CN201174773Y - Central monitored split type apparatus - Google Patents
Central monitored split type apparatus Download PDFInfo
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- CN201174773Y CN201174773Y CNU200820101919XU CN200820101919U CN201174773Y CN 201174773 Y CN201174773 Y CN 201174773Y CN U200820101919X U CNU200820101919X U CN U200820101919XU CN 200820101919 U CN200820101919 U CN 200820101919U CN 201174773 Y CN201174773 Y CN 201174773Y
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- end machine
- radio frequency
- remote termination
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Abstract
The utility model discloses a split device for centralized monitoring. The device comprises a near-end machine and a far-end machine, wherein a communication module is arranged inside the near-end machine and used for realizing communication between the device and a monitoring center; a data transmission module is respectively arranged inside the near-end machine and the far-end machine and used for realizing communication between the near-end machine and the far-end machine; and the near-end machine can obtain operating state information of the far-end machine through the data transmission module. Because the near-end machine is arranged on a position where strong signals from a base station can be received, the operating state information of the far-end machine can be transmitted to the near-end machine through the data transmission module, and then operating states of a radio frequency unit of the near-end machine and a radio frequency unit of the far-end machine are reported to the monitoring center through the communication module of the near-end machine; in a similar way, the communication module receives control information from the monitoring center, and the control information can be also transmitted to the far-end machine through the data transmission module and controls the radio frequency unit of the far-end machine, thereby centralized monitoring of the near-end machine and the far-end machine is realized. The split device for the centralized monitoring has strong practicality.
Description
Technical field
The utility model relates to a kind of mobile communication network device, specially refers to a kind of split type device that can centralized monitor.
Background technology
Today that mobile communication develops rapidly, adopt which kind of coverage mode all can have communication blind district, and for some remote districts and the few blind area of number of users, because infrastructure is complicated, it is too high to set up the base station cost, therefore need a kind of cost low, set up simple, and equipment with small base station function.Because the repeater can enlarge network coverage under the prerequisite that does not increase base station number, and its cost is well below the micro cellular system of effect same, so the repeater is to solve communication network to cover a kind of preferred version that extends.
The repeater mainly comprises wireless intra-frequency repeater, optical fiber repeater and frequency-shift repeater three classes.Wherein, wireless intra-frequency repeater is subjected to the restriction of information source and isolation, and along with the increase of base station density, the scope of using in the city is more and more littler; And optical fiber can not arrive in many places, adopts frequency-shift repeater just can overcome the above problems well in this case.And, utilize frequency-shift repeater the donor base station signal can be extended covering at a distance in the difficult occasion of fiber resource to obtain, solve the covering that is difficult for laying optical fiber and the seriously polluted area of pilot signal.
Because frequency-shift repeater has the unique technique advantage, so frequency-shift repeater is widely used at moving communicating field.As shown in Figure 1, existing frequency-shift repeater adopts split type monitor mode, and the split type monitoring of frequency-shift repeater is provided with Surveillance center unit 11, near-end machine 12, remote termination 131～13n.Near-end machine and remote termination are all directly controlled by Surveillance center, this monitor mode can realize the remote monitoring of equipment to a certain extent, but have following problem in actual use: 1, system will realize remote monitoring, owing to must a communication module be installed in each unit, the mobile phone card that needs a jack per station in each communication module, therefore except that the Surveillance center unit, every cover system all needs the mobile phone card of at least two jack per stations.2, because system adopts split type monitor mode, and the data of near-end machine and remote termination can't be shared, when Surveillance center's watch-dog parameter, need send instruction to a plurality of numbers, respectively proximal device and remote equipment are monitored, misoperation appears through regular meeting.3, remote termination is to be used for covering communication blind district usually, and the residing position of remote termination is weak signal area or blind area normally, and the communication module of remote termination is to receive the signal of transmitting from remote termination to communicate.When remote termination broke down, the communication module in the remote termination can't proper communication, and Surveillance center is just out of touch with this equipment, and Surveillance center just can't control and inquire about this equipment working state.
Therefore, need a kind of new split type device to solve the problems referred to above and defective.
The utility model content
For the shortcoming and defect that use mobile phone card is many, data can't be shared, misuse rate big and monitoring is not enough that overcomes existing frequency-shift repeater, the utility model provides a kind of split type device of centralized monitor, it increases data transmission module on the basis of existing frequency-shift repeater, between near-end machine and remote termination, set up data communication and realize data sharing, significantly reduce the usage quantity of mobile phone card, can also also greatly improve the reliability of communication in each unit of centralized monitor.
The technical scheme that its technical problem that solves the utility model adopts is:
A kind of split type device of centralized monitor, comprise a near-end machine and a remote termination, described near-end machine comprises a coupler, one communication module, one mobile phone card, one monitoring unit, one radio frequency unit, an one donor antenna mouth and a transmit antenna mouth, described remote termination comprises a transmit antenna mouth, one radio frequency unit, one monitoring unit and a user antenna mouth, its spy is being, the radio frequency unit of described near-end machine comprises two duplexers, be arranged between two duplexers by a gain attenuator, one frequency shifter, one filter, the down link that one power amplifier and a mixer constitute and be arranged between two duplexers by a gain attenuator, one frequency shifter, one filter, the up link that one low noise amplifier and a power splitter constitute, be provided with a constant-temperature crystal oscillator between the frequency shifter of described up link and the frequency shifter of described down link, one of two duplexer links to each other with the donor antenna mouth through coupler, another duplexer links to each other with the transmit antenna mouth, described communication module is connected with coupler, monitoring unit is connected with the mobile phone card with communication module, monitoring unit also links to each other described power splitter with radio frequency unit in the near-end machine, be provided with data transmission module between mixer and the constant-temperature crystal oscillator; The radio frequency unit of described remote termination includes two duplexers, be arranged between two duplexers by a power splitter, one low noise amplifier, one frequency shifter, one filter, the down link that one frequency-selector and a power amplifier constitute and be arranged between two duplexers by a low noise amplifier, one frequency shifter, one filter, the up link that one power amplifier and a mixer constitute, be provided with a constant-temperature crystal oscillator between the frequency shifter of described up link and the frequency shifter of described down link, one is connected with the transmit antenna mouth in the described duplexer, and another is connected with the user antenna mouth; Be provided with data transmission module between described power splitter, mixer and the constant-temperature crystal oscillator, described monitoring unit links to each other with radio frequency unit in the remote termination.
The monitoring unit of near-end machine described in the utility model is one to be used for receiving the communication instruction that comes from Surveillance center, and instruction analyzed, handles forms new instruction, to the monitoring unit or the output of near-end machine radio frequency unit of remote termination; Also receive simultaneously the device of issuing Surveillance center after transmitting and information analyzed, handles from the information of near-end machine radio frequency unit with by data transmission module.
The monitoring unit of remote termination described in the utility model is that a near-end machine monitoring unit that is used for receiving free data transmission module to transmit instructs, and the new instruction of formation is analyzed, handled in instruction, exports to the remote termination radio frequency unit; Also receive simultaneously information, and issue the device of near-end machine monitoring unit after information analyzed, handles from the remote termination radio frequency unit.
The beneficial effects of the utility model are, the split type device of a kind of centralized monitor of the present utility model, be on the basis of existing frequency-shift repeater, to increase data transmission module, between near-end machine and remote termination, set up data communication, realize data sharing, has following outstanding feature: only need 1 communication module and 1 mobile phone card to be installed, make things convenient for system management at the near-end machine; Because system only used 1 communication module and 1 mobile phone card, communication module is an interface unique between system and the Surveillance center, therefore only needs to send 1 instruction and just can finish adjustment and detection to the whole system parameter; Since the near-end machine all be mounted in can receive stronger from signal of base station, therefore the work state information of remote termination can be issued the near-end machine by data transmission module, again by the communication module of near-end machine nearly the operating state of terminal radio frequency unit and remote termination radio frequency unit report to Surveillance center; In like manner, communication module receives the control information from Surveillance center, also can issue remote termination by data transmission module, the remote termination radio frequency unit is controlled, thereby realization is to the centralized monitor of near-end machine and remote termination.The utlity model has very strong practicality.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is existing frequency-shift repeater monitor data transmission principle schematic diagram.
Fig. 2 is the utility model monitor data transmission principle schematic diagram.
Fig. 3 is the utility model near-end machine theory structure schematic diagram.
Fig. 4 is the utility model remote termination theory structure schematic diagram.
The critical piece symbol description
11 Surveillance center, 12 near-end machines 131 ... the 13n remote termination
21 Surveillance center, 22 near-end machines 231 ... the 23n remote termination
221 couplers, 222 communication modules, 223 mobile phone cards, 224 monitoring units
The descending gain attenuator of 225 near-end machine radio frequency units, 251 duplexer 252a
The up frequency shifter of the descending frequency shifter 253b of the up gain attenuator 253a of 252b
254a downstream filter 254b upstream filter 255 power amplifiers 256 mixers 257 power splitters 258 low noise amplifiers 259 constant-temperature crystal oscillators
261 duplexers
260 data transmission modules, 226 donor antenna mouths, 227 transmit antenna mouths
311 transmit antenna mouths, 312 monitoring units, 313 user antenna mouths
314 remote termination radio frequency units, 141 duplexers, 142 power splitters
The up low noise amplifier of the descending low noise amplifier 143b of 143a
The descending frequency shifter 145a of 144a downstream filter 147a downlink power amplifier
The up frequency shifter 145b of 144b upstream filter 147b ascending power amplifier
146 frequency-selectors, 148 mixers, 149 constant temperature crystal oscillators
150 data transmission modules, 151 duplexers
Embodiment
Describe and other technology contents, characteristics and effect about the utility model, in the detailed description of a first-selected embodiment in following cooperation with reference to the accompanying drawings, can clearly present.
Please refer to Fig. 2, is assembly monitor transfer of data principle schematic of the present utility model.We can be clearly seen that among the figure, and the split type device of a kind of centralized monitor of the present utility model comprises a near-end machine 22 and a remote termination.Surveillance center 21 monitoring near-end machines 22 are then realized centralized monitor to remote termination by the transfer of data between remote termination and the near-end machine 22 to the monitoring of remote termination.The management of more convenient so whole device.
As shown in Figure 3 and Figure 4, be the theory structure schematic diagram of near-end machine of the present utility model and remote termination.We can see among Fig. 3, and near-end machine 22 comprises a coupler 221, a communication module 222, a mobile phone card 223, a monitoring unit 224, a near-end machine radio frequency unit 225, a donor antenna mouth 226 and a transmit antenna mouth 227.Near-end machine radio frequency unit 225 comprises two duplexers 251 and 261, be arranged on two duplexers 251, between 261 by a descending gain attenuator 252a, one descending frequency shifter 253a, one downstream filter 254a, the down link that one power amplifier 255 and a mixer 256 constitute and be arranged on two duplexers 251, between 261 by a up gain attenuator 252b, one up frequency shifter 253b, one upstream filter 254b, the up link that one low noise amplifier 258 and a power splitter 257 constitute, be provided with a constant-temperature crystal oscillator 259 between the frequency shifter 253b of up link and the frequency shifter 253a of described down link, one 251 links to each other with donor antenna mouth 226 through coupler 221 in two duplexers, another duplexer 261 links to each other with transmit antenna mouth 227, communication module 222 is connected with coupler 221, monitoring unit 224 is connected power splitter 257 with communication module 222 with mobile phone card 223, be provided with data transmission module 260 between mixer 256 and the constant-temperature crystal oscillator 259.
As shown in Figure 4, remote termination comprises a transmit antenna mouth 311, a monitoring unit 312, a remote termination radio frequency unit 314 and a user antenna mouth 313.Remote termination radio frequency unit 314 includes two duplexers 141 and 151, be arranged on two duplexers 141, between 151 by a descending power splitter 142a, one descending low noise amplifier 143a, one descending frequency shifter 144a, one downstream filter 145b, the down link that one frequency-selector 146 and a descending power amplifier 147a constitute and be arranged on two duplexers 141, between 151 by a up low noise amplifier 143b, one up frequency shifter 144b, one upstream filter 145b, the up link that one an ascending power amplifier 147b and a mixer 148 constitute, be provided with a constant-temperature crystal oscillator 149 between the frequency shifter 144b of up link and the frequency shifter 144a of down link, one duplexer 141 is connected with the transmit antenna mouth, and another duplexer 151 is connected with the user antenna mouth.Be provided with data transmission module 150 between power splitter 142, mixer 148 and the constant-temperature crystal oscillator 149.
Among above-mentioned two figure, coupler 221 is that the base station signal that donor antenna mouth 226 receives is coupled a fraction of signal to communication module 222, and most signal is passed to duplexer 251.Communication module 222 is that Surveillance center's 21 conversion of signals that will receive become baseband signal with mobile phone card 223, issues monitoring unit 224 with the form of data, also will issue Surveillance center 21 from the data message of monitoring unit 224 simultaneously.Monitoring unit 224 is to analyzing from the information of communication module 222 and mobile phone card 223, form instruction, and instruction is dealt into each module in the device, also receive data simultaneously from each module in the device, and carry out analyzing and processing, and result is issued communication module 222.If monitoring unit 224 will communicate with the module in the remote termination of remote termination, information must be issued data transmission module 260 to data earlier, forward data transmission module 150 to by data transmission module 260 again, forward monitoring unit 312 again to, monitoring unit 312 is to analyze from the data message of data transmission module 150, forms instruction and issues other interior each modules of remote termination.
Duplexer 251, duplexer 261, duplexer 141 and duplexer 151 are used for receiving and transmitting signal and a shared antenna.The up gain attenuator 252b of up link and the descending gain attenuator 252a of down link regulate the power of input signal.Constant-temperature crystal oscillator 259 and constant-temperature crystal oscillator 149 are reference signals of local oscillation signal.The up frequency shifter 144b of the up link of the up frequency shifter 253b of the up link of near-end machine, the descending frequency shifter 253a of down link and remote termination and the descending frequency shifter 144a of down link carry out up-conversion or down-conversion with input signal, realize the variation of frequency.The low noise amplifier of near-end machine is low by 258, the descending low noise amplifier 143a of the up low noise amplifier 143b of the up link of remote termination and down link carries out low noise to the small-signal of input to amplify.Filter 254b, the 254a of the up link of near-end machine and down link and filter 145b, the 145a of remote termination up link and down link are to suppressing with outer signal.Power amplifier 147b, the 147a of the power amplifier 255 of near-end machine, the up link of remote termination and down link carries out power amplification to satisfy the requirement of antenna emission with input signal.Frequency-selector 146 is the signals that are used to select the 200KHz bandwidth, realizes the signal beyond the 200KHz bandwidth is suppressed.The power splitter 257 of near-end machine and the power splitter 142 of remote termination are to be used for that the input signal average mark is made into multiple signals to export.The mixer 256 of near-end machine and the mixer 148 of remote termination are to be used for the multichannel input signal is closed the signal output of Lu Chengyi road.The data transmission module 260 of near-end machine and the data transmission module 150 of remote termination are the data communication that is used to realize near-end machine and remote termination.
The operation principle of the radio frequency link of above-mentioned near-end machine and remote termination, with the down link is example, be described as follows: the downstream signal that near-end machine 22 receives from the base station, adjust signal magnitude by descending gain attenuator 252a, signal of base station is become the frequency that is fit to system transmissions through frequency mixer, filter by the downstream filter 254a signal that transmission band is outer then, after process power amplifier 255 amplifies signal once more, after closing the road with the signal of data transmission module 260, through duplexer 261 to transmit antenna mouth 227; The transmit antenna mouth 311 of remote termination receives the signal from the near-end machine, through power splitter 142 signal is divided into two-way, riches all the way gives data transmission module 150, another road is given descending low noise amplifier 143a and is carried out the low noise amplification, by descending frequency shifter 144a transmission frequency is moved back into original frequency then, signal outside downstream filter 145a inhibition zone again, to elect input ascending power amplifier 147a with each interior frequency by frequency-selector 146, carry out the final stage power amplification by downlink power amplifier 147a, carry out filtering through duplexer 151 more at last, signal is launched by user antenna mouth 313.The course of work and the down link of up link are similar, do not describe in detail.
The monitoring unit 224 of near-end machine is one to be used for receiving the communication instruction that comes from each Surveillance center 21, and instruction analyzed, handles forms new instruction, to the monitoring unit 312 or 225 outputs of near-end machine radio frequency unit of remote termination; Also receive simultaneously the device of issuing Surveillance center 21 after transmitting and information analyzed, handles from the information 225 of near-end machine radio frequency unit with by data transmission module 260.
The monitoring unit 312 of remote termination is one to be used for receiving the instruction that comes the near-end machine monitoring unit 224 that free data transmission module 150 transmits, and instruction analyzed, handles forms new instruction, to 314 outputs of remote termination radio frequency unit; Also receive simultaneously information, and issue the device of near-end machine monitoring unit 224 after information analyzed, handles from remote termination radio frequency unit 314.
The data transmission module of data transmission module and remote termination radio frequency unit is the data communication that is used for realizing between near-end machine and the remote termination, and data transmission module carries out verification to the data that receive, and the data that will meet communicating requirement are exported to monitoring unit.
In sum, the split type device of a kind of centralized monitor of the present utility model, since the near-end machine all be mounted in can receive stronger from signal of base station, therefore the work state information of remote termination can be issued the near-end machine by data transmission module, again by the communication module of near-end machine nearly the operating state of terminal radio frequency unit and remote termination radio frequency unit report to Surveillance center; In like manner, communication module receives the control information from Surveillance center, also can issue remote termination by data transmission module, the remote termination radio frequency unit is controlled, thereby realization is to the centralized monitor of near-end machine and remote termination.The utlity model has very strong practicality.
The above, it only is the utility model preferred embodiment, so can not limit the scope that the utility model is implemented with this, i.e. the equivalence of doing according to the utility model claim and description changes and modifies, and all should still belong in the scope that the utility model patent contains.
Claims (3)
1, a kind of split type device of centralized monitor, comprise a near-end machine and a remote termination, described near-end machine comprises a donor antenna mouth, one coupler, one communication module, one mobile phone card, one monitoring unit, one radio frequency unit and a transmit antenna mouth, described remote termination comprises a transmit antenna mouth, one radio frequency unit, one monitoring unit and a user antenna mouth, its spy is, the radio frequency unit of described near-end machine comprises two duplexers, be arranged between two duplexers by a gain attenuator, one frequency shifter, one filter, the down link that one power amplifier and a mixer constitute and be arranged between two duplexers by a gain attenuator, one frequency shifter, one filter, the up link that one low noise amplifier and a power splitter constitute, be provided with a constant-temperature crystal oscillator between the frequency shifter of described up link and the frequency shifter of described down link, one of two duplexer links to each other with the donor antenna mouth through coupler, another duplexer links to each other with the transmit antenna mouth, described communication module is connected with coupler, monitoring unit is connected with the mobile phone card with communication module, monitoring unit also links to each other with the radio frequency unit of near-end machine, described power splitter, be provided with data transmission module between mixer and the constant-temperature crystal oscillator; The radio frequency unit of described remote termination includes two duplexers, be arranged between two duplexers by a power splitter, one low noise amplifier, one frequency shifter, one filter, the down link that one frequency-selector and a power amplifier constitute and be arranged between two duplexers by a low noise amplifier, one frequency shifter, one filter, the up link that one power amplifier and a mixer constitute, be provided with a constant-temperature crystal oscillator between the frequency shifter of described up link and the frequency shifter of described down link, one is connected with the transmit antenna mouth in the described duplexer, and another is connected with the user antenna mouth; Be provided with data transmission module between described power splitter, mixer and the constant-temperature crystal oscillator, described monitoring unit has with the radio frequency unit of remote termination and links to each other.
2, the split type device of a kind of centralized monitor as claimed in claim 1, it is characterized in that, the monitoring unit of described near-end machine is one to be used for receiving the communication instruction that comes from Surveillance center, and instruction analyzed, handles form new instruction, to the monitoring unit or the output of near-end machine radio frequency unit of remote termination; Also receive simultaneously the information transmitted from the information of near-end machine radio frequency unit with by data transmission module and information analyzed, handles after issue the device of Surveillance center.
3, the split type device of a kind of centralized monitor as claimed in claim 1, it is characterized in that, the monitoring unit of described remote termination is that a near-end machine monitoring unit that is used for receiving free data transmission module to transmit instructs, and instruction analyzed, handles form new instruction, export to the remote termination radio frequency unit; Also receive simultaneously information, and issue the device of near-end machine monitoring unit after information analyzed, handles from the remote termination radio frequency unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820101919XU CN201174773Y (en) | 2008-04-09 | 2008-04-09 | Central monitored split type apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820101919XU CN201174773Y (en) | 2008-04-09 | 2008-04-09 | Central monitored split type apparatus |
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| CN201174773Y true CN201174773Y (en) | 2008-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200820101919XU Expired - Lifetime CN201174773Y (en) | 2008-04-09 | 2008-04-09 | Central monitored split type apparatus |
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| CN (1) | CN201174773Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102036257A (en) * | 2010-12-30 | 2011-04-27 | 芯通科技（成都）有限公司 | Digital frequency shift companding system |
| CN103138694A (en) * | 2013-01-22 | 2013-06-05 | 广州埃信电信设备有限公司 | Total-heat backup explosive-proof bidirectional amplifier of multi-system multi-signal mixed transmission |
| CN103916169A (en) * | 2014-01-29 | 2014-07-09 | 广东科学技术职业学院 | Wireless signal monitoring equipment and method of LTE MIMO indoor optical fiber distribution system |
-
2008
- 2008-04-09 CN CNU200820101919XU patent/CN201174773Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102036257A (en) * | 2010-12-30 | 2011-04-27 | 芯通科技（成都）有限公司 | Digital frequency shift companding system |
| CN103138694A (en) * | 2013-01-22 | 2013-06-05 | 广州埃信电信设备有限公司 | Total-heat backup explosive-proof bidirectional amplifier of multi-system multi-signal mixed transmission |
| CN103138694B (en) * | 2013-01-22 | 2018-04-06 | 广州埃信电信设备有限公司 | The full Hot Spare flame proof two-way amplifier of multi-system multi-signal mixed transport |
| CN103916169A (en) * | 2014-01-29 | 2014-07-09 | 广东科学技术职业学院 | Wireless signal monitoring equipment and method of LTE MIMO indoor optical fiber distribution system |
| CN103916169B (en) * | 2014-01-29 | 2017-06-30 | 广东科学技术职业学院 | LTE MIMO indoor optical fiber distribution system wireless signal monitoring device and method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 361006 Fujian Province, Xiamen City Siming Software Park Road No. 57 Room 601 two expected Patentee after: Xiamen teletom information technology Limited by Share Ltd Address before: 361006 Fujian Province, Xiamen City Siming Software Park Road No. 57 Room 601 two expected Patentee before: Ximen Teletom Science and Technology Co., Ltd. |
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| CX01 | Expiry of patent term |
Granted publication date: 20081231 |
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