CN113193892A - Low-power 5G room distribution system and method - Google Patents
Low-power 5G room distribution system and method Download PDFInfo
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- CN113193892A CN113193892A CN202110475988.7A CN202110475988A CN113193892A CN 113193892 A CN113193892 A CN 113193892A CN 202110475988 A CN202110475988 A CN 202110475988A CN 113193892 A CN113193892 A CN 113193892A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
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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 discloses a low-power 5G indoor distribution system and a method, which can realize that equipment is changed from an MIMO state to an SISO state by closing a path of 5G radio frequency channel in a preset energy-saving time period, thereby reducing the power consumption of the system; the invention adaptively follows the measures of energy conservation and emission reduction of the information source by detecting the downlink input power of the system in real time. For example, if the information source is in the MIMO state, the system is in the MIMO state; if the information source is in the SISO state, the system is in the SISO state; if the source has no power output, the system closes all radio frequency channels.
Description
Technical Field
The invention relates to the field of wireless communication, in particular to a low-power 5G room distribution system and a low-power 5G room distribution method.
Background
With the rapid development of mobile internet and the rapid rise of a plurality of new services in recent years, such as online shopping, small videos, live videos, high-definition videos, AR/VR and the like, the demand for network traffic is sharply increased. According to the prediction of the industry, more than 85% of the traffic occurs in indoor scenes, so good indoor signal coverage plays a crucial role in meeting the traffic demand. However, the original passive indoor subsystem does not support 5G frequency band and does not support MIMO (Multiple Input Multiple output) deployment, and a 5G frequency shift indoor subsystem in the industry at present solves the above problems well, and can support 5G frequency in the original passive indoor subsystem and provide MIMO coverage.
This kind of frequency shift room divides system comprises near-end machine and remote terminal, and near-end machine is located the information source department, can be with 5G high frequency range down conversion for the low frequency channel that former room divides the system to support, and the remote terminal is located the system end, can restore the frequency after the frequency conversion to 5G information source frequency, provides signal coverage through antenna radiation. This kind of system can keep in the former passive room branch system passive devices such as POI, merit divide ware, coupler and present cable unchangeable, only needs to reform transform original distal end antenna and be the remote terminal machine, and source department increases near-end machine, alright realize realizing 5G MIMO passageway on former passive room branch system, can realize 5G signal indoor cover fast, has the property simultaneously and coordinates easily, advantages such as construction simplicity.
Although the 5G frequency shift room subsystem has the advantages, the system does not have the energy-saving and emission-reducing functions at present, and when a certain time period is in the morning, the traffic is small, but the equipment still works in an MIMO state; in addition, energy conservation and emission reduction measures of the information source cannot be followed in real time, and no matter whether the information source works in an MIMO state, a SISO (Single Input Single output) state or a power output is turned off, the equipment works in the MIMO state, so that meaningless power consumption is caused.
Disclosure of Invention
The invention aims to solve the problems that the existing 5G frequency shift chamber subsystem does not have energy-saving and emission-reducing measures in a specific time period and cannot follow an information source in a self-adaptive manner, and the like, and provides a low-power 5G chamber subsystem and a method.
In order to achieve the purpose, the low-power 5G chamber division method comprises the following steps:
s1, continuously detecting downlink input power of two different paths of 5G MIMO channels, and executing S2;
s2, judging whether the detected downlink input power of the 5G MIMO channel is smaller than a preset power threshold value, if so, executing S3; if not, go to S5;
s3, continuously detecting the power of the 5G MIMO channel in a preset time period, and executing S4;
s4, making probability statistics to the power less than the threshold value in a preset time period, if the probability is greater than the preset probability, closing the 5G MIMO channel, marking the channel as a closed state, and executing S7;
s5, if the path 5G MIMO channel is in a closed state, opening the path 5G MIMO channel, and marking the path 5G MIMO channel as open; simultaneously executing S8;
if the two 5G MIMO channels are in the open state, judging whether the monitoring platform sets an energy-saving time period, and executing S6;
s6, if entering the energy-saving time period, closing one path of 5G MIMO channel, converting the equipment from the MIMO state to the SISO state, marking the channel as closed, and executing S7;
otherwise, turning on the turned-off 5G MIMO channel, transitioning the device from SISO state to MIMO state, and marking the channel as on, while performing S8;
s7, informing each remote terminal to close the corresponding 5G MIMO channel in a broadcasting way;
and S8, informing each remote terminal to start the corresponding 5G MIMO channel in a broadcasting mode.
In S3, the total number of detections in a predetermined time period and the number of times that the downlink input power is smaller than a preset power threshold are recorded.
A low-power 5G room subsystem comprises a near-end machine and a far-end machine, wherein the near-end machine is connected with a signal source, and the far-end machine is communicated with the near-end machine;
the near-end machine comprises a monitoring module, a near-end machine control module, a near-end machine communication module, a near-end machine 5G MIMO-1 radio frequency channel and a near-end machine 5G MIMO-2 radio frequency channel, and the monitoring module, the near-end machine communication module, the near-end machine 5G MIMO-1 radio frequency channel and the near-end machine 5G MIMO-2 radio frequency channel are all connected with the near-end machine control module;
the remote machine comprises a remote machine communication module, a remote machine control module, a remote machine 5G MIMO-1 radio frequency channel and a remote machine 5G MIMO-2 radio frequency channel, and the remote machine communication module, the remote machine 5G MIMO-1 radio frequency channel and the remote machine 5G MIMO-2 radio frequency channel are all connected with the remote machine control module.
The monitoring module is communicated with the monitoring platform and is used for acquiring an energy-saving time period from the monitoring platform and reporting the SISO state, the MIMO state and the opening or closing state of the channel to the monitoring platform;
the near-end machine control module is used for detecting downlink input power of the near-end machine 5G MIMO radio frequency channel and closing or opening the near-end machine 5G MIMO channel;
the communication module is used for sending an instruction for opening or closing the 5G MIMO channel to each remote terminal;
and the near-end machine 5G MIMO-1 radio frequency channel and the near-end machine 5G MIMO-2 radio frequency channel are used for filtering and amplifying the uplink and the downlink of the 5G signals.
The far-end machine communication module is communicated with the near-end machine and used for acquiring an opening or closing instruction of the 5G MIMO channel from the near-end machine;
the remote machine control module is used for opening or closing a 5G MIMO radio frequency channel of the remote machine;
and the remote machine 5G MIMO-1 radio frequency channel and the remote machine 5G MIMO-2 radio frequency channel are used for filtering and amplifying the uplink and the downlink of the 5G signals.
The near-end machine and the far-end machine are connected to the passive room division system.
The monitoring module is a 4G module or a 5G module.
Compared with the prior art, the invention can realize that the equipment is changed from the MIMO state to the SISO state by closing one path of 5G radio frequency channel in the preset energy-saving time period, thereby reducing the power consumption of the system; the invention adaptively follows the measures of energy conservation and emission reduction of the information source by detecting the downlink input power of the system in real time. For example, if the information source is in the MIMO state, the system is in the MIMO state; if the information source is in the SISO state, the system is in the SISO state; if the source has no power output, the system closes all radio frequency channels.
The system comprises the near-end machine and the far-end machine, wherein the near-end machine is connected with the information source, and the far-end machine is communicated with the near-end machine, so that the power consumption can be reduced in a specific time period, the energy can be saved, the emission can be reduced, the self-adaption following information source can be realized, and the purposes of saving energy and reducing emission can be further achieved.
Drawings
FIG. 1 is a flow chart of an embodiment of the present invention;
fig. 2 is a system diagram of a near-end unit of the present invention;
FIG. 3 is a system diagram of a remote unit of the present invention;
fig. 4 is a block diagram of the system of the present invention.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Referring to fig. 1 and 4, a low power 5G chamber division method includes the steps of:
step 1: and a control module of the near-end machine continuously and respectively detects downlink input power of the two paths of 5G MIMO channels, and records the downlink input power as Pin.
Step 2: determining whether the detected downlink input power of the 5G MIMO channel is smaller than a preset power threshold, i.e. Pin < Pthr? Where Pthr is a predetermined power threshold. If yes, continuously detecting the channel downlink input power within a preset time period Tthr, and recording the total detection times N and the times N of Pin < Pthr within the time period Tthr.
And step 3: the probability G that Pin < Pthr occurs within a preset time period Tthr is calculated as G ═ N/nx 100%.
And 4, step 4: determining whether the probability of Pin < Pthr occurring within a preset time period Tthr is greater than a preset probability threshold, i.e., G > Gthr? If yes, closing the 5G MIMO channel, marking the channel as closed, and simultaneously informing each remote terminal to close the corresponding 5G MIMO channel in a broadcasting way.
And 5: if the downlink input power of the 5G MIMO channel is detected to be greater than or equal to a preset power threshold value, namely Pin > Pthr, and the channel is in a closed state, the 5G MIMO channel is opened, the channel is marked as opened, and meanwhile, each remote terminal is informed to open the corresponding 5G MIMO channel in a broadcasting mode.
Step 6: and if the 2-path 5G MIMO channel of the near-end machine is in an open state, judging whether the monitoring platform sets an energy-saving time period.
And 7: if the monitoring platform sets an energy saving time period, then determine if the device has entered the energy saving time period?
And 8: if the equipment enters the energy-saving time period, closing one path of 5G MIMO channel, converting the equipment from the MIMO state to the SISO state, marking the channel as closed, and simultaneously informing each remote terminal to close the corresponding 5G MIMO channel in a broadcasting way.
And step 9: if the device deduces the energy-saving time period, the closed 5G MIMO channel is opened, the device is converted from the SISO state to the MIMO state, the channel is marked as being opened, and meanwhile, each remote terminal is informed to open the corresponding 5G MIMO channel in a broadcasting mode.
A low power 5G room subsystem includes a near-end unit and a far-end unit, the near-end unit is connected to a source, and the far-end unit is communicated with the near-end unit.
Referring to fig. 2, the near-end machine includes a monitoring module, a near-end machine control module, a near-end machine communication module, a near-end machine 5G MIMO-1 radio frequency channel, and a near-end machine 5G MIMO-2 radio frequency channel.
The monitoring module is communicated with the monitoring platform, acquires the energy-saving time period from the monitoring platform, and reports the SISO state, the MIMO state and the opening or closing state of the channel to the monitoring platform.
Further, the monitoring module can be a 4G module or a 5G module.
Further, after receiving the energy-saving time period set by the monitoring platform, the monitoring module sends the energy-saving time period to the control module, and the monitoring module performs MIMO or SISO switching on the device based on the energy-saving time period.
Further, the monitoring module can acquire the network time from the information source and send the acquired network time to the monitoring module, and the monitoring module judges whether the equipment enters or exits the energy-saving time period according to the network time.
The near-end machine control module is used for detecting downlink input power of the near-end machine 5G MIMO radio frequency channel and closing or opening the near-end machine 5G MIMO channel.
The near-end machine communication module is used for communicating with each far-end machine and sending the opening or closing instruction of the near-end machine 5G MIMO channel to each far-end machine.
Further, the communication module sends the opening or closing instruction of the 5G MIMO channel to each remote terminal in a broadcasting mode.
And the near-end machine 5G MIMO-1 radio frequency channel and the near-end machine 5G MIMO-2 radio frequency channel are used for filtering and amplifying the uplink and the downlink of the 5G signals.
Referring to fig. 3, the remote unit includes a remote unit communication module, a remote unit control module, a remote unit 5G MIMO-1 rf path and a remote unit 5G MIMO-2 rf path.
The far-end machine communication module is used for communicating with the near-end machine and obtaining the opening or closing instruction of the 5G MIMO channel from the near-end machine.
The remote machine control module is used for opening or closing the 5G MIMO radio frequency channel.
And the remote machine 5G MIMO-1 radio frequency channel and the remote machine 5G MIMO-2 radio frequency channel are used for filtering and amplifying the uplink and the downlink of the 5G signals.
The near-end machine and the far-end machine are connected to the passive room division system.
Claims (7)
1. A low-power 5G chamber division method is characterized by comprising the following steps:
s1, continuously detecting downlink input power of two different paths of 5G MIMO channels, and executing S2;
s2, judging whether the detected downlink input power of the 5G MIMO channel is smaller than a preset power threshold value, if so, executing S3; if not, go to S5;
s3, continuously detecting the power of the 5G MIMO channel in a preset time period, and executing S4;
s4, making probability statistics to the power less than the threshold value in a preset time period, if the probability is greater than the preset probability, closing the 5G MIMO channel, marking the channel as a closed state, and executing S7;
s5, if the 5G MIMO channel is in the close state, the 5G MIMO channel is opened, and the 5GMIMO channel is marked as open; simultaneously executing S8;
if the two 5G MIMO channels are in the open state, judging whether the monitoring platform sets an energy-saving time period, and executing S6;
s6, if entering the energy-saving time period, closing one path of 5G MIMO channel, converting the equipment from the MIMO state to the SISO state, marking the channel as closed, and executing S7;
otherwise, turning on the turned-off 5G MIMO channel, transitioning the device from SISO state to MIMO state, and marking the channel as on, while performing S8;
s7, informing each remote terminal to close the corresponding 5G MIMO channel in a broadcasting way;
and S8, informing each remote terminal to start the corresponding 5G MIMO channel in a broadcasting mode.
2. The method of claim 1, wherein in step S3, the total number of detections within a predetermined time period and the number of times that the downlink input power is smaller than a preset power threshold are recorded.
3. An indoor division system based on the low-power 5G indoor division method of claim 1, characterized by comprising a near-end machine and a far-end machine, wherein the near-end machine is connected with a signal source, and the far-end machine is communicated with the near-end machine;
the near-end machine comprises a monitoring module, a near-end machine control module, a near-end machine communication module, a near-end machine 5G MIMO-1 radio frequency channel and a near-end machine 5G MIMO-2 radio frequency channel, and the monitoring module, the near-end machine communication module, the near-end machine 5G MIMO-1 radio frequency channel and the near-end machine 5G MIMO-2 radio frequency channel are all connected with the near-end machine control module;
the remote machine comprises a remote machine communication module, a remote machine control module, a remote machine 5G MIMO-1 radio frequency channel and a remote machine 5G MIMO-2 radio frequency channel, and the remote machine communication module, the remote machine 5G MIMO-1 radio frequency channel and the remote machine 5G MIMO-2 radio frequency channel are all connected with the remote machine control module.
4. The low-power 5G indoor distribution system of claim 3, wherein the monitoring module is in communication with the monitoring platform, and configured to obtain the energy saving time period from the monitoring platform, and report the on/off states of the devices, namely, the SISO state, the MIMO state, and the channel to the monitoring platform;
the near-end machine control module is used for detecting downlink input power of the near-end machine 5G MIMO radio frequency channel and closing or opening the near-end machine 5G MIMO channel;
the communication module is used for sending an instruction for opening or closing the 5G MIMO channel to each remote terminal;
and the near-end machine 5G MIMO-1 radio frequency channel and the near-end machine 5G MIMO-2 radio frequency channel are used for filtering and amplifying the uplink and the downlink of the 5G signals.
5. The low-power 5G indoor subsystem as claimed in claim 3, wherein the remote communication module is in communication with the near-end unit for obtaining on or off commands of 5G MIMO channel from the near-end unit;
the remote machine control module is used for opening or closing a 5G MIMO radio frequency channel of the remote machine;
and the remote machine 5G MIMO-1 radio frequency channel and the remote machine 5G MIMO-2 radio frequency channel are used for filtering and amplifying the uplink and the downlink of the 5G signals.
6. The low power 5G indoor subsystem of claim 3, wherein said near end unit and said far end unit are connected to a passive indoor subsystem.
7. The low-power 5G indoor distribution system of claim 3, wherein the monitoring module is a 4G module or a 5G module.
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