CN102137406A - Main device for wireless communication multi-network integration, expansion device and remote device - Google Patents
Main device for wireless communication multi-network integration, expansion device and remote device Download PDFInfo
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Abstract
The invention provides a main device for wireless communication multi-network integration, an expansion device and a remote device, wherein the main device comprises an uplink main unit and a downlink main unit, wherein the downlink main unit is used for receiving main unit Internet access signals and mobile communication signals, respectively converting the main unit Internet access signals and the mobile communication signals into downlink network optical signals modulated by a first optical carrier and downlink optical signals modulated by a second optical carrier, carrying out wavelength division multiplexing on the downlink network optical signals and the downlink optical signals to form downlink multiplexing optical signals, and transmitting each path of downlink multiplexing optical signals to a downlink network element; and the uplink main unit is used for uplink multiplexing optical waves, decomposing the multiplexing optical waves into network optical signals modulated by the first optical carrier and uplink optical signals modulated by the second optical carrier, converting the network optical signals modulated by the first optical carrier into main unit Internet output signals and outputting the main unit Internet output signals through a network access interface, and converting uplink optical signals modulated by the second optical carrier into electric signals and outputting the electric signals through a radio frequency access interface. A distributed system is formed by adopting three devices so that multi-network signal fusion of Internet, mobile communication and the like is directly realized, and therefore, network operation stability and reliability are effectively enhanced.
Description
Technical field
The present invention relates to wireless communication field, especially, relate to a kind of radio communication and net descending, the up-link of unification and master, expansion, far end device more.
Background technology
Along with the granting of 3G license, each runs the commercial city in the networking of carrying out large-scale 2G, 3G mobile communication, to solve vast speech business demand and data traffic requirement.On network construction form, substantially all be to adopt the distribution mode of traditional active/passive+coaxial cable to carry out the covering of indoor and outdoor.
The way that prior art adopts is by double frequency/multiplefrequency mixer two/a plurality of mobile communication signals to be combined into one the tunnel, inserts feedback system on the same day, realizes that the signal of many nets system covers.
But also there is following problem in prior art:
At first, prior art is used the mixer network of building together, though solved the problem that mobile communication signals such as 2G, 3G insert simultaneously, has only solved the problem of moving communicating field.Other wireless signals that the user uses still can't be by the tradition network insertion of building together.
In addition, the 2G, the 3G signal fused that adopt traditional network mode of building together that a plurality of operators such as GSM, TD-SCDMA, WCDMA, CDMA2000 are managed, need to use a large amount of tri-frequency combiners to carry out signal integration, this needs a plurality of systems to connect up respectively and could realize, the stability of the network operation and reliability are not high.Because legacy equipment is generally relatively heavier, feeder line is thicker, it is big to building destruction to construct, therefore, and the property difficult coordination.And whole system adopts 1/2 or 7/8 coaxial cable as signal transmission medium, wiring cost height not only, and also difficulty of construction is big.
In addition, existing each network of building together need carry out power match and calculate, and conceptual design complexity, cycle are long, and efficient is low, and dilatation needs the whole network adjustment, in case the scheme moulding, it is very difficult to want to increase the overlay area.
Summary of the invention
Technical problem to be solved by this invention provides a kind of data transmission device that radio communication is netted unification more that is used for, and realizes that the various wireless communication signal carries out transfer of data by same system, reduces the networking cost of investment.
In order to address the above problem, a kind of main device that radio communication is netted unification more that is used for is provided on the one hand, comprise descending master unit and up master unit, wherein, described descending master unit, be used to receive the master unit the Internet and insert signal, the mobile communication signal of different frequency range, described internet is inserted signal, the radiofrequency signal of different frequency range converts the downlink network light signal of first light carrier modulation respectively to, the downlink optical signal of second light carrier modulation, downlink network light signal with described first light carrier modulation, the downlink optical signal of second light carrier modulation carries out wavelength division multiplexing, form the descending multiplexing optical signal in number road, the described descending multiplexing optical signal in each road is transferred to descending network element by optical cable; Described up master unit is used to receive the up multiplexing light wave in number road; The described up multiplexed optical ripple in each road is resolved into the network light signal of one tunnel first light carrier modulation, the uplink optical signal of one tunnel second light carrier modulation; Convert the network light signal of described first light carrier modulation in each road to master unit the Internet output signal, export by the network insertion mouth; Convert the uplink optical signal of described second light carrier in each road modulation the signal of telecommunication of different frequency range to, export by the radio frequency access port.
On the other hand, the invention provides a kind of expanding unit that radio communication is netted unification more that is used for, comprise descending expanding element and up expanding element, wherein: described descending expanding element, be used to receive descending multiplexing optical signal, described descending multiplexing optical signal is separated wavelength division multiplexing, resolve into the downlink network light signal of described first light carrier modulation, the downlink optical signal of second light carrier modulation, downlink optical signal to described first light carrier modulation, after the downlink optical signal of second light carrier modulation carries out signal processing, be divided into the light signal of expanding element the Internet, several road output signal and second light carrier modulation of number road, be transferred to several descending network elements by described cable netting twine and optical cable respectively; Described up expanding element is used to the uplink optical signal that receives number great distance end unit the Internet output signal and count road second light carrier modulation; Described several great distance end units the Internet output signal is processed into the network light signal of one tunnel first light carrier modulation; The uplink optical signal of described several roads second light carrier modulation is processed into the uplink optical signal of one tunnel second light carrier modulation; The network light signal of described first light carrier modulation and the uplink optical signal of described second light carrier modulation are carried out wavelength division multiplexing, form up multiplexing light wave; Described up multiplexing light wave is sent to other up network element by optical cable.
In addition, the embodiment of the invention also provides and has been used for the far end device that radio communication is netted unification more, comprise descending far-end unit and up far-end unit, wherein: described descending far-end unit, be used to receive the light signal of expanding element the Internet output signal and the modulation of second light carrier, convert described expanding element the Internet output signal to far-end unit the Internet output signal, the light signal of described second light carrier modulation is processed into the mobile communication signal of different frequency range, with synthetic one road signal of telecommunication of the mobile communication signal of described far-end unit the Internet output signal and described different frequency range, launch by antenna; Described up far-end unit is used to receive the full frequency band wireless signal; Described full frequency band wireless signal is carried out filtering, and the mobile communication signal and the far-end unit internet that obtain different frequency range insert signal; Mobile communication signal, the far-end unit the Internet of described different frequency range are inserted uplink optical signal, the far-end unit the Internet output signal that signal converts the modulation of second light carrier respectively to, send to up network element by optical cable, cable netting twine.
Technical scheme in the technique scheme has following advantage: the present invention adopts above-mentioned three kinds of devices to constitute a compartment system and directly realizes many nets signal fused such as internet wireless signal and mobile communication signal, do not need to use mixer to carry out the outside and close the road, effectively improved the stability and the reliability of the network operation.
Aspect the networking engineering construction, one-off construction just can satisfy a plurality of network coverages, and is simple in structure.And dilatation and network upgrade are simple, and a main device is to should be able to correspondingly reaching 32 far end devices, and the far end device that only need increase respective numbers when needing the network capacity extension gets final product, and does not need rewiring, and covering effect of signals is good.And it adopts optical cable as transmission signal vector, because the cable line footpath is thin, can avoid the sub-district pipe excavation, construction is little to building destruction, construct simple, convenient, good concealment, and technology is attractive in appearance, property is coordinated easily, and the construction period is short, has improved network operation benefit.
Description of drawings
Fig. 1 is that the present invention is used for structured flowchart and the transfer of data schematic diagram that radio communication is netted the master of unification, expansion, far end device more;
Fig. 2 is the network topological diagram that radio communication of the present invention is netted unification downlink system embodiment more;
Fig. 3 is the structural representation of descending master unit embodiment among the present invention;
Fig. 4 is the structural representation of descending master unit preferred embodiment among the present invention;
Fig. 5 is the structural representation of descending expanding element embodiment among the present invention;
Fig. 6 is the structural representation of descending expanding element preferred embodiment among the present invention;
Fig. 7 is the structural representation of descending far-end unit embodiment among the present invention;
Fig. 8 is the structural representation of descending far-end unit preferred embodiment among the present invention;
Fig. 9 is the network topological diagram that radio communication of the present invention is netted unification up-link embodiment more;
Figure 10 is the structural representation of up far-end unit embodiment among the present invention;
Figure 11 is the structural representation of up far-end unit preferred embodiment among the present invention;
Figure 12 is the structural representation of up expanding element embodiment among the present invention;
Figure 13 is the structural representation of up expanding element preferred embodiment among the present invention;
Figure 14 is the structural representation of up master unit embodiment among the present invention;
Figure 15 is the structural representation of up master unit preferred embodiment among the present invention.
Embodiment
For above-mentioned purpose of the present invention, feature and advantage can be become apparent more, the present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.
With reference to Fig. 1, show the present invention be used for radio communication net more the main device of unification, expanding unit, far end device structured flowchart and between the transfer of data schematic diagram.As shown in Figure 1, the radio communication that is used for provided by the invention is netted the main device 1 of unification more, comprises descending master unit 1-1 and up master unit 1-2.
Wherein, descending master unit 1-1, be used to receive the mobile communication signal that the master unit the Internet inserts signal, different frequency range, the radiofrequency signal that described internet is inserted signal, different frequency range converts the downlink network light signal of first light carrier modulation, the downlink optical signal of second light carrier modulation respectively to, the downlink network light signal of described first light carrier modulation, the downlink optical signal of second light carrier modulation are carried out wavelength division multiplexing, form the descending multiplexing optical signal in number road, the described descending multiplexing optical signal in each road is transferred to descending network element by optical cable.Concrete structure is referring to shown in Fig. 3,4.
Up master unit 1-2 is used to receive the up multiplexing light wave in number road; The described up multiplexed optical ripple in each road is resolved into the network light signal of one tunnel first light carrier modulation, the uplink optical signal of one tunnel second light carrier modulation; Convert the network light signal of described first light carrier modulation in each road to master unit the Internet output signal, export by the network insertion mouth; Convert the uplink optical signal of described second light carrier in each road modulation the signal of telecommunication of different frequency range to, export by the radio frequency access port.Concrete structure is referring to shown in Figure 14,15.
Accordingly, the invention provides a kind of expanding unit 2 that radio communication is netted unification more that is used for, each expanding unit 2 comprises: descending expanding element 2-1 and up expanding element 2-2, wherein:
Descending expanding element 2-1, be used to receive descending multiplexing optical signal, described descending multiplexing optical signal is separated wavelength division multiplexing, resolve into the downlink network light signal of described first light carrier modulation, the downlink optical signal of second light carrier modulation, after the downlink optical signal of the downlink optical signal of described first light carrier modulation, the modulation of second light carrier carried out signal processing, be divided into the light signal of expanding element the Internet, several road output signal and second light carrier modulation of number road, be transferred to several descending network elements by described cable netting twine and optical cable respectively.Concrete structure is referring to shown in Fig. 5,6.
Up expanding element 2-2 is used to the uplink optical signal that receives number great distance end unit the Internet output signal and count road second light carrier modulation; Described several great distance end units the Internet output signal is processed into the network light signal of one tunnel first light carrier modulation; The uplink optical signal of described several roads second light carrier modulation is processed into the uplink optical signal of one tunnel second light carrier modulation; The network light signal of described first light carrier modulation and the uplink optical signal of described second light carrier modulation are carried out wavelength division multiplexing, form up multiplexing light wave; Described up multiplexing light wave is sent to other up network element by optical cable.Concrete structure is referring to shown in Figure 12,13.
Corresponding, the present invention also provides a kind of far end device 3 that radio communication is netted unification more that is used for, and each far end device 3 comprises descending far-end unit 3-1 and up far-end unit 3-2, wherein:
Descending far-end unit 3-1, be used to receive the light signal of expanding element the Internet output signal and the modulation of second light carrier, convert described expanding element the Internet output signal to far-end unit the Internet output signal, the light signal of described second light carrier modulation is processed into the mobile communication signal of different frequency range, with synthetic one road signal of telecommunication of the mobile communication signal of described far-end unit the Internet output signal and described different frequency range, launch by antenna.Concrete structure is referring to shown in Fig. 7,8.
Up far-end unit 3-2 is used to receive the full frequency band wireless signal; Described full frequency band wireless signal is carried out filtering, and the mobile communication signal and the far-end unit internet that obtain different frequency range insert signal; Mobile communication signal, the far-end unit the Internet of described different frequency range are inserted uplink optical signal, the far-end unit the Internet output signal that signal converts the modulation of second light carrier respectively to, send to up network element by optical cable, cable netting twine.Concrete structure is referring to shown in Figure 10,11.
Above-mentioned three kinds of devices can be formed a kind of radio communication and net the unification system more, and in this system, each main device 1 can connect several expanding units 2, and each expanding unit 2 can connect several far-end device 3.Wherein, communication forms up link between the upstream cell of each device, and communication forms down link between the downstream units of each device.
Fig. 1 is to be example with a main device 1, expanding unit 2, a far end device 3, illustrate that above-mentioned radio communication nets the data transmission procedure of unification system embodiment more: wireless communication data stream again to the transmission course of descending far-end unit 3-1, forms a down link from descending master unit 1-1 to descending expanding element 2-1.Wireless communication data stream again to the transmission course of up master unit 1-2, forms a up link from up far-end unit 3-2 to up expanding element 2-2.
With reference to Fig. 2, show radio communication of the present invention and net the network topological diagram of unification downlink system embodiment more, comprising: the several downlink expanding element 2-1 of descending master unit 1-1, a corresponding descending master unit 1-1 and the several downlink far-end unit 3-1 of corresponding each descending expanding element 2-1.
In the present embodiment, each descending master unit 1-1 can connect four descending expanding element 2-1.Between descending master unit 1-1 and each the descending expanding element 2-1 by fiber optic cable communications.
Each descending expanding element 2-1 can connect eight descending far-end unit 3-1.Communicate by letter by optical cable, cable netting twine between each descending expanding element 2-1 and each the descending far-end unit 3-1.
Wherein, descending master unit 1-1, be used to receive the master unit the Internet and insert signal, the mobile communication signal of different frequency range, above-mentioned internet is inserted signal, the mobile communication signal of different frequency range converts the downlink network light signal of first light carrier modulation respectively to, the downlink optical signal of second light carrier modulation, downlink network light signal with above-mentioned first light carrier modulation, the downlink optical signal of second light carrier modulation carries out wavelength division multiplexing, form the descending multiplexing optical signal in number road, the descending multiplexing optical signal in above-mentioned several roads is transferred to four descending expanding element 2-1 by optical cable.
Descending expanding element 2-1, be used to receive the descending multiplexing optical signal that descending master unit 1-1 sends, above-mentioned descending multiplexing optical signal is separated wavelength division multiplexing, resolve into the downlink network light signal of above-mentioned first light carrier modulation, the downlink optical signal of second light carrier modulation, the downlink optical signal of above-mentioned first light carrier modulation, the downlink optical signal of second light carrier modulation are carried out signal processing, be divided into the light signal of expanding element the Internet, several road output signal and second light carrier modulation of number road, be transferred to several descending far-end unit 3-1 by above-mentioned cable netting twine and optical cable respectively.
Descending far-end unit 3-1, be used to receive from the expanding element the Internet output signal of descending expanding element 2-1 and the light signal of second light carrier modulation, convert above-mentioned expanding element the Internet output signal to far-end unit the Internet output signal, the light signal of above-mentioned second light carrier modulation is processed into the signal of telecommunication of different frequency range, with synthetic one road signal of telecommunication of the signal of telecommunication of said distal ends unit the Internet output signal and above-mentioned different frequency range, launch by antenna.
Preferably, connect by power line between above-mentioned descending expanding element 2-1 and the descending far-end unit 3-1, realize that descending expanding element 2-1 is each descending far-end unit 3-1 far-end power supply.
Transfer of data between descending far-end unit and the descending expanding element and power supply need three kinds of transmission lines altogether: optical fiber, power line, cable netting twine, wherein, described optical fiber and power line are collectively referred to as the photoelectricity composite cable.
The native system preferred embodiment, adopting descending expanding element 2-1 is descending far-end unit 3-1 remote feeding electricity.Descending far-end unit 3-1 need not independent power supply.Cover a large amount of active dried put and repeater equipment is compared of adopting with tradition, effectively lowered network noise, avoided the deleterious effects of active equipment, promoted user experience network signal quality.
Below in conjunction with Fig. 3～8, the structure of each unit in the downlink system is specifically described.
With reference to Fig. 3, show the structural representation of descending master unit embodiment among the present invention, above-mentioned descending master unit 1-1 can specifically comprise:
The first main receiving element 1-1-1 is used to receive the mobile communication signal that the master unit the Internet inserts signal and different frequency range.
Wherein, above-mentioned master unit the Internet inserts signal, and (Wireless Local AreaNetwork WLAN), can import by network insertion as wireless lan signal.The mobile communication signal of above-mentioned different frequency range as 2G mobile communication signal, 3G mobile communication signal, can insert input by radio frequency.
The first main converting unit 1-1-2 is connected with the first main receiving element 1-1-1, is used for described master unit the Internet is inserted the downlink network light signal that conversion of signals becomes described first light carrier modulation.Wherein, above-mentioned first light carrier can be to be the optical fiber second communication window light wave of centre wavelength with 1310nm, also can be to be the optical fiber third communication window light wave of centre wavelength with 1550nm.
The first key light subdivision 1-1-3 is connected with the first main converting unit 1-1-2, is used for the downlink network light signal with described first light carrier modulation, is divided into the identical downlink network light signal of several roads information.Particularly, the first key light subdivision 1-1-3 mainly carries out a beam split step, and by beam splitter such as Amici prism, the downlink network light signal that above-mentioned first light carrier is modulated is divided into several roads downlink network light signal.The information that above-mentioned several roads downlink network light signal comprises is identical.
So far,, finish in the down link, the master unit the Internet is inserted Signal Processing by the first main converting unit 1-1-2 and the first key light subdivision 1-1-3.
The first main combiner unit 1-1-5 is connected with the first main receiving element 1-1-1, is used for the mobile communication signal with described different frequency range, synthetic one road signal of telecommunication., close the signal of telecommunication behind the road herein, be meant the signal of telecommunication that has merged different frequency range mobile communication signals such as 2G mobile communication signal, 3G mobile communication signal.
The second main converting unit 1-1-6 is connected with the first main combiner unit 1-1-5, is used for the described signal of telecommunication that will close behind the road, converts the downlink optical signal of described second light carrier modulation to.Wherein, above-mentioned second light carrier can be to be the optical fiber third communication window light wave of centre wavelength with 1550nm; Also can be to be the optical fiber second communication window light wave of centre wavelength with 1310nm.
The second key light subdivision 1-1-7 is connected with the second main converting unit 1-1-6, is used for the downlink optical signal with described second light carrier modulation, is divided into the identical downlink optical signal of several roads information.
So far,, can finish in the down link, the processing of the mobile communication signal of different frequency range by the first main combiner unit 1-1-5, the second main converting unit 1-1-6, the second key light subdivision 1-1-7.
Main wavelength division multiplexing unit 1-1-8 is connected with the first key light subdivision 1-1-3, the second key light subdivision 1-1-7, is used for described network light signal in each road and the described downlink optical signal in each road are carried out wavelength division multiplexing, forms the descending multiplexing optical signal in number road.
(Wavelength Division Multiplexing WDM), is meant many different light waves of wavelength is synthesized a branch of light wave that comprises different wave length by wavelength division multiplexer so-called wavelength division multiplexing.Here be meant, first light carrier and the synthetic a branch of multiplexing light wave of second light carrier.The wavelength division multiplexer of herein using can be fused tapered multiplexer, interference filter membranous type multiplexer or grating type multiplexer etc.
The first main transmitting element 1-1-9, unit 1-1-8 is connected with main wavelength division multiplexing, is used for the descending multiplexing optical signal in described several roads is sent to four descending expanding elements respectively by optical cable.That is, the first main transmitting element 1-1-9 is implemented in the communication mode that transmits a plurality of different light carriers in a branch of optical fiber simultaneously.
Fig. 4 shows the structural representation of descending master unit preferred embodiment among the present invention, compares with descending master unit embodiment shown in Figure 3, and this descending master unit preferred embodiment can further include:
The first main signal matching unit 1-1-4 is connected between the first main receiving element 1-1-1 and the first main combiner unit 1-1-5, is used for the mobile communication signal of different frequency range is carried out Signal Matching, sends to the first main combiner unit 1-1-5 then.
Adopt the network construction form of prior art,,, cause covering effect of signals undesirable so when many nets of sharing compartment system cover, be difficult to accomplish that the power output of antenna mates fully because the loss of signal in cable of 2G, 3G is different.
In the embodiment of the invention, the first main signal matching unit 1-1-4 is set, to carrying out Signal Matching as 2G, 3G mobile communication signal, promptly regulate power separately, make it in transmission course, signal attenuation is minimum, can receive the signal of expection at receiving terminal, and this expection signal can reach desirable covering effect of signals.
With reference to Fig. 5, show the structural representation of descending expanding element embodiment among the present invention, specifically comprise:
The first expansion receiving element 2-1-1 connects the first main transmitting element 1-1-9, is used to receive above-mentioned descending multiplexing optical signal.
Wavelength division multiplexing unit 2-1-2 is separated in expansion, is connected with the first expansion receiving element 2-1-1, is used for described descending multiplexing optical signal is resolved into the downlink network light signal of one tunnel first light carrier modulation and the downlink optical signal of one tunnel second light carrier modulation.
What is called is separated wavelength division multiplexing, is the inverse process of above-mentioned wavelength division multiplexing, is about to a branch of light wave that comprises different wave length by separating wavelength division multiplexer, resolves into the light wave of many single wavelengths.Here specifically be meant, descending multiplexing optical signal is resolved into the downlink network light signal of one tunnel first light carrier modulation and the downlink optical signal of one tunnel second light carrier modulation by separating wavelength division multiplexer.
Need to prove, through the information content of above-mentioned two-way light carrier modulation, by wavelength division multiplexing, separate wavelength division multiplexing after, can not change.
The first expansion converting unit 2-1-3 separates wavelength division multiplexing unit 2-1-2 with expansion and is connected, and is used for the downlink network light signal with described first light carrier modulation, converts expanding element network output signal to.Above-mentioned expanding element network output signal is the network signal of telecommunication, belongs to digital electric signal.
The first expansion allocation units 2-1-4 is connected with the first expansion converting unit 2-1-3, is used for described expanding element network output signal, is divided into several roads expanding element network output signal.The identical information that above-mentioned several roads expanding element network output signal comprises.
The first expansion transmitting element 2-1-5 is connected with the first expansion allocation units 2-1-4, is used for number road described expanding element network output signal is sent to several descending far-end unit 3-1 respectively by the cable netting twine.
So far, the above-mentioned first expansion converting unit 2-1-3, the first expansion allocation units 2-1-4, the first expansion transmitting element 2-1-5 can realize the processing of descending expanding element to the internet information of first light carrier modulation.Be used to realize of the processing of descending expanding element with lower unit to the mobile communication signal of second light carrier modulation.
The second expansion light subdivision 2-1-11 separates wavelength division multiplexing unit 2-1-2 with expansion and is connected, and is used for the downlink optical signal with described second light carrier modulation, is divided into the light signal of several roads second light carrier modulation.The information content that light signal comprised of above-mentioned several road second light carrier modulation is identical.
The second expansion transmitting element 2-1-12 is connected with the second expansion light subdivision 2-1-11, is used for the light signal with the modulation of described several roads second light carrier, sends to several descending far-end unit 3-1 respectively by optical cable respectively.
Fig. 6 shows the structural representation of descending expanding element 2-1 preferred embodiment among the present invention, compares with descending expanding element embodiment shown in Figure 5, and this descending expanding element preferred embodiment further comprises:
The second expansion converting unit 2-1-6 separates wavelength division multiplexing unit 2-1-2 with expansion and is connected, and is used for the downlink optical signal with described second light carrier modulation, converts mobile communication signal to.
Above-mentioned mobile communication signal is the signal of telecommunication, and this signal of telecommunication comprises the signals of telecommunication such as 2G mobile communication, 3G mobile communication.
The first expansion frequency unit 2-1-7 is connected with the second expansion converting unit 2-1-6, is used for described mobile communication signal, according to different frequency range, is divided into the mobile communication signal of different frequency range.The mobile communication signal of above-mentioned different frequency range can be specially: 2G mobile communication signal, 3G mobile communication signal etc.
The first spread signal matching unit 2-1-8 is connected with the first expansion frequency unit 2-1-7, is used for the mobile communication signal of described different frequency range is carried out Signal Matching.
The first expansion combiner unit 2-1-9 is connected with the first spread signal matching unit 2-1-8, is used for the mobile communication signal with the different frequency range after the coupling, synthetic once more one road signal of telecommunication.
The first inverse conversion unit 2-1-10 is used for the first expansion combiner unit 2-1-9 is closed the downlink optical signal that the described signal of telecommunication behind the road converts described second light carrier modulation once more to, sends to the 3rd smooth subdivision 2-1-11.
In addition, the descending expanding element embodiment of the present invention can also comprise a descending far-end power supply unit, is connected with descending far-end unit by power line, is used to descending far-end unit remote power feeding.Descending like this far-end unit just need not carry independent current source, can avoid the noise jamming of independent current source to descending far-end unit signal, improves the signal to noise ratio of descending far-end unit.
With reference to Fig. 7, show the structural representation of descending far-end unit embodiment among the present invention, specifically comprise:
The first far-end receiving element 3-1-1 is connected with the second expansion transmitting element 2-1-12 with the first expansion transmitting element 2-1-5, is used to receive the light signal of described expanding element the Internet output signal and the modulation of second light carrier.Particularly, each first far-end receiving element 3-1-1 is connected with the first expansion transmitting element 2-1-5 by cable, receives expanding element the Internet output signal; Be connected with the second expansion transmitting element 2-1-12 by optical cable, receive the light signal of second light carrier modulation.
The first far-end converting unit 3-1-2 is connected with the first far-end receiving element 3-1-1, is used for converting described expanding element the Internet output signal to far-end unit the Internet output signal.The Internet, said distal ends unit output signal is an analog electrical signal.
Be used for processing with lower unit to the light signal of second light carrier modulation:
The second far-end converting unit 3-1-3 is connected with the first far-end receiving element 3-1-1, is used for converting the light signal of described second light carrier modulation to mobile communication signal.
The first far-end frequency unit 3-1-4 is connected with the second far-end converting unit 3-1-3, is used for described mobile communication signal, divides according to different frequency ranges, obtains the mobile communication signal of different frequency range.As be divided into 2G signal or 3G signal etc.
The first far-end combiner unit 3-1-7 is connected with the first far-end converting unit 3-1-2, the first far-end frequency unit 3-1-4, is used for mobile communication signal and described far-end unit the Internet output signal with described different frequency range, synthetic one road signal of telecommunication.This signal of telecommunication that closes behind the road can comprise many nets signals such as 2G, 3G mobile communication and WLAN (wireless local area network) simultaneously.
The first far-end transmitting element 3-1-8 is connected with the first far-end combiner unit 3-1-7, is used for the described signal of telecommunication that the described first far-end combiner unit closes behind the road is gone out by antenna transmission.
Fig. 8 shows the structural representation of descending far-end unit preferred embodiment among the present invention, compares with descending far-end unit embodiment shown in Figure 7, and this descending far-end unit preferred embodiment further comprises:
The first remote signaling matching unit 3-1-5 is connected with the first far-end frequency unit 3-1-4, is used for the mobile communication signal with described different frequency range, carries out Signal Matching.
The first far-end power amplifier unit 3-1-6 is used for the mobile communication signal after the first remote signaling matching unit 3-1-5 coupling is carried out power amplification, sends to the first far-end combiner unit 3-1-7.
Be example with a descending master unit 1-1, descending expanding element 2-1, a descending far-end unit 3-1 below,, illustrate that above-mentioned radio communication nets the data transmission procedure of unification downlink system embodiment more in conjunction with embodiment.Suppose that it is the WLAN signal that above-mentioned the Internet inserts signal, the mobile communication signal of different frequency range is: 2G signal and 3G signal.The centre wavelength of first light carrier is 1310nm, and the centre wavelength of second light carrier is 1550nm.
The data transmission procedure of descending master unit 1-1 down link comprises:
The first main receiving element 1-1-1 inserts by network insertion and radio frequency respectively and obtains WLAN signal and 2G signal, 3G signal.
The first main converting unit 1-1-2 becomes above-mentioned WLAN conversion of signals the network light signal of 1310nm light wave modulation.The first key light subdivision 1-1-3 is divided into the network light signal of 1310nm light wave modulation the network light signal of several roads 1310nm light wave modulation.
The first main signal matching unit 1-1-4 carries out power adjustments to above-mentioned 2G signal, 3G signal, finishes Signal Matching.2G signal, the 3G signal synthetic one road mobile communication signal of the first main combiner unit 1-1-5 after with above-mentioned Signal Matching.The described mobile communication signal that the second main converting unit 1-1-6 will close behind the road converts the light signal that the 1550nm light wave is modulated to.The second key light subdivision 1-1-7 is divided into the light signal of described 1550nm light wave modulation the light signal of several roads 1550nm light wave modulation.
Main wavelength division multiplexing unit 1-1-8 carries out wavelength division multiplexing to the network light signal of each road 1310nm light wave modulation and the light signal of each road 1550nm light wave modulation, forms the descending multiplexing optical signal in number road altogether.The first main transmitting element 1-1-9 sends to a descending expanding element with the described descending multiplexing optical signal in each road by optical cable.
The data transmission procedure of each descending expanding element 2-1 down link comprises:
The first expansion receiving element 2-1-1 receives above-mentioned descending multiplexing optical signal.Expansion is separated wavelength division multiplexing unit 2-1-2 above-mentioned descending multiplexing optical signal is carried out Xie Bo, resolves into the network light signal of one road 1310nm light wave modulation and the light signal of one road 1550nm light wave modulation.
The first expansion converting unit 2-1-3 converts the network light signal of described 1310nm light wave modulation to the WLAN signal.The first expansion allocation units 2-1-4 is divided into several roads WLAN signal with described WLAN signal.The first expansion transmitting element 2-1-5 sends to a descending far-end unit by the cable netting twine with each road WLAN signal.
The second expansion converting unit 2-1-6 converts the light signal of 1550nm light wave modulation to mobile communication signal.The first expansion frequency unit 2-1-7 according to different frequency ranges, is divided into 2G signal, 3G signal with described mobile communication signal.2G signal, the 3G signal of the first spread signal matching unit 2-1-8 after to frequency division carries out Signal Matching.2G signal, the 3G signal once more synthetic one road mobile communication signal of the first expansion combiner unit 2-1-9 after with Signal Matching.The mobile communication signal that the first inverse conversion unit 2-1-10 will close behind the road once more converts the light signal that the 1550nm light wave is modulated to.The second expansion light subdivision 2-1-11 carries out beam split to the light signal of described 1550nm light wave modulation, is divided into the light signal of several roads 1550nm light wave modulation.The second expansion transmitting element 2-1-12 sends to a descending far-end unit with the light signal of the described 1550nm light wave modulation in each road by optical cable.
The data transmission procedure of each descending far-end unit 3-1 down link comprises:
The first far-end receiving element 3-1-1 receives from the digital WLAN signal of descending expanding element and the light signal of 1550nm light wave modulation by the cable netting twine.Above-mentioned WLAN signal is a digital electric signal.
The first far-end converting unit 3-1-2 becomes the WLAN analog electrical signal with above-mentioned digital WLAN conversion of signals.
The second far-end converting unit 3-1-3 converts the light signal of described 1550nm light wave modulation to mobile communication signal.The first far-end frequency unit 3-1-4 divides described mobile communication signal according to different frequency range, obtain 2G signal and 3G signal.The first remote signaling matching unit 3-1-5 carries out Signal Matching to described 2G signal and 3G signal.2G signal and the 3G signal of the first far-end power amplifier unit 3-1-6 after with Signal Matching carries out power amplification.
Synthetic one road signal of telecommunication of 2G signal, 3G signal and the WLAN analog electrical signal of the first far-end combiner unit 3-1-7 after with power amplification.The described signal of telecommunication that the first far-end transmitting element 3-1-8 will close behind the road sends to antenna, and described described electrical signal conversion of closing behind the road is become wireless signal, sends.
To net the unification downlink system corresponding more with above-mentioned radio communication, and the upstream cell of three kinds of devices provided by the invention forms radio communication and nets the unification up-link more.
With reference to Fig. 9, show radio communication of the present invention and net the network topological diagram of unification up-link embodiment more, comprising: several up expanding element 2-2 of up master unit 1-2, a corresponding up master unit 1-2 and several up far-end unit 3-2 of corresponding each up expanding element 2-2.In the present embodiment, each up master unit 1-2 can connect four up expanding element 2-2.Between up master unit 1-2 and each the up expanding element 2-2 by fiber optic cable communications.Each up expanding element 2-2 can connect eight up far-end unit 3-2.Communicate by letter by optical cable, cable netting twine between each up expanding element 2-2 and each the up far-end unit 3-2.
Wherein, up far-end unit 3-2 is used for receiving the full frequency band wireless signal by antenna; Above-mentioned full frequency band wireless signal is carried out filtering, and the mobile communication signal and the far-end unit internet that obtain different frequency range insert signal; Mobile communication signal, the far-end unit the Internet of above-mentioned different frequency range are inserted uplink optical signal, the far-end unit the Internet output signal that signal converts the modulation of second light carrier respectively to, send to up expanding element 2-2 by optical cable, cable netting twine.
Up expanding element 2-2 is used to receive several up far-end unit 3-2 several great distance end units the Internet output signal that sends and the uplink optical signal of counting road second light carrier modulation; Above-mentioned several great distance end units the Internet output signal is processed into the network light signal of one tunnel first light carrier modulation; The uplink optical signal of above-mentioned several roads second light carrier modulation is processed into the uplink optical signal of one tunnel second light carrier modulation; The network light signal of above-mentioned first light carrier modulation and the uplink optical signal of above-mentioned second light carrier modulation are carried out wavelength division multiplexing, form up multiplexing light wave; Above-mentioned up multiplexing light wave is sent to up master unit 1-2 by optical cable.
Up master unit 1-2 is used to receive from the up multiplexing light wave in several roads of four up expanding element 2-2; The up multiplexed optical ripple in each road is resolved into the network light signal of one tunnel first light carrier modulation, the uplink optical signal of one tunnel second light carrier modulation; After converting the network light signal of above-mentioned first light carrier in each road modulation to master unit the Internet output signal, export by the network insertion mouth; After converting the uplink optical signal of above-mentioned second light carrier in each road modulation the signal of telecommunication of different frequency range to, export by the radio frequency access port.
Below in conjunction with Figure 10～15, the structure of each unit in the up link is specifically described.
With reference to Figure 10, show the structural representation of up far-end unit embodiment among the present invention, specifically comprise:
The second far-end receiving element 3-2-1 is used to receive the full frequency band wireless signal.
Signal acquiring unit 3-2-2 is connected with the second far-end receiving element 3-2-1, is used for described full frequency band wireless signal is carried out filtering, obtains the mobile communication signal that the far-end unit the Internet inserts signal and different frequency range.It can be the WLAN signal that the Internet, said distal ends unit inserts signal, and the mobile communication signal of above-mentioned different frequency range can be from the 2G mobile communication signal of different mobile terminal or 3G mobile communication signal.
The 3rd far-end converting unit 3-2-3,3-2-2 is connected with signal acquiring unit, is used for described far-end unit the Internet is inserted signal, converts far-end unit the Internet output signal to.
The second far-end transmitting element 3-2-4 is connected with the 3rd far-end converting unit 3-2-3, is used for described far-end unit the Internet output signal is sent to up expanding element 2-2.
The above-mentioned second far-end transmitting element 3-2-4 can be connected by the cable netting twine with the 3rd far-end converting unit 3-2-3, realizes data transmission procedure.So far, the 3rd far-end converting unit 3-2-3 and the second far-end transmitting element 3-2-4 can realize the far-end the Internet is inserted Signal Processing.
The second far-end combiner unit 3-2-6,3-2-2 is connected with signal acquiring unit, is used for synthetic one road signal of telecommunication of the mobile communication signal of different frequency range.
The 4th far-end converting unit 3-2-7 is used for the described second far-end combiner unit 3-2-6 is closed the signal of telecommunication behind the road, converts the uplink optical signal of second light carrier modulation to.Herein, second light carrier can be to be the light wave of the 3rd optical fiber communication window of centre wavelength with 1550nm, also can be to be the light wave of the second optical fiber communication window of centre wavelength with 1310nm.
The 3rd far-end transmitting element 3-2-8 is connected with the 4th far-end converting unit 3-2-7, is used for the uplink optical signal with described second light carrier modulation, sends to described up expanding element 2-2 by optical cable.
Figure 11 shows the structural representation of up far-end unit preferred embodiment among the present invention, compares with up far-end unit embodiment shown in Figure 10, and this up far-end unit preferred embodiment further comprises:
The second remote signaling matching unit 3-2-5,3-2-2 is connected with signal acquiring unit, is used for the mobile communication signal with different frequency range, carries out Signal Matching, sends to the second far-end combiner unit 3-2-6 then.
With reference to Figure 12, show the structural representation of up expanding element embodiment among the present invention, specifically comprise:
The second expansion receiving element 2-2-1 is used for receiving described far-end unit the Internet, number road output signal by the cable netting twine.Above-mentioned several great distance end units the Internet output signal is from several up far-end unit 2-2, more specifically from the second far-end transmitting element 3-2-4.
The second expansion combiner unit 2-2-2 is connected with the second expansion receiving element 2-2-1, is used for synthetic one road signal of telecommunication of described far-end unit the Internet, described several roads output signal.
The 3rd expansion converting unit 2-2-3 is used for the second expansion combiner unit 2-2-2 is closed the described signal of telecommunication behind the road, converts the network light signal of one tunnel first light carrier modulation to.Herein, first light carrier can be to be the light wave of the second Optical Fiber Transmission window of centre wavelength with 1310nm, also can be to be the light wave of the 3rd Optical Fiber Transmission window of centre wavelength with 1550nm.
So far, said units is finished up the Internet and is inserted the processing of signal in expanding unit.With lower unit, be used for realizing of the processing of up mobile communication signal at expanding unit:
The 3rd expansion receiving element 2-2-4 is used to receive the uplink optical signal that number road second light carrier is modulated.The uplink optical signal of above-mentioned several road second light carrier modulation is respectively from several up far-end unit 3-2, more specifically, and from several the 3rd far-end transmitting element 3-2-8.Above-mentioned each the 3rd far-end transmitting element 3-2-8 is connected by optical cable with the 3rd expansion receiving element 2-2-4.
The 4th expansion converting unit 2-2-5 is connected with the 3rd expansion receiving element 2-2-4, is used for the uplink optical signal with described second light carrier modulation in each road, converts one road mobile communication signal to.Form number road mobile communication signal altogether.The mobile communication signal here is the signal of telecommunication.The information that each road mobile communication signal is comprised is all inequality.
The 3rd expansion combiner unit 2-2-6 is connected with the 4th expansion converting unit 2-2-5, is used for described several roads mobile communication signal synthetic one road mobile communication signal.The amount of information that comprises through the mobile communication signal that closes behind the road is that above-mentioned several roads mobile communication signal comprises the amount of information sum.
The second expansion inverse conversion unit 2-2-10 is used for described the 3rd expansion combiner unit 2-2-6 is closed the uplink optical signal that described one road mobile communication signal behind the road converts the modulation of second light carrier once more to.
Expansion wavelength division multiplexing unit 2-2-11, be used for network light signal of modulating from described first light carrier of described the 3rd expansion converting unit 2-2-3 and the uplink optical signal of modulating from described second light carrier that described second expansion reverses unit 2-2-10 are carried out wavelength division multiplexing, form up multiplexing light wave.
The 3rd expansion transmitting element 2-2-12, unit 2-2-11 is connected with the expansion wavelength division multiplexing, is used for described up multiplexing light wave is sent to up master unit 1-2.
With reference to Figure 13, show the structural representation of up expanding element preferred embodiment among the present invention, to compare with up expanding element embodiment shown in Figure 12, this up expanding element preferred embodiment further comprises:
The second expansion frequency unit 2-2-7 is connected with the 3rd expansion combiner unit 2-2-6, is used for the road mobile communication signal that will close behind the road, according to different frequency ranges, is divided into the mobile communication signal of two-way different frequency range at least.For example, one road 2G mobile communication signal, one road 3G mobile communication signal.
The second spread signal matching unit 2-2-8 is used for carrying out Signal Matching from second signal of telecommunication of expanding the different frequency range of frequency unit 2-2-7.Be specially, 2G signal, 3G signal are carried out power adjustments, when the two is transmitted in identical media, the loss minimum.
The 4th expansion combiner unit 2-2-9 is used for the signal of telecommunication with the different frequency range after the second spread signal matching unit 2-2-8 coupling, and synthetic once more one road signal of telecommunication sends to the second expansion inverse conversion unit 2-2-10.
In addition, the up expanding element embodiment of the present invention can also comprise a up far-end power supply unit, is connected with up far-end unit by power line, is used to up far-end unit remote power feeding.Up like this far-end unit just need not carry independent current source, can avoid the noise jamming of independent current source to up far-end unit signal, improves the signal to noise ratio of up far-end unit.
With reference to Figure 14, show the structural representation of up master unit among the present invention, specifically comprise:
The second main receiving element 1-2-1 is used to receive the up multiplexing light wave in number road.The up multiplexed optical wavelength-division in above-mentioned several road more specifically, is expanded transmitting element 2-2-12 from the above-mentioned the 3rd not from four up expanding element 2-2.
Principal solution wavelength division multiplexing unit 1-2-2 is connected with the second main receiving element 1-2-1, is used for the described up multiplexing light wave in each road, resolves into the network light signal of one tunnel described first light carrier modulation and the uplink optical signal of one tunnel described second light carrier modulation.
The 3rd main converting unit 1-2-3 is used for converting the network light signal from described first light carrier modulation in each road of described principal solution wavelength division multiplexing unit 1-2-2 to master unit the Internet output signal.
The second main transmitting element 1-2-4 is used for described master unit the Internet, number road output signal, by described network insertion mouth output.
So far, finish the transmission course of internet signal in the whole system up link.Need to prove that above-mentioned master unit internet output signal can be the signal of telecommunication, also can be light signal.If the signal of telecommunication follow-uply utilizes the cable netting twine to be transferred in the internet by the network insertion mouth.If light signal follow-uply utilizes optical cable to be transferred in the internet by the network insertion mouth.
For up mobile communication signal, in up master unit by carrying out data processing with lower unit:
The 4th main converting unit 1-2-5, unit 1-2-2 is connected with the principal solution wavelength division multiplexing, is used for the uplink optical signal with described second light carrier modulation in each road, converts mobile communication signal to.
The second main combiner unit 1-2-6 is connected with the 4th main converting unit 1-2-5, is used for the described mobile communication signal in number road, synthetic one road mobile communication signal.
The first main frequency unit 1-2-7 is used for that the described second main combiner unit 1-2-6 is closed described mobile communication signal behind the road and carries out frequency division and handle, and obtains the mobile communication signal of different frequency range.
The 3rd main transmitting element 1-2-9 is used for the mobile communication signal with described different frequency range, by described radio frequency access port output.
So far, finish the transmission course of mobile communication signal in the up link of whole system.
With reference to Figure 15, show the structural representation of up master unit preferred embodiment among the present invention, compare with up master unit embodiment shown in Figure 14, this up master unit embodiment further comprises:
The second main signal matching unit 1-2-8 is used for the signal of telecommunication from the different frequency range of the described first main frequency unit 1-2-7 is carried out Signal Matching, sends to the 3rd main transmitting element 1-2-9.
Be example with a up far-end unit 3-2, up expanding element 2-2, a up master unit 1-2 below,, illustrate that above-mentioned radio communication nets the data transmission procedure of unification up-link embodiment more in conjunction with embodiment.Suppose that it is the WLAN signal that above-mentioned the Internet inserts signal, the mobile communication signal of different frequency range is: 2G signal and 3G signal.The centre wavelength of first light carrier is 1310nm, and the centre wavelength of second light carrier is 1550nm.
The data transmission procedure of each up far-end unit 3-2 up link comprises:
The second far-end receiving element 3-2-1 receives the full frequency band wireless signal by antenna element.Signal acquiring unit 3-2-2 carries out filtering to described full frequency band wireless signal, obtains 2G signal, 3G signal and the WLAN analog electrical signal of different frequency range.
The 3rd far-end converting unit 3-2-3 converts the WLAN analog electrical signal to the WLAN digital electric signal.The second far-end transmitting element 3-2-4 sends to up expanding element by the cable netting twine with described WLAN digital electric signal.
The second remote signaling matching unit 3-2-5 carries out Signal Matching to 2G signal, the 3G signal of described different frequency range.2G signal, the 3G signal of the different frequency range after the second far-end combiner unit 3-2-6 will mate are combined into one road mobile communication signal.The mobile communication signal that the 4th far-end converting unit 3-2-7 will close behind the road converts the light signal that the 1550nm light wave is modulated to.The light signal that the 3rd far-end transmitting element 3-2-8 modulates described 1550nm light wave by optical cable sends to up expanding element.
The data transmission procedure of each up expanding element 2-2 up link comprises:
The second expansion receiving element 2-2-1 receives several roads WLAN digital electric signal that several up far-end units send by the cable netting twine.The second expansion combiner unit 2-2-2 is combined into one road WLAN digital electric signal with described several roads WLAN digital electric signal.The described WLAN digital electric signal that the 3rd expansion converting unit 2-2-3 will close behind the road converts the network light signal that one road 1310nm light wave is modulated to.
The 3rd expansion receiving element 2-2-4 receives the light signal of modulating from several roads 1550nm light wave of several up far-end units by optical cable.Herein, the information that the light signal of each road 1550nm light wave modulation comprises is all inequality, and is different with the data structure of the transmission information of corresponding up link.The 4th expansion converting unit 2-2-5 converts the light signal of each road 1550nm light wave modulation to one road mobile communication signal, obtains number road mobile communication signal altogether.The 3rd expansion combiner unit 2-2-6 will count synthetic one road mobile communication signal of the described mobile communication signal in road, and the information that is equivalent to 8 road 2G signals and 8 road 3G signals has been combined in together.The mobile communication signal that the second expansion frequency unit 2-2-7 will close behind the road carries out frequency division, obtains one road 2G signal of telecommunication and one road 3G signal of telecommunication.The second spread signal matching unit 2-2-8 carries out Signal Matching to the 2G signal and the 3G signal of described different frequency range.The 2G signal and the 3G signal of the different frequency range after the 4th expansion combiner unit 2-2-9 will mate close Lu Chengyi road mobile communication signal once more.The mobile communication signal that the second expansion inverse conversion unit 2-2-10 will close behind the road once more converts the light signal that the 1550nm light wave is modulated to.
Expansion wavelength division multiplexing unit 2-2-11 carries out wavelength division multiplexing to the network light signal of described 1310nm light wave modulation and the light signal of 1550nm light wave modulation, forms up multiplexing light wave.The 3rd expansion transmitting element 2-2-12 sends to up master unit with described up multiplexing light wave by optical cable.
The data transmission procedure of each up master unit 1-2 up link comprises:
The second main receiving element 1-2-1 receives from the up multiplexing light wave in several roads of up expanding element.Principal solution wavelength division multiplexing unit 1-2-2 resolves into the network light signal of one road 1310nm light wave modulation and the light signal of one road 1550nm light wave modulation with every multiplexed optical ripple on the way.
The 3rd main converting unit 1-2-3 converts the network light signal of each road 1310nm light wave modulation to the WLAN signal.The second main transmitting element 1-2-4 exports described WLAN signal by the network insertion mouth.
The 4th main converting unit 1-2-5 converts the light signal of each road 1550nm light wave modulation to mobile communication signal, obtains number road mobile communication signal.The second main combiner unit 1-2-6 is with synthetic one road mobile communication signal of described several roads mobile communication signal.Described mobile communication signal behind the involutory road of the first main frequency unit 1-2-7 carries out frequency division to be handled, and obtains the 2G signal and the 3G signal of different frequency range.The second main signal matching unit 1-2-8 carries out Signal Matching to the 2G signal and the 3G signal of described different frequency range.The 2G signal of the different frequency range after the 3rd main transmitting element 1-2-9 will mate by the radio frequency access port and the output of 3G signal.
For aforesaid each device, system embodiment, for simple description,, be described as the combination of a series of functional unit so it is served as theme with data transmission procedure, but those skilled in the art should know that related unit might not be that the present invention is necessary.
For aforesaid method embodiment, for simple description, so it all is expressed as the combination of actions of a series of functional units, but those skilled in the art should know, the present invention is not subjected to the restriction of described sequence of movement, because according to the present invention, some step can adopt other orders or carry out simultaneously.Secondly those skilled in the art also should know, the embodiment described in the specification all belongs to preferred embodiment, and related action and unit might not be essential to the invention.
In addition, those skilled in the art also should know, the present invention can also provide a kind of above-mentioned arbitrary wireless many net unification downlink system embodiment that both comprised, the radio communication that comprises above-mentioned arbitrary wireless many net unification up-link embodiment is again netted the unification system more, can realize the data transmission procedure of up link and down link simultaneously.
In sum, the radio communication that is used for provided by the invention is netted the main device of unification, expanding unit, far end device more and can be formed radio communication and net descending, the up-link of unification more, the realization Local or Remote is monitored each far-end unit, the very first time is obtained the technical parameter of each far-end unit, helps carrying out rapidly fault location.Monitor by Local or Remote, can also carry out the adjusting of 1dB stepping to the power output of each far-end unit, so just guarantee signal conformance and uniformity in the whole covering building, improved the coverage effect and the quality of network greatly, catered to the needs that 3G covers.
In addition, use radio communication of the present invention to net the unification system more, webmaster can dock with group's big network management platform in repeater, make whole system all under network management monitoring, by its strong network management system, the operating state of each far-end and running parameter in the monitoring system constantly, just can understand the coverage effect of whole network like this in network management center, do not understand coverage information and do not need to carry out on-the-spot field test, simultaneously, network management system can also be regulated the power output of each far-end, can be according to actual needs, at any time covering system is carried out the adjustment of signal, improved the operating efficiency of the system maintenance and the network optimization greatly.
And adopt optical cable as transmission medium, attenuation to the signal transmission is very little, maximum transmission range can reach 5 kilometers, improved the shared property of base station information source greatly, improve the utilization rate of base station, effectively reduce the construction amount of base station, reduce network construction cost, be fit to scattered distribution scene and cover needs, as sub-district, villages within the city, tourist attraction etc.
Adopt radio communication provided by the invention to net the unification system more and carry out indoor covering, can give full play to the compatible characteristics of its many nets, one-off construction just can satisfy a plurality of network coverages, and is simple in structure, and dilatation and network upgrade are simple, and coverage effect is good.System upgrade is simple, only need increase corresponding system module at main device, just can easily realize the dilatation and the upgrading of network, does not need original compartment system is done any change, has so both guaranteed the effect that covers, and has improved operating efficiency again; Simultaneously, the WLAN capacity can increase power system capacity flexibly according to networks development, does not need to change existing compartment system, has avoided a difficult problem of transforming.
In a word, use the radio communication that is used for provided by the invention to net the main device of unification, expanding unit, far end device more and make up radio communication and net the unification system more, avoided a large amount of network repeated construction, effectively guaranteed the continuity of network development, simultaneously, adopt optical cable to cover and saved national copper resource, reduced the use amount of polyvinyl chloride, environmental protection more.
Each embodiment in this specification all adopts the mode of going forward one by one to describe, and what each embodiment stressed all is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.For method embodiment, because it is similar substantially to system embodiment, so description is fairly simple, relevant part gets final product referring to the part explanation of system embodiment.
More than a kind ofly be used for that radio communication is netted the main device of unification more, a kind of radio communication that is used for is netted the expanding unit of unification more and a kind of is used for the far end device that radio communication is netted unification more to provided by the present invention, be described in detail, used specific case herein principle of the present invention and execution mode are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that all can change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (16)
1. one kind is used for the main device that radio communication is netted unification more, it is characterized in that, comprises descending master unit and up master unit, wherein,
Described descending master unit, be used to receive the mobile communication signal that the master unit the Internet inserts signal, different frequency range, the radiofrequency signal that described internet is inserted signal, different frequency range converts the downlink network light signal of first light carrier modulation, the downlink optical signal of second light carrier modulation respectively to, the downlink network light signal of described first light carrier modulation, the downlink optical signal of second light carrier modulation are carried out wavelength division multiplexing, form the descending multiplexing optical signal in number road, the described descending multiplexing optical signal in each road is transferred to descending network element by optical cable;
Described up master unit is used to receive the up multiplexing light wave in number road; The described up multiplexed optical ripple in each road is resolved into the network light signal of one tunnel first light carrier modulation, the uplink optical signal of one tunnel second light carrier modulation; Convert the network light signal of described first light carrier modulation in each road to master unit the Internet output signal, export by the network insertion mouth; Convert the uplink optical signal of described second light carrier in each road modulation the signal of telecommunication of different frequency range to, export by the radio frequency access port.
2. main device according to claim 1 is characterized in that, described descending master unit specifically comprises:
The first main receiving element is used to receive the mobile communication signal that the master unit the Internet inserts signal and different frequency range;
The first main converting unit is used for described master unit the Internet is inserted the downlink network light signal that conversion of signals becomes described first light carrier modulation;
The first key light subdivision is used for the downlink network light signal with described first light carrier modulation, is divided into to the identical downlink network light signal of minority road information;
The first main combiner unit is used for the mobile communication signal with described different frequency range, synthetic one road signal of telecommunication;
The second main converting unit is used for the described signal of telecommunication that will close behind the road, converts the downlink optical signal of described second light carrier modulation to;
The second key light subdivision is used for the downlink optical signal with described second light carrier modulation, is divided into the identical downlink optical signal of several roads information;
Main wavelength division multiplexing unit is used for described network light signal in each road and the described downlink optical signal in each road are carried out wavelength division multiplexing, forms the described descending multiplexing optical signal in number road;
The first main transmitting element is used for the described descending multiplexing optical signal in described several roads is sent respectively by optical cable.
3. main device according to claim 2 is characterized in that, described descending master unit also further comprises:
The first main signal matching unit is used for the mobile communication signal of described different frequency range is carried out Signal Matching, sends to the described first main combiner unit then.
4. main device according to claim 1 is characterized in that, described up master unit specifically comprises:
The second main receiving element is used to receive the up multiplexing light wave in number road;
Principal solution wavelength division multiplexing unit is used for the described up multiplexing light wave in each road, resolves into the network light signal of one tunnel described first light carrier modulation and the uplink optical signal of one tunnel described second light carrier modulation;
The 3rd main converting unit is used for converting the network light signal from described first light carrier modulation in each road of described principal solution wavelength division multiplexing unit to master unit the Internet output signal;
The second main transmitting element is used for described master unit the Internet, number road output signal is exported by the network insertion mouth;
The 4th main converting unit is used for converting the uplink optical signal from described second light carrier modulation in each road of described principal solution wavelength division multiplexing unit to the signal of telecommunication;
The second main combiner unit is used for the described signal of telecommunication in several roads from described the 4th main converting unit, synthetic one road signal of telecommunication;
The first main frequency unit is used for that the described second main combiner unit is closed the described signal of telecommunication behind the road and carries out frequency division and handle, and obtains the signal of telecommunication of different frequency range;
The 3rd main transmitting element is used for the signal of telecommunication with described different frequency range, by described radio frequency access port output.
5. main device according to claim 4 is characterized in that, described up master unit further comprises:
The second main signal matching unit is used for the signal of telecommunication from the described different frequency range of the described first main frequency unit is carried out Signal Matching, sends to the described the 3rd main transmitting element.
6. one kind is used for the expanding unit that radio communication is netted unification more, it is characterized in that, comprises descending expanding element and up expanding element, wherein:
Described descending expanding element, be used to receive descending multiplexing optical signal, described descending multiplexing optical signal is separated wavelength division multiplexing, resolve into the downlink network light signal of described first light carrier modulation, the downlink optical signal of second light carrier modulation, after the downlink optical signal of the downlink optical signal of described first light carrier modulation, the modulation of second light carrier carried out signal processing, be divided into the light signal of expanding element the Internet, several road output signal and second light carrier modulation of number road, be transferred to several descending network elements by described cable netting twine and optical cable respectively;
Described up expanding element is used to the uplink optical signal that receives number great distance end unit the Internet output signal and count road second light carrier modulation; Described several great distance end units the Internet output signal is processed into the network light signal of one tunnel first light carrier modulation; The uplink optical signal of described several roads second light carrier modulation is processed into the uplink optical signal of one tunnel second light carrier modulation; The network light signal of described first light carrier modulation and the uplink optical signal of described second light carrier modulation are carried out wavelength division multiplexing, form up multiplexing light wave; Described up multiplexing light wave is sent to other up network element by optical cable.
7. expanding unit according to claim 6 is characterized in that, described descending expanding element specifically comprises:
The first expansion receiving element is used to receive described descending multiplexing optical signal;
The wavelength division multiplexing unit is separated in expansion, is used for described descending multiplexing optical signal is resolved into the downlink network light signal of one tunnel described first light carrier modulation and the downlink optical signal of one tunnel described second light carrier modulation;
The first expansion converting unit is used for converting expanding element network output signal to separate the downlink network light signal of described first light carrier modulation of wavelength division multiplexing unit from described expansion;
The first expansion allocation units are used for described expanding element network output signal, are divided into the identical expanding element network output signal of several roads information;
The first expansion transmitting element is used for number road described expanding element network output signal is sent to several described descending network elements respectively by the cable netting twine;
The second expansion light subdivision is used for and will separates the downlink optical signal of described second light carrier modulation of wavelength division multiplexing unit from described expansion, is divided into the light signal of several roads second light carrier modulation;
The second expansion transmitting element is used for the light signal with the modulation of described several roads second light carrier, sends to several described descending network elements respectively by optical cable respectively.
8. expanding unit according to claim 7 is characterized in that, described descending expanding element further comprises:
The second expansion converting unit is used for converting described mobile communication signal to separate the downlink optical signal of described second light carrier modulation of wavelength division multiplexing unit from described expansion;
The first expansion frequency unit is used for described mobile communication signal, according to different frequency range, is divided into the mobile communication signal of different frequency range;
The first spread signal matching unit is used for the mobile communication signal of described different frequency range is carried out Signal Matching;
The first expansion combiner unit is used for the mobile communication signal with the different frequency range after the described first spread signal matching unit coupling, synthetic once more one road signal of telecommunication;
The first inverse conversion unit is used for the described first expansion combiner unit is closed the downlink optical signal that the described signal of telecommunication behind the road converts described second light carrier modulation once more to, sends to the described the 3rd smooth subdivision.
9. expanding unit according to claim 6 is characterized in that, described up expanding element specifically comprises:
The second expansion receiving element is used for receiving described far-end unit the Internet, number road output signal by the cable netting twine;
The second expansion combiner unit is used for described far-end unit the Internet, described several roads output signal, synthetic one road signal of telecommunication;
The 3rd expansion converting unit is used for the described second expansion combiner unit is closed the described signal of telecommunication behind the road, converts the network light signal of one tunnel first light carrier modulation to;
The 3rd expansion receiving element is used to receive the uplink optical signal that number road second light carrier is modulated;
The 4th expansion converting unit is used for the uplink optical signal with described second light carrier modulation in each road, converts one road mobile communication signal to;
The 3rd expansion combiner unit is used for the several roads mobile communication signal from described the 4th expansion converting unit synthetic one road mobile communication signal;
The second expansion inverse conversion unit is used for described the 3rd expansion combiner unit is closed the uplink optical signal that described one road mobile communication signal behind the road converts the modulation of second light carrier to;
Expansion wavelength division multiplexing unit, be used for network light signal of modulating from described first light carrier of described the 3rd expansion converting unit and the uplink optical signal of modulating from described second light carrier that described second expansion reverses the unit are carried out wavelength division multiplexing, form up multiplexing light wave;
The 3rd expansion transmitting element is used for described up multiplexing light wave is sent to described up network element.
10. expanding unit according to claim 9 is characterized in that, described up expanding element further comprises:
The second expansion frequency unit is used for described the 3rd expansion combiner unit is closed described one road mobile communication signal behind the road, according to different frequency ranges, is divided into the mobile communication signal of two-way different frequency range at least;
The second spread signal matching unit is used for carrying out Signal Matching from described second mobile communication signal of expanding the described different frequency range of frequency unit;
The 4th expansion combiner unit is used for the mobile communication signal with the different frequency range after the described second spread signal matching unit coupling, and synthetic once more one road signal of telecommunication sends to the described second expansion inverse conversion unit.
11. according to the arbitrary described expanding unit of claim 6 to 10, it is characterized in that, also comprise:
The far-end power supply unit is used to the remote network element power supply.
12. one kind is used for the far end device that radio communication is netted unification more, it is characterized in that, comprises descending far-end unit and up far-end unit, wherein:
Described descending far-end unit, be used to receive the light signal of expanding element the Internet output signal and the modulation of second light carrier, convert described expanding element the Internet output signal to far-end unit the Internet output signal, the light signal of described second light carrier modulation is processed into the mobile communication signal of different frequency range, with synthetic one road signal of telecommunication of the mobile communication signal of described far-end unit the Internet output signal and described different frequency range, launch by antenna;
Described up far-end unit is used to receive the full frequency band wireless signal; Described full frequency band wireless signal is carried out filtering, and the mobile communication signal and the far-end unit internet that obtain different frequency range insert signal; Mobile communication signal, the far-end unit the Internet of described different frequency range are inserted uplink optical signal, the far-end unit the Internet output signal that signal converts the modulation of second light carrier respectively to, send to up network element by optical cable, cable netting twine.
13. far end device according to claim 12 is characterized in that, described descending far-end unit specifically comprises:
The first far-end receiving element is used to receive the light signal of the described expanding element the Internet output signal and second light carrier modulation;
The first far-end converting unit is used for converting described expanding element the Internet output signal to far-end unit the Internet output signal;
The second far-end converting unit is used for converting the light signal of described second light carrier modulation to mobile communication signal;
The first far-end frequency unit is used for described mobile communication signal, divides according to different frequency ranges, obtains the mobile communication signal of different frequency range;
The first far-end combiner unit is used for mobile communication signal and described far-end unit the Internet output signal with described different frequency range, synthetic one road signal of telecommunication;
The first far-end transmitting element is used for the described signal of telecommunication that the described first far-end combiner unit closes behind the road is gone out by antenna transmission.
14. far end device according to claim 13 is characterized in that, described descending far-end unit further comprises:
The first remote signaling matching unit is used for the mobile communication signal with described different frequency range, carries out Signal Matching;
The first far-end power amplifier unit is used for the mobile communication signal after the described first remote signaling matching unit coupling is carried out power amplification, sends to the described first far-end combiner unit.
15. far end device according to claim 12 is characterized in that, described up far-end unit specifically comprises:
The second far-end receiving element is used to receive the full frequency band wireless signal;
Signal acquiring unit is used for described full frequency band wireless signal is carried out filtering, obtains the mobile communication signal that the far-end unit the Internet inserts signal and different frequency range;
The 3rd far-end converting unit is used for described far-end unit the Internet is inserted signal, converts far-end unit the Internet output signal to;
The second far-end transmitting element is used for described far-end unit the Internet output signal is sent to described up network element;
The second far-end combiner unit is used for from synthetic one road signal of telecommunication of the mobile communication signal of the described different frequency range of described signal acquiring unit;
The 4th far-end converting unit is used for the described second far-end combiner unit is closed the signal of telecommunication behind the road, converts the uplink optical signal of second light carrier modulation to;
The 3rd far-end transmitting element is used for uplink optical signal that described second light is carried, sends to described up network element by optical cable.
16. far end device according to claim 15 is characterized in that, described up far-end unit further comprises:
The second remote signaling matching unit is used for the mobile communication signal from the described different frequency range of described signal acquiring unit is carried out Signal Matching, sends to the described second far-end combiner unit.
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| CN 201010523804 CN102137406B (en) | 2010-10-29 | 2010-10-29 | Main device for wireless communication multi-network integration, expansion device and remote device |
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| CN 201010523804 CN102137406B (en) | 2010-10-29 | 2010-10-29 | Main device for wireless communication multi-network integration, expansion device and remote device |
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| CN102137406B CN102137406B (en) | 2013-09-18 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102740350A (en) * | 2011-12-28 | 2012-10-17 | 华为技术有限公司 | Indoor positioning method, device and system |
| WO2013097560A1 (en) * | 2011-12-28 | 2013-07-04 | 华为技术有限公司 | Indoor positioning method, device and system |
| CN102740350B (en) * | 2011-12-28 | 2015-11-25 | 华为技术有限公司 | A kind of indoor orientation method, equipment and system |
| CN103079216A (en) * | 2013-01-16 | 2013-05-01 | 奥维通信股份有限公司 | Multi-network fusion access indoor signal coverage system |
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| CN107911318A (en) * | 2017-11-07 | 2018-04-13 | 广州飞瑞敖电子科技股份有限公司 | A kind of integrated industrial internet exchange system |
| CN107911318B (en) * | 2017-11-07 | 2021-06-22 | 广州飞瑞敖电子科技股份有限公司 | Integrated industrial network switching system |
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| CN110267278B (en) * | 2019-05-10 | 2023-01-10 | 何嘉庆 | Full-network full-real-time self-adaptive signal stabilizing device |
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| CN102137406B (en) | 2013-09-18 |
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