CN105721957A - Intercom communication method based on intelligent terminals and intelligent terminal - Google Patents
Intercom communication method based on intelligent terminals and intelligent terminal Download PDFInfo
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- CN105721957A CN105721957A CN201610087600.5A CN201610087600A CN105721957A CN 105721957 A CN105721957 A CN 105721957A CN 201610087600 A CN201610087600 A CN 201610087600A CN 105721957 A CN105721957 A CN 105721957A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q5/00—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange
- H04Q5/24—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange for two-party-line systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
- H04W4/10—Push-to-Talk [PTT] or Push-On-Call services
Abstract
The embodiment of the invention discloses an intercom communication method based on intelligent terminals, and the intelligent terminal. The intercom communication method based on intelligent terminals comprises the steps that a baseband chip in the intelligent terminal starts a preset intercom function; during a calling process, the baseband chip generates a first baseband signal according to a first audio signal, the first baseband signal is pre-modulated into a first radio frequency signal via a modulation-demodulation module in the baseband chip, the first radio frequency signal is modulated into a second radio frequency signal via a communication chip in the intelligent terminal, and the second radio frequency signal is transmitted via an antenna of the communication chip; and during a called process, the antenna of the communication chip receives a third radio frequency signal, the third radio frequency signal is pre-demodulated into a second baseband signal via the communication chip, the second baseband signal is demodulated into a third baseband signal via the modulation-demodulation module, and the third baseband signal is demodulated into a second audio signal via the baseband chip. According to the intercom communication method based on intelligent terminals provided by the embodiment of the invention, the intercom function is added for the intelligent terminals, and the degree of satisfaction of user experience is improved.
Description
Technical field
The present invention relates to communication technical field, be based especially on intercommunication call method and the intelligent terminal of intelligent terminal.
Background technology
Along with the development of mobile communication technology, intelligent terminal is convenient for carrying and stronger display effect and abundant function because of it, has become as one of indispensable routine use instrument of people.At present, mobile communications network can be passed through between intelligent terminal or WIFI (WirelessFidelity, Wireless Fidelity) network is communicatively coupled.
But, the communication mode of existing intelligent terminal is simpler, user's request cannot be met, such as, it is frequently present of visitor's missing situation (such as on mountain or sea) in the wild, owing to field movable communication signal quality is very poor, cover even without base station signal, also without WIFI network, cause using intelligent terminal to communicate, thus make troubles to user.
Summary of the invention
It is an object of the invention to provide the intercommunication call method based on intelligent terminal and intelligent terminal, to promote the satisfaction of Consumer's Experience by increasing intercom function for intelligent terminal.
On the one hand, embodiments provide a kind of intercommunication call method based on intelligent terminal, including:
In intelligent terminal, baseband chip starts the intercom function preset；
In MCP main call process, described baseband chip is according to the first audio signal, generate the first baseband signal, described first baseband signal modulation /demodulation module in described baseband chip is presetting makes the first radiofrequency signal, described first radiofrequency signal communication chip in described intelligent terminal is modulated into the second radiofrequency signal, and described second radiofrequency signal is launched through the antenna of described communication chip；
In called process, the antenna of described communication chip receives the 3rd radiofrequency signal, described 3rd radiofrequency signal becomes the second baseband signal through described communication chip pre-demodulating, described second baseband signal is demodulated to the 3rd baseband signal through described modulation /demodulation module, and described 3rd baseband signal is demodulated to the second audio signal through described baseband chip.
Another aspect, embodiments provides a kind of intelligent terminal, including baseband chip, communication chip and antenna, is configured with modulation /demodulation module in described baseband chip, and described communication chip is configured with antenna, wherein:
Described baseband chip starts the intercom function preset；
In MCP main call process, described baseband chip is according to the first audio signal, generate the first baseband signal, described first baseband signal makes the first radiofrequency signal through described modulation /demodulation module is presetting, described first radiofrequency signal is modulated into the second radiofrequency signal through described communication chip, and described second radiofrequency signal is launched through the antenna of described communication chip；
In called process, the antenna of described communication chip receives the 3rd radiofrequency signal, described 3rd radiofrequency signal becomes the first baseband signal through described communication chip pre-demodulating, described first baseband signal is demodulated to the 3rd baseband signal through described modulation /demodulation module, and described 3rd baseband signal is demodulated to the second audio signal through described baseband chip.
The technical scheme that the embodiment of the present invention provides, after starting intercom function by the baseband chip of intelligent terminal, in MCP main call process, baseband signal is modulated by modulation /demodulation module and communication chip respectively, and the radiofrequency signal that modulation obtains is launched through the antenna of communication chip；In called process, the radiofrequency signal that the antenna of communication chip is received by communication chip and modulation /demodulation module respectively is demodulated, the baseband signal that demodulation obtains is demodulated to audio signal through baseband chip, therefore the present embodiment adds intercom function for intelligent terminal, improves the satisfaction of Consumer's Experience.
Accompanying drawing explanation
The schematic flow sheet of the intercommunication call method based on intelligent terminal that Fig. 1 provides for the embodiment of the present invention one；
The schematic flow sheet of the intercommunication call method based on intelligent terminal that Fig. 2 a provides for the embodiment of the present invention two；
The half-duplex interphone circuit that Fig. 2 b provides for the embodiment of the present invention two realizes principle schematic；
The schematic flow sheet of the intercommunication call method based on intelligent terminal that Fig. 3 a provides for the embodiment of the present invention three；
The channel switch interface schematic diagram of the intelligent terminal that Fig. 3 b provides for the embodiment of the present invention three；
The WIFI that Fig. 3 c provides for the embodiment of the present invention three arranges interface schematic diagram；
The transmitter receiver that Fig. 3 d provides for the embodiment of the present invention three controls interface schematic diagram；
The structural representation of the intelligent terminal that Fig. 4 provides for the embodiment of the present invention four.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is described in further detail.It is understood that specific embodiment described herein is used only for explaining the present invention, but not limitation of the invention.It also should be noted that, for the ease of describing, accompanying drawing illustrate only part related to the present invention but not entire infrastructure.
Embodiment one
The schematic flow sheet of the intercommunication call method based on intelligent terminal that Fig. 1 provides for the embodiment of the present invention one, the method can be performed by intelligent terminal.Include as it is shown in figure 1, this realizes flow process:
In step 11, intelligent terminal, baseband chip starts the intercom function preset.
In the present embodiment, intelligent terminal refers to the electronic equipment of such as smart mobile phone, panel computer and personal computer etc, is configured with baseband chip and communication chip in intelligent terminal, and communication chip has antenna.Baseband chip is used for synthesizing armed baseband signal, or the baseband signal received is decoded, baseband chip specifically can include CPU (CentralProcessingUnit, central processing unit), modulation /demodulation module, channel encoder, digital signal processor and interface module.
Intercom function refers between intelligent terminal and intelligent terminal without the call mode by transferring Direct Communication in other equipment, compared to " intelligent terminal-wireless aps (WirelessAccessPoint; wireless access points)-intelligent terminal " pattern in prior art, or " mobile phone-base station-mobile phone " pattern, reduce the call cost between the intelligent terminal of close together, particularly in mobile data network poor signal quality, when covering even without base station signal, it is capable of the call between intelligent terminal to connect, improves the satisfaction of Consumer's Experience.
Step 12, in MCP main call process, described baseband chip is according to the first audio signal, generate the first baseband signal, described first baseband signal modulation /demodulation module in described baseband chip is presetting makes the first radiofrequency signal, described first radiofrequency signal communication chip in described intelligent terminal is modulated into the second radiofrequency signal, and described second radiofrequency signal is launched through the antenna of described communication chip.
After in intelligent terminal, CPU starts intercom function, in MCP main call process, baseband chip obtains the first audio signal that in intelligent terminal, Mike gathers, first audio signal is synthesized the first baseband signal, and by the first base band signal transmission to modulation /demodulation module, modulation /demodulation module makes the first radiofrequency signal by presetting for the first baseband signal, and the first radiofrequency signal is modulated into the second radiofrequency signal through communication chip, and the second radiofrequency signal is launched through the antenna of communication chip.
Wherein, the frequency of the second radiofrequency signal is seen and be may belong to the band limits that the antenna of communication chip is supported.Such as, if communication chip is WIFI (WirelessFidelity, Wireless Fidelity) chip, so the frequency range of the antenna support of communication chip is 2.4G and/or 5G, if communication chip is GPS (GlobalPositioningSystem, global positioning system) chip, then the band limits of the antenna support of communication chip is 1575.42 ± 1.023MHz.
Step 13, in called process, the antenna of described communication chip receives the 3rd radiofrequency signal, described 3rd radiofrequency signal becomes the second baseband signal through described communication chip pre-demodulating, described second baseband signal is demodulated to the 3rd baseband signal through described modulation /demodulation module, and described 3rd baseband signal is demodulated to the second audio signal through described baseband chip.
In called process, communication chip receives the 3rd radiofrequency signal that the antenna of call opposite end (such as other mobile phones) is launched, 3rd radiofrequency signal pre-demodulating is become the second baseband signal by communication chip, and send the second baseband signal to modulation /demodulation module, second modulation demodulation is become the 3rd baseband signal by modulation /demodulation module, and sending the 3rd baseband signal to baseband chip, the 3rd modulation demodulation is become the second audio signal by baseband chip subsequently.
Similar with the second radiofrequency signal, the tranmitting frequency of the 3rd radiofrequency signal can also belong to the band limits that the antenna of communication chip is supported.Therefore, after the intercom function of intelligent terminal starts, the radio frequency band that can adopt the antenna support of communication chip between intelligent terminal is directly conversed, only modulation /demodulation module and communication chip modulates baseband signals need to becoming the radio frequency band that the antenna of communication chip supports in MCP main call process, in called process, the radiofrequency signal of reception can be demodulated to the discernible baseband signal of baseband chip by communication chip and modulation /demodulation module.
The technical scheme that the present embodiment provides, after the intercom function of intelligent terminal starts, in MCP main call process, baseband chip is used for synthesizing armed baseband signal, and armed baseband signal is modulated demodulation module and communication chip is modulated into armed radiofrequency signal；In called process, the radiofrequency signal received is decoded by communication chip and modulation /demodulation module, and to generate the 3rd baseband signal, the 3rd baseband signal is demodulated to the second audio signal through baseband chip.Therefore, the present embodiment adds intercom function for intelligent terminal, improves the satisfaction of Consumer's Experience.
Second embodiment
The present embodiment provides a kind of new intercommunication call method based on intelligent terminal on the basis of above-described embodiment one.The schematic flow sheet of the intercommunication call method based on intelligent terminal that Fig. 2 a provides for the embodiment of the present invention two.As shown in Figure 2 a, this realizes flow process and includes:
In step 21, intelligent terminal, baseband chip starts the intercom function preset.
Step 22, in MCP main call process, described baseband chip is according to the first audio signal, generate the first baseband signal, described first baseband signal modulation /demodulation module in described baseband chip is presetting makes the first radiofrequency signal, the local oscillation signal that in described intelligent terminal, communication chip produces according to clock generating unit in baseband chip, described first rf-signal modulation becomes the second radiofrequency signal, and described second radiofrequency signal is launched through the antenna of described communication chip.
The interphone circuit that Fig. 2 b provides for the embodiment of the present invention two realizes principle schematic.As shown in Figure 2 b, this interphone circuit includes Mike, baseband chip, communication chip and receiver, baseband chip includes modulation /demodulation module and clock generating unit, described clock generating unit is used for producing local oscillation signal, and local oscillation signal is sent to communication chip, communication chip includes duplexer and antenna.
In MCP main call process, duplexer can be passed through and control antenna and transmitting terminal (TX end) conducting, the first audio signal that now baseband chip gathers according to Mike generates the first baseband signal, in baseband chip, clock generating unit produces local oscillation signal, and send local oscillation signal to communication chip, first baseband signal is modulated that demodulation module is presetting makes the first radiofrequency signal, communication chip is according to the local oscillation signal received from clock generating unit, described first rf-signal modulation is become the second radiofrequency signal, described second radiofrequency signal is launched through the antenna of described communication chip.
Step 23, in called process, the local oscillation signal that described communication chip produces according to clock generating unit in baseband chip, described 3rd radiofrequency signal pre-demodulating is become the second baseband signal, described second baseband signal is demodulated to the 3rd baseband signal through described modulation /demodulation module, and described 3rd baseband signal is demodulated to the second audio signal through described baseband chip.
With reference to Fig. 2 b, in called process, duplexer control antenna can be passed through and receive (RX end) conducting, now the antenna of communication chip receives the 3rd radiofrequency signal that call opposite end sends, communication chip is according to the local oscillation signal received from clock generating unit, described 3rd radiofrequency signal pre-demodulating is become the second baseband signal, second baseband signal is modulated demodulation module and is demodulated to the 3rd baseband signal, 3rd baseband signal is demodulated to the second audio signal through baseband chip, thus baseband chip is capable of identify that the audio signal of opposite end handset emissions.
The technical scheme that the present embodiment provides, based on the RF hardware circuit arrangement of communication chip in existing intelligent terminal, easy TDD standard half-duplex transmitter receiver is realized by software and protocol layer, improve the satisfaction of Consumer's Experience, and do not increase complete machine extra hardware expense, the suitability is strong, is worthy of popularization.
3rd embodiment
The present embodiment is on the basis of above-described embodiment one and embodiment two, for communication chip for WIFI chip, it is provided that a kind of new intercommunication call method based on intelligent terminal.The schematic flow sheet of the intercommunication call method based on intelligent terminal that Fig. 3 a provides for the embodiment of the present invention three.As shown in Figure 3 a, this realizes flow process and includes:
If transmitter receiver setting option starts in the channel switch interface of the described intelligent terminal of step 31, then in described intelligent terminal, baseband chip starts intercom function, and shows that transmitter receiver controls interface.
Use the intercom function of intelligent terminal for the ease of user, the present embodiment has also provided the user UI (UserInterface, user interface).The channel switch interface schematic diagram of the intelligent terminal that Fig. 3 b provides for the embodiment of the present invention three, Fig. 3 c arranges interface schematic diagram for the WIFI that the embodiment of the present invention three provides, and the transmitter receiver that Fig. 3 d provides for the embodiment of the present invention three controls interface schematic diagram.As shown in Figure 3 b, described channel switch interface can comprise at least one in physical channel main switch, the setting of WIFI channel and transmitter receiver settings button, channel switch interface is for controlling the switch of WIFI physical channel, and the switching of WIFI pattern and transmitter receiver pattern.
If user clicks the WIFI channel settings button at channel switch interface, then show that WIFI arranges interface (with reference to Fig. 3 c), for there being the mobile phone of 5Gwifi function, the wifi frequency range worked can be selected, automatic mode refers to that user does not specify channel frequency, it is based entirely on router signal intensity to choose, for instance when 5G signal is strong, priority access 5G.
If user clicks the transmitter receiver settings button at channel switch interface, then showing that transmitter receiver controls interface (with reference to Fig. 3 d), described transmitter receiver control interface comprises available channel list, interphone switch, record button, send button, reception button, automatically scanning channel button and emergent channel and reports at least one in button.Can controlling interface by transmitter receiver, arrange transmitter receiver working frequency range, acquiescence working frequency range is channel 1-2412MHz；User can pin scans channel automatically, understands the user in frequency range in chat content, and these contents are entirely open, it does not have encryption, it is possible to realize very well sharing；" LO Channel assignment " is for controlling the local frequency (LocalOscillator, LO) that clock generating unit produces；" emergent broadcast Channel cyclical reports TX ", under special circumstances, user's circulation broadcasts emergency information to all channel user, is similar to broadcast.Additionally, " speak TX " arranges the same with " answer RX " with general transmitter receiver, length is spoken by " speak TX ", and length is answered by " answer RX ".
Step 32, in MCP main call process, described baseband chip is according to the first audio signal, generate the first baseband signal, described first baseband signal modulation /demodulation module in described baseband chip is presetting makes the first radiofrequency signal, described first radiofrequency signal communication chip in described intelligent terminal is modulated into the second radiofrequency signal, and described second radiofrequency signal is launched through the antenna of described communication chip.
Step 33, in called process, the antenna of described communication chip receives the 3rd radiofrequency signal, described 3rd radiofrequency signal becomes the second baseband signal through described communication chip pre-demodulating, described second baseband signal is demodulated to the 3rd baseband signal through described modulation /demodulation module, and described 3rd baseband signal is demodulated to the second audio signal through described baseband chip.
The technical scheme that the present embodiment provides, it is based not only on the RF hardware circuit arrangement of existing communication chip, realize easy TDD standard half-duplex transmitter receiver by software and protocol layer, additionally provide the user interface that intercom function is relevant, improve the satisfaction of Consumer's Experience further.
4th embodiment
The structural representation of a kind of intelligent terminal that Fig. 4 provides for the embodiment of the present invention four.As shown in Figure 4, this intelligent terminal includes baseband chip, communication chip and antenna, is configured with modulation /demodulation module in described baseband chip, and described communication chip is configured with antenna, wherein:
Described baseband chip starts the intercom function preset；
In MCP main call process, described baseband chip is according to the first audio signal, generate the first baseband signal, described first baseband signal makes the first radiofrequency signal through described modulation /demodulation module is presetting, described first radiofrequency signal is modulated into the second radiofrequency signal through described communication chip, and described second radiofrequency signal is launched through the antenna of described communication chip；
In called process, the antenna of described communication chip receives the 3rd radiofrequency signal, described 3rd radiofrequency signal becomes the first baseband signal through described communication chip pre-demodulating, described first baseband signal is demodulated to the 3rd baseband signal through described modulation /demodulation module, and described 3rd baseband signal is demodulated to the second audio signal through described baseband chip.
Further, described communication chip can be GPS chip or WIFI chip.
Further, this intelligent terminal also includes channel switch interface and transmitter receiver controls interface, wherein:
If transmitter receiver setting option starts in described channel switch interface, then described baseband chip starts intercom function, and show that described transmitter receiver controls interface, wherein said transmitter receiver controls interface and comprises at least one in available channel list, interphone switch, record button, send button, reception button, automatically scanning channel button and emergent channel report button.
Further, described baseband chip also includes clock generating unit, and described clock generating unit is connected with described communication chip, wherein:
The local oscillation signal that described communication chip produces according to described clock generating unit, becomes the second radiofrequency signal by described first rf-signal modulation.
Further, the local oscillation signal that described communication chip produces according to described clock generating unit, described 3rd radiofrequency signal pre-demodulating is become the second baseband signal.
Note, above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that and the invention is not restricted to specific embodiment described here, various obvious change can be carried out for a person skilled in the art, readjust and substitute without departing from protection scope of the present invention.Therefore, although the present invention being described in further detail by above example, but the present invention is not limited only to above example, when without departing from present inventive concept, other Equivalent embodiments more can also be included, and the scope of the present invention is determined by appended right.
Claims (10)
1. the intercommunication call method based on intelligent terminal, it is characterised in that including:
In intelligent terminal, baseband chip starts the intercom function preset；
In MCP main call process, described baseband chip is according to the first audio signal, generate the first baseband signal, described first baseband signal modulation /demodulation module in described baseband chip is presetting makes the first radiofrequency signal, described first radiofrequency signal communication chip in described intelligent terminal is modulated into the second radiofrequency signal, and described second radiofrequency signal is launched through the antenna of described communication chip；
In called process, the antenna of described communication chip receives the 3rd radiofrequency signal, described 3rd radiofrequency signal becomes the second baseband signal through described communication chip pre-demodulating, described second baseband signal is demodulated to the 3rd baseband signal through described modulation /demodulation module, and described 3rd baseband signal is demodulated to the second audio signal through described baseband chip.
2. method according to claim 1, it is characterised in that described communication chip is GPS chip or WIFI chip.
3. method according to claim 2, it is characterised in that in intelligent terminal, baseband chip starts the intercom function preset, including:
If transmitter receiver setting option starts in the channel switch interface of described intelligent terminal, then in described intelligent terminal, baseband chip starts intercom function, and show that transmitter receiver controls interface, wherein said transmitter receiver controls interface and comprises at least one in available channel list, interphone switch, record button, send button, reception button, automatically scanning channel button and emergent channel report button.
4. method according to claim 1, it is characterised in that described first radiofrequency signal communication chip in described intelligent terminal is modulated into the second radiofrequency signal, including:
The local oscillation signal that in described intelligent terminal, communication chip produces according to clock generating unit in baseband chip, becomes the second radiofrequency signal by described first rf-signal modulation.
5. method according to claim 4, it is characterised in that described 3rd radiofrequency signal becomes the second baseband signal through described communication chip pre-demodulating, including:
The local oscillation signal that described communication chip produces according to clock generating unit in described baseband chip, becomes the second baseband signal by described 3rd radiofrequency signal pre-demodulating.
6. an intelligent terminal, it is characterised in that include baseband chip, communication chip and antenna, is configured with modulation /demodulation module in described baseband chip, described communication chip is configured with antenna, wherein:
Described baseband chip starts the intercom function preset；
In MCP main call process, described baseband chip is according to the first audio signal, generate the first baseband signal, described first baseband signal makes the first radiofrequency signal through described modulation /demodulation module is presetting, described first radiofrequency signal is modulated into the second radiofrequency signal through described communication chip, and described second radiofrequency signal is launched through the antenna of described communication chip；
In called process, the antenna of described communication chip receives the 3rd radiofrequency signal, described 3rd radiofrequency signal becomes the first baseband signal through described communication chip pre-demodulating, described first baseband signal is demodulated to the 3rd baseband signal through described modulation /demodulation module, and described 3rd baseband signal is demodulated to the second audio signal through described baseband chip.
7. intelligent terminal according to claim 6, it is characterised in that described communication chip is GPS chip or WIFI chip.
8. intelligent terminal according to claim 7, it is characterised in that also include channel switch interface and transmitter receiver controls interface, wherein:
If transmitter receiver setting option starts in described channel switch interface, then described baseband chip starts intercom function, and show that described transmitter receiver controls interface, wherein said transmitter receiver controls interface and comprises at least one in available channel list, interphone switch, record button, send button, reception button, automatically scanning channel button and emergent channel report button.
9. intelligent terminal according to claim 6, it is characterised in that described baseband chip also includes clock generating unit, and described clock generating unit is connected with described communication chip, wherein:
The local oscillation signal that described communication chip produces according to described clock generating unit, becomes the second radiofrequency signal by described first rf-signal modulation.
10. intelligent terminal according to claim 9, it is characterised in that
The local oscillation signal that described communication chip produces according to described clock generating unit, becomes the second baseband signal by described 3rd radiofrequency signal pre-demodulating.
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