CN104768084A - Talkback achieving method, device and system - Google Patents
Talkback achieving method, device and system Download PDFInfo
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Abstract
The invention relates to a talkback achieving method, device and system used for achieving the talkback function through mobile terminals on the premise of being independent of a mobile cellular network to ensure the reliable communication ability between users. The method includes the steps that when received, a first input voice signal is encoded into a first digital signal; the first digital signal is transmitted to a first wireless transceiver connected with a first terminal; the first digital signal is used for being converted into a first radio-frequency signal through the first wireless transceiver and transmitted to a second terminal. Due to the technical scheme, the mobile terminals can replace a talkback device to achieve the talkback function, cost is reduced, the trouble that multiple pieces of communication equipment occupy personal space is saved for the users, the talkback achieving method does not depend on the mobile cellular network, and therefore the users still can use the mobile terminals for achieving the talkback function in an environment without the mobile cellular network or with a poor network.
Description
Technical field
The disclosure relates to wireless network technologies field, particularly relates to the method, the Apparatus and system that realize intercommunication.
Background technology
Intercom, as a kind of bidirectional mobile communication instrument, when just realizing point-to-point call without any need for when network support, is applicable to relatively fix and the occasion of frequent call.Current intercom mainly contains three types: analog-interphone, digital handset, IP intercom.From its product form, the most important feature of intercom does not rely on the point-to-point call that external equipment can realize in number kilometer range.
At some special occasions, as in the activity such as outing, exploration, user needs to converse with companion continually, to guarantee the safety of all members or the correct of route.Because mobile phone has become current most popular verbal system, therefore, nearly all user can carry with mobile phone to ensure real-time communication, but the call of mobile phone depends on the base station of mobile cellular network, and in some comparatively remote places, such as field or mountain area, the construction of mobile cellular network base station is still not enough, there is the problem of signal " blind area ", causes mobile phone cannot proper communication.This realizes the call between other companions with regard to the equipment making user and need intercom such, but the usual function ratio of intercom is in the market more single, some high-end intercoms with additional function (as GPS location, digital map navigation, transfer of data etc.) are expensive, and most of user can not select to buy.In addition, user is carrying mobile phone and intercom two kinds of verbal systems simultaneously, also can take the carry-on space of user, bring burden to user.
Summary of the invention
The disclosure provides a kind of method, the Apparatus and system that realize intercommunication, for realizing intercommunication function by mobile terminal under the prerequisite not relying on mobile cellular network, thus ensures reliable delivery value between user.
According to the first aspect of disclosure embodiment, a kind of method realizing intercommunication is provided, for first terminal, comprises:
When receiving the first voice signal of typing, be the first digital signal by described first speech signal coding;
Described first digital signal is sent to the first wireless transceiver be connected with described first terminal; Described first digital signal is used for being converted to the first radiofrequency signal by described first wireless transceiver and being emitted to the second terminal.
In one embodiment, described in receive the first voice signal of typing before, described method also comprises:
LAN is set up with described second terminal.
In one embodiment, described and described second terminal sets up LAN, comprising:
When open wireless network, send MANET request to described second terminal;
When receive from described second terminal to the determination operation of described MANET request after, set up with described second terminal between LAN.
In one embodiment, described method also comprises:
The image data stored in described first terminal and/or lteral data are encoded to three digital signal, and described three digital signal is sent to described first wireless transceiver; Described three digital signal is used for being converted to the second radiofrequency signal by described first wireless transceiver and being emitted to the second terminal.
In one embodiment, described first wireless transceiver is connected on described first terminal by general-purpose serial bus USB interface, described first terminal is powered to described first wireless transceiver by described USB interface, and described first terminal transmits described first digital signal or described three digital signal by described USB interface to described first wireless transceiver.
The technical scheme that embodiment of the present disclosure provides can comprise following beneficial effect:
Mobile terminal and wireless transceiver combine by this technical scheme, make terminal can be carried out processing and being transmitted to other-end by the voice signal of user's typing by wireless transceiver, thus make user without the need to carrying multiple stage communication equipment, only using mobile terminal that intercom just can be replaced to realize intercommunication function, not only reduce costs, and exempt the puzzlement that multiple stage communication equipment takies carry-on space for user.In addition, use mobile terminal realize intercommunication function and do not rely on mobile cellular network, making user not having mobile terminal still can be used to realize intercommunication function in mobile cellular network or the poor environment of network, improve the Experience Degree of user.
According to the second aspect of disclosure embodiment, a kind of method realizing intercommunication is provided, for the second terminal, comprises:
The second digital signal is received from the second wireless transceiver be connected with described second terminal; Described second digital signal is that described second wireless transceiver is converted to the first radiofrequency signal from first terminal received; Decoding process is carried out to described second digital signal, obtains the second voice signal;
Play described second voice signal.
In one embodiment, before described the second wireless transceiver from being connected with described second terminal receives the second digital signal, described method also comprises:
LAN is set up with described first terminal.
In one embodiment, described and described first terminal sets up LAN, comprising:
Receive the MANET request that described first terminal sends;
After recognizing the confirmation operation to described MANET request, described confirmation operation is sent to described first terminal;
Set up the LAN between described first terminal.
In one embodiment, described method also comprises:
The 4th digital signal is received from the second wireless transceiver be connected with described second terminal; Described 4th digital signal is that described second wireless transceiver is converted to the second radiofrequency signal from first terminal received; Decoding process is carried out to described 4th digital signal, obtains image data and/or lteral data;
Show described image data and/or lteral data.
In one embodiment, described second wireless transceiver is connected in described second terminal by general-purpose serial bus USB interface, described second terminal is powered to described second wireless transceiver by described USB interface, and described second terminal transmits described second digital signal or described 4th digital signal by described USB interface to described second wireless transceiver.
The technical scheme that embodiment of the present disclosure provides can comprise following beneficial effect:
Mobile terminal and wireless transceiver combine by this technical scheme, make terminal can be received the radiofrequency signal of other-end transmitting by wireless transceiver, and then radiofrequency signal process is converted into voice signal broadcasts, make user without the need to carrying multiple stage communication equipment, only using mobile terminal that intercom just can be replaced to realize intercommunication function, not only reduce costs, and exempt the puzzlement that multiple stage communication equipment takies carry-on space for user.In addition, use mobile terminal realize intercommunication function and do not rely on mobile cellular network, making user not having mobile terminal still can be used to realize intercommunication function in mobile cellular network or the poor environment of network, improve the Experience Degree of user.
According to the third aspect of disclosure embodiment, provide a kind of device realizing intercommunication, for first terminal, described device comprises:
Described first speech signal coding, for when receiving the first voice signal of typing, is the first digital signal by coding module;
First delivery module, for being sent to the first wireless transceiver be connected with described first terminal by described first digital signal; Described first digital signal is used for being converted to the first radiofrequency signal by described first wireless transceiver and being emitted to the second terminal.
In one embodiment, described device also comprises:
First sets up module, for receive typing the first voice signal before, set up LAN with described second terminal.
In one embodiment, described first set up module and comprise:
First sends submodule, for when open wireless network, to described second terminal transmission MANET request;
First sets up submodule, for when receive from described second terminal to the determination operation of described MANET request after, set up with described second terminal between LAN.
In one embodiment, described device also comprises:
Second delivery module, for the image data stored in described first terminal and/or lteral data are encoded to three digital signal, and is sent to described first wireless transceiver by described three digital signal; Described three digital signal is used for being converted to the second radiofrequency signal by described first wireless transceiver and being emitted to the second terminal.
The technical scheme that embodiment of the present disclosure provides can comprise following beneficial effect:
Mobile terminal and wireless transceiver combine by this device, make terminal can be carried out processing and being transmitted to other-end by the voice signal of user's typing by wireless transceiver, thus make user without the need to carrying multiple stage communication equipment, only using mobile terminal that intercom just can be replaced to realize intercommunication function, not only reduce costs, and exempt the puzzlement that multiple stage communication equipment takies carry-on space for user.In addition, use mobile terminal realize intercommunication function and do not rely on mobile cellular network, making user not having mobile terminal still can be used to realize intercommunication function in mobile cellular network or the poor environment of network, improve the Experience Degree of user.
According to the fourth aspect of disclosure embodiment, provide a kind of device realizing intercommunication, for the second terminal, described device comprises:
First receiver module, for receiving the second digital signal from the second wireless transceiver be connected with described second terminal; Described second digital signal is that described second wireless transceiver is converted to the first radiofrequency signal from first terminal received; First decoder module, for carrying out decoding process to described second digital signal, obtains the second voice signal;
Playing module, for playing described second voice signal.
In one embodiment, described device also comprises:
Second sets up module, before receiving the second digital signal from the second wireless transceiver be connected with described second terminal, sets up LAN with described first terminal.
In one embodiment, described second set up module and comprise:
Receive submodule, for receiving the MANET request that described first terminal sends;
Second sends submodule, for after recognizing the confirmation operation to described MANET request, described confirmation operation is sent to described first terminal;
Second sets up submodule, for setting up the LAN between described first terminal.
In one embodiment, described device also comprises:
Second receiver module, for receiving the 4th digital signal from the second wireless transceiver be connected with described second terminal; Described 4th digital signal is that described second wireless transceiver is converted to the second radiofrequency signal from first terminal received; Second decoder module, for carrying out decoding process to described 4th digital signal, obtains image data and/or lteral data;
Display module, for showing described image data and/or lteral data.
Mobile terminal and wireless transceiver combine by this device, make terminal can be received the radiofrequency signal of other-end transmitting by wireless transceiver, and then radiofrequency signal process is converted into voice signal broadcasts, make user without the need to carrying multiple stage communication equipment, only using mobile terminal that intercom just can be replaced to realize intercommunication function, not only reduce costs, and exempt the puzzlement that multiple stage communication equipment takies carry-on space for user.In addition, use mobile terminal realize intercommunication function and do not rely on mobile cellular network, making user not having mobile terminal still can be used to realize intercommunication function in mobile cellular network or the poor environment of network, improve the Experience Degree of user.
According to the 5th aspect of disclosure embodiment, provide a kind of device realizing intercommunication, described device comprises:
Processor;
For the memory of storage of processor executable instruction;
Wherein, described processor is configured to:
When receiving the first voice signal of typing, be the first digital signal by described first speech signal coding;
Described first digital signal is sent to the first wireless transceiver be connected with described first terminal; Described first digital signal is used for being converted to the first radiofrequency signal by described first wireless transceiver and being emitted to the second terminal.
According to the 6th aspect of disclosure embodiment, a kind of device realizing intercommunication is provided, comprises:
Processor;
For the memory of storage of processor executable instruction;
Wherein, described processor is configured to:
The second digital signal is received from the second wireless transceiver be connected with described second terminal; Described second digital signal is that described second wireless transceiver is converted to the first radiofrequency signal from first terminal received; Described second digital signal is carried out decoding process, obtain the second voice signal;
Play described second voice signal.
According to the 7th aspect of disclosure embodiment, a kind of system realizing intercommunication is provided, comprises:
Described first speech signal coding, for when receiving the first voice signal of typing, is the first digital signal by first terminal; Described first digital signal is sent to the first wireless transceiver be connected with described first terminal; Described first digital signal is used for being converted to the first radiofrequency signal by described first wireless transceiver and being emitted to the second terminal;
First wireless transceiver, is connected with described first terminal, for receiving the first digital signal from described first terminal; Described first digital signal is converted to described first radiofrequency signal and is emitted to the second terminal;
Second terminal, for receiving the second digital signal from the second wireless transceiver be connected with described second terminal; Described second digital signal is that described second wireless transceiver is converted to the first radiofrequency signal from first terminal received; Decoding process is carried out to described second digital signal, obtains the second voice signal; Play described second voice signal;
Second wireless transceiver, is connected with described second terminal, for receiving the first radiofrequency signal that described first terminal is launched; Described first radiofrequency signal is converted into described second digital signal, and described second digital signal is sent to described second terminal.
Should be understood that, it is only exemplary and explanatory that above general description and details hereinafter describe, and can not limit the disclosure.
Accompanying drawing explanation
Accompanying drawing to be herein merged in specification and to form the part of this specification, shows and meets embodiment of the present disclosure, and is used from specification one and explains principle of the present disclosure.
Fig. 1 is a kind of flow chart realizing the method for intercommunication according to an exemplary embodiment.
Fig. 2 is the flow chart that another kind according to an exemplary embodiment realizes the method for intercommunication.
Fig. 3 is a kind of flow chart realizing the method for intercommunication according to an exemplary embodiment one.
Fig. 4 is a kind of flow chart realizing the method for intercommunication according to an exemplary embodiment two.
Fig. 5 is a kind of block diagram realizing the device of intercommunication according to an exemplary embodiment.
Fig. 6 is a kind of block diagram realizing the device of intercommunication according to an exemplary embodiment.
Fig. 7 is the block diagram that a kind of according to an exemplary embodiment to realize in the device of intercommunication that first sets up module 53.
Fig. 8 is a kind of block diagram realizing the device of intercommunication according to an exemplary embodiment.
Fig. 9 is the block diagram that another kind according to an exemplary embodiment realizes the device of intercommunication.
Figure 10 is the block diagram that another according to an exemplary embodiment realizes the device of intercommunication.
Figure 11 is the block diagram that another according to an exemplary embodiment to realize in the device of intercommunication that second sets up module 94.
Figure 12 is the block diagram that another according to an exemplary embodiment realizes the device of intercommunication.
Figure 13 is a kind of block diagram realizing the system of intercommunication according to an exemplary embodiment.
Figure 14 is the block diagram of a kind of device for realizing intercommunication according to an exemplary embodiment.
Figure 15 is that another kind according to an exemplary embodiment is for realizing the block diagram of the device of intercommunication.
Embodiment
Here will be described exemplary embodiment in detail, its sample table shows in the accompanying drawings.When description below relates to accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawing represents same or analogous key element.Execution mode described in following exemplary embodiment does not represent all execution modes consistent with the disclosure.On the contrary, they only with as in appended claims describe in detail, the example of apparatus and method that aspects more of the present disclosure are consistent.
Fig. 1 is a kind of flow chart realizing the method for intercommunication according to an exemplary embodiment, and as shown in Figure 1, this method realizing intercommunication, in first terminal, comprises the following steps S11-S12:
In step s 11, when receiving the first voice signal of typing, be the first digital signal by the first speech signal coding.
In step s 12, the first digital signal is sent to the first wireless transceiver be connected with first terminal.Wherein, the first digital signal is used for being converted to the first radiofrequency signal by the first wireless receiver and being emitted to the second terminal.
Alternatively, first wireless transceiver is by USB (Universal Serial Bus, USB) be connected on first terminal outside interface, first terminal is powered to the first wireless transceiver by USB interface, and first terminal transmits the first digital signal by USB interface to the first wireless transceiver.The power of the first wireless transceiver is less, is usually no more than 50 milliwatts, and its range of signal can reach 10 kilometers farthest, and therefore terminal is by external wireless transceiver, can realize the point-to-point call in number kilometer range.Microcontroller and radio-frequency module and antenna are installed in the first wireless transceiver inside, microcontroller is in order to realize the signal conversion between usb data interface to radio-frequency module, microcontroller can adopt 8 common chips, as the Atmega328 etc. of high-performance, low-power consumption.Radio-frequency module and antenna are in order to emitting radio frequency signal.
Adopt the technical scheme that disclosure embodiment provides, mobile terminal and wireless transceiver are combined, make terminal can be carried out processing and being transmitted to other-end by the voice signal of user's typing by wireless transceiver, thus make user without the need to carrying multiple stage communication equipment, only using mobile terminal that intercom just can be replaced to realize intercommunication function, not only reduce costs, and exempt the puzzlement that multiple stage communication equipment takies carry-on space for user.In addition, use mobile terminal realize intercommunication function and do not rely on mobile cellular network, making user not having mobile terminal still can be used to realize intercommunication function in mobile cellular network or the poor environment of network, improve the Experience Degree of user.
In one embodiment, before step S11, said method is further comprising the steps of: set up LAN with the second terminal.This step may be embodied as following steps A1-A2: in steps A 1, when open wireless network, sends MANET request to the second terminal; In steps A 2, when receive from the second terminal to the determination operation of MANET request after, set up with the second terminal between LAN.
In one embodiment, set up between the first terminal of LAN and the second terminal, image data or lteral data can also be transmitted, or the combination of image data and lteral data.Therefore, when first terminal passes through the first wireless transceiver to the second terminal transmission image data or lteral data, the further comprising the steps of B1 of said method: in step bl is determined., the image data stored in first terminal or lteral data are encoded to three digital signal, and three digital signal is sent to the first wireless transceiver; Three digital signal is used for being converted to the second radiofrequency signal by the first wireless transceiver and being emitted to the second terminal.Alternatively, first terminal transmits three digital signal by USB interface to the first wireless transceiver.
Fig. 2 is a kind of flow chart realizing the method for intercommunication according to an exemplary embodiment, and as shown in Figure 2, this method realizing intercommunication, in the second terminal, comprises the following steps S21-S23:
In the step s 21, the second digital signal is received from the second wireless transceiver be connected with the second terminal; This second digital signal is that the second wireless transceiver is converted to the first radiofrequency signal from first terminal received.
Alternatively, the second wireless transceiver is by being connected in the second terminal outside USB interface, the second terminal is powered to the second wireless transceiver by USB interface, and sends the second digital signal by USB interface to the second wireless transceiver.The power of the second wireless transceiver is less, is usually no more than 50 milliwatts, and its range of signal can reach 10 kilometers farthest, and therefore terminal is by external wireless transceiver, can realize the point-to-point call in number kilometer range.Microcontroller and radio-frequency module and antenna are installed in the second wireless transceiver inside, microcontroller is in order to realize the signal conversion between usb data interface to radio-frequency module, microcontroller can adopt 8 common chips, as the Atmega328 etc. of high-performance, low-power consumption.Radio-frequency module and antenna are in order to emitting radio frequency signal.
In step S22, decoding process is carried out to the second digital signal, obtains the second voice signal.
In step S23, play the second voice signal.
Adopt the technical scheme that disclosure embodiment provides, mobile terminal and wireless transceiver are combined, make terminal can be received the radiofrequency signal of other-end transmitting by wireless transceiver, and then radiofrequency signal process is converted into voice signal broadcasts, make user without the need to carrying multiple stage communication equipment, only using mobile terminal that intercom just can be replaced to realize intercommunication function, not only reduce costs, and exempt the puzzlement that multiple stage communication equipment takies carry-on space for user.In addition, use mobile terminal realize intercommunication function and do not rely on mobile cellular network, making user not having mobile terminal still can be used to realize intercommunication function in mobile cellular network or the poor environment of network, improve the Experience Degree of user.
In one embodiment, before step S21, said method is further comprising the steps of: set up LAN with first terminal.This step may be embodied as following steps C1-C3: in step C1, receives the MANET request that first terminal sends; In step C2, after recognizing the confirmation operation to MANET request, confirmation operation is sent to first terminal; In step C3, set up the LAN between first terminal.
In one embodiment, set up between the first terminal of LAN and the second terminal, image data or lteral data can also be transmitted, or the combination of image data and lteral data.Therefore, when the second terminal receives the next image data of first terminal transmitting or lteral data by the second wireless transceiver, the further comprising the steps of D1-D3 of said method: in step D1, receives the 4th digital signal from the second wireless transceiver be connected with the second terminal; 4th digital signal is that the second wireless transceiver is converted to the second radiofrequency signal from first terminal received; In step d 2, decoding process is carried out to the 4th digital signal, obtains image data or lteral data; In step D3, show described image data or lteral data.
Below by specific embodiment, a kind of method realizing intercommunication that the disclosure provides is described.
Embodiment one
In this embodiment, realize intercommunication function between first terminal and the second terminal by wireless transceiver, the first wireless transceiver is by being connected on first terminal outside USB interface, the second wireless transceiver is by being connected on outside USB interface in the second terminal.First terminal and the second terminal can be convenient to the mobile phone that user carries.As shown in Figure 3, S301-S311 is comprised the following steps:
In step S301, first terminal, when open wireless network, sends MANET request to the second terminal.
In step s 302, the second terminal recognition user operates the confirmation of MANET request, and confirmation operation is sent to first terminal.
In step S303, first terminal receives the confirmation operation, and sets up LAN between the second terminal.
In step s 304, when first terminal receives the first voice signal of typing, be the first digital signal by the first speech signal coding.
In step S305, the first digital signal is sent to the first wireless transceiver by first terminal.
In step S306, the first digital signal is converted to radiofrequency signal by the first wireless transceiver.
In step S307, the first wireless transceiver is by emission of radio frequency signals to the second terminal.
In step S308, the radiofrequency signal received is converted into the second digital signal by the second wireless transceiver.
In step S309, the second wireless transceiver sends the second digital signal to second terminal by USB interface.
In step S310, the second digital signal is carried out decoding process by the second terminal, obtains the second voice signal.
In step S311, the second terminal plays second voice signal.
The technical scheme that this embodiment provides, mobile terminal and wireless transceiver are combined, make user without the need to carrying multiple stage communication equipment, only using mobile terminal that intercom just can be replaced to realize intercommunication function, not only reduce costs, and exempt the puzzlement that multiple stage communication equipment takies carry-on space for user.In addition, use mobile terminal realize intercommunication function and do not rely on mobile cellular network, making user not having mobile terminal still can be used to realize intercommunication function in mobile cellular network or the poor environment of network, improve the Experience Degree of user.
Embodiment two
In this embodiment, realized the transmission of image data between first terminal and the second terminal by wireless transceiver, the first wireless transceiver is by being connected on first terminal outside USB interface, the second wireless transceiver is by being connected on outside USB interface in the second terminal.First terminal and the second terminal can be convenient to the mobile phone that user carries.As shown in Figure 4, S401-S411 is comprised the following steps:
In step S401, first terminal, when open wireless network, sends MANET request to the second terminal.
In step S402, the second terminal recognition user operates the confirmation of MANET request, and confirmation operation is sent to first terminal.
In step S403, first terminal receives the confirmation operation, and sets up LAN between the second terminal.
In step s 404, the image data stored in the machine is encoded to the first digital signal by first terminal.
In step S405, the first digital signal is sent to the first wireless transceiver by first terminal.
In step S406, the first digital signal is converted to radiofrequency signal by the first wireless transceiver.
In step S 407, the first wireless transceiver is by emission of radio frequency signals to the second terminal.
In step S408, the radiofrequency signal received is converted into the second digital signal by the second wireless transceiver.
In step S409, the second wireless transceiver sends the second digital signal to second terminal by USB interface.
In step S410, the second digital signal is carried out decoding process by the second terminal, obtains image data.
In step S411, the second terminal demonstration image data.
The technical scheme that this embodiment provides, mobile terminal and wireless transceiver are combined the transmission carrying out image data, do not rely on mobile cellular network due to this technical scheme, therefore make user not have mobile terminal still can be used to realize the transmission of image data in mobile cellular network or the poor environment of network, thus improve the Experience Degree of user.
Fig. 5 is a kind of block diagram realizing the device of intercommunication according to an exemplary embodiment.With reference to Fig. 5, this device is used for first terminal, comprises coding module 51 and the first delivery module 52; Wherein:
Coding module 51 is configured to when receiving the first voice signal of typing, is the first digital signal by the first speech signal coding.
First delivery module 52 is configured to the first digital signal is sent to the first wireless transceiver be connected with first terminal; First digital signal is used for being converted to the first radiofrequency signal by the first wireless transceiver and being emitted to the second terminal.
In one embodiment, as shown in Figure 6, said apparatus also comprises first and sets up module 53, and this first sets up before module 53 is configured to receive the first voice signal of typing, sets up LAN with the second terminal.
In one embodiment, as shown in Figure 7, first set up module 53 and comprise the first transmission submodule 531 and first and set up submodule 532; Wherein:
First sends submodule 531 is configured to when open wireless network, sends MANET request to the second terminal.
First set up submodule 532 be configured to when receive from the second terminal to the determination operation of MANET request after, set up with the second terminal between LAN.
In one embodiment, as shown in Figure 8, said apparatus also comprises the second delivery module 54, and this second delivery module 54 is configured to the image data stored in first terminal and/or lteral data to be encoded to three digital signal, and three digital signal is sent to the first wireless transceiver; Three digital signal is used for being converted to the second radiofrequency signal by the first wireless transceiver and being emitted to the second terminal.
Adopt the device that disclosure embodiment provides, mobile terminal and wireless transceiver are combined, make terminal can be carried out processing and being transmitted to other-end by the voice signal of user's typing by wireless transceiver, thus make user without the need to carrying multiple stage communication equipment, only using mobile terminal that intercom just can be replaced to realize intercommunication function, not only reduce costs, and exempt the puzzlement that multiple stage communication equipment takies carry-on space for user.In addition, use mobile terminal realize intercommunication function and do not rely on mobile cellular network, making user not having mobile terminal still can be used to realize intercommunication function in mobile cellular network or the poor environment of network, improve the Experience Degree of user.
Fig. 9 is a kind of block diagram realizing the device of intercommunication according to an exemplary embodiment.With reference to Fig. 9, this device is used for the second terminal, comprises the first receiver module 91, first decoder module 92 and playing module 93; Wherein:
The second wireless transceiver that first receiver module 91 is configured to from being connected with the second terminal receives the second digital signal; Second digital signal is that the second wireless transceiver is converted to the first radiofrequency signal from first terminal received.
First decoder module 92 is configured to carry out decoding process to the second digital signal, obtains the second voice signal.
Playing module 93 is configured to broadcasting second voice signal.
In one embodiment, as shown in Figure 10, said apparatus also comprises second and sets up module 94, and this second sets up before module 94 is configured to receive the second digital signal from the second wireless transceiver be connected with described second terminal, sets up LAN with first terminal.
In one embodiment, as shown in figure 11, second set up module 94 comprise receive submodule 941, second send submodule 942 and second set up submodule 943; Wherein:
Receive the MANET request that submodule 941 is configured to receive first terminal transmission.
Second sends submodule 942 is configured to, after recognizing the confirmation operation to MANET request, confirmation operation be sent to described first terminal.
Second sets up submodule 943 is configured to set up the LAN between first terminal.
In one embodiment, as shown in figure 12, said apparatus also comprises the second receiver module 95, second decoder module 96 and display module 97; Wherein:
Second receiver module 95 is configured to receive the 4th digital signal from the second wireless transceiver be connected with the second terminal; 4th digital signal is that the second wireless transceiver is converted to the second radiofrequency signal from first terminal received.
Second decoder module 96 is configured to carry out decoding process to the 4th digital signal, obtains image data and/or lteral data.
Display module 97 is configured to Show Picture data and/or lteral data.
Mobile terminal and wireless transceiver combine by this device, make terminal can be received the radiofrequency signal of other-end transmitting by wireless transceiver, and then radiofrequency signal process is converted into voice signal broadcasts, make user without the need to carrying multiple stage communication equipment, only using mobile terminal that intercom just can be replaced to realize intercommunication function, not only reduce costs, and exempt the puzzlement that multiple stage communication equipment takies carry-on space for user.In addition, use mobile terminal realize intercommunication function and do not rely on mobile cellular network, making user not having mobile terminal still can be used to realize intercommunication function in mobile cellular network or the poor environment of network, improve the Experience Degree of user.
In the exemplary embodiment, disclosure embodiment also provides a kind of device realizing intercommunication, comprising:
Processor;
For the memory of storage of processor executable instruction;
Wherein, described processor is configured to:
When receiving the first voice signal of typing, be the first digital signal by described first speech signal coding;
Described first digital signal is sent to the first wireless transceiver be connected with described first terminal; Described first digital signal is used for being converted to the first radiofrequency signal by described first wireless transceiver and being emitted to the second terminal.
In the exemplary embodiment, disclosure embodiment also provides a kind of device realizing intercommunication, comprising:
Processor;
For the memory of storage of processor executable instruction;
Wherein, described processor is configured to:
The second digital signal is received from the second wireless transceiver be connected with described second terminal; Described second digital signal is that described second wireless transceiver is converted to the radiofrequency signal from first terminal received; Decoding process is carried out to described second digital signal, obtains the second voice signal;
Play described second voice signal.
In the exemplary embodiment, disclosure embodiment also provides a kind of system realizing intercommunication, and as shown in figure 13, this system 130 comprises first terminal 131, the first wireless transceiver 132, second terminal 133 and the second wireless transceiver 134; Wherein:
First terminal 131 is configured to when receiving the first voice signal of typing, is the first digital signal by the first speech signal coding; First digital signal is sent to the first wireless transceiver 132 be connected with first terminal 131; First digital signal is used for being converted to the first radiofrequency signal by the first wireless transceiver 132 and being emitted to the second terminal 133.
First wireless transceiver 132 is connected with first terminal 131, and it is configured to receive the first digital signal from first terminal 131; First digital signal is converted to the first radiofrequency signal and is emitted to the second terminal 133.
The second wireless transceiver 134 that second terminal 133 is configured to from being connected with the second terminal 133 receives the second digital signal; Second digital signal is that the second wireless transceiver 134 is converted to the first radiofrequency signal from first terminal 131 received; Decoding process is carried out to the second digital signal, obtains the second voice signal; Play the second voice signal.
Second wireless transceiver 134 is connected with the second terminal 133, is configured to the first radiofrequency signal receiving first terminal 131 transmitting; First radiofrequency signal is converted into the second digital signal; Second digital signal is sent to the second terminal 133.
About the device in above-described embodiment, wherein the concrete mode of modules executable operations has been described in detail in about the embodiment of the method, will not elaborate explanation herein.
Figure 14 is the block diagram of a kind of device 1400 for realizing intercommunication according to an exemplary embodiment.Such as, device 1400 can be mobile phone, computer, digital broadcast terminal, messaging devices, game console, flat-panel devices, Medical Devices, body-building equipment, personal digital assistant etc.
With reference to Figure 14, device 1400 can comprise following one or more assembly: processing components 1402, memory 1404, power supply module 1406, multimedia groupware 1408, audio-frequency assembly 1410, the interface 1412 of I/O (I/O), sensor cluster 1414, and communications component 1416.
The integrated operation of the usual control device 1400 of processing components 1402, such as with display, call, data communication, camera operation and record operate the operation be associated.Treatment element 1402 can comprise one or more processor 1420 to perform instruction, to complete all or part of step of above-mentioned method.In addition, processing components 1402 can comprise one or more module, and what be convenient between processing components 1402 and other assemblies is mutual.Such as, processing unit 1402 can comprise multi-media module, mutual with what facilitate between multimedia groupware 1408 and processing components 1402.
Memory 1404 is configured to store various types of data to be supported in the operation of equipment 1400.The example of these data comprises for any application program of operation on device 1400 or the instruction of method, contact data, telephone book data, message, picture, video etc.Memory 1404 can be realized by the volatibility of any type or non-volatile memory device or their combination, as static RAM (SRAM), Electrically Erasable Read Only Memory (EEPROM), Erasable Programmable Read Only Memory EPROM (EPROM), programmable read only memory (PROM), read-only memory (ROM), magnetic memory, flash memory, disk or CD.
The various assemblies that electric power assembly 1406 is device 1400 provide electric power.Electric power assembly 1406 can comprise power-supply management system, one or more power supply, and other and the assembly generating, manage and distribute electric power for device 1400 and be associated.
Multimedia groupware 1408 is included in the screen providing an output interface between described device 1400 and user.In certain embodiments, screen can comprise liquid crystal display (LCD) and touch panel (TP).If screen comprises touch panel, screen may be implemented as touch-screen, to receive the input signal from user.Touch panel comprises one or more touch sensor with the gesture on sensing touch, slip and touch panel.Described touch sensor can the border of not only sensing touch or sliding action, but also detects the duration relevant to described touch or slide and pressure.In certain embodiments, multimedia groupware 1408 comprises a front-facing camera and/or post-positioned pick-up head.When equipment 1400 is in operator scheme, during as screening-mode or video mode, front-facing camera and/or post-positioned pick-up head can receive outside multi-medium data.Each front-facing camera and post-positioned pick-up head can be fixing optical lens systems or have focal length and optical zoom ability.
Audio-frequency assembly 1410 is configured to export and/or input audio signal.Such as, audio-frequency assembly 1410 comprises a microphone (MIC), and when device 1400 is in operator scheme, during as call model, logging mode and speech recognition mode, microphone is configured to receive external audio signal.The audio signal received can be stored in memory 1404 further or be sent via communications component 1416.In certain embodiments, audio-frequency assembly 1410 also comprises a loud speaker, for output audio signal.
I/O interface 1412 is for providing interface between processing components 1402 and peripheral interface module, and above-mentioned peripheral interface module can be keyboard, some striking wheel, button etc.These buttons can include but not limited to: home button, volume button, start button and locking press button.
Sensor cluster 1414 comprises one or more transducer, for providing the state estimation of various aspects for device 1400.Such as, sensor cluster 1414 can detect the opening/closing state of equipment 1400, the relative positioning of assembly, such as described assembly is display and the keypad of device 1400, the position of all right checkout gear 1400 of sensor cluster 1414 or device 1400 assemblies changes, the presence or absence that user contacts with device 1400, the variations in temperature of device 1400 orientation or acceleration/deceleration and device 1400.Sensor cluster 1414 can comprise proximity transducer, be configured to without any physical contact time detect near the existence of object.Sensor cluster 1414 can also comprise optical sensor, as CMOS or ccd image sensor, for using in imaging applications.In certain embodiments, this sensor cluster 1414 can also comprise acceleration transducer, gyro sensor, Magnetic Sensor, pressure sensor or temperature sensor.
Communications component 1416 is configured to the communication being convenient to wired or wireless mode between device 1400 and other equipment.Device 1400 can access the wireless network based on communication standard, as WiFi, 2G or 3G, or their combination.In one exemplary embodiment, communication component 1416 receives from the broadcast singal of external broadcasting management system or broadcast related information via broadcast channel.In one exemplary embodiment, described communication component 1416 also comprises near-field communication (NFC) module, to promote junction service.Such as, can based on radio-frequency (RF) identification (RFID) technology in NFC module, Infrared Data Association (IrDA) technology, ultra broadband (UWB) technology, bluetooth (BT) technology and other technologies realize.
In the exemplary embodiment, device 1400 can be realized, for performing said method by one or more application specific integrated circuit (ASIC), digital signal processor (DSP), digital signal processing appts (DSPD), programmable logic device (PLD), field programmable gate array (FPGA), controller, microcontroller, microprocessor or other electronic components.
In the exemplary embodiment, additionally provide a kind of non-transitory computer-readable recording medium comprising instruction, such as, comprise the memory 1404 of instruction, above-mentioned instruction can perform said method by the processor 1420 of device 1400.Such as, described non-transitory computer-readable recording medium can be ROM, random access memory (RAM), CD-ROM, tape, floppy disk and optical data storage devices etc.
A kind of non-transitory computer-readable recording medium, when the instruction in described storage medium is performed by the processor of mobile terminal, make mobile terminal can perform a kind of method realizing intercommunication, described method comprises:
When receiving the first voice signal of typing, be the first digital signal by described first speech signal coding;
Described first digital signal is sent to the first wireless transceiver be connected with described first terminal; Described first digital signal is used for being converted to the first radiofrequency signal by described first wireless transceiver and being emitted to the second terminal.
Described receive the first voice signal of typing before, described method also comprises:
LAN is set up with described second terminal.
Described and described second terminal sets up LAN, comprising:
When open wireless network, send MANET request to described second terminal;
When receive from described second terminal to the determination operation of described MANET request after, set up with described second terminal between LAN.
Described method also comprises:
The image data stored in described first terminal and/or lteral data are encoded to three digital signal, and described three digital signal is sent to described first wireless transceiver; Described three digital signal is used for being converted to the second radiofrequency signal by described first wireless transceiver and being emitted to the second terminal.
Described first wireless transceiver is connected on described first terminal by general-purpose serial bus USB interface, described first terminal is powered to described first wireless transceiver by described USB interface, and described first terminal transmits described first digital signal or described three digital signal by described USB interface to described first wireless transceiver.
Figure 15 is the block diagram of a kind of device 1500 for realizing intercommunication according to an exemplary embodiment.Such as, device 1500 can be mobile phone, computer, digital broadcast terminal, messaging devices, game console, flat-panel devices, Medical Devices, body-building equipment, personal digital assistant etc.
With reference to Figure 15, device 1500 can comprise following one or more assembly: processing components 1502, memory 1504, power supply module 1506, multimedia groupware 1508, audio-frequency assembly 1510, the interface 1512 of I/O (I/O), sensor cluster 1514, and communications component 1516.
The integrated operation of the usual control device 1500 of processing components 1502, such as with display, call, data communication, camera operation and record operate the operation be associated.Treatment element 1502 can comprise one or more processor 1520 to perform instruction, to complete all or part of step of above-mentioned method.In addition, processing components 1502 can comprise one or more module, and what be convenient between processing components 1502 and other assemblies is mutual.Such as, processing unit 1502 can comprise multi-media module, mutual with what facilitate between multimedia groupware 1508 and processing components 1502.
Memory 1504 is configured to store various types of data to be supported in the operation of equipment 1500.The example of these data comprises for any application program of operation on device 1500 or the instruction of method, contact data, telephone book data, message, picture, video etc.Memory 1504 can be realized by the volatibility of any type or non-volatile memory device or their combination, as static RAM (SRAM), Electrically Erasable Read Only Memory (EEPROM), Erasable Programmable Read Only Memory EPROM (EPROM), programmable read only memory (PROM), read-only memory (ROM), magnetic memory, flash memory, disk or CD.
The various assemblies that electric power assembly 1506 is device 1500 provide electric power.Electric power assembly 1506 can comprise power-supply management system, one or more power supply, and other and the assembly generating, manage and distribute electric power for device 1500 and be associated.
Multimedia groupware 1508 is included in the screen providing an output interface between described device 1500 and user.In certain embodiments, screen can comprise liquid crystal display (LCD) and touch panel (TP).If screen comprises touch panel, screen may be implemented as touch-screen, to receive the input signal from user.Touch panel comprises one or more touch sensor with the gesture on sensing touch, slip and touch panel.Described touch sensor can the border of not only sensing touch or sliding action, but also detects the duration relevant to described touch or slide and pressure.In certain embodiments, multimedia groupware 1508 comprises a front-facing camera and/or post-positioned pick-up head.When equipment 1500 is in operator scheme, during as screening-mode or video mode, front-facing camera and/or post-positioned pick-up head can receive outside multi-medium data.Each front-facing camera and post-positioned pick-up head can be fixing optical lens systems or have focal length and optical zoom ability.
Audio-frequency assembly 1510 is configured to export and/or input audio signal.Such as, audio-frequency assembly 1510 comprises a microphone (MIC), and when device 1500 is in operator scheme, during as call model, logging mode and speech recognition mode, microphone is configured to receive external audio signal.The audio signal received can be stored in memory 1504 further or be sent via communications component 1516.In certain embodiments, audio-frequency assembly 1510 also comprises a loud speaker, for output audio signal.
I/O interface 1512 is for providing interface between processing components 1502 and peripheral interface module, and above-mentioned peripheral interface module can be keyboard, some striking wheel, button etc.These buttons can include but not limited to: home button, volume button, start button and locking press button.
Sensor cluster 1514 comprises one or more transducer, for providing the state estimation of various aspects for device 1500.Such as, sensor cluster 1514 can detect the opening/closing state of equipment 1500, the relative positioning of assembly, such as described assembly is display and the keypad of device 1500, the position of all right checkout gear 1500 of sensor cluster 1514 or device 1500 assemblies changes, the presence or absence that user contacts with device 1500, the variations in temperature of device 1500 orientation or acceleration/deceleration and device 1500.Sensor cluster 1514 can comprise proximity transducer, be configured to without any physical contact time detect near the existence of object.Sensor cluster 1514 can also comprise optical sensor, as CMOS or ccd image sensor, for using in imaging applications.In certain embodiments, this sensor cluster 1514 can also comprise acceleration transducer, gyro sensor, Magnetic Sensor, pressure sensor or temperature sensor.
Communications component 1516 is configured to the communication being convenient to wired or wireless mode between device 1500 and other equipment.Device 1500 can access the wireless network based on communication standard, as WiFi, 2G or 3G, or their combination.In one exemplary embodiment, communication component 1516 receives from the broadcast singal of external broadcasting management system or broadcast related information via broadcast channel.In one exemplary embodiment, described communication component 1516 also comprises near-field communication (NFC) module, to promote junction service.Such as, can based on radio-frequency (RF) identification (RFID) technology in NFC module, Infrared Data Association (IrDA) technology, ultra broadband (UWB) technology, bluetooth (BT) technology and other technologies realize.
In the exemplary embodiment, device 1500 can be realized, for performing said method by one or more application specific integrated circuit (ASIC), digital signal processor (DSP), digital signal processing appts (DSPD), programmable logic device (PLD), field programmable gate array (FPGA), controller, microcontroller, microprocessor or other electronic components.
In the exemplary embodiment, additionally provide a kind of non-transitory computer-readable recording medium comprising instruction, such as, comprise the memory 1504 of instruction, above-mentioned instruction can perform said method by the processor 1520 of device 1500.Such as, described non-transitory computer-readable recording medium can be ROM, random access memory (RAM), CD-ROM, tape, floppy disk and optical data storage devices etc.
A kind of non-transitory computer-readable recording medium, when the instruction in described storage medium is performed by the processor of mobile terminal, make mobile terminal can perform a kind of method realizing intercommunication, described method comprises:
The second digital signal is received from the second wireless transceiver be connected with described second terminal; Described second digital signal is that described second wireless transceiver is converted to the first radiofrequency signal from first terminal received;
Decoding process is carried out to described second digital signal, obtains the second voice signal;
Play described second voice signal.
Before described the second wireless transceiver from being connected with described second terminal receives the second digital signal, described method also comprises:
LAN is set up with described first terminal.
Described and described first terminal sets up LAN, comprising:
Receive the MANET request that described first terminal sends;
After recognizing the confirmation operation to described MANET request, described confirmation operation is sent to described first terminal;
Set up the LAN between described first terminal.
Described method also comprises:
The 4th digital signal is received from the second wireless transceiver be connected with described second terminal; Described 4th digital signal is that described second wireless transceiver is converted to the second radiofrequency signal from first terminal received;
Decoding process is carried out to described 4th digital signal, obtains image data and/or lteral data;
Show described image data and/or lteral data.
Described second wireless transceiver is connected in described second terminal by general-purpose serial bus USB interface, described second terminal is powered to described second wireless transceiver by described USB interface, and described second terminal transmits described second digital signal or described 4th digital signal by described USB interface to described second wireless transceiver.
Those skilled in the art, at consideration specification and after putting into practice disclosure herein, will easily expect other embodiment of the present disclosure.The application is intended to contain any modification of the present disclosure, purposes or adaptations, and these modification, purposes or adaptations are followed general principle of the present disclosure and comprised the undocumented common practise in the art of the disclosure or conventional techniques means.Specification and embodiment are only regarded as exemplary, and true scope of the present disclosure and spirit are pointed out by claim below.
Should be understood that, the disclosure is not limited to precision architecture described above and illustrated in the accompanying drawings, and can carry out various amendment and change not departing from its scope.The scope of the present disclosure is only limited by appended claim.
Claims (21)
1. realize a method for intercommunication, it is characterized in that, for first terminal, comprising:
When receiving the first voice signal of typing, be the first digital signal by described first speech signal coding;
Described first digital signal is sent to the first wireless transceiver be connected with described first terminal; Described first digital signal is used for being converted to the first radiofrequency signal by described first wireless transceiver and being emitted to the second terminal.
2. method according to claim 1, is characterized in that,
Described receive the first voice signal of typing before, described method also comprises:
LAN is set up with described second terminal.
3. method according to claim 2, is characterized in that,
Described and described second terminal sets up LAN, comprising:
When open wireless network, send MANET request to described second terminal;
When receive from described second terminal to the determination operation of described MANET request after, set up with described second terminal between LAN.
4. method according to claim 1, is characterized in that, described method also comprises:
The image data stored in described first terminal and/or lteral data are encoded to three digital signal, and described three digital signal is sent to described first wireless transceiver; Described three digital signal is used for being converted to the second radiofrequency signal by described first wireless transceiver and being emitted to the second terminal.
5. the method according to claim 1 or 4, it is characterized in that, described first wireless transceiver is connected on described first terminal by general-purpose serial bus USB interface, described first terminal is powered to described first wireless transceiver by described USB interface, and described first terminal transmits described first digital signal or described three digital signal by described USB interface to described first wireless transceiver.
6. realize a method for intercommunication, it is characterized in that, for the second terminal, comprising:
The second digital signal is received from the second wireless transceiver be connected with described second terminal; Described second digital signal is that described second wireless transceiver is converted to the first radiofrequency signal from first terminal received;
Decoding process is carried out to described second digital signal, obtains the second voice signal;
Play described second voice signal.
7. method according to claim 6, is characterized in that,
Before described the second wireless transceiver from being connected with described second terminal receives the second digital signal, described method also comprises:
LAN is set up with described first terminal.
8. method according to claim 7, is characterized in that,
Described and described first terminal sets up LAN, comprising:
Receive the MANET request that described first terminal sends;
After recognizing the confirmation operation to described MANET request, described confirmation operation is sent to described first terminal;
Set up the LAN between described first terminal.
9. method according to claim 6, is characterized in that, described method also comprises:
The 4th digital signal is received from the second wireless transceiver be connected with described second terminal; Described 4th digital signal is that described second wireless transceiver is converted to the second radiofrequency signal from first terminal received;
Decoding process is carried out to described 4th digital signal, obtains image data and/or lteral data;
Show described image data and/or lteral data.
10. the method according to claim 6 or 9, it is characterized in that, described second wireless transceiver is connected in described second terminal by general-purpose serial bus USB interface, described second terminal is powered to described second wireless transceiver by described USB interface, and described second terminal transmits described second digital signal or described 4th digital signal by described USB interface to described second wireless transceiver.
11. 1 kinds of devices realizing intercommunication, it is characterized in that, for first terminal, described device comprises:
Described first speech signal coding, for when receiving the first voice signal of typing, is the first digital signal by coding module;
First delivery module, for being sent to the first wireless transceiver be connected with described first terminal by described first digital signal; Described first digital signal is used for being converted to the first radiofrequency signal by described first wireless transceiver and being emitted to the second terminal.
12. devices according to claim 11, is characterized in that, described device also comprises:
First sets up module, for receive typing the first voice signal before, set up LAN with described second terminal.
13. devices according to claim 12, is characterized in that, described first sets up module comprises:
First sends submodule, for when open wireless network, to described second terminal transmission MANET request;
First sets up submodule, for when receive from described second terminal to the determination operation of described MANET request after, set up with described second terminal between LAN.
14. devices according to claim 11, is characterized in that, described device also comprises:
Second delivery module, for the image data stored in described first terminal and/or lteral data are encoded to three digital signal, and is sent to described first wireless transceiver by described three digital signal; Described three digital signal is used for being converted to the second radiofrequency signal by described first wireless transceiver and being emitted to the second terminal.
15. 1 kinds of devices realizing intercommunication, it is characterized in that, for the second terminal, described device comprises:
First receiver module, for receiving the second digital signal from the second wireless transceiver be connected with described second terminal; Described second digital signal is that described second wireless transceiver is converted to the first radiofrequency signal from first terminal received;
First decoder module, for carrying out decoding process to described second digital signal, obtains the second voice signal;
Playing module, for playing described second voice signal.
16. devices according to claim 15, is characterized in that, described device also comprises:
Second sets up module, before receiving the second digital signal from the second wireless transceiver be connected with described second terminal, sets up LAN with described first terminal.
17. devices according to claim 16, is characterized in that, described second sets up module comprises:
Receive submodule, for receiving the MANET request that described first terminal sends;
Second sends submodule, for after recognizing the confirmation operation to described MANET request, described confirmation operation is sent to described first terminal;
Second sets up submodule, for setting up the LAN between described first terminal.
18. devices according to claim 15, is characterized in that, described device also comprises:
Second receiver module, for receiving the 4th digital signal from the second wireless transceiver be connected with described second terminal; Described 4th digital signal is that described second wireless transceiver is converted to the second radiofrequency signal from first terminal received;
Second decoder module, for carrying out decoding process to described 4th digital signal, obtains image data and/or lteral data;
Display module, for showing described image data and/or lteral data.
19. 1 kinds of devices realizing intercommunication, it is characterized in that, described device comprises:
Processor;
For the memory of storage of processor executable instruction;
Wherein, described processor is configured to:
When receiving the first voice signal of typing, be the first digital signal by described first speech signal coding;
Described first digital signal is sent to the first wireless transceiver be connected with described first terminal; Described first digital signal is used for being converted to the first radiofrequency signal by described first wireless transceiver and being emitted to the second terminal.
20. 1 kinds of devices realizing intercommunication, it is characterized in that, described device comprises:
Processor;
For the memory of storage of processor executable instruction;
Wherein, described processor is configured to:
The second digital signal is received from the second wireless transceiver be connected with described second terminal; Described second digital signal is that described second wireless transceiver is converted to the radiofrequency signal from first terminal received; Decoding process is carried out to described second digital signal, obtains the second voice signal;
Play described second voice signal.
21. 1 kinds of systems realizing intercommunication, is characterized in that, comprising:
Described first speech signal coding, for when receiving the first voice signal of typing, is the first digital signal by first terminal; Described first digital signal is sent to the first wireless transceiver be connected with described first terminal; Described first digital signal is used for being converted to the first radiofrequency signal by described first wireless transceiver and being emitted to the second terminal;
First wireless transceiver, is connected with described first terminal, for receiving the first digital signal from described first terminal; Described first digital signal is converted to described first radiofrequency signal and is emitted to the second terminal;
Second terminal, for receiving the second digital signal from the second wireless transceiver be connected with described second terminal; Described second digital signal is that described second wireless transceiver is converted to the first radiofrequency signal from first terminal received; Decoding process is carried out to described second digital signal, obtains the second voice signal; Play described second voice signal;
Second wireless transceiver, is connected with described second terminal, for receiving the first radiofrequency signal that described first terminal is launched; Described first radiofrequency signal is converted into described second digital signal, and described second digital signal is sent to described second terminal.
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