CN103037482B - The method and apparatus saving node energy in cellular communication system - Google Patents

The method and apparatus saving node energy in cellular communication system Download PDF

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Publication number
CN103037482B
CN103037482B CN201110296374.9A CN201110296374A CN103037482B CN 103037482 B CN103037482 B CN 103037482B CN 201110296374 A CN201110296374 A CN 201110296374A CN 103037482 B CN103037482 B CN 103037482B
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node
energy
conservation
compensation
community
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CN103037482A (en
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杨涛
仲崇显
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Nokia Shanghai Bell Co Ltd
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Alcatel Lucent Shanghai Bell Co Ltd
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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

Provide a kind of in a cellular communication system for the method saving the energy consumption of node, wherein this cellular communication system includes compensating node and energy-conservation node, and wherein the community of this compensation node compensates to save the energy consumption of this energy-conservation node to the community of this energy-conservation node.The method includes: in response to the energy-conservation execution message from compensation node, the subscriber equipment in the community of energy-conservation node is switched to the community outside the community of energy-conservation node；And performance of based on this switching, it is determined whether send handoff completion message to compensating node.

Description

The method and apparatus saving node energy in cellular communication system
Technical field
The present invention relates to the communications field, particularly in a cellular communication system for save node energy method and Equipment.
Background technology
In RAN3, in cellular communication system, the saving of the energy consumption under non-covered formula scene scheme is in extensive discussions and grinds In studying carefully.Generally, two kinds of typical case are discussed, as depicted in figs. 1 and 2.Wherein, the cellular communication system shown in Fig. 1 includes one Compensate node and multiple energy-conservation node；Cellular communication system shown in Fig. 2 includes multiple compensation node and an energy-conservation node.Tool For body, in the cellular communication system shown in Fig. 1, the community of node B, C, D, E, F, G is compensated by node A respectively, with The energy consumption realizing node B, C, D, E, F, G is saved, and now, node A commonly referred to as compensates node, and node B, C, D, E, F, G are general It is referred to as energy-conservation node.In the cellular communication system shown in Fig. 2, the community of node A is mended by node B, C, D, E, F, G respectively Repaying, to realize the energy consumption saving of node A, now, node A is commonly referred to as energy-conservation node, and node B, C, D, E, F, G commonly referred to as mend Repay node.
In existing technical scheme, being typically implemented of energy-conservation process is as follows: compensates node and determines to carry out energy-conservation process After, sending energy-conservation execution message to energy-conservation node, energy-conservation node receives the activity in this energy-conservation execution message Hou Jiangqi community UE be switched to other community and enter energy saver mode, compensating node will oneself coverage of extension.
But, there are the following problems for existing technical scheme.
From compensating the interference of node by the subscriber equipment in the community (referred to as energy-saving cell) affecting energy-conservation node (UE) for being switched to the reception of the switching command of other community from energy-conservation node；From energy-conservation node interference often Affect UE and be switched to the process of other community from energy-saving cell, such as, affect the UE access to other community.
It addition, for compensating node extended coverage range (such as, referred to as event 1) and energy-saving in prior art That puts entrance energy saver mode (such as, referred to as event 2) the two event occurs without concrete regulation, so when event 1 is later than It may happen that coverage leak during event 2, and the coverage of energy-saving cell may be compensated when event 1 is early than event 2 The community (referred to as compensating community) of node covers in advance, thus is subjected to compensation for the too early of community and excessive interference.
Summary of the invention
For problem above, the invention provides a kind of in a cellular communication system for saving the solution of the energy consumption of node Scheme, it can effectively solve the problem that or alleviate above-mentioned technical problem.
According to the first aspect of the invention, it is provided that a kind of in a cellular communication system for saving the side of the energy consumption of node Method, wherein this cellular communication system includes compensating node and energy-conservation node, and wherein the community of this compensation node is to this energy-conservation node Community compensate to save the energy consumption of this energy-conservation node, the method includes: hold in response to from the energy-conservation of this compensation node Row message, is switched to the community outside the community of this energy-conservation node by the subscriber equipment in the community of this energy-conservation node；And base Performance in this switching, it is determined whether send handoff completion message to this compensation node.
According to the second aspect of the invention, it is provided that a kind of in a cellular communication system for saving the side of the energy consumption of node Method, wherein this cellular communication system includes compensating node and energy-conservation node, and wherein the community of this compensation node is to this energy-conservation node Community compensate to save the energy consumption of this energy-conservation node, the method includes: to this energy-conservation node send energy-conservation execution message, So that it is energy-conservation that the subscriber equipment in the community of this energy-conservation node is switched to this in response to this energy-conservation execution message by this energy-conservation node Community outside the community of node；And in response to the handoff completion message received from this energy-conservation node, extend this compensation The coverage of the community of node.
According to the third aspect of the invention we, it is provided that a kind of in a cellular communication system for saving setting of the energy consumption of node Standby, wherein this cellular communication system includes compensating node and energy-conservation node, and wherein the community of this compensation node is to this energy-conservation node Community compensate to save the energy consumption of this energy-conservation node, this equipment includes: handoff response device, be arranged in response to From the energy-conservation execution message of this compensation node, the subscriber equipment in the community of this energy-conservation node is switched to this energy-conservation node Community outside community；And determine device, it is configured for the performance of this switching, it is determined whether to this compensation Node sends handoff completion message.
According to the fourth aspect of the invention, it is provided that a kind of in a cellular communication system for saving setting of the energy consumption of node Standby, wherein this cellular communication system includes compensating node and energy-conservation node, and wherein the community of this compensation node is to this energy-conservation node Community compensate to save the energy consumption of this energy-conservation node, this equipment includes: dispensing device, is arranged to this energy-saving Point send energy-conservation execution message, in order to this energy-conservation node in response to this energy-conservation execution message by the use in the community of this energy-conservation node Family equipment is switched to the community outside the community of this energy-conservation node；And cell extension device, it is arranged in response to reception To the handoff completion message from this energy-conservation node, extend the coverage of the community of this compensation node.
By the following description of preferred implementation to the explanation principle of the invention, and combine accompanying drawing, other of the present invention Feature and advantage would is that obviously.
Accompanying drawing explanation
By the explanation below in conjunction with accompanying drawing, and along with the more comprehensively understanding to the present invention, other objects of the present invention Will become clearer from and it can be readily appreciated that wherein with effect:
Fig. 1 is the signal including a cellular communication system compensating node and multiple energy-conservation node according to prior art Figure；
Fig. 2 is the signal of the cellular communication system including multiple compensation node and an energy-conservation node according to prior art Figure；
Fig. 3 is according to an embodiment of the invention in a cellular communication system for the method saving the energy consumption of node Flow chart；
Fig. 4 is according to an embodiment of the invention in a cellular communication system for the method saving the energy consumption of node Flow chart, wherein said cellular communication system includes that one compensates node and multiple energy-conservation node；
Fig. 5 be according to another embodiment of the invention in a cellular communication system for saving the side of the energy consumption of node The flow chart of method, wherein said cellular communication system includes that one compensates node and multiple energy-conservation node；
Fig. 6 is according to an embodiment of the invention in a cellular communication system for the method saving the energy consumption of node Flow chart, wherein said cellular communication system includes multiple compensation node and an energy-conservation node；
Fig. 7 be according to another embodiment of the invention in a cellular communication system for saving the side of the energy consumption of node The flow chart of method, wherein said cellular communication system includes multiple compensation node and an energy-conservation node；
Fig. 8 is according to an embodiment of the invention in a cellular communication system for the method saving the energy consumption of node Flow chart；
Fig. 9 is according to an embodiment of the invention in a cellular communication system for the method saving the energy consumption of node Flow chart, wherein said cellular communication system includes that one compensates node and multiple energy-conservation node；
Figure 10 be according to another embodiment of the invention in a cellular communication system for saving the energy consumption of node The flow chart of method, wherein said cellular communication system includes that one compensates node and multiple energy-conservation node；
Figure 11 is according to an embodiment of the invention in a cellular communication system for saving the side of the energy consumption of node The flow chart of method, wherein said cellular communication system includes multiple compensation node and an energy-conservation node；
Figure 12 is according to an embodiment of the invention in a cellular communication system for saving setting of the energy consumption of node Standby block diagram；
Figure 13 is according to an embodiment of the invention in a cellular communication system for saving setting of the energy consumption of node Standby block diagram；
Figure 14 is according to an embodiment of the invention in a cellular communication system for saving the side of the energy consumption of node The schematic diagram of case, wherein said cellular communication system includes that one compensates node and multiple energy-conservation node；
Figure 15 be according to another embodiment of the invention in a cellular communication system for saving the energy consumption of node The schematic diagram of scheme, wherein said cellular communication system includes that one compensates node and multiple energy-conservation node；
Figure 16 is according to an embodiment of the invention in a cellular communication system for saving the side of the energy consumption of node The schematic diagram of case, wherein said cellular communication system includes multiple compensation node and an energy-conservation node；And
Figure 17 be according to another embodiment of the invention in a cellular communication system for saving the energy consumption of node The schematic diagram of scheme, wherein said cellular communication system includes multiple compensation node and an energy-conservation node.
In all of above-mentioned accompanying drawing, identical label represents have feature or function identical, similar or corresponding.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiments of the present invention it is explained in more detail and illustrates.Should be appreciated that the present invention Drawings and Examples being merely cited for property effect, be not intended to limit protection scope of the present invention.
Flow chart in accompanying drawing and block diagram, it is illustrated that according to the system of the various embodiment of the present invention, method and apparatus Architectural framework in the cards, function and operation.In this, each square frame in flow chart or block diagram can represent a mould A part for block, program segment or code, a part for described module, program segment or code comprises one or more for realizing The executable instruction of the logic function of regulation.It should also be noted that in some realization alternately, the merit marked in square frame Can occur to be different from the order marked in accompanying drawing.Such as, two square frames succeedingly represented can essentially base Originally being performed in parallel, they can also perform sometimes in the opposite order, and this is depending on involved function.It is also noted that It is, the combination of the square frame in each square frame in block diagram and/or flow chart and block diagram and/or flow chart, can be with performing rule The special hardware based system of fixed function or operation realizes, or can be by the group of specialized hardware with computer instruction Incompatible realization.Should be appreciated that drawings and Examples the being merely cited for property effect of the present invention, be not intended to limit the guarantor of the present invention Protect scope.Below in conjunction with accompanying drawing the present invention it is explained in more detail and illustrates.
Fig. 1 is the signal including a cellular communication system compensating node and multiple energy-conservation node according to prior art Figure.As it was previously stated, in the cellular communication system shown in Fig. 1, compensate the node A little differentiation to energy-conservation node B, C, D, E, F, G Do not compensate, to realize the energy consumption saving of energy-conservation node B, C, D, E, F, G.The present invention is directed to include one compensate node and The cellular communication system of multiple energy-conservation nodes provides numerous embodiments.Such as, Figure 14 and 15 respectively schematically illustrates basis One embodiment of the present of invention in cellular communication system as described in Figure 1 for saving the scheme of energy consumption of node.
Fig. 2 is the signal of the cellular communication system including multiple compensation node and an energy-conservation node according to prior art Figure.As it was previously stated, in the cellular communication system shown in Fig. 2, compensate node B, C, D, E, F, G little to energy-conservation node A respectively District compensates, to realize the energy consumption saving of energy-conservation node A.The present invention is directed to include that one compensates node and multiple energy-conservation node Cellular communication system provide numerous embodiments.Such as, Figure 16 and 17 respectively schematically illustrates according to the present invention Embodiment in cellular communication system as described in Figure 2 for saving the scheme of energy consumption of node.
Fig. 3 is according to an embodiment of the invention in a cellular communication system for the method saving the energy consumption of node Flow chart.Described cellular communication system includes compensating node and energy-conservation node, and the community of wherein said compensation node is to described The community of energy-conservation node compensates to save the energy consumption of described energy-conservation node.Fig. 4 to Fig. 7 respectively illustrates the side for Fig. 3 The example implementations of method.Method shown in Fig. 3 to Fig. 7 respectively can by the equipment of energy-conservation node, processor, device or The energy-conservation node of person completes self.
In step S301, in response to the energy-conservation execution message from compensation node, by the user in the community of energy-conservation node Equipment is switched to the community outside the community of energy-conservation node.
According to the embodiment of the present invention, the community outside the community of energy-conservation node can be to compensate community, it is also possible to is Other available community known to those skilled in the art.
According to the embodiment of the present invention, energy-conservation node switching be energy-conservation node community in subscriber equipment can be The subscriber equipment of the activity (active) in this community.In each embodiment of invention described below, be previously mentioned wants The subscriber equipment switched over or switch can be movable subscriber equipment.
Subscriber equipment in the community of energy-conservation node is switched to the community outside the community of energy-conservation node can be by this Various ways known to the skilled person realizes.First the most energy-conservation node can notify that the subscriber equipment in oneself community is wanted The community (abbreviation Target cell) being switched to, then subscriber equipment carries out accessing (such as Stochastic accessing mistake for Target cell Journey), it is successfully accessed rear subscriber equipment and is i.e. switched to Target cell from the community of energy-conservation node.
In step S302, performance based on switching, it is determined whether send handoff completion message to compensating node.
Include that one compensates node and the situation of multiple energy-conservation node, the such as feelings shown in Fig. 1 for cellular communication system Condition, the invention provides numerous embodiments.
According to one embodiment of the present invention, performance based on described switching, it is determined whether to described expansion joint Point sends handoff completion message can be by accomplished below: judges that all subscriber equipmenies have completed switching the most；And in response to Described all subscriber equipmenies are complete switching, send handoff completion message to described compensation node.
According to one embodiment of the present invention, step S302 can also include: in response to receiving from described compensation The energy saver mode of node enters request message, enters energy saver mode.
According to one embodiment of the present invention, ask in response to receiving to enter from the energy saver mode of described compensation node Ask message to enter energy saver mode can be accomplished by: enter from described energy saver mode and request message is extracted timing letter Breath；The time making described energy-saving point enter energy saver mode is determined according to the timing information extracted；And determined by time Between enter energy saver mode.
According to one embodiment of the present invention, performance based on switching determines whether that described compensation node sends Handoff completion message can be accomplished by: enters in response to the energy saver mode not received from described compensation node Request message, it is judged that all subscriber equipmenies have completed switching the most；And when described all subscriber equipmenies are complete switching, Handoff completion message is sent to described compensation node.
According to one embodiment of the present invention, performance based on described switching determines whether described compensation node Send handoff completion message can be accomplished by: enter in response to the energy saver mode received from described compensation node Enter to ask message, it is judged that all subscriber equipmenies have completed switching the most；And when described all subscriber equipmenies are complete switching Time, do not send handoff completion message to described compensation node, and enter energy saver mode.
Multiple compensation node and the situation of an energy-conservation node, the such as feelings shown in Fig. 2 is included for cellular communication system Condition, the invention provides numerous embodiments.
According to one embodiment of the present invention, performance based on described switching, it is determined whether to described expansion joint Point is sent handoff completion message and can be completed by following steps: judge that all subscriber equipmenies have completed switching the most；Response Being complete switching in described all subscriber equipmenies, each compensation node in the plurality of compensation node sends switching and completes Message；And entrance energy saver mode.
According to one embodiment of the present invention, performance based on described switching, it is determined whether to described expansion joint Point is sent handoff completion message and can be completed by following steps: judge that all subscriber equipmenies have completed switching the most；Response Being complete switching in described all subscriber equipmenies, each compensation node in the plurality of compensation node sends switching and completes Message, wherein said handoff completion message includes timing information, is used for making described each compensation node according to described timing information Extended coverage range；And while the plurality of compensation node is according to described timing information extended coverage range, enter joint Can pattern.
According to one embodiment of the present invention, performance based on described switching, it is determined whether to described expansion joint Point is sent handoff completion message and can be completed by following steps: judge that all subscriber equipmenies have completed switching the most；Response Being complete switching in described all subscriber equipmenies, each compensation node in the plurality of compensation node sends switching and completes Message, completes response message for making described each compensation node send switching in response to the handoff completion message received and expands Exhibition coverage；And complete response in response to receiving from the switching of each compensation node in the plurality of compensation node Message, enters energy saver mode.
According to one embodiment of the present invention, wherein in response to the energy-conservation execution message from described compensation node, will Subscriber equipment in the community of described energy-conservation node is switched to the community outside the community of described energy-conservation node can be by following Step completes: in response to the energy-conservation execution message from described compensation node, determines that compensation node is that execution is energy-conservation reserved Resource；And utilize described reserved resource subscriber equipment in the community of described energy-conservation node to send switching command.According to Another embodiment of the invention, may also include that in addition to the foregoing steps and sends energy-conservation request to described compensation node；With And receive from the energy-conservation execution message of described compensation node, wherein said energy-conservation execution message include described compensation node based on The decision about whether execution power-save operation that described energy-conservation request is made.
According to one embodiment of the present invention, wherein cellular communication system includes multiple compensation node and an energy-saving Point, now the method for the present invention can also comprise the following steps: sends energy-conservation request to the plurality of compensation node；Receive from The energy-conservation execution message of the plurality of compensation node；According to the described energy-conservation execution message from the plurality of compensation node, really Fixed the plurality of compensation node about whether perform done by power-save operation decide whether identical；If the plurality of expansion joint Decision done by Dian is different, then make about whether the final decision performing power-save operation；And to the plurality of expansion joint Point sends described final decision, in order to the plurality of compensation node performs power-save operation according to described final decision.
According to one embodiment of the present invention, energy-conservation node can send final decision to all compensation nodes.According to Another embodiment of the invention, energy-conservation node can only to the decision whether performing power-save operation previously made with final Determine that different compensation nodes sends final decision.
Fig. 4 is according to an embodiment of the invention in a cellular communication system for the method saving the energy consumption of node Flow chart, wherein said cellular communication system includes that one compensates node and multiple energy-conservation node.
In step S401, in response to the energy-conservation execution message from compensation node, by the user in the community of energy-conservation node Equipment is switched to the community outside the community of energy-conservation node.
In step S402, it is judged that all subscriber equipmenies in the community of this energy-conservation node have completed switching the most.
If it is not, then enter step S403；If it is, enter step S404.
In step S403, continue to switch over the subscriber equipment in the community of this energy-conservation node.
In step S404, send handoff completion message to compensating node.
In step S405, enter request message in response to receiving from the energy saver mode compensating node, enter energy-conservation mould Formula.
According to one embodiment of present invention, energy saver mode enters request message can comprise timing information.Permissible Enter request message from described energy saver mode and extract timing information, determine according to the timing information extracted and make described energy-saving Point enter energy saver mode time, and determined by the time enter energy saver mode.Timing information can be that compensation community is pre- First set, for example, it is possible to extend the scheduled time of its coverage according to compensating community and can prolong with coupling system transmission Late because being usually set, enter energy saver mode so that realize energy-saving cell and compensate cell extension coverage Carry out simultaneously, namely the two event alignment.
According to the embodiment of the present invention, energy saver mode can be dormancy (dormant) state, and the most energy-conservation node reduces Its coverage, stopping send radio frequency etc..Those skilled in the art are appreciated that, above-mentioned example is only schematically, Rather than restrictive, it is possible to use techniques known in the art means realize above-mentioned energy saver mode.
Flow process shown in Fig. 4 can understand in conjunction with the operation performed in energy-conservation node scheme in fig. 14.
Fig. 5 be according to another embodiment of the invention in a cellular communication system for saving the side of the energy consumption of node The flow chart of method, wherein said cellular communication system includes that one compensates node and multiple energy-conservation node.
In step S501, in response to the energy-conservation execution message from compensation node, by the user in the community of energy-conservation node Equipment is switched to the community outside the community of energy-conservation node.
In step S502, it may be judged whether receive and enter request message from the energy saver mode compensating node.
If it is, enter step S505；If it is not, then enter step S503.
In step S503, it is judged that all subscriber equipmenies have completed switching the most.
In step S504, when described all subscriber equipmenies are complete switching, send to described compensation node and switched Become message.
In step S505, it is judged that all subscriber equipmenies have completed switching the most.
In step S506, when all subscriber equipmenies are complete switching, not to compensating node transmission handoff completion message.
In step S507, enter energy saver mode.
Flow process shown in Fig. 5 is referred in energy-conservation node scheme in fig .15 the operation performed.Shown in Fig. 5 Flow processing, only completes the energy-conservation node of UE switching with first and sends handoff completion message, other energy-saving to compensating node Point does not sends, but enters energy saver mode according to entering request message from the energy saver mode compensating node.
Fig. 6 is according to an embodiment of the invention in a cellular communication system for the method saving the energy consumption of node Flow chart, wherein said cellular communication system includes multiple compensation node and an energy-conservation node.
In step S601, in response to the energy-conservation execution message from compensation node, by the user in the community of energy-conservation node Equipment is switched to the community outside the community of energy-conservation node.
In step S602, it is judged that all subscriber equipmenies have completed switching the most.
In step S603, it is complete switching in response to all subscriber equipmenies, each compensation in multiple compensation nodes Node sends handoff completion message, and wherein handoff completion message includes timing information, is used for making each compensation node according to timing Information expansion coverage.
Those skilled in the art are appreciated that can arrange timing information in several ways completely.For example, it is possible to according to X2 transmission delay arranges timing information, and this timing information can be different for different energy-conservation nodes.
In step S604, while multiple compensation nodes are according to timing information extended coverage range, enter energy saver mode.
Flow process shown in Fig. 6 can understand in conjunction with the operation performed in energy-conservation node scheme in figure 16.
Fig. 7 be according to another embodiment of the invention in a cellular communication system for saving the side of the energy consumption of node The flow chart of method, wherein said cellular communication system includes multiple compensation node and an energy-conservation node.
In step S701, in response to the energy-conservation execution message from compensation node, by the user in the community of energy-conservation node Equipment is switched to the community outside the community of energy-conservation node.
In step S702, it is judged that all subscriber equipmenies have completed switching the most.
In step S703, it is complete switching in response to described all subscriber equipmenies, in the plurality of compensation node Each compensation node sends handoff completion message.
In step S704, complete in response to the switching received from each compensation node in the plurality of compensation node Response message, enters energy saver mode.
Flow process shown in Fig. 7 can understand in conjunction with the operation performed in energy-conservation node scheme in fig. 17.
Fig. 8 is according to an embodiment of the invention in a cellular communication system for the method saving the energy consumption of node Flow chart.Described cellular communication system includes compensating node and energy-conservation node, and the community of wherein said compensation node is to described The community of energy-conservation node compensates to save the energy consumption of described energy-conservation node.Fig. 9 to Figure 11 respectively illustrates the side for Fig. 8 The example implementations of method.Method shown in Fig. 8 to Figure 11 respectively can be by compensating the equipment of node, processor, device Or compensate node self to complete.
In step S801, send energy-conservation execution message to energy-conservation node, in order to energy-conservation node is in response to energy-conservation execution message Subscriber equipment in the community of energy-conservation node is switched to the community outside the community of energy-conservation node.
In step S802, in response to the handoff completion message received from energy-conservation node, extension compensates the community of node Coverage.
Include that one compensates node and the situation of multiple energy-conservation node, the such as feelings shown in Fig. 1 for cellular communication system Condition, the invention provides numerous embodiments.
According to one embodiment of the present invention, in response to the handoff completion message received from described energy-conservation node, The coverage of the community extending described compensation node can be completed by following steps: receives from the plurality of energy-conservation node In the handoff completion message of each energy-conservation node；The switching of all energy-conservation node in receiving the plurality of energy-conservation node After completion message, extend the coverage of the community of described compensation node；And send joint respectively to the plurality of energy-conservation node Pattern can enter request message.
According to one embodiment of the present invention, send energy saver mode entrance request respectively to the plurality of energy-conservation node and disappear Breath can be completed by following steps: arranges timing information, described timing information in described energy saver mode enters request message Specify the time making described energy-saving point enter energy saver mode；Wherein extend the coverage bag of the community of described compensation node Include: extend the community of described compensation node in the time making described energy-saving point enter energy saver mode that described timing information is specified Coverage.
According to one embodiment of the present invention, in response to the handoff completion message received from described energy-conservation node, The coverage of the community extending described compensation node can be completed by following steps: determines that received switching completes to disappear Whether breath is first handoff completion message from the plurality of energy-conservation node；When received handoff completion message is institute When stating first handoff completion message, extend the coverage of the community of described compensation node immediately；And to the plurality of joint Energy saver mode entrance request message can be sent respectively by node.
Multiple compensation node and the situation of an energy-conservation node, the such as feelings shown in Fig. 2 is included for cellular communication system Condition, the invention provides numerous embodiments.
According to one embodiment of the present invention, in response to the handoff completion message received from described energy-conservation node, The coverage of the community extending described compensation node can be realized by following steps: receives cutting from described energy-conservation node Change completion message；And according to described handoff completion message, extend the coverage of the community of described compensation node.
According to one embodiment of the present invention, in response to the handoff completion message received from described energy-conservation node, The coverage of the community extending described compensation node can be realized by following steps: receives cutting from described energy-conservation node Change completion message；Timing information is extracted from the handoff completion message received；And it is according to the extension of described timing information Compensate the coverage of the community of node, to make described joint while the coverage extension of the community of described compensation node Energy saver mode can be entered by node.
According to one embodiment of the present invention, in response to the handoff completion message received from described energy-conservation node, The coverage of the community extending described compensation node can realize receiving cutting from described energy-conservation node by following steps Change completion message；And according to described handoff completion message, send switching to described energy-conservation node and complete response message, Yi Jikuo The coverage of the community of node is compensated described in exhibition.
According to one embodiment of the present invention, in response to the handoff completion message received from described energy-conservation node, The coverage of the community extending described compensation node may include that and is defined as performing energy-conservation reserved resource；And to described Energy-conservation node notifies described reserved resource, in order to described energy-conservation node utilizes described reserved resource to described energy-conservation node Subscriber equipment in community sends switching command.According to one embodiment of the present invention, above-mentioned embodiment can also include: Receive the energy-conservation request from described energy-conservation node；The determining about whether execution power-save operation made based on described energy-conservation request Fixed；And sending energy-conservation execution message to described energy-conservation node, wherein said energy-conservation execution message includes described about whether holding The decision of row power-save operation.
According to one embodiment of the present invention, described cellular communication system includes multiple compensation node and an energy-saving Point, described method can also include: receives the energy-conservation request from described energy-conservation node；Energy-conservation holding is sent to described energy-conservation node Row message；Receive from described energy-conservation node based on described energy-conservation execution message make about whether performing power-save operation Determine eventually；And perform power-save operation according to described final decision.
According to one embodiment of the present invention, energy-conservation node can send final decision to all compensation nodes.According to Another embodiment of the invention, energy-conservation node can only to the decision whether performing power-save operation previously made with final Determine that different compensation nodes sends final decision.In one embodiment, when compensate node receive from energy-conservation node The decision whether performing power-save operation finally determining previously to have made from self different time, then expansion joint point is finally determined according to this Determine to carry out subsequent treatment.Such as, if final decision is carried out power-save operation, and this compensation node determined it is not perform originally Power-save operation, then compensate and can perform after node receives final decision such as to extend its coverage, allow from energy-saving The operations such as the subscriber equipment access of point.The most such as, if final decision is not perform power-save operation, and this compensation node was determined originally Surely it is carried out power-save operation, then compensates after node receives final decision and can perform to zoom back out the most expanded coverage Normal conditions etc. operate.Alternatively, in another embodiment, if compensating node the most do not extend its coverage, then this benefit Repay after node receives final decision and can not perform any action about power-save operation.
Fig. 9 is according to an embodiment of the invention in a cellular communication system for the method saving the energy consumption of node Flow chart, wherein said cellular communication system includes that one compensates node and multiple energy-conservation node.
In step S901, send energy-conservation execution message to energy-conservation node.
In step S902, receive the handoff completion message from each energy-conservation node in multiple energy-conservation nodes.
After step S903, the handoff completion message of all energy-conservation node in receiving multiple energy-conservation node, extension Compensate the coverage of the community of node.
In step S904, send energy saver mode respectively to multiple energy-conservation nodes and enter request message.
Figure 10 be according to another embodiment of the invention in a cellular communication system for saving the energy consumption of node The flow chart of method, wherein said cellular communication system includes that one compensates node and multiple energy-conservation node.
In step S1001, send energy-conservation execution message to energy-conservation node.
In step S1002, determine whether received handoff completion message is from the plurality of energy-conservation node One handoff completion message.
In step S1003, when received handoff completion message is first handoff completion message, extend immediately Compensate the coverage of the community of node.
In step S1004, send energy saver mode respectively to multiple energy-conservation nodes and enter request message.
Figure 11 is according to an embodiment of the invention in a cellular communication system for saving the side of the energy consumption of node The flow chart of method, wherein said cellular communication system includes multiple compensation node and an energy-conservation node.
In step S1101, send energy-conservation execution message to energy-conservation node.
In step S1102, receive the handoff completion message from energy-conservation node.
In step S1103, from the handoff completion message received, extract timing information.
Those skilled in the art are appreciated that timing information can be arranged in several ways completely.For example, it is possible to according to X2 transmission delay arranges timing information, and this timing information can be different for the different nodes that compensates.
In step S1104, compensate the coverage of the community of node according to timing information extension, to compensate the little of node Energy-saving point is made to enter energy saver mode while the coverage extension in district.
Figure 12 is according to an embodiment of the invention in a cellular communication system for saving setting of the energy consumption of node The block diagram of standby 1200.Described cellular communication system includes compensating node and energy-conservation node, the community pair of wherein said compensation node The community of described energy-conservation node compensates to save the energy consumption of described energy-conservation node
Equipment 1200 may include that handoff response device 1210, is arranged in response to from described compensation node Energy-conservation execution message, be switched to by the subscriber equipment in the community of described energy-conservation node outside the community of described energy-conservation node is little District；And determine device 1220, it is configured for the performance of described switching, it is determined whether send out to described compensation node Send handoff completion message.
According to the embodiment of the present invention, described cellular communication system includes that one compensates node and multiple energy-conservation node.
According to the embodiment of the present invention, determine that device may include that for judging that all subscriber equipmenies complete the most The device of switching；And for being complete switching in response to described all subscriber equipmenies, send switching to described compensation node The device of completion message.
According to the embodiment of the present invention, determine that device can also include: in response to receiving from described compensation The energy saver mode of node enters request message, enters the device of energy saver mode.
According to the embodiment of the present invention, the device being used for entering energy saver mode may include that for from described energy-conservation mould Formula enters the device extracting timing information in request message；Described energy-conservation node is made for determining according to the timing information extracted Enter the device of the time of energy saver mode；And for determined by the time enter energy saver mode device.
According to the embodiment of the present invention, determine that device 1220 may include that in response to not receiving from described The energy saver mode compensating node enters request message, it is judged that all subscriber equipmenies have completed the device of switching the most；And be used for When described all subscriber equipmenies are complete switching, send the device of handoff completion message to described compensation node.
According to the embodiment of the present invention, determine that device 1220 may include that in response to receiving from described benefit The energy saver mode repaying node enters request message, it is judged that all subscriber equipmenies have completed the device of switching the most；And for working as When described all subscriber equipmenies are complete switching, do not send handoff completion message to described compensation node, and enter energy-conservation The device of pattern.
According to the embodiment of the present invention, described cellular communication system includes multiple compensation node and an energy-conservation node.
According to the embodiment of the present invention, determine that device 1 220 may include that for having judged all subscriber equipmenies the most Complete the device of switching；For being complete switching in response to described all subscriber equipmenies, in the plurality of compensation node Each compensation node sends the device of handoff completion message；And for entering the device of energy saver mode.
According to the embodiment of the present invention, determine that device 1220 may include that for having judged all subscriber equipmenies the most Complete the device of switching；For being complete switching in response to described all subscriber equipmenies, in the plurality of compensation node Each compensation node sends the device of handoff completion message, and wherein said handoff completion message includes timing information, is used for making institute State each compensation node according to described timing information extended coverage range；And be used at the plurality of compensation node according to described While timing information extended coverage range, enter the device of energy saver mode.
According to the embodiment of the present invention, determine that device 1220 may include that for having judged all subscriber equipmenies the most Complete the device of switching；For being complete switching in response to described all subscriber equipmenies, in the plurality of compensation node Each compensation node sends the device of handoff completion message, makes described each compensation node complete to disappear in response to the switching received Breath sends switching and completes response message extended coverage range；And in response to receiving from the plurality of compensation node In the switching of each compensation node complete response message, enter the device of energy saver mode.
According to the embodiment of the present invention, handoff response device 1210 may include that in response to from described compensation The energy-conservation execution message of node, determines that compensation node is the device performing energy-conservation reserved resource；And it is used for utilizing described pre- The resource stayed subscriber equipment in the community of described energy-conservation node sends the device of switching command.
According to the embodiment of the present invention, equipment 1200 can also include energy-conservation decision making device, including: for described benefit Repay node and send the device of energy-conservation request；And for receiving the device of the energy-conservation execution message from described compensation node, its Described in energy-conservation execution message include described compensation node based on described energy-conservation request make about whether perform power-save operation Decision.
According to the embodiment of the present invention, described cellular communication system includes multiple compensation node and an energy-conservation node, Described energy-conservation decision making device can also include: for sending the device of energy-conservation request to the plurality of compensation node；For receiving Device from the energy-conservation execution message of the plurality of compensation node；For according to the described joint from the plurality of compensation node Message can be performed, determine that the plurality of compensation node decides whether identical dress done by power-save operation about whether performing Put；If different for the decision done by the plurality of compensation node, then make about whether performing the final of power-save operation The device determined；And for sending described final decision to the plurality of compensation node, in order to the plurality of compensation node root The device of power-save operation is performed according to described final decision.
Figure 13 is according to an embodiment of the invention in a cellular communication system for saving setting of the energy consumption of node The block diagram of standby 1300.Described cellular communication system includes compensating node and energy-conservation node, the community pair of wherein said compensation node The community of described energy-conservation node compensates to save the energy consumption of described energy-conservation node.
According to the embodiment of the present invention, equipment 1300 may include that dispensing device 1310, is arranged to described joint Can node send energy-conservation execution message, in order to described energy-conservation node in response to described energy-conservation execution message by described energy-conservation node Subscriber equipment in community is switched to the community outside the community of described energy-conservation node；And cell extension device 1320, joined Put in response to the handoff completion message received from described energy-conservation node, extending the covering of the community of described compensation node Scope.
According to the embodiment of the present invention, described cellular communication system includes that one compensates node and multiple energy-conservation node.
According to the embodiment of the present invention, described cell extension device includes: for receiving from the plurality of energy-saving The device of the handoff completion message of each energy-conservation node in point；For all joints in receiving the plurality of energy-conservation node After the handoff completion message of energy node, extend the device of the coverage of the community of described compensation node；And for described Multiple energy-conservation nodes send energy saver mode respectively and enter request message.
According to the embodiment of the present invention, it is used for sending energy saver mode entrance request respectively to the plurality of energy-conservation node to disappear The device of breath may include that the device arranging timing information in entering request message at described energy saver mode, described timing Information specifies the time making described energy-saving point enter energy saver mode.For extending the coverage of the community of described compensation node Device may include that for specify at described timing information make described energy-saving point enter energy saver mode time extension institute State the device of the coverage of the community compensating node.
According to the embodiment of the present invention, described cell extension device includes: for determining that received switching completes Whether message is the device of first handoff completion message from the plurality of energy-conservation node；For when received switching When completion message is described first handoff completion message, extend the dress of the coverage of the community of described compensation node immediately Put；And enter request message for sending energy saver mode respectively to the plurality of energy-conservation node.
According to the embodiment of the present invention, described cellular communication system includes multiple compensation node and an energy-conservation node.
According to the embodiment of the present invention, described cell extension device may include that for receiving from described energy-saving The device of the handoff completion message of point；And for according to described handoff completion message, extend the community of described compensation node The device of coverage.
According to the embodiment of the present invention, described cell extension device may include that for receiving from described energy-saving The device of the handoff completion message of point；For extracting the device of timing information from the handoff completion message received；And use In the coverage of the community extending described compensation node according to described timing information, with covering in the community of described compensation node Described energy-saving point is made to enter the device of energy saver mode while lid range expansion.
According to the embodiment of the present invention, described cell extension device may include that for receiving from described energy-saving The device of the handoff completion message of point；And for according to described handoff completion message, send to described energy-conservation node and switched Become response message and extend the device of coverage of community of described compensation node.
According to the embodiment of the present invention, described cell extension device may include that for being defined as performing energy-conservation reserved The device of resource；And for notifying described reserved resource to described energy-conservation node, in order to described energy-conservation node utilizes institute State reserved resource subscriber equipment in the community of described energy-conservation node and send the device of switching command.
According to the embodiment of the present invention, equipment 1300 can also include: for receiving the joint from described energy-conservation node The device that can request that；For the device about whether the decision performing power-save operation made based on described energy-conservation request；And For sending the device of energy-conservation execution message to described energy-conservation node, wherein said energy-conservation execution message include described about whether Perform the decision of power-save operation.
According to the embodiment of the present invention, wherein said cellular communication system includes multiple compensation node and an energy-saving Point, equipment 1300 can also include: for receiving the device of the energy-conservation request from described energy-conservation node；For to described energy-conservation Node sends the device of energy-conservation execution message；Make based on described energy-conservation execution message from described energy-conservation node for reception About whether the final device determined performing power-save operation；And for performing power-save operation according to described final decision Device.
Technical scheme can enter energy-conservation mould by compensating node extended coverage range (event 1) with energy-saving point Formula (event 2) the two event is directed at, thus the two event can occur the most simultaneously.Specifically, node is compensated first May be made that energy-conservation decision and this energy-conservation decision is notified to energy-conservation node；Energy-saving point triggers wherein each UE and is switched to compensate Node, after switching is finished, energy-conservation node completes instruction to compensating node transmission switching, and now this energy-saving clicks on Enter energy saver mode；After receiving the handoff completion message that all energy-conservation nodes send, compensate its coverage of point spread, can Selection of land, compensates node and energy-saving point can also be asked to enter energy saver mode, such as, ask energy-conservation node to reduce its coverage, stop Only send radio frequency, etc..Each energy-conservation node is receiving after the coverage zoom-out request of compensation node, can stop Send radio frequency, reduce its coverage, entrance energy saver mode (such as resting state).
Figure 14 is according to an embodiment of the invention in a cellular communication system for saving the side of the energy consumption of node The schematic diagram of case, wherein said cellular communication system includes that a compensation node and multiple energy-conservation node (schematically show 2 Individual).
In the embodiment shown in fig. 14, compensate node to send (1401,1402) energy-conservation execution to energy-conservation node 1 and 2 and disappear Breath, notifies that energy-conservation node is ready for power-save operation.Then, the subscriber equipment in its community is switched by energy-conservation node 1 and 2 respectively (1403,1404) arrive the community beyond this community, such as, compensate community or other community.Energy-conservation node 1 and energy-conservation node 2 complete (1405,1406) handoff completion message is sent to compensation node to after the switching of the UE of its all activities.Receive compensating node After the handoff completion message that all energy-conservation nodes (namely energy-conservation node 1 and 2) send, trigger and compensate its covering of point spread Scope, and compensate node to all energy-conservation nodes transmission energy saver mode entrance request message (1407,1408).Energy-conservation node connects Receive after this energy saver mode enters request message and enter energy saver mode.
In an alternative embodiment according to the present invention, energy saver mode enters in request message can include that timing is believed Breath.This timing information can be to compensate node to arrange.Timing information, and this timing can be set according to X2 transmission delay Information can be different for different energy-conservation nodes.After energy-conservation node 1 receives energy saver mode entrance request message, permissible Extract timing information T1 from which, and determine according to the timing information T1 extracted and to make described energy-saving point enter energy saver mode Time, the most energy-conservation node 1 can determined by the time enter energy saver mode.Equally, energy-conservation node 2 receives energy saver mode After entering request message, timing information T2 can be extracted from which, it is possible to determine according to the timing information T2 extracted and make institute State energy-saving point enter energy saver mode time, the most energy-conservation node 2 can also determined by the time enter energy saver mode.With Time, compensating node can receive from the covering model extending oneself after the handoff completion message of energy-conservation node 1 and 2 immediately Enclose.Alternatively, compensate node and can also determine the coverage oneself extending oneself when arranging timing information T1 and T2 Time, so that the time of compensation node extended coverage range and energy-conservation node 1 and 2 respectively enter the time phase of energy saver mode With, thus event 1 is directed at event 2.
Figure 15 be according to another embodiment of the invention in a cellular communication system for saving the energy consumption of node The schematic diagram of scheme, wherein said cellular communication system includes that a compensation node and multiple energy-conservation node (schematically show 2).
In the embodiment shown in fig. 15, compensate node to send (1501,1502) energy-conservation execution to energy-conservation node 1 and 2 and disappear Breath, notifies that energy-conservation node is ready for power-save operation.Then, the subscriber equipment in its community is switched by energy-conservation node 1 and 2 respectively (1503,1504) arrive the community beyond this community, such as, compensate community or other community.Energy-conservation node 1 and energy-conservation node 2 judge Whether receive the energy saver mode from described compensation node and enter request message, do not receiving from described compensation node In the case of energy saver mode enters request message, it is judged that all subscriber equipmenies have completed switching the most；When described all users set For when being complete switching, send handoff completion message to compensating node.Assuming in this embodiment, energy-conservation node 1 ratio is energy-conservation Node 2 completes subscriber equipment switching earlier, and the most energy-conservation node 1 is first to compensating node transmission (1505) handoff completion message.Mend Repay node and receive trigger event 1 after first handoff completion message, that is, receive from energy-conservation node compensating node After the handoff completion message of 1, extend (1506) its coverage.Compensating node can be coverage same of extension oneself Time to energy-conservation node 1 and 2 all send (1507,1508) energy saver mode enter request message.Energy-conservation node 1 is due to all UE the most Complete switching, it is possible to enter energy saver mode when receiving after this energy saver mode enters request message.Energy-conservation node 2 receives joint Can pattern enter request message after, first determine whether oneself either with or without the switching completed UE all in this community, if completed, Do not send handoff completion message to described compensation node, and enter energy saver mode；If be not fully complete, the most energy-conservation node 2 is not Send handoff completion message to described compensation node, and proceed the switching of UE, complete the UE's to its all activities Energy saver mode it is directly entered after switching.
The advantage of the program is: avoid coverage leak, and all energy-conservation nodes can complete its institute It is directly entered energy saver mode after having the switching of movable UE, thus is favorably improved energy-conservation gain.
Figure 16 is according to an embodiment of the invention in a cellular communication system for saving the side of the energy consumption of node The schematic diagram of case, wherein said cellular communication system include multiple compensation node (schematically showing 2) and one energy-conservation Node.
In the embodiment shown in Figure 16, after energy-conservation node completes the switching of its UE, energy-conservation node is to compensating node 1 He 2 send handoff completion message (1601,1602) respectively, and hereafter energy-saving point enters (1603) energy saver mode.When compensating node 1 He After 2 receive handoff completion message, extension (1604,1605) its coverage respectively.
Alternatively, after energy-conservation node completes the switching of its UE, energy-conservation node sends switching to each compensation node and completes Message can comprise timing information.After each compensation node receives handoff completion message, can be from handoff completion message Middle extraction timing information, such as, compensates node 1 and can extract timing letter from handoff completion message from what energy-conservation node received Breath T1, and after elapsed time T1, extend its coverage；Compensate node 2 to complete to disappear from switching from what energy-conservation node received Breath extracts timing information T2, and after elapsed time T2, extends its coverage.Energy-conservation node can be during period T0 UE in oneself community is switched to the community beyond this community (such as compensating community or other community) and enters energy saver mode.Fixed Time information T1 and T2 be energy-conservation node arrange, can arrange according to X2 transmission delay, and this timing information is for different It can be different for compensating node.The most energy-conservation time T0 that may decide that oneself entrance energy saver mode, so that oneself enters The time of energy saver mode extends respective coverage simultaneously with compensation node 1 and compensation node 2, i.e. event 1 is right with event 2 Accurate.
Figure 17 be according to another embodiment of the invention in a cellular communication system for saving the energy consumption of node The schematic diagram of scheme, wherein said cellular communication system includes multiple compensation node (schematically showing 2) and a joint Can node.
After energy-conservation node completes the switching of its UE, energy-conservation node is sent out to each compensation node (compensating node 1 and 2) immediately Send handoff completion message (1701,1702).After each compensation node receives handoff completion message, send out to energy-conservation node respectively Send a switching response message, and extend its coverage (1703,1704).When energy-conservation node receives (1705,1706) After all compensation nodes send the switching response message come, enter energy saver mode.
According to another embodiment of the present invention, can trigger after energy-conservation decision is made in the base station compensating node and mend Repaying its coverage of point spread, then energy-saving point enters energy saver mode, and such as, resting state, to avoid coverage to leak Hole.In order to solve from the interference problem compensating node, the present invention proposes as energy-conservation node and the UE communication reservation in its community Certain resource, such as time-domain resource and/or frequency domain resource, this can be such as based on interim inter-cell interference cancellation (eICIC) configuration realizes.According to one embodiment of the present invention, compensate node and can disable a period (such as, temporarily One or more subframes), such as part subframe can be emptied, and these subframes are notified all energy-conservation nodes.Energy-conservation node Its switching command can be dispatched, to ensure that the movable UE of oneself can have correctly received switching command according to this notice.Example again As, can compensate node can deactivation portion Resource Block (the most one or more PRB) temporarily, thus keep for energy-conservation node with The communication of its UE.According to another embodiment of the present invention, after the UE of all energy-conservation nodes completes switching, can be to expansion joint Point sends notice, compensates node with the news that the switching by all UE of energy-conservation node is complete, thus compensates node Will not be affected by this interim dead period with the general communication of its UE.
Above-mentioned embodiment can realize in the case of point-to-points energy-saving point of an expansion joint compensates.Many In the case of one energy-saving point is compensated by individual compensation node, according to the embodiment of the present invention, energy-conservation node can be to Multiple compensation nodes initiate energy-conservation request, and each compensation node can independently be made whether to accept determining of this energy-conservation request Fixed.If all compensation nodes make same decision, the most all refuse this energy-conservation request or all accept this energy-conservation request, then The embodiment party of the present invention can be realized like that according to above-mentioned situation about compensating at point-to-points energy-saving point of an expansion joint Formula, completes energy-efficient treatment process.If all compensation nodes are the most all made same decision, such as part compensation node and are connect Being compensated node refuse this energy-conservation request by this energy-conservation request but another part, the most energy-conservation node can compensate node from each and receive To the different responses for this energy-conservation request, the most energy-conservation node proceeds power-save operation by finally deciding whether or does not saves Can operation (such as, this final decision can be different according to different manufacturers or the setting of operator).According to the present invention An embodiment in, energy-conservation node can finally determine to compensate node to each and send notice according to it, specifically, as Really this finally determines to be by power-save operation, and the most energy-conservation node compensates node transmission to each and carries out the notice of power-save operation, so Rear each compensates node and extends the coverage of oneself respectively；If this finally determines is not carry out power-save operation, then energy-saving Point can notify not extended coverage range to the compensation node of this energy-conservation request previously-accepting.In another reality according to the present invention Executing in example, it can finally be determined to notify that each compensates node by energy-conservation node, in order to each compensates node and finally determines according to this Determining to carry out same power-save operation, specifically, if this finally determines to be by power-save operation, then each compensation node divides Do not extend the coverage of oneself；If this finally determines it is not carry out power-save operation, the most all compensation nodes the most do not extend certainly Oneself coverage.
Method disclosed in embodiments of the present invention can realize in the combination of software, hardware or software and hardware. Hardware components can utilize special logic to realize；Software section can store in memory, suitable instruction perform system System, such as microprocessor, personal computer (PC) or large scale computer perform.In a preferred embodiment, present invention is typically implemented as soft Part, it includes but not limited to firmware, resident software, microcode etc..
And, embodiments of the present invention may also take on can be used from computer or the meter of computer-readable medium access The form of calculation machine program product, these media provide program code to use for computer or any instruction execution system or and its It is used in combination.For the purpose of description, computer can with or computer-readable mechanism can be any tangible device, it can wrap Contain, store, communicate, propagate or transmission procedure is to be used or in connection by instruction execution system, device or equipment.
Medium can be electric, magnetic, light, electromagnetism, ultrared or the system of quasiconductor (or device or device) Or propagation medium.The example of computer-readable medium include quasiconductor or solid-state memory, tape, removable computer diskette, Random access storage device (RAM), read only memory (ROM), hard disc and CD.At present the example of CD includes compact disk-only Read memorizer (CD-ROM), compact disk-read/write (CD-R/W) and DVD.
The system being suitable for storage/or execution program code according to the embodiment of the present invention will include at least one Reason device, it is indirectly couple to memory component directly or through system bus.Memory component can be included in program generation The local storage, the mass storage that are utilized and at least some of program code the is provided term of execution of code actual Interim storage must to fetch the cache memory of the number of times of code from mass storage term of execution of minimizing.
Input/output or I/O equipment (including but not limited to keyboard, display, pointer device etc.) can directly or It is coupled to system by middle I/O controller.
Network adapter can also be coupled to system so that system can by middle private or public network coupling Close other system or remote printer or storage device.Modem, cable modem and Ethernet card are only It is several examples of currently available types of network adapters.
It should be noted that, in order to make embodiments of the present invention be easier to understand, above description eliminates for this area Technical staff for be known and for embodiments of the present invention realization be likely necessary more more specifically Ins and outs.
The description providing the present invention illustrates that and describes rather than for exhaustive or to limit the invention to institute public The form opened.For those of ordinary skill in the art, many modifications and changes are all possible.
Therefore, selecting and describing embodiment is to preferably explain the principle of the present invention and actual application thereof, and makes Those of ordinary skill in the art understand, on the premise of without departing from essence of the present invention, all modifications and change each fall within by right Within requiring the protection scope of the present invention limited.

Claims (52)

1., in a cellular communication system for the method saving the energy consumption of node, wherein said cellular communication system includes mending Repaying node and energy-conservation node, the community of described energy-conservation node is compensated to save described by the community of wherein said compensation node The energy consumption of energy-conservation node, described method includes:
In response to the energy-conservation execution message from described compensation node, the subscriber equipment in the community of described energy-conservation node is switched Community outside the community of described energy-conservation node；And
Performance based on described switching, it is determined whether send handoff completion message to described compensation node.
Method the most according to claim 1, wherein said cellular communication system includes that compensates a node and multiple energy-conservation Node.
Method the most according to claim 2, wherein performance based on described switching, it is determined whether to described expansion joint Point sends handoff completion message and includes:
Judge that all subscriber equipmenies have completed switching the most；And
It is complete switching in response to described all subscriber equipmenies, sends handoff completion message to described compensation node.
Method the most according to claim 3, the most also includes:
Enter request message in response to receiving from the energy saver mode of described compensation node, enter energy saver mode.
Method the most according to claim 4, wherein enters in response to the energy saver mode received from described compensation node Request message, enters energy saver mode and includes:
Enter request message from described energy saver mode and extract timing information；
The time making described energy-saving point enter energy saver mode is determined according to the timing information extracted；And
Time determined by enters energy saver mode.
Method the most according to claim 2, wherein performance based on described switching, it is determined whether to described expansion joint Point sends handoff completion message and includes:
Request message is entered from the energy saver mode of described compensation node, it is judged that all subscriber equipmenies whether in response to not receiving Complete switching；And
When described all subscriber equipmenies are complete switching, send handoff completion message to described compensation node.
7. according to the method described in claim 2 or 6, wherein performance based on described switching, it is determined whether to described benefit Repay node transmission handoff completion message to include:
Request message is entered from the energy saver mode of described compensation node, it is judged that all subscriber equipmenies are the most in response to receiving Complete switching；And
When described all subscriber equipmenies are complete switching, do not send handoff completion message to described compensation node, and enter Enter energy saver mode.
Method the most according to claim 1, wherein said cellular communication system include multiple compensation node and one energy-conservation Node.
Method the most according to claim 8, wherein performance based on described switching, it is determined whether to described expansion joint Point sends handoff completion message and includes:
Judge that all subscriber equipmenies have completed switching the most；
Being complete switching in response to described all subscriber equipmenies, each compensation node in the plurality of compensation node sends Handoff completion message；And
Enter energy saver mode.
Method the most according to claim 8, performance based on described switching, it is determined whether to described compensation node Transmission handoff completion message includes:
Judge that all subscriber equipmenies have completed switching the most；
Being complete switching in response to described all subscriber equipmenies, each compensation node in the plurality of compensation node sends Handoff completion message, wherein said handoff completion message includes timing information, is used for making described each compensation node according to described Timing information extended coverage range；And
While the plurality of compensation node is according to described timing information extended coverage range, enter energy saver mode.
11. methods according to claim 8, performance based on described switching, it is determined whether to described compensation node Transmission handoff completion message includes:
Judge that all subscriber equipmenies have completed switching the most；
Being complete switching in response to described all subscriber equipmenies, each compensation node in the plurality of compensation node sends Handoff completion message, completes response for making described each compensation node send switching in response to the handoff completion message received Message extended coverage range；And
Complete response message in response to receiving from the switching of each compensation node in the plurality of compensation node, enter joint Can pattern.
12. methods according to claim 1, wherein in response to the energy-conservation execution message from described compensation node, by institute State the community that the subscriber equipment in the community of energy-conservation node is switched to outside the community of described energy-conservation node to include:
In response to the energy-conservation execution message from described compensation node, determine that compensation node is to perform energy-conservation reserved resource；With And
Described reserved resource subscriber equipment in the community of described energy-conservation node is utilized to send switching command.
13., according to the method described in claim 1 or 12, also include:
Energy-conservation request is sent to described compensation node；And
Receiving the energy-conservation execution message from described compensation node, wherein said energy-conservation execution message includes described compensation node base In the decision about whether execution power-save operation that described energy-conservation request is made.
14. according to the method described in claim 1 or 12, and wherein said cellular communication system includes multiple compensation node and one Energy-conservation node, described method also includes:
Energy-conservation request is sent to the plurality of compensation node；
Receive the energy-conservation execution message from the plurality of compensation node；
According to the described energy-conservation execution message from the plurality of compensation node, determine that the plurality of compensation node is about whether holding Deciding whether done by row power-save operation is identical；
If the decision done by the plurality of compensation node is different, then make about whether performing finally determining of power-save operation Fixed；And
Described final decision is sent, in order to the plurality of compensation node comes according to described final decision to the plurality of compensation node Perform power-save operation.
15. 1 kinds are used for the method saving the energy consumption of node in a cellular communication system, and wherein said cellular communication system includes Compensating node and energy-conservation node, the community of described energy-conservation node is compensated to save institute by the community of wherein said compensation node Stating the energy consumption of energy-conservation node, described method includes:
To described energy-conservation node send energy-conservation execution message, in order to described energy-conservation node in response to described energy-conservation execution message by institute State the community outside the subscriber equipment in the community of energy-conservation node is switched to the community of described energy-conservation node；And
In response to the handoff completion message received from described energy-conservation node, extend the covering model of the community of described compensation node Enclose.
16. methods according to claim 15, wherein said cellular communication system includes that one compensates node and multiple joint Can node.
17. methods according to claim 16, wherein complete to disappear in response to the switching received from described energy-conservation node Breath, the coverage of the community extending described compensation node includes:
Receive the handoff completion message from each energy-conservation node in the plurality of energy-conservation node；
After the handoff completion message of all energy-conservation node in receiving the plurality of energy-conservation node, extend described compensation node The coverage of community；And
Send energy saver mode respectively to the plurality of energy-conservation node and enter request message.
18. methods according to claim 17, wherein sending energy saver mode entrance respectively to the plurality of energy-conservation node please Message is asked to include:
Arranging timing information in described energy saver mode enters request message, described timing information is specified and is made described energy-saving click on Enter the time of energy saver mode；
The coverage of the community wherein extending described compensation node includes:
The little of described compensation node is extended in the time making described energy-saving point enter energy saver mode that described timing information is specified The coverage in district.
19. methods according to claim 16, wherein complete to disappear in response to the switching received from described energy-conservation node Breath, the coverage of the community extending described compensation node includes:
Determine whether received handoff completion message is first handoff completion message from the plurality of energy-conservation node；
When received handoff completion message is described first handoff completion message, extend described compensation node immediately The coverage of community；And
Send energy saver mode respectively to the plurality of energy-conservation node and enter request message.
20. methods according to claim 15, wherein said cellular communication system includes multiple compensation node and a joint Can node.
21. methods according to claim 20, wherein complete to disappear in response to the switching received from described energy-conservation node Breath, the coverage of the community extending described compensation node includes:
Receive the handoff completion message from described energy-conservation node；And
According to described handoff completion message, extend the coverage of the community of described compensation node.
22. methods according to claim 20, wherein complete to disappear in response to the switching received from described energy-conservation node Breath, the coverage of the community extending described compensation node includes:
Receive the handoff completion message from described energy-conservation node；
Timing information is extracted from the handoff completion message received；And
The coverage of the community of described compensation node is extended, with the community at described compensation node according to described timing information Described energy-saving point is made to enter energy saver mode while coverage extension.
23. methods according to claim 20, wherein complete to disappear in response to the switching received from described energy-conservation node Breath, the coverage of the community extending described compensation node includes:
Receive the handoff completion message from described energy-conservation node；And
According to described handoff completion message, send switching to described energy-conservation node and complete response message, and extend described compensation The coverage of the community of node.
24. methods according to claim 15, wherein complete to disappear in response to the switching received from described energy-conservation node Breath, the coverage of the community extending described compensation node includes:
It is defined as performing energy-conservation reserved resource；And
Described reserved resource is notified, in order to described energy-conservation node utilizes described reserved resource to described to described energy-conservation node Subscriber equipment in the community of energy-conservation node sends switching command.
25. methods according to claim 15, also include:
Receive the energy-conservation request from described energy-conservation node；
The decision about whether execution power-save operation made based on described energy-conservation request；And
Sending energy-conservation execution message to described energy-conservation node, wherein said energy-conservation execution message includes described about whether performing joint Operable decision.
26. methods according to claim 15, wherein said cellular communication system includes multiple compensation node and a joint Energy node, described method also includes:
Receive the energy-conservation request from described energy-conservation node；
Energy-conservation execution message is sent to described energy-conservation node；
Receive from described energy-conservation node based on described energy-conservation execution message make about whether perform power-save operation final Determine；And
Power-save operation is performed according to described final decision.
27. 1 kinds of equipment being used in a cellular communication system saving the energy consumption of node, wherein said cellular communication system includes Compensating node and energy-conservation node, the community of described energy-conservation node is compensated to save institute by the community of wherein said compensation node Stating the energy consumption of energy-conservation node, described equipment includes:
Handoff response device, is arranged in response to the energy-conservation execution message from described compensation node, by described energy-saving Subscriber equipment in the community of point is switched to the community outside the community of described energy-conservation node；And
Determine device, be configured for the performance of described switching, it is determined whether send switching to described compensation node Completion message.
28. equipment according to claim 27, wherein said cellular communication system includes that one compensates node and multiple joint Can node.
29. equipment according to claim 28, wherein said determine that device includes:
For judging that all subscriber equipmenies have completed the device of switching the most；And
For being complete switching in response to described all subscriber equipmenies, send the dress of handoff completion message to described compensation node Put.
30. equipment according to claim 29, wherein said determine that device also includes:
For entering request message in response to receiving from the energy saver mode of described compensation node, enter the dress of energy saver mode Put.
31. equipment according to claim 30, the wherein said device for entering energy saver mode includes:
For entering the device extracting timing information in request message from described energy saver mode；
For determining the device of the time making described energy-saving point entrance energy saver mode according to the timing information extracted；And
For determined by the time enter energy saver mode device.
32. equipment according to claim 28, wherein said determine that device includes:
For entering request message in response to not receiving from the energy saver mode of described compensation node, it is judged that all subscriber equipmenies The most complete the device of switching；And
For when described all subscriber equipmenies are complete switching, send the dress of handoff completion message to described compensation node Put.
33. according to the equipment described in claim 28 or 32, wherein said determines that device includes:
For entering request message in response to receiving from the energy saver mode of described compensation node, it is judged that all subscriber equipmenies are The no device having completed switching；And
For when described all subscriber equipmenies are complete switching, do not send handoff completion message to described compensation node, and And enter the device of energy saver mode.
34. equipment according to claim 27, wherein said cellular communication system includes multiple compensation node and a joint Can node.
35. equipment according to claim 34, wherein said determine that device includes:
For judging that all subscriber equipmenies have completed the device of switching the most；
Each compensation node for being complete switching in response to described all subscriber equipmenies, in the plurality of compensation node Send the device of handoff completion message；And
For entering the device of energy saver mode.
36. equipment according to claim 34, wherein said determine that device includes:
For judging that all subscriber equipmenies have completed the device of switching the most；
Each compensation node for being complete switching in response to described all subscriber equipmenies, in the plurality of compensation node Sending the device of handoff completion message, wherein said handoff completion message includes timing information, is used for making described each expansion joint Point is according to described timing information extended coverage range；And
While at the plurality of compensation node according to described timing information extended coverage range, enter the dress of energy saver mode Put.
37. equipment according to claim 34, wherein said determine that device includes:
For judging that all subscriber equipmenies have completed the device of switching the most；
Each compensation node for being complete switching in response to described all subscriber equipmenies, in the plurality of compensation node Send the device of handoff completion message, make described each compensation node send in response to the handoff completion message received and switched Become response message extended coverage range；And
For completing response message in response to the switching received from each compensation node in the plurality of compensation node, enter Enter the device of energy saver mode.
38. equipment according to claim 27, wherein said handoff response device includes:
For in response to the energy-conservation execution message from described compensation node, determine that compensation node is to perform energy-conservation reserved resource Device；And
For utilizing described reserved resource subscriber equipment in the community of described energy-conservation node to send the device of switching command.
39. according to the equipment described in claim 27 or 38, also includes energy-conservation decision making device, including:
For sending the device of energy-conservation request to described compensation node；And
For receiving the device of the energy-conservation execution message from described compensation node, wherein said energy-conservation execution message includes described Compensate the decision about whether execution power-save operation that node is made based on described energy-conservation request.
40. according to the equipment described in claim 27 or 38, and wherein said cellular communication system includes multiple compensation node and Individual energy-conservation node, described energy-conservation decision making device also includes:
For sending the device of energy-conservation request to the plurality of compensation node；
For receiving the device of the energy-conservation execution message from the plurality of compensation node；
For according to the described energy-conservation execution message from the plurality of compensation node, determine that the plurality of compensation node is about being Identical device is decided whether done by no execution power-save operation；
If different for the decision done by the plurality of compensation node, then make about whether performing the final of power-save operation The device determined；And
For sending described final decision to the plurality of compensation node, in order to the plurality of compensation node is finally determined according to described The fixed device performing power-save operation.
41. 1 kinds of equipment being used in a cellular communication system saving the energy consumption of node, wherein said cellular communication system includes Compensating node and energy-conservation node, the community of described energy-conservation node is compensated to save institute by the community of wherein said compensation node Stating the energy consumption of energy-conservation node, described equipment includes:
Dispensing device, be arranged to described energy-conservation node send energy-conservation execution message, in order to described energy-conservation node in response to Subscriber equipment in the community of described energy-conservation node is switched to outside the community of described energy-conservation node by described energy-conservation execution message Community；And
Cell extension device, is arranged to, in response to the handoff completion message received from described energy-conservation node, extend institute State the coverage of the community compensating node.
42. equipment according to claim 41, wherein said cellular communication system includes that one compensates node and multiple joint Can node.
43. equipment according to claim 42, wherein said cell extension device includes:
For receiving the device of the handoff completion message from each energy-conservation node in the plurality of energy-conservation node；
After the handoff completion message of all energy-conservation node in receiving the plurality of energy-conservation node, extend described compensation The device of the coverage of the community of node；And
Request message is entered for sending energy saver mode respectively to the plurality of energy-conservation node.
44. equipment according to claim 43, are wherein used for sending energy saver mode respectively to the plurality of energy-conservation node and enter The device entering to ask message includes:
Arranging the device of timing information in entering request message at described energy saver mode, the appointment of described timing information makes described Energy-saving point enters the time of energy saver mode；
The device being wherein used for extending the coverage of the community of described compensation node includes:
The time making described energy-saving point enter energy saver mode for specifying at described timing information extends described compensation node The device of coverage of community.
45. equipment according to claim 42, wherein said cell extension device includes:
For determining that whether received handoff completion message is to complete from first switching of the plurality of energy-conservation node The device of message；
For when received handoff completion message is described first handoff completion message, extending described expansion joint immediately The device of the coverage of the community of point；And
Request message is entered for sending energy saver mode respectively to the plurality of energy-conservation node.
46. equipment according to claim 41, wherein said cellular communication system includes multiple compensation node and a joint Can node.
47. equipment according to claim 46, wherein said cell extension device includes:
For receiving the device of the handoff completion message from described energy-conservation node；And
For according to described handoff completion message, extending the device of the coverage of the community of described compensation node.
48. equipment according to claim 46, wherein said cell extension device includes:
For receiving the device of the handoff completion message from described energy-conservation node；
For extracting the device of timing information from the handoff completion message received；And
For extending the coverage of community of described compensation node according to described timing information, little with at described compensation node Described energy-saving point is made to enter the device of energy saver mode while the coverage extension in district.
49. equipment according to claim 46, wherein said cell extension device includes:
For receiving the device of the handoff completion message from described energy-conservation node；And
For according to described handoff completion message, sending switching to described energy-conservation node and complete response message and extend described compensation The device of the coverage of the community of node.
50. equipment according to claim 41, wherein said cell extension device includes:
For being defined as performing the device of energy-conservation reserved resource；And
For notifying described reserved resource to described energy-conservation node, in order to described energy-conservation node utilize described reserved resource to Subscriber equipment in the community of described energy-conservation node sends the device of switching command.
51. equipment according to claim 41, also include:
For receiving the device of the energy-conservation request from described energy-conservation node；
For the device about whether the decision performing power-save operation made based on described energy-conservation request；And
For sending the device of energy-conservation execution message to described energy-conservation node, wherein said energy-conservation execution message include described about Whether perform the decision of power-save operation.
52. equipment according to claim 41, wherein said cellular communication system includes multiple compensation node and a joint Energy node, described equipment also includes:
For receiving the device of the energy-conservation request from described energy-conservation node；
For sending the device of energy-conservation execution message to described energy-conservation node；
For receive from described energy-conservation node based on described energy-conservation execution message make about whether performing power-save operation The final device determined；And
For performing the device of power-save operation according to described final decision.
CN201110296374.9A 2011-09-30 2011-09-30 The method and apparatus saving node energy in cellular communication system Active CN103037482B (en)

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