CN203942528U - A kind of wireless coverage strengthens equipment - Google Patents
A kind of wireless coverage strengthens equipment Download PDFInfo
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- CN203942528U CN203942528U CN201420228687.XU CN201420228687U CN203942528U CN 203942528 U CN203942528 U CN 203942528U CN 201420228687 U CN201420228687 U CN 201420228687U CN 203942528 U CN203942528 U CN 203942528U
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Abstract
The utility model belongs to communication technical field, relates in particular to a kind of wireless coverage and strengthens equipment.Wireless coverage enhancing equipment described in the utility model comprises: signal distribution circuit, FDD signal intensifier circuit, TDD signal intensifier circuit, synchronization signal extraction circuit and mixer, signal distribution circuit is connected with FDD signal intensifier circuit, TDD signal intensifier circuit, synchronization signal extraction circuit is connected with TDD signal intensifier circuit, and FDD signal intensifier circuit is all connected with mixer with TDD signal intensifier circuit; Signal distribution circuit is assigned to the FDD signal intensifier circuit of configurable power gain or the TDD signal intensifier circuit of configurable power gain according to signal mode by signal, according to the demand of network coverage, FDD signal intensifier circuit and TDD signal intensifier circuit are configured to suitable power gain, thereby for the wireless coverage of network provides different coverages, improve the wireless coverage ability of network.
Description
Technical field
The utility model belongs to communication technical field, relates in particular to a kind of wireless coverage and strengthens equipment.
Background technology
The solution of mobile communication carrier's wireless coverage network mainly contains following two kinds at present:
1, the passive mixer of BBU+RRU++passive antenna feeder network, as shown in Figure 1;
2, the passive mixer+relay amplifier of BBU+RRU++passive antenna feeder network, as shown in Figure 2;
There is following problem in above-mentioned two kinds of solutions:
Scheme 1: cannot realize larger coverage, if realize larger coverage, need larger coverage to be divided into multiple little coverages, set up how little covering system by increasing the equipment such as more RRU, antenna, so, the cost of whole covering system will be increased;
Scheme 2: increased relay amplifier between passive mixer and passive antenna feeder network, although realized the problem compared with large coverage, but more noise has also been introduced in the increase of relay amplifier thereupon, cause the signal to noise ratio of covering system to reduce, affect the speech quality of communication system.
Utility model content
Given this, the utility model provides a kind of wireless coverage that can flexible configuration multi-mode signal power gain according to network demand to strengthen equipment.
Technical solutions of the utility model:
A kind of wireless coverage strengthens equipment, comprise: for the signal of different mode being assigned to TDD signal intensifier circuit, synchronization signal extraction circuit and the mixer of the FDD signal intensifier circuit of the signal distribution circuit of corresponding signal intensifier circuit, configurable power gain, configurable power gain, described signal distribution circuit is connected with described FDD signal intensifier circuit, described TDD signal intensifier circuit, described synchronization signal extraction circuit is connected with described TDD signal intensifier circuit, and described FDD signal intensifier circuit is all connected with described mixer with described TDD signal intensifier circuit.
Further, described enhancing equipment also comprises supervisory circuit and power circuit, described supervisory circuit is connected with described signal distribution circuit, described FDD signal intensifier circuit, described TDD signal intensifier circuit, described synchronization signal extraction circuit and described mixer, and described power circuit is connected with described signal distribution circuit, described FDD signal intensifier circuit, described TDD signal intensifier circuit and described synchronization signal extraction circuit.
Further, described FDD signal intensifier circuit comprises first duplexer, amplifier, filter, low noise amplifier and the second duplexer, described first duplexer is connected with described amplifier, described filter respectively, described amplifier is connected with described the second duplexer, described filter is connected with described low noise amplifier, described low noise amplifier is connected with described the second duplexer, described first duplexer is connected with described signal distribution circuit, and described the second duplexer is connected with described mixer.
Further, described TDD signal intensifier circuit comprises the first radio-frequency (RF) switch, amplifier, filter, low noise amplifier and the second radio-frequency (RF) switch, described the first radio-frequency (RF) switch is connected with described amplifier, described filter respectively, described amplifier is connected with described the second radio-frequency (RF) switch, described filter is connected with described low noise amplifier, described low noise amplifier is connected with described the second radio-frequency (RF) switch, described the first radio-frequency (RF) switch is connected with described signal distribution circuit, and described the second radio-frequency (RF) switch is connected with described mixer.
Further, described FDD signal intensifier circuit comprises one or more in GSM intensifier circuit, CDMA intensifier circuit, WCDMA intensifier circuit, CDMA2000 intensifier circuit, FDD-LTE intensifier circuit.
Further, described TDD signal intensifier circuit comprises TD-SCDMA intensifier circuit and/or TD-LTE intensifier circuit.
The utility model beneficial effect:
Wireless coverage described in the utility model strengthens equipment, comprise: for the signal of different mode being assigned to the signal distribution circuit of corresponding signal intensifier circuit, the FDD signal intensifier circuit of configurable power gain, the TDD signal intensifier circuit of configurable power gain, synchronization signal extraction circuit and mixer, described signal distribution circuit and described FDD signal intensifier circuit, described TDD signal intensifier circuit connects, described synchronization signal extraction circuit is connected with described TDD signal intensifier circuit, described FDD signal intensifier circuit is all connected with described mixer with described TDD signal intensifier circuit, signal distribution circuit is assigned to the FDD signal intensifier circuit of configurable power gain or the TDD signal intensifier circuit of configurable power gain according to signal mode by signal, according to the demand of network coverage, FDD signal intensifier circuit and TDD signal intensifier circuit are configured to suitable power gain, thereby for the wireless coverage of network provides different coverages, improve the wireless coverage ability of network.
Brief description of the drawings
Fig. 1 is the theory diagram of the utility model prior art a solution.
Fig. 2 is the theory diagram of the another kind of solution of the utility model prior art.
Fig. 3 is theory of constitution figure of the present utility model.
Fig. 4 is the theory of constitution figure of FDD signal intensifier circuit in the utility model.
Fig. 5 is the theory of constitution figure of TDD signal intensifier circuit in the utility model.
Fig. 6 is the schematic diagram that the utility model is supported multi-modulation scheme mobile communication.
Embodiment
In order to be illustrated more clearly in concrete technical scheme of the present utility model, below in conjunction with accompanying drawing 3 to accompanying drawing 6, to the utility model further detailed explanation.
First, proprietary concept related in the utility model scheme and vocabulary of terms are done to following explanation:
Fixed network data communication: the data communication service that is included in the upper carrying of fixed telephone network (comprising cable, optical cable and microwave), as broadband data service, EPON/GPON, FTTX, XDSL, CATV etc., be that the communication technology and computer technology combine and a kind of new communication mode that produces.
2G: the second generation mobile communication system that refers to the standard such as GSM and CDMA.
3G: refer to TD-SCDMA, the 3-G (Generation Three mobile communication system) such as WCDMA and CDMA2000.
4G: refer to and contained TDD-LTE and two standards of FDD-LTE and upgrade version thereof, LTE-advance grade in an imperial examination four Generation Mobile Communication Systems.
5G: refer to the 4th Generation Mobile Communication System next generation mobile communication system afterwards.
BTS (Base Transceiver Station): refer to base transceiver station, BTS is RAN (the Radio Access Network of GSM/GPRS/EDGE network, wireless access network) network element, it is the set of being responsible for the equipment of Yi Ge community (Cell) wireless signal transmitting-receiving.
BBU (Building Baseband Unit): refer to baseband processing unit, one of its function is modem communication signal function, two are transmitting effects, it is upwards communicated by letter with the core net of mobile communication system, communicates by letter downwards with RRU or MSP.
RRU (Remote Radio Unit): refer to remote radio unit (RRU), its function is by 2G, the mobile communication that the mobile communication baseband digital signal of certain standard such as 3G and 4G is transformed to this standard frequency signal of eating dishes without rice or wine, communicate by letter with the mobile communication terminal (as mobile phone) of this standard, realize wireless coverage.
Multi-modulation scheme mobile communication overlay network: refer in communication coverage area, the mobile communication system (as 2G, 3G and 4G etc.) of certain or multiple standards is by various active equipments (as BBU, RRU etc.) and passive transmission network (as radio-frequency (RF) coaxial feeder line etc.) Network Communication, for the mobile communication terminal of each corresponding standard communicates service, these active equipments and passive transmission network composition multi-modulation scheme mobile communication overlay network.The signal of communication transmitting in multi-modulation scheme mobile communication overlay network is referred to as mobile communication signal, comprise and the information of mobile communication terminal address and the network management monitoring information to each equipment in multi-modulation scheme mobile communication overlay network, the multiple signals that comprise one or more standard type mobile communication MIMO communication systems.
Communication coverage area: refer to that multi-modulation scheme mobile communication system carries out network laying in certain spatial areas, realized and the efficient communication of each corresponding standard communication terminal, this certain spatial areas is communication coverage area, comprises indoor covering and outdoor cover.
Passive transmission network: refer to the transmission network that comprises passive antenna feeder transmission network and optical fiber or balanced line.
Passive coaxial transmission network: refer to by one or more coaxial cable (feeder line of 7/8,1/2 all size such as grade or CATV feeder line) and passive device (containing antenna) composition.
The frequency of eating dishes without rice or wine: refer to that each wireless communication system (as mobile communication, trunking communication and WIFI etc.) in multi-modulation scheme mobile communication overlay network transmits and the frequency that wireless terminal communications was used of corresponding standard by space.
Below, by reference to the accompanying drawings 3 to accompanying drawing 6 to the utility model further detailed explanation:
Referring to Fig. 3, a kind of wireless coverage strengthens equipment, comprise: for the signal of different mode being assigned to the signal distribution circuit of corresponding signal intensifier circuit, the FDD signal intensifier circuit of configurable power gain, the TDD signal intensifier circuit of configurable power gain, synchronization signal extraction circuit and mixer, described signal distribution circuit and described FDD signal intensifier circuit, described TDD signal intensifier circuit connects, described synchronization signal extraction circuit is connected with described TDD signal intensifier circuit, described FDD signal intensifier circuit is all connected with described mixer with described TDD signal intensifier circuit.
In the utility model, signal distribution circuit is assigned to the FDD signal intensifier circuit of configurable power gain or the TDD signal intensifier circuit of configurable power gain according to signal mode by signal, according to the demand of network coverage, FDD signal intensifier circuit and TDD signal intensifier circuit are configured to suitable power gain, thereby for the wireless coverage of network provides different coverages, improve the wireless coverage ability of network.
The equipment of enhancing described in the utility model also comprises supervisory circuit and power circuit, described supervisory circuit is connected with described signal distribution circuit, described FDD signal intensifier circuit, described TDD signal intensifier circuit, described synchronization signal extraction circuit and described mixer, and described power circuit is connected with described signal distribution circuit, described FDD signal intensifier circuit, described TDD signal intensifier circuit and described synchronization signal extraction circuit; Supervisory circuit is connected communication with network management center, make wireless coverage described in the utility model strengthen equipment and monitored by network management center; Power circuit is each electronic circuit power supply in equipment described in the utility model.
Referring to Fig. 4, Fig. 4 is the theory of constitution figure of FDD signal intensifier circuit.Described FDD signal intensifier circuit comprises first duplexer, amplifier, filter, low noise amplifier and the second duplexer, described first duplexer is connected with described amplifier, described filter connects, described amplifier is connected with described the second duplexer, described filter is connected with described low noise amplifier, described low noise amplifier is connected with described the second duplexer, described first duplexer is connected with described signal distribution circuit, and described the second duplexer is connected with described mixer.
FDD signal intensifier circuit comprises FDD downstream signal intensifier circuit and FDD upward signal intensifier circuit;
FDD downstream signal intensifier circuit comprises first duplexer, amplifier and the second duplexer, FDD downstream signal is out screened through signal distribution circuit, after duplex, amplifies, and ensures signal strength signal intensity, pass through again duplex, after mixer closes road, be sent to antenna with the downstream signal of other standards;
FDD upward signal intensifier circuit comprises the second duplexer, low noise amplifier, filter and first duplexer, after FDD upward signal duplex, carry out low noise amplification, filtering processing, after duplex and the upward signals of other standards close the wired side that is admitted to mobile network behind road.
In the time that mobile communication signal is FDD signal, signal distribution circuit is dispensed to FDD signal intensifier circuit by FDD signal FDD uplink and downlink signals is amplified to enhancing, adopt the mobile communication standard of fdd mode to have GSM, CDMA, WCDMA, CDMA2000 and FDD-LTE, therewith adaptably, FDD signal intensifier circuit described in the utility model comprises GSM intensifier circuit, CDMA intensifier circuit, WCDMA intensifier circuit, CDMA2000 intensifier circuit, one or more in FDD-LTE intensifier circuit, as shown in Figure 6, equipment described in the utility model is supported multi-modulation scheme mobile communication.
Referring to Fig. 5, Fig. 5 is the theory of constitution figure of TDD signal intensifier circuit.Described TDD signal intensifier circuit comprises the first radio-frequency (RF) switch, amplifier, filter, low noise amplifier and the second radio-frequency (RF) switch, described the first radio-frequency (RF) switch is connected with described amplifier, described filter, described amplifier is connected with described the second radio-frequency (RF) switch, described filter is connected with described low noise amplifier, described low noise amplifier is connected with described the second radio-frequency (RF) switch, described the first radio-frequency (RF) switch is connected with described signal distribution circuit, and described the second radio-frequency (RF) switch is connected with described mixer.
TDD signal intensifier circuit comprises TDD downstream signal intensifier circuit and TDD upward signal intensifier circuit;
TDD downstream signal intensifier circuit comprises the first radio-frequency (RF) switch, amplifier and the second radio-frequency (RF) switch, TDD downstream signal is out screened through signal distribution circuit, the first radio-frequency (RF) switch is amplified after switching, ensure signal strength signal intensity, through the second radio-frequency (RF) switch, after closing road, mixer is sent to antenna with the downstream signal of other standards again;
TDD upward signal intensifier circuit comprises the second radio-frequency (RF) switch, low noise amplifier, filter and the first radio-frequency (RF) switch, TDD upward signal carries out low noise amplification after the second radio-frequency (RF) switch is switched, filtering processing, again through the first radio-frequency (RF) switch, close with the upward signal of his standard the wired side that is sent to mobile network behind road.
In the time that mobile communication signal is TDD signal, signal distribution circuit is dispensed to TDD signal intensifier circuit by TDD signal TDD uplink and downlink signals is amplified to enhancing, adopt the mobile communication standard of tdd mode to have TD-SCDMA and TD-LTE, therewith adaptably, TDD signal intensifier circuit described in the utility model comprises TD-SCDMA intensifier circuit and/or TD-LTE intensifier circuit, as shown in Figure 6, equipment described in the utility model is supported multi-modulation scheme mobile communication.
TDD system realizes uplink and downlink communication by different time-gap, so equipment described in the utility model also comprises synchronization signal extraction circuit, this synchronization signal extraction circuit is connected with TDD signal intensifier circuit, and synchronization signal extraction circuit extracts the synchronizing signal of TDD system and sends to TDD signal intensifier circuit so that TDD signal intensifier circuit is distinguished TDD uplink and downlink signals.
To sum up, in equipment described in the utility model, signal distribution circuit is assigned to the FDD signal intensifier circuit of configurable power gain or the TDD signal intensifier circuit of configurable power gain according to signal mode by signal, according to the demand of network coverage, FDD signal intensifier circuit and TDD signal intensifier circuit are configured to suitable power gain, thereby for the wireless coverage of network provides different coverages, improve the wireless coverage ability of network;
FDD/TDD signal intensifier circuit in equipment described in the utility model comprises the signal intensifier circuit of mobile communication multiple types signal, makes equipment described in the utility model support multi-modulation scheme mobile communication.
Below described in conjunction with specific embodiments know-why of the present utility model, these are described is in order to explain principle of the present utility model, and can not be interpreted as by any way the restriction to the utility model protection range.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other embodiment of the present utility model, within these modes all will fall into protection range of the present utility model.
Claims (6)
1. a wireless coverage strengthens equipment, it is characterized in that, comprise: for the signal of different mode being assigned to the signal distribution circuit of corresponding signal intensifier circuit, the FDD signal intensifier circuit of configurable power gain, the TDD signal intensifier circuit of configurable power gain, synchronization signal extraction circuit and mixer, described signal distribution circuit and described FDD signal intensifier circuit, described TDD signal intensifier circuit connects, described synchronization signal extraction circuit is connected with described TDD signal intensifier circuit, described FDD signal intensifier circuit is all connected with described mixer with described TDD signal intensifier circuit.
2. a kind of wireless coverage according to claim 1 strengthens equipment, it is characterized in that, described enhancing equipment also comprises supervisory circuit and power circuit, described supervisory circuit is connected with described signal distribution circuit, described FDD signal intensifier circuit, described TDD signal intensifier circuit, described synchronization signal extraction circuit and described mixer, and described power circuit is connected with described signal distribution circuit, described FDD signal intensifier circuit, described TDD signal intensifier circuit and described synchronization signal extraction circuit.
3. a kind of wireless coverage according to claim 1 strengthens equipment, it is characterized in that, described FDD signal intensifier circuit comprises first duplexer, amplifier, filter, low noise amplifier and the second duplexer, described first duplexer respectively with described amplifier, described filter connects, described amplifier is connected with described the second duplexer, described filter is connected with described low noise amplifier, described low noise amplifier is connected with described the second duplexer, described first duplexer is connected with described signal distribution circuit, described the second duplexer is connected with described mixer.
4. a kind of wireless coverage according to claim 1 strengthens equipment, it is characterized in that, described TDD signal intensifier circuit comprises the first radio-frequency (RF) switch, amplifier, filter, low noise amplifier and the second radio-frequency (RF) switch, described the first radio-frequency (RF) switch respectively with described amplifier, described filter connects, described amplifier is connected with described the second radio-frequency (RF) switch, described filter is connected with described low noise amplifier, described low noise amplifier is connected with described the second radio-frequency (RF) switch, described the first radio-frequency (RF) switch is connected with described signal distribution circuit, described the second radio-frequency (RF) switch is connected with described mixer.
5. a kind of wireless coverage according to claim 1 strengthens equipment, it is characterized in that, described FDD signal intensifier circuit comprises one or more in GSM intensifier circuit, CDMA intensifier circuit, WCDMA intensifier circuit, CDMA2000 intensifier circuit, FDD-LTE intensifier circuit.
6. a kind of wireless coverage according to claim 1 strengthens equipment, it is characterized in that, described TDD signal intensifier circuit comprises TD-SCDMA intensifier circuit and/or TD-LTE intensifier circuit.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420228687.XU CN203942528U (en) | 2014-05-06 | 2014-05-06 | A kind of wireless coverage strengthens equipment |
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| CN201420228687.XU CN203942528U (en) | 2014-05-06 | 2014-05-06 | A kind of wireless coverage strengthens equipment |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109474934A (en) * | 2018-11-02 | 2019-03-15 | 京信通信系统（中国）有限公司 | A kind of base station system and base station expansion method |
| CN109526038A (en) * | 2017-09-18 | 2019-03-26 | Sk普兰尼特有限公司 | User terminal, the method and service unit for operating the user terminal |
| CN109714070A (en) * | 2017-10-26 | 2019-05-03 | 上海诺基亚贝尔股份有限公司 | Signal processing apparatus, method, the network equipment and computer readable storage medium |
-
2014
- 2014-05-06 CN CN201420228687.XU patent/CN203942528U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109526038A (en) * | 2017-09-18 | 2019-03-26 | Sk普兰尼特有限公司 | User terminal, the method and service unit for operating the user terminal |
| CN109526038B (en) * | 2017-09-18 | 2023-03-28 | Sk普兰尼特有限公司 | User terminal, method for operating user terminal and service device |
| CN109714070A (en) * | 2017-10-26 | 2019-05-03 | 上海诺基亚贝尔股份有限公司 | Signal processing apparatus, method, the network equipment and computer readable storage medium |
| CN109714070B (en) * | 2017-10-26 | 2020-09-18 | 上海诺基亚贝尔股份有限公司 | Signal processing apparatus, method, network device, and computer-readable storage medium |
| CN109474934A (en) * | 2018-11-02 | 2019-03-15 | 京信通信系统（中国）有限公司 | A kind of base station system and base station expansion method |
| CN109474934B (en) * | 2018-11-02 | 2021-12-14 | 京信网络系统股份有限公司 | Base station system and base station capacity expansion method |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141112 Termination date: 20150506 |
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| EXPY | Termination of patent right or utility model |