CN201114645Y - Device for remote dispatching of cellular cell carrier resources - Google Patents
Device for remote dispatching of cellular cell carrier resources Download PDFInfo
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- CN201114645Y CN201114645Y CNU2007200453755U CN200720045375U CN201114645Y CN 201114645 Y CN201114645 Y CN 201114645Y CN U2007200453755 U CNU2007200453755 U CN U2007200453755U CN 200720045375 U CN200720045375 U CN 200720045375U CN 201114645 Y CN201114645 Y CN 201114645Y
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Abstract
The utility model relates to a device for realizing remote carrier wave resources scheduling of cellular community, which schedules the carrier wave resources of a cellular community A and a cellular community B and consists of a coupler (1), a repeater (2), a second coupler (3), a user amount detecting module (4), a second user amount detecting module (5), a main control unit (6), a donor port and a retransmission port. A radio frequency signal terminal of the cellular community A is connected with the donor port of the device to enter the coupler (1); a direct coupling output terminal of the coupler (1) is connected with the repeater (2), and an output terminal of the repeater (2) is connected with the second coupler (3); an output of the second coupler (3) is the retransmission port of the device; the radio frequency signal of the cellular community A goes through the coupler (1) and then passes through the repeater (2); the retransmission port of the second coupler (3) is connected with a retransmission antenna to carry out the auxiliary coverage to the cellular community B.
Description
Technical field
The utility model relates to the field of mobile communication of TDMA standard, especially a kind of implement device of remote scheduling cellular cell carrier resource.
Background technology
Along with the expansion of mobile network's scale, the network optimization is just becoming the focus of mobile communication carrier, and the network optimization also is simultaneously the manufacturing important focus of communication.The core content of network optimization work is a utilance of actively having brought into play conventional network resources, has reduced the maintenance cost of network effectively, has improved client's satisfaction and operation benefits.And along with the lifting of customer volume, telephone traffic is also in rapid increase, and this has caused certain influence to original network planning.Different sectors, some identical base station, perhaps all there is the traffic unbalanced phenomena in the different base station distinct coverage region; The part base station is the traffic peak that satisfies certain period, has disposed higher carrier resource, but free time most of the time at ordinary times caused the not high phenomenon of carrier resource waste, utilance, the carrier resource utilance also has bigger room for promotion.For the high traffic problem in some sub-district in the existing network, take the dilatation measure to solve usually in addition.Yet also be subjected to the restriction of some primary condition, possible cabinet space deficiency, also possible because transmission is not enough finally can't normally smooth dilatation.
The CN03801318.5 base station apparatus and the sector control method of Matsushita Electric Industries comprise: be a plurality of antennas that the sector provides, be used for sending signal to the mobile radio station of described sector, and receive the signal from mobile radio station in the described sector; Be a plurality of signal processings that described sector provides, be used for that described signal is carried out transmission/reception and handle; The test section, it detects the traffic for the transmission/reception of each described sector between described mobile radio station and described antenna; And sector control section, when the traffic of described detection is equal to or greater than certain value, by changing the corresponding relation between described mobile radio station and described antenna, perhaps by changing the corresponding relation between described antenna and described signal processing, the sector control part described traffic of assigning to distribute.
A kind of method of mobile communication of the CN01820825.8 of Nokia dynamic channel assignment method and system and system, comprise at least one base station (BTS) that limits a sub-district, with the mobile radio station in the scope of described sub-district, described mobile radio station on radio channel with described base station communication, described method is collected interfere information from the channel that has used the sub-district of communication network neutralizes at least one neighbor cell, collect the information relevant with the traffic load of described sub-district, described method is characterised in that the level value that also comprises the definite information that will transmit in the sub-district, according to interfere information and the traffic load collected, form the parameter value of the channel of sub-district, parameter value the channel allocation of the sub-district of corresponding described definite level value give the described information that will transmit.In described method, for having the connection allocated channel of certain service quality between mobile radio station in the basic time slot network synchronized with each other and the base station.Interfere information (202-204) is collected from the connection used by system, about the information (205) of the traffic load of network, determines the level value (206) of the information that will transmit, forms the parameter value (201) of the channel of sub-district, and distributes this channel (200,201).
CN101005683A real-time GSM community user quantity measuring method is set in each branch road on the carrier wave that needs to detect; Carrier wave is transformed into intermediate frequency, each carrier wave business monitoring module is done the filtering of radio frequency sound table, low noise amplification, Frequency mixing processing, intermediate frequency amplification to the radiofrequency signal of input, and then carry out narrow-band filtering with the intermediate frequency Surface Acoustic Wave Filter and extract the some carrier waves that will monitor, enter wave detector again and carry out detection; The low frequency envelope signal that wave detector generates produces low-frequency pulse through comparator, and this low-frequency pulse is sent into the single-chip microcomputer counting, and the pulse number by in accumulative total one-period or the frame structure detects the number of users that this carrier wave is carried in this frame.
General network optimization equipment does not then have the customer volume measuring ability.The utility model proposes a kind of implement device of remote scheduling cellular cell carrier resource, it is independent of network master, the customer volume of can self adaptation regulating different districts, improved mobile network's resource utilization, reduce the maintenance cost of network effectively, improved the operation benefits of operator.
Summary of the invention
The purpose of this utility model is: the implement device that proposes a kind of remote scheduling cellular cell carrier resource, based on this device, the customer volume of can self adaptation regulating two different districts, improved mobile network's resource utilization, reduce the maintenance cost of network effectively, improved the operation benefits of operator.
The purpose of this utility model is achieved in that the implement device of remote scheduling cellular cell carrier resource, constitute by coupler 1, repeater 2, second coupler 3, customer volume detection module 4, the second customer volume detection module 5, main control unit 6, the radiofrequency signal of honeycomb A sub-district is after alms giver's port advances coupler 1, the direct coupling output termination repeater 2 of coupler 1, output termination second coupler 3, the second couplers 3 of repeater 2 are output as the repeating transmission port of this device; The coupling port of coupler 1 also connects customer volume detection module 4, to detect the customer volume of cellular cell on alms giver's port; The coupling port of second coupler 3 connects customer volume detection module 5, to detect the customer volume of honeycomb B sub-district on alms giver's port; The radiofrequency signal of honeycomb A sub-district connects retransmitting antenna at the repeating transmission port through repeater 2, the second couplers 3 covering is assisted in honeycomb B sub-district behind coupler 1;
Be online user's amount that customer volume detection module 4 detects honeycomb A sub-district, customer volume detection module 5 detects online user's amount of honeycomb B sub-district, and main control unit 6 is gathered the detected user's value of these two detection modules, as the foundation of adaptive equalization control; Be provided with two threshold values in main control unit 6, be respectively adaptive equalization and start to control threshold values and adaptive equalization convergence threshold values, these two threshold values can be fixed according to actual user's amount situation of concrete cellular cell, can be arranged to 0.25erl/ line and 0.05erl/ line respectively usually; When the detected value sum of two customer volume detection modules is started to control threshold values greater than adaptive equalization, and the detected value of family amount detection module 4 is less than the detected value of customer volume detection module 5, and this device enters the adaptive equalization operating state; After entering the adaptive equalization operating state, main control unit 6 is provided with repeater 2 and is opening state, realizes the auxiliary covering of A cell signal to the B sub-district; After entering the adaptive equalization operating state, main control unit calculates the difference of two cell users, compare with default adaptive equalization convergence threshold values, restrain threshold values as optimization target values with adaptive equalization, by regulating the gain of repeater 2, realize that two cell users differences reach dynamic equilibrium at adaptive equalization convergence threshold values place; Realize the auxiliary covering of honeycomb A sub-district to honeycomb B sub-district, promptly honeycomb A cell signal is arrived honeycomb B sub-district by remote scheduling; Customer volume as the B sub-district begins to increase and surpass the A sub-district, main control unit can progressively reduce the gain (adjusting range that 30dB is arranged usually) of repeater 2, gain when repeater 2 drops to the minimum value place, and the customer volume of 2 sub-districts is still greater than the customer volume of 1 sub-district, then main control unit is closed repeater 2, this moment, device withdrawed from the adaptive equalization state, and two cellular cells return to original state that covers separately.
Honeycomb A cell signal can be assisted covering to honeycomb B sub-district, and promptly unidirectional remote resource scheduling utilizes two these devices can realize the bidirectional remote scheduling.According to the needs of real network, can there be multiple choices repeater 2, can be optical-fiber type repeater, wireless frequency selecting type repeater, shift frequency type repeater or the like.
The coupling port of the utility model device coupler 1 connects customer volume detection module 4, to detect the customer volume of cellular cell on alms giver's port; The coupling port of second coupler 3 connects customer volume detection module 5, to detect the customer volume of honeycomb B sub-district on alms giver's port; The radiofrequency signal of honeycomb A sub-district is behind coupler 1, and through repeater 2, the repeating transmission port of coupler 3 can connect retransmitting antenna covering is assisted in honeycomb B sub-district.
Advantage of the present utility model is: customer volume that 1, can two sub-districts of adaptive equalization, improve the mobile network resource utilance; 2, detect based on customer volume, equipment need not human intervention, fully intelligence; 3, be independent of mobile network's main equipment, can realize the automatic remote scheduling of cell signals; 4, circuit is simple, and cost is low, is convenient to realize.
Description of drawings
Fig. 1 is a theory diagram of the present utility model, Fig. 2 be the customer volume detection module theory diagram,
Fig. 3 be FB(flow block), Fig. 4 of adaptive control be the customer volume detection module the noise amplifier electrical schematic diagram,
Fig. 5 be radio-frequency filter circuit diagram, Fig. 6 of the described module of Fig. 4 be the described module of Fig. 4 mixer figure,
Fig. 7 be intermediate-frequency filter circuit diagram, Fig. 8 of the described module of Fig. 4 be amplifier (intermediate frequency amplifier) circuit diagram of the described module of Fig. 4, detector circuit figure that Fig. 9 is the described module of Fig. 4,
Figure 10 be the described module comparator circuit of Fig. 4 figure, Figure 11 be the described module of Fig. 4 frequency synthesizer circuit figure,
Figure 12 is that programmable logic device circuit diagram, Figure 13 of the described module of Fig. 4 is the A/D converter circuit figure of the described module of Fig. 4, the single-chip microcomputer electrical schematic diagram that Figure 14 is the described module of Fig. 4, the electrical schematic diagram that Figure 15 is main control unit.
Embodiment
Accompanying drawing discloses theory diagram of the present utility model, and the utility model will be further described below in conjunction with accompanying drawing, and as seen from Figure 1: it comprises coupler 1, repeater 2, coupler 3, customer volume detection module 4, customer volume detection module 5, main control unit 6.The implement device of remote scheduling cellular cell carrier resource, the radiofrequency signal of honeycomb A sub-district is after alms giver's port of this device advances coupler 1, its output termination repeater 2 that directly is coupled, the output termination coupler 3 of repeater 2, coupler 3 is output as the repeating transmission port of this device; The coupling port of coupler 1 connects customer volume detection module 4, to detect the customer volume of cellular cell on alms giver's port; The coupling port of coupler 3 connects customer volume detection module 5, to detect the customer volume of honeycomb B sub-district on alms giver's port; The radiofrequency signal of honeycomb A sub-district is behind coupler 1, and through repeater 2, the repeating transmission port of coupler 3 can connect retransmitting antenna covering is assisted in honeycomb B sub-district.
Customer volume detection module 4 detects online user's amount of honeycomb A sub-district, and customer volume detection module 5 detects online user's amount of honeycomb B sub-district, and main control unit 6 is gathered the detected user's value of these two detection modules, as the foundation of adaptive equalization control; Be provided with two threshold values in main control unit 6, be respectively adaptive equalization and start to control threshold values and adaptive equalization convergence threshold values, these two threshold values can be fixed according to actual user's amount situation of concrete cellular cell, can be arranged to 0.25erl/ line and 0.05erl/ line respectively usually; When the detected value sum of two customer volume detection modules is started to control threshold values greater than adaptive equalization, and the detected value of family amount detection module 4 is less than the detected value of customer volume detection module 5, and this device enters the adaptive equalization operating state; After entering the adaptive equalization operating state, main control unit 6 is provided with repeater 2 and is opening state, realizes the auxiliary covering of 1 cell signal to 2 sub-districts; After entering the adaptive equalization operating state, main control unit calculates the difference of two cell users, compare with default adaptive equalization convergence threshold values, restrain threshold values as optimization target values with adaptive equalization, by regulating the gain of repeater 2, realize that two cell users differences reach dynamic equilibrium at adaptive equalization convergence threshold values place;
Can realize the auxiliary covering of honeycomb A sub-district to honeycomb B sub-district automatically, promptly honeycomb A cell signal is arrived honeycomb B sub-district by remote scheduling; Customer volume as 2 sub-districts begins to increase and surpass 1 sub-district, main control unit can progressively reduce the gain (adjusting range that 30dB is arranged usually) of repeater 2, gain when repeater 2 drops to the minimum value place, and the customer volume of 2 sub-districts is still greater than the customer volume of 1 sub-district, then main control unit is closed repeater 2, this moment, device withdrawed from the adaptive equalization state, and two cellular cells return to original state that covers separately.Honeycomb A cell signal can be assisted covering to honeycomb B sub-district, and promptly unidirectional remote resource scheduling utilizes two these devices can realize the bidirectional remote scheduling.
According to the needs of real network, can there be multiple choices repeater 2, can be optical-fiber type repeater, wireless frequency selecting type repeater, shift frequency type repeater or the like.
Optional following device during concrete enforcement:
The coupler 1 and second coupler 3: can select the 30dB coupler for use, the IPP-3007 of Innovative Power Products company for example, repeater 2: wireless eight frequency selecting repeaters of RA/BA-1101AG2/B8 of optional A Erchuan company
Customer volume detection module or unit 12,22 theory diagrams are seen Fig. 3; Its circuit comprises noise amplifier, radio-frequency filter, frequency mixer, intermediate-frequency filter, amplifier, wave detector, comparator, frequency synthesizer, programmable logic device, A/D converter, single-chip microcomputer.Radiofrequency signal on the radio channel of cellular base stations is handled signal through low noise amplifier, radio-frequency filter, frequency mixer, intermediate-frequency filter and amplifier, and wherein amplifier output divides two-way, and one the tunnel enters wave detector carries out wave detector; The low frequency envelope signal that wave detector generates is through comparator, produce low-frequency pulse, this low-frequency pulse is sent into programmable logic device, the input that the output of frequency synthesizer connects frequency mixer provides local oscillation signal, the Single-chip Controlling port connects the frequency control terminal of frequency synthesizer, the parameter of finishing frequency synthesizer is provided with work, and programmable logic device also is provided with the port that output connects single-chip microcomputer; Another road output A/D converter, the digital signal of A/D converter is also sent into programmable logic device, other is provided with frequency synthesizer, the input that the output of frequency synthesizer connects frequency mixer provides local oscillation signal, the Single-chip Controlling port connects the frequency control terminal of frequency synthesizer, the parameter of finishing frequency synthesizer is provided with work, and programmable logic device output connects the port of single-chip microcomputer.
Low noise amplifier 1: the AG102 of optional WJ company; Radio-frequency filter 2: the B4217 of optional EPCOS company;
Frequency mixer 3: the CV110-1A of optional WJ company; Intermediate-frequency filter 4: the UE71.2 of optional SIPATSAW company;
Intermediate frequency amplifier 5: the AM1 of optional WJ company; Wave detector 6: the AD8313 of optional ADI company;
Comparator 7: the LM2904 of optional NS company; Frequency synthesizer 8: the PLL400-875 of optional Sirenza company;
Programmable logic device 9: the EP1C6Q240C8 of optional ALTERA company; A/D converter 10: the AD9288 of optional ADI company; Single-chip microcomputer 11: the MSP430F149 of optional TI company.
One playscript with stage directions device is realized unidirectional remote resource scheduling, utilizes two these devices can realize the bidirectional remote scheduling.Promptly being provided with two playscript with stage directions devices makes honeycomb A cell signal assist covering and honeycomb B cell signal that covering is assisted in honeycomb A sub-district to honeycomb B sub-district respectively.
Claims (3)
1, the implement device of remote scheduling cellular cell carrier resource, carrier resource scheduling to honeycomb A sub-district and honeycomb B sub-district, it is characterized in that by coupler (1), repeater (2), second coupler (3), customer volume detection module (4), the second customer volume detection module (5), main control unit (6), alms giver's port, the repeating transmission port constitutes, alms giver's port that the radiofrequency signal end of honeycomb A sub-district connects this device enters coupler (1), the direct coupling output termination repeater (2) of coupler (1), output termination second coupler (3) of repeater (2), second coupler (3) is output as the repeating transmission port of this device; The coupling port of coupler (1) connects customer volume detection module (4); The coupling port of second coupler (3) connects customer volume detection module (5); The radiofrequency signal of honeycomb A sub-district is behind coupler (1), and through repeater (2), the repeating transmission port of second coupler (3) connects retransmitting antenna covering is assisted in honeycomb B sub-district; Customer volume detection module (4) detects online user's amount of honeycomb A sub-district, and the second customer volume detection module (5) detects online user's amount of honeycomb B sub-district, and main control unit (6) is gathered the detected user's value of these two detection modules.
2, the implement device of remote scheduling cellular cell carrier resource according to claim 1 is characterized in that the needs according to real network, and repeater (2) are optical-fiber type repeater, wireless frequency selecting type repeater or shift frequency type repeater.
3, the implement device of remote scheduling cellular cell carrier resource according to claim 1, it is characterized in that the customer volume detection module comprises noise amplifier, radio-frequency filter, frequency mixer, intermediate-frequency filter, amplifier, wave detector, comparator, frequency synthesizer, programmable logic device, A/D converter, single-chip microcomputer, connecting radio-frequency filter, frequency mixer, intermediate-frequency filter and amplifier successively by low noise amplifier handles signal, wherein amplifier output divides two-way, and one the tunnel enters wave detector carries out wave detector; The low frequency envelope signal that wave detector generates is through comparator, produce low-frequency pulse, this low-frequency pulse is sent into programmable logic device, the input that the output of frequency synthesizer connects frequency mixer provides local oscillation signal, the Single-chip Controlling port connects the frequency control terminal of frequency synthesizer, the parameter of finishing frequency synthesizer is provided with work, and programmable logic device also is provided with the port that output connects single-chip microcomputer; Another road output A/D converter, the digital signal of A/D converter is also sent into programmable logic device, other is provided with frequency synthesizer, the input that the output of frequency synthesizer connects frequency mixer provides local oscillation signal, the Single-chip Controlling port connects the frequency control terminal of frequency synthesizer, the parameter of finishing frequency synthesizer is provided with work, and programmable logic device output connects the port of single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200453755U CN201114645Y (en) | 2007-08-28 | 2007-08-28 | Device for remote dispatching of cellular cell carrier resources |
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| Application Number | Priority Date | Filing Date | Title |
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| CNU2007200453755U CN201114645Y (en) | 2007-08-28 | 2007-08-28 | Device for remote dispatching of cellular cell carrier resources |
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| CN201114645Y true CN201114645Y (en) | 2008-09-10 |
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| CNU2007200453755U Expired - Fee Related CN201114645Y (en) | 2007-08-28 | 2007-08-28 | Device for remote dispatching of cellular cell carrier resources |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101384067B (en) * | 2008-10-17 | 2011-12-07 | 京信通信系统（中国）有限公司 | Carrier channel router |
| CN101420755B (en) * | 2008-10-17 | 2012-04-18 | 京信通信系统（中国）有限公司 | Carrier channel scheduling method and call traffic detection method |
-
2007
- 2007-08-28 CN CNU2007200453755U patent/CN201114645Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101384067B (en) * | 2008-10-17 | 2011-12-07 | 京信通信系统（中国）有限公司 | Carrier channel router |
| CN101420755B (en) * | 2008-10-17 | 2012-04-18 | 京信通信系统（中国）有限公司 | Carrier channel scheduling method and call traffic detection method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080910 Termination date: 20120828 |