CN105704793A - Base station control method and base station - Google Patents
Base station control method and base station Download PDFInfo
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- CN105704793A CN105704793A CN201410709602.4A CN201410709602A CN105704793A CN 105704793 A CN105704793 A CN 105704793A CN 201410709602 A CN201410709602 A CN 201410709602A CN 105704793 A CN105704793 A CN 105704793A
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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
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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 present invention discloses a base station control method and a base station. The method comprises the steps that the base station monitors the activated user number of a cell according to a preset statistical period, and a cell which is not activated in the statistical period enters into a cell sleep mode. Seen from the method of the present invention, as long as the cell enters the cell sleep mode, the system bandwidth is adjusted to a minimum, thus the signal coverage is ensured by the processing, the access of a subsequent terminal and the experience of a user are ensured, and the energy saving of the base station is realized. Further, when all cells within the base station enter into the cell sleep mode, the baseband processing unit of the base station enters into a sleep mode. According to the method, when all cells of the base station enter into the cell sleep mode, the working state of the baseband processing unit of the base station is adjusted further, thus the baseband processing unit enters into the sleep mode with low voltage operation and process blocking, and the energy saving of the base station is realized further.
Description
Technical field
The present invention relates to moving communicating field power-saving technology, espespecially one base station control method and base station。
Background technology
Display according to Gartner consultation report, the accounting that directly affects of Global Emissions of Greenhouse Gas is about 2～2.5% by ICT (ICT, InformationCommunicationTechnology) industry。Wherein, the impact of communication industry accounts for 1/4, year power consumption already more than 20,000,000,000 kilowatt hours。According to measuring and calculating, the energy resource consumption of base station accounts for the 90% of whole mobile communication network device energy consumption, accounts for the 60%～70% of common carrier entirety O&M total power consumption。
Base station energy-saving is the key that whole mobile communications network is energy-conservation, and how to reduce base station energy consumption and also become environmental protection and the cost topic that common carrier is paid close attention to。At present, the major programme of the energy-conservation proposition of the base station degree of depth is that community turns off by industry, but, carrying out community shutoff process when user is not activated in community, signal can be affected and cover, it is possible to causing subsequent terminal cannot realize accessing, thus have impact on Consumer's Experience。In prior art, for resource free time section and the community not activating user, still without good energy-saving scheme。
Summary of the invention
In order to solve above-mentioned technical problem, the present invention provides a kind of base station control method and base station, it is possible to realizes resource free time section community and does not activate the cell energy-saving under user's scene, reaches the base station degree of depth energy-conservation。
In order to reach the object of the invention, the invention provides a kind of base station control method, including: base station is according to the excited user number of the measurement period monitoring community pre-set；
The community never activating user in measurement period enters cell dormancy pattern。
The excited user number of described monitoring community includes: the baseband processing unit of described base station, in the measurement period that the activation user situation to community pre-set is added up, monitors the excited user number of community。
Described entrance cell dormancy pattern includes:
Radio frequency unit corresponding to described community launches cell signal with low bandwidth, retains monitor process, low-power consumption radio frequency process；The radio frequency unit of described community preserves the base band data in a system frame number SFN cycle and cycles through。
The radio frequency unit that the community of described entrance cell dormancy pattern is corresponding specifically includes with low bandwidth transmitting cell signal:
The radio frequency unit Bandwidth adjustment that the community of described entrance cell dormancy pattern is corresponding is the Bandwidth adjustment value pre-set；
Or, add up according to the network management server beforehand through community and analyze each community drawn free time section and in these free time sections spendable system bandwidth, be bandwidth value corresponding to place time period by the Bandwidth adjustment of radio frequency unit corresponding for community；Within the corresponding time period, the Bandwidth adjustment of the radio frequency unit of the community of described entrance cell dormancy pattern is described spendable system bandwidth value corresponding to this time period。
When the radio frequency unit Bandwidth adjustment that the community of described entrance cell dormancy pattern is corresponding is the Bandwidth adjustment value pre-set, described in the Bandwidth adjustment value that pre-sets be 1.4M。
When all communities in described base station have been enter into cell dormancy pattern, the method also includes: the baseband processing unit of described base station enters park mode。
The baseband processing unit of described entrance park mode is: low pressure operation, idle process block, and only retains and can guarantee that community part monitor process needed for returning to normal condition from resting state。
The method also includes: have been enter into the community of described cell dormancy pattern, upon receipt of active information, activates this community and makes it recover normal condition。
Described activation cell makes it recover normal condition to specifically include:
If the baseband processing unit of described base station has been in park mode, then activates the baseband processing unit of described base station simultaneously, and receive the radio frequency unit of the community of active information；
If the baseband processing unit of described base station is not in park mode, then activate the radio frequency unit of the community receiving active information。
Described active information includes: the metrical information switched in the random pilot information of terminal Stochastic accessing or base station or the active information of the handover request from mobile management entity MME or the handover request from X2 link or background net management。
Present invention also offers a kind of base station, at least include baseband processing unit, one or more radio frequency units corresponding with community；Wherein,
Baseband processing unit, for the excited user number according to the measurement period monitoring community pre-set, radio frequency unit output first notice corresponding to the community never activating user in measurement period；
Radio frequency unit, is used for receiving the first notice, enters cell dormancy pattern。
Described radio frequency unit specifically for: receive the first notice, with in the Bandwidth adjustment value pre-set or the corresponding free time section added up in advance spendable system bandwidth launch cell signal, radio frequency unit retain monitor process, low-power consumption radio frequency process；Preserve the base band data in a SFN cycle and cycle through。
Described baseband processing unit is additionally operable to, and when all communities in described base station have been enter into cell dormancy pattern, enters park mode。
Described radio frequency unit has been enter into park mode, is additionally operable to, and receives active information, and activation cell makes it recover normal condition。
Described radio frequency unit has been enter into park mode, and when receiving active information, specifically for:
When described baseband processing unit has been in park mode, then activate described baseband processing unit simultaneously, and receive the radio frequency unit of the community of active information so that it is return to the normal condition before dormancy；
When described baseband processing unit is not in park mode, then directly activate the radio frequency unit of the community receiving active information so that it is return to the normal condition before dormancy。
Compared with prior art, technical scheme includes the base station excited user number according to the measurement period monitoring community pre-set；The community never activating user in measurement period enters cell dormancy pattern。From the inventive method, as long as there being community to enter cell dormancy pattern, its system bandwidth will be adjusted to minimum, the software system of radio frequency unit blocks idle software process, power module controls the voltage supply of idle hardware unit, and normal condition can be restored immediately to by the accidental access signal of such as terminal initiation from resting state, such process both ensure that the covering of signal, ensures that access and the Consumer's Experience of subsequent terminal, achieves again the energy-conservation of base station。
Further, when all communities in base station have been enter into cell dormancy pattern, the baseband processing unit of base station enters park mode。The inventive method is by when all communities of base station all enter cell dormancy pattern, further the duty of the baseband processing unit of base station is adjusted, make it into the park mode of low pressure operation, idle process obstruction, thus furthermore achieved that the energy-conservation of base station；Baseband processing unit and radio frequency unit simultaneously, the energy active information such as random access information, handover information, it is promptly restored to normal condition。
Further, having been enter into the community of park mode, upon receipt of active information, activation cell makes it recover normal condition immediately。This ensure that the access of subsequent terminal and Consumer's Experience。
Other features and advantages of the present invention will be set forth in the following description, and, partly become apparent from description, or understand by implementing the present invention。The purpose of the present invention and other advantages can be realized by structure specifically noted in description, claims and accompanying drawing and be obtained。
Accompanying drawing explanation
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, and the schematic description and description of the present invention is used for explaining the present invention, is not intended that inappropriate limitation of the present invention。In the accompanying drawings:
Fig. 1 is the flow chart of base station control method of the present invention；
Fig. 2 is the composition structural representation of base station of the present invention；
Fig. 3 is the schematic diagram that the present invention realizes the first embodiment that base station controls；
Fig. 4 is the schematic diagram that the present invention realizes the second embodiment that base station controls；
Fig. 5 is the schematic diagram that the present invention realizes the 3rd embodiment that base station controls；
Fig. 6 is the schematic diagram that the present invention realizes the 4th embodiment that base station controls。
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearly understand, below in conjunction with accompanying drawing, embodiments of the invention are described in detail。It should be noted that when not conflicting, the embodiment in the application and the feature in embodiment can combination in any mutually。
One skilled in the art will appreciate that the baseband processing unit primary responsibility S1 data of base station and the process of signaling, inside of base station monitoring and data signaling process, Base-Band Processing such as the maintenance of the process such as coding, multiplexing, modulation and spread spectrum, webmaster link and X2 link, local and remote Operation and Maintenance function etc.。The radio frequency unit primary responsibility of base station and baseband processing unit carry out the reception etc. of baseband digital transmission, power match, the transmission of downlink data, upstream data。
Six kinds of bandwidth of 3GPP protocol definition LTE system are: 1.4MHz, 3MHz, 5MHz, 10MHz, 15MHz, 20MHz。Different bandwidth, adopts identical reference signal (RS, ReferenceSignal) power, has identical coverage effect, but power consumption exists notable difference。
Fig. 1 is the flow chart of base station control method of the present invention, as it is shown in figure 1, include:
Step 100: base station is according to the excited user number of the measurement period monitoring community pre-set。
In this step, the baseband processing unit of base station, in the measurement period that the activation user situation to community pre-set is added up, monitors the excited user number of community。This step implement the known technology belonging to those skilled in the art, the protection domain being not intended to limit the present invention, repeat no more here。
Step 101: the community never activating user in measurement period enters cell dormancy pattern。
For entering the community of cell dormancy pattern, radio frequency unit corresponding to this community launches cell signal with low bandwidth, radio frequency unit is only preserved for monitoring, catching the monitor process of customizing messages, low-power consumption radio frequency process and clock synchronized process (for TDD system, it is necessary to clock synchronizes；FDD system does not need), other process is all blocked；Meanwhile, this radio frequency unit preserves the base band data in System Frame Number (SFN, a SystemFrameNumber) cycle, and cycles through；Power module controls the voltage supply of idle hardware。
Defining several bandwidth in LTE protocol, wherein 1.4M is lowest-bandwidth；20M is the highest and conventional bandwidth；Being 18.2dbm in RS power configuration, under the scene that community is unloaded, the power consumption of 20M bandwidth ratio 5M bandwidth wants high about 45W, about 55W higher than 1.4M bandwidth power consumption；When community enters park mode, it is possible to select the more low bandwidth such as 1.4M, 3M or 5M to carry out cell signal transmitting, to reach energy-conservation purpose。The radio frequency unit that the community of the entrance cell dormancy pattern in this step is corresponding specifically includes with low bandwidth transmitting cell signal:
The radio frequency unit Bandwidth adjustment that the community of entrance cell dormancy pattern is corresponding is that Bandwidth adjustment value such as 1.4M, 3M or the 5M etc. pre-set launch cell signal；More preferably, in order to energy-conservation the most thorough, Bandwidth adjustment value is the lowest-bandwidth that specifies of agreement and 1.4M；
Or, according to the statistics beforehand through network management server such as the statistics of the community KPI information of N days, analyze the free time section of each community drawn and in these free time sections spendable system bandwidth, it is bandwidth value corresponding to place time period by the Bandwidth adjustment of radio frequency unit corresponding for community, within the corresponding time period, entering the Bandwidth adjustment of radio frequency unit of the community of cell dormancy pattern is spendable system bandwidth value corresponding to this time period, to reach energy-conservation purpose。Such as, for certain resource free time section: bandwidth of cell changes to 5M from 20M, when not having user to access in a period of time, community just enters park mode, and system bandwidth still keeps 5M constant；When community is activated, it it is still 5M bandwidth。So process, it is simple to the frequency point scanning of terminal and Stochastic accessing。
Because community enters cell dormancy pattern, bandwidth step-down (as changed to 1.4M from 20M), the power amplifier module voltage of radio frequency unit, power consumption also can lower therewith；Meanwhile, keep again useful signal output, meet terminal and initiate Stochastic accessing, therefore referred to herein as low-power consumption radio frequency process。
From the inventive method, the present invention it is emphasised that, as long as there being community to enter cell dormancy pattern, will by the system bandwidth of the radio frequency unit of its correspondence be adjusted to minimum, such process both ensure that the covering of signal, ensure that the access of subsequent terminal, improve Consumer's Experience, achieve again the energy-conservation of base station。
Further, the inventive method also includes step 102:
When all communities in base station have been enter into cell dormancy pattern, the baseband processing unit of base station enters park mode。Now, the park mode that the baseband processing unit of base station enters low pressure operation, idle process blocks, only retain clock synchronized process and can guarantee that management maintenance process, such as S1/X2 link maintenance monitor process and the maintenance of webmaster link management, the monitor process etc. such as community partial maintenance monitor process needed for returning to normal condition from resting state, clock synchronized process (for TDD system) and S1/X2 coupling, webmaster。Visible, the inventive method is by when all communities of base station all enter cell dormancy pattern, further the duty of the baseband processing unit of base station is adjusted so that it is enter the park mode of low pressure operation, process blocking, thus furthermore achieved that the energy-conservation of base station。
Further, the inventive method also includes:
The low pressure operation of the baseband processing unit of base station is on hardware, and power module reduces the voltage supply to idle idle hardware；Process blocking can adopt software to realize, by the obstruction to software system process, to reduce hardware operation power consumption。
Having been enter into the community of park mode, upon receipt of active information, activation cell makes it recover normal condition immediately。This ensure that the access of subsequent terminal, improve Consumer's Experience。Wherein, specifically how activation cell makes it recover normal condition belongs to prior art, this point it is emphasized that, by the idle process blocking by radio frequency unit and further baseband processing unit, subnormal voltage operation, has reached the purpose that the base station degree of depth is energy-conservation, simultaneously, receive active information time activate dormancy community, it is ensured that the access of subsequent terminal and the experience of user。
Wherein, active information includes but not limited to: the metrical information of switching in the random pilot information of terminal Stochastic accessing, base station, from the handover request (HandoverRequest) of mobile management entity (MME), active information etc. from the handover request of X2 link, background net management。
Wherein, activation cell makes it recover normal condition to specifically include:
If the baseband processing unit of base station has been in park mode, then activate the baseband processing unit of base station simultaneously, and receive the radio frequency unit of the community of active information, allow this cell recovery to the normal condition before dormancy；
If the baseband processing unit of base station is not in park mode, then directly activate the radio frequency unit of the community receiving active information, allow this cell recovery to the normal condition before dormancy。
Fig. 2 is the composition structural representation of base station of the present invention, as in figure 2 it is shown, at least include baseband processing unit, one or more radio frequency units corresponding with community, and the radio frequency unit 1 in Fig. 2, radio frequency unit 2 ... radio frequency unit n。Wherein,
Baseband processing unit, for the excited user number according to the measurement period monitoring community pre-set, radio frequency unit output first notice corresponding to the community never activating user in measurement period；
Radio frequency unit, is used for receiving the first notice, enters cell dormancy pattern。Specifically, cell signal is launched with spendable system bandwidth in the Bandwidth adjustment value pre-set or the corresponding free time section added up in advance, radio frequency unit only retains monitor process, low-power consumption radio frequency process and clock synchronized process (for TDD system), and other process is all blocked；Preserve the base band data in a SFN cycle and cycle through。
Baseband processing unit is additionally operable to, and when all communities in base station have been enter into cell dormancy pattern, enters park mode。Specifically, baseband processing unit enters the park mode of low pressure operation, process blocking, and a member-retaining portion monitors maintenance process,
Radio frequency unit is additionally operable to, and has been enter into park mode, and upon receipt of active information, activation cell makes it recover normal condition immediately。Specifically for:
When baseband processing unit has been in park mode, then activate the baseband processing unit of base station simultaneously, and receive the radio frequency unit of the community of active information, allow this cell recovery to the normal condition before dormancy；
When the baseband processing unit of base station is not in park mode, then directly activate the radio frequency unit of the community receiving active information, allow this cell recovery to the normal condition before dormancy。
Below in conjunction with specific embodiment, the inventive method is described in detail。
Fig. 3 is the schematic diagram that the present invention realizes the first embodiment that base station controls, first embodiment is that normal cell enters park mode, and the scene of starting up of terminal activation cell, such as 1. shown in the stage of Fig. 3, assuming that community is normal, bandwidth is 20M (as shown in figure bend shaded box) and carries out cell signal output according to the power set。Here, for TDD system, up-downgoing shares 20M bandwidth；For FDD system, downlink and uplink bandwidth each 20M, Fig. 3 are for descending 20M bandwidth。
Assume in measurement period such as 30 minutes (time granularity can pre-set), user is never activated in this community, so, this community carries out cell dormancy state: bandwidth of cell is adjusted to 1.4M (as figure shown in oblique grid shaded box) from 20M, RS power is constant, therefore the covering of signal is also constant therewith, simultaneously, the system of this community is run with low pressure battery saving mode, and take Partial Process to block, the mode only retaining monitor process and low frequency consumption radio frequency process carries out energy saving, and the in Fig. 3 is 2. shown in the stage；
When this community is in the 3. stage, in the coverage of this community, sudden have starting up of terminal, and terminal searching, to this community, just initiates Stochastic accessing pilot signal subsequently；When this community one being in cell dormancy pattern receives Stochastic accessing pilot signal, just activating this community, recover the cell status to dormancy, the in Fig. 3 is 4. shown in the stage。
Fig. 4 is the schematic diagram that the present invention realizes the second embodiment that base station controls, and the second embodiment is activated the scene of the community entering cell dormancy pattern by S1 switching or X2 switching。According to prior art, no matter it is S1 switching, or X2 switching, target BS all can receive the signaling of handover request (handoverrequest), in the present embodiment, handover request signaling is in as activation the active information of the community of cell dormancy pattern。
Such as 1. shown in the stage of Fig. 4, assuming that terminal is linked into normal bandwidth is 20M (as shown in figure bend shaded box) community and source base station (SourceeNB), and moves (for descending 20M bandwidth in Fig. 4) to the community being in cell dormancy pattern that other bandwidth is 1.4M (in figure shown in oblique grid shaded box)；
In the 2. stage of as shown in Figure 4, according to prior art, when terminal reaches switching cell handoff threshold, and during switch decision success, target BS (TargeteNB) can receive the information of HandoverRequest；
After target BS receives HandoverRequest, just activating another community being in cell dormancy pattern at once, in the 3. stage of the as shown in Figure 4, the bandwidth of this community returns to 20M from 1.4M, to ensure the normal switching of terminal。
Fig. 5 is the schematic diagram that the present invention realizes the 3rd embodiment that base station controls, and the 3rd embodiment is activated the scene of the community entering cell dormancy pattern by interior switching of standing。According to prior art, inside of base station switches over judgement, call access control；In the present embodiment, the measurement report of community is active information。
The 1. stage of as shown in Figure 5, terminal moves from the normal cell of same base station toward the community being in cell dormancy pattern, normal cell is the bandwidth of cell-of-origin (Sourcecell) is 20M (as shown in figure bend shaded box), dormant cell is Target cell (Targetcell), and bandwidth is 1.4M (in figure shown in oblique grid shaded box)；
The 2. stage of as shown in Figure 5, in terminal in the Target cell moving process being in cell dormancy pattern, reporting measurement reports (MeasurementReport)；After base station receives measurement report, the information having target dormant cell in measurement report detected and meet switching condition, then this Target cell that will be in cell dormancy pattern at once activates, the 3. stage of the as shown in Figure 5。
Fig. 6 is the schematic diagram that the present invention realizes the 4th embodiment that base station controls, and the activation realized for different systems switching in the 4th embodiment is in the scene of the community of cell dormancy pattern。In 4th embodiment, it is assumed that switch between LTE system and UMTS system。According to prior art, when terminal is switched to LTE system from UMTS system, LTE system base station can receive handoverrequest, and in the present embodiment, handover request during by intersystem handover is active information。
In the 1. stage of as shown in Figure 6, terminal is linked into UMTS community, and moves to the dormant cell that the bandwidth of LTE system is 1.4M (in figure shown in oblique grid shaded box)；
In the 2. stage of as shown in Figure 6, when terminal reaches switching cell handoff threshold, and during switch decision success, the target BS of LTE system can receive the information of HandoverRequest；After target BS receives HandoverRequest information, just activate at once and be in the community of cell dormancy pattern, to ensure the normal switching of terminal, the 3. stage of the as shown in Figure 6,
The above, be only the preferred embodiments of the present invention, be not intended to limit protection scope of the present invention。All within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention。
Claims (15)
1. a base station control method, it is characterised in that including: base station is according to the excited user number of the measurement period monitoring community pre-set；
The community never activating user in measurement period enters cell dormancy pattern。
2. base station control method according to claim 1, it is characterized in that, the excited user number of described monitoring community includes: the baseband processing unit of described base station, in the measurement period that the activation user situation to community pre-set is added up, monitors the excited user number of community。
3. base station control method according to claim 1, it is characterised in that described entrance cell dormancy pattern includes:
Radio frequency unit corresponding to described community launches cell signal with low bandwidth, retains monitor process, low-power consumption radio frequency process；The radio frequency unit of described community preserves the base band data in a system frame number SFN cycle and cycles through。
4. base station control method according to claim 3, it is characterised in that the radio frequency unit that the community of described entrance cell dormancy pattern is corresponding specifically includes with low bandwidth transmitting cell signal:
The radio frequency unit Bandwidth adjustment that the community of described entrance cell dormancy pattern is corresponding is the Bandwidth adjustment value pre-set；
Or, add up according to the network management server beforehand through community and analyze each community drawn free time section and in these free time sections spendable system bandwidth, be bandwidth value corresponding to place time period by the Bandwidth adjustment of radio frequency unit corresponding for community；Within the corresponding time period, the Bandwidth adjustment of the radio frequency unit of the community of described entrance cell dormancy pattern is described spendable system bandwidth value corresponding to this time period。
5. base station control method according to claim 4, it is characterised in that when the radio frequency unit Bandwidth adjustment that the community of described entrance cell dormancy pattern is corresponding is the Bandwidth adjustment value pre-set, described in the Bandwidth adjustment value that pre-sets be 1.4M。
6. the base station control method according to any one of claims 1 to 3, it is characterised in that when all communities in described base station have been enter into cell dormancy pattern, the method also includes: the baseband processing unit of described base station enters park mode。
7. base station control method according to claim 6, it is characterized in that, the baseband processing unit of described entrance park mode is: low pressure operation, idle process block, and only retains and can guarantee that community part monitor process needed for returning to normal condition from resting state。
8. according to the base station control method described in by claim 1, it is characterised in that the method also includes: have been enter into the community of described cell dormancy pattern, upon receipt of active information, activates this community and makes it recover normal condition。
9. base station control method according to claim 8, it is characterised in that described activation cell makes it recover normal condition to specifically include:
If the baseband processing unit of described base station has been in park mode, then activates the baseband processing unit of described base station simultaneously, and receive the radio frequency unit of the community of active information；
If the baseband processing unit of described base station is not in park mode, then activate the radio frequency unit of the community receiving active information。
10. base station control method according to claim 8 or claim 9, it is characterized in that, described active information includes: the metrical information switched in the random pilot information of terminal Stochastic accessing or base station or the active information of the handover request from mobile management entity MME or the handover request from X2 link or background net management。
11. a base station, it is characterised in that at least include baseband processing unit, one or more radio frequency units corresponding with community；Wherein,
Baseband processing unit, for the excited user number according to the measurement period monitoring community pre-set, radio frequency unit output first notice corresponding to the community never activating user in measurement period；
Radio frequency unit, is used for receiving the first notice, enters cell dormancy pattern。
12. base station according to claim 11, it is characterized in that, described radio frequency unit specifically for: receive the first notice, launching cell signal with spendable system bandwidth in the Bandwidth adjustment value pre-set or the corresponding free time section added up in advance, radio frequency unit retains monitor process, low-power consumption radio frequency process；Preserve the base band data in a SFN cycle and cycle through。
13. base station according to claim 11, it is characterised in that described baseband processing unit is additionally operable to, when all communities in described base station have been enter into cell dormancy pattern, enter park mode。
14. according to the base station described in any one of claim 11～13, it is characterised in that described radio frequency unit has been enter into park mode, is additionally operable to, receive active information, activation cell makes it recover normal condition。
15. base station according to claim 14, it is characterised in that described radio frequency unit has been enter into park mode, and when receiving active information, specifically for:
When described baseband processing unit has been in park mode, then activate described baseband processing unit simultaneously, and receive the radio frequency unit of the community of active information so that it is return to the normal condition before dormancy；
When described baseband processing unit is not in park mode, then directly activate the radio frequency unit of the community receiving active information so that it is return to the normal condition before dormancy。
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| CN109286965A (en) * | 2017-07-20 | 2019-01-29 | 中国移动通信有限公司研究院 | Suspend mode processing method, network element entity and the storage medium of distributed base station |
| CN112243285A (en) * | 2019-07-16 | 2021-01-19 | 中国移动通信集团重庆有限公司 | Base station energy saving method and device |
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| WO2023273890A1 (en) * | 2021-06-28 | 2023-01-05 | 中兴通讯股份有限公司 | Energy-saving method, energy-saving device, electronic device, and computer-readable storage medium |
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| CN113938991B (en) * | 2020-06-29 | 2023-09-26 | 大唐移动通信设备有限公司 | Base station radio frequency unit and dormancy awakening method thereof |
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| WO2016082539A1 (en) | 2016-06-02 |
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