CN103052083A - Indoor coverage radio-frequency communication system - Google Patents
Indoor coverage radio-frequency communication system Download PDFInfo
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- CN103052083A CN103052083A CN2011103077868A CN201110307786A CN103052083A CN 103052083 A CN103052083 A CN 103052083A CN 2011103077868 A CN2011103077868 A CN 2011103077868A CN 201110307786 A CN201110307786 A CN 201110307786A CN 103052083 A CN103052083 A CN 103052083A
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- radio
- radio frequency
- remoto module
- hub
- communication system
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/24—Cell structures
- H04W16/26—Cell enhancers or enhancement, e.g. for tunnels, building shadow
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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
- H04W88/08—Access point devices
- H04W88/085—Access point devices with remote components
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses an indoor coverage radio-frequency communication system, which comprises a baseband pool, a power supply, a radio-frequency remote module, an antenna and a concentrator, wherein a cable is used as a data transmission carrier between the concentrator and the radio-frequency remote module, and data which is transmitted between the baseband pool and the radio-frequency remote module is relayed through the concentrator; the cable is also used as an electric energy transmission carrier between the concentrator and the radio-frequency remote module; the power supply supplies power to the radio-frequency remote module through the concentrator; and the radio-frequency remote module and the antenna are integrally designed. By adopting the technical scheme, the construction and maintenance complexity and costs of an indoor distributed network are greatly reduced.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of indoor covering radio-frequency (RF) communication system.
Background technology
Along with the mobile broadband data communication is growing, the data service of most of high added value occurs at indoor overlay environment, require also more and more higher to indoor radiofrequency signal covering, cover radio-frequency (RF) communication system in the conventional chamber and exist various shortcoming, be difficult to satisfy growing demand, these shortcomings comprise: cover radio-frequency (RF) communication system in the conventional chamber and adopt indoor distributed antenna-feedback system, distributed antenna-feedback system line loss is large in actual applications, causes whole communication system energy consumption high; Because distributed antenna-feedback system only is that the radiofrequency signal of a residential quarter is copied to a plurality of room area emissions simultaneously, so can't satisfy the communicating requirement of hot zones; Interior architecture thing structural complexity simultaneously so that indoor wireless environment is more than outdoor complexity, and adopts base station system behind the indoor distributed antenna-feedback system can't take measures to suppress the interference problem of bringing between different chamber's inner region; Need to be at the antenna-feedback system of indoor extra complicated layout, post facility network operation complexity is high.
Existing radio frequency remoto module, although when outdoor scene is used, can greatly lower power consumption, networking flexibility is convenient, but in indoor application significant limitation is arranged but, be mainly manifested in following aspect: 1) need to be at the indoor fiber optic network that rearranges, and because radio frequency remoto module needs separately power supply, also need to be at the independent supply network of indoor construction; 2) existing radio frequency remoto module volume and weight is all larger, and indoor suspended ceiling is installed a lot of problems of bringing; When 3) indoor ceiling mount antenna and radio frequency remoto module were installed simultaneously, the space hold rate was too large; 4) radio frequency remoto module only is distributed to floor or building at present, and indoor concrete zone covers still adopts distributed antenna-feedback system as the means of indoor covering, and actual coverage effect is the same with traditional indoor soverlay technique.
Summary of the invention
The invention provides a kind of indoor covering radio-frequency (RF) communication system, indoor covering radio-frequency (RF) communication system need to be in the indoor problem that rearranges antenna feeder or fiber optic network in the prior art to solve.
The invention provides a kind of indoor covering radio-frequency (RF) communication system, comprising:
Baseband pool, power supply, radio frequency remoto module, antenna and hub;
Adopt netting twine as the transfer of data carrier between described hub and the described radio frequency remoto module, the data communication device that transmits between described baseband pool and the described radio frequency remoto module is crossed described hub transfer.
Further, be to adopt Ethernet protocol at described netting twine transmitting data between described hub and the described radio frequency remoto module.
Further, adopt optical fiber as the transfer of data carrier between described hub and the described baseband pool.
Further, also adopt netting twine as the delivery of electrical energy carrier between described hub and the described radio frequency remoto module, described power supply is powered to described radio frequency remoto module by described hub.
Further, adopt power line as the delivery of electrical energy carrier between described hub and the described power supply.
Further, described netting twine is twisted-pair feeder.
Further, each described hub connects more than one described radio frequency remoto module.
Further, described baseband pool connects more than one described hub.
Further, described radio frequency remoto module and described antenna are assembled into one.
Beneficial effect of the present invention is as follows:
The indoor covering radio-frequency (RF) communication system of the present invention has been introduced hub, and baseband pool is carried out transfer of data by hub and radio frequency remoto module, and power supply is powered to radio frequency remoto module by hub.Baseband pool can connect more than one hub, and each hub can connect more than one radio frequency remoto module, thereby can realize that radio frequency remoto module centers on the star-like networking of baseband pool, chain networking or annular networking distributed layout.
Adopt netting twine as the transfer of data carrier between radio frequency remoto module of the present invention and the hub, can realize between radio frequency remoto module and the hub IPization transmission based on Ethernet, adopt netting twine as the delivery of electrical energy carrier between power supply and the hub, can realize the distributed power supply of radio frequency remoto module.
The present invention also carries out integrated design with radio frequency remoto module and indoor ceiling aerial, can realize indoor flexible cloth station, has strengthened indoor covering when greatly reducing whole communication system energy consumption, and greatly reduces the internal home network construction and safeguard complexity.
Description of drawings
Fig. 1 is the indoor covering radio-frequency (RF) communication system structural representation of the embodiment of the invention;
Fig. 2 is radio frequency remoto module and the front schematic diagram of antenna mount of the embodiment of the invention;
Fig. 3 is schematic diagram after the radio frequency remoto module of the embodiment of the invention and the antenna mount.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the indoor covering radio-frequency (RF) communication system of the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, does not limit the present invention.
According to embodiments of the invention, a kind of indoor covering radio-frequency (RF) communication system is provided, Fig. 1 is the structural representation of the indoor covering radio-frequency (RF) communication system of the embodiment of the invention, as shown in Figure 1, the indoor covering radio-frequency (RF) communication system of the embodiment of the invention comprises: baseband pool 101, hub 201, power supply 301, radio frequency remoto module 401 and antenna 501.Below the modules of the embodiment of the invention is described in detail.
Particularly, baseband pool 101 is in order to the data message processing radio frequency remoto module 401 and receive and produce the data that radio frequency remoto module 401 will be launched; Baseband pool 101 is connected with hub by optical fiber 102 connections.
Radio frequency remoto module 401 comprises first sender and power amplifier etc., and radio frequency remoto module 401 adopts integrated design with antenna 501, and namely both assemble as a whole.In the embodiment of the invention, radio frequency remoto module 401 is indoor radio frequency remoto module, and antenna 501 is domestic aerial, generally adopts indoor ceiling aerial.
Radio frequency remoto module 401 is connected with hub 201 by four pairs of twisted-pair feeders, wherein, obtains power supply by twisted-pair feeder 202,203, obtains data by twisted-pair feeder 204,205.The single carrier data of baseband pool 201 are launched by antenna 501 after processing through transceiver; Send baseband pool 101 to process by hub 201 after processing through transceiver from the signal of antenna 501 simultaneously.Radio frequency remoto module 401 is connected with antenna and is used radio frequency connector 402 directly to connect, can reduction power loss for convenience detach, and 4021 and 4022 is two ports of radio frequency connector 402 among Fig. 1.Fig. 2 and Fig. 3 are respectively that radio frequency remoto module 401 assembles forward and backward schematic diagram with antenna 501.
Among Fig. 1,5,6 pin that 202 connecting lines connect 2011 ports and 4011 ports are used for transmission+48V dc power signal, 7,8 pin that 203 connecting lines connect 2011 ports and 4011 ports are used for transmission-48V dc power signal, 204 connecting lines connect 1,2 pin of 2011 ports and 4011 ports, 205 connecting lines connect 3,4 pin of 2011 ports and 4011 ports, and 204 connecting lines and 205 connecting lines are all for the transmission of data.Above-mentioned 202,203,204,205 connecting lines are netting twine, adopt twisted-pair feeder in the embodiment of the invention.4011 ports are the network interface of radio frequency remoto module 401.
The indoor covering radio frequency remoto module workflow of the embodiment of the invention is as follows:
Step 1: send radio frequency remoto module 401 configuration datas to hub 201 after baseband pool 101 starts; On default clock IP, transmit the baseband pool clock information according to the IP1588 protocol requirement simultaneously;
Step 2: after hub 201 successfully receives the radio frequency remoto module 401 topological data configuration parameters that baseband pool 101 issues, successfully respond for baseband pool 201, and begin as follows to dispose radio frequency remoto module 401 physical parameters:
Step 21: hub 201 begins to provide the 48V power supply for the twisted-pair feeder 202,203 of the connection of 2011 ports by power supply 301, begin self-starting after the twisted-pair feeder 202,203 that radio frequency remoto module 401 connects by network interface 4011 obtains power supply, start the rear broadcasting IP from acquiescence of self check success and wait for the physical parameter configuration distributing;
Step 22: the mode that hub 201 adopts acquiescence broadcasting IP issues the transmitting physical configuration parameter of radio frequency remoto module 401 by the twisted-pair feeder 204,205 of 2011 ports, waits for that simultaneously radio frequency remoto module 401 responds;
Step 23: hub 201 is by the twisted-pair feeder 204 of 2011 ports, the IP clock data of 205 transparent transmission baseband pool 101;
Step 24: after radio frequency remoto module 401 obtains the transmitting physical configuration parameter of baseband pool 101 configurations, finish chain of command IP, user's face IP and the configuration of IP timing parameter of this module, send configuration successful message to hub 201 and baseband pool 101 by chain of command IP, finish chain of command communication link, user's face transmission link, the clock chain circuit set up when physical layer parameter is set up between baseband pool 101 and the radio frequency remoto module 401; Hub 201 is finished the transparent transmission of chain of command data, user face data, clock data between baseband pool 101 and the radio frequency remoto module 401;
Step 3: after baseband pool 101 and radio frequency remoto module 401 communications were set up, baseband pool 101 was handed down to radio frequency remoto module 401 with the configuration data of radio frequency remoto module 401 by the chain of command communication link, and waited for radio frequency remoto module 401 responses; Parameter comprises carrier wave center frequency point, carrier frequency point, the radio frequency parameters such as power output;
Step 4: radio frequency remoto module 401 receives the IP clock data that baseband pool 101 sends, and the data of radio frequency remoto module 401 local clocks and baseband pool 101 are locked; Report the clock lock normal messages by chain of command IP to baseband pool 101 after the clock lock success, otherwise upper time signal clock non-locking message;
Step 5: after radio frequency remoto module 401 receives the parameter configuration data bag, according to radio frequency parameters such as the center frequency point of this module of data configuration, carrier frequency point, power outputs; Respond the complete message of configuration for after the configuration successful baseband pool 101, otherwise report the parameter configuration fault for baseband pool 101;
Step 6: radio frequency remoto module 401 is by clock IP, with radio frequency remoto module 401 clocks and baseband pool 101 clock synchronous;
Step 7: after baseband pool 101 is received the configuration successful message of radio frequency remoto module 401, by user's face IP of baseband pool 101 and radio frequency remoto module 401, issue base band data for radio frequency remoto module 401;
Step 8: after radio frequency remoto module 401 receives base band data by user's face IP, carry out the framing of IP data; Data behind the framing are sent into transceiver and are processed, and signal is launched by antenna the most at last;
Step 9: the signal that antenna reception arrives, after the transceiver processing, the output baseband signal is transmitted into baseband pool 101 by chain of command IP and processes.
The present invention has solved data and the power-supply wiring problem of radio frequency remoto module in the indoor covering radio-frequency (RF) communication system by adopting netting twine as transfer of data with for charge carrier; By radio frequency remoto module and antenna are adopted integrated design, solved the power dissipation concerns that adopts indoor distributed antenna-feedback system to bring, reduced the volume and weight requirement of equipment when indoor location.The application of the indoor covering radio-frequency (RF) communication system of the present invention will reduce complexity and the cost of indoor distribution networking and maintenance greatly.
Although be the example purpose, the preferred embodiments of the present invention are disclosed, it also is possible those skilled in the art will recognize various improvement, increase and replacement, therefore, scope of the present invention should be not limited to above-described embodiment.
Claims (10)
1. an indoor covering radio-frequency (RF) communication system comprises baseband pool, power supply, radio frequency remoto module and antenna; Be characterised in that, also comprise hub;
Adopt netting twine as the transfer of data carrier between described hub and the described radio frequency remoto module, the data communication device that transmits between described baseband pool and the described radio frequency remoto module is crossed described hub transfer.
2. indoor covering radio-frequency (RF) communication system as claimed in claim 1 is characterized in that, between described hub and the described radio frequency remoto module is to adopt Ethernet protocol at described netting twine transmitting data.
3. indoor covering radio-frequency (RF) communication system as claimed in claim 1 is characterized in that, adopts optical fiber as the transfer of data carrier between described hub and the described baseband pool.
4. indoor covering radio-frequency (RF) communication system as claimed in claim 1 is characterized in that, also adopts netting twine as the delivery of electrical energy carrier between described hub and the described radio frequency remoto module, and described power supply is powered to described radio frequency remoto module by described hub.
5. indoor covering radio-frequency (RF) communication system as claimed in claim 4 is characterized in that, adopts power line as the delivery of electrical energy carrier between described hub and the described power supply.
6. indoor covering radio-frequency (RF) communication system as claimed in claim 1 is characterized in that, described netting twine is twisted-pair feeder.
7. such as each described indoor covering radio-frequency (RF) communication system in the claim 1 to 6, it is characterized in that each described hub connects more than one described radio frequency remoto module.
8. indoor covering radio-frequency (RF) communication system as claimed in claim 7 is characterized in that, described baseband pool connects more than one described hub.
9. indoor covering radio-frequency (RF) communication system as claimed in claim 7 is characterized in that, described radio frequency remoto module and described antenna are assembled into one.
10. such as each described indoor covering radio-frequency (RF) communication system in the claim 1 to 6, it is characterized in that described radio frequency remoto module and described antenna are assembled into one.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103077868A CN103052083A (en) | 2011-10-12 | 2011-10-12 | Indoor coverage radio-frequency communication system |
| PCT/CN2012/076425 WO2013053237A1 (en) | 2011-10-12 | 2012-06-04 | Indoor coverage radio frequency communication system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103077868A CN103052083A (en) | 2011-10-12 | 2011-10-12 | Indoor coverage radio-frequency communication system |
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| CN103052083A true CN103052083A (en) | 2013-04-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011103077868A Pending CN103052083A (en) | 2011-10-12 | 2011-10-12 | Indoor coverage radio-frequency communication system |
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| CN (1) | CN103052083A (en) |
| WO (1) | WO2013053237A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106559210A (en) * | 2015-09-29 | 2017-04-05 | 中兴通讯股份有限公司 | A kind of data relay method, device and communication system |
| CN109687899A (en) * | 2019-01-16 | 2019-04-26 | 武汉虹信通信技术有限责任公司 | The method of satellite synchronous signal is transmitted on extended pattern scytoblastema station |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101232653A (en) * | 2007-01-22 | 2008-07-30 | 中兴通讯股份有限公司 | Radio frequency zoom out system based on number intermediate frequency transmission |
| US20100027595A1 (en) * | 2008-07-30 | 2010-02-04 | Hitachi Communication Technologies, Ltd. | Wireless Communication System, Apparatus and Method Thereof |
-
2011
- 2011-10-12 CN CN2011103077868A patent/CN103052083A/en active Pending
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2012
- 2012-06-04 WO PCT/CN2012/076425 patent/WO2013053237A1/en active Application Filing
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101232653A (en) * | 2007-01-22 | 2008-07-30 | 中兴通讯股份有限公司 | Radio frequency zoom out system based on number intermediate frequency transmission |
| US20100027595A1 (en) * | 2008-07-30 | 2010-02-04 | Hitachi Communication Technologies, Ltd. | Wireless Communication System, Apparatus and Method Thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106559210A (en) * | 2015-09-29 | 2017-04-05 | 中兴通讯股份有限公司 | A kind of data relay method, device and communication system |
| CN109687899A (en) * | 2019-01-16 | 2019-04-26 | 武汉虹信通信技术有限责任公司 | The method of satellite synchronous signal is transmitted on extended pattern scytoblastema station |
| CN109687899B (en) * | 2019-01-16 | 2021-10-22 | 武汉虹信科技发展有限责任公司 | Method for transmitting satellite synchronous signal on extended type pico-base station |
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| Publication number | Publication date |
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| WO2013053237A1 (en) | 2013-04-18 |
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Application publication date: 20130417 |