CN106160792A - Antenna assembly and spaced antenna room subsystem - Google Patents
Antenna assembly and spaced antenna room subsystem Download PDFInfo
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- CN106160792A CN106160792A CN201510171105.8A CN201510171105A CN106160792A CN 106160792 A CN106160792 A CN 106160792A CN 201510171105 A CN201510171105 A CN 201510171105A CN 106160792 A CN106160792 A CN 106160792A
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- signal
- antenna assembly
- force
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Abstract
The invention discloses a kind of antenna assembly and spaced antenna room subsystem, its antenna assembly includes: radio-frequency module carries out the transmitting-receiving of wireless signal;The transmission of wireless signals that radio-frequency module is received by electric lines of force by power line carrier module is to base station, and the signal of base station transmission is sent to radio-frequency module;Voltage on electric lines of force is converted to running voltage by power module, powers for this antenna assembly.The antenna assembly of the present invention and spaced antenna room subsystem, the deployment of room subsystem can be simplified, effectively reduce indoor distributed system and dispose difficulty, utilize indoor power line as the in-door covering medium of cellular system, to be substantially reduced the engineering difficulty such as track laying when room subsystem is disposed, device structure is simple, low cost, the different covering demands under the requirement of flexible deployment and concealed deployment, and different scene can be met.
Description
Technical field
The present invention relates to wireless communication technology field, particularly relate to a kind of antenna assembly and distributed sky
Line room subsystem.
Background technology
Along with developing rapidly of wireless communication technology, with image, video and internet browsing etc. it is
Main multimedia service becomes the main business demand of current mobile user, its data traffic demand with
Day increase severely, therefore, how to provide the user speed faster, more be connected to become future
The main target of Generation Mobile Communication System evolution during 5G.Meanwhile, highlighted in the 4G LTE epoch
In-door covering problem will be still severe in the 5G epoch.At present, in-door covering is not enough: statistical table
Bright, the wireless traffic of 70% and the data service of 90% occur in indoor, and
LTE/LTE-Advanced arranges net the stage, because the deployment frequency range of LTE is higher, faces indoor and covers
Cover limited situation;Because frequency spectrum resource is rare, it is contemplated that 5G network design also will face high frequency cloth
The limited problem of in-door covering that guipure comes.
Spaced antenna (DAS) room subsystem, as it is shown in figure 1, can effective letter in decontamination chamber
Number blind area, improves the network coverage, solves signal distributions inequality problem in building simultaneously, improves and use
Family speech quality.Compared with integration Pico and distributed Pico, DAS has small configuration cost
Advantage, has bigger application prospect in following network design.But, at present for DAS
System deployment difficulty is the biggest: need Zheng Zhuan building does rewiring construction, process complexity duration
Long;It addition, dispose indoor distributed system to need to do the co-ordination of more non-technical, consumed
Greatly;Being limited to the deployment scope of feeder cable, construction complexity, the cycle is longer, relatively costly.
Summary of the invention
In view of this, the technical problem that the invention solves the problems that is to provide a kind of antenna assembly, logical
Cross electric lines of force carry out signal transmission with base station and electric power is provided.
A kind of antenna assembly, including: radio-frequency module, for carrying out the transmitting-receiving of wireless signal;Electric power
Carrier module, for the transmission of wireless signals that received by described radio-frequency module by electric lines of force to base
Stand, and the signal that base station sends is sent to described radio-frequency module;Power module, for by institute
The voltage stated on electric lines of force is converted to running voltage, powers for this antenna assembly.
According to one embodiment of present invention, further, also include: be used for and described electric power
The jack apparatus that line connects;Described jack apparatus includes: attaching plug, screwed socket, lamp socket
Plug.
According to one embodiment of present invention, further, described power line carrier module includes:
Filtering submodule, mixing submodule, power amplifier submodule;The signal that base station sends passes through electric lines of force
Enter described filtering submodule to be filtered, after filtering after the local oscillation signal of signal and local oscillator
Generating radiofrequency signal through the mixing of described mixing submodule, described radiofrequency signal is through described power amplifier submodule
Block is sent to described radio-frequency module after amplifying, described radio-frequency module launch described radiofrequency signal.
According to one embodiment of present invention, further, described power line carrier module is also wrapped
Include: low noise amplifies submodule;The signal that described radio-frequency module receives enters described low noise and amplifies submodule
Block processes, and the signal after process generates intermediate-freuqncy signal, institute after described mixing submodule is mixed
State intermediate-freuqncy signal to pass through after the filtering of described filtering submodule and described power amplifier submodule processing and amplifying
Described electric lines of force is sent to base station.
According to one embodiment of present invention, further, on described electric lines of force in transmission
Frequently signal includes: LTE-TDD signal, LTE-FDD signal;Described radio-frequency module receive and
The radiofrequency signal sent includes: LTE-TDD signal, LTE-FDD signal.
According to one embodiment of present invention, further, described power module is by described electric power
Alternating voltage on line is converted to DC voltage.
Another technical problem that the invention solves the problems that is to provide a kind of spaced antenna room subsystem,
Antenna assembly is carried out signal transmission by electric lines of force and base station and is provided electric power.
A kind of spaced antenna room subsystem, including: antenna assembly as above.
According to one embodiment of present invention, further, described antenna assembly is arranged on building
Inside thing, the electric lines of force for the electric power supply of interior of building installation is connected with described antenna assembly.
According to one embodiment of present invention, further, described antenna assembly is arranged on electrical equipment
In, it is connected by electric lines of force with the interface arrangement being arranged within described electrical equipment, described interface arrangement
Including: electric light screw socket, lamp socket socket.
According to one embodiment of present invention, further, described antenna assembly is arranged on electrical equipment
Outward, it is connected by electric lines of force with the interface arrangement being arranged on outside described electrical equipment, described interface arrangement bag
Include: supply socket.
According to one embodiment of present invention, further, described electrical equipment includes: lamp affixed to the ceiling,
Corridor emergency light, LED.
According to one embodiment of present invention, further, described electrical equipment includes: on/off
Switch;Controlled between described antenna assembly and base station by the opening and closing of described power on off switch
Electric lines of force on-off.
The antenna assembly of the present invention and spaced antenna room subsystem, carried out with base station by electric lines of force
Signal transmits and provides electric power, it is possible to simplify room subsystem deployment and can meet flexible deployment with
Different covering demands under the requirement of concealed deployment, and different scene.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will
The accompanying drawing used required in embodiment or description of the prior art is briefly described, aobvious and easy
Insight, the accompanying drawing in describing below is only some embodiments of the present invention, common for this area
From the point of view of technical staff, on the premise of not paying creative work, it is also possible to according to these accompanying drawings
Obtain other accompanying drawing.
Fig. 1 is the schematic diagram of spaced antenna room of the prior art subsystem;Wherein, 1-is micro-
Cellular basestation, 2,4,6-power splitters, 5,7,9-antenna assemblies, 8-is dry puts device;
Fig. 2 is the logic module block diagram of an embodiment of the antenna assembly according to the present invention;
Fig. 3 be the antenna assembly according to the present invention an embodiment in the patrolling of power line carrier module
Collect module diagram;
Fig. 4 is the schematic diagram processing the signal of transmission on electric lines of force;
Fig. 5 is the schematic diagram processing the wireless signal received;
Fig. 6 is that the sky in an embodiment of the spaced antenna room subsystem according to the present invention is traditional thread binding
Put the schematic diagram being combined with electrical equipment;
Fig. 7 A to 7C is the interface diagram being connected with electrical equipment for antenna assembly;
Fig. 8 is that the sky in an embodiment of the spaced antenna room subsystem according to the present invention is traditional thread binding
Put the schematic diagram being combined with emergency light;
Fig. 9 is that the sky in an embodiment of the spaced antenna room subsystem according to the present invention is traditional thread binding
The schematic diagram that the power switch put is connected with electric switch.
Detailed description of the invention
With reference to the accompanying drawings the present invention is described more fully, the example of the present invention is wherein described
Property embodiment.Below in conjunction with the accompanying drawing in the embodiment of the present invention, to the skill in the embodiment of the present invention
Art scheme is clearly and completely described, it is clear that described embodiment is only the present invention one
Section Example rather than whole embodiments.Based on the embodiment in the present invention, this area is general
The every other embodiment that logical technical staff is obtained under not making creative work premise, all
Belong to the scope of protection of the invention.Below in conjunction with each figure and embodiment to technical scheme
Carry out many descriptions.
Electric lines of force is most basic facility and condition in the modern life and family, in indoor, electric power without
Place does not exists, and utilizing power line communication to do indoor " last one kilometer " access has other technologies incomparable
Advantage.
At present, have been directed towards power line communication (PLC) both at home and abroad to have carried out and study work widely
Make, mainly include the arrowband power line communication of the technology such as supervisory control and data acquisition (SCADA) in intelligent grid field
Technology, and solve the power-line broadband communication technology of broadband access.Power line communication reusable is existing
Having electric lines of force resource, low cost, transfer rate, can in application up to 200Mbps-1Gbps
Do supplementing of traditional communication.
As in figure 2 it is shown, the present invention provides a kind of antenna assembly 21, including: radio-frequency module 211,
Power line carrier module 212 and power module 213.Radio-frequency module 211 carries out the receipts of wireless signal
Send out.The wireless signal that radio-frequency module 211 is received by power line carrier module 212 by electric lines of force passes
It is passed to base station, and the signal that base station sends is sent to radio-frequency module 211.Power module 213
Voltage on electric lines of force is converted to running voltage, powers for this antenna assembly 21.
Electric lines of force both can connect base station and antenna assembly 21, electric power as the transmission medium of signal
Line can also be powered for antenna assembly 21.Power supply is had no special requirements by antenna assembly 21, typically
DC low-voltage, such as, power module 213 provides direct current 15v voltage, in antenna assembly 21
Modules power.
Electric lines of force is joined directly together with antenna assembly 21, or is connected by socket, by socket even
The form connect includes: supply socket form, electric light screw socket form, LED and daylight lamp socket
Form etc..Antenna assembly 21 can be provided for the jack apparatus being connected with electric lines of force, and socket fills
Put and include: attaching plug, screwed socket, socket adapter etc..
Antenna assembly in above-described embodiment, can simplify the deployment of room subsystem, effectively reduce reality
Lower deployment cost needed for existing in-door covering and deployment cycle.This antenna assembly can also meet flexible portion
Different covering demands under administration and the requirement of concealed deployment, and different scene.
Antenna assembly 21 is internally integrated radio-frequency module 211, and radio-frequency module 211 includes receiving, launching sky
Line, for the transmitting-receiving of wireless signal.As shown in Figure 3,4, power line carrier module 212 includes: filter
Marble module 215, mixing submodule 216, power amplifier submodule 217.The signal that base station sends passes through
Electric lines of force enters filtering submodule 215 and is filtered, after filtering after the basis of signal and local oscillator
The signal that shakes generates radiofrequency signal through mixing submodule 216 mixing, and radiofrequency signal is through power amplifier submodule
It is sent to radio-frequency module 211 after 217 amplifications, radio-frequency module 211 launches radiofrequency signal.
Power line carrier module 212 also includes: low noise amplifies submodule 218.Low noise amplifies submodule
Block 218 is the amplifier that noise coefficient is the lowest, be typically used as all kinds of radio receiver high frequency or
Intermediate-frequency preamplifier, and the amplifying circuit of high sensitivity electron detection equipment.Such as Fig. 5 institute
Showing, the signal that radio-frequency module 211 receives enters low noise amplification submodule 218 and processes, and processes
After the local oscillation signal of signal and local oscillator after mixing submodule 216 mixing, generate intermediate-freuqncy signal,
By electricity after intermediate-freuqncy signal submodule after filtering filtering 215 and power amplifier submodule 217 processing and amplifying
The line of force is sent to base station, and signal can not also be amplified processing by power amplifier submodule 217.
Antenna assembly 21 is connected with mobile communication base station equipment by electric lines of force, and electric lines of force transmits
Be mobile communication, such as LTE intermediate-freuqncy signal.Intermediate-freuqncy signal is mixing submodule 216 output
One constant signal, i.e. frequency are the highest the lowest.For different patterns, intermediate-freuqncy signal
There is different definition.Such as, for LTE-FDD system, up employing 30M-40MHz
Transmission, descending employing 50M-60MHz transmits.Antenna end carries out before spacing wave sends and connects
It is required for after receipts carrying out the frequency conversion between intermediate frequency and radio frequency (such as 2GHz).Such as: at electric lines of force
The intermediate-freuqncy signal of upper transmission includes: LTE-TDD signal, LTE-FDD signal etc.;Radio frequency mould
The radiofrequency signal that block receives and sends includes: LTE-TDD signal, LTE-FDD signal etc..
Antenna assembly 21 connects electric lines of force, and the function of antenna assembly 21 includes signal transmission and passes through
Local oscillator is mixed, and local frequency is that indoor cellular covers frequency (such as LTE).Under considering
Row signal transmission time, on electric lines of force transmission for meet (the 30MHz-that power line frequency carrier requires
100MHz) analogue signal, this signal enters antenna assembly 21 from electric lines of force, carries out signal amplification
And after filtering, entering mixing submodule, power line frequency carrier signal is moved indoor cellular by this submodule
Cover frequency (such as LTE), launched by radio-frequency module after being amplified filtering the most again
Go.On antenna receive wireless signal after filtering with LNA after by mixing submodule by frequency
Move on power line frequency carrier, go out through power line transmission after being amplified filtering.
The present invention provides a kind of spaced antenna room subsystem, including antenna assembly as above.Base station
Signal return is done in equipment one end, and one end connects electric lines of force.Antenna assembly connects electric lines of force and does honeycomb
The in-door covering of signal.Transmitting cellular analog signals in electric lines of force, electric lines of force replaces tradition DAS
Feeding line portion in system, the analogue signal after transmission base station equipment modulation, bandwidth-intensive used exists
30MHz-100MHz.The analogue signal of power line transmission is filtered, is mixed by antenna assembly
To eating dishes without rice or wine, frequency range is launched, with the wireless network terminal intercommunication such as LTE, it is achieved in-door covering.Antenna
The wireless signal that device is launched is based on LTE, it is possible to compatible CDMA EVDO/WCDMA
Transmit Deng multimode signal.
As shown in Figure 6, antenna assembly 51 is arranged on interior of building, installs for interior of building
The electric lines of force of electric power supply be connected with antenna assembly 51.Antenna assembly 51 can be with ordinary appliances phase
In conjunction with, including: lamp affixed to the ceiling 52, ceiling fan 53, emergency light 54, alarm 55, common lamp etc.
Deng.Within antenna assembly 51 is placed in electric equipment or outside, the company of antenna assembly 51 and electrical equipment
Connect and refer to and the connection of electric lines of force in electric equipment, can be to be directly connected to or pass through the corresponding interface
Connect.
Antenna assembly 51 can be built in electric equipment, is connected by built-in interface, antenna assembly
51 are also placed in outside electric equipment, are connected by external interface.Such as, antenna assembly is arranged on
In common lamp, lamp affixed to the ceiling, daylight lamp, by electric lines of force be arranged on common lamp, ceiling
Interface arrangement within lamp, daylight lamp connects, as shown in Fig. 7 B, 7C, and common lamp, ceiling
Interface arrangement within lamp, daylight lamp is electric light screw socket, lamp socket socket etc..Antenna assembly can also
It is arranged on outside electrical equipment, is connected with the interface arrangement being arranged on outside electrical equipment by electric lines of force, such as Fig. 7 A
Shown in, interface arrangement is supply socket etc..
As shown in Figure 8, antenna assembly 61 is arranged on the outside of emergency light 62, antenna assembly 61
It is connected with the electric lines of force within emergency light 62, by power line transmission signals and provide electric power,
Power when can be applicable to long environment, such as emergency light environment, when meeting long, cover demand.Antenna assembly
Power supply can consider only to switch and cross two kinds of switch.The former can keep continued power, it is achieved holds
Continuous covering.The latter can switch as required, such as the closing switch when user leaves, i.e.
Antenna assembly no longer works.As it is shown in figure 9, electrical equipment includes power on off switch 72, pass through power supply
The opening and closing of on and off switch 72 control antenna assembly 71 and base station on-off, i.e. control electric power
Can whether line connects, transmit signal and provide electric power.
The antenna assembly provided in above-described embodiment and spaced antenna room subsystem, it is possible to simplify room
The deployment of subsystem, effectively reduces indoor distributed system and disposes difficulty, utilize house infrastructure-
Electric lines of force, as the in-door covering medium of cellular system, will be substantially reduced line when room subsystem is disposed
The engineering difficulty such as road laying.
The antenna assembly provided in above-described embodiment and spaced antenna room subsystem, with existing
LTE/LTE-Advanced system standard is compatible, can do existing standard equipment and realize relevant setting
Meter, completes the indoor covering system of existing network, and face the future 5G network simultaneously, can be with visible
Effectively combination is done in optic communication.
The antenna assembly provided in above-described embodiment and spaced antenna room subsystem, device structure letter
Single, low cost, can meet under the requirement of flexible deployment and concealed deployment, and different scene
Different covering demands.
The method and system of the present invention may be achieved in many ways.Such as, can be by soft
Part, hardware, firmware or software, hardware, any combination of firmware realize the side of the present invention
Method and system.For the said sequence of step of method merely to illustrate, the present invention's
The step of method is not limited to order described in detail above, unless specifically stated otherwise.
Additionally, in certain embodiments, the present invention also can be embodied as the journey recorded in the recording medium
Sequence, these programs include the machine readable instructions for realizing the method according to the invention.Cause
And, the present invention also covers the record of the program for performing the method according to the invention that stores and is situated between
Matter.
Description of the invention is given for the sake of example and description, and is not exhaustively
Or it limit the invention to disclosed form.Many modifications and variations are for the common skill of this area
It is obvious for art personnel.Selecting and describing embodiment is the principle in order to the present invention is more preferably described
Apply with reality, and make those of ordinary skill in the art it will be appreciated that the present invention thus design is suitable
The various embodiments with various amendments in special-purpose.
Claims (12)
1. an antenna assembly, it is characterised in that, including:
Radio-frequency module, for carrying out the transmitting-receiving of wireless signal;
Power line carrier module, for the wireless signal received by described radio-frequency module by electric lines of force
It is transferred to base station, and the signal that base station sends is sent to described radio-frequency module;
Power module, for being converted to running voltage by the voltage on described electric lines of force, for this sky
Line apparatus is powered.
2. antenna assembly as claimed in claim 1, it is characterised in that also include:
For the jack apparatus being connected with described electric lines of force;
Described jack apparatus includes: attaching plug, screwed socket, socket adapter.
3. antenna assembly as claimed in claim 1, it is characterised in that:
Described power line carrier module includes: filtering submodule, mixing submodule, power amplifier submodule
Block;
The signal that base station sends enters described filtering submodule by electric lines of force and is filtered, and passes through
Filtered signal generates radio frequency letter with the local oscillation signal of local oscillator through the mixing of described mixing submodule
Number, described radiofrequency signal is sent to described radio-frequency module after described power amplifier submodule amplifies, by
Described radio-frequency module launches described radiofrequency signal.
4. to ask the antenna assembly as described in 3 such as right, it is characterised in that:
Described power line carrier module also includes: low noise amplifies submodule;
The signal that described radio-frequency module receives enters described low noise amplification submodule and processes, and processes
After signal through described mixing submodule be mixed after generate intermediate-freuqncy signal, described intermediate-freuqncy signal is through institute
It is sent to by described electric lines of force after stating filtering submodule filtering and described power amplifier submodule processing and amplifying
Base station.
5. antenna assembly as claimed in claim 4, it is characterised in that:
On described electric lines of force, the intermediate-freuqncy signal of transmission includes: LTE-TDD signal, LTE-FDD
Signal;
The radiofrequency signal that described radio-frequency module receives and sends includes: LTE-TDD signal,
LTE-FDD signal.
6. antenna assembly as claimed in claim 1, it is characterised in that:
Alternating voltage on described electric lines of force is converted to DC voltage by described power module.
7. a spaced antenna room subsystem, it is characterised in that:
Including: the antenna assembly as described in claim 1 to 6 any one.
8. spaced antenna room as claimed in claim 7 subsystem, it is characterised in that:
Described antenna assembly is arranged on interior of building;
Wherein, the electric lines of force of the electric power supply installed for interior of building is with described antenna assembly even
Connect.
9. spaced antenna room as claimed in claim 8 subsystem, it is characterised in that:
Described antenna assembly is arranged in electrical equipment, leads to the interface arrangement being arranged within described electrical equipment
Crossing electric lines of force to connect, described interface arrangement includes: electric light screw socket, lamp socket socket.
10. spaced antenna room as claimed in claim 8 subsystem, it is characterised in that:
Described antenna assembly is arranged on outside electrical equipment, passes through with the interface arrangement being arranged on outside described electrical equipment
Electric lines of force connects, and described interface arrangement includes: supply socket.
The 11. spaced antenna room subsystems as described in claim 8 to 10 any one, its
It is characterised by:
Described electrical equipment includes: lamp affixed to the ceiling, corridor emergency light, LED.
12. spaced antenna room as claimed in claim 8 subsystems, it is characterised in that:
Described electrical equipment includes: power on off switch;
Wherein, by the opening and closing of described power on off switch control described antenna assembly and base station it
Between electric lines of force on-off.
Priority Applications (1)
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CN201510171105.8A CN106160792A (en) | 2015-04-10 | 2015-04-10 | Antenna assembly and spaced antenna room subsystem |
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CN201510171105.8A CN106160792A (en) | 2015-04-10 | 2015-04-10 | Antenna assembly and spaced antenna room subsystem |
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Family
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CN201510171105.8A Pending CN106160792A (en) | 2015-04-10 | 2015-04-10 | Antenna assembly and spaced antenna room subsystem |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110661562A (en) * | 2018-06-30 | 2020-01-07 | 上海华为技术有限公司 | Transmission system and transmission device for millimeter wave signals |
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CN103297987A (en) * | 2013-06-05 | 2013-09-11 | 四川省韬光通信有限公司 | Power line transmission based mobile communication indoor microdistribution system |
CN103327508A (en) * | 2013-07-09 | 2013-09-25 | 武汉虹信通信技术有限责任公司 | Access system for transmitting wireless signals and Ethernet signals by power line |
CN203911140U (en) * | 2014-01-24 | 2014-10-29 | 万众科技有限公司 | Intelligent socket |
CN104243295A (en) * | 2014-10-10 | 2014-12-24 | 国家电网公司 | Intelligent gateway device based on double-network mixed communication |
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US5832364A (en) * | 1995-10-06 | 1998-11-03 | Airnet Communications Corp. | Distributing wireless system carrier signals within a building using existing power line wiring |
CN101420251A (en) * | 2007-10-25 | 2009-04-29 | 台达电子工业股份有限公司 | Bridging apparatus for electric power network |
CN103036595A (en) * | 2012-12-07 | 2013-04-10 | 泉州泽仕通科技有限公司 | Field intensity covering method based on power line transmission |
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Application publication date: 20161123 |