CN112910535A - System and method for improving coverage efficiency of 5G repeater - Google Patents
System and method for improving coverage efficiency of 5G repeater Download PDFInfo
- Publication number
- CN112910535A CN112910535A CN202110162454.9A CN202110162454A CN112910535A CN 112910535 A CN112910535 A CN 112910535A CN 202110162454 A CN202110162454 A CN 202110162454A CN 112910535 A CN112910535 A CN 112910535A
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- antenna
- mcu
- receiving
- antennas
- covering
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/155—Ground-based stations
-
- 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
- H04W16/18—Network planning tools
- H04W16/20—Network planning tools for indoor coverage or short range network deployment
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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
Abstract
The invention discloses a system and a method for improving the coverage efficiency of a 5G repeater. The system is provided with two receiving antennas and two covering antennas, wherein each receiving antenna and each covering antenna are controlled by a corresponding radio frequency switch, and the MCU is used for controlling the receiving antennas to be turned on or off according to the intensity of 5G signals received by the receiving antennas; and the controller is used for controlling the covering antenna to be turned on or off according to the strength of the uplink signal in the covering antenna. The invention ensures that the signal transmitted into the equipment is relatively best through MCU control, and increases the intelligent targeted coverage of selection while covering a wider coverage area of the angel. The stability of equipment is improved, and the maintenance cost is reduced.
Description
Technical Field
The invention belongs to the field of 5G communication, and particularly relates to a system and a method for improving the coverage efficiency of a 5G repeater.
Background
The 5G repeater is specially used for wireless coverage of a small-area, signals of a base station are directly introduced into an indoor coverage area through a wireless access mode, the signals of the base station are sent out through a small antenna, mobile phone signals are received at the same time, the mobile phone signals are uplinked to the base station, and therefore the purpose of eliminating signal blind areas is achieved. However, when receiving the base station signal, the product is easily affected by external factors, and the quality of the coverage effect is directly determined by the quality of the external information source. Therefore, during specific construction and installation, construction personnel are required to carefully and carefully select the position of the receiving antenna to ensure that the receiving antenna receives signals as good as possible, the process is time-consuming and labor-consuming, the position and the direction of the antenna are basically fixed and unchanged after the position of the receiving antenna is determined, and if an external information source is changed, the receiving antenna cannot be adjusted, so that the covering effect is greatly reduced. Similarly, the position of the coverage antenna in the coverage area is also fixed, if the usage of the coverage area changes, the traffic volume also changes, the coverage antenna cannot move, and the phenomena that the coverage effect of the area requiring coverage effect is not good and the area equipment without coverage requirement normally operates are easily caused. The customer complaint amount is increased, the maintenance cost is increased, and the original characteristics and advantages of the repeater can not be embodied.
Disclosure of Invention
The invention aims to overcome the defects and provides a system and a method for improving the coverage efficiency of a 5G repeater, thereby improving the stability of equipment and reducing the maintenance cost.
In order to achieve the purpose, the system for improving the coverage efficiency of the 5G repeater comprises an MCU (microprogrammed control unit), wherein the MCU is connected with two receiving antennas and two covering antennas, and each receiving antenna and each covering antenna are controlled by a corresponding radio frequency switch;
the receiving antenna is used for receiving 5G signals;
the covering antenna is used for transmitting 5G signals;
the MCU is used for controlling the receiving antenna to be turned on or off according to the strength of the 5G signal received by the receiving antenna; and the controller is used for controlling the covering antenna to be turned on or off according to the strength of the uplink signal in the covering antenna.
The receiving antenna and the covering antenna are both connected with corresponding radio frequency switches, and the radio frequency switches are connected with the MCU.
The receiving antenna is a dual-polarized antenna.
The coverage antenna is a dual-polarized antenna.
A method for improving the coverage efficiency of a 5G repeater comprises the following steps:
s1, the MCU continuously collects the 5G signal intensity of a plurality of receiving antennas and the uplink signal intensity of the covering antenna;
s2, the MCU reserves the connection of the receiving antenna with the highest 5G signal strength according to the 5G signal strength of all the receiving antennas, and disconnects the connection of other receiving antennas;
and S3, the MCU disconnects the coverage antennas without uplink signals according to the uplink signal strength of all the coverage antennas.
The specific method of S2 is as follows:
the radio frequency switches of the receiving antennas are IN the initial states of RF IN 1 and RF IN3, and receive the two signals, and RF IN2 and RF IN4 are IN the disconnection state;
starting to search the network, and acquiring and recording multiple sets of RSRP and SINR of signals received by RF IN 1 and RF IN3 by the MCU;
switching to the positions of RF IN2 and RF IN4 of the receiving antenna, starting to receive signals received by antenna elements corresponding to RF IN2 and RF IN4, and acquiring and recording the RSRP and SINR of multiple groups of signals by the MCU;
the MCU averages the recorded secondary data, starts to compare the average values of the two data, selects the time with the maximum RSRP and SINR value, adjusts the radio frequency switch to the receiving port corresponding to the time, and keeps the state.
In S3, the MCU controls to turn on all coverage antennas periodically, and resumes S1.
Compared with the prior art, the system provided by the invention is provided with two receiving antennas and two covering antennas, each receiving antenna and each covering antenna are controlled by a corresponding radio frequency switch, and the MCU is used for controlling the receiving antennas to be turned on or off according to the intensity of the 5G signals received by the receiving antennas; and the controller is used for controlling the covering antenna to be turned on or off according to the strength of the uplink signal in the covering antenna. The invention ensures that the signal transmitted into the equipment is relatively best through MCU control, and increases the intelligent targeted coverage of selection while covering a wider coverage area of the angel. The stability of equipment is improved, and the maintenance cost is reduced.
The method of the invention leads the signal received by one receiving antenna to be transmitted into the equipment, and the MCU starts to read and store the intensity and the signal-to-noise ratio of the received signal. After the recording is finished, the radio frequency switch is switched to the other side, the other receiving antenna starts to receive signals and transmits the signals to the equipment, and the MCU reads and ensures the strength and the signal-to-noise ratio of the signals received at this time. The MCU compares the data obtained twice, and takes the antenna to which the group of data with better average value belongs as a receiving antenna, so as to ensure that the received signal is relatively best when the MCU works. The coverage area also adopts two groups of coverage antennas which are respectively placed in the areas needing to be covered, the radio frequency switch is continuously switched by the MCU before the uplink signal is detected, when the uplink signal is detected at any port, the switch is switched to the corresponding port, the smooth path is kept, and the problem of poor coverage in the application process of the repeater equipment is solved.
Drawings
FIG. 1 is a schematic diagram of the system of the present invention;
fig. 2 is a schematic diagram of the present invention.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Referring to fig. 1, a system for improving coverage efficiency of a 5G repeater includes an MCU, the MCU is connected to two receiving antennas and two covering antennas, each of the receiving antennas and the covering antennas is controlled by a corresponding rf switch; the receiving antenna and the covering antenna are both connected with corresponding radio frequency switches, and the radio frequency switches are connected with the MCU. The receiving antenna is a dual-polarized antenna. The coverage antenna is a dual-polarized antenna.
The receiving antenna is used for receiving 5G signals;
the covering antenna is used for transmitting 5G signals;
the MCU is used for controlling the receiving antenna to be turned on or off according to the strength of the 5G signal received by the receiving antenna; and the controller is used for controlling the covering antenna to be turned on or off according to the strength of the uplink signal in the covering antenna.
A method for improving the coverage efficiency of a 5G repeater comprises the following steps:
s1, the MCU continuously collects the 5G signal intensity of a plurality of receiving antennas and the uplink signal intensity of the covering antenna;
s2, the MCU reserves the connection of the receiving antenna with the highest 5G signal strength according to the 5G signal strength of all the receiving antennas, and disconnects the connection of other receiving antennas; the specific method comprises the following steps:
the radio frequency switches of the receiving antennas are IN the initial states of RF IN 1 and RF IN3, and receive the two signals, and RF IN2 and RF IN4 are IN the disconnection state;
starting to search the network, and acquiring and recording multiple sets of RSRP and SINR of signals received by RF IN 1 and RF IN3 by the MCU;
switching to the positions of RF IN2 and RF IN4 of the receiving antenna, starting to receive signals received by antenna elements corresponding to RF IN2 and RF IN4, and acquiring and recording the RSRP and SINR of multiple groups of signals by the MCU;
the MCU averages the recorded secondary data, starts to compare the average values of the two data, selects the time with the maximum RSRP and SINR value, adjusts the radio frequency switch to the receiving port corresponding to the time, and keeps the state.
And S3, the MCU disconnects the coverage antennas without uplink signals according to the uplink signal strength of all the coverage antennas, and the MCU controls to switch on all the coverage antennas regularly and to re-perform S1.
Example (b):
referring to fig. 1 and 2, when the device is installed, two dual-polarized antennas are used as receiving antennas of the device, the two dual-polarized antennas are respectively placed at two pre-selected signal sources, the device is powered on, as shown IN fig. two, the radio frequency switch is IN an initial state of RF IN 1 and RF IN3, the two paths of signals are received, RF IN2 and RF IN4 are IN a disconnected state, the device starts to search a network, the MCU collects and records RSRP and SINR of the signals received by RF IN 1 and RF IN3, and multiple groups are recorded.
The MCU controls the RF switches to switch to RF IN2 and RF IN4 positions, the device starts to receive signals received by the antenna elements corresponding to RF IN2 and RF IN4, and the MCU collects and records RSRP and SINR of these signals for multiple sets (the same time as the previous recording).
The MCU averages the recorded secondary data, starts to compare the average values of the two data, selects the time with larger RSRP and SINR values, adjusts the radio frequency switch to the receiving port corresponding to the time, and keeps the state.
The equipment is designed into a 25-hour restart mechanism, and the actions are executed after each restart, so that the equipment can select more stable and better-quality information sources for a long time in the future operation process.
The covering antennas are also two dual-polarized antennas, when the equipment works normally, the radio frequency switch is used for switching on both the covering antennas by default, the MCU operates for a period of time and does not detect that one path has an uplink signal, and then the radio frequency switch is controlled to switch off the path of the covering antenna without the uplink signal after a period of time, and only one path is reserved. In the subsequent time, the two antennas are switched on regularly, the presence or absence of uplink signals is detected again, and the operation of one or two antennas is kept, so that the coverage area is increased, the operation power consumption is intelligently saved, and the effective utilization rate of equipment is increased.
Claims (7)
1. A system for improving the coverage efficiency of a 5G repeater is characterized by comprising an MCU (microprogrammed control unit), wherein the MCU is connected with two receiving antennas and two covering antennas, and each receiving antenna and each covering antenna are controlled by a corresponding radio frequency switch;
the receiving antenna is used for receiving 5G signals;
the covering antenna is used for transmitting 5G signals;
the MCU is used for controlling the receiving antenna to be turned on or off according to the strength of the 5G signal received by the receiving antenna; and the controller is used for controlling the covering antenna to be turned on or off according to the strength of the uplink signal in the covering antenna.
2. The system of claim 1, wherein the receiving antenna and the covering antenna are both connected to a corresponding RF switch, and the RF switch is connected to the MCU.
3. The system of claim 1, wherein the receive antenna is a dual polarized antenna.
4. The system of claim 1, wherein the coverage antenna is a dual polarized antenna.
5. A method for improving the coverage efficiency of a 5G repeater is characterized by comprising the following steps:
s1, the MCU continuously collects the 5G signal intensity of a plurality of receiving antennas and the uplink signal intensity of the covering antenna;
s2, the MCU reserves the connection of the receiving antenna with the highest 5G signal strength according to the 5G signal strength of all the receiving antennas, and disconnects the connection of other receiving antennas;
and S3, the MCU disconnects the coverage antennas without uplink signals according to the uplink signal strength of all the coverage antennas.
6. The method of claim 5, wherein the specific method of S2 is as follows:
the radio frequency switches of the receiving antennas are IN the initial states of RF IN 1 and RF IN3, and receive the two signals, and RF IN2 and RF IN4 are IN the disconnection state;
starting to search the network, and acquiring and recording multiple sets of RSRP and SINR of signals received by RF IN 1 and RF IN3 by the MCU;
switching to the positions of RF IN2 and RF IN4 of the receiving antenna, starting to receive signals received by antenna elements corresponding to RF IN2 and RF IN4, and acquiring and recording the RSRP and SINR of multiple groups of signals by the MCU;
the MCU averages the recorded secondary data, starts to compare the average values of the two data, selects the time with the maximum RSRP and SINR value, adjusts the radio frequency switch to the receiving port corresponding to the time, and keeps the state.
7. The method of claim 5G repeater coverage efficiency improvement according to claim 5, wherein in S3, the MCU controls all coverage antennas to be switched on periodically, and then proceeds to S1 again.
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| CN202110162454.9A CN112910535B (en) | 2021-02-05 | 2021-02-05 | Method for improving coverage efficiency of 5G repeater |
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