CN204465528U - A kind of narrowband carrier communication device - Google Patents
A kind of narrowband carrier communication device Download PDFInfo
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- CN204465528U CN204465528U CN201520190678.0U CN201520190678U CN204465528U CN 204465528 U CN204465528 U CN 204465528U CN 201520190678 U CN201520190678 U CN 201520190678U CN 204465528 U CN204465528 U CN 204465528U
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Abstract
The utility model discloses a kind of narrowband carrier communication device to comprise: processor; The display circuit be connected with described processor; The level shifting circuit be connected with described processor; The signal modulation circuit be connected with described processor; The power amplification circuit be connected with described signal modulation circuit; The signal coupling circuit be connected with described power amplification circuit, is coupled to the signal that described power amplification circuit sends and sends to power line, and the carrier signal received in power line is coupled; The filter circuit be connected with described signal coupling circuit; And the signal demodulating circuit to be connected with described filter circuit; Described signal demodulating circuit is connected with described processor; This device can ensure electric line carrier communication success rate.
Description
Technical field
The utility model relates to electric information technical field, particularly relates to a kind of narrowband carrier communication device.
Background technology
At present, in domestic power information acquisition system, mainly with the acquisition mode that power line carrier is main.Power line carrier utilizes existing power line, is carried out the transmission of data by carrier system.
But power line is not be used for transport communication data specially, its channel circumstance is severe, and there is the problems such as uncertain noise jamming, the impedance of change and nondeterministic network topology, so existing electric line carrier communication mode can not provide in time reliably for user, accurately complete information.Therefore, how for ensureing electric line carrier communication success rate, for user provide in time reliably, accurately complete information needs the technical problem of solution badly.
Utility model content
The purpose of this utility model is to provide a kind of narrowband carrier communication device, and this device can ensure electric line carrier communication success rate, for user provide in time reliably, accurately complete information.
For solving the problems of the technologies described above, the utility model provides a kind of narrowband carrier communication device, comprising:
Processor;
The display circuit be connected with described processor;
The level shifting circuit be connected with described processor;
The signal modulation circuit be connected with described processor;
The power amplification circuit be connected with described signal modulation circuit;
The signal coupling circuit be connected with described power amplification circuit, is coupled to the signal that described power amplification circuit sends and sends to power line, and the carrier signal received in power line is coupled;
The filter circuit be connected with described signal coupling circuit; With
The signal demodulating circuit be connected with described filter circuit;
Described signal demodulating circuit is connected with described processor.
Wherein, described processor comprises: single-chip microcomputer.
Wherein, described single-chip microcomputer is the ARM single-chip microcomputer of 32bits.
Wherein, described display circuit is: LED display circuit.
Wherein, described filter circuit is: narrow-band filtering circuit.
Wherein, described narrowband carrier communication device also comprises: the TTL/CMOS serial interface circuit be connected with described processor.
Wherein, described narrowband carrier communication device also comprises: the 380V power line interface circuit be connected with described signal coupling circuit.。
Narrowband carrier communication device provided by the utility model comprises: processor; The display circuit be connected with described processor; The level shifting circuit be connected with described processor; The signal modulation circuit be connected with described processor; The power amplification circuit be connected with described signal modulation circuit; The signal coupling circuit be connected with described power amplification circuit, is coupled to the signal that described power amplification circuit sends and sends to power line, and the carrier signal received in power line is coupled; The filter circuit be connected with described signal coupling circuit; And the signal demodulating circuit to be connected with described filter circuit; Described signal demodulating circuit is connected with described processor; When this device receives specific carrier signal data, serial data can be converted into and send to target device by processor; Also the forwarding of carrier data can be carried out by the circuit of this device.This device can dynamically be set up according to power line channel state and safeguard carrier-current relaying route, thus ensures the success rate of communication.This device can ensure electric line carrier communication success rate.
Accompanying drawing explanation
In order to the technical scheme of clearer explanation the utility model embodiment or prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, 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.
The structured flowchart of the narrowband carrier communication device that Fig. 1 provides for the utility model embodiment.
Embodiment
Core of the present utility model is to provide a kind of narrowband carrier communication device, and this device can ensure electric line carrier communication success rate, for user provide in time reliably, accurately complete information.
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to Fig. 1, the structured flowchart of the narrowband carrier communication device that Fig. 1 the utility model embodiment provides, this device can comprise:
Processor 100;
Wherein, the type of processor 100 is also a lot, reasonably can select according to the actual needs, such as, during precision prescribed height, select corresponding high Precision Processing device etc.
The display circuit 200 be connected with described processor 100;
Wherein, whether display circuit 200 is mainly used in pointing out each working link of this device normally to work.So that user understands the working condition of this device at any time, also can Timeliness coverage when occurring wrong.
The level shifting circuit 300 be connected with described processor 100;
The signal modulation circuit 400 be connected with described processor 100;
The power amplification circuit 500 be connected with described signal modulation circuit 400;
The signal coupling circuit 600 be connected with described power amplification circuit 500, is coupled to the signal that described power amplification circuit 500 sends and sends to power line, and the carrier signal received in power line is coupled;
The filter circuit 700 be connected with described signal coupling circuit 600; With
The signal demodulating circuit 800 be connected with described filter circuit 700;
Described signal demodulating circuit 800 is connected with described processor 100.
From Fig. 1, also can seeing that signal coupling circuit 600 is connected with power line, for passing through the carrier signal in interface power line, or sending carrier signal in power line.
Wherein, the signal received mainly is carried out narrow-band filtering and amplitude limiting processing by filter circuit here.
Wherein, the course of work of above-mentioned narrowband carrier communication device comprises: carrier wave receives; Carrier wave sends; Display translation; Serial communication.
Carrier wave receiving course: when power line exists carrier signal, carrier signal is transferred to " filter circuit " by " signal coupling circuit ", " filter circuit " is transferred to " signal demodulating circuit " after the signal received is carried out narrow-band filtering and amplitude limiting processing, through demodulation, frequency signal is transformed to range signal and sends processor to, and processor is obtained data by ADC sampling and processed accordingly.
Carrier wave process of transmitting: amplify through " power amplification " circuit after data to be sent can use the mode of BFSK to modulate by processor, be then delivered to signal coupling circuit and export.
Display translation process: can be when this product receive qualified carrier data, carrier data send and serial ports carry out data communication time, preferably utilize LED to indicate accordingly.
Based on technique scheme, the narrowband carrier communicator that the embodiment of the present invention provides be a use low-voltage power line as transmission medium, TTL communication data is converted to low-voltage power carrier signal, is carried out the product of Long-range Data Transmission by power line.Electric line carrier communication success rate can be ensured, for user provide in time reliably, accurately complete information.
Optionally, described processor can comprise: single-chip microcomputer.
Wherein, the function of the ARM single-chip microcomputer of 32bits and precision all meet the requirements.
Optionally, described display circuit is: LED display circuit.
Wherein, because LED is very general at present, its technology is also very ripe.LED has and saves the energy, low cost, the benefit such as durable.
Optionally, described filter circuit is: narrow-band filtering circuit.
Optionally, described narrowband carrier communication device can also comprise: the TTL/CMOS serial interface circuit be connected with described processor.
Optionally, described narrowband carrier communication device can also comprise: the 380V power line interface circuit be connected with described signal coupling circuit.Be coupled for power carrier signal.
Serial communication process in the apparatus: under serial communication process mainly occurs in following two kinds of situations: after this product receives specific carrier data, carrier data is converted to serial data and sends to target device; Serial ports receives particular data, and this product processes accordingly or carrier data forwards.
Based on technique scheme, the narrowband carrier communicator profile that the embodiment of the present invention provides and interface meet State Grid Corporation of China's company standard requirements completely, utilize existing power line, the transmission of data is carried out by carrier system, there is small investment, function is strong, easily expands, the advantages such as operating cost is low.Adopt power line carrier relaying technique, and in conjunction with ant colony optimization algorithm principle, propose a kind of new method for intelligently routing.The method, according to internodal electrical distance, is dynamically set up according to power line channel state and safeguards carrier-current relaying route, ensure that the success rate of communication, is improved accuracy and the efficiency of relaying search by Candidate Set strategy.This product on the down going channel of power load monitoring system, for management of power use department and power consumer provide information reliable, accurate, complete in time.
Above narrowband carrier communication device provided by the utility model is described in detail.Apply specific case herein to set forth principle of the present utility model and execution mode, the explanation of above embodiment just understands method of the present utility model and core concept thereof for helping.Should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model principle, can also carry out some improvement and modification to the utility model, these improve and modify and also fall in the protection range of the utility model claim.
Claims (7)
1. a narrowband carrier communication device, is characterized in that, comprising:
Processor;
The display circuit be connected with described processor;
The level shifting circuit be connected with described processor;
The signal modulation circuit be connected with described processor;
The power amplification circuit be connected with described signal modulation circuit;
The signal coupling circuit be connected with described power amplification circuit, is coupled to the signal that described power amplification circuit sends and sends to power line, and the carrier signal received in power line is coupled;
The filter circuit be connected with described signal coupling circuit; With
The signal demodulating circuit be connected with described filter circuit;
Described signal demodulating circuit is connected with described processor.
2. narrowband carrier communication device as claimed in claim 1, it is characterized in that, described processor comprises: single-chip microcomputer.
3. narrowband carrier communication device as claimed in claim 2, it is characterized in that, described single-chip microcomputer is the ARM single-chip microcomputer of 32bits.
4. narrowband carrier communication device as claimed in claim 1, it is characterized in that, described display circuit is: LED display circuit.
5. narrowband carrier communication device as claimed in claim 1, it is characterized in that, described filter circuit is: narrow-band filtering circuit.
6. narrowband carrier communication device as claimed in claim 1, is characterized in that, also comprise: the TTL/CMOS serial interface circuit be connected with described processor.
7. narrowband carrier communication device as claimed in claim 1, is characterized in that, also comprise: the 380V power line interface circuit be connected with described signal coupling circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520190678.0U CN204465528U (en) | 2015-03-31 | 2015-03-31 | A kind of narrowband carrier communication device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520190678.0U CN204465528U (en) | 2015-03-31 | 2015-03-31 | A kind of narrowband carrier communication device |
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| Publication Number | Publication Date |
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| CN204465528U true CN204465528U (en) | 2015-07-08 |
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| CN201520190678.0U Active CN204465528U (en) | 2015-03-31 | 2015-03-31 | A kind of narrowband carrier communication device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107274655A (en) * | 2017-07-25 | 2017-10-20 | 南京新联电子股份有限公司 | A kind of narrowband carrier communication module for power network channel monitoring |
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- 2015-03-31 CN CN201520190678.0U patent/CN204465528U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107274655A (en) * | 2017-07-25 | 2017-10-20 | 南京新联电子股份有限公司 | A kind of narrowband carrier communication module for power network channel monitoring |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CHENGDU BOST INFORMATION TECHNOLOGY CO., LTD. Free format text: FORMER NAME: CHENGDU BOOST TECHNOLOGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 610041 Sichuan city of Chengdu province Wuhou District Wuhou Park Zone Wu Xing Road No. 18 three Patentee after: CHENGDU BOOST INFORMATION TECHNOLOGY INC. Address before: 610041 Sichuan city of Chengdu province Wuhou District Wuhou Park Zone Wu Xing Road No. 18 three Patentee before: Chengdu Boost Technology Co., Ltd. |