy into direct current for charging.
The embodiment of the application also provides a charging method based on near field communication, the charging method is applied to an intelligent ring, the intelligent ring is used for establishing connection with a mobile terminal through a near field communication technology, and the charging method comprises the following steps:
performing wireless charging negotiation with the mobile terminal to open a corresponding charging receiving channel;
and receiving magnetic field energy sent by the mobile terminal through a charging receiving channel, converting the magnetic field energy into direct current for charging, and transmitting the magnetic field energy by taking the working frequency of the near field communication technology as a carrier.
The intelligent ring provided by the embodiment of the application is connected with a mobile terminal through a near field communication technology, wireless charging negotiation is carried out between the intelligent ring and the mobile terminal to open a corresponding charging receiving channel, magnetic field energy sent by the mobile terminal is received through the charging receiving channel, the magnetic field energy is converted into direct current to charge the intelligent ring, the intelligent ring can receive the magnetic field energy sent by the mobile terminal through the connection between the near field communication technology and the mobile terminal, and then wireless charging is carried out by utilizing the mobile terminal, because the mobile terminal is high in use frequency and often needs to be in a state of being tightly held for use, the intelligent ring only needs to be kept in a certain distance range with the mobile terminal in the using process, the mobile terminal and the intelligent ring can be connected through the near field communication, and the intelligent ring can receive the magnetic field energy sent by the mobile terminal to carry out wireless charging, independent wireless charging socket does not need to be configured in addition, and does not need to be taken down alone to carry out wireless charging, when guaranteeing wireless charging efficiency, has reduced wireless charging's economic cost by a wide margin, has compromise wireless charging efficiency and the economic cost who charges of intelligent ring from the whole simultaneously.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings used in the description of the embodiments will be briefly introduced below. It is obvious that the drawings in the following description are only some embodiments of the application, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
Fig. 1 is a schematic perspective view of an intelligent ring provided in an embodiment of the present application.
Fig. 2 is a first structural block diagram of a smart ring according to an embodiment of the present application.
Fig. 3 is a second structural block diagram of the smart ring according to the embodiment of the present application.
Fig. 4 is a third structural block diagram of a smart ring according to an embodiment of the present application.
Fig. 5 is a fourth structural block diagram of an intelligent ring according to an embodiment of the present application.
Fig. 6 is a fifth structural block diagram of a smart ring according to an embodiment of the present application.
Fig. 7 is a first structural block diagram of a mobile terminal according to an embodiment of the present application.
Fig. 8 is a second structure block diagram of a mobile terminal according to an embodiment of the present application.
Fig. 9 is a block diagram of a third structure of a mobile terminal according to an embodiment of the present application.
Fig. 10 is a block diagram of a charging system based on near field communication according to an embodiment of the present application.
Fig. 11 is a schematic flowchart of a charging method based on near field communication according to an embodiment of the present disclosure.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without inventive step, are within the scope of the present application.
Currently, Near Field Communication (NFC) specifications use a reference frequency of 13.56MHz and control transmission by using an NFC Communication link, and implement power transmission to an NFC tag by sending a continuous carrier signal, thereby establishing a Communication channel. The WLC Specification (Wireless Charging Specification) extends the communication function of NFC and adds the Wireless Charging function of the NFC technology.
Referring to fig. 1, fig. 1 is a schematic perspective view of a smart ring 100 provided in an embodiment of the present application, where the smart ring 100 includes an outer ring body 10 and an inner ring body 20.
Referring to fig. 2, fig. 2 is a first structural block diagram of a smart ring 100 according to an embodiment of the present application, where the smart ring 100 is configured to be connected to a mobile terminal 200 through a near field communication technology.
The intelligent ring 100 is further configured to perform wireless charging negotiation with the mobile terminal 200 to open a corresponding charging receiving channel;
the smart ring 100 is further configured to receive magnetic field energy transmitted by the mobile terminal 200 through the charging receiving channel, and convert the magnetic field energy into direct current to charge the smart ring 100, where the magnetic field energy is transferred using an operating frequency of a near field communication technology as a carrier.
The operating frequency of the near field communication technology is a reference frequency of 13.56MHz, and the smart ring 100 and the mobile terminal 200 can establish a connection through the near field communication technology within a certain distance range.
After the smart ring 100 and the mobile terminal 200 are connected by the near field communication technology, information exchange with the mobile terminal 200 is usually first required, so that the mobile terminal 200 obtains function information of the smart ring 100, such as a protocol version, supported modes, and battery-like function information, and the message is read from the smart ring 100 by the mobile terminal 200.
Further, the smart ring 100 needs to acquire function information of the mobile terminal 200, and the corresponding message is usually written into the smart ring 100 by a corresponding command of the mobile terminal 200.
Finally, after the negotiation between the smart ring 100 and the mobile terminal 200 is completed through the near field communication technology, a corresponding charging receiving channel is opened in the smart ring 100 to receive magnetic field energy sent by the mobile terminal 200 and convert the magnetic field energy into direct current for charging, and the magnetic field energy is transferred by using the working frequency of the near field communication technology as a carrier.
In the intelligent ring 100 provided by the embodiment of the application, because the mobile terminal 200 is used at a high frequency and is often required to be in a state of being gripped for use, in this way, in the process that the intelligent ring 100 is used, because the intelligent ring is usually kept in a certain distance range with the mobile terminal 200, the intelligent ring 100 can be connected with the mobile terminal 200 through a near field communication technology, the intelligent ring 100 further receives magnetic field energy sent by the mobile terminal 200 to perform wireless charging, an independent wireless charging socket is not required to be additionally configured, and the intelligent ring is not required to be taken down separately for wireless charging.
In at least one embodiment, as shown in fig. 3, fig. 3 is a second structural block diagram of the smart ring 100 provided in this embodiment of the present application, where the smart ring 100 is provided with a first transmission unit 110, a main control chip 120 and an electric energy storage unit 130, and both the electric energy storage unit 130 and the main control chip 120 are electrically connected to the first transmission unit 110:
the first transmission unit 110 is used for connecting with the mobile terminal 200 through a near field communication technology;
the main control chip 120 is configured to perform wireless charging negotiation with the mobile terminal 200 through the first transmission unit 110 to control the first transmission unit 110 to open a corresponding charging receiving channel;
the first transmission unit 110 is further configured to receive magnetic field energy transmitted by the mobile terminal 200 through the charging reception channel, and convert the magnetic field energy into direct current to charge the smart ring 100.
The first transmission unit 110 is connected with the mobile terminal 200 through a near field communication technology to establish a corresponding communication channel, and the intelligent ring 100 performs wireless charging negotiation with the mobile terminal 200 according to the communication channel; when the intelligent ring 100 receives the magnetic field energy transmitted by the mobile terminal 200, the first transmission unit 110 receives the control of the main control chip 120, opens the corresponding charging receiving channel, receives the magnetic field energy transmitted by the mobile terminal 200 through the charging receiving channel, and converts the magnetic field energy into direct current to charge the intelligent ring 100.
In at least one embodiment, as shown in fig. 4, fig. 4 is a third structural block diagram of the smart ring 100 provided in this embodiment of the present application, the first transmission unit 110 includes a first communication subunit 112, a charging control subunit 114, and a communication control subunit 116, the charging control subunit 114 and the communication control subunit 116 are both electrically connected to the first communication subunit 112, and the charging control subunit 114 and the communication control subunit 116 are also both electrically connected to the main control chip 120;
the communication control subunit 116 is configured to control the first communication subunit 112 to connect with the mobile terminal 200 by using a near field communication technology;
the main control chip 120 is configured to perform wireless charging negotiation with the mobile terminal 200 through the communication control subunit 116 to control the charging control subunit 114 to operate, so that the first communication subunit 112, the charging control subunit 114, and the electric energy storage unit 130 form corresponding charging receiving channels;
the first communication subunit 112 is configured to receive the magnetic field energy and convert the magnetic field energy into an alternating current to be sent to the charging control subunit 114;
the charging control subunit 114 is configured to convert an alternating current into a direct current to charge the electrical energy storage unit 130.
In the intelligent ring 100, a corresponding communication channel is formed through the first communication subunit 112 and the communication control subunit 116, and then wireless charging communication negotiation is performed with the mobile terminal 200, after the wireless charging negotiation is completed, the main control chip 120 controls the charging control subunit 114 to operate, so that the first communication subunit 112, the charging control subunit 114 and the electric energy storage unit 130 form a corresponding charging receiving channel, and the electric energy storage unit 130 receives magnetic field energy sent by the mobile terminal 200 through the charging receiving channel.
In at least one embodiment, as shown in fig. 5, fig. 5 is a fourth structural block diagram of the smart ring 100 provided in this embodiment of the present application, the charging control subunit 114 includes a rectifying circuit 114a and a charging control chip 114b that are electrically connected in sequence, and the main control chip 120 and the electric energy storage unit 130 are further electrically connected to the charging control chip 114b respectively;
the rectifying circuit 114a is configured to rectify an alternating current and send the rectified current to the charging control chip 114 b;
the charging control chip 114b is used for regulating the rectified current to output a direct current to charge the electric energy storage unit 130.
By the cooperation of the rectifier circuit 114a and the charging control chip 114b, the alternating current transmitted by the first communication subunit can be converted into direct current to charge the electric energy storage unit 130.
In at least one embodiment, the charging control chip 114b can further obtain the charging status information of the electrical energy storage unit 130 and send the charging status information to the main control chip 120, and the main control chip 120 can further monitor the charging process of the electrical energy storage unit 130.
In at least one embodiment, as shown in fig. 6, fig. 6 is a fifth structural block diagram of the smart ring 100 according to an embodiment of the present application, in which the first communication subunit 112 includes a first near-field communication antenna 112a and a first radio frequency transceiver circuit 112b, which are electrically connected in sequence, and the first near-field communication antenna 112a is configured to receive magnetic field energy and convert the magnetic field energy into corresponding alternating current;
the first rf transceiver circuit 112b is configured to perform matching and filtering processing on the corresponding ac current, and send the ac current after the matching and filtering processing to the charging control subunit 114 or the communication control subunit 116;
the first radio frequency transceiver circuit 112b is further configured to perform carrier modulation on the communication instruction sent by the communication control subunit 116 by using the operating frequency of the near field communication technology as a carrier, and send the modulated communication instruction to the first near field communication antenna 112 a;
the first near field communication antenna 112a is configured to transmit the modulated communication instruction to the mobile terminal 200.
When the communication control subunit 116 works, after the first radio frequency transceiver circuit 112b sends the matched and filtered alternating current to the communication control subunit 116, the communication control subunit 116 further demodulates the matched and filtered alternating current to output a corresponding demodulated signal to the main control chip 120; the main control chip 120 can also send a communication instruction to the first radio frequency transceiver circuit 112b through the communication control subunit 116, the first radio frequency transceiver circuit 112b further performs carrier modulation on the communication instruction sent by the communication control subunit 116 by using the operating frequency of the near field communication technology as a carrier, and sends the modulated communication instruction to the first near field communication antenna 112a, and finally the first near field communication antenna 112a sends the modulated communication instruction to the mobile terminal 200, so that the wireless communication negotiation can be performed between the main control chip 120 and the mobile terminal 200.
When the charging control subunit 114 works, the first rf transceiver circuit 112b sends the matched and filtered ac current to the charging control subunit 114, so that the charging control subunit 114 charges the electric energy storage unit 130.
The communication control subunit 116 and the charging control subunit are electrically connected to the first rf transceiver circuit 112b, and the first rf transceiver circuit 112b may perform matching and filtering processing on the alternating current output by the first nfc antenna, or perform carrier modulation on the communication instruction sent by the communication control subunit 116 by using the operating frequency of the nfc technology as a carrier.
Among them, the first near field communication antenna 112a is generally referred to as an "NFC coil".
As shown in fig. 7, fig. 7 is a first structural block diagram of a mobile terminal 200 according to an embodiment of the present disclosure, where the mobile terminal 200 is provided with a main controller 220 and a second transmission unit 210;
the second transmission unit 210 is used for connecting with the smart ring 100 through a near field communication technology;
the main controller 220 is configured to perform wireless charging negotiation with the smart ring 100 through the second transmission unit 210, so as to control the second transmission unit 210 to open a corresponding charging transmission channel;
the second transmission unit 210 is further configured to transmit magnetic field energy to the smart ring 100 through the charging transmission channel to charge the smart ring 100, where the magnetic field energy is transmitted by using an operating frequency of the near field communication technology as a carrier.
In at least one embodiment, the electric mobile terminal 200 may be a smart phone, a tablet computer, a game device, an AR (Augmented Reality) device, an audio playing device, a video playing device, a notebook computer, a wearable device such as an electronic watch, an electronic garment, or the like.
In the mobile terminal 200 provided in the embodiment of the present application, the mobile terminal 200 has a high use frequency and often needs to be in a state of being gripped and used, and the second transmission unit 210 corresponding to the mobile terminal 200 is usually disposed on the back of the mobile terminal 200 itself, so that, in the process of using the smart ring 100, because the smart ring is usually kept in a certain distance range from the mobile terminal 200, the second transmission unit 210 on the back of the mobile terminal 200 and the corresponding unit disposed on the smart ring 100 further establish a connection through a near field communication technology, so that the mobile terminal 200 further sends magnetic field energy to the smart ring 100 for wireless charging, and a wireless charging socket does not need to be separately configured for the smart ring 100, and the smart ring 100 does not need to be separately removed, but the smart ring 100 in use can be wirelessly charged directly through the mobile terminal 200, when guaranteeing wireless charging efficiency, reduced wireless charging's economic cost by a wide margin, and can charge for intelligent ring 100 anytime and anywhere, compromise wireless charging efficiency and economic cost that charges of intelligent ring 100 on the whole simultaneously.
In at least one embodiment, as shown in fig. 8, fig. 8 is a second structural block diagram of a mobile terminal 200 according to an embodiment of the present disclosure, in which the second transmission unit 210 includes a second communication subunit 212 and a communication and charging control chip 214, and the communication and charging control chip 214 is further electrically connected to the main controller 220;
the communication and charging control chip 214 is used for controlling the second communication subunit 212 to be connected with the smart ring 100 through the near field communication technology;
the main controller 220 is configured to perform wireless charging negotiation with the smart ring 100 through the communication and charging control chip 214, and control the communication and charging control chip 214 to start a wireless charging function, so that the communication and charging control chip 214 and the second communication subunit 212 form a corresponding charging transmission channel;
the communication and charging control chip 214 is further configured to transmit magnetic energy to the smart ring 100 through the charging transmission channel to charge the smart ring 100.
On one hand, the communication and charging control chip 214 can control the second communication subunit 212 to connect with the smart ring 100 through the near field communication technology to establish a corresponding communication channel, and on the other hand, can receive the control of the main controller 220 to start a corresponding wireless charging function, so that the communication and charging control chip 214 and the second communication subunit 212 form a corresponding charging transmission channel.
In at least one embodiment, as shown in fig. 9, fig. 9 is a third structural block diagram of a mobile terminal 200 according to an embodiment of the present disclosure, in which the second communication subunit 212 includes a second near field communication antenna 212a and a second rf transceiver circuit 212b, which are electrically connected in sequence, and the second rf transceiver circuit 212b is further electrically connected to the communication and charging control chip 214;
the second radio frequency transceiver circuit 212b is configured to perform carrier modulation on the direct current output by the communication and charging control chip 214 by using the operating frequency of the near field communication technology as a carrier, and send the modulated direct current to the second near field communication antenna 212 a;
the second near field communication antenna 212a is configured to convert the modulated direct current into magnetic field energy and send the magnetic field energy to the smart ring 100;
the second near field communication antenna 212a is further configured to receive a wireless communication instruction sent by the mobile terminal 200, and convert the wireless communication instruction into a corresponding alternating current signal;
the second rf transceiver circuit 212b is further configured to perform matching and filtering processing on the corresponding ac current signal, and send the ac current signal after the matching and filtering processing to the communication and charging control chip 214;
the communication and charging control chip 214 is further configured to convert the matched and filtered ac current signal into a corresponding dc current signal and send the dc current signal to the main controller 220.
Through the cooperation of the second near field communication antenna 212a and the second radio frequency transceiver circuit 212b, the communication and charging control chip 214 is connected with the smart ring 100 through a near field communication technology, so that the main controller 220 communicates with the smart ring 100 and transfers energy.
Among them, the second near field communication antenna 212a is generally referred to as an "NFC coil".
As shown in fig. 10, fig. 10 is a block diagram of a near field communication-based charging system 300 according to an embodiment of the present application, where the charging system 300 includes a smart ring 100 and a mobile terminal 200, and a connection is established between the smart ring 100 and the mobile terminal 200 through a near field communication technology;
the intelligent ring 100 is used for performing wireless charging negotiation with the mobile terminal 200 according to the near field communication technology to open a corresponding charging receiving channel;
the mobile terminal 200 is configured to send magnetic field energy to the smart ring 100, where the magnetic field energy is transmitted by using the operating frequency of the near field communication technology as a carrier;
the smart ring 100 is further configured to receive magnetic field energy through the charging receiving channel, and convert the magnetic field energy into direct current for charging.
The smart ring 100 is the smart ring 100 shown in any one of fig. 1 to 5, and the mobile terminal 200 is the mobile terminal 200 shown in any one of fig. 7 to 9.
As shown in fig. 11, fig. 11 is a schematic flowchart of a charging method based on near field communication according to an embodiment of the present application, where the charging method is applied to a smart ring, the smart ring is used to establish a connection with a mobile terminal through a near field communication technology, and the charging method includes:
and 410, performing wireless charging negotiation with the mobile terminal to open a corresponding charging receiving channel.
And 420, receiving the magnetic field energy transmitted by the mobile terminal through the charging receiving channel, and converting the magnetic field energy into direct current for charging, wherein the magnetic field energy is transmitted by taking the working frequency of the near field communication technology as a carrier.
In particular implementation, the present application is not limited by the execution sequence of the described steps, and some steps may be performed in other sequences or simultaneously without conflict.
In the description of the present application, it is to be understood that terms such as "first", "second", and the like are used merely to distinguish one similar element from another, and are not to be construed as indicating or implying relative importance or implying any indication of the number of technical features indicated.
It should be noted that, all or part of the steps in the methods of the above embodiments may be implemented by hardware related to instructions of a computer program, which may be stored in a computer-readable storage medium, which may include, but is not limited to: read Only Memory (ROM), Random Access Memory (RAM), magnetic or optical disks, and the like.
The smart ring, the mobile terminal, the charging system based on the near field communication, and the charging method provided by the embodiment of the application are described in detail above. The principle and the implementation of the present application are explained herein by applying specific examples, and the above description of the embodiments is only used to help understand the method and the core idea of the present application; meanwhile, for those skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.
Claims (10)
1. The intelligent ring is characterized in that the intelligent ring is used for being connected with a mobile terminal through a near field communication technology;
the intelligent ring is also used for carrying out wireless charging negotiation with the mobile terminal so as to open a corresponding charging receiving channel;
the intelligent ring is also used for receiving magnetic field energy sent by the mobile terminal through the charging receiving channel and converting the magnetic field energy into direct current to charge the intelligent ring, and the magnetic field energy is transmitted by taking the working frequency of the near field communication technology as a carrier wave.
2. The intelligent ring according to claim 1, wherein the intelligent ring is provided with a first transmission unit, a main control chip and an electric energy storage unit, and the electric energy storage unit and the main control chip are both electrically connected with the first transmission unit:
the first transmission unit is used for being connected with the mobile terminal through a near field communication technology;
the main control chip is used for carrying out wireless charging negotiation with the mobile terminal through the first transmission unit so as to control the first transmission unit to open a corresponding charging receiving channel;
the first transmission unit is further configured to receive the magnetic field energy sent by the mobile terminal through the charging receiving channel, and convert the magnetic field energy into direct current to charge the smart ring.
3. The intelligent ring according to claim 2, wherein the first transmission unit comprises a first communication subunit, a charging control subunit and a communication control subunit, the charging control subunit and the communication control subunit are both electrically connected to the first communication subunit, and the charging control subunit and the communication control subunit are also both electrically connected to the main control chip;
the communication control subunit is used for controlling the first communication subunit to be connected with the mobile terminal through the near field communication technology;
the main control chip is used for performing wireless charging negotiation with the mobile terminal through the communication control subunit to control the charging control subunit to work, so that the first communication subunit, the charging control subunit and the electric energy storage unit form corresponding charging receiving channels;
the first communication subunit is used for receiving the magnetic field energy and converting the magnetic field energy into alternating current to be sent to the charging control subunit;
the charging control subunit is configured to convert the ac current into a dc current to charge the electric energy storage unit.
4. The intelligent ring according to claim 3, wherein the charging control subunit comprises a rectifying circuit and a charging control chip electrically connected in sequence, and the main control chip and the electric energy storage unit are further electrically connected to the charging control chip respectively;
the rectification circuit is used for rectifying the alternating current and sending the rectified current to the charging control chip;
the charging control chip is used for adjusting the rectified current to output direct current to charge the electric energy storage unit.
5. The intelligent ring according to any one of claims 3 to 4, wherein the first communication subunit comprises a first near field communication antenna and a first radio frequency transceiver circuit which are electrically connected in sequence;
the first near field communication antenna is used for receiving the magnetic field energy and converting the magnetic field energy into corresponding alternating current;
the first radio frequency transceiver circuit is used for matching and filtering corresponding alternating current and sending the matched and filtered alternating current to the charging control subunit or the communication control subunit;
the first radio frequency transceiver circuit is further configured to perform carrier modulation on the communication instruction sent by the communication control subunit by using the working frequency of the near field communication technology as a carrier, and send the modulated communication instruction to the first near field communication antenna;
and the first near field communication antenna is used for sending the modulated communication instruction to the mobile terminal.
6. A mobile terminal is characterized in that the mobile terminal is provided with a main controller and a second transmission unit;
the second transmission unit is used for being connected with the intelligent ring through a near field communication technology;
the main controller is used for carrying out wireless charging negotiation with the intelligent ring through the second transmission unit so as to control the second transmission unit to open a corresponding charging emission channel;
the second transmission unit is further configured to send magnetic field energy to the smart ring through the charging transmission channel to charge the smart ring, where the magnetic field energy is transmitted using the operating frequency of the near field communication technology as a carrier.
7. The mobile terminal of claim 6, wherein the second transmission unit comprises a second communication subunit and a communication and charging control chip, which are electrically connected, and the communication and charging control chip is further electrically connected to the main controller;
the communication and charging control chip is used for controlling the second communication subunit to be connected with the intelligent ring through the near field communication technology;
the main controller is used for carrying out wireless charging negotiation with the intelligent ring through the communication and charging control chip and controlling the communication and charging control chip to start a wireless charging function so as to enable the communication and charging control chip and the second communication subunit to form a corresponding charging emission channel;
the communication and charging control chip is further used for sending the magnetic field energy to the intelligent ring through the charging transmitting channel so as to charge the intelligent ring.
8. The mobile terminal according to claim 7, wherein the second communication subunit comprises a second near field communication antenna and a second rf transceiver circuit electrically connected in sequence, and the second rf transceiver circuit is further electrically connected to the communication and charging control chip;
the second radio frequency transceiver circuit is used for carrying out carrier modulation on the direct current output by the communication and charging control chip by taking the working frequency of the near field communication technology as a carrier, and sending the modulated direct current to the second near field communication antenna;
the second near field communication antenna is used for converting the modulated direct current into magnetic field energy and sending the magnetic field energy to the intelligent ring;
the second near field communication antenna is also used for receiving a wireless communication instruction sent by the mobile terminal and converting the wireless communication instruction into a corresponding alternating current signal;
the second radio frequency transceiver circuit is also used for matching and filtering the corresponding alternating current signal and sending the alternating current signal subjected to matching and filtering to the communication and charging control chip;
the communication and charging control chip is also used for converting the alternating current signals subjected to the matching and filtering treatment into corresponding direct current signals and sending the direct current signals to the main controller.
9. A charging system based on near field communication is characterized by comprising an intelligent ring and a mobile terminal, wherein the intelligent ring is connected with the mobile terminal through a near field communication technology;
the intelligent ring is used for carrying out wireless charging negotiation with the mobile terminal according to the near field communication technology so as to open a corresponding charging receiving channel;
the mobile terminal is used for sending magnetic field energy to the intelligent ring, and the magnetic field energy is transmitted by taking the working frequency of the near field communication technology as a carrier wave;
the intelligent ring is also used for receiving the magnetic field energy through the charging receiving channel and converting the magnetic field energy into direct current for charging.
10. A charging method based on near field communication is applied to a smart ring, the smart ring is used for establishing connection with a mobile terminal through a near field communication technology, and the charging method comprises the following steps:
performing wireless charging negotiation with the mobile terminal to open a corresponding charging receiving channel;
and receiving magnetic field energy sent by the mobile terminal through the charging receiving channel, and converting the magnetic field energy into direct current for charging, wherein the magnetic field energy is transmitted by taking the working frequency of the near field communication technology as a carrier wave.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110276319.7A CN113036935A (en) | 2021-03-15 | 2021-03-15 | Intelligent ring, mobile terminal, charging system and method based on near field communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110276319.7A CN113036935A (en) | 2021-03-15 | 2021-03-15 | Intelligent ring, mobile terminal, charging system and method based on near field communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113036935A true CN113036935A (en) | 2021-06-25 |
Family
ID=76468831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110276319.7A Pending CN113036935A (en) | 2021-03-15 | 2021-03-15 | Intelligent ring, mobile terminal, charging system and method based on near field communication |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113036935A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101246841B1 (en) * | 2011-10-26 | 2013-03-28 | 엘지전자 주식회사 | Mobile terminal, charging apparatus and controlling method for charging apparatus |
| CN103730932A (en) * | 2013-12-20 | 2014-04-16 | 深圳市文鼎创数据科技有限公司 | Wireless charging system |
| CN104319830A (en) * | 2014-10-09 | 2015-01-28 | 深圳市安普盛科技有限公司 | Near field communication (NFC)-based charging system and method |
| US20160006290A1 (en) * | 2014-07-07 | 2016-01-07 | Htc Corporation | Near Field Communication and Wireless Charging Device and Switching Method Using The Same |
| CN111641437A (en) * | 2020-05-28 | 2020-09-08 | Oppo（重庆）智能科技有限公司 | Near field communication and wireless charging antenna module and electronic device |
-
2021
- 2021-03-15 CN CN202110276319.7A patent/CN113036935A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101246841B1 (en) * | 2011-10-26 | 2013-03-28 | 엘지전자 주식회사 | Mobile terminal, charging apparatus and controlling method for charging apparatus |
| CN103730932A (en) * | 2013-12-20 | 2014-04-16 | 深圳市文鼎创数据科技有限公司 | Wireless charging system |
| US20160006290A1 (en) * | 2014-07-07 | 2016-01-07 | Htc Corporation | Near Field Communication and Wireless Charging Device and Switching Method Using The Same |
| CN104319830A (en) * | 2014-10-09 | 2015-01-28 | 深圳市安普盛科技有限公司 | Near field communication (NFC)-based charging system and method |
| CN111641437A (en) * | 2020-05-28 | 2020-09-08 | Oppo（重庆）智能科技有限公司 | Near field communication and wireless charging antenna module and electronic device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11356145B2 (en) | Wireless charging apparatus and method | |
| US8463183B2 (en) | Headset charge via short-range RF communication | |
| US6184651B1 (en) | Contactless battery charger with wireless control link | |
| KR101439572B1 (en) | Radio processing system, radio processing method, and radio electronic device | |
| EP1834394B1 (en) | Method and apparatus for near field communications | |
| CN114584633B (en) | Wireless power transmitting apparatus and method, and wireless power receiving apparatus and method | |
| EP3001537B1 (en) | Method for transmitting signals from a plurality of wireless power receivers to wireless power supplier | |
| WO2014015779A1 (en) | Method and apparatus for achieving compatibility of wireless charging and near field communication (nfc) | |
| JP6021464B2 (en) | Power supply apparatus and control method | |
| US20100216507A1 (en) | Radio communication apparatus, radio communication method and program | |
| CN108429364B (en) | Mobile terminal, charging device and charging method thereof | |
| JP2008148520A (en) | Portable device | |
| KR20170094879A (en) | Wireless Charging Method and Apparatus and System therefor | |
| CN115362617A (en) | Wireless power transmission apparatus and wireless power transmission method | |
| CN113036935A (en) | Intelligent ring, mobile terminal, charging system and method based on near field communication | |
| EP4109793A1 (en) | Wireless power reception device, wireless power transmission device, and method for transmitting/receiving messages between wireless power reception device and wireless power transmission device using data transmission stream | |
| US20230107178A1 (en) | Wireless power transmission device, wireless power reception device, and authentication method therefor | |
| KR100989587B1 (en) | Portable terminal having non-contact wireless power supply/rf authentication function, wireless power supply and rf authentication method thereof | |
| CN111641437B (en) | Near field communication and wireless charging antenna module and electronic device | |
| EP4148955A1 (en) | Wireless charging method and apparatus, electronic device and storage medium | |
| CN215009772U (en) | Wireless power supply communication device and wireless power supply load category identification device | |
| CN211529605U (en) | Audio device automatically connected with Bluetooth accompaniment through NFC | |
| EP4120512A2 (en) | Wireless power transmission apparatus, wireless power reception apparatus, and communication method thereby | |
| JP2023057400A (en) | Power receiving device, control method and program | |
| CN113250535A (en) | Reverse charging door lock and reverse charging system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |