CN207910774U - Power line carrier and wireless double mode formula communication module - Google Patents
Power line carrier and wireless double mode formula communication module Download PDFInfo
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- CN207910774U CN207910774U CN201721634105.8U CN201721634105U CN207910774U CN 207910774 U CN207910774 U CN 207910774U CN 201721634105 U CN201721634105 U CN 201721634105U CN 207910774 U CN207910774 U CN 207910774U
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Abstract
A kind of power line carrier and wireless double mode formula communication module, power line carrier and wireless double mode formula communication module include carrier chip (100), radio frequency chip (200), carrier coupling circuit (300) and power circuit (400), carrier chip (100) is connect with radio frequency chip (200), carrier chip (100) is connect with carrier coupling circuit (300), power circuit (400) is connect with carrier chip (100), and power circuit (400) is connect with radio frequency chip (200).Optionally, carrier chip (100) is built-in with the Zigbee protocol stack simplified, and the working frequency range of Zigbee protocol stack is 470MHz.In the present invention, use ZigBee Wireless networking protocols stacks, two kinds of communication patterns are made to work at the same time, it is independent of each other, and the characteristics of making full use of ZigBee ad hoc network, full acquisition, the control in full of power information are realized in the mutual supplement with each other's advantages that can realize power line carrier communication and twireless radio-frequency communication.
Description
Technical field
The utility model is related to a kind of Novel electric line of force carrier waves and wireless double mode formula communication module.
Background technology
The overall construction object of power information acquisition system is " all standing, full acquisition, full pre-payment ".And it is answered at present
In the power information acquisition system of power line carrier communication mode, from the point of view of current service condition, power line carrier is logical
The data collection rate of letter mode has reached 95% or more, but can not realize 100% data acquisition, is especially easy out
Some existing special taiwan areas, such as there is co-channel interference phenomenon, the Power Line Carrier Communication Module of single FSK modulation mode can not solve
The certainly above problem.
In order to realize all standing, acquire entirely, the target of full pre-payment, need technically to be improved.Power line carrier
Communication has its inherent characteristic, the feature that decaying is big, time variation is strong, impedance variations are big to keep the power line carrier of distance farther out logical
The single of letter, which communicates, successfully relatively to be supported.
Utility model content
Make the utility model in view of the above problems.
One of the utility model be designed to provide it is a kind of it is solving the above problems, have power line carrier communication pattern
And the communication module of ZigBee wireless communications modes both patterns.
Present inventor notice 470MHZ wireless communication for more spacious space propagation relatively stablize, not by
The influence interfered on power line, transmission range is farther out.Therefore power line carrier communication is combined with wireless communication, be one not
Wrong selection.
The utility model includes but is not limited to following scheme.
A kind of power line carrier and wireless double mode formula communication module, which is characterized in that the power line carrier with it is wireless double
Pattern communication module includes carrier chip, radio frequency chip, carrier coupling circuit and power circuit,
The carrier chip is connect with the radio frequency chip, and the carrier chip connects with the carrier coupling circuit
It connects, the power circuit is connect with the carrier chip, and the power circuit is connect with radio frequency chip.
Preferably, the carrier chip is built-in with the Zigbee protocol stack simplified, the work frequency of the Zigbee protocol stack
Section is 470MHz.
Preferably, the carrier chip uses the GDLYEC-14A chips of Longyuan Electric Co., Ltd. of State Power Corporation.
Preferably, the radio frequency chip uses the Si4438 chips of Silicon Labs companies of the U.S..
Preferably, the carrier chip is connected with the radio frequency chip by being used for transmission the pin of wireless signal.
Preferably, the carrier coupling circuit includes coupling transformer.
Preferably, 12V voltages are converted into 5V and 3.3V by the power circuit.
Preferably, the power circuit uses linear power supply 78L05.
In the present invention, power line carrier modulation demodulation and twireless radio-frequency communication are realized with a main control chip, and
ZigBee Wireless networking protocols stacks are used, so that two kinds of communication patterns is worked at the same time, is independent of each other, and make full use of ZigBee
The characteristics of ad hoc network, can realize the mutual supplement with each other's advantages of power line carrier communication and twireless radio-frequency communication, realize the complete of power information
Acquisition, control in full.
Description of the drawings
Fig. 1 is the principle frame of the power line carrier of the utility model and an embodiment of wireless double mode formula communication module
Figure；
Fig. 2 is the circuit diagram of the radio frequency chip of an embodiment of the utility model；
Fig. 3 is the circuit diagram of the carrier chip of an embodiment of the utility model；
Fig. 4 is the circuit diagram of the carrier coupling circuit of an embodiment of the utility model；And
Fig. 5 is the circuit diagram of the power circuit of an embodiment of the utility model.
Specific implementation mode
Illustrate the principles of the present invention and illustrative embodiments referring to Fig. 1 to Fig. 5.
As shown in Figure 1, the power line carrier of the utility model and wireless double mode formula communication module include carrier chip 100,
Radio frequency chip 200, carrier coupling circuit 300, power circuit 400 etc..Carrier chip 100 connects with radio frequency chip 200
It connects, carrier chip 100 is connect with carrier coupling circuit 300, and power circuit 400 is connect with carrier chip 100, power circuit 400
It is connect with radio frequency chip 200.
In this module, power circuit 400 provides power supply for entire module.Carrier chip 100 is the core of this module
Point, realize that the modulation and demodulation of power line carrier signal, Mac layers of control command communication, application layer communication protocol parses, data pass
It is defeated, while the carrier chip 100 realizes the processing to Zigbee protocol, controls the transmitting-receiving of radio frequency chip 200.Carrier wave couples
Circuit 300 realizes the coupling of carrier chip 100 and power line carrier signal.
The utility model optionally also has some such technical characteristics：
Using the GDLYEC-14A carrier chips of Longyuan Electric Co., Ltd. of State Power Corporation, a built-in Zigbee protocol simplified
The working frequency range of stack, the Zigbee protocol stack after simplifying is 470MHz.
Carrier chip processor uses contiki operating systems.Contiki operating systems be one fully and completely, open
The operating system in source, and this contiki operating system is short and small and capable and vigorous, and " Internet of Things " epoch now that are very suitable for are used
Micromodule equipment.Currently, contiki operating systems have had very more user and supporter in the whole world,
Considerable application is had developed, contiki operating systems can transplant, especially for the net of limited storage space
The multiple task operating system of network embedded system and wireless sensor network.
Power line carrier communication is worked at the same time with ZigBee wireless communication both of which, is independent of each other.
The power line carrier that present embodiment is briefly described below according to Fig. 2, Fig. 3, Fig. 4, Fig. 5 is communicated with wireless double mode formula
The working condition of module.
Fig. 2 is the circuit diagram of radio frequency chip 200, carrier chip GDLYEC-14A and radio frequency chip
It is communicated using SPI modes between SI4438.This circuit has the transmission-receiving function of wireless signal, when wireless signal to be received, nothing
Line signal is come in by antenna XS3, and radio frequency chip SI4438 receives signal, is then passed wireless signal by pin 13
Give carrier chip；When wireless signal to be sent, carrier chip GDLYEC-14A is drawn by radio frequency chip S14438's
Wireless signal is sent by foot 14, and then radio frequency chip SI4438 is sent wireless signal by antenna.
Fig. 3 is the circuit diagram of carrier chip 100, is the core of entire module.Carrier chip controls power line load
The transmitting-receiving of wave signal and the transmitting-receiving of ZigBee wireless signals.
Fig. 4 is the circuit diagram of carrier coupling circuit 300, and major function is that power line carrier signal is coupled to carrier wave
In chip.In one example, the carrier coupling circuit 300 uses on the power line that a coupling transformer will receive
Intermediate-freuqncy signal be coupled in circuit, the modulated signal that will be sent is coupled to by coupling transformer on power line.
Fig. 5 is the circuit diagram of power circuit 400, and 7805 power circuits provide power supply for entire module, by 12V voltages
It is converted into 5V and 3.3V.
Above with reference to preferred embodiments of the present invention have been illustrated, it is understood, however, that above description is only
Illustratively.Those skilled in the art can be under the premise of not departing from the spirit and scope of the utility model, to this practicality
It is novel that various modifications and variations can be made.The scope of protection of the utility model is limited by the accompanying claims.
Claims (7)
1. a kind of power line carrier and wireless double mode formula communication module, which is characterized in that the power line carrier and wireless double mode
Formula communication module includes carrier chip (100), radio frequency chip (200), carrier coupling circuit (300) and power circuit
(400),
The carrier chip (100) connect with the radio frequency chip (200), the carrier chip (100) and the carrier wave
Termination power (300) connects, and the power circuit (400) connect with the carrier chip (100), the power circuit (400)
It is connect with radio frequency chip (200).
2. power line carrier according to claim 1 and wireless double mode formula communication module, which is characterized in that
The carrier chip (100) uses the GDLYEC-14A chips of Longyuan Electric Co., Ltd. of State Power Corporation.
3. power line carrier according to claim 1 or 2 and wireless double mode formula communication module, which is characterized in that
The radio frequency chip (200) uses the Si4438 chips of Silicon Labs companies of the U.S..
4. power line carrier according to claim 1 or 2 and wireless double mode formula communication module, which is characterized in that
The carrier chip (100) is connected with the radio frequency chip (200) by being used for transmission the pin of wireless signal.
5. power line carrier according to claim 1 or 2 and wireless double mode formula communication module, which is characterized in that
The carrier coupling circuit (300) includes coupling transformer.
6. power line carrier according to claim 1 or 2 and wireless double mode formula communication module, which is characterized in that
12V voltages are converted into 5V and 3.3V by the power circuit (400).
7. power line carrier according to claim 6 and wireless double mode formula communication module, which is characterized in that
The power circuit (400) uses linear power supply 78L05.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721634105.8U CN207910774U (en) | 2017-11-30 | 2017-11-30 | Power line carrier and wireless double mode formula communication module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721634105.8U CN207910774U (en) | 2017-11-30 | 2017-11-30 | Power line carrier and wireless double mode formula communication module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207910774U true CN207910774U (en) | 2018-09-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721634105.8U Active CN207910774U (en) | 2017-11-30 | 2017-11-30 | Power line carrier and wireless double mode formula communication module |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110060456A (en) * | 2019-03-27 | 2019-07-26 | 山东德源电力科技有限公司 | Based on wireless and high speed carrier data transmission method, device and related system |
| CN110311713A (en) * | 2019-07-11 | 2019-10-08 | 戴庆源 | A kind of electric power dual mode communication method based on IEEE1901.1 communication standard |
| CN112153790A (en) * | 2020-08-27 | 2020-12-29 | 杭州世创电子技术股份有限公司 | Railway tunnel emergency lighting detection device |
-
2017
- 2017-11-30 CN CN201721634105.8U patent/CN207910774U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110060456A (en) * | 2019-03-27 | 2019-07-26 | 山东德源电力科技有限公司 | Based on wireless and high speed carrier data transmission method, device and related system |
| CN110311713A (en) * | 2019-07-11 | 2019-10-08 | 戴庆源 | A kind of electric power dual mode communication method based on IEEE1901.1 communication standard |
| CN112153790A (en) * | 2020-08-27 | 2020-12-29 | 杭州世创电子技术股份有限公司 | Railway tunnel emergency lighting detection device |
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