CN107801252B - Communication connection establishing method and terminal - Google Patents
Communication connection establishing method and terminal Download PDFInfo
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- CN107801252B CN107801252B CN201710992410.2A CN201710992410A CN107801252B CN 107801252 B CN107801252 B CN 107801252B CN 201710992410 A CN201710992410 A CN 201710992410A CN 107801252 B CN107801252 B CN 107801252B
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Abstract
The invention provides a method and a terminal for establishing communication connection, wherein the method comprises the following steps: acquiring information to be transmitted for establishing communication connection; controlling a motor coil of an image pickup head module in the first terminal to be powered on and powered off according to the information to be transmitted so as to broadcast the information to be transmitted; through the information to be transmitted, the communication connection between the intelligent terminal and the second terminal is established, manual selection or input operation is reduced, the operation process is simple, convenient and quick, the requirement for quickly establishing the communication connection is met, and the convenience of connection between the intelligent terminals is improved.
Description
Technical Field
The present invention relates to the field of communications technologies, and in particular, to a method for establishing a communication connection and a terminal.
Background
At present, technologies such as WIFI (Wireless Fidelity) and bluetooth are popularized in mobile terminals, and the mobile terminals can realize communication connection through the technologies such as WIFI and bluetooth.
Before communication between terminals is performed by using WIFI, bluetooth and the like, both terminals often need to be paired and connected, and pairing information in a pairing process generally needs to be manually selected or input. The general process is as follows: when a user needs to connect with a WIFI hotspot or a Bluetooth of a terminal of the other party, the other party needs to open the WIFI to establish the WIFI hotspot or open the Bluetooth, a searching party needs to open a WIFI searching hotspot or open a Bluetooth searching Bluetooth device, and after the WIFI hotspot or the Bluetooth searching Bluetooth device is searched, a key is input to realize pairing connection.
This process, if establish WIFI or bluetooth and connect between two terminals, then need both sides to open WIFI and establish the focus or open bluetooth equipment, then search for the side and seek peripheral equipment, manual selection equipment after seeking, then carry out key input connection, need manual selection or input, must carry out equipment for guaranteeing safety and confirm, communication authentication, the authorization processing, encryption decryption etc. the connected mode is loaded down with trivial details, is difficult to satisfy daily demand of establishing communication connection fast, exists not enoughly in user's convenience.
Disclosure of Invention
The embodiment of the invention provides a communication connection establishing method and a terminal, and aims to solve the problems that pairing information needs to be manually selected or input when communication connection is established between terminals in the prior art, the connection mode is complicated, and the requirement for quickly establishing communication connection is difficult to meet.
In order to solve the technical problem, the embodiment of the invention adopts the following technical scheme:
in a first aspect, an embodiment of the present invention provides a method for establishing a communication connection, where the method is applied to a first terminal, and includes:
acquiring information to be transmitted for establishing communication connection;
controlling a motor coil of an image pickup head module in the first terminal to be powered on and powered off according to the information to be transmitted so as to broadcast the information to be transmitted;
and establishing communication connection with a second terminal through the information to be transmitted.
In a second aspect, an embodiment of the present invention further provides a mobile terminal, including a processor, a memory, and a computer program stored on the memory and executable on the processor, where the computer program, when executed by the processor, implements the steps of the method for establishing a communication connection as described above.
In a third aspect, an embodiment of the present invention further provides a method for establishing a communication connection, where the method is applied to a second terminal, and includes:
acquiring power on/off change information generated by a motor coil of a camera module in a second terminal based on current change of the motor coil of the camera module in a first terminal;
acquiring information to be transmitted for establishing communication connection based on the power-on and power-off change information;
and establishing communication connection with the first terminal according to the information to be transmitted.
In a fourth aspect, an embodiment of the present invention further provides a mobile terminal, including a processor, a memory, and a computer program stored on the memory and executable on the processor, where the computer program, when executed by the processor, implements the steps of the method for establishing a communication connection as described above.
In a fifth aspect, an embodiment of the present invention further provides a first terminal, including:
the camera module comprises a first motor coil;
a motor drive circuit connected to the first motor coil;
the first processor is used for acquiring information to be transmitted for establishing communication connection; controlling the motor driving circuit to drive the first motor coil to be powered on and powered off according to the information to be transmitted so as to broadcast the information to be transmitted; and establishing communication connection with the second terminal through the information to be transmitted.
In a sixth aspect, an embodiment of the present invention further provides a second terminal, including:
the second camera module comprises a second motor coil;
the signal detection circuit is connected to two ends of the second motor coil and is used for detecting power on/off change information generated by the second motor coil based on the current change of the motor coil of the camera module in the first terminal;
the second processor is used for acquiring information to be transmitted for establishing communication connection based on the power on/off change information; and establishing communication connection with the first terminal according to the information to be transmitted.
In the embodiment of the invention, the motor coil of the camera module in the first terminal is controlled to be powered on or off according to the acquired information to be transmitted for establishing communication connection so as to broadcast the information to be transmitted; through the information to be transmitted, the communication connection with the second terminal is established, the automatic transmission of the information to be output is realized, the manual selection or input operation is reduced, the operation process is simple, convenient and quick, the requirement for quickly establishing the communication connection is met, and the convenience of the connection between the intelligent terminals is improved.
Drawings
Fig. 1 is a flowchart illustrating a first method for establishing a communication connection according to an embodiment of the present invention;
fig. 2 is a flowchart illustrating a second method for establishing a communication connection according to an embodiment of the present invention;
fig. 3 shows a circuit diagram of the connection of components within the terminal in an embodiment of the invention;
FIG. 4 is a schematic diagram showing the relative positions of the internal motor coils of the master and the slave when the cameras in the master and the slave are close to each other and overlapped according to the embodiment of the present invention;
fig. 5 is a schematic diagram of a hardware structure of a mobile terminal implementing various embodiments of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the invention discloses a method for establishing communication connection, which is applied to a first terminal and comprises the following steps of:
step 101: information to be communicated for establishing a communication connection is acquired.
The information to be transferred may be obtained by reading from a storage means in the first terminal. The first terminal can be a mobile terminal such as a mobile phone and a tablet computer.
Specifically, the information to be transmitted is information used for establishing a communication connection between the first terminal and the second terminal, and may specifically be connection information used for establishing a wireless connection between the first terminal and the second terminal, and the information to be transmitted is transmitted to other terminals, so that the communication connection between the first terminal and other terminals is quickly established.
Preferably, the connection information includes: media access control MAC addresses and keys. And other terminals find the first terminal through the MAC address, and the establishment of the communication connection is realized through the successful dense matching.
Step 102: and controlling a motor coil of the camera module in the first terminal to be powered on and powered off according to the information to be transmitted so as to broadcast the information to be transmitted.
Specifically, in this step, the power on and off of the motor coil of the camera module in the first terminal need to be controlled, the motor coil generates a magnetic field when being powered on, the magnetic field disappears when being powered off, and the power on and off of the motor coil are controlled to be alternately performed according to the information to be transmitted, so that the coded output of the information to be transmitted is realized, the information to be transmitted is broadcast and radiated outwards through the power on and off change of the coil, and the outward transmission process of the information to be transmitted is realized.
The change of power on and power off can be understood as the change of 1 and 0 in binary coding, and further the coded output of the information to be transmitted is realized.
Step 103: and establishing communication connection with the second terminal through the information to be transmitted.
After the information is transmitted to the outside by switching on and off the motor coil in the camera module, the pairing verification process between the information to be transmitted and the second terminal can be realized by successfully transmitting the information to be transmitted, and then the communication connection is established.
The communication connection establishing method comprises the steps of controlling a motor coil of an image pickup head module in a first terminal to be powered on and off according to acquired information to be transmitted for establishing communication connection so as to broadcast the information to be transmitted; through the information to be transmitted, the communication connection with the second terminal is established, the automatic transmission of the information to be output is realized, the manual selection or input operation is reduced, the operation process is simple, convenient and quick, the requirement for quickly establishing the communication connection is met, and the convenience of the connection between the intelligent terminals is improved.
As a preferred embodiment, the step of controlling the motor coil of the camera module in the first terminal to be powered on or off according to the information to be transmitted includes:
converting the information to be transmitted into a driving voltage signal according to a preset coding mode; and outputting the driving voltage signal to a motor coil of the camera module in the first terminal to switch on and off the motor coil.
In the step, the code conversion of the information to be transmitted is realized, the information to be transmitted is converted into the driving voltage signal, the motor coil is alternately controlled to be powered on and powered off, and the code conversion output of the information to be transmitted is realized. Specifically, for a driving voltage signal converted from information to be transmitted, the motor coil can specifically realize the power on/off of current in the coil under the driving control of the driving voltage signal, so as to realize the transmission output of the information to be transmitted.
Specifically, before the step of establishing a communication connection with the second terminal through the information to be transferred, the method further includes:
detecting whether a communication connection establishment request sent by a second terminal is received; if the communication connection establishment request sent by the second terminal is not received, the step of controlling the power on and off of a motor coil of the camera module in the first terminal according to the information to be transmitted is returned to be executed; and if a communication connection establishment request sent by the second terminal is received, executing the step of establishing the communication connection with the second terminal through the information to be transmitted.
After the motor coil of the camera module in the first terminal is controlled to be powered on and powered off to output information to be transmitted for establishing communication connection, if a communication connection establishment request sent by an external terminal is detected, the external terminal is indicated to have received the transmitted information to be transmitted, and at the moment, the communication connection with a second terminal can be established through the information to be transmitted according to the communication connection establishment request; if the information to be transmitted is broadcasted outwards through the power-on and power-off of the motor coil of the camera module in the first terminal, and no communication connection establishment request sent by an external terminal is detected, the process of controlling the power-on and power-off of the motor coil of the camera module in the first terminal according to the information to be transmitted is executed circularly, so that the communication connection is established quickly among the intelligent terminals, and the convenience of the communication connection among the intelligent terminals is improved.
Correspondingly, the step of establishing a communication connection with the second terminal through the information to be transmitted includes:
acquiring verification information sent by the second terminal according to the information to be transmitted; and according to the verification information, sending an authorization notice allowing the communication connection to be established to the second terminal when the verification of the verification information is passed.
Preferably, the verification information may be a key in the information to be transmitted.
When the first terminal acquires the verification information for establishing the connection sent by the second terminal, the first terminal performs verification matching on the verification information, and when the verification passes, the second terminal can be authorized to establish communication connection with the first terminal, so that pairing and communication connection between the two terminals are realized, the process is simple and convenient, and the safety in the communication establishing process is ensured. The embodiment of the invention also discloses a mobile terminal, which comprises a processor, a memory and a computer program which is stored on the memory and can run on the processor, wherein the processor realizes each process in the method for establishing the communication connection when executing the computer program, and can achieve the same technical effect, and the details are not repeated here to avoid repetition.
The embodiment of the present invention further discloses a first terminal, which can implement each process of the above-mentioned method for establishing a communication connection, and can achieve the same technical effect, and for avoiding repetition, details are not repeated here. As shown in fig. 3, the first terminal includes:
the camera module comprises a first motor coil; a motor drive circuit connected to the first motor coil; the first processor is used for acquiring information to be transmitted for establishing communication connection; controlling the motor driving circuit to drive the first motor coil to be powered on and powered off according to the information to be transmitted so as to broadcast the information to be transmitted; and establishing communication connection with the second terminal through the information to be transmitted.
In fact, the most important thing in the camera motor is the coil, which is connected to the motor driving circuit, the driving circuit can supply power to the coil to control the on-off of the coil, when the current flows through the coil, the longitudinal force can be generated under the action of the magnet, and the longitudinal force pushes the motor to move up and down, so as to drive the lens to move, thereby achieving the effect of adjusting focusing. In the embodiment of the invention, the inherent motor coil of the camera is utilized, and when the cameras of the two mobile terminals are close to each other and overlapped, the coils in the two mobile terminals are close to each other in parallel.
As shown in fig. 4, aa 'is a coil inside a camera in a first terminal, bb' is a coil inside a camera in another external terminal, and after two intelligent terminals are close and the coil positions overlap each other, the two coils are actually arranged in the relative positions shown in fig. 4. When the coil aa 'in the first terminal is controlled by the motor driving circuit to be powered on or powered off and the current changes to generate a magnetic field change, the coil bb' is induced by the magnetic field to generate an induced current internally along with the power on/off of the coil in the first terminal and generate the power on/off change internally, so that the information is transmitted in two different terminals, and the automatic communication matching connection process is realized.
The first terminal controls a motor coil of the camera module in the first terminal to be powered on and off according to the acquired information to be transmitted for establishing communication connection so as to broadcast the information to be transmitted; through the information to be transmitted, the communication connection with the second terminal is established, the automatic transmission of the information to be output is realized, the manual selection or input operation is reduced, the operation process is simple, convenient and quick, the requirement for quickly establishing the communication connection is met, and the convenience of the connection between the intelligent terminals is improved.
Specifically, the information to be transmitted includes: media access control MAC addresses and keys. And other terminals find the first terminal through the MAC address, and the establishment of the communication connection is realized through the successful dense matching.
As a preferred embodiment, the first processor is specifically configured to: converting the information to be transmitted into a driving voltage signal according to a preset coding mode; and controlling the motor driving circuit to output the driving voltage signal to a first motor coil so as to switch on and off the first motor coil.
The driving voltage signal is used for driving a motor coil of the camera head module in the first terminal, and in the step, code conversion of information to be transmitted is realized, the information to be transmitted is converted into the driving voltage signal, so that the motor coil is alternately controlled to be powered on and powered off, and code conversion output of the information to be transmitted is realized.
Specifically, in order to output a driving voltage signal to the first motor coil through the motor driving circuit, the coil aa' in the first terminal is switched on and off by the driving voltage output of the motor driving circuit.
Further, wherein the first processor is further configured to: detecting whether a communication connection establishment request sent by a second terminal is received; if a communication connection establishment request sent by a second terminal is not received, returning to execute the step of controlling the motor driving circuit to drive the first motor coil to be powered on and powered off according to the information to be transmitted so as to broadcast the information to be transmitted; and if a communication connection establishment request sent by the second terminal is received, executing the step of establishing the communication connection with the second terminal through the information to be transmitted.
After the motor coil of the camera module in the first terminal is controlled to be powered on and powered off to output information to be transmitted for establishing communication connection, if a communication connection establishment request sent by an external terminal is detected, the external terminal is indicated to have received the transmitted information to be transmitted, and at the moment, the communication connection with a second terminal can be established through the information to be transmitted according to the communication connection establishment request; if the information to be transmitted is broadcasted outwards through the power-on and power-off of the motor coil of the camera module in the first terminal, and no communication connection establishment request sent by an external terminal is detected, the process of controlling the power-on and power-off of the motor coil of the camera module in the first terminal according to the information to be transmitted is executed circularly, so that the communication connection is established quickly among the intelligent terminals, and the convenience of the communication connection among the intelligent terminals is improved.
Wherein the first processor is further configured to: acquiring verification information sent by the second terminal according to the information to be transmitted; and according to the verification information, sending an authorization notice allowing the communication connection to be established to the second terminal when the verification of the verification information is passed.
Preferably, the verification information may be a key in the information to be transmitted.
When the first terminal acquires the verification information for establishing the connection sent by the second terminal, the first terminal performs verification matching on the verification information, and when the verification passes, the second terminal can be authorized to establish communication connection with the first terminal, so that pairing and communication connection between the two terminals are realized, the process is simple and convenient, and the safety in the communication establishing process is ensured.
Specifically, the implementation process of the first terminal is specifically described in combination with the case that the to-be-transmitted information is connection information used for establishing a wireless communication connection between the first terminal and the second terminal.
The first terminal that performs wireless communication connection information output between the first terminal and the second terminal may be considered as a master, and the second terminal that performs information reception may be considered as a slave.
Wherein, the application of wireless connection can be opened in the host, and the host mode is selected.
When the wireless network is in the host mode, a wireless connection hotspot is established in the host background, connection information used for establishing wireless communication connection between the host and the slave is obtained and used as information to be transmitted, meanwhile, the connection information is converted into a driving voltage signal according to a preset encoding mode, so that a motor driving circuit U1 in the host controls a camera motor coil X1 to perform power-on and power-off operation, a Mac address and a key of the WIFI hotspot are encoded, and WIFI identity MAC address and key broadcasting are performed. The camera motor coil X1 radiates into the air, which contains the necessary information to make a wireless communication connection, a distance of approximately 2cm, and such a short distance can act on the slave coils that overlap each other and are in close proximity to the master.
When the slave approaches and overlaps with the master coil, the coil X1 of the slave can sense the master coil
The method comprises the steps that electromagnetic field energy released by X1 is generated, corresponding power on-off change is generated on a coil X1 of a slave computer, the slave computer detects the power on-off change and decodes the power on-off change to obtain WIFI hotspot connection related information and a key, wireless communication connection with a WIFI hotspot in a first terminal can be achieved by using the information without manual searching and inputting, if the master computer detects that the connection is not successful, the process is repeated continuously, an MIC address and the key are sent again to broadcast the WIFI connection related information, the slave computer is waited for connection all the time, the master computer detects that equipment establishes wireless communication connection with the first terminal through the connection information, information broadcasting is stopped, and the process is ended.
This process utilizes the camera motor in the terminal to carry out information transmission, will be used for address and the quick transmission of equipment information of communication connection to the other side intelligent terminal, realizes the function of communication connection's quick establishment, convenience of customers promotes user experience.
The terminal provided by the embodiment of the present invention can implement each process implemented by the terminal in the method embodiment of fig. 1, and is not described herein again to avoid repetition.
The embodiment of the present invention discloses another method for establishing a communication connection, which is applied to a second terminal, and shown in fig. 2, and includes:
step 201: and acquiring power on/off change information generated by the motor coil of the camera module in the second terminal based on the current change of the motor coil of the camera module in the first terminal.
When the second terminal is close to the first terminal and is overlapped with a motor coil of the camera module in the first terminal, the motor coil of the camera module in the second terminal can sense the motor coil in the first terminal due to on-off control, so that the motor coil in the first terminal releases electromagnetic field energy when current exists, the magnetic field disappears when no current exists, the motor coil of the second terminal further generates on-off change under the influence, and at the moment, the second terminal detects the on-off change to acquire on-off change information so as to perform subsequent analysis and information acquisition processes.
Step 202: and acquiring information to be transmitted for establishing communication connection based on the power on/off change information.
Specifically, the power-on and power-off change information can be understood as the change information of 1 and 0 in the binary code, and the power-on and power-off change information is analyzed, so that the decoding and acquisition of the information to be transmitted are realized.
Preferably, the information to be transferred includes: the second terminal can find the first terminal through the MAC address, and the authentication matching between the two terminals is realized through the successful matching of the key, so that the establishment of communication connection is realized.
According to the process, the acquired information to be transmitted for establishing the communication connection is used for facilitating the subsequent communication connection establishment process, so that manual selection or input operation is reduced, and the operation process is simple, convenient and quick.
Step 203: and establishing communication connection with the first terminal according to the information to be transmitted.
After the information to be transmitted is acquired, verification matching can be performed on the basis of the information and the first terminal, and communication connection establishment is achieved.
The communication connection establishing method comprises the steps of acquiring power on/off change information generated by a motor coil of a camera module in a second terminal based on current change of the motor coil of the camera module in a first terminal; acquiring information to be transmitted for establishing communication connection based on the power on/off change information; according to the information to be transmitted, communication connection with the first terminal is established, the camera motor in the terminal is used for automatically transmitting the information, the information transmitted by other terminals is quickly acquired, manual selection or input operation is reduced, the operation process is simple, convenient and quick, the requirement for quickly establishing communication connection is met, and the convenience of connection between intelligent terminals is improved.
As a preferred embodiment, the step of acquiring power on/off variation information generated by the motor coil of the camera module in the second terminal based on the current variation of the motor coil of the camera module in the first terminal includes: and acquiring a motor coil of the camera module in the second terminal, and generating induced electromotive force corresponding to the power on/off change when the power on/off change is generated based on the current change of the motor coil of the camera module in the first terminal.
The power on/off change information is specifically induced electromotive force generated by a motor coil of the camera head module in the second terminal when power on/off change occurs, and can be detected or acquired by installing induced electromotive force detection or acquisition devices at two ends of the coil, so that the induced electromotive force is acquired.
Correspondingly, the step of acquiring information to be transmitted for establishing communication connection based on the power on/off change information includes: and analyzing the induced electromotive force corresponding to the power-on and power-off change according to a preset decoding mode to acquire the information to be transmitted for establishing the communication connection. Specifically, when the motor coil of the camera module in the second terminal is powered on, the induced electromotive force is greater than 0, when the motor coil of the camera module in the second terminal is powered off, the induced electromotive force is 0, when the induced electromotive force is analyzed, the induced electromotive force can be amplified first, a digital signal which can be identified by the processor in the first terminal is formed, the amplified induced electromotive force signal is analyzed, information to be transmitted is acquired, and information is transmitted between the terminals.
The decoding mode in the second terminal corresponds to the coding mode when the information to be transmitted is converted into the driving voltage signal in the first terminal.
Further, the step of establishing a communication connection with the first terminal according to the information to be transmitted includes:
sending a communication connection establishment request to the first terminal according to the information to be transmitted, wherein the communication connection establishment request carries verification information; and if receiving an authorization notice which is sent by the first terminal when the verification information passes the verification and allows the connection establishment, establishing the communication connection with the first terminal.
Preferably, the verification information may be a key in the information to be transmitted. The second terminal sends a communication connection establishment request carrying verification information to the first terminal, so that the first terminal can verify and match the verification information, and when the verification is passed, the second terminal can obtain an authorization notice allowing connection establishment, and at the moment, the establishment of the communication connection with the first terminal is realized.
The embodiment of the invention also discloses a mobile terminal, which comprises a processor, a memory and a computer program which is stored on the memory and can run on the processor, wherein the processor realizes each process in the method for establishing the communication connection when executing the computer program, and can achieve the same technical effect, and the details are not repeated here to avoid repetition.
The embodiment of the present invention further discloses a second terminal, which can implement each process of the above-mentioned method for establishing a communication connection, and can achieve the same technical effect, and for avoiding repetition, details are not repeated here. As shown in fig. 3, the second terminal includes:
the second camera module comprises a second motor coil; the signal detection circuit is connected to two ends of the second motor coil and is used for detecting power on/off change information generated by the second motor coil based on the current change of the motor coil of the camera module in the first terminal; the second processor is used for acquiring information to be transmitted for establishing communication connection based on the power on/off change information; and establishing communication connection with the first terminal according to the information to be transmitted.
When the second terminal is close to the first terminal and is overlapped with the motor coil of the camera module in the first terminal, the motor coil of the camera module in the second terminal can sense the motor coil in the first terminal due to on-off control, so that the motor coil in the first terminal releases electromagnetic field energy when current exists, the magnetic field disappears when no current exists, and the motor coil of the second terminal is further changed in on-off state under the influence.
The signal detection circuit can acquire induced electromotive force in the second motor coil or acquire current signals in the second motor coil, so that on-off change in the second motor coil is sensed, and on-off change information is detected to perform subsequent analysis and information acquisition processes.
Specifically, the power-on and power-off change information can be understood as change information of 1 and 0 in binary codes, the power-on and power-off change information is analyzed, decoding acquisition of information to be transmitted is further achieved, after the information to be transmitted is acquired, verification matching can be performed on the basis of the information and the first terminal, and communication connection establishment is achieved.
The second terminal acquires power on/off change information generated by a motor coil of the camera module based on current change of the motor coil of the camera module in the first terminal; acquiring information to be transmitted for establishing communication connection based on the power on/off change information; according to the information to be transmitted, communication connection with the first terminal is established, the camera motor in the terminal is used for automatically transmitting the information, the information transmitted by other terminals is quickly acquired, manual selection or input operation is reduced, the operation process is simple, convenient and quick, the requirement for quickly establishing communication connection is met, and the convenience of connection between intelligent terminals is improved.
Preferably, the information to be transferred includes: the second terminal can find the first terminal through the MAC address, and the authentication matching between the two terminals is realized through the successful matching of the key, so that the establishment of communication connection is realized.
As a preferred embodiment, the signal detection circuit detects induced electromotive force corresponding to a change in power on/off of the second motor coil based on a change in current of the motor coil of the camera module in the first terminal; and the second processor is specifically used for analyzing the induced electromotive force corresponding to the power-on and power-off change according to a preset decoding mode, and acquiring information to be transmitted for establishing communication connection.
The signal detection circuit may be an electromotive force signal amplifier. As shown in fig. 3, an electromotive force signal amplifier U2 is added on the basis of the original circuit, and is bridged at two ends of a motor coil X1, weak induced electromotive force on the coil can be input into the electromotive force signal amplifier U2, the weak induced electromotive force is converted into digital signals recognizable to a CPU through internal amplification, shaping, filtering and the like, and the acquisition of information to be transmitted is realized by decoding the digital signals.
Further, preferably, the second processor is specifically configured to: sending a communication connection establishment request to the first terminal according to the information to be transmitted, wherein the communication connection establishment request carries verification information; and if receiving an authorization notice which is sent by the first terminal when the verification information passes the verification and allows the connection establishment, establishing the communication connection with the first terminal.
Preferably, the verification information may be a key in the information to be transmitted. The second terminal sends a communication connection establishment request carrying verification information to the first terminal, so that the first terminal can verify and match the verification information, and when the verification is passed, the second terminal can obtain an authorization notice allowing connection establishment, and at the moment, the establishment of the communication connection with the first terminal is realized.
Furthermore, as shown in fig. 3, the circuits of the master and slave devices may be designed as such, the X1 device is a motor coil inside the camera motor, the U1 is a motor driving circuit for controlling the on/off of the motor coil, the U2 is a signal amplifier for identifying the strength of the induced electromotive force, and when a current flows through the motor coil X1, an electromagnetic field is generated and emitted into the space, and similarly, the electromagnetic field nearby can be received and generated to generate the electromotive force. The motor driving circuit U1 provides current for the motor, and the signal amplifier U2 can amplify the electromotive force generated by the coil; two intelligent terminals needing to be connected in a matched mode are divided into a master machine and a slave machine. The host of both communication parties is responsible for driving the U1 to enable the coil of the host to generate electromotive force so as to generate a space electromagnetic field, the camera of the slave is overlapped with the camera of the host, the motor coil X1 of the slave induces the electromagnetic field to generate tiny electromotive force to form corresponding on-off electric change, and then the tiny electromotive force corresponding to the on-off electric of the slave is amplified through the signal amplifier U2 of the slave and is sent to the processor of the slave for analysis and decoding, so that information is obtained. When one terminal outputs information, the terminal becomes a master and enters a master application mode, and when the terminal acquires and receives information, the terminal becomes a slave and enters a slave application mode.
Specifically, the implementation process of the second terminal is specifically described in combination with the case that the to-be-transmitted information is connection information used for establishing a wireless communication connection between the first terminal and the second terminal.
The slave, that is, the second terminal, may open an application of the wireless connection and select the slave mode.
When in the slave mode, the slave background controls the slave built-in signal amplifier U2 to amplify and decode the electromotive force of the motor coil X1. Meanwhile, the cameras of the slave and the master are aligned and overlapped with each other by a slave user, and after the back cameras of the slave and the master are aligned and overlapped, a coil overlapping form as shown in fig. 4 is formed, so that induced electromotive force can be received, the two ends of the coil bb 'can generate corresponding induced electromotive force information with codes, and further a terminal where the coil bb' is located can decode according to the electromotive force information, so that information transmission is realized, further, the transmission of information for communication connection can be realized, and automatic matching connection between terminals is realized.
In the process, the slave background identifies and analyzes signals, if no useful signals are detected, induced electromotive force generated by a motor coil of a camera head module in a second terminal based on current change of the motor coil of the camera head module in the first terminal is obtained again, if a signal amplifier U2 of the slave sends the amplified signals to a processor CPU, if the CPU can detect an appointed signal starting code type, such as 01010101, connection information, such as MAC addresses and keys, for wireless connection, which follows the signal starting code type, is recorded, according to the information, the slave automatically starts wireless communication connection with the host to prompt that the connection is successful, and after the connection is successful, data can be transmitted or internet access can be carried out through a WIFI hotspot of the host, and the process of obtaining and analyzing the induced electromotive force is finished.
This process utilizes the camera motor in the terminal to carry out information transfer, acquires address and equipment information that is used for wireless communication to connect, realizes the quick acquisition of connection information, increases communication connection's convenient degree, convenience of customers promotes user experience.
The terminal provided by the embodiment of the present invention can implement each process implemented by the terminal in the method embodiment of fig. 2, and is not described herein again to avoid repetition. Fig. 5 is a schematic diagram of a hardware structure of a mobile terminal implementing various embodiments of the present invention.
In the following embodiments, the components in the mobile terminal are all applicable to the first terminal and the second terminal to achieve the same functions, which are not described herein again.
The mobile terminal 900 includes, but is not limited to: a radio frequency unit 901, a network module 902, an audio output unit 903, an input unit 904, a sensor 905, a display unit 906, a user input unit 907, an interface unit 908, a memory 909, a processor 910, a power supply 911, a camera module 912, a motor drive circuit 913, a signal detection circuit 914, and the like. Those skilled in the art will appreciate that the mobile terminal architecture shown in fig. 5 is not intended to be limiting of mobile terminals, and that a mobile terminal may include more or fewer components than shown, or some components may be combined, or a different arrangement of components. In the embodiment of the present invention, the mobile terminal includes, but is not limited to, a mobile phone, a tablet computer, a notebook computer, a palm computer, a vehicle-mounted terminal, a wearable device, a pedometer, and the like.
The camera module 912 includes a motor coil 9121.
In a first aspect, the processor 910 is configured to obtain information to be transmitted for establishing a communication connection; according to the information to be transmitted, the motor driving circuit 913 is controlled to drive the motor coil 9121 to be powered on and powered off so as to broadcast the information to be transmitted; and establishing communication connection with the second terminal through the information to be transmitted.
Optionally, the processor 910 is configured to convert the information to be transmitted into a driving voltage signal according to a predetermined encoding manner; the motor driving circuit 913 is controlled to output the driving voltage signal to the motor coil 9121, and the motor coil 9121 is turned on or off.
Optionally, the processor 910 is configured to detect whether a communication connection establishment request sent by the second terminal is received; if a communication connection establishment request sent by a second terminal is not received, the step of controlling the motor driving circuit 913 to drive the motor coil 9121 to be powered on and powered off according to the information to be transmitted so as to broadcast the information to be transmitted is executed; and if a communication connection establishment request sent by the second terminal is received, executing the step of establishing the communication connection with the second terminal through the information to be transmitted.
Optionally, the processor 910 is configured to obtain verification information sent by the second terminal according to the information to be transmitted; and according to the verification information, sending an authorization notice allowing the communication connection to be established to the second terminal when the verification of the verification information is passed.
Optionally, the information to be transmitted includes: media access control MAC addresses and keys.
The mobile terminal controls a motor coil of an image pickup head module in the first terminal to be powered on and off according to the acquired information to be transmitted for establishing communication connection so as to broadcast the information to be transmitted; through the information to be transmitted, the communication connection with the second terminal is established, the automatic transmission of the information to be output is realized, the manual selection or input operation is reduced, the operation process is simple, convenient and quick, the requirement for quickly establishing the communication connection is met, and the convenience of the connection between the intelligent terminals is improved.
Alternatively, on the other hand, the signal detection circuit 914 detects the on/off change information of the motor coil 9121 generated based on the current change of the motor coil of the camera head module in the first terminal; a processor 910, configured to obtain information to be transmitted for establishing a communication connection based on the power on/off change information; and establishing communication connection with the first terminal according to the information to be transmitted.
Optionally, the signal detection circuit 914 detects induced electromotive force corresponding to the power on/off change of the motor coil 9121 when the power on/off change is generated based on the current change of the motor coil of the camera module in the first terminal; and the processor 910 is configured to analyze the induced electromotive force corresponding to the power on/off change according to a predetermined decoding manner, and acquire information to be transmitted for establishing a communication connection.
Optionally, the processor 910 is configured to send a communication connection establishment request to the first terminal according to the information to be transmitted, where the communication connection establishment request carries verification information; and if receiving an authorization notice which is sent by the first terminal when the verification information passes the verification and allows the connection establishment, establishing the communication connection with the first terminal.
Optionally, the information to be transmitted includes: media access control MAC addresses and keys.
The mobile terminal controls a motor coil of an image pickup head module in the first terminal to be powered on and off according to the acquired information to be transmitted for establishing communication connection so as to broadcast the information to be transmitted; through the information to be transmitted, the communication connection with the second terminal is established, the automatic transmission of the information to be output is realized, the manual selection or input operation is reduced, the operation process is simple, convenient and quick, the requirement for quickly establishing the communication connection is met, and the convenience of the connection between the intelligent terminals is improved.
It should be understood that, in the embodiment of the present invention, the radio frequency unit 901 may be used for receiving and sending signals during a message transmission and reception process or a call process, and specifically, after receiving downlink data from a base station, the downlink data is processed by the processor 910; in addition, the uplink data is transmitted to the base station. Generally, the radio frequency unit 901 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like. In addition, the radio frequency unit 901 can also communicate with a network and other devices through a wireless communication system.
The mobile terminal provides the user with wireless broadband internet access via the network module 902, such as helping the user send and receive e-mails, browse web pages, and access streaming media.
The audio output unit 903 may convert audio data received by the radio frequency unit 901 or the network module 902 or stored in the memory 909 into an audio signal and output as sound. Also, the audio output unit 903 may also provide audio output related to a specific function performed by the mobile terminal 900 (e.g., a call signal reception sound, a message reception sound, etc.). The audio output unit 903 includes a speaker, a buzzer, a receiver, and the like.
The input unit 904 is used to receive audio or video signals. The input Unit 904 may include a Graphics Processing Unit (GPU) 9041 and a microphone 9042, and the Graphics processor 9041 processes image data of a still picture or video obtained by an image capturing device (such as a camera) in a video capture mode or an image capture mode. The processed image frames may be displayed on the display unit 906. The image frames processed by the graphic processor 9041 may be stored in the memory 909 (or other storage medium) or transmitted via the radio frequency unit 901 or the network module 902. The microphone 9042 can receive sounds and can process such sounds into audio data. The processed audio data may be converted into a format output transmittable to a mobile communication base station via the radio frequency unit 901 in case of the phone call mode.
The mobile terminal 900 also includes at least one sensor 905, such as a light sensor, motion sensor, and other sensors. Specifically, the light sensor includes an ambient light sensor that can adjust the brightness of the display panel 9061 according to the brightness of ambient light, and a proximity sensor that can turn off the display panel 9061 and/or backlight when the mobile terminal 900 is moved to the ear. As one of the motion sensors, the accelerometer sensor can detect the magnitude of acceleration in each direction (generally three axes), detect the magnitude and direction of gravity when stationary, and can be used to identify the posture of the mobile terminal (such as horizontal and vertical screen switching, related games, magnetometer posture calibration), and vibration identification related functions (such as pedometer, tapping); the sensors 905 may also include a fingerprint sensor, a pressure sensor, an iris sensor, a molecular sensor, a gyroscope, a barometer, a hygrometer, a thermometer, an infrared sensor, etc., which are not described in detail herein.
The display unit 906 is used to display information input by the user or information provided to the user. The Display unit 906 may include a Display panel 9061, and the Display panel 9061 may be configured in the form of a Liquid Crystal Display (LCD), an Organic Light-Emitting Diode (OLED), or the like.
The user input unit 907 may be used to receive input numeric or character information and generate key signal inputs related to user settings and function control of the mobile terminal. Specifically, the user input unit 907 includes a touch panel 9071 and other input devices 9072. The touch panel 9071, also referred to as a touch screen, may collect touch operations by a user on or near the touch panel 9071 (e.g., operations by a user on or near the touch panel 9071 using a finger, a stylus, or any other suitable object or accessory). The touch panel 9071 may include two parts, a touch detection device and a touch controller. The touch detection device detects the touch direction of a user, detects a signal brought by touch operation and transmits the signal to the touch controller; the touch controller receives touch information from the touch sensing device, converts the touch information into touch point coordinates, sends the touch point coordinates to the processor 910, receives a command from the processor 910, and executes the command. In addition, the touch panel 9071 may be implemented by using various types such as a resistive type, a capacitive type, an infrared ray, and a surface acoustic wave. The user input unit 907 may include other input devices 9072 in addition to the touch panel 9071. Specifically, the other input devices 9072 may include, but are not limited to, a physical keyboard, function keys (such as a volume control key, a switch key, and the like), a track ball, a mouse, and a joystick, which are not described herein again.
Further, the touch panel 9071 may be overlaid on the display panel 9061, and when the touch panel 9071 detects a touch operation on or near the touch panel 9071, the touch panel is transmitted to the processor 910 to determine the type of the touch event, and then the processor 910 provides a corresponding visual output on the display panel 9061 according to the type of the touch event. Although in fig. 5, the touch panel 9071 and the display panel 9061 are two independent components to implement the input and output functions of the mobile terminal, in some embodiments, the touch panel 9071 and the display panel 9061 may be integrated to implement the input and output functions of the mobile terminal, which is not limited herein.
The interface unit 908 is an interface through which an external device is connected to the mobile terminal 900. For example, the external device may include a wired or wireless headset port, an external power supply (or battery charger) port, a wired or wireless data port, a memory card port, a port for connecting a device having an identification module, an audio input/output (I/O) port, a video I/O port, an earphone port, and the like. The interface unit 908 may be used to receive input from external devices (e.g., data information, power, etc.) and transmit the received input to one or more elements within the mobile terminal 900 or may be used to transmit data between the mobile terminal 900 and external devices.
The memory 909 may be used to store software programs as well as various data. The memory 909 may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required for at least one function (such as a sound playing function, an image playing function, etc.), and the like; the storage data area may store data (such as audio data, a phonebook, etc.) created according to the use of the cellular phone, and the like. Further, the memory 909 may include high-speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid-state storage device.
The processor 910 is a control center of the mobile terminal, connects various parts of the entire mobile terminal using various interfaces and lines, and performs various functions of the mobile terminal and processes data by running or executing software programs and/or modules stored in the memory 909 and calling data stored in the memory 909, thereby performing overall monitoring of the mobile terminal. Processor 910 may include one or more processing units; preferably, the processor 910 may integrate an application processor, which mainly handles operating systems, user interfaces, application programs, etc., and a modem processor, which mainly handles wireless communications. It is to be appreciated that the modem processor described above may not be integrated into processor 910.
The mobile terminal 900 may also include a power supply 911 (e.g., a battery) for powering the various components, and preferably, the power supply 911 is logically connected to the processor 910 through a power management system that provides power management functions to manage charging, discharging, and power consumption.
In addition, the mobile terminal 900 includes some functional modules that are not shown, and thus will not be described in detail herein.
Preferably, an embodiment of the present invention further provides a mobile terminal, which includes a processor 910, a memory 909, and a computer program stored in the memory 909 and capable of running on the processor 910, where the computer program, when executed by the processor 910, implements each process of the above two embodiments of the method for establishing a communication connection respectively, and can achieve the same technical effect, and in order to avoid repetition, details are not described here again.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal (such as a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present invention.
While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
While the preferred embodiments of the present invention have been described, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the following claims.
Claims (16)
1. A method for establishing communication connection is applied to a first terminal, and is characterized by comprising the following steps:
acquiring information to be transmitted for establishing communication connection;
controlling a motor coil inherent in an image pickup head module in the first terminal to be powered on or off according to the information to be transmitted so as to broadcast the information to be transmitted outwards;
establishing communication connection with a second terminal through the information to be transmitted;
the step of controlling the power on and off of the motor coil inherent in the camera module in the first terminal according to the information to be transmitted comprises the following steps:
converting the information to be transmitted into a driving voltage signal according to a preset coding mode;
and outputting the driving voltage signal to a motor coil of the camera module in the first terminal to switch on and off the motor coil.
2. The method according to claim 1, wherein the step of establishing a communication connection with the second terminal through the information to be transferred is preceded by the step of:
detecting whether a communication connection establishment request sent by a second terminal is received;
if the communication connection establishment request sent by the second terminal is not received, the step of controlling the power on and off of a motor coil of the camera module in the first terminal according to the information to be transmitted is returned to be executed;
and if a communication connection establishment request sent by the second terminal is received, executing the step of establishing the communication connection with the second terminal through the information to be transmitted.
3. The method according to claim 1, wherein the step of establishing a communication connection with the second terminal through the information to be transferred includes:
acquiring verification information sent by the second terminal according to the information to be transmitted;
and according to the verification information, sending an authorization notice allowing the communication connection to be established to the second terminal when the verification of the verification information is passed.
4. The method of claim 1, wherein the information to be communicated comprises: media access control MAC addresses and keys.
5. A method for establishing a communication connection is applied to a second terminal, and is characterized by comprising the following steps:
acquiring power on/off change information generated by a motor coil inherent in a camera module in a second terminal based on current change of the motor coil inherent in the camera module in the first terminal;
acquiring information to be transmitted for establishing communication connection based on the power-on and power-off change information;
establishing communication connection with the first terminal according to the information to be transmitted;
the step of obtaining the power-on/power-off change information generated by the intrinsic motor coil in the camera module in the second terminal based on the current change of the intrinsic motor coil in the camera module in the first terminal comprises:
acquiring a motor coil of a camera module in a second terminal, and generating induced electromotive force corresponding to the power on/off change when the power on/off change is generated based on the current change of the motor coil of the camera module in the first terminal;
the step of acquiring information to be transmitted for establishing communication connection based on the power-on/power-off change information includes:
and analyzing the induced electromotive force corresponding to the power on-off change according to a preset decoding mode to acquire the information to be transmitted for establishing communication connection.
6. The method according to claim 5, wherein the step of establishing a communication connection with the first terminal according to the information to be transferred comprises:
sending a communication connection establishment request to the first terminal according to the information to be transmitted, wherein the communication connection establishment request carries verification information;
and if receiving an authorization notice which is sent by the first terminal when the verification information passes the verification and allows the connection establishment, establishing the communication connection with the first terminal.
7. The method of claim 5, wherein the information to be transferred comprises: media access control MAC addresses and keys.
8. A first terminal, comprising:
the camera module comprises a first camera module and a second camera module, wherein the first camera module comprises a first motor coil which is inherent inside;
a motor drive circuit connected to the first motor coil;
the first processor is used for acquiring information to be transmitted for establishing communication connection; controlling the motor driving circuit to drive the first motor coil to be powered on and powered off according to the information to be transmitted so as to broadcast the information to be transmitted; establishing communication connection with a second terminal through the information to be transmitted;
the first processor is specifically configured to: converting the information to be transmitted into a driving voltage signal according to a preset coding mode; and controlling the motor driving circuit to output the driving voltage signal to a first motor coil so as to switch on and off the first motor coil.
9. The first terminal of claim 8,
the first processor is further configured to: detecting whether a communication connection establishment request sent by a second terminal is received; if a communication connection establishment request sent by a second terminal is not received, returning to execute the step of controlling the motor driving circuit to drive the first motor coil to be powered on and powered off according to the information to be transmitted so as to broadcast the information to be transmitted; and if a communication connection establishment request sent by the second terminal is received, executing the step of establishing the communication connection with the second terminal through the information to be transmitted.
10. The first terminal of claim 8, wherein the first processor is further configured to: acquiring verification information sent by the second terminal according to the information to be transmitted; and according to the verification information, sending an authorization notice allowing the communication connection to be established to the second terminal when the verification of the verification information is passed.
11. The first terminal of claim 8, wherein the information to be transferred comprises: media access control MAC addresses and keys.
12. A second terminal, comprising:
the second camera module comprises a second motor coil which is inherent inside;
the signal detection circuit is connected to two ends of the second motor coil and is used for detecting power on/off change information generated by the second motor coil based on the current change of the motor coil of the camera module in the first terminal;
the second processor is used for acquiring information to be transmitted for establishing communication connection based on the power on/off change information; establishing communication connection with the first terminal according to the information to be transmitted;
the signal detection circuit is used for detecting induced electromotive force corresponding to the power-on and power-off change when the second motor coil generates the power-on and power-off change based on the current change of the motor coil of the camera module in the first terminal;
and the second processor is specifically used for analyzing the induced electromotive force corresponding to the power-on and power-off change according to a preset decoding mode, and acquiring information to be transmitted for establishing communication connection.
13. The second terminal of claim 12,
the second processor is specifically configured to: sending a communication connection establishment request to the first terminal according to the information to be transmitted, wherein the communication connection establishment request carries verification information; and if receiving an authorization notice which is sent by the first terminal when the verification information passes the verification and allows the connection establishment, establishing the communication connection with the first terminal.
14. The second terminal of claim 12, wherein the information to be transferred comprises: media access control MAC addresses and keys.
15. A mobile terminal, characterized in that it comprises a processor, a memory and a computer program stored on the memory and executable on the processor, the computer program, when executed by the processor, implementing the steps of the method for establishing a communication connection according to any one of claims 1 to 4.
16. A mobile terminal, characterized in that it comprises a processor, a memory and a computer program stored on the memory and executable on the processor, the computer program, when executed by the processor, implementing the steps of the method for establishing a communication connection according to any one of claims 5 to 7.
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