CN108494716A - Modulation-demodulation device, smart home communication means and intelligent domestic system - Google Patents
Modulation-demodulation device, smart home communication means and intelligent domestic system Download PDFInfo
- Publication number
- CN108494716A CN108494716A CN201810171728.9A CN201810171728A CN108494716A CN 108494716 A CN108494716 A CN 108494716A CN 201810171728 A CN201810171728 A CN 201810171728A CN 108494716 A CN108494716 A CN 108494716A
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- Prior art keywords
- modulation
- signal
- data
- main control
- smart home
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2626—Arrangements specific to the transmitter only
- H04L27/2627—Modulators
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/2803—Home automation networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2649—Demodulators
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Automation & Control Theory (AREA)
- Small-Scale Networks (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Selective Calling Equipment (AREA)
Abstract
The invention discloses a kind of modulation-demodulation devices, including：Data-signal is sent to base band main control chip by network interface for connecting smart home device or control device and the modulation-demodulation device；The base band main control chip, for the data-signal received from the network interface to be sent to AC DC modem chip；The AC DC modem chip, for the data signal modulation received from the base band main control chip at AC signal, to be then passed to power pin；The AC signal is uploaded to alternating current network, to realize that data are modulated by the power pin for passing through the first socket of insertion.The embodiment of the invention also discloses a kind of smart home communication means.The modulation-demodulation device and smart home communication means, had not only solved the problems, such as the harm of air interference and electromagnetic radiation, but also solved the practical sex chromosome mosaicism of cable network rewiring, and the user experience is improved.
Description
Technical field
The present invention relates to Smart Home technical field more particularly to a kind of modulation-demodulation device, smart home communication means
And intelligent domestic system.
Background technology
Higher and higher to the attention rate of wired home with the development of Internet of Things, more and more smart homes product is not
It is disconnected to release.However, current smart home product is nearly all to use sensor, is received and sent messages by wireless network, cause house
The air interference in front yard is increasingly severe, and electromagnetic radiation is also increasing on the influence of the health of household.
Some smart home products, businessman is it is also noted that the interference and hazards of electromagnetic radiation problem, release of wireless transmission have
Line home intelligent network.But this network system needs to rearrange communication line, and engineering is larger, and installation is complex, and
The aesthetics for influencing house decoration, so practicability and user experience are all poor.
Invention content
It is above-mentioned to solve it is a primary object of the present invention to propose a kind of modulation-demodulation device and smart home communication means
Technical problem.
To achieve the above object, the present invention proposes a kind of modulation-demodulation device, is set applied to smart home device, middle control
The intelligent domestic system of standby, alternating current network and modulation-demodulation device composition, the modulation-demodulation device include：
Network interface will for connecting the smart home device or the control device and the modulation-demodulation device
Data-signal is sent to base band main control chip；
The base band main control chip is straight for the data-signal received from the network interface to be sent to exchange
Flow modem chip；
The AC DC modem chip, the data-signal tune for will be received from the base band main control chip
AC signal is made, then passes to power pin；And
The AC signal is uploaded to the alternating current network by the power pin for passing through the first socket of insertion,
To realize that data are modulated.
Optionally, the power pin is additionally operable to by being inserted into the second socket by the AC signal from the AC network
Network is sent to the AC DC modem chip；
The AC DC modem chip is additionally operable to the AC signal solution that will be received from the power pin
It is adjusted to data-signal, and is sent to the base band main control chip；
The base band main control chip is additionally operable to believe the data received from the AC DC modem chip
Number it is sent to the network interface；
The network interface is additionally operable to the data-signal being sent to the smart home device or the control device,
To realize data demodulation.
Optionally, the network interface is RJ45 interfaces or USB interface.
Optionally, the base band main control chip is CR600 chips, and the AC DC modem chip is CR150 cores
Piece.
Optionally, the alternating current network is 220V alternating current networks, and the AC signal is 220V AC signals.
In addition, to achieve the above object, the present invention also proposes a kind of smart home communication means, is set applied to smart home
The intelligent domestic system of standby, control device, alternating current network and modulation-demodulation device composition, the smart home communication means packet
Include step：
The modulation-demodulation device receives number by network interface from the smart home device or the control device
It is believed that number, and it is sent to base band main control chip；
The data-signal received from the network interface is sent to AC DC tune by the base band main control chip
Demodulation chip processed；
The AC DC modem chip by the data signal modulation received from the base band main control chip at
AC signal then passes to power pin；
The AC signal is uploaded to the alternating current network 3 by the power pin by being inserted into the first socket, to
Realize data modulation；And
The AC signal is sent to the second socket by the alternating current network, to reach another modulation /demodulation
In device.
Optionally, the method further includes step：
The AC signal is sent to by the power pin by being inserted into second socket from the alternating current network
The AC DC modem chip；
The AC signal received from the power pin is demodulated into number by the AC DC modem chip
It is believed that number, and it is sent to the base band main control chip；
The base band main control chip transmits the data-signal received from the AC DC modem chip
To the network interface；
The data-signal is sent to the smart home device or the control device by the network interface, to real
Existing data demodulation.
Optionally, the network interface is RJ45 interfaces or USB interface.
Optionally, the base band main control chip is CR600 chips, and the AC DC modem chip is CR150 cores
Piece.
Optionally, the alternating current network is 220V alternating current networks, and the AC signal is 220V AC signals.
In addition, to achieve the above object, the present invention proposes a kind of smart home including above-mentioned modulation-demodulation device again
System.
Compared to the prior art, modulation-demodulation device and smart home communication means proposed by the present invention, can be by data
It in signal modulation to AC signal, is communicated using the existing 220V alternating current wires of family by power outlet, then again will
AC signal is demodulated into data-signal, has both solved air interference and electricity even without wireless access without additional arrangement circuit
The harm problem of magnetic radiation, and solve the practical sex chromosome mosaicism of cable network rewiring, the user experience is improved.
Description of the drawings
Fig. 1 is each one optional application environment schematic diagram of embodiment of the present invention；
Fig. 2 is a kind of module diagram for modulation-demodulation device that first embodiment of the invention proposes；
Fig. 3 is a kind of flow chart for smart home communication means that second embodiment of the invention proposes；
Fig. 4 is a kind of flow chart for smart home communication means that third embodiment of the invention proposes.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific implementation mode
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
As shown in fig.1, being each one optional application environment schematic diagram of embodiment of the present invention.
In the present embodiment, present invention can apply to include but are not limited to, multiple smart home devices 11 and one or
In the intelligent domestic system 1 that multiple control devices 12 form.
The smart home device 11 can be the intelligence such as doorbell, electric light, camera, television set, refrigerator, air-conditioning, loudspeaker
The household electrical appliance of energy.
The control device 12 includes optical fiber Modem 121 and/or network router 122 and control terminal 123.Its
In, the control terminal 123 is the terminal devices such as mobile phone, the laptop of user, for passing through the optical fiber Modem 121
And/or network router 122 carries out network communication with the smart home device 11, to inquire the smart home device 11
Operating status simultaneously carries out remote control to the smart home device 11.
In the present embodiment, in the intelligent domestic system 1 further include modulation-demodulation device 2 and alternating current network 3.It is described
Modulation-demodulation device 2 is connected to the smart home device 11, optical fiber Modem 121 or network router 122 and is exchanged with described
Between electric network 3, the smart home device 11, optical fiber Modem 121 or network router 122 can be accessed by interface,
Or it is integrally designed with the smart home device 11, optical fiber Modem 121 or network router 122.The modulation /demodulation dress
2 are set for by the data signal modulation of the smart home device 11 to AC signal, passing through the alternating current network 3 and institute
Control device 12 is stated to be communicated.The alternating current network 3 is the alternating current network of 220V.
So far, oneself is through describing the application environment of each embodiment of the present invention in detail.In the following, above application ring will be based on
Border proposes each embodiment of the present invention.
Embodiment one
As shown in fig.2, first embodiment of the invention proposes a kind of modulation-demodulation device 2.The modulation-demodulation device 2 wraps
Include network interface 20, base band main control chip 22, AC DC modem chip 24 and power pin 26.
Wherein, the network interface 20 can be RJ45 interfaces or USB interface, for connecting the smart home device
11, optical fiber Modem 121 or network router 122 and the modulation-demodulation device 2, in the smart home device 11, optical fiber
Carry out data transmission between Modem 121 or network router 122 and the base band main control chip 22.
The base band main control chip 22 can be CR600 chips, the data for will be received from the network interface 20
Signal is sent to the AC DC modem chip 24.The CR600 chips are a kind of 32 bit wides band power line carrier, PLC
Chip has the characteristics that high integration, high reliability.The power line carrier transmission of the CR600 chips uses advanced OFDM
(Orthogonal Frequency DivisionMultiplexing, orthogonal frequency division multiplexing) technology, frequency range 2MHz~
28MHz, carries FEC (Forward Error Correction, forward error correction) and verification, and adaptive frequency hopping effectively avoids electricity
Line of force noise；Physical layer transmission rate reaches as high as 240Mbps；The transmission of real-time multichannel HD video can be achieved.
The AC DC modem chip 24 can be CR150 chips, and being used for will be from the base band main control chip 22
The data signal modulation of reception then passes to the power pin 26 at AC signal.Wherein, the AC signal is 220V
AC signal.The CR150 chips be a kind of broadband power line carrier chip, the analog front-end chip being a highly integrated, Rx,
The data transmission rate at the ends Tx is up to 80MSPS to 160MSPS.The CR600 chips as the base band main control chip 22, need and
The CR150 chips as the AC DC modem chip 24, which are arranged in pairs or groups, to be used.
The arbitrary socket (not shown in figure 1) that the power pin 26 is used to be inserted into user family, will by the socket
The AC signal is uploaded to the alternating current network 3, to realize that data are modulated.
Further, the AC signal is sent to another socket by the alternating current network 3, another to reach
In a modulation-demodulation device 2.In another described modulation-demodulation device 2：
The power pin 26 is additionally operable to the AC signal being sent to the AC DC from the alternating current network 3
Modem chip 24.
The AC DC modem chip 24 is additionally operable to believe the exchange received from the power pin 26
Number it is demodulated into data-signal, and is sent to the base band main control chip 22.
The base band main control chip 22 is additionally operable to the number that will be received from the AC DC modem chip 24
It is believed that number being sent to the network interface 20.
The network interface 20 is additionally operable to the data-signal being sent to the smart home device 11, optical fiber Modem
121 or network router 122, to realize data demodulation.
It will be understood by those skilled in the art that structure shown in Figure 2 does not constitute the limit to the modulation-demodulation device 2
Fixed, the terminal device 2 can also include other necessary parts, either combine certain components or different components arrangement.
Embodiment two
As shown in fig.3, second embodiment of the invention proposes a kind of smart home communication means, it is applied to the intelligent family
It occupies in system 1.In the present embodiment, following step is the modulated process of the smart home communication means.According to different need
It asks, the execution sequence of the step in flow chart shown in Fig. 3 can change, and certain steps can be omitted.This method includes following
Step：
S300, the modulation-demodulation device 2 by the network interface 20 from the smart home device 11 or it is described in
It controls and receives data-signal in equipment 12 (optical fiber Modem 121 or network router 122), and be sent to the base band main control chip
22。
The data-signal received from the network interface 20 is sent to the friendship by S302, the base band main control chip 22
Flow HVDC Modulation demodulation chip 24.
S304, the AC DC modem chip 24 believe the data received from the base band main control chip 22
Number it is modulated into AC signal, then passes to the power pin 26.Wherein, the AC signal is 220V AC signals.
The AC signal is uploaded to the alternating current network by S306, the power pin 26 by being inserted into the first socket
3, to realize that data are modulated.
The AC signal is sent to the second socket by S308, the alternating current network 3, to reach another modulatedemodulate
It adjusts in device 2.
Embodiment three
As shown in fig.4, third embodiment of the invention proposes a kind of smart home communication means, it is applied to the intelligent family
It occupies in system 1.In the present embodiment, following step is the demodulating process of the smart home communication means.According to different need
It asks, the execution sequence of the step in flow chart shown in Fig. 4 can change, and certain steps can be omitted.This method includes following
Step：
S400, the power pin 26 is by being inserted into second socket by the AC signal from the alternating current network
3 are sent to the AC DC modem chip 24.
S402, the AC signal that the AC DC modem chip 24 will be received from the power pin 26
It is demodulated into data-signal, and is sent to the base band main control chip 22.
S404, the data that the base band main control chip 22 will be received from the AC DC modem chip 24
Signal is sent to the network interface 20.
S406, the data-signal is sent to the smart home device 11 to the network interface 20 or the middle control is set
Standby 12 (optical fiber Modem 121 or network routers 122), to realize data demodulation.
The smart home communication means that the second embodiment and 3rd embodiment are proposed, can be by data signal modulation
Onto AC signal, communicated using the existing 220V alternating current wires of family by power outlet, then again by AC signal
It is demodulated into data-signal, without additional arrangement circuit, even without wireless access, had both solved air interference and electromagnetic radiation
Harm problem, and solve the practical sex chromosome mosaicism of cable network rewiring, the user experience is improved.
It should be noted that herein, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that process, method, article or device including a series of elements include not only those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including this
There is also other identical elements in the process of element, method, article or device.
The embodiments of the present invention are for illustration only, can not represent the quality of embodiment.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, technical scheme of the present invention substantially in other words does the prior art
Going out the part of contribution can be expressed in the form of software products, which is stored in a storage medium
In (such as ROM/RAM, magnetic disc, CD), including some instructions are used so that a station terminal (can be mobile phone, computer, service
Device, air conditioner or network equipment etc.) execute method described in each embodiment of the present invention.
The embodiment of the present invention is described with above attached drawing, but the invention is not limited in above-mentioned specific
Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art
Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much
Form, all of these belong to the protection of the present invention.
Claims (10)
1. a kind of modulation-demodulation device is applied to smart home device, control device, alternating current network and modulation /demodulation dress
Set the intelligent domestic system of composition, which is characterized in that the modulation-demodulation device includes network interface, base band main control chip, hands over
Flow HVDC Modulation demodulation chip and power pin：
Network interface, for connecting the smart home device or the control device and the modulation-demodulation device, by data
Signal is sent to base band main control chip；
The base band main control chip, for the data-signal received from the network interface to be sent to AC DC tune
Demodulation chip processed；
The AC DC modem chip, for will the data signal modulation that is received from the base band main control chip at
AC signal then passes to power pin；And
The AC signal is uploaded to the alternating current network by the power pin for passing through the first socket of insertion, to
Realize data modulation.
2. modulation-demodulation device according to claim 1, it is characterised in that：
The power pin is additionally operable to that the AC signal is sent to institute from the alternating current network by being inserted into the second socket
State AC DC modem chip；
The AC DC modem chip is additionally operable to the AC signal received from the power pin being demodulated into
Data-signal, and it is sent to the base band main control chip；
The base band main control chip is additionally operable to pass the data-signal received from the AC DC modem chip
It send to the network interface；
The network interface is additionally operable to the data-signal being sent to the smart home device or the control device, to
Realize data demodulation.
3. modulation-demodulation device according to claim 1 or 2, which is characterized in that the network interface be RJ45 interfaces or
USB interface.
4. modulation-demodulation device according to claim 1 or 2, which is characterized in that the base band main control chip is CR600 cores
Piece, the AC DC modem chip are CR150 chips.
5. modulation-demodulation device according to claim 1 or 2, which is characterized in that the alternating current network exchanges for 220V
Electric network, the AC signal are 220V AC signals.
6. a kind of smart home communication means is applied to smart home device, control device, alternating current network and modulation /demodulation dress
Set the intelligent domestic system of composition, which is characterized in that the modulation-demodulation device includes network interface, base band main control chip, hands over
HVDC Modulation demodulation chip and power pin are flowed, the smart home communication means includes step：
The modulation-demodulation device receives data letter by network interface from the smart home device or the control device
Number, and it is sent to base band main control chip；
The data-signal received from the network interface is sent to AC DC modulatedemodulate by the base band main control chip
Aligning piece；
The AC DC modem chip is by the data signal modulation received from the base band main control chip at exchange
Signal then passes to power pin；
The AC signal is uploaded to the alternating current network by the power pin by being inserted into the first socket, to realize number
According to modulation；And
The AC signal is sent to the second socket by the alternating current network, to reach another modulation-demodulation device
In.
7. smart home communication means according to claim 6, which is characterized in that the method further includes step：
The AC signal is sent to described by the power pin by insertion second socket from the alternating current network
AC DC modem chip；
The AC signal received from the power pin is demodulated into data letter by the AC DC modem chip
Number, and it is sent to the base band main control chip；
The data-signal received from the AC DC modem chip is sent to institute by the base band main control chip
State network interface；
The data-signal is sent to the smart home device or the control device by the network interface, to realize number
According to demodulation.
8. the smart home communication means described according to claim 6 or 7, which is characterized in that the network interface connects for RJ45
Mouth or USB interface；The base band main control chip is CR600 chips, and the AC DC modem chip is CR150 chips.
9. the smart home communication means described according to claim 6 or 7, which is characterized in that the alternating current network is 220V
Alternating current network, the AC signal are 220V AC signals.
10. a kind of intelligent domestic system, which is characterized in that the intelligent domestic system includes described in any one of claim 1 to 5
Modulation-demodulation device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810171728.9A CN108494716A (en) | 2018-03-01 | 2018-03-01 | Modulation-demodulation device, smart home communication means and intelligent domestic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810171728.9A CN108494716A (en) | 2018-03-01 | 2018-03-01 | Modulation-demodulation device, smart home communication means and intelligent domestic system |
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| Publication Number | Publication Date |
|---|---|
| CN108494716A true CN108494716A (en) | 2018-09-04 |
Family
ID=63341139
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810171728.9A Pending CN108494716A (en) | 2018-03-01 | 2018-03-01 | Modulation-demodulation device, smart home communication means and intelligent domestic system |
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| CN109525286A (en) * | 2018-12-27 | 2019-03-26 | 北京航天飞腾装备技术有限责任公司 | Single machine interacted system on bullet |
| US20210294305A1 (en) * | 2019-09-24 | 2021-09-23 | Rockwell Automation Technologies, Inc. | Peer-level control of industrial automation system components |
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Application publication date: 20180904 |