WO2009067956A1 - Procédé d'économie d'énergie et appareil pour la station de base - Google Patents

Procédé d'économie d'énergie et appareil pour la station de base Download PDF

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Publication number
WO2009067956A1
WO2009067956A1 PCT/CN2008/073249 CN2008073249W WO2009067956A1 WO 2009067956 A1 WO2009067956 A1 WO 2009067956A1 CN 2008073249 W CN2008073249 W CN 2008073249W WO 2009067956 A1 WO2009067956 A1 WO 2009067956A1
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WO
WIPO (PCT)
Prior art keywords
base station
redundant
time period
service
redundant device
Prior art date
Application number
PCT/CN2008/073249
Other languages
English (en)
Chinese (zh)
Inventor
Ning Ma
Original Assignee
Huawei Technologies Co., Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Technologies Co., Ltd. filed Critical Huawei Technologies Co., Ltd.
Publication of WO2009067956A1 publication Critical patent/WO2009067956A1/fr

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Classifications

    • 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
    • H04W52/0203—Power saving arrangements in the radio access network or backbone network of wireless communication networks
    • H04W52/0206—Power saving arrangements in the radio access network or backbone network of wireless communication networks in access points, e.g. base stations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08—Access point devices
    • 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

Definitions

  • the present invention relates to the field of communications technologies, and in particular, to a base station energy saving method and apparatus.
  • the energy saving of the base station is mainly to reduce the power consumption of the base station itself and reduce the energy consumption caused by the heat dissipation by adopting a new energy-saving and environmentally-friendly device and improving the heat-dissipating material.
  • Embodiments of the present invention provide a base station energy saving method and apparatus.
  • a method for saving a base station includes:
  • the base station redundant device After waiting for the base station redundant device to no longer carry the service, it performs power-off or sleep processing.
  • an embodiment of the present invention provides a base station energy saving device, including:
  • a redundant device selection unit configured to determine a base station redundant device
  • a base station control device configured to no longer allocate new services to the base station redundant device
  • the energy-saving processing unit is configured to wait for the base station redundant device to no longer carry the service, and then perform power-off or sleep processing.
  • the technical solution provided by an embodiment of the present invention utilizes the characteristics of the base station service traffic when the service flow When the amount is less than the preset first traffic threshold, it is determined that the base station redundant device is powered off or hibernated.
  • the technical solution provided by another embodiment of the present invention also utilizes the characteristics of the service traffic of the base station, and determines the number of working devices of the base station according to the time period, and powers off the base station equipment that does not need to work in the time period, that is, the base station is redundantly powered off. Or dormant processing.
  • the embodiment of the present invention starts from the root cause of the energy consumption of the base station, and performs sleep or power-off processing on the base station redundant device, thereby reducing power consumption of the base station without increasing the manufacturing cost of the base station, achieving the purpose of energy saving of the base station, and saving operation. cost.
  • FIG. 1 is a schematic flowchart of a method for saving a base station according to an embodiment of the present invention
  • FIG. 2 is a schematic flowchart of a method for saving a base station according to another embodiment of the present invention.
  • FIG. 3 is a schematic flowchart of a method for saving a base station according to still another embodiment of the present invention.
  • FIG. 4 is a schematic structural diagram of a base station energy saving device according to an embodiment of the present invention.
  • 5a is a schematic structural diagram of a base station energy saving device according to another embodiment of the present invention.
  • FIG. 5b is a schematic structural diagram of a base station energy saving device according to still another embodiment of the present invention.
  • 6a is a schematic structural diagram of a base station energy saving device according to another embodiment of the present invention.
  • FIG. 6b is a schematic structural diagram of a base station energy saving device according to still another embodiment of the present invention.
  • the working time (usually from 8:00 am to 18:00 pm) is the largest, and the rest time (usually from 0:00 am to 6:00 am).
  • the rest time usually from 0:00 am to 6:00 am.
  • the base station traffic is small, only a small number of base stations in one base station are required. The provision of services can meet the user's business needs.
  • there are many base station redundant devices in the base station that is, base station devices that do not need to work in a certain period of time, and the operation of the redundant devices of these base stations consumes power.
  • the embodiment of the present invention starts from the root cause of the energy consumption of the base station, and reduces power consumption of the base station by performing sleep or power-off processing on the redundant equipment of the base station, thereby reducing energy consumption of the base station and realizing energy saving of the base station.
  • the base station energy saving method provided by the embodiment of the present invention is applicable to various types of base stations.
  • base station working devices other base station devices other than the base station redundant device in one base station are referred to as base station working devices.
  • a method for saving a base station includes:
  • Step 101 monitoring base station service traffic, determining whether the service traffic is less than a preset first traffic threshold, if yes, proceeding to step 102, if not, proceeding to step 105;
  • the first traffic threshold value may be obtained in advance based on a statistical model of the base station traffic flow.
  • Step 102 Determine a base station redundant device.
  • Step 103 Perform shut down processing on the base station redundant device.
  • the shut down process refers to: notifying the base station control device not to allocate new services to the base station redundant device, and waiting for the base station to redundantly store the service to exit.
  • the base station control device may be located inside the base station or outside the base station.
  • Step 104 Perform power-off or dormancy processing on the redundant device of the base station that does not carry the service. After the service carried by the redundant device of the base station is quit, the base station is no longer carrying the service and is in an idle state. Powering off or sleeping the base station redundant device after the service is exited does not affect the service currently used by the user. Continue to monitor the base station traffic, and return to step 101.
  • Step 105 Determine whether the service traffic is greater than a preset second traffic threshold, and if yes, proceed to step 106, and if no, end;
  • the second traffic threshold may be obtained in advance based on a statistical model of the base station traffic.
  • Step 106 Wake-up or power-on the base station redundant device that is in the dormant or powered-off state to enter the service state.
  • the real-time monitoring of the service traffic of the base station when the service traffic is smaller than the first traffic threshold, shutting down the redundancy, and letting the service exit from the redundancy, when the redundancy is idle (the service is no longer carried)
  • the idle device unit is powered off or hibernated; when the service traffic is greater than the second traffic threshold, the idle device unit is powered on or awake, and the idle device enters the service state.
  • the above-mentioned device for sleeping corresponds to wake-up processing
  • the powered-off device corresponds to power-on processing.
  • determining the base station redundant device may adopt the following implementation manners:
  • an implementation method includes the following steps:
  • R base station devices are selected from the base station devices as base station redundant devices.
  • each board can support 384 calls if the service traffic of the base station is less than the preset first traffic threshold.
  • the traffic carried by the base station is 400 calls, and only two boards need to work to meet the service requirements. Therefore, two boards can be selected from the four boards as the base station redundancy device to power off or sleep. .
  • the base station device may be sorted according to the traffic carried by the base station device when selecting the base station redundant device, and the base station device is selected according to the order of the traffic volume from small to large. Base station redundant equipment.
  • the two boards of 30 and 70 are selected as the base station redundancy equipment.
  • Another alternative implementation method is to query a base station device whose bearer traffic is smaller than a preset traffic threshold as a base station redundant device.
  • a base station device with a bearer service volume less than 100 may be specified as a base station redundancy device.
  • Another optional implementation manner is: querying a base station device whose service traffic is smaller than a preset device service traffic as a base station redundant device, for example, a base station device whose service traffic is lower than 520K can be specified.
  • Base station redundant equipment for example, a base station device whose service traffic is lower than 520K can be specified.
  • the foregoing is a method for saving a base station according to an embodiment of the present invention.
  • the method for saving a base station according to another embodiment of the present invention is described below with reference to specific examples.
  • Determining the base station redundant device according to the number of base station working devices corresponding to the preset time period; notifying the base station control device not to allocate new services to the base station redundant device; waiting for the base station redundant device to no longer carry the service, Powering off or sleeping the base station redundant device.
  • the following is an example of a method for saving a base station according to another embodiment of the present invention. Assume that the pre-determined base station energy-saving control strategy is:
  • the first time period from 0:00 am to 2:00 am, three base station equipments in one base station are required to work; the second time period: from 2 am to 6 am, two base station equipments in one base station are required to work; Time period: from 6 am to 8 am, 4 base station equipments in one base station are required to work; the fourth time period: 8 am to 18 pm, 6 base station equipments in one base station are required to work;
  • the fifth time period from 18 pm to 2 pm, four base station equipments in one base station are required to operate; the sixth time period: from 22 pm to 0 am, three base station equipments in one base station are required to work.
  • FIG. 2 which includes:
  • Step 201 When the preset Nth time period ends, obtain the preset number of working devices of the base station in the N+1th time period; wherein the Nth time period is any time period;
  • Step 202 Compare the number of base station working devices A in the N+1th time period with the number of base station working devices B in the Nth time period, if the number of base station working devices A in the N+1th time period is greater than the base station in the Nth time period If the number of working devices is B, the process proceeds to step 203; if the number of base station working devices A in the N+1th time period is less than the number of base station working devices B in the Nth time period, the process proceeds to step 204;
  • Step 203 Select, from the base station device that is in the power-off or the dormant state, the A-B base station device to perform power-on or wake-up processing, and enter the service state.
  • the device for sleeping is corresponding to the wake-up process, and the device for power-off corresponds to the power-on process.
  • Step 204 Select a B-A base station working device as a base station redundancy from the B base station devices.
  • the device performs shutdown processing
  • the shut down process refers to: notifying the base station control device that the new service is not allocated to the base station, waiting for the service carried by the current base station redundant device to exit.
  • Step 205 Perform power-off or sleep processing on the B-A base station redundant device that no longer carries the service.
  • the technician can determine the energy-saving control strategy of any other base station that meets the requirements for the operation of the base station according to the statistical model of the service flow of the base station, that is, the characteristics of the service traffic of the base station, without affecting the implementation of the embodiment of the present invention. .
  • the above examples are only illustrative of the present invention and are not to be construed as limiting the embodiments of the present invention.
  • Step 301 Determining a redundant device of a base station
  • Step 302 No new service is allocated to the base station redundant device
  • Step 303 After the redundant device of the base station is no longer carrying the service, perform power-off or sleep processing.
  • the process of the service of the base station redundant device is replaced by a service transfer process, and the service transfer process includes: Transfer to other base station equipments other than the base station redundant equipment, and other base station equipments are base station working equipment.
  • the service transfer process includes: Transfer to other base station equipments other than the base station redundant equipment, and other base station equipments are base station working equipment.
  • a base station energy-saving method includes: monitoring base station service traffic, determining that the service traffic is less than a preset first traffic threshold, determining a base station redundant device; notifying the base station control device not to allocate a new service to the The base station redundant device; after waiting for the base station redundant device to no longer carry the service, it performs power-off or sleep processing.
  • a method for saving a base station comprising: determining, according to a preset time period, a number of base station working devices, Determining the base station redundant device; notifying the base station control device not to allocate new services to the base station redundant device; waiting for the base station redundant device to no longer carry the service, and then powering off or sleeping the base station redundant device.
  • a base station energy saving method includes: determining a base station redundant device; notifying a base station control device not to allocate a new service to the base station redundant device; waiting for the base station redundant device to no longer carry a service, and performing redundancy on the base station The device is powered off or hibernated.
  • a base station energy saving device includes: a redundant device selecting unit 401, configured to determine a base station redundant device;
  • the base station control device 402 is configured to no longer allocate new services to the base station redundant device.
  • the energy-saving processing unit 403 is configured to wait for the base station redundant device to no longer carry services, and perform power-off or sleep processing.
  • the foregoing apparatus may further include: a notification unit, configured to notify the base station control device not to allocate new services to the base station redundant device determined by the redundant device determining unit.
  • the device further includes: a wake-up unit, configured to wake up or power-on the base station redundant device that is already in the dormant or power-off process.
  • the redundant device selection unit 401 includes the following two methods when determining the base station redundant device, one as shown in Figs. 5a and 5b; and the other as shown in Figs. 6a and 6b.
  • a base station energy saving device includes: a traffic monitoring unit 501, a first redundant device determining unit 502, a notification unit 503, and an energy saving processing unit 504.
  • the traffic monitoring unit 501 is configured to monitor the service traffic of the base station, and determine whether the service traffic is smaller than a preset first traffic threshold.
  • the first redundant device determining unit 502 is configured to determine, when the traffic monitoring unit 301 determines that the traffic volume is less than a preset first traffic threshold P ⁇ , determine a base station redundant device;
  • the notifying unit 503 is configured to notify the base station that the control device does not allocate new services to the base station redundant device;
  • the energy-saving processing unit 504 is configured to perform power-off or sleep processing on the base station redundant device when the base station redundant device does not carry the service.
  • a base station control device 505 is added to Figure 5b for no longer allocating new traffic to the base station redundant device based on notifications from the notification unit 503.
  • the apparatus of FIG. 5a and FIG. 5b may further include: a wake-up unit, configured to determine, at the traffic monitoring unit 501, that the service traffic is greater than a preset first traffic threshold, and the service traffic When the second traffic threshold is greater than the preset threshold, the base station redundant device that is in the dormant or power-off process is awake or powered on to enter the service state.
  • a wake-up unit configured to determine, at the traffic monitoring unit 501, that the service traffic is greater than a preset first traffic threshold, and the service traffic When the second traffic threshold is greater than the preset threshold, the base station redundant device that is in the dormant or power-off process is awake or powered on to enter the service state.
  • the first redundant device determining unit 502 in FIG. 5a and FIG. 5b specifically includes:
  • a base station working device number determining unit configured to determine a number L of base station working devices according to a current service carrying capacity M of the base station and a maximum service carrying capacity m max of the single base station device;
  • a base station redundant device number determining unit configured to subtract the number L of base station working devices by the total number of base station devices S of the base station, to obtain the number R of base station redundant devices
  • the base station redundancy selection unit is configured to select R base station devices from the base station device as base station redundant devices.
  • the energy saving processing unit 504 in Figures 5a and 5b has the following two implementations:
  • the energy-saving processing unit 504 is specifically configured to:
  • the energy-saving processing unit 504 is specifically configured to:
  • a base station energy saving device includes: a second redundant device determining unit 601, a notifying unit 602, and an energy saving processing unit 603.
  • a second redundant device determining unit 601 configured to determine a base station redundant device according to the number of base station working devices corresponding to the preset time period;
  • the notification unit 602 is configured to notify the base station that the control device does not allocate new services to the redundant device. a base station redundant device determined by the determining unit 401;
  • the energy-saving processing unit 603 is configured to wait for the base station redundant device determined by the redundant device determining unit 401 to no longer carry the service, and then power-off or sleep the base station redundant device.
  • a base station control device 604 is added to Figure 6b for no longer allocating new traffic to the base station redundant device based on notifications from the notification unit 602.
  • the second redundant device determining unit 601 specifically includes:
  • a base station working device number obtaining unit configured to acquire a preset number of base station working devices A in a preset N+1 time period when the preset Nth time period ends;
  • a comparing unit configured to compare the number A of base station working devices in the (N+1)th time period with the number of base station working devices B in the Nth time period;
  • a redundant device selection unit configured to: if the comparison unit determines that the number of base station working devices A is smaller than the number of base station working devices B, select a B-A base station working device from the B base station working devices as a base station redundant device .
  • the apparatus in Figures 6a and 6b above may further comprise:
  • a wake-up unit configured to: if the comparison unit determines that the number of base station working devices A is greater than the number of base station working devices, B, selects A-B base station devices to perform power-on or wake-up processing from the base station device that is already in the power-off or sleep state, Put it into service.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

La présente invention concerne un procédé d'économie d'énergie pour la station de base qui comprend : la détermination d'un dispositif de redondance de station de base ; l'arrêt de l'attribution de nouveaux services au dispositif de redondance de station de base ; la réalisation d'un procédé de décharge ou de mise en veille sur le dispositif de redondance de station de base lorsqu'il ne réalise plus aucun service. En conséquence, les modes de réalisation de la présente invention concernent un appareil d'économie d'énergie destiné à la station de base. Le procédé et l'appareil d'économie d'énergie pour la station de base de l'invention se lancent à partir de la racine de la consommation d'énergie pour la station de base, réduisent les pertes d'énergie de la station de base en réalisant le procédé de décharge ou de mise en veille sur le dispositif de redondance de la station de base sans augmenter le coût de fabrication de la station de base, parviennent à une économie d'énergie pour la station de base et réduisent le coût de fonctionnement. L'invention concerne également un appareil d'économie d'énergie destiné à la station de base.
PCT/CN2008/073249 2007-11-28 2008-11-28 Procédé d'économie d'énergie et appareil pour la station de base WO2009067956A1 (fr)

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CNA2007101716752A CN101179814A (zh) 2007-11-28 2007-11-28 基站节能方法及装置
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