CN102196459B - Multiple play uplink system for wireless communication - Google Patents
Multiple play uplink system for wireless communication Download PDFInfo
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Abstract
The invention provides a multiple play uplink system for wireless communication. The system comprises uplink master units, a plurality of uplink extension units corresponding one of the uplink master units, and a plurality of uplink remote units corresponding to each uplink extension unit. The uplink master units perform data transmission with the uplink extension units by utilizing optical cables. The uplink extension units perform data transmission with the uplink remote units by utilizing the optical cables and cable network wires. The uplink distributed system provided by the invention can directly realize the multi-network signal fusion of Internet wireless signals, mobile communication signals and the like without using any combiner for external combination, and effectively improves the running stability and reliability of an uplink network.
Description
Technical field
The present invention relates to wireless communication field, especially, relate to a kind of multiple play uplink system for wireless communication.
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, be substantially all 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, accesses feedback system on the same day, realizes the signal covering of many nets system.
But also there is following problem in prior art:
At first, prior art is used the mixer network of building together, although solved the problem that the mobile communication signals such as 2G, 3G access 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.Due to legacy equipment generally heavier, feeder line is thicker, construct large to building destruction, therefore, the property difficult coordination.And whole system adopts 1/2 or 7/8 coaxial cable as signal transmission medium, and not only wiring cost is high, and difficulty of construction is large.
In addition, existing each network of building together need to carry out power match and calculate, and conceptual design is complicated, the cycle is long, and efficient is low, and dilatation needs the whole network adjustment, in case the scheme moulding wants to increase the overlay area very difficult.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of multiple play uplink system for wireless communication, realizes that the various wireless communication signal carries out data upstream transmission by same system, reduces the networking cost of investment.
In order to address the above problem, the invention provides a kind of multiple play uplink system for wireless communication, comprising: several up far-end units of some uplink extendeds unit of up master unit, a corresponding above-mentioned up master unit and corresponding each above-mentioned uplink extended unit; Utilize the optical cable transmission data between above-mentioned up master unit and uplink extended unit, utilize optical cable, cable netting twine the transmission of data between above-mentioned uplink extended unit and up far-end unit; Wherein,
Above-mentioned up far-end unit is used for receiving the full frequency band wireless signal; Above-mentioned full frequency band wireless signal is carried out filtering, obtain mobile communication signal and the far-end unit internet access signal of different frequency range; The mobile communication signal of above-mentioned different frequency range, far-end unit the Internet access signal are converted respectively to uplink optical signal, the far-end unit the Internet output signal of the second light carrier modulation, send to above-mentioned uplink extended unit by optical cable, cable netting twine;
Above-mentioned uplink extended unit is used for receiving from several road said distal ends unit the Internet output signal of several above-mentioned up far-end units and the uplink optical signal of eight tunnel above-mentioned the second light carrier modulation; Above-mentioned eight great distance end unit the Internet output signals are processed into the network light signal of one tunnel first light carrier modulation; The uplink optical signal of above-mentioned eight tunnel 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 the first light carrier modulation and the uplink optical signal of above-mentioned the second light carrier modulation are carried out wavelength division multiplexing, form up multiplexing light wave; Above-mentioned up multiplexing light wave is sent to above-mentioned up master unit by optical cable;
Above-mentioned up master unit be used for to receive the above-mentioned up multiplexing light wave in several roads from several above-mentioned uplink extendeds unit; The up multiplexed optical Wave Decomposition in each road is become 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 above-mentioned the first light carrier modulation in each road to master unit the Internet output signal, export by the network insertion mouth; The uplink optical signal of above-mentioned the second light carrier modulation in each road is converted to the signal of telecommunication of different frequency range, export by the radio frequency access port;
Wherein, described up far-end unit specifically comprises:
The second far-end receiving element is used for receiving 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 of far-end unit the Internet access signal and different frequency range;
The 3rd far-end converting unit is used for described far-end unit the Internet access 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 uplink extended unit;
The second far-end combiner unit, being used for will be from synthetic one road signal of telecommunication of mobile communication signal of the described different frequency range of described signal acquiring unit;
The 4th far-end converting unit is used for will described the second far-end combiner unit closing the signal of telecommunication behind the road, converts the uplink optical signal that the second light carrier is modulated to;
The 3rd far-end transmitting element is used for the uplink optical signal will described the second light carrier modulated, sends to described uplink extended unit by optical cable.
Have following advantage in technique scheme: the present invention adopts a up compartment system directly to realize 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 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.Only need an installation work, just can complete the covering of a plurality of systems, and dilatation and network upgrade simple, a up master unit can correspondingly reach 32 up far-end units, the up network element that only need to increase respective numbers when needing the network capacity extension gets final product, do not need rewiring, covering effect of signals is good.And it adopts optical cable as transmission signal vector, because the optical cable wire diameter is thin, can avoid the residential quarter pipe excavation, construction is little to building destruction, construct simple, convenient, good concealment, and technique 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 the network topological diagram of wireless communication multi-network integrated downlink system embodiment of the present invention;
Fig. 2 is the structural representation of descending master unit embodiment in the present invention;
Fig. 3 is the structural representation of descending master unit preferred embodiment in the present invention;
Fig. 4 is the structural representation of descending expanding element embodiment in the present invention;
Fig. 5 is the structural representation of descending expanding element preferred embodiment in the present invention;
Fig. 6 is the structural representation of descending far-end unit embodiment in the present invention;
Fig. 7 is the structural representation of descending far-end unit preferred embodiment in the present invention;
Fig. 8 is the network topological diagram of multiple play uplink system for wireless communication embodiment of the present invention;
Fig. 9 is the structural representation of up far-end unit embodiment in the present invention;
Figure 10 is the structural representation of up far-end unit preferred embodiment in the present invention;
Figure 11 is the structural representation of uplink extended unit embodiment in the present invention;
Figure 12 is the structural representation of uplink extended unit preferred embodiment in the present invention;
Figure 13 is the structural representation of up master unit embodiment in the present invention;
Figure 14 is the structural representation of up master unit preferred embodiment in 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 network topological diagram of wireless communication multi-network integrated downlink system embodiment of the present invention, comprising: several descending expanding element 2-1 of descending master unit 1-1, a corresponding descending master unit 1-1 and several descending 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 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 descending far-end unit 3-1.
Take a descending master unit 1-1, descending expanding element 2-1, a descending far-end unit 3-1 as example, the data transmission procedure of above-mentioned wireless communication multi-network integrated downlink system embodiment is described: wireless communication data stream again to the transmitting procedure of descending far-end unit 3-1, forms a down link from descending master unit 1-1 to descending expanding element 2-1.
wherein, descending master unit 1-1, be used for receiving master unit the Internet access signal, the mobile communication signal of different frequency range, with above-mentioned internet access signal, the mobile communication signal of different frequency range converts respectively the downlink network light signal of the first light carrier modulation to, the downlink optical signal of the second light carrier modulation, downlink network light signal with above-mentioned the first light carrier modulation, the downlink optical signal of the second light carrier modulation carries out wavelength division multiplexing, form the descending multiplexing optical signal in number road, give four descending expanding element 2-1 with the descending multiplexing optical signal in above-mentioned several roads by optical cable transmission.
Descending expanding element 2-1, be used for receiving the descending multiplexing optical signal that descending master unit 1-1 sends, with above-mentioned descending multiplexing optical signal solution wavelength division multiplexing, resolve into the downlink network light signal of above-mentioned the first light carrier modulation, the downlink optical signal of the second light carrier modulation, the downlink optical signal of above-mentioned the first light carrier modulation, the downlink optical signal of the second light carrier modulation are carried out the signal processing, be divided into the light signal of expanding element the Internet, several road output signal and number road the second light carrier modulation, give several descending far-end unit 3-1 by above-mentioned cable netting twine and optical cable transmission respectively.
Descending far-end unit 3-1, be used for receiving from the expanding element the Internet output signal of descending expanding element 2-1 and the light signal of the 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 the 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, go out by antenna transmission.
Preferably, connect by power line between above-mentioned descending expanding element 2-1 and descending far-end unit 3-1, realize that descending expanding element 2-1 is each descending far-end unit 3-1 Remote feeding.
Transfer of data between descending far-end unit and 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 to network signal quality, promoted user's experience.
Below in conjunction with Fig. 2 ~ 7, the structure of each unit in downlink system is specifically described.
With reference to Fig. 2, show the structural representation of descending master unit embodiment in the present invention, above-mentioned descending master unit 1-1 can specifically comprise:
The first main receiving element 1-1-1 is for the mobile communication signal that receives master unit the Internet access signal and different frequency range.
Wherein, above-mentioned master unit the Internet access signal as wireless lan signal (Wireless Local Area Network, WLAN), can be inputted by network insertion.
The mobile communication signal of above-mentioned different frequency range as 2G mobile communication signal, 3G mobile communication signal, can access 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 access signal is converted to the downlink network light signal of described the first light carrier modulation.
Wherein, the optical fiber second communication window light wave that above-mentioned the first light carrier can be wavelength centered by 1310nm can be also the optical fiber third communication window light wave of wavelength centered by 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 the 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 light splitting step, and by beam splitter such as Amici prism, the downlink network light signal that above-mentioned the 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, by the first main converting unit 1-1-2 and the first key light subdivision 1-1-3, complete in down link, to the processing of master unit the Internet access signal.
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, referred to merge the signal of telecommunication of the 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 closing the described signal of telecommunication behind the road, converts the downlink optical signal of described the second light carrier modulation to.
Wherein, above-mentioned the second light carrier optical fiber third communication window light wave that can be wavelength centered by 1550nm; It can be also the optical fiber second communication window light wave of wavelength centered by 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 the second light carrier modulation, is divided into the identical downlink optical signal of several roads information.
So far, 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, can complete in down link, to the processing of the mobile communication signal of different frequency range.
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 the 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.
So-called wavelength division multiplexing (Wavelength Division Multiplexing, WDM) refers to many different light waves of wavelength are synthesized a branch of different wave length ripple that comprises by wavelength division multiplexer.Here refer to, with the first light carrier and the synthetic a branch of multiplexing light wave of the 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, sends to respectively four descending expanding elements by optical cable.
That is, the first main transmitting element 1-1-9 realizes transmitting simultaneously the communication mode of a plurality of different light carriers in a branch of optical fiber.
Fig. 3 shows the structural representation of descending master unit preferred embodiment in the present invention, compares with descending master unit embodiment shown in Figure 2, 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, then sends to the first main combiner unit 1-1-5.
Adopt the network construction form of prior art, because the loss of signal in cable of 2G, 3G is different, so when many nets of sharing compartment system cover, be difficult to accomplish that the power output of antenna mates fully, cause covering effect of signals undesirable.
In the embodiment of the present invention, the first main signal matching unit 1-1-4 is set, to carrying out Signal Matching as 2G, 3G mobile communication signal, namely regulate power separately, make it in transmitting procedure, signal attenuation is minimum, can receive the signal of expection at receiving terminal, and this expection signal can reach desirable covering effect of signals.
Descending expanding element embodiment
With reference to Fig. 4, show the structural representation of descending expanding element embodiment in the present invention, specifically comprise:
The first expansion receiving element 2-1-1 connects the first main transmitting element 1-1-9, is used for receiving 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.
The so-called wavelength division multiplexing of separating is the inverse process of above-mentioned wavelength division multiplexing, is about to a branch of different wave length ripple that comprises by separating wavelength division multiplexer, resolves into the light wave of many single wavelengths.Here specifically refer to, 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, after wavelength division multiplexing, solution wavelength division multiplexing, 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 the 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 counting road described expanding element network output signal, sends to respectively several descending far-end unit 3-1 by the cable netting twine.
So far, above-mentioned the 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 that descending expanding element is to the processing of the internet information of the first light carrier modulation.Be used for realizing that with lower unit descending expanding element is to the processing of the mobile communication signal of the 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 the second light carrier modulation, is divided into the light signal of several roads the second light carrier modulation.The information content that the light signal of above-mentioned several road the second light carrier modulation comprises 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 second light carrier modulation of described several roads, sends to respectively several descending far-end unit 3-1 by optical cable respectively.
Fig. 5 shows the structural representation of descending expanding element 2-1 preferred embodiment in the present invention, compares with descending expanding element embodiment shown in Figure 4, 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 the 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.On the Chinese side, above-mentioned 2G mobile communication signal is the GSM signal of China Mobile specifically, and uplink band is 935 ~ 953 MHz, and band downlink is: 890 ~ 908 MHz; Can be also the GSM signal of CHINAUNICOM, uplink band be 954 ~ 960 MHz, and band downlink is: 909 ~ 915 MHz.Above-mentioned 3G mobile communication signal is the TD-SCDMA of China Mobile specifically, and it is 1880 ~ 1920 MHz, 2010 ~ 2025 MHz and 2300 ~ 2400 MHz with frequent section up and down; Can be the WCDMA signal of CHINAUNICOM, uplink band be 1940 ~ 1955 MHz, and band downlink is 2130 ~ 2145MHz; Can be also the CDMA2000 signal of China Telecom, uplink band be 1920 ~ 1935 MHz, and band downlink is 2110 ~ 2125MHz.
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, the mobile communication signal of the different frequency range after being used for mating, synthetic one road signal of telecommunication again.
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 the second light carrier modulation again to, sends to the second expansion light subdivision 2-1-11.
In addition, the descending expanding element embodiment of the present invention can also comprise a descending Remote feeding 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 independent current source to the noise jamming of descending far-end unit signal, improves the signal to noise ratio of descending far-end unit.
Descending far-end unit embodiment
With reference to Fig. 6, show the structural representation of descending far-end unit embodiment in the present invention, specifically comprise:
The first far-end receiving element 3-1-1, with the first expansion transmitting element 2-1-5 be connected expansion transmitting element 2-1-12 and be connected, be used for receiving the light signal that described expanding element the Internet output signal and the second light carrier are modulated.
Particularly, each first far-end receiving element 3-1-1 is connected by cable and the first expansion transmitting element 2-1-5, reception 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 the 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 described expanding element the Internet output signal, converts far-end unit the Internet output signal to.
The Internet, said distal ends unit output signal is analog electrical signal.
Be used for processing to the light signal of the second light carrier modulation with lower unit:
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 the 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 the mobile communication signal of described different frequency range and described far-end unit the Internet output signal, 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 described the first far-end combiner unit closes behind the road is sent by antenna.
Fig. 7 shows the structural representation of descending far-end unit 3-1 preferred embodiment in the present invention, compares with descending far-end unit embodiment shown in Figure 6, 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.
The below is take a descending master unit 1-1, descending expanding element 2-1, a descending far-end unit 3-1 as example, in conjunction with embodiment, the data transmission procedure of above-mentioned wireless communication multi-network integrated downlink system embodiment is described: wireless communication data stream again to the transmitting procedure of descending far-end unit 3-1, forms a down link from descending master unit 1-1 to descending expanding element 2-1.
Suppose that above-mentioned the Internet access signal is the WLAN signal, the mobile communication signal of different frequency range is: 2G signal and 3G signal.The centre wavelength of the first light carrier is 1310nm, and the centre wavelength of the 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 obtains WLAN signal and 2G signal, 3G signal by the access of network insertion and radio frequency respectively.
The first main converting unit 1-1-2 converts above-mentioned WLAN signal to 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, the settling signal coupling.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 altogether the descending multiplexing optical signal in number road.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.The 2G signal of the first expansion combiner unit 2-1-9 after with Signal Matching, 3G signal be synthetic one road mobile communication signal again.The mobile communication signal that the first inverse conversion unit 2-1-10 will close behind the road again converts the light signal that the 1550nm light wave is modulated to.The second expansion light subdivision 2-1-11 carries out light splitting 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 digital electric signal.
The first far-end converting unit 3-1-2 converts above-mentioned digital WLAN signal to the WLAN analog electrical signal.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, converts the described described signal of telecommunication that closes behind the road to wireless signal, sends.
Corresponding with above-mentioned wireless communication multi-network integrated downlink system, the present invention also provides a kind of multiple play uplink system for wireless communication.
With reference to Fig. 8, show the network topological diagram of multiple play uplink system for wireless communication embodiment of the present invention, comprising: several uplink extendeds unit 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 uplink extended unit 2-2.
In the present embodiment, each up master unit 1-2 can connect four uplink extended unit 2-2.Between up master unit 1-2 and each uplink extended unit 2-2 by fiber optic cable communications.
Each uplink extended unit 2-2 can connect eight up far-end unit 3-2.Communicate by letter by optical cable, cable netting twine between each uplink extended unit 2-2 and each up far-end unit 3-2.
Take a up far-end unit 3-2, uplink extended unit 2-2, a up master unit 1-2 as example, the data transmission procedure of above-mentioned multiple play uplink system for wireless communication embodiment is described: wireless communication data stream again to the transmitting procedure of up master unit 1-2, forms a up link from up far-end unit 3-2 to uplink extended unit 2-2.
Wherein, up far-end unit 3-2 is used for by antenna reception full frequency band wireless signal; Above-mentioned full frequency band wireless signal is carried out filtering, obtain mobile communication signal and the far-end unit internet access signal of different frequency range; The mobile communication signal of above-mentioned different frequency range, far-end unit the Internet access signal are converted respectively to uplink optical signal, the far-end unit the Internet output signal of the second light carrier modulation, send to uplink extended unit 2-2 by optical cable, cable netting twine.
Uplink extended unit 2-2 is used for receiving several great distance end units the Internet output signal of several up far-end unit 3-2 transmissions and the uplink optical signal of number road the second light carrier modulation; Above-mentioned several great distance end units the Internets 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 the 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 the first light carrier modulation and the uplink optical signal of above-mentioned the 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 for receiving from the up multiplexing light wave in several roads of four uplink extended unit 2-2; The up multiplexed optical Wave Decomposition in each road is become 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 the first light carrier modulation in each road to master unit the Internet output signal, export by the network insertion mouth; After converting the uplink optical signal of above-mentioned the second light carrier modulation in each road the signal of telecommunication of different frequency range to, export by the radio frequency access port.
Below in conjunction with Fig. 9 ~ 14, the structure of each unit in up link is specifically described.
With reference to Fig. 9, show the structural representation of up far-end unit embodiment in the present invention, specifically comprise:
The second far-end receiving element 3-2-1 is used for receiving 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 of far-end unit the Internet access signal and different frequency range.
The Internet, said distal ends unit access signal can be the WLAN 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 access 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 uplink extended unit 2-2.
Above-mentioned the 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 processing to far-end the Internet access signal.
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 will described the second far-end combiner unit 3-2-6 closing the signal of telecommunication behind the road, converts the uplink optical signal that the second light carrier is modulated to.
Herein, the second light carrier can be the light wave of the 3rd optical fiber communication window of wavelength centered by 1550nm, can be also the light wave of the second optical fiber communication window of wavelength centered by 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 the second light carrier modulation, sends to described uplink extended unit 2-2 by optical cable.
Figure 10 shows the structural representation of up far-end unit preferred embodiment in the present invention, compares with up far-end unit embodiment shown in Figure 9, 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, then sends to the second far-end combiner unit 3-2-6.
With reference to Figure 11, show the structural representation of uplink extended unit embodiment in 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 for the second described signal of telecommunication of expanding after combiner unit 2-2-2 closes the road, converts the network light signal of one tunnel first light carrier modulation to.
Herein, the first light carrier can be the light wave of the second Optical Fiber Transmission window of wavelength centered by 1310nm, can be also the light wave of the 3rd Optical Fiber Transmission window of wavelength centered by 1550nm.
So far, said units is completed the processing of up the Internet access signal in expanding unit.With lower unit, be used for realizing that up mobile communication signal is in the processing of expanding unit:
The 3rd expansion receiving element 2-2-4 is for the uplink optical signal that receives number road the second light carrier modulation.
The uplink optical signal of above-mentioned several road the 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 the second light carrier modulation in each road, converts one road mobile communication signal to.Form altogether number road mobile communication signal.
The mobile communication signal here is the signal of telecommunication.The information that each road mobile communication signal comprises is not identical.
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 above-mentioned several roads mobile communication signal inclusion information amount sums.
The second expansion inverse conversion unit 2-2-10, described one road mobile communication signal that is used for will described the 3rd expansion combiner unit 2-2-6 closing behind the road converts the uplink optical signal that the second light carrier is modulated again to.
Expansion wavelength division multiplexing unit 2-2-11, for the network light signal of modulating from described the first light carrier of described the 3rd expansion converting unit 2-2-3 and the uplink optical signal of modulating from described the second light carrier of described the second expansion reverse 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 12, show the structural representation of uplink extended unit preferred embodiment in the present invention, to compare with uplink extended unit embodiment shown in Figure 11, this uplink extended unit preferred embodiment further comprises:
The second expansion frequency unit 2-2-7 is connected with the 3rd expansion combiner unit 2-2-6, and road mobile communication signal for closing 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, make when both transmitting in identical medium, loss is 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 one road signal of telecommunication, send to the second expansion inverse conversion unit 2-2-10 again.
In addition, uplink extended of the present invention unit embodiment can also comprise a up Remote feeding 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 independent current source to the noise jamming of up far-end unit signal, improves the signal to noise ratio of up far-end unit.
With reference to Figure 13, show the structural representation of up master unit in the present invention, specifically comprise:
The second main receiving element 1-2-1 is used for receiving 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 uplink extended unit 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 the first light carrier modulation and the uplink optical signal of one tunnel described the second light carrier modulation.
The 3rd main converting unit 1-2-3 is used for converting to from the network light signal of described the first light carrier modulation in each road of described principal solution wavelength division multiplexing unit 1-2-2 master unit the Internet output signal.
The second main transmitting element 1-2-4 is used for counting described master unit the Internet, road output signal, by described network insertion mouth output.
So far, complete the transmitting procedure of internet signal in the whole system up link.Need to prove, above-mentioned master unit internet output signal can be the signal of telecommunication, can be also 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 transmission in the internet by the network insertion mouth.
For up mobile communication signal, process by carry out data with lower unit in up master 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 the 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 counting the described mobile communication signal in road, synthetic one road mobile communication signal.
The first main frequency unit 1-2-7, the described mobile communication signal that is used for will the described second main combiner unit 1-2-6 closing behind the road carries out the frequency division processing, 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, complete the transmitting procedure of mobile communication signal in the up link of whole system.
With reference to Figure 14, show the structural representation of up master unit preferred embodiment in the present invention, compare with embodiment illustrated in fig. 13, this up master unit embodiment further comprises:
The second main signal matching unit 1-2-8 is used for and will carries out Signal Matching from the signal of telecommunication of the different frequency range of the described first main frequency unit 1-2-7, sends to the 3rd main transmitting element 1-2-9.
The below is take a up far-end unit 3-2, uplink extended unit 2-2, a up master unit 1-2 as example, in conjunction with embodiment, the data transmission procedure of above-mentioned multiple play uplink system for wireless communication embodiment is described: wireless communication data stream again to the transmitting procedure of up master unit 1-2, forms a up link from up far-end unit 3-2 to uplink extended unit 2-2.
Suppose that above-mentioned the Internet access signal is the WLAN signal, the mobile communication signal of different frequency range is: 2G signal and 3G signal.The centre wavelength of the first light carrier is 1310nm, and the centre wavelength of the 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 the uplink extended unit 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 3rd far-end transmitting element 3-2-8 sends to the uplink extended unit by optical cable with the light signal of described 1550nm light wave modulation.
The data transmission procedure of each uplink extended unit 2-2 up link comprises:
The second expansion receiving element 2-2-1 receives by the cable netting twine several roads WLAN digital electric signal that several up far-end units send.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 not identical, and is different from 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 altogether several roads mobile communication signal.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 2G signal and the 3G signal of described different frequency range.The 2G signal of the different frequency range after the 4th expansion combiner unit 2-2-9 will mate and 3G signal close Lu Chengyi road mobile communication signal again.The mobile communication signal that the second expansion inverse conversion unit 2-2-10 will close behind the road again 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 the up multiplexing light wave in several roads from the uplink extended unit.Principal solution wavelength division multiplexing unit 1-2-2 becomes 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 Wave Decomposition 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 several roads 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 first main frequency unit 1-2-7 involutory road carries out frequency division to be processed, and obtains 2G signal and the 3G signal of different frequency range.The second main signal matching unit 1-2-8 carries out Signal Matching to 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 system embodiment, for simple description, therefore it is served as theme with data transmission procedure, be described as the combination of a series of functional unit, but those skilled in the art should know, related unit might not be that the present invention is necessary.
For aforesaid embodiment of the method, for simple description, therefore 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 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 nets integrated downlink system embodiment that both comprised, comprise again above-mentioned arbitrary wireless wireless communication multi-network integrating systems of netting unification up-link embodiment more, can realize simultaneously the data transmission procedure of up link and down link.
In sum, wireless communication multi-network provided by the invention unification is descending, up-link can realize that Local or Remote monitors each far-end unit, and the very first time is obtained the technical parameter of each far-end unit, is conducive to carry out rapidly fault location.Monitor by Local or Remote, can also carry out to the power output of each far-end unit the adjusting of 1dB stepping, so just guarantee signal conformance and uniformity in whole covering building, improved greatly coverage effect and the quality of network, catered to the needs that 3G covers.
in addition, use wireless communication multi-network integrating system of the present invention, webmaster can dock with group's large network management platform in repeater, make whole system all under network management monitoring, by its powerful network management system, the operating state of each far-end and running parameter in monitoring system constantly, just can understand the coverage effect of whole network in network management center like this, 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, greatly improved the operating efficiency of system maintenance and the network optimization.
And adopt optical cable as transmission medium, attenuation to the signal transmission is very little, maximum transmission range can reach 5 kilometers, greatly improved the sharing nature of base station information source, 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 residential quarter, villages within the city, tourist attraction etc.
Adopt wireless communication multi-network integrating system provided by the invention to 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 simple, coverage effect is good.
System upgrade is simple, only need to increase corresponding system module at main device, just can easily realize 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 again operating efficiency; Simultaneously, the WLAN capacity can increase power system capacity flexibly according to the development of network, does not need to change existing compartment system, has avoided the difficult problem of transformation.
In a word, use wireless communication multi-network integrating system provided by the invention, avoided a large amount of network repeated construction, effectively guaranteed the continuity of network Development, simultaneously, adopted optical cable to cover and saved national copper resource, reduced the use amount of polyvinyl chloride, more environmental protection.
Each embodiment in this specification all adopts the mode of going forward one by one to describe, and what each embodiment stressed is and the difference of other embodiment that between each embodiment, identical similar part is mutually referring to getting final product.For embodiment of the method, because it is substantially similar to system embodiment, so description is fairly simple, relevant part gets final product referring to the part explanation of system embodiment.
Above to a kind of wireless communication multi-network integrated downlink system provided by the present invention, a kind of multiple play uplink system for wireless communication, 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, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (7)
1. a multiple play uplink system for wireless communication, is characterized in that, comprising: several up far-end units of some uplink extendeds unit of up master unit, a corresponding described up master unit and corresponding each described uplink extended unit; Utilize the optical cable transmission data between described up master unit and uplink extended unit, utilize optical cable, cable netting twine the transmission of data between described uplink extended unit and up far-end unit; Wherein,
Described up far-end unit is used for receiving the full frequency band wireless signal; Described full frequency band wireless signal is carried out filtering, obtain mobile communication signal and the far-end unit internet access signal of different frequency range; The mobile communication signal of described different frequency range, far-end unit the Internet access signal are converted respectively to uplink optical signal, the far-end unit the Internet output signal of the second light carrier modulation, send to described uplink extended unit by optical cable, cable netting twine;
Described uplink extended unit is used for receiving from several roads described far-end unit the Internet output signal of several described up far-end units and the uplink optical signal of eight tunnel described the second light carrier modulation; Described eight great distance end unit the Internet output signals are processed into the network light signal of one tunnel first light carrier modulation; The uplink optical signal of described eight tunnel second light carrier modulation is processed into the uplink optical signal of one tunnel second light carrier modulation; The network light signal of described the first light carrier modulation and the uplink optical signal of described the second light carrier modulation are carried out wavelength division multiplexing, form up multiplexing light wave; Described up multiplexing light wave is sent to described up master unit by optical cable;
Described up master unit be used for to receive the described up multiplexing light wave in several roads from several described uplink extendeds unit; The up multiplexed optical Wave Decomposition in each road is become 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 the first light carrier modulation in each road to master unit the Internet output signal, export by the network insertion mouth; The uplink optical signal of described the second light carrier modulation in each road is converted to the signal of telecommunication of different frequency range, export by the radio frequency access port;
Wherein, described up far-end unit specifically comprises:
The second far-end receiving element is used for receiving 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 of far-end unit the Internet access signal and different frequency range;
The 3rd far-end converting unit is used for described far-end unit the Internet access 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 uplink extended unit;
The second far-end combiner unit, being used for will be from synthetic one road signal of telecommunication of mobile communication signal of the described different frequency range of described signal acquiring unit;
The 4th far-end converting unit is used for will described the second far-end combiner unit closing the signal of telecommunication behind the road, converts the uplink optical signal that the second light carrier is modulated to;
The 3rd far-end transmitting element is used for the uplink optical signal will described the second light carrier modulated, sends to described uplink extended unit by optical cable.
2. multiple play uplink system for wireless communication according to claim 1, is characterized in that, described up far-end unit further comprises:
The second remote signaling matching unit is used for and will carries out Signal Matching from the mobile communication signal of the described different frequency range of described signal acquiring unit, then sends to described the second far-end combiner unit.
3. multiple play uplink system for wireless communication according to claim 1, is characterized in that, described uplink extended unit specifically comprises:
The second expansion receiving element is used for receiving eight tunnel described far-end unit the Internet output signals from several described up far-end units by the cable netting twine;
The second expansion combiner unit, be used for will described eight the tunnel described far-end unit the Internet output signal, synthesize one road signal of telecommunication;
The 3rd expansion converting unit for the described second described signal of telecommunication of expanding after combiner unit closes the road, converts the network light signal of one tunnel first light carrier modulation to;
The 3rd expansion receiving element is used for receiving the uplink optical signal from eight tunnel second light carrier modulation of several described up far-end units;
The 4th expansion converting unit is used for the uplink optical signal with described the second light carrier modulation in each road, converts one road mobile communication signal to;
The 3rd expansion combiner unit, being used for will be from eight road mobile communication signal of described the 4th expansion converting unit, synthetic one road mobile communication signal;
The second expansion inverse conversion unit, described one road mobile communication signal that is used for will described the 3rd expansion combiner unit closing behind the road converts the uplink optical signal that the second light carrier is modulated to;
Expansion wavelength division multiplexing unit, be used for forming up multiplexing light wave to carrying out wavelength division multiplexing from the network light signal of the described first light carrier modulation of described the 3rd expansion converting unit with from the uplink optical signal that described the second expansion reverses the described second light carrier modulation of unit;
The 3rd expansion transmitting element is used for described up multiplexing light wave is sent to described up master unit.
4. multiple play uplink system for wireless communication according to claim 3, is characterized in that, described uplink extended unit further comprises:
The second expansion frequency unit for the described the 3rd described one road mobile communication signal of expanding after combiner unit closes 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 the 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 of the different frequency range after will described the second spread signal matching unit coupling, and synthetic one road signal of telecommunication again sends to described second to expand the inverse conversion unit.
5. multiple play uplink system for wireless communication according to claim 1, is characterized in that, described up master unit specifically comprises:
The second main receiving element be used for to receive the described up multiplexing light wave in several roads from several uplink extendeds unit;
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 the first light carrier modulation and the uplink optical signal of one tunnel described the second light carrier modulation;
The 3rd main converting unit is used for converting to from the network light signal of the described first light carrier modulation in each road of described principal solution wavelength division multiplexing unit master unit the Internet output signal;
The second main transmitting element is used for counting described master unit the Internet, road output signal, by described network insertion mouth output;
The 4th main converting unit is used for and will from the uplink optical signal of the described second light carrier modulation in each road of described principal solution wavelength division multiplexing unit, converts the signal of telecommunication to;
The second main combiner unit, being used for will be from the described signal of telecommunication in several roads of described the 4th main converting unit, synthetic one road signal of telecommunication;
The first main frequency unit, the described signal of telecommunication that is used for will the described second main combiner unit closing behind the road carries out the frequency division processing, 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.
6. multiple play uplink system for wireless communication according to claim 5, is characterized in that, described up master unit further comprises:
The second main signal matching unit is used for and will carries out Signal Matching from the signal of telecommunication of the described different frequency range of described the first main frequency unit, sends to the described the 3rd main transmitting element.
7. according to claim 1 ~ 6 arbitrary described multiple play uplink system for wireless communications, is characterized in that, described uplink extended unit further comprises:
Up Remote feeding unit is connected with up far-end unit by power line, is described up far-end unit power supply.
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| CN101742528A (en) * | 2008-11-19 | 2010-06-16 | 北京东方信联科技有限公司 | System for realizing indoor coverage in CDMA network |
| CN101814959A (en) * | 2009-02-20 | 2010-08-25 | 北京东方信联科技有限公司 | Device for realizing combined and shunted transmission of optical signal relay |
| CN101790112A (en) * | 2009-12-31 | 2010-07-28 | 北京东方信联无线通信有限公司 | Method, system and device for realizing intelligent subdistrict multinet fusion |
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