CN102098378A - System for realizing point-to-point wireless data transmission of mobile phone, and method therefor - Google Patents
System for realizing point-to-point wireless data transmission of mobile phone, and method therefor Download PDFInfo
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- CN102098378A CN102098378A CN2010105898624A CN201010589862A CN102098378A CN 102098378 A CN102098378 A CN 102098378A CN 2010105898624 A CN2010105898624 A CN 2010105898624A CN 201010589862 A CN201010589862 A CN 201010589862A CN 102098378 A CN102098378 A CN 102098378A
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Abstract
The invention relates to a system for realizing point-to-point wireless data transmission of a mobile phone, and a method therefor. The system comprises a human-computer interface unit, a central processing unit (CPU), an analog signal processing unit, an analog signal output access and an analog signal input access, wherein the CPU and the analog signal processing unit in the mobile phone are used for converting file data on the mobile phone into analog signals which are sent by the analog signal output access and received by the analog signal input access; and the received analog signals are changed back into the file data, so that the short-distance point-to-point wireless data transmission of the mobile phone can be realized. The invention saves the information flow fee as well as the hardware cost and the time cost in the using process of the user, thus improving the customer satisfaction.
Description
Technical field
The present invention relates to moving communicating field, more particularly, relate to a kind of system and method for realizing the point-to-point wireless data transmission of mobile phone.
Background technology
Along with the continuous development of society, communication is more and more important to people's life influence.At present, mobile phone and mobile phone, mobile phone carry out data with computer and other digital devices and exchange, and mainly contain following several mode: SMS, multimedia message; The USB transmission; Bluetooth of mobile phone, mobile phone infrared transmission etc.In existing transmission technique field, when user's selection is carried out the data interchange by SMS, multimedia message, need to produce information flow-rate and take; When user's selection is carried out transfer of data by the USB line, at first have the usb data line, and, also be required to be two communication equipment spended times of connection; Certainly, if the user selects the infrared transmission of mobile phone, bluetooth to send, required money cost and time cost are higher.
At present, wireless data transmission technology increasingly mature, and it is low to have a cost, conveniently advantage.
Summary of the invention
In order to eliminate defective of the prior art, an object of the present invention is to propose a kind of system that realizes the point-to-point wireless data transmission of mobile phone, described system comprises:
T1, user-machine interface unit:, comprise transmitting terminal user-machine interface unit and receiving terminal user-machine interface unit for the user selects to carry out information exchange with the operation interface and the CPU processing unit that transmit to the mobile phone file;
T2, CPU processing unit: comprise transmitting terminal mobile phone CPU processing unit and receiving terminal mobile phone CPU processing unit; Transmitting terminal mobile phone CPU processing unit receives the relevant information instruction of mobile phone transfer files, finishes signal encoding and produces the FSK analog signal with modulation, and analog signal is sent to transmitting terminal mobile phone analogy signal processing unit; Receiving terminal mobile phone CPU processing unit receives the FSK analog signal that the receiving terminal analogy signal processing unit is imported, and carries out the signal demodulation, is reduced into file data, and final result is outputed to receiving terminal user-machine interface unit;
T3, analogy signal processing unit: comprise transmitting terminal mobile phone analogy signal processing unit and receiving terminal mobile phone analogy signal processing unit, transmitting terminal mobile phone analogy signal processing unit receives and handles the FSK analog signal of transmitting terminal mobile phone CPU processing unit output, finishes the output of analog signal by the analog signal output channel; Receiving terminal mobile phone analogy signal processing unit receives analog signal by the analog signal input channel, oppositely extracts reduction, and will generate signal and export to receiving terminal mobile phone CPU processing unit;
T4, analog signal output channel: be transmitting terminal mobile phone voice output path;
T5, analog signal input channel: be receiving terminal mobile phone sound input channel end.
More specifically, above-described a kind of system that realizes the point-to-point wireless data transmission of mobile phone, described user-machine interface unit is simultaneously as feedback and the interactive interface of user to the transmission of mobile phone file and receiving course and state.
More specifically, above-described a kind of system that realizes the point-to-point wireless data transmission of mobile phone, described analog signal output channel is transmitting terminal mobile phone loudspeaker.
More specifically, above-described a kind of system that realizes the point-to-point wireless data transmission of mobile phone, the analog signal input channel is the microphone of receiving terminal mobile phone.
A further object of the present invention provides a kind of method that realizes the point-to-point wireless data transmission of mobile phone, and described method may further comprise the steps:
S1, user enter the transmitting terminal user-machine interface, select required transmission file, select wireless transmission;
S2, transmitting terminal CPU processing unit are accepted the relevant information instruction, finish signal encoding and produce the FSK analog signal with modulation, and analog signal is sent to transmitting terminal mobile phone analogy signal processing unit; By the analog signal output channel signal is exported;
S3, receiving terminal mobile phone analogy signal processing unit receive analog signal by the analog signal input channel, oppositely extract reduction, and will generate signal and export to receiving terminal mobile phone CPU processing unit;
S4, receiving terminal mobile phone CPU processing unit receive the FSK analog signal that the receiving terminal analogy signal processing unit is imported, and carry out the signal demodulation, are reduced into file data, and final result is outputed to receiving terminal user-machine interface unit.
Implement a kind of system and method for realizing the point-to-point wireless data transmission of mobile phone of the present invention, have following beneficial effect:
The invention provides a kind of system and method for realizing the point-to-point wireless data transmission of mobile phone, make the user when selecting wireless data transmission, more selection is arranged.The point-to-point radio data transmission method of this mobile phone is compared existing other data transmission methods, not only saves the information flow-rate expense, has saved hardware cost and time cost in user's use simultaneously, has improved user satisfaction.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is a kind of system and method program flow diagram of realizing the point-to-point wireless data transmission of mobile phone of the present invention;
Fig. 2 is a kind of system and method embodiment F SK modulation fundamental diagram of realizing the point-to-point wireless data transmission of mobile phone of the present invention;
Fig. 3 is a kind of system and method embodiment F SK demodulation fundamental diagram of realizing the point-to-point wireless data transmission of mobile phone of the present invention;
Fig. 4 is a kind of system and method embodiment analog signal output channel mobile phone loudspeaker Frequency Response curve chart of realizing the point-to-point wireless data transmission of mobile phone of the present invention;
Fig. 5 is a kind of system and method embodiment analog signal input channel mobile microphone Frequency Response curve chart of realizing the point-to-point wireless data transmission of mobile phone of the present invention.
Embodiment
As shown in Figure 1, in the embodiment of a kind of system and method for realizing the point-to-point wireless data transmission of mobile phone of the present invention, described a kind of system of the point-to-point wireless data transmission of mobile phone that realizes comprises:
T1, user-machine interface unit:, comprise transmitting terminal user-machine interface unit and receiving terminal user-machine interface unit for the user selects to carry out information exchange with the operation interface and the CPU processing unit that transmit to the mobile phone file; Simultaneously as feedback and the interactive interface of user to the transmission of mobile phone file and receiving course and state.
T2, CPU processing unit: comprise transmitting terminal mobile phone CPU processing unit and receiving terminal mobile phone CPU processing unit; Transmitting terminal mobile phone CPU processing unit receives the relevant information instruction of mobile phone transfer files, the file data input source is carried out data judgment processing, algorithm computing, finish signal encoding and produce the FSK analog signal, and analog signal is sent to transmitting terminal mobile phone analogy signal processing unit with modulation; Receiving terminal mobile phone CPU processing unit, receive the FSK analog signal of receiving terminal analogy signal processing unit input, carry out the signal demodulation, and finish its digital signal is decoded, be reduced into file data, final result is outputed to receiving terminal user-machine interface unit;
T3, analogy signal processing unit: comprise transmitting terminal mobile phone analogy signal processing unit and receiving terminal mobile phone analogy signal processing unit, transmitting terminal mobile phone analogy signal processing unit receives and handles the FSK analog signal of transmitting terminal mobile phone CPU processing unit output, and it is separated with noise signal, processing such as amplify, finish the output of analog signal by the analog signal output channel; Receiving terminal mobile phone analogy signal processing unit receives analog signal by the analog signal input channel, oppositely extracts reduction, and will generate signal and export to receiving terminal mobile phone CPU processing unit;
T4, analog signal output channel: be transmitting terminal mobile phone voice output path, the i.e. loudspeaker of mobile phone.
T5, analog signal input channel: be receiving terminal mobile phone sound input channel end, the i.e. microphone of mobile phone.
A kind of method that realizes the point-to-point wireless data transmission of mobile phone may further comprise the steps:
S1, user enter the transmitting terminal user-machine interface, select required transmission file, select wireless transmission;
S2, transmitting terminal CPU processing unit are accepted the relevant information instruction, finish signal encoding and produce the FSK analog signal with modulation, and analog signal is sent to transmitting terminal mobile phone analogy signal processing unit; By the analog signal output channel signal is exported;
S3, receiving terminal mobile phone analogy signal processing unit receive analog signal by the analog signal input channel, oppositely extract reduction, and will generate signal and export to receiving terminal mobile phone CPU processing unit;
S4, receiving terminal mobile phone CPU processing unit receive the FSK analog signal that the receiving terminal analogy signal processing unit is imported, and carry out the signal demodulation, are reduced into file data, and final result is outputed to receiving terminal user-machine interface unit.
As Fig. 2: the CPU processor chips are selected carrier frequency f1:25KHz respectively for use, and f2:30KHz controls the analog switch digital baseband signal with " 1 " " 0 " sign indicating number and Barker code, finishes fsk modulated signal and exports.
As Fig. 3: the CPU processor chips select for use non-coherent demodulation (zero passage detection method) that fsk modulated signal is carried out demodulation, extract and the reduction file data signals.
As Fig. 4: analog signal output channel mobile phone loudspeaker Frequency Response curve chart; Guarantee carrier frequency f1:25KHz, f2:30KHz is in the high sensitivity transmission range.
As Fig. 5: analog signal input channel mobile microphone Frequency Response curve chart; Guarantee carrier frequency f1:25KHz, f2:30KHz is in the high sensitivity range of receiving.
In sum, as those of ordinary skill is scrutable in the art, described in this specification is a preferred embodiment of the present invention, and all changes of being made under this invention's idea or modification all should be in claim protection ranges of the present invention.
Claims (5)
1. a system that realizes the point-to-point wireless data transmission of mobile phone is characterized in that, described system comprises:
T1, user-machine interface unit:, comprise transmitting terminal user-machine interface unit and receiving terminal user-machine interface unit for the user selects to carry out information exchange with the operation interface and the CPU processing unit that transmit to the mobile phone file;
T2, CPU processing unit: comprise transmitting terminal mobile phone CPU processing unit and receiving terminal mobile phone CPU processing unit; Transmitting terminal mobile phone CPU processing unit receives the relevant information instruction of mobile phone transfer files, finishes signal encoding and produces the FSK analog signal with modulation, and analog signal is sent to transmitting terminal mobile phone analogy signal processing unit; Receiving terminal mobile phone CPU processing unit receives the FSK analog signal that the receiving terminal analogy signal processing unit is imported, and carries out the signal demodulation, is reduced into file data, and final result is outputed to receiving terminal user-machine interface unit;
T3, analogy signal processing unit: comprise transmitting terminal mobile phone analogy signal processing unit and receiving terminal mobile phone analogy signal processing unit, transmitting terminal mobile phone analogy signal processing unit receives and handles the FSK analog signal of transmitting terminal mobile phone CPU processing unit output, finishes the output of analog signal by the analog signal output channel; Receiving terminal mobile phone analogy signal processing unit receives analog signal by the analog signal input channel, oppositely extracts reduction, and will generate signal and export to receiving terminal mobile phone CPU processing unit;
T4, analog signal output channel: be transmitting terminal mobile phone voice output path;
T5, analog signal input channel: be receiving terminal mobile phone sound input channel end.
2. a kind of system that realizes the point-to-point wireless data transmission of mobile phone according to claim 1 is characterized in that, described user-machine interface unit is simultaneously as feedback and the interactive interface of user to the transmission of mobile phone file and receiving course and state.
3. a kind of system that realizes the point-to-point wireless data transmission of mobile phone according to claim 1 is characterized in that, described analog signal output channel is transmitting terminal mobile phone loudspeaker.
4. a kind of system that realizes the point-to-point wireless data transmission of mobile phone according to claim 1 is characterized in that the analog signal input channel is the microphone of receiving terminal mobile phone.
5. the implementation method of the described system of claim 1 is characterized in that, described method may further comprise the steps:
S1, user enter the transmitting terminal user-machine interface, select required transmission file, select wireless transmission;
S2, transmitting terminal CPU processing unit are accepted the relevant information instruction, finish signal encoding and produce the FSK analog signal with modulation, and analog signal is sent to transmitting terminal mobile phone analogy signal processing unit; By the analog signal output channel signal is exported;
S3, receiving terminal mobile phone analogy signal processing unit receive analog signal by the analog signal input channel, oppositely extract reduction, and will generate signal and export to receiving terminal mobile phone CPU processing unit;
S4, receiving terminal mobile phone CPU processing unit receive the FSK analog signal that the receiving terminal analogy signal processing unit is imported, and carry out the signal demodulation, are reduced into file data, and final result is outputed to receiving terminal user-machine interface unit.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010105898624A CN102098378A (en) | 2010-12-14 | 2010-12-14 | System for realizing point-to-point wireless data transmission of mobile phone, and method therefor |
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| CN2010105898624A CN102098378A (en) | 2010-12-14 | 2010-12-14 | System for realizing point-to-point wireless data transmission of mobile phone, and method therefor |
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| US6751474B1 (en) * | 2000-09-26 | 2004-06-15 | Nebo Wireless, Llc | Wireless modem |
| CN1539235A (en) * | 2000-11-16 | 2004-10-20 | �������ֿ� | Method and apparatus for simultaneously communicating voice and data in analog cordless telephone system |
| CN101023644A (en) * | 2004-09-21 | 2007-08-22 | 株式会社建伍 | Wireless communication apparatus and wireless communication method |
| CN201491091U (en) * | 2009-07-21 | 2010-05-26 | 深圳市保利天同通讯设备有限公司 | Digital interphone |
| CN101826930A (en) * | 2009-03-06 | 2010-09-08 | 北京大秦兴宇电子有限公司 | Digital frequency shift keying communication module |
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2010
- 2010-12-14 CN CN2010105898624A patent/CN102098378A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6751474B1 (en) * | 2000-09-26 | 2004-06-15 | Nebo Wireless, Llc | Wireless modem |
| CN1539235A (en) * | 2000-11-16 | 2004-10-20 | �������ֿ� | Method and apparatus for simultaneously communicating voice and data in analog cordless telephone system |
| CN101023644A (en) * | 2004-09-21 | 2007-08-22 | 株式会社建伍 | Wireless communication apparatus and wireless communication method |
| CN101826930A (en) * | 2009-03-06 | 2010-09-08 | 北京大秦兴宇电子有限公司 | Digital frequency shift keying communication module |
| CN201491091U (en) * | 2009-07-21 | 2010-05-26 | 深圳市保利天同通讯设备有限公司 | Digital interphone |
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Application publication date: 20110615 |