CN105323014A - Ultrasonic communication method and ultrasonic communication device - Google Patents
Ultrasonic communication method and ultrasonic communication device Download PDFInfo
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- CN105323014A CN105323014A CN201510028041.6A CN201510028041A CN105323014A CN 105323014 A CN105323014 A CN 105323014A CN 201510028041 A CN201510028041 A CN 201510028041A CN 105323014 A CN105323014 A CN 105323014A
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Abstract
The embodiment of the invention discloses an ultrasonic communication method and an ultrasonic communication device. Ultrasonic communication is realized; a crowded wireless frequency resource is unnecessary to occupy; and simultaneously, the anti-interference capability is high. The method in the embodiment of the invention comprises the following steps that: an ultrasonic transducer receives an electric signal; the ultrasonic transducer converts the electric signal into ultrasonic wave and transmits the ultrasonic wave to an ultrasonic sensor through a density medium; and the ultrasonic sensor detects the ultrasonic wave and converts the ultrasonic wave into the electric signal. The embodiment of the invention further provides an ultrasonic communication device. By means of the embodiment of the invention, ultrasonic communication can be realized; the crowded wireless frequency resource is unnecessary to occupy; and simultaneously, the anti-interference capability is high.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of ultrasonic communication method and ultrasonic communication device.
Background technology
The related systems such as the intelligent meter data recording system of community and central heating household-based heat metering, all will carry out data communication, therefore need reliable and stable communicating requirement.
Current employing be all the mode of radio communication, solve this problem by providing wireless transmission source.
But, each household needs at most four wireless transmission sources, and general residential building is generally that a unit floor has many families, so just need maximum N*4 wireless transmission source, and country itself is very limited to the frequency resource that these application are reserved, and with amateur radio shared frequencies, serious interference certainly will be caused, communication channel is very crowded, secondly, radio communication is in residential building, the stop of various wall, communication distance is caused to shorten greatly, the bad assurance of transmitting radio signals, power increase, interference strengthens, to in residential building because the stop of wall etc., communication efficiency is little on the contrary.Therefore, current scheme mainly takies crowded radio frequency resources, and antijamming capability is not strong simultaneously.
Summary of the invention
Embodiments providing a kind of ultrasonic communication method, for realizing ultrasonic communication, need not take crowded radio frequency resources, antijamming capability is strong simultaneously.
The embodiment of the present invention has the following advantages: communicated by ultrasonic wave, utilize existing density material, and this density material carrier media that to be ultrasonic wave excellent, and ultrasonic wave is sent in this density material by ultrasonic transducer, detect this ultrasonic wave by ultrasonic sensor again, achieve ultrasonic communication.Can find out, the present invention need not take crowded radio frequency resources, and antijamming capability is strong simultaneously.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is ultrasonic communication method embodiment schematic diagram in the embodiment of the present invention;
Fig. 2 is another embodiment schematic diagram of ultrasonic communication method in the embodiment of the present invention;
Fig. 3 is ultrasonic communication device embodiment schematic diagram in the embodiment of the present invention;
Fig. 4 is another embodiment schematic diagram of ultrasonic communication device in the embodiment of the present invention;
Fig. 5 is another embodiment schematic diagram of ultrasonic communication device in the embodiment of the present invention;
Fig. 6 is another embodiment schematic diagram of ultrasonic communication device in the embodiment of the present invention.
Embodiment
Embodiments providing a kind of ultrasonic communication method and ultrasonic communication device, for realizing ultrasonic communication, need not take crowded radio frequency resources, antijamming capability is strong simultaneously.
The present invention program is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the embodiment of a part of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, should belong to the scope of protection of the invention.
Term " first ", " second ", " the 3rd " " 4th " etc. (if existence) in specification of the present invention and claims and above-mentioned accompanying drawing are for distinguishing similar object, and need not be used for describing specific order or precedence.The embodiments described herein should be appreciated that the data used like this can be exchanged in the appropriate case, so that can be implemented with the order except the content except here diagram or description.In addition, term " comprises " and " having " and their any distortion, intention is to cover not exclusive comprising, such as, contain those steps or unit that the process of series of steps or unit, method, system, product or equipment is not necessarily limited to clearly list, but can comprise clearly do not list or for intrinsic other step of these processes, method, product or equipment or unit.
Refer to Fig. 1, in the embodiment of the present invention, ultrasonic communication method embodiment comprises:
101, ultrasonic transducer receives the signal of telecommunication;
In the present embodiment, after transmitting terminal launches the signal of telecommunication, ultrasonic transducer receives this signal of telecommunication.
102, this signal of telecommunication is converted to ultrasonic wave by this ultrasonic transducer, and passes toward ultrasonic sensor by density medium by this ultrasonic wave;
After this ultrasonic transducer receives this signal of telecommunication, this signal of telecommunication is converted to ultrasonic wave by piezoelectric crystal by this ultrasonic transducer, and is passed this ultrasonic wave toward ultrasonic sensor by running water pipe.
It should be noted that, this signal of telecommunication can also be converted to ultrasonic wave by this ultrasonic transducer by other means, and meanwhile, this density medium also not necessarily running water pipe, can also be other pipelines, specifically be not construed as limiting herein.
It should be noted that, this ultrasonic transducer and this ultrasonic sensor are fitted with this density medium.
103, this ultrasonic sensor detects this ultrasonic wave, and this ultrasonic wave is converted to this signal of telecommunication.
The ultrasonic wave propagated is carried out in the detection of this ultrasonic sensor in this density medium, and this ultrasonic wave is converted to this signal of telecommunication.
It should be noted that, by above-mentioned piezoelectric crystal, this ultrasonic wave can be converted to this signal of telecommunication, other mode can also be adopted, be specifically not construed as limiting herein.
In the present embodiment, communicated by ultrasonic wave, utilize existing density material, and this density material carrier media that to be ultrasonic wave excellent, and ultrasonic wave is sent in this density material by ultrasonic transducer, then detect this ultrasonic wave by ultrasonic sensor, achieve ultrasonic communication.Can find out, the present invention need not take crowded radio frequency resources, and antijamming capability is strong simultaneously.
For the ease of understanding, be described in detail the ultrasonic communication method in the embodiment of the present invention below, refer to Fig. 2, in the embodiment of the present invention, another embodiment of ultrasonic communication method comprises:
201, ultrasonic transducer receives the signal of telecommunication, and this signal of telecommunication is coding circuit, carrier circuit, ultrasonic output circuit and ultrasonic power amplifying circuit carry out processing the signal of telecommunication obtained;
In the present embodiment, coding circuit is encoded to communication data, after coding by carrier circuit and ultrasonic output circuit by carrier modulation on ultrasonic wave, generate the signal of telecommunication, then by ultrasonic power amplifying circuit, this signal of telecommunication is carried out power amplification, encourage this ultrasonic transducer, ultrasonic transducer receives this signal of telecommunication.
202, this signal of telecommunication is converted to ultrasonic wave by this ultrasonic transducer, and passes toward ultrasonic sensor by density medium by this ultrasonic wave;
After this ultrasonic transducer receives this signal of telecommunication, this signal of telecommunication is converted to ultrasonic wave by piezoelectric crystal by this ultrasonic transducer, and is passed this ultrasonic wave toward ultrasonic sensor by running water pipe.
It should be noted that, this signal of telecommunication can also be converted to ultrasonic wave by this ultrasonic transducer by other means, simultaneously, this density medium also not necessarily running water pipe, can also be natural gas line or thermal pipe pipeline, can also be other types pipeline, specifically be not construed as limiting herein.
It should be noted that, this ultrasonic transducer and this ultrasonic sensor are fitted with this density medium, this ultrasonic transducer and this ultrasonic sensor all can utilize mechanical device to be fixed in this density medium for this ultrasonic transducer and this ultrasonic sensor with the laminating of this density medium herein, can also be other laminating type, specifically be not construed as limiting herein.
203, this ultrasonic sensor detects this ultrasonic wave, and this ultrasonic wave is converted to this signal of telecommunication;
The ultrasonic wave propagated is carried out in the detection of this ultrasonic sensor in this density medium, and this ultrasonic wave is converted to this signal of telecommunication.
It should be noted that, by above-mentioned piezoelectric crystal, this ultrasonic wave can be converted to this signal of telecommunication, other mode can also be adopted, be specifically not construed as limiting herein.
204, this signal of telecommunication is sent to signal amplification demodulatoring circuit and decoding circuit by this ultrasonic sensor.
After this ultrasonic wave is converted to this signal of telecommunication by this ultrasonic sensor, this signal of telecommunication is sent to signal amplification demodulatoring circuit by ultrasonic sensor, and this signal demodulator circuit carries out signal amplification to this signal of telecommunication, is then decoded to this signal of telecommunication by decoding circuit.
In the present embodiment, communicated by ultrasonic wave, utilize existing density material, and this density material carrier media that to be ultrasonic wave excellent, and ultrasonic wave is sent in this density material by ultrasonic transducer, then detect this ultrasonic wave by ultrasonic sensor, achieve ultrasonic communication.Can find out, the present invention need not take crowded radio frequency resources, and antijamming capability is strong simultaneously.
Secondly, this example demonstrates the concrete source of the signal of telecommunication.
Again, embodiment adds after this ultrasonic wave is converted to the signal of telecommunication by this ultrasonic sensor, the step that signal amplification demodulatoring circuit and decoding circuit process this signal of telecommunication, perfect utilize ultrasonic wave to carry out the process communicated.
For the ease of understanding, with the application scenarios of a reality, the ultrasonic communication method in the embodiment of the present invention is described below:
First, by mechanical device mounting ultrasonic transducer on running water pipe in user A family, communication data is encoded by coding circuit, after coding by carrier circuit and ultrasonic output circuit by carrier modulation on ultrasonic wave, generate the signal of telecommunication, then by ultrasonic power amplifying circuit, this signal of telecommunication is carried out power amplification, encourage this ultrasonic transducer, ultrasonic transducer receives this signal of telecommunication, this signal of telecommunication is converted to ultrasonic wave by piezoelectric crystal by ultrasonic transducer, and by running water pipe, this ultrasonic wave is passed the past ultrasonic sensor being positioned at administrative department, wherein this ultrasonic sensor also utilizes mechanical device to be fixed on this running water pipe.After ultrasonic sensor obtains this ultrasonic wave, this ultrasonic wave is converted to above-said current signal, this signal of telecommunication is sent to signal amplification demodulatoring circuit, and this signal demodulator circuit carries out signal amplification to this signal of telecommunication, is then decoded to this signal of telecommunication by decoding circuit.Administrative department obtains decoded above-mentioned communication data, achieves the collection of above-mentioned communication data, completes and carries out by ultrasonic wave the object that communicates.
Introduce the ultrasonic communication device in the embodiment of the present invention below, refer to Fig. 3, in the embodiment of the present invention, an embodiment of ultrasonic communication device comprises:
Ultrasonic transducer 301, ultrasonic sensor 302;
This ultrasonic transducer 301 and this ultrasonic sensor 302 are fitted with density medium;
This ultrasonic transducer 301 comprises at least one input, and the signal of telecommunication inputs from the input of this ultrasonic transducer 301; This signal of telecommunication is converted to ultrasonic wave by this ultrasonic transducer 301, and passes toward this ultrasonic sensor 302 by this density medium by this ultrasonic wave; This ultrasonic sensor 302 detects this ultrasonic wave, and this ultrasonic wave is converted to this signal of telecommunication.
It should be noted that, the ultrasonic transducer in the present embodiment and the quantity of ultrasonic sensor can make corresponding adjustment according to actual needs, are specifically not construed as limiting herein.
In the present embodiment, by using ultrasonic transducer, ultrasonic sensor and existing density material as a ultrasonic communication device, achieve ultrasonic communication, can find out, the present invention need not take crowded radio frequency resources, and simultaneously antijamming capability is strong.
For ease of understanding, below each several part of ultrasonic communication device in the present embodiment is described respectively:
One, density medium:
Refer to Fig. 4, the density medium 401 in the present embodiment comprises running water pipe 402.
It should be noted that, this density medium 401 can also comprise other pipeline, and such as natural gas line or thermal pipe pipeline, can also be other types pipeline, specifically be not construed as limiting herein.
In the present embodiment, density medium is as a kind of carrier media, and this carrier media can be polytype pipeline, improves the flexibility of scheme.
Two, the connected mode of ultrasonic transducer and ultrasonic sensor and density medium:
Refer to Fig. 5, in the present embodiment, the bottom of ultrasonic transducer 301 and the bottom of described ultrasonic sensor 302 all utilize glue 501 to be fixed in this density medium 401.
It should be noted that, it is not unique for being fixed in bottom and bottom herein, in actual applications, only otherwise affect performance, can also be fixed, specifically be not construed as limiting herein by other positions.
Please consult Fig. 6 further, in the present embodiment, the bottom of ultrasonic transducer 301 and the bottom of described ultrasonic sensor 302 all utilize mechanical device 601 to be fixed in this density medium 401.
Wherein mechanical device 601 comprises clip 602, and clip 602 comprises screw bolt and nut, and this clip 602 is fixed in this density medium 401 by the bottom of screw bolt and nut by the bottom of this ultrasonic transducer 301 and this ultrasonic sensor 302.
It should be noted that, the clip type in the present embodiment can be U-shaped clip, also can be the clip of other type, such as square or V-arrangement clip, also can be that other play clip that is fixing and connection function, so place is not construed as limiting.
It should be noted that, mechanical device is not limited to clip herein, can also be other fixtures, specifically be not construed as limiting herein, by other connected mode, can also be not limited to mechanical device, be specifically not construed as limiting herein simultaneously.
Secondly, present embodiments provide two kinds of approach being carried out being connected with ultrasonic sensor and density medium by ultrasonic transducer, add the selectivity of scheme.
Three, ultrasonic transducer:
Refer to Fig. 3, in the present embodiment, ultrasonic transducer 301 comprises at least one input and at least one output, and also comprise the first piezoelectric crystal, the signal of telecommunication inputs from input simultaneously, this signal of telecommunication is converted to ultrasonic wave by the first piezoelectric crystal, and ultrasonic wave exports from output.
Again, present embodiments provide one and convert electrical signals to hyperacoustic approach, add the flexibility of scheme.
Four, ultrasonic sensor:
Refer to Fig. 3, in the present embodiment, ultrasonic sensor 302 comprises at least one input and at least one output, also comprise the second piezoelectric crystal simultaneously, after ultrasonic wave exports from output, input is received in the ultrasonic wave transmitted in density medium, this ultrasonic wave is converted to the signal of telecommunication by the second piezoelectric crystal, and the signal of telecommunication exports from output.
Further, present embodiments provide a kind of approach ultrasonic wave being converted to the signal of telecommunication, add the flexibility of scheme.
Those skilled in the art can be well understood to, and for convenience and simplicity of description, the system of foregoing description, the specific works process of device and unit, with reference to the corresponding process in preceding method embodiment, can not repeat them here.
In several embodiments that the application provides, should be understood that, disclosed system, apparatus and method, can realize by another way.Such as, device embodiment described above is only schematic, such as, the division of described unit, be only a kind of logic function to divide, actual can have other dividing mode when realizing, such as multiple unit or assembly can in conjunction with or another system can be integrated into, or some features can be ignored, or do not perform.Another point, shown or discussed coupling each other or direct-coupling or communication connection can be by some interfaces, and the indirect coupling of device or unit or communication connection can be electrical, machinery or other form.
The described unit illustrated as separating component or can may not be and physically separates, and the parts as unit display can be or may not be physical location, namely can be positioned at a place, or also can be distributed in multiple network element.Some or all of unit wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, also can be that the independent physics of unit exists, also can two or more unit in a unit integrated.Above-mentioned integrated unit both can adopt the form of hardware to realize, and the form of SFU software functional unit also can be adopted to realize.
If described integrated unit using the form of SFU software functional unit realize and as independently production marketing or use time, can be stored in a computer read/write memory medium.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words or all or part of of this technical scheme can embody with the form of software product, this computer software product is stored in a storage medium, comprising some instructions in order to make a computer equipment (can be personal computer, server, or the network equipment etc.) perform all or part of step of method described in each embodiment of the present invention.And aforesaid storage medium comprises: USB flash disk, portable hard drive, read-only memory (ROM, Read-OnlyMemory), random access memory (RAM, RandomAccessMemory), magnetic disc or CD etc. various can be program code stored medium.
The above, above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (15)
1. a ultrasonic communication method, it is characterized in that, be applied to ultrasonic communication system, described ultrasonic communication system comprises at least one ultrasonic transducer and at least one ultrasonic sensor, described ultrasonic transducer and described ultrasonic sensor and density medium are fitted, and described method comprises:
Described ultrasonic transducer receives the signal of telecommunication;
The described signal of telecommunication is converted to ultrasonic wave by described ultrasonic transducer, and passes toward described ultrasonic sensor by described density medium by described ultrasonic wave;
Described ultrasonic sensor detects described ultrasonic wave, and described ultrasonic wave is converted to the described signal of telecommunication.
2. ultrasonic communication method according to claim 1, is characterized in that, described density medium comprises: running water pipe, natural gas line or thermal pipe pipeline.
3. ultrasonic communication method according to claim 2, is characterized in that, described ultrasonic transducer and described ultrasonic sensor all utilize mechanical device to be fixed in described density medium.
4. ultrasonic communication method according to claim 3, is characterized in that, the described signal of telecommunication is coding circuit, carrier circuit, ultrasonic output circuit and ultrasonic power amplifying circuit carry out processing the signal of telecommunication obtained.
5. ultrasonic communication method according to claim 4, is characterized in that, described ultrasonic sensor detects described ultrasonic wave, and after described ultrasonic wave is converted to the described signal of telecommunication, described method comprises:
The described signal of telecommunication is sent to signal amplification demodulatoring circuit and decoding circuit by described ultrasonic sensor.
6. a ultrasonic communication device, is characterized in that, comprising:
At least one ultrasonic transducer and at least one ultrasonic sensor; Described ultrasonic transducer and described ultrasonic sensor and density medium are fitted;
Described ultrasonic transducer comprises at least one input, and the signal of telecommunication inputs from the input of described ultrasonic transducer; The described signal of telecommunication is converted to ultrasonic wave by described ultrasonic transducer, and passes toward described ultrasonic sensor by described density medium by described ultrasonic wave; Described ultrasonic sensor detects described ultrasonic wave, and described ultrasonic wave is converted to the described signal of telecommunication.
7. ultrasonic communication device according to claim 6, is characterized in that, described density medium comprises: running water pipe, natural gas line or thermal pipe pipeline.
8. ultrasonic communication device according to claim 6, is characterized in that, the bottom of described ultrasonic transducer and the bottom of described ultrasonic sensor all utilize glue to be fixed in described density medium.
9. ultrasonic communication device according to claim 6, is characterized in that, the bottom of described ultrasonic transducer and the bottom of described ultrasonic sensor all utilize mechanical device to be fixed in described density medium.
10. ultrasonic communication device according to claim 9, is characterized in that, described mechanical device comprises: clip;
Described clip is fixed in described density medium by the bottom of screw bolt and nut by the bottom of described ultrasonic transducer and described ultrasonic sensor.
11. ultrasonic communication devices according to any one of claim 6 to 10, it is characterized in that, described ultrasonic transducer comprises at least one output, and described ultrasonic wave exports from the output of described ultrasonic transducer.
12. ultrasonic communication devices according to any one of claim 6 to 10, it is characterized in that, described ultrasonic sensor comprises at least one input, after described ultrasonic wave exports from the output of described ultrasonic transducer, described ultrasonic wave inputs from the input of described ultrasonic transducer.
13. ultrasonic communication devices according to any one of claim 6 to 10, it is characterized in that, described ultrasonic sensor comprises at least one output, and the described signal of telecommunication exports from the output of described ultrasonic sensor.
14. ultrasonic communication devices according to any one of claim 6 to 10, it is characterized in that, described ultrasonic transducer comprises the first piezoelectric crystal, and described first piezoelectric crystal is used for the described signal of telecommunication to be converted to described ultrasonic wave.
15. ultrasonic communication devices according to any one of claim 6 to 10, it is characterized in that, described ultrasonic sensor comprises the second piezoelectric crystal, and described second piezoelectric crystal is used for described ultrasonic wave to be converted to the described signal of telecommunication.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106247569A (en) * | 2016-09-21 | 2016-12-21 | 珠海格力电器股份有限公司 | Air conditioner communication system, communication method and air conditioner |
| CN106846785A (en) * | 2017-01-05 | 2017-06-13 | 南京工程学院 | A kind of solar water heater data transmission system of utilization ultrasonic wave |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101742969A (en) * | 2007-07-31 | 2010-06-16 | 乌内蒂克斯血管公司 | Dual frequency doppler ultrasound probe |
| CN201828295U (en) * | 2010-10-28 | 2011-05-11 | 利尔达科技有限公司 | Phase difference type ultrasonic wave flow metering device |
| CN102230916A (en) * | 2011-06-10 | 2011-11-02 | 西南交通大学 | Single-transmitter double-receiver working method for ultrasonic flaw detection |
| CN102364336A (en) * | 2011-04-29 | 2012-02-29 | 武汉华和机电技术有限公司 | Ultrasonic wave sensor for pile supersonic wave detection |
| CN103412518A (en) * | 2013-04-01 | 2013-11-27 | 北京天惠华数字技术有限公司 | Wireless control system of ultrasonic device and method for interactive control |
| CN103684620A (en) * | 2012-09-26 | 2014-03-26 | 哈尔滨市三和佳美科技发展有限公司 | Tap water pipeline ultrasonic communication method |
| CN103806902A (en) * | 2013-10-12 | 2014-05-21 | 韩佳贝 | Ultrasonic data transmission method |
-
2015
- 2015-01-20 CN CN201510028041.6A patent/CN105323014A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101742969A (en) * | 2007-07-31 | 2010-06-16 | 乌内蒂克斯血管公司 | Dual frequency doppler ultrasound probe |
| CN201828295U (en) * | 2010-10-28 | 2011-05-11 | 利尔达科技有限公司 | Phase difference type ultrasonic wave flow metering device |
| CN102364336A (en) * | 2011-04-29 | 2012-02-29 | 武汉华和机电技术有限公司 | Ultrasonic wave sensor for pile supersonic wave detection |
| CN102230916A (en) * | 2011-06-10 | 2011-11-02 | 西南交通大学 | Single-transmitter double-receiver working method for ultrasonic flaw detection |
| CN103684620A (en) * | 2012-09-26 | 2014-03-26 | 哈尔滨市三和佳美科技发展有限公司 | Tap water pipeline ultrasonic communication method |
| CN103412518A (en) * | 2013-04-01 | 2013-11-27 | 北京天惠华数字技术有限公司 | Wireless control system of ultrasonic device and method for interactive control |
| CN103806902A (en) * | 2013-10-12 | 2014-05-21 | 韩佳贝 | Ultrasonic data transmission method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106247569A (en) * | 2016-09-21 | 2016-12-21 | 珠海格力电器股份有限公司 | Air conditioner communication system, communication method and air conditioner |
| CN106846785A (en) * | 2017-01-05 | 2017-06-13 | 南京工程学院 | A kind of solar water heater data transmission system of utilization ultrasonic wave |
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Application publication date: 20160210 |