CN203872357U - Bluetooth intercommunication apparatus with push-to-talk (PTT) button - Google Patents
Bluetooth intercommunication apparatus with push-to-talk (PTT) button Download PDFInfo
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- CN203872357U CN203872357U CN201420152693.1U CN201420152693U CN203872357U CN 203872357 U CN203872357 U CN 203872357U CN 201420152693 U CN201420152693 U CN 201420152693U CN 203872357 U CN203872357 U CN 203872357U
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Abstract
The utility model discloses a Bluetooth intercommunication apparatus with a push-to-talk (PTT) button. The apparatus comprises a Bluetooth module device provided with a Bluetooth headset mic interface and a speaker. The Bluetooth module device is provided with the PTT button, the PTT button is electrically connected with an I/O port of a Bluetooth module arranged in the Bluetooth module device, and a pulse code modulation (PCM) interface of the Bluetooth module is connected with an audio input module and an audio output module. The audio input module is connected with the headset mic interface through a Bluetooth module audio input circuit, and the audio output module is connected with the speaker through a Bluetooth module audio output circuit. According to the utility model, any mobile terminal devices with Bluetooth can rapidly realize PTT intercommunication and a professional cluster intercommunication function, and the requirements for functions of professional applications such as a PTT button, volume and the like by a public network intercommunication mobile terminal in cluster intercommunication service application can be satisfied. Besides, the customization requirement for a mobile phone which currently utilizes a public mobile data network to provide an intercommunication function in the aspect of adaptation to interphone characteristics can be eliminated, and the cost for developing a public network intercommunication mobile phone is greatly reduced.
Description
Technical field
The utility model relates to a kind of device that triggers the logical intercommunication function of a keyset group of realizing on bluetooth equipment.Relate in particular to a kind of army and police of being applicable to/security personnel, taxi/logistics, landscape/tourism, comprise: prison, medical first aid, the shockproof antiaircraft fire-fighting emergent of controlling flood, public security traffic, municipal administration's law enforcement, taxi, aviation, navigation, highway, railway, Guoan, electric power, oil, coal, fire-fighting, first aid, flood control, protect forest and prevent from fire, tourism etc., group communication service based on wireless network, by wireless handheld intelligent terminal, realize the group communication between user group, user only needs button to initiate call to individual or group, integrated communication pattern without dialing and wait the other side off-hook, realization is equipped PTT PTT key and is linked with mobile terminal on bluetooth equipment, comprise: point-to-point voice, group's voice, data communication, realize the device of intercommunication function.
Background technology
In the current information age, people always wish can converse immediately once pressing some keys, and unlike public's mobile phone, first dial 11 figure places, also to wait several seconds or longer time to converse, if meet the other side, conversing also do not know when can converse, no matter how anxious you have thing only patient etc.Along with the development of computer and the communication technology, at present domestic mobile public network (G* and CDMA) also provides PTT(PTT:Push to Talk for group user actively developing) business, at present, PTT mobile and UNICOM is in test phase now.PTT is the VoIP voice data packet technology being based upon on GPRS network basis, and PTT (PTT) function is a kind of mobile technology, can carry out rapidly " one to one " or " one-to-many " call, just as using intercommunication message register.But the mobile phone that must use built-in this function, regular handset cannot be used PTT function, but a part supports the mobile phone of high pass BREW can support PTT technology by software upgrading in the future.PTT is the mobile phone of " PoC ", has merged the function of mobile phone and intercom, its use be the network of mobile phone.PTT mobile phone is different with general intercom, and the one, intercom does not need by network, and the 2nd, and the intercom difference of can only closely conversing, PTT service can the sensible place that can cover to cell phone network, almost there is no the restriction of distance.And PTT service can carry out charging according to duration, period and flow, also can monthly payment, this depends on operator.Commercial precedent with high pass and the Nextel of CDMA operator in the U.S., adopts flat rate system, and expense is between 15-30 dollar.PTT mono-refers to a kind of mobile phone service by logical, utilizes PoC (the PoC:Push-to-Talk over Cellular) service of GPRS mobile phone to reach similar wireless telephonic communication modes.Have again digital cellular phone service, both can make a phone call, can press again certain key and realize group, individual call business, the today of accelerating in work rhythm, PTT is subject to people's favor really.But PTT is not logical once pressing, and it also needs connecting time, is called again the call delay time, and the difference of connecting time just has different PTT.Can use in China as intercom, but, need both sides' phone all will support the function of PTT, SIM card also will be opened POC function simultaneously, and generally each talk group can only a people be spoken simultaneously.
Bluetooth is the jumbo short-distance wireless communication standard of a kind of low cost.Bluetooth specification adopts microwave frequency band work, transmission rate 1M byte per second, and 10 meters of maximum transmission distances, can reach 100 meters by increasing transmitting power.Bluetooth technology is that the whole world is open, has in the world good compatibility, and the whole world can be connected by invisible bluetooth network cheaply.Bluetooth technology not only applies to computer, as various electronic equipments such as mobile phone, digital camera, video camera, printer, facsimile machine, household electrical appliances, can adopt Bluetooth technology, realize wireless communications, and needn't drag a tail (connecting line), the extensive use of Bluetooth technology will make our life incomparably light.
Intercom is a kind of wireless transmitting-receiving equipments that is widely used in all trades and professions such as hotel, public security, taxi, in the various operative scenario such as commander, communication, scheduling, has a wide range of applications.Intercom is different from plain old telephone, has following difference:
1, method of calling is different.Mobile phone often makes a call by the mode of dialing; Intercom need not dial, and uses PTT PTT key to call out;
2, function key requires different.The Main Means that PTT key is called out as cluster intercommunication, therefore frequency of usage is high, under the field personnel operation of cold district need to be worn glove situation equally, uses, and requires that PTT key stature is large, good hand touch, the durable multiple characteristic that waits, requires difference to strengthen with regular handset button.
3, talking mode is different.Mobile phone is man-to-man call often; In intercom when call, is used group call pattern, and people a lot of people that speak listen;
4, volume requires different.Cluster intercom cellphone is usually used in field personnel operation, and environment is noisy, requires the output volume of intercom cellphone higher, and sound output is 2W at least.The power output of normal mobile phone is the highest also with regard to 1.6w.
5, profile and architectural difference are larger.The configuration design of mobile phone often be take attractive in appearance as main, and the little loudspeaker of power small size are selected in audio frequency output; And intercom is because the environment using is more noisy, so intercom often uses the high-power larger loudspeaker of volume to export as volume.Due to the two difference of using, cause the two in appearance design, to have different requirements.
Current, San great operator has all released public network group service, comprises the sky wing intercommunication QCHAT of telecommunications, and the collection news of the Mobile phone talkback POCHe CHINAUNICOM of China Mobile are logical.Its principle is, utilizes the data channel of the base station of public mobile network to transmit intercommunication information, and call mode and conventional cluster intercommunication are similar, possess the group call ability of one-to-many.Although technically, public mobile network has been realized the function of cluster intercommunication equally, and through business development in a few years, the time delay of POC business, lower than 1 second, approaches with traditional cluster intercommunication index, and therefore, POC business starts to step into the high speed development stage.Ptt function depends on the type of the data, services of sim card, network support and your application.
Through business development in a few years, the time delay of POC business, lower than 1 second, approaches with traditional cluster intercommunication index, and therefore, POC business starts to step into the high speed development stage.Ptt function depends on the type of the data, services of sim card, network support and your application.
Current, on common public network mobile phone, install intercommunication software additional, although also can use intercommunication function, but because common mobile terminal does not have PTT button, actual public network cell phone software with in need user to pin on mobile terminal screen a key carry out PTT calling, thisly by pattern one, carry out complex operation, variant with traditional PTT pattern, two, screen key is used inconvenient.
In addition, the outer playback amount of common public network Mobile phone horn generally only has about 0.8w, and larger with the outer power difference of putting of the 2W left and right of intercommunication General Requirements, volume playback cannot meet the requirement in outdoor call.
Therefore,, when the Mobile phone talkback terminal of first three large operator is all the pattern that adopts customization machine, make mobile terminal adapt to the actual requirement of intercommunication application, but so, increased virtually the manufacturing cost of public network intercom cellphone.
Simultaneously, the high speed development of current intelligent mobile terminal, people also require fashion more for the outward appearance of mobile terminal, the outward appearance of conventional cluster intercommunication has fallen behind current masses' esthetic requirement gradually, make the fashionable element of the compatible current smart mobile phone of intercom, can make undoubtedly more crowd accept public network intercommunication application.
In addition, along with the lasting development of mobile intelligent terminal, intelligent movable operating system platform function is become stronger day by day, the following business that can carry of mobile phone and function are more and more, on mobile phone, carry traditional intercommunication business, and other abundant application is provided, bring new vitality will to intercommunication business.
Technical standard between Ge Jia cell phone manufacturer is unified not to the utmost at present.And after moving and all release PTT business respectively on its GPRS and cdma network with UNICOM future, " intercommunication " between Liang great operator different system will realize and interconnecting, and will have a technical difficult problem.
Summary of the invention
The purpose of this utility model is for above-mentioned prior art Shortcomings part, provide a kind of general Bluetooth talkback equipment with PTT key to link with hand-held mobile terminal, make any mobile terminal device with bluetooth can realize fast PTT intercommunication function, and meet public network intercommunication mobile terminal in cluster intercommunication service application, the requirement to the function of the professional application such as PTT key, volume.
Above-mentioned purpose of the present utility model can obtain by following measures, a kind of Bluetooth talkback device with PTT key, comprise the bluetooth module equipment that is provided with bluetooth headset mic interface and loudspeaker, it is characterized in that: bluetooth module equipment is provided with PTT PTT button, I/O mouth, bluetooth module pulse-code modulation pcm interface that PTT PTT button is electrically connected to bluetooth module equipment embedded with bluetooth module connect audio frequency input module and audio frequency output module; Wherein, audio frequency input module connects headset mic interface by bluetooth module audio input circuit, and audio frequency output module connects loudspeaker by bluetooth module audio output circuit; Bluetooth module obtains PTT key manual triggers signal by I/O mouth.PTT PTT key triggers intercommunication call information, bluetooth module receives after PTT key trigger message, by wireless blue tooth, to mobile terminal, send PTT key trigger message, mobile terminal receives after the PTT key trigger message of bluetooth module equipment, to the ptt server that Mobile data is online, initiate PTT call request, after call request is passed through, mobile terminal receives the audio frequency input message transmitting from bluetooth module, after coding, the ptt server online to Mobile data sends PTT audio-frequency information, the online ptt server of Mobile data receives after the PTT audio-frequency information of mobile terminal, be transmitted to PTT group other members of the group.
The utility model is compared existing operating system following beneficial effect:
1) the link form of the utility model provides a kind of general Bluetooth talkback equipment and mobile terminal with PTT key, makes any mobile terminal with bluetooth after linking with it, can supply professional cluster intercommunication function by Quick.
2) the link form of the utility model provides a kind of general Bluetooth talkback equipment and mobile terminal with PTT key, can retain the outward appearance of regular handset, makes intercom can take into account the advantage of mobile phone fashion, better meets the needs of user's daily use.
3) the link form of the utility model provides a kind of general Bluetooth talkback equipment and mobile terminal with PTT key, can exempt mobile phone that current use public mobile data network provides intercommunication function in the customization requirement adapting to aspect intercom characteristic, greatly reduce the cost of public network intercom cellphone development.
4) the link form of the utility model provides a kind of general Bluetooth talkback equipment and mobile terminal with PTT key, after the miscellaneous functions such as Computer Aided Design charging treasured, GPS, can greatly make up regular handset in the defect of professional application, make public network intercom cellphone better meet the specialized requirement of sector application.
Accompanying drawing explanation
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated.It should be noted that, in the situation that not conflicting, the embodiment in the application and the feature in embodiment be combination in any mutually.
Fig. 1 is that the utility model is with the Bluetooth talkback device schematic diagram of PTT key.
Fig. 2 is that the utility model increases the schematic diagram of power amplifier with the Bluetooth talkback device of PTT key.
Fig. 3 is that the utility model increases the schematic diagram of display screen with the Bluetooth talkback device of PTT key.
Fig. 4 is that the utility model increases the schematic diagram of rechargeable battery with the Bluetooth talkback device of PTT key.
Fig. 5 is that the utility model increases the schematic diagram of GPS with the Bluetooth talkback device of PTT key.
Fig. 6 is that the utility model increases the schematic diagram of bluetooth GPS with the Bluetooth talkback device of PTT key.
Fig. 7 is that the utility model increases the schematic diagram of conventional cluster intercommunication module with the Bluetooth talkback device of PTT key.
embodiment
Embodiment 1
Consult Fig. 1.In most preferred embodiment described below, support the general bluetooth equipment with PTT key and mobile terminal to be linked, the system model of intercommunication function is provided, comprise successively Bluetooth talkback device and mobile terminal with PTT key; The PTT PTT key, loudspeaker and the headset mic interface that wherein with the Bluetooth talkback device of PTT key, comprise bluetooth module and define on the ancillary equipment of bluetooth module.In Bluetooth talkback device with PTT key, bluetooth module connects PTT PTT button by I/O mouth, and bluetooth module connects audio frequency output module and audio frequency input module by pcm interface.
Bluetooth module by I/O mouth obtain PTT key by user's manual triggers after, bluetooth module sends to mobile terminal the information that PTT key is triggered by wireless blue tooth signal, and by wireless blue tooth signal the audio-frequency information to the input of mobile terminal transmission of audio input module; Mobile terminal receives after the information that the PTT key that sends with the Bluetooth talkback device of PTT key presses by wireless blue tooth signal, and mobile terminal opening intercom function, initiates intercommunication to the online ptt server of Mobile data and call out; Mobile terminal receives the online ptt server of Mobile data and allows after the information of calling, mobile terminal receives the audio input data with the Bluetooth talkback device transmission of PTT key, encode after processing, the ptt server online to Mobile data sends the audio-frequency information that PTT calls out, the online ptt server of Mobile data receives after the PTT voice data of mobile terminal transmission, and PTT voice data is transmitted to other mobile terminal in PTT group.
Mobile terminal receives after the PTT audio-frequency information that other mobile terminal that the online ptt server of Mobile data forwards sends, mobile terminal is after decoding, the voice data of reduction is sent to the Bluetooth talkback device with PTT key by wireless blue tooth signal, with the bluetooth module of the Bluetooth talkback device of PTT key, receive after the voice data that mobile terminal sends, by pcm interface, send to audio output apparatus.
Audio frequency input module comprises MIC at interior audio processing modules; Audio frequency output module comprises loudspeaker at interior audio processing modules.
Bluetooth module can be to comprise separately the general module of MCU function or comprise the external member that Bluetooth chip, wireless transceiver and central controller MCU assembly form.
General module or comprise Bluetooth chip, wireless transceiver and external member that central controller MCU assembly forms.
Mobile terminal comprises the mobile terminal of mobile module and conventional cluster intercommunication module.
The I/O mouth that PTT PTT key is connected with bluetooth module, can be in middle fracture, keyboard mouth, interface module or universaling I/O port at least one interface, press PTT key, bluetooth module is by scanning or interrupting receiving corresponding information, and bluetooth module sends PTT key trigger message to mobile phone.
Interface module comprises analog interface, digital interface and three sub-blocks of man-machine interface:
(1) analog interface comprises; Phonetic entry/output interface; Radio frequency control interface.
(2) satellite interface; The collection of the analog quantity such as battery electric quantity, battery temperature.
(3) digital interface comprises; System interface; SIM card interface; Test interface; EEPROM interface; Memory interface; ROM interface is mainly used to connect stored program memory FLASHROM, common storage layer1 in FLASHROM, 2,3, the program of MMI and application layer.RAM interface is mainly used to connect the static RAM (SRAM) (SRAM) of storage temporal data.
Embodiment 2
Consult Fig. 2.In embodiment illustrated in fig. 2, according to embodiment 1, audio frequency output module is electrically connected to bluetooth module pulse-code modulation pcm interface and volume adjusting key by power amplifier module.Volume adjusting key is connected on the peripheral control circuit of power amplifier module.The multiple that volume adjusting key amplifies for regulating power, can meet the needs that user regulates volume.Due to cluster intercommunication terminal in actual use, need to face noisy environment, so volume is a very important index in cluster intercommunication terminal application.The present embodiment is electrically connected to power amplifier module at bluetooth module with audio frequency output module, uses power amplification, can increase the power with the audio frequency output of the bluetooth equipment of PTT key, to meet volume cluster intercommunication clearly requirement in noisy environment.
Embodiment 3
Consult Fig. 3.In the embodiment shown in fig. 3, for making cluster intercommunication terminal in actual use, show group information, make user understand the group name information of current calling.According to embodiment 1, on the central controller MCU of bluetooth module, be also connected with information display module, information display module shows by the data of MCU mobile terminal receive wireless transmission.Due in cluster intercommunication application, people can be under the jurisdiction of a plurality of PTT group.The group belonging to when making more clear own current calling of user, it is a kind of demand of necessity that group's demonstration information is provided on bluetooth equipment.
Embodiment 4
Consult Fig. 4.In the embodiment shown in fig. 4, according to embodiment 1, be also provided with mobile terminal charging inlet on bluetooth module equipment, mobile terminal charging inlet is provided and is provided charging to bluetooth module device power supply (DPS) by charging cell module.Mobile terminal charging inlet can adopt USB general-purpose interface.The interface that simultaneously provides mobile terminal charging inlet to charge to mobile terminal.
Because smart mobile phone power consumption is larger, cluster intercommunication business belongs to routine work important means, is the call requirement of continuity mobile terminal longer time, increases the precious battery of charging on bluetooth equipment, contribute to improve the service time of mobile terminal, the carrying out of better safeguard work.
Embodiment 5
Consult Fig. 5.In the embodiment shown in fig. 5, on the basis of embodiment 1, be also provided with the GPS module on the central controller MCU that is connected to bluetooth module on bluetooth module equipment, MCU controls GPS module operating state.MCU, by the instruction of Bluetooth chip mobile terminal receive, opens, closes, collects the operations such as data to GPS module.MCU is responsible for processing the work of all bluetooth modules; Bluetooth chip is for the treatment of wireless blue tooth signal and information; It is mutual that wireless transceiver carries out the transfer of data of Bluetooth signal, and by the data of the GPS module of collecting by wireless transmission to mobile terminal.After mobile terminal receives the gps data of bluetooth module, at software application calling data.Because GPS module belongs to the parts that power consumption is larger in mobile terminal, while part mobile terminal is the poor-performing of GPS in design, but positioning function belongs to important function in cluster intercommunication application, for promoting the performance of GPS, reduce the power consumption of mobile terminal, in bluetooth, increasing GPS function, is a kind of important solution.
Embodiment 6
Consult Fig. 6.In the embodiment shown in fig. 6, according to the execution mode of embodiment 1 and embodiment 5, can be set to bluetooth equipment 2 and GPS module and the bluetooth module 1 composition bluetooth equipment 1 with PTT key as embodiment by bluetooth module equipment, make mobile terminal can connect bluetooth equipment 1 and 2 two bluetooth equipments of bluetooth equipment simultaneously.Bluetooth equipment 1 and bluetooth equipment 2 are all built in the Bluetooth talkback device with PTT key, share same power module; Bluetooth equipment 1 mobile terminal receive is for the control of GPS module, comprises that GPS opens, closes, data are extracted and be transferred to mobile terminal.Bluetooth equipment 2 and mobile terminal carry out the control of PTT calling.Because GPS Bluetooth is comparatively complicated, the R&D cycle is longer, also can consider directly to use ripe GPS bluetooth module assembly to realize corresponding GPS Functional Design in embodiment 1, although cost increases, can increase research and development progress.
Embodiment 7
Consult Fig. 7.In the embodiment shown in fig. 7, on the basis of embodiment 1, on bluetooth module equipment, be also provided with the conventional cluster intercommunication module on the central controller MCU that is connected to bluetooth module, wherein, PTT key and audio frequency input module are connected on conventional cluster intercommunication module and bluetooth module simultaneously.When PTT key triggers, conventional cluster intercommunication module and bluetooth module send PTT call information simultaneously, and finally simultaneously the channel by mobile data network and conventional cluster intercommunication send PTT simultaneously and call out.
The audio output circuit of conventional cluster intercommunication module and the audio output circuit of bluetooth module are connected on respectively on switch 1 and switch 2, and the control of switch 1 and switch 2 is controlled by bluetooth module.
Conventional cluster intercommunication module has the SQ leg signal of identification audio output information to connect bluetooth module simultaneously.When conventional cluster intercommunication module is received PTT voice, the SQ leg signal of identification audio output information has output, when bluetooth module receives the SQ leg signal of conventional cluster intercommunication module, represent the current PTT of the receiving call information of conventional cluster intercommunication, there is the incoming call of conventional cluster intercommunication PTT voice.
Bluetooth module is notified mobile terminal by conventional cluster intercommunication PTT call information by wireless blue tooth, by mobile terminal, judges whether to allow the PTT voice of conventional cluster intercommunication to play to audio frequency output module by switch 1.
The combination of switch 1 and switch 2 allows the PTT audio frequency of conventional cluster intercommunication and the audio frequency of public network intercommunication to play two-way PTT audio frequency with audio mixing form or two kinds of modes of single channel output.Concrete control implemented according to strategy by mobile terminal.
Conventional cluster intercommunication module comprises simulation intercommunication module, digital intercom module, 350M simulation cluster intercommunication module, 350M Digital Clustering intercommunication module, 800M Digital Clustering intercommunication module.
Public network intercommunication has the feature that coverage is large, but is easily limited by the capacity limit of mobile network base station, under special screne, easily gets clogged.Conventional cluster intercommunication is not restriction on group's capacity, but transmission range is limited.
In actual scene, the two mixes use can avoid defect separately, has complementary advantages.
Therefore in public network intercommunication, merge conventional cluster intercommunication, PTT is used double-channel to send while calling out, can take into account advantage separately, avoids shortcoming separately.
Due to public network intercommunication, to compare conventional cluster intercommunication propagation delay time larger, and therefore, when PTT signal sends information by binary channels simultaneously, it is slow that the PTT audio signal that public network intercommunication is received is wanted, and broadcasting simultaneously can cause confusion.
Therefore design is upper, needs mobile terminal to judge, whether the audio-frequency information that the PTT audio-frequency information of receiving mobile network and conventional cluster intercommunication are received is the voice of same corresponding relation; If so, just need to shield the voice messaging of public network intercommunication, only play the voice of conventional cluster intercommunication.If not, by mobile terminal judgement, by audio mixing, broadcasted, or broadcast a wherein road according to priority level initializing.
Above-described is only preferred embodiment of the present utility model.Should be understood that; for the person of ordinary skill of the art; do not departing under the prerequisite of the utility model principle; can also make some distortion and improvement; such as; can to above-described embodiment 1-7, carry out mutual combination or combination according to the utility model, these combinations or change and change should be considered as belonging to protection range of the present utility model.
Claims (2)
1. the Bluetooth talkback device with PTT key, comprise the bluetooth module equipment that is provided with bluetooth headset mic interface and loudspeaker, it is characterized in that: bluetooth module equipment is provided with PTT PTT button, I/O mouth, bluetooth module pulse-code modulation pcm interface that PTT PTT button is electrically connected to bluetooth module equipment embedded with bluetooth module connect audio frequency input module and audio frequency output module; Wherein, audio frequency input module connects headset mic interface by bluetooth module audio input circuit, and audio frequency output module connects loudspeaker by bluetooth module audio output circuit; Bluetooth module obtains PTT key manual triggers signal by I/O mouth.
2. the Bluetooth talkback device with PTT key as claimed in claim 1, is characterized in that: bluetooth module comprises and comprises separately the general module of MCU function or comprise the external member that Bluetooth chip, wireless transceiver and central controller MCU assembly form.
3. the Bluetooth talkback device with PTT key as claimed in claim 1, it is characterized in that: the I/O mouth that PTT PTT key is connected with bluetooth module, comprises middle fracture, keyboard mouth or at least one interface of universaling I/O port, analog interface, digital interface and man-machine interface.
4. the Bluetooth talkback device with PTT key as claimed in claim 1, it is characterized in that: audio frequency output module is electrically connected to bluetooth module pulse-code modulation pcm interface and volume adjusting key by power amplifier module, volume adjusting key is connected on the peripheral control circuit of power amplifier module.
5. the Bluetooth talkback device with PTT key as claimed in claim 2, is characterized in that: on the central controller MCU of bluetooth module, be connected with information display module, information display module shows by the data of MCU mobile terminal receive wireless transmission.
6. the Bluetooth talkback device with PTT key as claimed in claim 1, is characterized in that: on bluetooth module equipment, be also provided with mobile terminal charging inlet, mobile terminal charging inlet is provided and provided charging to bluetooth module device power supply (DPS) by charging cell module.
7. the Bluetooth talkback device with PTT key as claimed in claim 1, is characterized in that: on bluetooth module equipment, be also provided with the GPS module on the central controller MCU that is connected to bluetooth module, MCU controls GPS module operating state.
8. the Bluetooth talkback device with PTT key as claimed in claim 1, it is characterized in that: bluetooth module equipment is provided with the bluetooth equipment 2 of PTT key and the bluetooth equipment 1 of GPS module and bluetooth module 1 composition, bluetooth equipment 1 and bluetooth equipment 2 are all built in the Bluetooth talkback device with PTT key, share same power module.
9. the Bluetooth talkback device with PTT key as claimed in claim 1, it is characterized in that: on bluetooth module equipment, be also provided with the conventional cluster intercommunication module on the central controller MCU that is connected to bluetooth module, wherein, PTT key and audio frequency input module are connected on conventional cluster intercommunication module and bluetooth module simultaneously; The audio output circuit of conventional cluster intercommunication module and the audio output circuit of bluetooth module are connected on respectively on switch 1 and switch 2, and switch 1 and switch 2 are controlled by bluetooth module.
10. the Bluetooth talkback device with PTT key as claimed in claim 9, is characterized in that: conventional cluster intercommunication module comprises simulation intercommunication module, digital intercom module, 350M simulation cluster intercommunication module, 350M Digital Clustering intercommunication module, 800M Digital Clustering intercommunication module.
The 11. Bluetooth talkback devices with PTT key as claimed in claim 5, is characterized in that: described mobile terminal comprises the mobile terminal of mobile module and conventional cluster intercommunication module.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420152693.1U CN203872357U (en) | 2014-03-31 | 2014-03-31 | Bluetooth intercommunication apparatus with push-to-talk (PTT) button |
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| CN201420152693.1U CN203872357U (en) | 2014-03-31 | 2014-03-31 | Bluetooth intercommunication apparatus with push-to-talk (PTT) button |
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| CN201420152693.1U Expired - Fee Related CN203872357U (en) | 2014-03-31 | 2014-03-31 | Bluetooth intercommunication apparatus with push-to-talk (PTT) button |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104468933A (en) * | 2014-12-19 | 2015-03-25 | 罗晓东 | Method and device for leaving voice messages between single person and multiple persons through mobile network |
| CN105554691A (en) * | 2015-12-30 | 2016-05-04 | 太仓卡斯特姆新材料有限公司 | Low power Bluetooth intercom device |
| CN106331901A (en) * | 2015-07-03 | 2017-01-11 | 石家庄市善理通益科技有限公司 | Bluetooth hand microphone, smart terminal, and digital trunked intercom system |
| CN106714091A (en) * | 2017-01-24 | 2017-05-24 | 青岛海信移动通信技术股份有限公司 | Communication method and device of mobile terminal |
| CN108462514A (en) * | 2017-02-17 | 2018-08-28 | 林妙勇 | Bluetooth talkback device and related intercom system |
| CN108777846A (en) * | 2018-06-06 | 2018-11-09 | 海能达通信股份有限公司 | A kind of communication means and device of intercommunication terminal |
| CN115843124A (en) * | 2022-10-28 | 2023-03-24 | 北京纽曼凤凰科技有限公司 | WIFI-free talkback method for public network WIFI interphone |
| CN116961704A (en) * | 2023-08-03 | 2023-10-27 | 西安旭阳通讯设备有限公司 | Method for realizing Bluetooth sound box function of interphone |
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2014
- 2014-03-31 CN CN201420152693.1U patent/CN203872357U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104468933A (en) * | 2014-12-19 | 2015-03-25 | 罗晓东 | Method and device for leaving voice messages between single person and multiple persons through mobile network |
| CN106331901A (en) * | 2015-07-03 | 2017-01-11 | 石家庄市善理通益科技有限公司 | Bluetooth hand microphone, smart terminal, and digital trunked intercom system |
| CN105554691A (en) * | 2015-12-30 | 2016-05-04 | 太仓卡斯特姆新材料有限公司 | Low power Bluetooth intercom device |
| CN106714091A (en) * | 2017-01-24 | 2017-05-24 | 青岛海信移动通信技术股份有限公司 | Communication method and device of mobile terminal |
| CN108462514A (en) * | 2017-02-17 | 2018-08-28 | 林妙勇 | Bluetooth talkback device and related intercom system |
| CN108777846A (en) * | 2018-06-06 | 2018-11-09 | 海能达通信股份有限公司 | A kind of communication means and device of intercommunication terminal |
| CN115843124A (en) * | 2022-10-28 | 2023-03-24 | 北京纽曼凤凰科技有限公司 | WIFI-free talkback method for public network WIFI interphone |
| CN115843124B (en) * | 2022-10-28 | 2024-04-19 | 北京纽曼凤凰科技有限公司 | WIFI-free intercom method for public network WIFI intercom |
| CN116961704A (en) * | 2023-08-03 | 2023-10-27 | 西安旭阳通讯设备有限公司 | Method for realizing Bluetooth sound box function of interphone |
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