CN103270720A - Power supply system and method for microwave transport equipment and signal processing device - Google Patents
Power supply system and method for microwave transport equipment and signal processing device Download PDFInfo
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- CN103270720A CN103270720A CN2012800021454A CN201280002145A CN103270720A CN 103270720 A CN103270720 A CN 103270720A CN 2012800021454 A CN2012800021454 A CN 2012800021454A CN 201280002145 A CN201280002145 A CN 201280002145A CN 103270720 A CN103270720 A CN 103270720A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
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- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
This utility model discloses a system and method for microwave transport equipment and a signal processing device. The system comprises a proximal device and a microwave transport device communicating with the proximal device. The power supply system also comprises a signal processing apparatus for performing combining, separating, switching over and anti switching over on direct current electric signals and high speed differential signals outputted by the proximal device and outputting the processed direct current electric signals and high speed differential signals to the microwave transport device. This invention can achieve transmitting data signals from the proximal device to the microwave device and transmitting direct current electric signal from the proximal device to the microwave transport device for supplying power for microwave transmission, eliminating external power cables and equipment and saving cost of power supply
Description
Technical field
The invention belongs to wireless communication technology field, relate in particular to a kind of microwave transport equipment electric power system and method, signal processing apparatus.
Background technology
At present, LVDS(Low Voltage Differential Signal, Low Voltage Differential Signal) high speed signal cable is widely used in the BBU(Baseband Unit of wireless base station, Base Band Unit) with RRU(Remote RadioUnit, radio frequency unit) intercommunication.In addition, the LVDS high speed signal cable also is applied to the data communication between BBU or RRU and microwave transport equipment, realizes radio communication to realize BBU and RRU by microwave transport equipment.
During data communication between BBU or RRU and microwave transport equipment, the microwave transport equipment power supply is to adopt to exchange direct current or POE(Power Over Ethernet, Power over Ethernet) power supply.Microwave transport equipment generally is installed in outdoor (first-class as tower) or is conducive to the occasion of horizon communication, and is directly relatively difficult with interchange or direct current supply, and power supply cost is higher.If microwave transport equipment is connected by the Ethernet netting twine with proximal device (general designation BBU or RRU are proximal device), can adopt the POE mode to power.The POE mode is powered has the clear and definite confession of deciding in the IEEE802.3af standard: electric equipment normal operating voltage scope is between 44～57V, and the electric current that is transferred to each power consumption equipment is limited in 350mA.If microwave transport equipment is not to be connected by ethernet line with proximal device, but connect with the LVDS high-speed cable, at present can only be with direct current or interchange or direct current cables power supply.
To disclosure of an invention
Technical problem
The purpose of the embodiment of the invention is to provide a kind of microwave transport equipment electric power system and method, signal processing apparatus, be intended to solve since prior art when powering to microwave transport equipment, need utilize special externally fed equipment and cable laying, cause the power supply difficulty, the problem that power supply cost and engineering cost are high.
The solution of problem
Technical solution
First aspect, described microwave transport equipment electric power system comprises proximal device, and the microwave transport equipment of communicating by letter with described proximal device, described system also comprises signal processing apparatus: described signal processing apparatus, be used for the dc signal of described proximal device output is carried out compound with high-speed differential signal and separate or transfer and reverse connecing processing, and export the dc signal after the described processing and high-speed differential signal to described microwave transport equipment.
In first kind of first aspect possible implementation, described signal processing apparatus specifically comprises signal synthesis unit, LVDS high speed cable and signal separation unit, wherein: described signal synthesis unit, be used for dc signal and the high-speed differential signal of described proximal device output are synthesized composite signal, and export described composite signal to described LVDS high speed cable; Described LVDS high speed cable is used for reception and exports described composite signal to described signal separation unit; Described signal separation unit, be used for described composite signal is separated into dc signal and high-speed differential signal, and eliminate interference signal on described dc signal and the described high-speed differential signal, export dc signal and the high-speed differential signal of eliminating after disturbing to described microwave transport equipment.
In conjunction with first kind of first aspect possible implementation, in second kind of possible implementation, described signal synthesis unit specifically comprises: signal receiving unit is used for receiving dc signal and the high-speed differential signal that described proximal device is exported; Signal synthon unit is used for described dc signal and described high-speed differential signal are synthesized composite signal; Signal output unit is used for exporting described composite signal to described LVDS high speed cable.
In conjunction with first kind of first aspect possible implementation, in the third possible implementation, described signal separation unit specifically comprises: signal receiving unit is used for receiving the described composite signal that described LVDS high speed cable is exported; Signal segregant unit is used for described composite signal is separated into dc signal and high-speed differential signal; Interference cancellation unit is used for eliminating the interference signal on described dc signal and the described high-speed differential signal; Signal output unit, the dc signal and the high-speed differential signal that are used for will eliminating after disturbing export described microwave transport equipment to.
In the 4th kind of possible implementation of first aspect, described signal processing apparatus specifically comprises signal first processing unit, LVDS high speed cable and signal second processing unit, wherein: described signal first processing unit, the dc signal and the high-speed differential signal that are used for the described proximal device output of switching, and the described dc signal after will transferring and described high-speed differential signal export described LVDS high speed cable to; Described LVDS high speed cable is used for receiving and export described dc signal to described signal second processing unit by two DC power supply cables of special use, and receives and export described high-speed differential signal to described signal second processing unit by other cables; Described signal second processing unit is used for described dc signal and the described high-speed differential signal of the described LVDS high speed cable output of switching, and the described dc signal after will transferring and described high-speed differential signal export described microwave transport equipment to.
In conjunction with the 4th kind of possible implementation of first aspect, in the 5th kind of possible implementation, described signal first processing unit specifically comprises: signal receiving unit is used for receiving dc signal and the high-speed differential signal that described proximal device is exported; Signal first adapter unit is used for the processing of transferring of described dc signal and described high-speed differential signal; Signal output unit, described dc signal and described high-speed differential signal after being used for transferring export described LVDS high speed cable to.
The 4th kind of possible implementation in conjunction with first aspect, in the 6th kind of possible implementation, described signal second processing unit specifically comprises: signal receiving unit is used for receiving described dc signal and the described high-speed differential signal that described LVDS high speed cable is exported; Signal second adapter unit is used for the processing of transferring of described dc signal and described high-speed differential signal; Signal output unit, described dc signal and described high-speed differential signal after being used for transferring export described microwave transport equipment to.
Second aspect, described microwave transport equipment method of supplying power to comprises: the dc signal to proximal device output carries out compound with high-speed differential signal and separates or transfer and reverse connecing processing, and exports the dc signal after the described processing and high-speed differential signal to microwave transport equipment.
In first kind of second aspect possible implementation, described dc signal and high-speed differential signal to proximal device output carries out compound and separating treatment, and the step that the dc signal after the described processing and high-speed differential signal export microwave transport equipment to specifically comprised: signal synthesis unit synthesizes composite signal with dc signal and the high-speed differential signal of proximal device output, and exports described composite signal to the LVDS high speed cable; Described LVDS high speed cable receives and exports described composite signal to signal separation unit; Described signal separation unit is separated into dc signal and high-speed differential signal with described composite signal, eliminate the interference signal on described dc signal and the described high-speed differential signal, export dc signal and the high-speed differential signal of eliminating after disturbing to microwave transport equipment.
In second kind of second aspect possible implementation, described dc signal and high-speed differential signal to proximal device output transferred and reversed and connect processing, and the step that the dc signal after the described processing and high-speed differential signal export microwave transport equipment to specifically comprised: dc signal and the high-speed differential signal of the output of signal first processing unit switching proximal device, and the described dc signal after will transferring and described high-speed differential signal export the LVDS high speed cable to; The two piece DC power supply cables of described LVDS high speed cable by special use receive and export described dc signal to signal second processing unit, and receive and export described high-speed differential signal to described signal second processing unit by other cables; Described signal second processing unit transfer described dc signal and the described high-speed differential signal of the output of described LVDS high speed cable, and the described dc signal after will transferring and described high-speed differential signal export microwave transport equipment to.
The third aspect, described signal processing apparatus is used for: the dc signal to proximal device output carries out compound with high-speed differential signal and separates or transfer and reverse connecing processing, and exports the dc signal after the described processing and high-speed differential signal to microwave transport equipment.
In first kind of the third aspect possible implementation, described signal processing apparatus specifically comprises signal synthesis unit, LVDS high speed cable and signal separation unit, wherein: described signal synthesis unit, be used for dc signal and the high-speed differential signal of proximal device output are synthesized composite signal, and export described composite signal to described LVDS high speed cable; Described LVDS high speed cable is used for reception and exports described composite signal to described signal separation unit; Described signal separation unit, be used for described composite signal is separated into dc signal and high-speed differential signal, and eliminate interference signal on described dc signal and the described high-speed differential signal, export dc signal and the high-speed differential signal of eliminating after disturbing to microwave transport equipment.
In second kind of the third aspect possible implementation, described signal processing apparatus specifically comprises signal first processing unit, LVDS high speed cable and signal second processing unit, wherein: described signal first processing unit, the dc signal and the high-speed differential signal that are used for the output of switching proximal device, and the described dc signal after will transferring and described high-speed differential signal export described LVDS high speed cable to; Described LVDS high speed cable is used for receiving and export described dc signal to described signal second processing unit by two DC power supply cables of special use, and receives and export described high-speed differential signal to described signal second processing unit by other cables; Described signal second processing unit is used for described dc signal and the described high-speed differential signal of the described LVDS high speed cable output of switching, and the described dc signal after will transferring and described high-speed differential signal export microwave transport equipment to.
The beneficial effect of the invention
Beneficial effect
The embodiment of the invention carries out compound to the dc signal of proximal device output with high-speed differential signal by signal processing apparatus and separates or transfer and reverse connecing processing, and the dc signal after will handling and high-speed differential signal export microwave transport equipment to, solved since prior art when powering to microwave transport equipment, need utilize special externally fed equipment and cable laying, cause the power supply difficulty, the problem that power supply cost and engineering cost are high makes power supply cost and engineering cost be reduced.
To brief description of drawings
Description of drawings
Fig. 1 is the structure chart of the microwave transport equipment electric power system that provides of first embodiment of the invention;
Fig. 2 is the structure chart of the microwave transport equipment electric power system that provides of second embodiment of the invention;
Fig. 3 (a), 3(b) be two kinds of high-speed cable schematic diagrames that the embodiment of the invention provides;
Fig. 4 is the application scenarios of the microwave transport equipment electric power system that provides of the embodiment of the invention;
Fig. 5 is the structure chart of the microwave transport equipment electric power system that provides of third embodiment of the invention;
Fig. 6 is the realization flow figure of the microwave transport equipment method of supplying power to that provides of fourth embodiment of the invention;
Fig. 7 is the structure chart of the signal processing apparatus that provides of fifth embodiment of the invention.
Inventive embodiments
Embodiments of the present invention
In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the present invention, and be not used in restriction the present invention.
The embodiment of the invention is passed through signal processing apparatus, dc signal and the high-speed differential signal of proximal device output are handled, and the dc signal after will handling and high-speed differential signal export microwave transport equipment to, realized the function of supplying power to this microwave transport equipment, and saved the laying of externally fed equipment and cable etc., reduced power supply cost and engineering cost.
Below in conjunction with specific embodiment specific implementation of the present invention is described in detail:
Embodiment one:
Fig. 1 shows the structure of the microwave transport equipment electric power system that first embodiment of the invention provides, and for convenience of explanation, only shows the part relevant with the embodiment of the invention.
This microwave transport equipment electric power system comprises proximal device 11, and the microwave transport equipment 13 of communicating by letter with this proximal device, also comprise signal processing apparatus 12, wherein this proximal device 11 is RRU or BBU, and can finish data communication by the microwave horizon communication between RRU and the BBU:
This signal processing apparatus 12, be used for the dc signal of this proximal device 11 outputs is carried out compound with high-speed differential signal and separate or transfer and reverse connecing processing, and the dc signal after will handling and high-speed differential signal export this microwave transport equipment 13 to.
In embodiments of the present invention, dc signal and high-speed differential signal that this signal processing apparatus 12 receives from proximal device 11 outputs, dc signal and high-speed differential signal can be carried out Combined Processing to generate one tunnel composite signal, then this composite signal is exported in the signalling of microwave equipment correspondence by the LVDS high speed cable, by signalling this composite signal is carried out separating treatment, to generate independently two paths of signals, be dc signal and high-speed differential signal, further eliminate this dc signal to the interference of high-speed differential signal, eliminate this high-speed differential signal to interference of this dc signal etc., will separate, dc signal and the high-speed differential signal eliminated after disturbing are transported in the microwave transport equipment 13.In addition, the processing of dc signal and high-speed differential signal can also being transferred of this signal processing apparatus 12, to realize the functions such as interference elimination between signal impedance coupling, signal, this dc signal after will transferring then and high-speed differential signal export in the signalling of microwave equipment correspondence by the LVDS high speed cable, this dc signal and high-speed differential signal by signalling is transferred again and received are transported to dc signal and high-speed differential signal after handling in the microwave transport equipment 13.Final microwave transport equipment 13 receives dc signal and high-speed differential signal, realized the function of self being powered by this dc signal, need extra power supply unit and power cable in the existing power supply technique thereby solved, cause the high problem of power supply cost and engineering cost.
Embodiment two:
Fig. 2 shows the structure of the microwave transport equipment electric power system that second embodiment of the invention provides, present embodiment specifies structure and the function of signal processing apparatus based on above-described embodiment one, for convenience of explanation, only show the part relevant with the embodiment of the invention.
Signal processing apparatus in this microwave transport equipment electric power system specifically comprises signal synthesis unit 21, LVDS high speed cable 22 and signal separation unit 23, wherein:
This signal synthesis unit 21 specifically comprises:
In embodiments of the present invention, signal receiving unit 211 or title input plug-in unit receive dc signal and the high-speed differential signal from RRU or BBU, signal synthon unit 212 will be from the dc signal of input plug-in unit and high-speed differential signal by technology such as existing signal composition operations with synthetic one tunnel composite signal, by signal synthon unit 212 or claim the output plug-in unit to output to LVDS high speed cable 22.At this moment, input plug-in unit and output plug-in unit have impedance matching function, and electrostatic-proof function has good shielding and insulation property between the plug-in unit pin.
LVDS high speed cable 22 is used for receiving and exporting this composite signal to this signal separation unit.
In embodiments of the present invention, this composite signal is transmitted by Tx-, Tx+, Rx+, the Rx-interface of LVDS high speed cable 22.Be depicted as the high-speed cable schematic diagram that uses in the embodiment of the invention as Fig. 3 (a), the cable that use this moment is 6, do not need to increase special-purpose direct current transmission line in this LVDS high speed cable, dc signal and high-speed differential signal transmit at same transmission cable, also namely not needing increases the dc signal dedicated pin, and cost is relatively low.
This signal separation unit 23 specifically comprises:
In embodiments of the present invention, signal receiving unit 231 or title input plug-in unit receive the composite signal from LVDS high speed cable 22, signal segregant unit 232 is separated into high-speed differential signal and dc signal (concrete signal separation techniques is not done restriction) with this composite signal, and eliminate dc signals to the interference to dc signal of the interference of high-speed differential signal and high-speed differential signal through interference cancellation unit 233, form the high-speed differential signal and the dc signal that do not have interference, and will be separated by signal output unit 234 or title output plug-in unit, high-speed differential signal and the dc signal eliminated after disturbing are transported to microwave transport equipment, this input plug-in unit, the output plug-in unit has impedance matching function, electrostatic-proof function has good shielding and insulation property between the plug-in unit pin.
Be RRU, BBU with this proximal device, and to finish data communication by the microwave horizon communication between RRU and the BBU be example, be illustrated in figure 4 as the application scenarios based on the high speed cable remote electric power system.Need to prove that the voltage of high speed cable remote power feeding determines with the ability of cable insulation shielding that according to actual needs the electric current of power supply is determined according to the needs of remote end module and the through-current capability of cable.And the distance of high speed cable power supply mainly is subject to the transmission range of high speed signal, by increasing the line footpath, improves the distance that voltage just can increase power supply confession far away.
In embodiments of the present invention, by signal synthesis unit 21, LVDS high speed cable 22 and signal separation unit 23, make that microwave transport equipment can be with the dc signal that receives as the power supply signal, realized the communication in proximal device, externally fed equipment and the cable laying of microwave equipment have been saved, solve microwave transport equipment power supply difficult problem, reduced power supply cost and the engineering cost of microwave transport equipment.Signal synthesis unit 21, signal separation unit 23 not only can be used as independent device in the embodiment of the invention, signal synthesis unit 21 can also be integrated in the proximal device, signal separation unit 23 is integrated in the microwave transport equipment, with further reduction system cost, does not do restriction at this.
Embodiment three:
Fig. 5 shows the structure of the microwave transport equipment electric power system that third embodiment of the invention provides, present embodiment specifies structure and the function of signal processing apparatus based on above-described embodiment one, for convenience of explanation, only show the part relevant with the embodiment of the invention.
Signal processing apparatus in this microwave transport equipment electric power system specifically comprises signal first processing unit 51, LVDS high speed cable 52 and signal second processing unit 53, wherein:
Signal first processing unit 51 is used for dc signal and the high-speed differential signal of the output of switching proximal device, and this dc signal after will transferring and this high-speed differential signal export this LVDS high speed cable to.
This signal first processing unit 51 specifically comprises:
Signal receiving unit 511 is used for receiving dc signal and the high-speed differential signal that this proximal device is exported;
Signal first adapter unit 512 is used for the processing of transferring of this dc signal and this high-speed differential signal; And
In embodiments of the present invention, signal receiving unit 511 or title input plug-in unit receive dc signal and the high-speed differential signal from RRU or BBU, signal first adapter unit 512 will be from input plug-in unit dc signal and high-speed differential signal switching, to realize the purpose of impedance matching, function such as anti-interference, by signal output unit 513 or claim output inserter to output to transmission in the LVDS high speed cable 52.Input plug-in unit and output inserter all have impedance matching function, and electrostatic-proof function has good shielding and insulation property between the plug-in unit pin.
LVDS high speed cable 52 is used for two DC power supply cables by special use and receives and export this dc signal to this signal second processing unit, and receives and export this high-speed differential signal to this signal second processing unit by other cables.
In embodiments of the present invention, high-speed differential signal passes through the Tx-of LVDS high speed cable 52, Tx+, and Rx+ or Rx-transmit.Be depicted as the high-speed cable schematic diagram that uses in the embodiment of the invention as Fig. 3 (b); the cable that use this moment is 8; inner two cables that increase are special-purpose dc signal transmission line; and carried out shielding protection work between dc signal and the high-speed differential signal, and need the connector at these LVDS high speed cable two ends to increase the dedicated pin of dc signal.Dc signal in this LVDS high speed cable is little to the interference of high-speed differential signal, and the direct current supply ability can be accomplished relatively very big.In the embodiment of the invention DC power supply pin arrange that to disturb minimum with dc signal and high-speed differential signal be principle, take into account the consideration that whether is conducive to the engineering practice aspect, do not do restriction at this.
Signal second processing unit 53 is used for this dc signal and this high-speed differential signal of this LVDS high speed cable output of switching, and this dc signal after will transferring and this high-speed differential signal export this microwave transport equipment to.
This signal second processing unit 53 specifically comprises:
Signal receiving unit 531 is used for receiving this dc signal and this high-speed differential signal that this LVDS high speed cable is exported;
Signal second adapter unit 532 is used for the processing of transferring of this dc signal and this high-speed differential signal; And
In embodiments of the present invention, signal receiving unit 531 or title input plug-in unit receive dc signal and the high-speed differential signal from the output of LVDS high speed cable 52, signal second adapter unit 532 switching high-speed differential signal and dc signals, and high-speed differential signal and dc signal be transported to signal output unit 533 or claim the output plug-in unit, the output plug-in unit is transported to microwave transport equipment with high-speed differential signal and dc signal.Wherein, this switching is handled operation and is not limited to technological means such as concrete switching and realizes impedance matching, function such as anti-interference, and this input, output plug-in unit have impedance matching function, and electrostatic-proof function has good shielding and insulation property between the plug-in unit pin.
In embodiments of the present invention, this signal first processing unit 51, signal second processing unit 53 not only can be used as independent device, signal first processing unit 51 can also be integrated in the proximal device, signal second processing unit 53 is integrated in the microwave transport equipment, with further reduction system cost, do not do restriction at this.And mainly pass through in the LVDS high-speed cable, to increase special-purpose dc signal transmission line by the microwave transport equipment electric power system that the embodiment of the invention provides, transfer in the corresponding microwave transport equipment with the dc signal with proximal device, to carry out remote power feeding, purposes such as reduction microwave transport equipment remote power feeding cost have been reached equally.
Embodiment four:
Fig. 6 shows the realization flow of the microwave transport equipment method of supplying power to that fourth embodiment of the invention provides, the method for supplying power to that the embodiment of the invention mainly realizes based on microwave transport equipment electric power system in above-described embodiment, and details are as follows:
In step S601, the dc signal of proximal device output is carried out compound with high-speed differential signal and separate or transfer and reverse connecing processing, and the dc signal after will handling and high-speed differential signal export microwave transport equipment to.
Particularly, if dc signal and the high-speed differential signal of proximal device output carried out compound and separating treatment, then step S601 specifically may further comprise the steps:
Signal synthesis unit synthesizes composite signal with dc signal and the high-speed differential signal of proximal device output, and exports this composite signal to the LVDS high speed cable;
This LVDS high speed cable receives and exports this composite signal to signal separation unit;
This signal separation unit is separated into dc signal and high-speed differential signal with this composite signal, eliminate the interference signal on this dc signal and this high-speed differential signal, export dc signal and the high-speed differential signal of eliminating after disturbing to microwave transport equipment.
In specific implementation process, the input plug-in unit of signal synthesis unit receives dc signal and the high-speed differential signal from RRU or BBU, with this dc signal and synthetic one tunnel composite signal of high-speed differential signal, output plug-in unit by signal synthesis unit outputs to the LVDS high speed cable, the input plug-in unit of signal separation unit receives the composite signal from the output of LVDS high speed cable, separate and obtain high-speed differential signal and dc signal, and the interference cancellation module through presetting, eliminate dc signal to the interference to dc signal of the interference of high-speed differential signal and high-speed differential signal, and will separate, high-speed differential signal and the dc signal eliminated after disturbing are transported to microwave transport equipment through the output plug-in unit, thereby, this microwave transport equipment can be powered to self according to the dc signal that receives, and does not need to use other externally fed equipment.
Particularly, connect processing if the dc signal of proximal device output and high-speed differential signal transferred and reverse, then step S601 specifically may further comprise the steps:
Dc signal and the high-speed differential signal of the output of signal first processing unit switching proximal device, and this dc signal after will transferring and this high-speed differential signal export the LVDS high speed cable to;
The two piece DC power supply cables of this LVDS high speed cable by special use receive and export this dc signal to signal second processing unit, and receive and export this high-speed differential signal to this signal second processing unit by other cables;
This signal second processing unit transfer this dc signal and this high-speed differential signal of the output of this LVDS high speed cable, and this dc signal after will transferring and this high-speed differential signal export microwave transport equipment to.
In specific implementation process, the input plug-in unit of signal first processing unit receives dc signal and the high-speed differential signal from RRU or BBU, will be from the switching of input plug-in unit dc signal and high-speed differential signal, the output inserter by correspondence outputs in the LVDS high speed cable and transmits.The input plug-in unit of signal second processing unit receives the signal from this LVDS high speed cable output, and transfer this high-speed differential signal and dc signal, and high-speed differential signal and dc signal are transported to the output inserter of signal second processing unit, final output inserter is transported to microwave transport equipment with high-speed differential signal and dc signal, thereby, this microwave transport equipment can be powered to self according to the dc signal that receives, and does not need to use other externally fed equipment.
The embodiment of the invention provides a kind of microwave transport equipment method of supplying power to, carry out compound with high-speed differential signal and separate or transfer and reverse connecing processing by the dc signal to proximal device output, and the dc signal after will handling and high-speed differential signal export microwave transport equipment to, realize the purpose to the microwave transport equipment power supply, and made power supply cost and engineering cost be reduced.
Embodiment five:
Fig. 7 shows the structure that the present invention the 5th executes the signal processing apparatus that example provides, and for convenience of explanation, only shows the part relevant with the embodiment of the invention.
This signal processing apparatus 71 is used for the dc signal of proximal device output is carried out compound with high-speed differential signal and separate or transfer and reverse connecing processing, and the dc signal after will handling and high-speed differential signal export microwave transport equipment to.
In embodiments of the present invention, this signal processing apparatus 71, this proximal device and this microwave transport equipment are corresponding one by one with the signal processing apparatus described in above-described embodiment, proximal device and microwave transport equipment respectively, do not repeat them here.
Wherein, this signal processing apparatus 71 can comprise signal synthesis unit 711, LVDS high speed cable 712 and signal separation unit 713, wherein:
This signal synthesis unit 711 is used for dc signal and the high-speed differential signal of proximal device output are synthesized composite signal, and exports this composite signal to this LVDS high speed cable 712;
This LVDS high speed cable 712 is used for receiving and exporting described composite signal to this signal separation unit 713; And
This signal separation unit 713, be used for this composite signal is separated into dc signal and high-speed differential signal, and eliminate interference signal on this dc signal and this high-speed differential signal, export dc signal and the high-speed differential signal of eliminating after disturbing to microwave transport equipment.
In addition, this signal processing apparatus 71 also comprises signal first processing unit, LVDS high speed cable and signal second processing unit, wherein:
This signal first processing unit is used for dc signal and the high-speed differential signal of the output of switching proximal device, and this dc signal after will transferring and described high-speed differential signal export this LVDS high speed cable to;
This LVDS high speed cable is used for two DC power supply cables by special use and receives and export this dc signal to this signal second processing unit, and receives and export this high-speed differential signal to this signal second processing unit by other cables; And
This signal second processing unit is used for this dc signal and this high-speed differential signal of this LVDS high speed cable output of switching, and this dc signal after will transferring and this high-speed differential signal export microwave transport equipment to.
In embodiments of the present invention, this signal synthesis unit 711, LVDS high speed cable 712 and signal separation unit 713 are corresponding one by one with the signal synthesis unit 21 described in above-described embodiment two, LVDS high speed cable 22 and signal separation unit 23 respectively, this signal first processing unit, LVDS high speed cable and signal second processing unit are corresponding one by one with signal first processing unit 51, LVDS high speed cable 52 and signal second processing unit 53 described in above-described embodiment three respectively, do not repeat them here.
The embodiment of the invention is handled dc signal and the high-speed differential signal of proximal device output by this signal processing apparatus, and the dc signal after will handling and high-speed differential signal export microwave transport equipment to, realized function that microwave transport equipment self is powered, need extra power supply unit and power cable in the existing power supply technique thereby solved, cause the high problem of power supply cost and engineering cost.
One of ordinary skill in the art will appreciate that all or part of step that realizes in above-described embodiment method is to instruct relevant hardware to finish by program, the program of being somebody's turn to do can be stored in the computer read/write memory medium, the storage medium that is somebody's turn to do is as ROM/RAM, disk, CD etc.
After the embodiment of the invention is handled the dc signal of BBU or RRU output and high-speed differential signal by signal processing apparatus, transfer in the corresponding microwave transport equipment through high speed cable, solved microwave transport equipment power supply difficulty, the problem that power supply cost and engineering cost are high, save existing external equipment and the corresponding cable that microwave transport equipment is powered, reduced the power supply cost of microwave transport equipment and engineering cost etc.
The above only is preferred embodiment of the present invention, not in order to limiting the present invention, all any modifications of doing within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (13)
1. a microwave transport equipment electric power system comprises proximal device, and the microwave transport equipment of communicating by letter with described proximal device, it is characterized in that described system also comprises signal processing apparatus:
Described signal processing apparatus, be used for the dc signal of described proximal device output is carried out compound with high-speed differential signal and separate or transfer and reverse connecing processing, and export the dc signal after the described processing and high-speed differential signal to described microwave transport equipment.
2. the system as claimed in claim 1 is characterized in that, described signal processing apparatus specifically comprises signal synthesis unit, LVDS high speed cable and signal separation unit, wherein:
Described signal synthesis unit is used for dc signal and the high-speed differential signal of described proximal device output are synthesized composite signal, and exports described composite signal to described LVDS high speed cable;
Described LVDS high speed cable is used for reception and exports described composite signal to described signal separation unit; And
Described signal separation unit, be used for described composite signal is separated into dc signal and high-speed differential signal, and eliminate interference signal on described dc signal and the described high-speed differential signal, export dc signal and the high-speed differential signal of eliminating after disturbing to described microwave transport equipment.
3. system as claimed in claim 2 is characterized in that, described signal synthesis unit specifically comprises:
Signal receiving unit is used for receiving dc signal and the high-speed differential signal that described proximal device is exported;
Signal synthon unit is used for described dc signal and described high-speed differential signal are synthesized composite signal; And
Signal output unit is used for exporting described composite signal to described LVDS high speed cable.
4. system as claimed in claim 2 is characterized in that, described signal separation unit specifically comprises:
Signal receiving unit is used for receiving the described composite signal that described LVDS high speed cable is exported;
Signal segregant unit is used for described composite signal is separated into dc signal and high-speed differential signal;
Interference cancellation unit is used for eliminating the interference signal on described dc signal and the described high-speed differential signal; And
Signal output unit, the dc signal and the high-speed differential signal that are used for will eliminating after disturbing export described microwave transport equipment to.
5. the system as claimed in claim 1 is characterized in that, described signal processing apparatus specifically comprises signal first processing unit, LVDS high speed cable and signal second processing unit, wherein:
Described signal first processing unit is used for dc signal and the high-speed differential signal of the described proximal device output of switching, and the described dc signal after will transferring and described high-speed differential signal export described LVDS high speed cable to;
Described LVDS high speed cable is used for receiving and export described dc signal to described signal second processing unit by two DC power supply cables of special use, and receives and export described high-speed differential signal to described signal second processing unit by other cables; And
Described signal second processing unit is used for described dc signal and the described high-speed differential signal of the described LVDS high speed cable output of switching, and the described dc signal after will transferring and described high-speed differential signal export described microwave transport equipment to.
6. system as claimed in claim 5 is characterized in that, described signal first processing unit specifically comprises:
Signal receiving unit is used for receiving dc signal and the high-speed differential signal that described proximal device is exported;
Signal first adapter unit is used for the processing of transferring of described dc signal and described high-speed differential signal; And
Signal output unit, described dc signal and described high-speed differential signal after being used for transferring export described LVDS high speed cable to.
7. system as claimed in claim 5 is characterized in that, described signal second processing unit specifically comprises:
Signal receiving unit is used for receiving described dc signal and the described high-speed differential signal that described LVDS high speed cable is exported;
Signal second adapter unit is used for the processing of transferring of described dc signal and described high-speed differential signal; And
Signal output unit, described dc signal and described high-speed differential signal after being used for transferring export described microwave transport equipment to.
8. the method for supplying power to based on the described microwave transport equipment electric power system of claim 1 is characterized in that, described method comprises:
Dc signal to proximal device output carries out compound with high-speed differential signal and separates or transfer and reverse connecing processing, and exports the dc signal after the described processing and high-speed differential signal to microwave transport equipment.
9. method as claimed in claim 8, it is characterized in that, described dc signal and high-speed differential signal to proximal device output carries out compound and separating treatment, and the step that the dc signal after the described processing and high-speed differential signal export microwave transport equipment to is specifically comprised:
Signal synthesis unit synthesizes composite signal with dc signal and the high-speed differential signal of proximal device output, and exports described composite signal to the LVDS high speed cable;
Described LVDS high speed cable receives and exports described composite signal to signal separation unit;
Described signal separation unit is separated into dc signal and high-speed differential signal with described composite signal, eliminate the interference signal on described dc signal and the described high-speed differential signal, export dc signal and the high-speed differential signal of eliminating after disturbing to microwave transport equipment.
10. method as claimed in claim 8, it is characterized in that, described dc signal and high-speed differential signal to proximal device output transferred and reversed and connect processing, and the step that the dc signal after the described processing and high-speed differential signal export microwave transport equipment to is specifically comprised:
Dc signal and the high-speed differential signal of the output of signal first processing unit switching proximal device, and the described dc signal after will transferring and described high-speed differential signal export the LVDS high speed cable to;
The two piece DC power supply cables of described LVDS high speed cable by special use receive and export described dc signal to signal second processing unit, and receive and export described high-speed differential signal to described signal second processing unit by other cables; And
Described signal second processing unit transfer described dc signal and the described high-speed differential signal of the output of described LVDS high speed cable, and the described dc signal after will transferring and described high-speed differential signal export microwave transport equipment to.
11. a signal processing apparatus is characterized in that, described signal processing apparatus is used for:
Dc signal to proximal device output carries out compound with high-speed differential signal and separates or transfer and reverse connecing processing, and exports the dc signal after the described processing and high-speed differential signal to microwave transport equipment.
12. signal processing apparatus as claimed in claim 11 is characterized in that, described signal processing apparatus specifically comprises signal synthesis unit, LVDS high speed cable and signal separation unit, wherein:
Described signal synthesis unit is used for dc signal and the high-speed differential signal of proximal device output are synthesized composite signal, and exports described composite signal to described LVDS high speed cable;
Described LVDS high speed cable is used for reception and exports described composite signal to described signal separation unit; And
Described signal separation unit, be used for described composite signal is separated into dc signal and high-speed differential signal, and eliminate interference signal on described dc signal and the described high-speed differential signal, export dc signal and the high-speed differential signal of eliminating after disturbing to microwave transport equipment.
13. signal processing apparatus as claimed in claim 11 is characterized in that, described signal processing apparatus specifically comprises signal first processing unit, LVDS high speed cable and signal second processing unit, wherein:
Described signal first processing unit is used for dc signal and the high-speed differential signal of the output of switching proximal device, and the described dc signal after will transferring and described high-speed differential signal export described LVDS high speed cable to;
Described LVDS high speed cable is used for receiving and export described dc signal to described signal second processing unit by two DC power supply cables of special use, and receives and export described high-speed differential signal to described signal second processing unit by other cables; And
Described signal second processing unit is used for described dc signal and the described high-speed differential signal of the described LVDS high speed cable output of switching, and the described dc signal after will transferring and described high-speed differential signal export microwave transport equipment to.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2012/081549 WO2014043852A1 (en) | 2012-09-18 | 2012-09-18 | Power supply system and method for microwave transmission device, and signal processing apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103270720A true CN103270720A (en) | 2013-08-28 |
| CN103270720B CN103270720B (en) | 2016-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201280002145.4A Active CN103270720B (en) | 2012-09-18 | 2012-09-18 | A kind of microwave transport equipment electric power system and method, signal processing apparatus |
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| Country | Link |
|---|---|
| CN (1) | CN103270720B (en) |
| WO (1) | WO2014043852A1 (en) |
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Also Published As
| Publication number | Publication date |
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| WO2014043852A1 (en) | 2014-03-27 |
| CN103270720B (en) | 2016-03-09 |
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