CN102624963A - Mobile phone with full duplex wireless intercom function, and implementation method thereof - Google Patents
Mobile phone with full duplex wireless intercom function, and implementation method thereof Download PDFInfo
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- CN102624963A CN102624963A CN2011100280390A CN201110028039A CN102624963A CN 102624963 A CN102624963 A CN 102624963A CN 2011100280390 A CN2011100280390 A CN 2011100280390A CN 201110028039 A CN201110028039 A CN 201110028039A CN 102624963 A CN102624963 A CN 102624963A
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Abstract
The invention discloses a mobile phone with a full duplex wireless intercom function, and an implementation method thereof. The mobile phone comprises a housing, a motherboard, a microprocessor controller (101), a display screen (102), a radio frequency module, a memory (103) and a power management unit, and further comprises a full duplex intercom module connected with the microprocessor controller (101). The implementation method comprises upstream steps and downstream steps. According to the invention, the problem of inconvenience in carrying an intercom and a mobile phone simultaneously in the prior art is solved, and an intercom function is provided for the mobile phone. In situations where calls are frequent and relatively fixed, with the invention, call charge can be reduced, call cost is reduced, more rich application functions are added into the mobile phone, and market scale can be expanded.
Description
Technical field
The present invention relates to the telecommunications field, relate in particular to a kind of mobile phone and its implementation with full duplex radio intercommunication function.
Background technology
Intercom, English name are two way radio, are a kind of bidirectional mobile communication instruments, under the situation of network support, just can converse, and do not have telephone expenses to produce, and the occasion that is suitable for the frequent dialogue of relative fixed and needs is used.Patent Office of Intellectual Property in China office discloses a kind of intercom on March 18th, 2009; Its publication number is CN 201403123; This intercom comprises key-press module, light emitting module; And the control module that links to each other with said key-press module, said light emitting module respectively, said control module receives the actuation of keys signal of said key-press module, and controlling said light emitting module, to carry out distress signal luminous.Though this intercom can directly be cried for help through this intercom, be convenient for people to operation, avoided further having ensured people's safety of life and property because of the untimely dangerous situation that causes of emergency operation worsens.
But along with the development with mechanics of communication of popularizing of mobile phone, people carry and imperative equipment or mobile phone, and the bluetooth equipment on the mobile phone generally is used for doing the conversation of making a phone call and uses.Two mobile phones are designated as mobile phone 1 and mobile phone 2 respectively, and mobile phone 1 carries out voice with mobile phone 2 and links up through the network of mobile communication, and mobile phone 1 can be connected to a bluetooth equipment.But can not carry out voice call between mobile phone 1 and the bluetooth equipment, as using mobile phone to talk with in the occasion of relative fixed and frequently dialogue, the telephone expenses cost is higher again.Having the function of intercom if any a kind of mobile phone, not only can realize frequent dialogue but also can save telephone expenses, and need not to carry other equipment in addition, is satisfactory to both parties neat U.S.A.
Summary of the invention
The purpose of this invention is to provide a kind of mobile phone and its implementation with full duplex radio intercommunication function.
Mobile phone with full duplex radio intercommunication function provided by the present invention comprises housing, mainboard, microprocessor controller (101), display screen (102), radio-frequency module, memory (103) and PMU; Also comprise the full duplex intercommunication module that is connected with said microprocessor controller (101).
Said full duplex intercommunication module comprises the first audio frequency input module (104), the first audio frequency output module (106), bluetooth module, bluetooth earphone (200), and first receiver (107) and first microphone (105), the said first audio frequency input module (104), the first audio frequency output module (106), bluetooth module, first receiver (107) and first microphone (105) all are arranged on the mainboard and are located at the inside of said housing; The said first audio frequency input module (104) one ends are connected with said microprocessor controller (101) and the other end is connected with said first receiver (107); The said first audio frequency output module (106) one ends are connected with said microprocessor controller (101) and the other end is connected with said first microphone (105); Said bluetooth module one end be connected with said microprocessor controller (101) circuit and the other end and said bluetooth earphone (200) through the Bluetooth signal wireless connections.
Implementation method provided by the present invention comprises up step and descending step.
Said up steps in sequence comprises:
15) step of cellphone subscriber's input audio signal;
16) mobile phone carries out processed steps to audio signal;
17) mobile phone sends to audio signal the step of bluetooth earphone;
18) bluetooth earphone handles and exports to bluetooth earphone user's step to audio signal;
Said descending steps in sequence comprises:
21) step of bluetooth earphone user input audio signal;
22) bluetooth earphone carries out processed steps to audio signal;
23) bluetooth earphone sends to audio signal the step of mobile phone;
24) cellphone subscriber's step handled and exports to by mobile phone to audio signal;
Mobile phone and its implementation with full duplex radio intercommunication function provided by the present invention; Solved that intercom and mobile phone carry inconvenient problem simultaneously in the prior art, let the mobile phone have the function of intercommunication, frequent and fixing occasion in conversation; Use the present invention can save telephone expenses; Reduce the conversation cost,, can enlarge market scale for mobile phone has increased abundanter application function.
Description of drawings
Fig. 1 has the electrical block diagram of the mobile phone of full duplex intercommunication function for the present invention;
Fig. 2 is the bluetooth earphone electrical block diagram described in Fig. 1.
Embodiment
For the purpose, technical scheme and the advantage that make the embodiment of the invention clearer; To combine the accompanying drawing in the embodiment of the invention below; Technical scheme in the embodiment of the invention is carried out clear, intactly description; Obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills make the every other embodiment that is obtained under the creative work prerequisite not doing, and all belong to the scope of the present invention's protection.
Embodiment one
As shown in Figure 1, a kind of mobile phone with full duplex radio intercommunication function comprises housing, mainboard, microprocessor controller 101, display screen 102, radio-frequency module, memory 103 and PMU; It is characterized in that: also comprise the full duplex intercommunication module that is connected with said microprocessor controller 101.
Said full duplex intercommunication module comprises that the first audio frequency input module 104, the first audio frequency output module 106, embedded with bluetooth module, bluetooth earphone 200, the first receivers 107 and first microphone 105, the said first audio frequency input module 104, the first audio frequency output module 106, embedded with bluetooth module, first receiver 107 and first microphone 105 all are arranged on the mainboard and are located at the inside of said housing; The said first audio frequency input module, 104 1 ends are connected with said microprocessor controller 101 and the other end is connected with said first receiver 107; The said first audio frequency output module, 106 1 ends are connected with said microprocessor controller 101 and the other end is connected with said first microphone 105; Said embedded with bluetooth module one end be connected with said microprocessor controller 101 circuit and the other end and said bluetooth earphone 200 through the Bluetooth signal wireless connections.It will be understood by those skilled in the art that the user is enclosed within said bluetooth earphone 200 on the ear, the wireless receiving audio signal when using.
Said embedded with bluetooth module comprises Bluetooth control chip 108, first radio-frequency power amplifier and first antenna 111; Said Bluetooth control chip 108 1 ends are connected with said microprocessor controller 101 circuit and the other end is connected with an end of said first radio-frequency power amplifier, and the other end of said first radio-frequency power amplifier is connected with said first antenna 111.
Said full duplex intercommunication module also comprises a pulse code modulation interface pcm interface, and an end of said pulse code modulation interface pcm interface is connected with said microprocessor controller 101 and the other end is connected with said Bluetooth control chip 108.
Said first radio-frequency power amplifier comprises first transmit amplifier 110 and first reception amplifier 109, and an end of an end of said first transmit amplifier 110 and said first reception amplifier 109 is connected with said Bluetooth control chip 108 respectively; The other end of the other end of said first transmit amplifier 110 and said first reception amplifier 109 is connected with said first antenna 111 respectively.
As shown in Figure 2, said bluetooth earphone 200 comprises second receiver 201, second microphone 205, the second audio frequency input module 206, the second audio frequency output module 202, modulation circuit 207, demodulator circuit 203, second radio-frequency power amplifier and second antenna 209; Said second receiver 201, the said second audio frequency output module 202, said demodulator circuit 203 circuit successively connect; Said second microphone 205, the said second audio frequency input module 206 and said modulation circuit 207 circuit successively connect, and an end of said second radio-frequency power amplifier is with said modulation circuit 207 and said demodulator circuit 203 is connected respectively and the other end is connected with said second antenna 209.
Said second radio-frequency power amplifier comprises second reception amplifier 204 and second transmit amplifier 208, and an end of said second reception amplifier 204 is connected with said demodulator circuit 203 and the other end is connected with said second antenna 209; One end of said second transmit amplifier 208 is connected with said modulation circuit 207 and the other end is connected with said second antenna 209.
It will be appreciated by those skilled in the art that; The present invention has the mobile phone of full duplex radio intercommunication function; The implementation procedure of its ascender is: the user is through first microphone, 105 input simulated audio signals; This simulated audio signal sends to said microprocessor controller 101 through the said first audio frequency input module 104; Said microprocessor controller 101 carries out pulse code modulation to it after receiving this simulated audio signal, forms pcm digital audio signal, and sends to said Bluetooth control chip 108 through said pulse code modulation interface pcm interface.110 pairs of said digital audio and video signals of said Bluetooth control chip 108 said first transmit amplifiers of control carry out power amplification; Send to said bluetooth earphone 200 through said first antenna 111 again; Said bluetooth earphone 200 sends to said second reception amplifier 204 after receiving this audio signal through said second antenna 209; After amplifying, 204 pairs of these audio signals of said second reception amplifier send to said demodulator circuit 203; Demodulator circuit 203 is demodulated into analog signal with this audio signal, sends to said second receiver 201 through the said second audio frequency output module 202, thereby makes the user of bluetooth earphone 200 receive said cellphone subscriber's voice.
The implementation procedure of its descender is: the user is through second microphone, 205 input simulated audio signals; This simulated audio signal sends to after said modulation circuit 207 modulates through the said second audio frequency input module 206; Send to said second transmit amplifier 208,208 pairs of these audio signals of said second transmit amplifier carry out power amplification after said second antenna 209 carries out wireless transmission; After said mobile phone receives this audio signal through said first antenna 111; Send to said Bluetooth control chip 108 after amplifying through 109 pairs of these audio signals of said first reception amplifier; Said Bluetooth control chip 108 is demodulated into pulse code digital signal PCM signal with this audio signal; And pass to said microprocessor controller 101 through said pulse code modulation interface pcm interface; Said microprocessor controller 101 converts this digital audio and video signals into simulated audio signal, sends to 107 outputs of said first receiver by the said first audio frequency output module 106 again.The cellphone subscriber just receives bluetooth earphone 200 user's voice like this.
Communication frequency between the said bluetooth earphone 200 and first antenna 111 is 2.4GHz ISM.
Communication bandwidth between said bluetooth earphone 200 and said first antenna 111 is 2Mbps.
The power output of the said first radio-frequency power amplifier device is 4dBm.
Also be connected with first filter circuit between said first reception amplifier 109 and said first antenna 111; It will be appreciated by those skilled in the art that; Said first antenna 111 is when receiving audio signal; Can receive some noises, said first filter circuit is used to filter out said noise, prevents that said first reception amplifier 109 from together amplifying said noise.
Be used for preventing that said first reception amplifier 109 from amplifying the noise of wireless transmission process.
Also be connected with second filter circuit between said second reception amplifier 204 and said second antenna 209; In like manner; Said second antenna 209 is when receiving audio signal; Also can receive some noises, said second filter circuit is used to filter out said noise, prevents that said second reception amplifier 204 from together amplifying said noise.
Embodiment two
Present embodiment two provides the implementation method of the mobile phone with full duplex radio intercommunication function described in the foregoing description one, comprises up step, and said up steps in sequence is:
19) step of cellphone subscriber's input audio signal;
20) mobile phone carries out processed steps to audio signal;
21) mobile phone sends to audio signal the step of bluetooth earphone;
22) bluetooth earphone handles and exports to bluetooth earphone user's step to audio signal;
Said implementation method also comprises descending step, and said descending steps in sequence is:
21) step of bluetooth earphone user input audio signal;
22) bluetooth earphone carries out processed steps to audio signal;
23) bluetooth earphone sends to audio signal the step of mobile phone;
24) cellphone subscriber's step handled and exports to by mobile phone to audio signal;
The step of said step 11) cellphone subscriber's input audio signal comprises: the user imports simulated audio signal facing to the mobile phone microphone sounding.
Said step 12) mobile phone carries out processed steps to audio signal and comprises successively:
Step 121) simulated audio signal sends to said microprocessor controller through the said first audio frequency input module;
Step 122) said microprocessor controller carries out pulse code modulation to simulated audio signal, forms pcm digital audio signal, and sends to the Bluetooth control chip through said pulse code modulation interface;
Step 123) Bluetooth control chip controls first transmit amplifier carries out power amplification and sends to first antenna digital audio and video signals.
Said step 13) mobile phone comprises the steps in sequence that audio signal sends to bluetooth earphone:
Step 131) first antenna receives the digital audio and video signals of said first transmit amplifier output;
Step 132) first antenna wireless sends said digital audio and video signals.
Said step 14) bluetooth earphone handled and exported to the bluetooth earphone user to audio signal steps in sequence comprises:
Step 141) said bluetooth earphone receives said digital audio and video signals through said second antenna, and sends to said second reception amplifier;
Step 142) said second reception amplifier carries out power amplification and sends to said demodulator circuit said digital audio and video signals;
Step 143) said demodulator circuit is demodulated into simulated audio signal with said digital audio and video signals, and sends to second receiver through the second audio frequency output module;
Step 144) second receiver is exported said simulated audio signal.
Said step 21) step of bluetooth earphone user input audio signal comprises: the user imports simulated audio signal facing to the second microphone sounding of bluetooth earphone.
Said step 22) bluetooth earphone carries out processed steps to audio signal and comprises successively:
Step 221) simulated audio signal sends to said modulation circuit through the said second audio frequency input module;
Step 222) said modulation circuit is modulated into digital audio and video signals with this simulated audio signal, and sends to second transmit amplifier;
Step 223) second transmit amplifier carries out sending to said second antenna after the power amplification to said digital audio and video signals;
Said step 23) bluetooth earphone comprises the steps in sequence that audio signal sends to mobile phone:
Step 231) said second antenna receives the digital audio and video signals of said second transmit amplifier output;
Step 232) said second antenna wireless sends said digital audio and video signals.
Said step 24) the mobile phone steps in sequence of audio signal being handled and exported to the cellphone subscriber comprises:
Step 241) said mobile phone receives said teaching machine audio signal and sends to said first reception amplifier through first antenna;
Step 242) first reception amplifier carries out power amplification and sends to said Bluetooth control chip said digital audio and video signals;
Step 243) said Bluetooth control chip is pulse code digital signal (PCM signal) with said digital audio and video signals receipt and sends to microprocessor controller through pulse code modulation interface (pcm interface));
Step 244) microprocessor controller converts said pulse code digital signal into analog signal, sends to first receiver by the said first audio frequency output module;
Step 245) receiver is exported said analog signal.
Said step 24) cellphone subscriber's step handled and exports to by mobile phone to audio signal; Before first reception amplifier carries out power amplification to said digital audio and video signals, also comprise the step that signal that first filter circuit receives first antenna carries out filtering.
Said step 14) bluetooth earphone handles and exports to bluetooth earphone user's step to audio signal; Before second reception amplifier carries out power amplification to said digital audio and video signals, also comprise the step that signal that second filter circuit receives second antenna carries out filtering.
What should explain at last is: above embodiment is only in order to explaining technical scheme of the present invention, but not to its restriction; Although with reference to previous embodiment the present invention has been carried out detailed explanation, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these are revised or replacement, do not make the spirit and the scope of the essence disengaging various embodiments of the present invention technical scheme of relevant art scheme.
Claims (21)
1. the mobile phone with full duplex radio intercommunication function comprises housing, mainboard, microprocessor controller (101), display screen (102), radio-frequency module, memory (103) and PMU; It is characterized in that: also comprise the full duplex intercommunication module that is connected with said microprocessor controller (101).
2. the mobile phone with full duplex radio intercommunication function as claimed in claim 1; It is characterized in that: said full duplex intercommunication module comprises the first audio frequency input module (104), the first audio frequency output module (106), bluetooth module, bluetooth earphone (200), and first receiver (107) and first microphone (105), the said first audio frequency input module (104), the first audio frequency output module (106), bluetooth module, first receiver (107) and first microphone (105) all are arranged on the mainboard and are located at the inside of said housing; The said first audio frequency input module (104) one ends are connected with said microprocessor controller (101) and the other end is connected with said first receiver (107); The said first audio frequency output module (106) one ends are connected with said microprocessor controller (101) and the other end is connected with said first microphone (105); Said bluetooth module one end be connected with said microprocessor controller (101) circuit and the other end and said bluetooth earphone (200) through the Bluetooth signal wireless connections.
3. the mobile phone with full duplex radio intercommunication function as claimed in claim 2; It is characterized in that: said bluetooth module comprises Bluetooth control chip (108), first radio-frequency power amplifier and first antenna (111); Said Bluetooth control chip (108) one ends are connected with said microprocessor controller (101) circuit and the other end is connected with an end of said first radio-frequency power amplifier, and the other end of said first radio-frequency power amplifier is connected with said first antenna (111).
4. the mobile phone with full duplex radio intercommunication function as claimed in claim 3; It is characterized in that: said full duplex intercommunication module also comprises a pulse code modulation interface, and an end of said pulse code modulation interface is connected with said microprocessor controller (101) and the other end is connected with said Bluetooth control chip (108).
5. the mobile phone with full duplex radio intercommunication function as claimed in claim 4; It is characterized in that: said first radio-frequency power amplifier comprises first transmit amplifier (110) and first reception amplifier (109), and an end of an end of said first transmit amplifier (110) and said first reception amplifier (109) is connected with said Bluetooth control chip (108) respectively; The other end of the other end of said first transmit amplifier (110) and said first reception amplifier (109) is connected with said first antenna (111) respectively.
6. each described mobile phone in the claim 2 to 5 with full duplex radio intercommunication function, it is characterized in that: said bluetooth earphone (200) comprises second receiver (201), second microphone (205), the second audio frequency input module (206), the second audio frequency output module (202), modulation circuit (207), demodulator circuit (203), second radio-frequency power amplifier and second antenna (209); Said second receiver (201), the said second audio frequency output module (202), said demodulator circuit (203) circuit successively connect; Said second microphone (205), the said second audio frequency input module (206) and said modulation circuit (207) circuit successively connect, and an end of said second radio-frequency power amplifier is connected respectively with said modulation circuit (207) and said demodulator circuit (203) and the other end is connected with said second antenna (209).
7. the described mobile phone of claim 6 with full duplex radio intercommunication function; It is characterized in that: said second radio-frequency power amplifier comprises second reception amplifier (204) and second transmit amplifier (208), and an end of said second reception amplifier (204) is connected with said demodulator circuit (203) and the other end is connected with said second antenna (209); One end of said second transmit amplifier (208) is connected with said modulation circuit (207) and the other end is connected with said second antenna (209).
8. the mobile phone with full duplex radio intercommunication function as claimed in claim 7 is characterized in that: the communication frequency between said bluetooth earphone (200) and first antenna (111) is 2.4GHz ISM; Communication bandwidth between said bluetooth earphone (200) and said first antenna (111) is 2Mbps; The power output of the said first radio-frequency power amplifier device is 4dBm.
9. the mobile phone with full duplex radio intercommunication function as claimed in claim 8 is characterized in that: also be connected with first filter circuit between said first reception amplifier (109) and said first antenna (111).
10. the mobile phone with full duplex radio intercommunication function as claimed in claim 9 is characterized in that: also be connected with second filter circuit between said second reception amplifier (204) and said second antenna (209).
11. the implementation method with mobile phone of full duplex radio intercommunication function comprises up step and descending step, said up steps in sequence comprises:
11) step of cellphone subscriber's input audio signal;
12) mobile phone carries out processed steps to audio signal;
13) mobile phone sends to audio signal the step of bluetooth earphone;
14) bluetooth earphone handles and exports to bluetooth earphone user's step to audio signal;
Said descending steps in sequence comprises:
21) step of bluetooth earphone user input audio signal;
22) bluetooth earphone carries out processed steps to audio signal;
23) bluetooth earphone sends to audio signal the step of mobile phone;
24) cellphone subscriber's step handled and exports to by mobile phone to audio signal.
12. implementation method as claimed in claim 11 is characterized in that, said step 11) comprises: the user imports simulated audio signal facing to the mobile phone microphone sounding.
13. implementation method as claimed in claim 11 is characterized in that, said step 12) comprises successively:
Step 121) simulated audio signal sends to said microprocessor controller through the said first audio frequency input module;
Step 122) said microprocessor controller carries out pulse code modulation to simulated audio signal, forms pcm digital audio signal, and sends to the Bluetooth control chip through said pulse code modulation interface;
Step 123) Bluetooth control chip controls first transmit amplifier carries out power amplification and sends to first antenna digital audio and video signals.
14. implementation method as claimed in claim 11 is characterized in that, said step 13) comprises successively:
Step 131) first antenna receives the digital audio and video signals of said first transmit amplifier output;
Step 132) first antenna wireless sends said digital audio and video signals.
15. implementation method as claimed in claim 11 is characterized in that, said step 14) comprises successively:
Step 141) said bluetooth earphone receives said digital audio and video signals through said second antenna, and sends to said second reception amplifier;
Step 142) said second reception amplifier carries out power amplification and sends to said demodulator circuit said digital audio and video signals;
Step 143) said demodulator circuit is demodulated into simulated audio signal with said digital audio and video signals, and sends to second receiver through the second audio frequency output module;
Step 144) second receiver is exported said simulated audio signal.
16. implementation method as claimed in claim 11 is characterized in that, said step 21) comprising: the user imports simulated audio signal facing to the second microphone sounding of bluetooth earphone.
17., it is characterized in that said step 22 like implementation method as claimed in claim 11) comprise successively:
Step 221) simulated audio signal sends to said modulation circuit through the said second audio frequency input module;
Step 222) said modulation circuit is modulated into digital audio and video signals with this simulated audio signal, and sends to second transmit amplifier;
Step 223) second transmit amplifier carries out sending to said second antenna after the power amplification to said digital audio and video signals.
18. implementation method as claimed in claim 11 is characterized in that, said step 23) comprise successively:
Step 231) said second antenna receives the digital audio and video signals of said second transmit amplifier output;
Step 232) said second antenna wireless sends said digital audio and video signals.
19. implementation method as claimed in claim 11 is characterized in that, said step 24) comprise successively:
Step 241) said mobile phone receives said teaching machine audio signal and sends to said first reception amplifier through first antenna (111);
Step 242) first reception amplifier carries out power amplification and sends to said Bluetooth control chip said digital audio and video signals;
Step 243) said Bluetooth control chip is the pulse code digital signal with said digital audio and video signals receipt and sends to microprocessor controller through the pulse code modulation interface;
Step 244) microprocessor controller converts said pulse code digital signal into analog signal, sends to first receiver by the said first audio frequency output module;
Step 245) receiver is exported said analog signal.
20. implementation method as claimed in claim 14 is characterized in that, also comprises: before second reception amplifier carries out power amplification to said digital audio and video signals, also comprise the step that signal that second filter circuit receives second antenna carries out filtering.
21. implementation method as claimed in claim 18 is characterized in that, also comprises: before first reception amplifier carries out power amplification to said digital audio and video signals, also comprise the step that signal that first filter circuit receives first antenna carries out filtering.
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| CN103533716A (en) * | 2013-10-25 | 2014-01-22 | 深圳市镭润科技有限公司 | Control method, controlled equipment and control equipment based on Bluetooth communication technology |
| CN107911808A (en) * | 2017-11-15 | 2018-04-13 | 深圳市鑫王牌科技发展有限公司 | The communication system and the means of communication of simulation intercommunication are realized based on mobile phone terminal |
| CN108718332A (en) * | 2018-05-09 | 2018-10-30 | 杭州能尔科技有限公司 | A kind of data transmission interactive communication system |
| CN109874116A (en) * | 2017-12-05 | 2019-06-11 | 北京小米移动软件有限公司 | Information transferring method and device, mobile network's communication apparatus |
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| CN108718332A (en) * | 2018-05-09 | 2018-10-30 | 杭州能尔科技有限公司 | A kind of data transmission interactive communication system |
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| CN102624963B (en) | 2014-05-14 |
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