CN113115334A - 5g distributed community network coverage system - Google Patents
5g distributed community network coverage system Download PDFInfo
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- CN113115334A CN113115334A CN202110366824.0A CN202110366824A CN113115334A CN 113115334 A CN113115334 A CN 113115334A CN 202110366824 A CN202110366824 A CN 202110366824A CN 113115334 A CN113115334 A CN 113115334A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/08—Testing, supervising or monitoring using real traffic
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The invention relates to a 5g distributed community network coverage system. The system comprises: a base station, a near-end device and a plurality of far-end devices; the base station communicates with the near-end equipment; the near-end equipment communicates with the far-end equipment in each household to be covered through optical fibers or network cables; the far-end equipment is used for receiving uplink data of corresponding terminal equipment in a family to be covered and transmitting the uplink data to the near-end equipment when the fact that the uplink data has service information is determined; the near-end equipment is used for detecting the antenna quality according to the base station signal, determining an optimal antenna, amplifying the signal of the optimal antenna and synchronizing the signal of the cell to be covered, and then distributing the downlink data received by the optimal antenna to the far-end equipment; the near-end equipment is also used for calibrating the transmission delay information of the far-end equipment and judging whether to upload the amplified data to the base station according to the uplink data uploaded by the far-end equipment. The invention has the characteristics of low cost and low power consumption.
Description
Technical Field
The invention relates to the field of 5g network communication, in particular to a 5g distributed community network coverage system.
Background
The problem of 5g network power consumption currently becomes a key technical difficulty for 5g network deployment, wherein the AAU unit has become a main reason for the increase of 5g base station power consumption. The indoor coverage has great technical challenges, especially in the 3.5gHz/5gHz band and the indoor attenuation benchmark of 10db, if the indoor attenuation benchmark is within a few walls, the coverage and the power consumption are contradictory.
In the existing scheme, the problem of high solution cost of the home base station exists; the Mangebao products have the problems of difficult installation and deployment, incapability of realizing MIMO and relatively high cost; the repeater can not complete 5g UE uplink monitoring, and all the channels transmitted on the UL sub-frames cause serious interference received by the base station, so that the support capability of the base station is reduced.
Disclosure of Invention
The invention aims to provide a 5g distributed community network coverage system which has the characteristics of low cost and low power consumption.
In order to achieve the purpose, the invention provides the following scheme:
a 5g distributed community network overlay system, comprising: a base station, a near-end device and a plurality of far-end devices;
the base station is in communication with the near-end device; the near-end equipment is communicated with the far-end equipment in each household to be covered through optical fibers or network cables;
the far-end equipment is used for receiving uplink data of corresponding terminal equipment in a family to be covered and transmitting the uplink data to the near-end equipment when the fact that the uplink data has service information is determined;
the near-end equipment is used for carrying out antenna quality detection according to base station signals, determining an optimal antenna, amplifying signals of the optimal antenna and carrying out signal synchronization of a cell to be covered, and then distributing downlink data received by the optimal antenna to the far-end equipment; the near-end device is further configured to calibrate transmission delay information of the far-end device, and determine whether to upload the amplified data to the base station according to uplink data uploaded by the far-end device.
Optionally, the proximal device comprises: a smart antenna and a control unit;
the smart antenna is in communication with the base station; the control unit is in communication with the smart antenna and the plurality of remote devices;
the intelligent antenna is used for carrying out antenna quality detection according to base station signals, determining an optimal antenna, amplifying signals of the optimal antenna and carrying out signal synchronization of a cell to be covered, and then distributing downlink data received by the optimal antenna to the remote equipment;
the control unit is configured to calibrate transmission delay information of the remote device, and determine whether to upload the amplified data to the base station according to uplink data uploaded by the remote device.
Optionally, the smart antenna includes: the system comprises an antenna, a radio frequency/frequency management module, a signal quality monitoring module and a signal synchronization module;
the antenna is in communication with the base station; the radio frequency/frequency management module is communicated with a plurality of remote devices; the radio frequency/frequency management module is also communicated with the signal quality monitoring module and the signal synchronization module respectively.
Optionally, the signal quality monitoring module includes an algorithm sub-module and an optimal antenna determination sub-module;
the algorithm module is used for determining the signal-to-noise ratio of each antenna according to the base station signals;
and the optimal antenna determining submodule is used for determining the optimal antenna according to the signal-to-noise ratio.
Optionally, the signal quality monitoring module further includes: a location determination submodule;
and the position determining submodule is used for judging whether the current antenna placing position meets the requirement of being more than or equal to the set rate or not according to the output signal quality information.
Optionally, the control unit includes: the system comprises a radio frequency interface module, a downlink data processing module, an uplink data processing module, a delay correction module and an optical fiber/network interface;
the radio frequency interface module is communicated with the radio frequency/frequency management module; the radio frequency interface module is also communicated with the downlink data processing module and the uplink data processing module respectively; the output end of the downlink data processing module is connected with the optical fiber/network port; the input end of the uplink data processing module is connected with the optical fiber/network port; and the uplink data processing module communicates with the delay correction module in the sea area.
Optionally, the remote device includes: a micro radio frequency module;
the micro radio frequency module includes: the system comprises a downlink data processing unit, an uplink data processing unit, a radio frequency management unit and an antenna unit;
the antenna unit is communicated with the radio frequency management unit; the radio frequency management unit is used for converting the received data of the terminal equipment to a baseband and transmitting the data to the uplink data processing unit; the radio frequency management unit is further configured to convert data received by the downlink data processing unit into a radio frequency and send the radio frequency to an air interface.
Optionally, the method further includes: a plurality of home optical/network devices;
each home-entry optical/network device is communicated with the near-end device through an optical fiber or a network cable; each home-entry optical/network device is communicated with the corresponding remote device.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects:
according to the 5g distributed community network coverage system provided by the invention, the antennas with good quality are adjusted and selected through the near-end equipment to receive and send data, and the signal synchronization of the cell to be covered is carried out, so that the anti-interference performance of the data is improved. Moreover, the cost is reduced by adopting distributed remote equipment; and the indoor coverage is completed under the condition that the power consumption of the base station is not increased, so that the effect of low power consumption is realized.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
FIG. 1 is a schematic structural diagram of a 5g distributed community network coverage system provided in the present invention;
FIG. 2 is a schematic diagram of a 5g distributed community network coverage system provided by the present invention;
FIG. 3 is a schematic structural diagram of a proximal device according to the present invention;
fig. 4 is a schematic structural diagram of a remote device provided in the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention aims to provide a 5g distributed community network coverage system which has the characteristics of low cost and low power consumption.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Fig. 1 is a schematic structural diagram of a 5g distributed community network coverage system provided by the present invention, fig. 2 is a schematic principle diagram of a 5g distributed community network coverage system provided by the present invention, and as shown in fig. 1 and fig. 2, the 5g distributed community network coverage system provided by the present invention includes: a base station 1, a near end device 2 and a plurality of far end devices 3.
The base station 1 communicates with the near-end device 2; the near-end device 2 communicates with the far-end device 3 in each home to be covered through an optical fiber or a network cable. That is, the near-end device 2 is connected to the optical fiber and network cable bus of the building by means of optical fiber and network cable, and the far-end device 3 is installed at the entrance of the optical fiber and network port of each home to be covered. Communication with the remote devices 3 in each home to be covered is achieved via optical fibres or network cables.
The far-end device 3 is configured to receive uplink data of a corresponding terminal device in a home to be covered, and transmit the uplink data to the near-end device 2 when it is determined that service information exists in the uplink data.
The near-end device 2 is configured to perform antenna quality detection according to the signal of the base station 1, determine an optimal antenna, amplify the signal of the optimal antenna, perform signal synchronization of a cell to be covered, and then distribute downlink data received through the optimal antenna to the far-end device 3; the near-end device 2 is further configured to calibrate transmission delay information of the far-end device 3, and determine whether to upload amplified data to the base station 1 according to uplink data uploaded by the far-end device 3.
As a specific embodiment, the near-end device 2 is further configured to determine whether there is valid transmission data by determining whether the signal energy exceeds a threshold, so as to ensure that invalid data is not transmitted to null during standby.
As shown in fig. 3, the proximal device 2 includes: a smart antenna 21 and a control unit 22.
The smart antenna 21 is in communication with the base station 1; the control unit 22 is in communication with the smart antenna 21 and a plurality of the remote devices 3;
the smart antenna 21 is configured to perform antenna quality detection according to a signal of the base station 1, determine an optimal antenna, amplify the signal of the optimal antenna, perform signal synchronization of a cell to be covered, and then distribute downlink data received through the optimal antenna to the remote device 3;
the control unit 22 is configured to calibrate transmission delay information of the remote device 3, and determine whether to upload amplified data to the base station 1 according to uplink data uploaded by the remote device 3.
As shown in fig. 3, the smart antenna 21 includes: an antenna 211, an rf/rf management module 212, a signal quality monitoring module 213, and a signal synchronization module 214.
The antenna 211 communicates with the base station 1; the rf/rf management module 212 communicates with a plurality of the remote devices 3; the rf/rf management module 212 is also in communication with the signal quality monitoring module 213 and the signal synchronization module 214, respectively.
As a specific embodiment, the antenna 211 is an antenna array unit, and is used for receiving signals from the base station 1.
The signal quality monitoring module 213 comprises an algorithm sub-module and an optimal antenna determination sub-module;
the algorithm module is used for determining the signal-to-noise ratio of each antenna according to the base station 1 signal;
and the optimal antenna determining submodule is used for determining the optimal antenna according to the signal-to-noise ratio.
The signal quality monitoring module 213 further includes: a location determination submodule;
and the position determining submodule is used for judging whether the current antenna placing position meets the requirement of being more than or equal to the set rate or not according to the output signal quality information. Wherein outputting the signal quality information comprises: RSSI, RSRP, RSRQ, and SNR.
As shown in fig. 3, the control unit 22 includes: a radio frequency interface module 221, a downlink data processing module 222, an uplink data processing module 223, a delay correction module 224 and an optical fiber/network interface 225;
the rf interface module 221 communicates with the rf/rf management module 212; the radio frequency interface module 221 is further in communication with the downlink data processing module 222 and the uplink data processing module 223, respectively; the output end of the downstream data processing module 222 is connected to the optical fiber/network interface 225; the input end of the uplink data processing module 223 is connected to the optical fiber/network port 225; the uplink data processing module 223 communicates with the delay correction module 224 in the sea area.
The specific data sending processing flow is as follows:
the near-end equipment 2 receives uplink data of the multi-path distributed far-end equipment 3 through an optical fiber/network cable interface; the uplink data processing module 223 is responsible for merging the multiple paths of uplink data (the time delay information of multiple paths of devices needs to be utilized); the uplink data processing module 223 sends the processed data to the rf/rf management module through the rf interface module 221, and sends the data to the base station 1 side through the selected optimal antenna through the rf/rf management module.
As shown in fig. 4, the remote apparatus 3 includes: a micro radio frequency module 31;
the micro rf module 31 includes: a downlink data processing unit 311, an uplink data processing unit 312, a radio frequency management unit 313 and an antenna unit 314;
the antenna unit 314 is in communication with the radio frequency management unit 313; the radio frequency management unit 313 is configured to convert the received data of the terminal device to a baseband and transmit the data to the uplink data processing unit 312; the radio frequency management unit 313 is further configured to convert the data received by the downlink data processing unit 311 into a radio frequency, and send the radio frequency to an air interface.
As shown in fig. 1, the 5g distributed community network coverage system provided by the present invention further includes: a plurality of home optical/network devices;
each of the home optical/network devices communicates with the near-end device 2 through an optical fiber or a network cable; each of the home optical/network devices communicates with the corresponding remote device 3.
The invention receives and sends data to the base station 1 through the antenna unit 314, namely, the antenna unit 314 is arranged at the visible part of the base station 1; the control unit 22 adjusts and selects the antenna with good quality for receiving and transmitting, and synchronously completes the signal quality monitoring and synchronous indication signal output of the base station 1. One-user-one-remote equipment 3, namely distributed remote equipment 3, is realized, and multi-user management is completed; and the far-end equipment 3 and the near-end equipment 2 communicate through optical fibers and network cables to realize that the home-entry optical fibers and the network cables complete data transmission. The present invention includes, but is not limited to: integrated RU solutions, FPGA + RF implementations.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The principles and embodiments of the present invention have been described herein using specific examples, which are provided only to help understand the method and the core concept of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (8)
1. A 5g distributed community network overlay system, comprising: a base station, a near-end device and a plurality of far-end devices;
the base station is in communication with the near-end device; the near-end equipment is communicated with the far-end equipment in each household to be covered through optical fibers or network cables;
the far-end equipment is used for receiving uplink data of corresponding terminal equipment in a family to be covered and transmitting the uplink data to the near-end equipment when the fact that the uplink data has service information is determined;
the near-end equipment is used for carrying out antenna quality detection according to base station signals, determining an optimal antenna, amplifying signals of the optimal antenna and carrying out signal synchronization of a cell to be covered, and then distributing downlink data received by the optimal antenna to the far-end equipment; the near-end device is further configured to calibrate transmission delay information of the far-end device, and determine whether to upload the amplified data to the base station according to uplink data uploaded by the far-end device.
2. The 5g distributed community network coverage system of claim 1, wherein said near-end device comprises: a smart antenna and a control unit;
the smart antenna is in communication with the base station; the control unit is in communication with the smart antenna and the plurality of remote devices;
the intelligent antenna is used for carrying out antenna quality detection according to base station signals, determining an optimal antenna, amplifying signals of the optimal antenna and carrying out signal synchronization of a cell to be covered, and then distributing downlink data received by the optimal antenna to the remote equipment;
the control unit is configured to calibrate transmission delay information of the remote device, and determine whether to upload the amplified data to the base station according to uplink data uploaded by the remote device.
3. The 5g distributed community network coverage system of claim 2, wherein said smart antenna comprises: the system comprises an antenna, a radio frequency/frequency management module, a signal quality monitoring module and a signal synchronization module;
the antenna is in communication with the base station; the radio frequency/frequency management module is communicated with a plurality of remote devices; the radio frequency/frequency management module is also communicated with the signal quality monitoring module and the signal synchronization module respectively.
4. The 5g distributed community network coverage system according to claim 3, wherein said signal quality monitoring module comprises an algorithm sub-module and an optimal antenna determination sub-module;
the algorithm module is used for determining the signal-to-noise ratio of each antenna according to the base station signals;
and the optimal antenna determining submodule is used for determining the optimal antenna according to the signal-to-noise ratio.
5. The 5g distributed community network coverage system of claim 4, wherein said signal quality monitoring module further comprises: a location determination submodule;
and the position determining submodule is used for judging whether the current antenna placing position meets the requirement of being more than or equal to the set rate or not according to the output signal quality information.
6. The 5g distributed community network coverage system of claim 3, wherein said control unit comprises: the system comprises a radio frequency interface module, a downlink data processing module, an uplink data processing module, a delay correction module and an optical fiber/network interface;
the radio frequency interface module is communicated with the radio frequency/frequency management module; the radio frequency interface module is also communicated with the downlink data processing module and the uplink data processing module respectively; the output end of the downlink data processing module is connected with the optical fiber/network port; the input end of the uplink data processing module is connected with the optical fiber/network port; and the uplink data processing module communicates with the delay correction module in the sea area.
7. The 5g distributed community network coverage system of claim 1, wherein said remote device comprises: a micro radio frequency module;
the micro radio frequency module includes: the system comprises a downlink data processing unit, an uplink data processing unit, a radio frequency management unit and an antenna unit;
the antenna unit is communicated with the radio frequency management unit; the radio frequency management unit is used for converting the received data of the terminal equipment to a baseband and transmitting the data to the uplink data processing unit; the radio frequency management unit is further configured to convert data received by the downlink data processing unit into a radio frequency and send the radio frequency to an air interface.
8. The 5g distributed community network overlay system of claim 1, further comprising: a plurality of home optical/network devices;
each home-entry optical/network device is communicated with the near-end device through an optical fiber or a network cable; each home-entry optical/network device is communicated with the corresponding remote device.
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| CN202110366824.0A CN113115334A (en) | 2021-04-06 | 2021-04-06 | 5g distributed community network coverage system |
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| CN202110366824.0A CN113115334A (en) | 2021-04-06 | 2021-04-06 | 5g distributed community network coverage system |
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| CN211830769U (en) * | 2020-05-18 | 2020-10-30 | 厦门南邮信达通信科技有限公司 | 5G frequency conversion light distribution system |
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| CN201303328Y (en) * | 2008-10-24 | 2009-09-02 | 厦门特力通信息技术有限公司 | CDMA intelligent extending and covering system |
| CN102208935A (en) * | 2010-03-31 | 2011-10-05 | 重庆重邮信科通信技术有限公司 | Repeater of time division duplex system |
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