CN1771743A - Paging methods and apparatus - Google Patents

Paging methods and apparatus Download PDF

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Publication number
CN1771743A
CN1771743A CNA2004800095364A CN200480009536A CN1771743A CN 1771743 A CN1771743 A CN 1771743A CN A2004800095364 A CNA2004800095364 A CN A2004800095364A CN 200480009536 A CN200480009536 A CN 200480009536A CN 1771743 A CN1771743 A CN 1771743A
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China
Prior art keywords
paging
information
node
module
requirement
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CNA2004800095364A
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Chinese (zh)
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威森特·帕克
斯考特·M·科森
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Qualcomm Inc
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Flarion Technologies Inc
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Publication of CN1771743A publication Critical patent/CN1771743A/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/10—Integrity
    • H04W12/106—Packet or message integrity

Abstract

Improved paging methods and apparatus are described. Paging requirements for a page' are determined from paging information. Paging requirements may include, e.g., transmission delay constraints, paging resource requirements, whether or not a page is to be acknowledged, quality of service information, etc. A page is generated and transmitted by the node determining the paging requirements. In other embodiments, paging requirement information is communicated in a message to a node which is responsible for paging transmission resource allocation and/or actual transmission of a page. The methods and apparatus of the present invention allow pages to be treated on a differential basis according to a page's particular requirements. Different quality of service levels can be maintained for pages with pages having a higher QoS being given resource allocation priority and/or scheduling priority over pages corresponding to lower levels of page QoS.

Description

Paging method and equipment
Related application
It is the U.S. Provisional Patent Application US60/446 of " being used for the position tracking of mobile device and the method and apparatus (Methods andapparatus for location tracking and paging of mobile devices inwireless communication networks) of paging in cordless communication network " that the application requires in the title that on February 10th, 2003 submitted to, 327 priority, and be the U.S. Patent application US 10/640 that submits on August 13rd, 2003,961 part subsequent application, above-mentioned two pieces of applications are hereby incorporated by.
Technical field
The present invention relates to communication system, more specifically, relate to the method and apparatus that is used for paging in wireless for example cellular communications networks.
Background technology
In typical cellular communications networks, one group of base station that disperses geographically is provided to the wireless access of communication infrastructure.The user who has Wireless Telecom Equipment or a terminal can set up and the suitable DCL of base station, subsequently by this communication network and other user and/or terminal system exchange message.Usually, such system can support various application (for example phone, text message transmission, stream audio/video, web page browsing, file transfer, or the like); Yet traditional system mainly is designed for phone.Comprise user data and control signal transmission to support access link self in the cocommutative information of access link, the coordination transmission is supported mobility and multiple other such feature is provided.
Typically, the user of cellular communication system does not engage in initiative information exchange (for example, may exist terminal use and have neither part nor lot in long time cycle of communication session) constantly.Follow the tracks of the position and paging system allows wireless terminal to switch to park mode in the process to reduce power consumption and maximum operation duration in non-cycle of activity, still keeps the arriving at property of incoming call simultaneously.Though be operated in the park mode, wireless terminal may monitor regularly still that special-purpose paging channel is to support the foundation of input communication dialogue.Thereby, use the paging signal transmission to remind the communication session of input to the wireless terminal of dormancy usually.Usually, paging signal transmission can be directed to specific location area (or paging domain), this zone comprises geographically the subclass that converts one or more base stations of the position of park mode or its position of final report (FR) near wireless terminal to.
The paging mechanism of traditional circuit switched cellular network mainly is designed for voice call.Yet, go back expanded circuit exchange cellular network technologies at present and use to support data.In addition, packet switched cellular network network technology also occurred, it is more suitable for supporting multiple application, comprises the interactive data application, and for example directly message sends and game on line.Along with the cellular network technologies development has the different more kinds of different application that require with support, hope is supported the new paging mechanism of the difference in the paging service.Therefore, need to provide the method that has functions such as different pagings that different service quality grade and/or support be used for dissimilar useful life require such as different pagings is treated to.
In view of the above discussion, obviously need be used for improving one's methods and equipment of paging.
Description of drawings
Fig. 1 illustrates network diagram that realize according to the present invention and example communication system use method of the present invention.
The exemplary access node that Fig. 2 diagram realizes according to the present invention.
The exemplary paging node that Fig. 3 diagram realizes according to the present invention.
The signal transmission that Fig. 4 diagram is carried out according to exemplary embodiment of the present invention when sending paging signal by access node paging receiving information with by same access node.
Fig. 5 diagram is worked as by the first access node paging receiving information, the signal transmission of carrying out according to exemplary embodiment of the present invention when sending paging signal from first access node to second access node transmission paging request message with by second access node.
Fig. 6 diagram is worked as by paging node paging receiving information, the signal transmission of carrying out according to exemplary embodiment of the present invention when sending paging signal from the paging node to access node transmission paging request message with by access node.
Fig. 7 diagram is worked as by the first paging node paging receiving information, transmit to second paging node transmission paging request message with from second paging node signal according to exemplary embodiment execution of the present invention when a plurality of access nodes send paging signals and each access node transmission paging signal from the first paging node.
Fig. 8 diagram is worked as by paging node paging receiving information, the signal transmission of carrying out according to exemplary embodiment of the present invention when sending paging signal from same paging node to access node transmission paging signal with by access node.
Fig. 9 diagram comprises the paging request message of the present invention of paging requirement information.
Figure 10 comprises Figure 10 A and Figure 10 B, the step that diagram each paging method according to the present invention is carried out.
Summary of the invention
The improvement paging method and the equipment that the present invention relates to allow the difference of paging to handle.This performance can be used to provide the different pagings with different service quality grade.For example, the priority higher than the paging that is used for text message is provided for the paging that is used for audio call.Selectively, can give the client of payment high-level service expense provide with and the paging priority of resource allocation of the client Geng Gao of un-customized high-level service.
According to the present invention, handle the requirement of paging information with definite paging that will send.Paging information can be to comprise the packets of information that will be incorporated in the paging.Paging information also can be the signal that is used to trigger paging, for example control signal.
Be identified for the paging requirement of paging according to the paging solicited message.Paging requires and can comprise, whether for example transmission delay restriction, paging resource requirement, paging will be identified, quality of service information, or the like.The geographic area that paging will send at the beginning is another example that paging requires.Also the geographic area that paging will resend can be defined as requirement, for example the regional different zone that will send at the beginning with paging.
According to how realizing paging system, can use paging requirement information in many ways.In one embodiment, network node on communication network of the present invention edge, access node for example, be responsible for determining paging require, as the function assigned paging resource of the definite paging requirement of institute with according to determined requirement and the paging resource transmission paging that distributed.
In other embodiments, carry out paging by the node different with the paging transfer function and require to determine function with resource allocation.In a kind of like this embodiment, determine that according to institute's paging receiving information the node of paging requirement generates new paging according to the present invention and requires message and send paging request message to responsible node or the unit of carrying out the paging resource allocation.New paging request message of the present invention comprises that determined paging requires and in many cases, the information that will send in the paging with indicated requirement.The information that will send is normally determined the part of the paging information that paging requires according to it.Paging request message of the present invention is stored in generation, sends, receives and/or handles in the memory of intranodal of new information of the present invention, for example buffer memory.
After the paging transfer resource distributes, for example as the function of the definite paging requirement information of institute, for example according to the scheduling of requirement separately and the transmission paging of each paging.Technology of the present invention allows differently to handle different pagings, thereby the mechanism of the different brackets of the service quality QoS that can support the paging transmission is provided.With distribute and/or other paging related request at transfer resource, for example the zone that sends to of paging confirms that with paging aspect such as requirement handles the system of all pagings in the same manner and compare, this provides tangible advantage.In each embodiment, the action that paging requires the regulation mobile node will take in response to paging receiving.Though paging is confirmed to be an example, changes over specific operator scheme, for example changes over another low-power operation state, rather than may be prescribed as the full power state of paging requirement from the lower-wattage mode of operation.In this case, usually paging is required to merge to as in the actual beep-page message of function generation of definite paging requirement information.
Method and apparatus of the present invention allows to handle paging on the different bases according to the paging specific requirement.Different service quality ratings be can keep, higher priority of resource allocation and/or dispatching priority compared for the paging of specifying higher QoS grade provides than the paging corresponding with low paging QoS grade.
Thereby, the invention provides new paging method and equipment and new effectively being used for individually or being combined in the information that will send in the paging transmits the paging requirement.Many supplementary features, advantage and the application of method and apparatus of the present invention are discussed in detailed description subsequently.
Embodiment
The communication system 100 of Fig. 1 examples shown, cellular communications networks for example, it comprises a plurality of nodes by the communication link interconnection.Node in this example communication system 100 can use for example signal exchanging information of message according to for example Internet protocol communication protocols such as (IP).The communication link of this example system 100 for example can use lead, fiber optic cables and/or wireless communication technology to realize.This exemplary communication system 100 comprises a plurality of end nodes 144,146,154,156 by a plurality of access nodes 140 and 150 visited communication network.This end node 144,146,154,156 for example can be Wireless Telecom Equipment or terminal, and access node 140 and 150 for example can be wireless access routers or base station.This example communication system 100 also comprises may be needed to provide interconnectivity or provide special services or a plurality of other nodes of function.Particularly, this example communication system 100 comprises dialogue signal transmission server node 106, session initiation protocol (SIP) acting server for example, may be at end node and support the foundation and the maintenance of communication session between such as mobility agent nodes 108 such as mobile IP origin agent (home agent) nodes, may between access node, support the mobility of end node.
The exemplary communication system 100 of Fig. 1 comprises network 102, and it comprises dialogue signal transmission server node 106 and mobility agent node 108, is connected to intermediate network node 110 by corresponding network link 107 and 109 respectively.This exemplary system 100 also illustrates paging node 104, be included in some embodiment according to paging system design and structure, but and be not included in other embodiment, wherein if present, then paging node 104 is connected to intermediate network node 110 by corresponding network link 105.Paging node 104 and network of relation link 105 are illustrated as pecked line emphasizing to comprise in certain embodiments, and are not included among other embodiment.Intermediate network node 110 in this network 102 also is provided to the interconnectivity of the network node outside network 102 schematic diagrames by network link 111.Network link 111 is connected to another intermediate network node 112, and it also further is provided to the connectivity of a plurality of access nodes 140 and 150 respectively by network link 141,151.
Example system 100 comprise as a group of access node 134,136 of the part of network 160 with 138 with relevant paging node 130, main use and the different communication technology of other node in unified communications 100 for example circuit switching such as the use packet switching.Each access node 134,136 and 138 of different technical networks 160 is connected to paging node 130 by corresponding network link 135,137 and 139 respectively, and the paging node 130 of different technologies network 160 is interconnected to the intermediate node 112 of same communication system 100 by network link 131.In order to emphasize that some embodiments of the present invention operate in the communication system 100 of network of integrated different communication technology, and other embodiment is not like this, uses pecked line diagram different technologies network 106 and interference networks link 131.
Will the some access nodes 140 and 150 in example communication system 100 be illustrated as respectively by corresponding access link (145,147), (155,157) are provided to a plurality of N end nodes (144,146), the connectivity of (154,156).Although clearly do not illustrate, other access node 134,136 and 138 in example communication system 100 comprises the internuncial similar functions that is used to be provided to end node.In example communication system 100, each access node 134,136,138,140 and 150 is illustrated as the use wireless technology, wireless access links for example is to provide access.With radio coverage area, for example each access node 134,136,138,140 and 150 communication cell 164,166,168,148 and 158 are illustrated as the circle around corresponding access node respectively.
Use this example communication system 100 as the basis that is used to describe each embodiment of the present invention subsequently.Alternate embodiment of the present invention comprises various network topologies, and wherein the interconnectivity between the quantity of the quantity of network node and type, link and type and the node can be different from example communication system shown in Figure 1 100.
According to the present invention, realize being supported in difference paging in the example system 100 by the following function entity that for example in one or more modules, can realize.
1. paging requires to determine (PRD): the paging information that this PRD functional entity analysis is received, for example data-message that is received or control signal, expression should the paging particular dormant end node and is determined the requirement of corresponding paging, for example paging operation and/or signal transmission.
2. paging resource control (PRC): this PRC functional entity requires the one or more paging resources of control according to the paging of determining as the PRD functional entity, carries out paging operation (for example assigned paging resource) and/or sends the paging signal transmission.
In each embodiment of the present invention, these functional entitys can be realized in standalone module or be combined in the individual module.In addition, in each embodiment, for example according to the paging system design, these functional entitys can be positioned at the heterogeneous networks intranodal or coexist as in some network nodes.Coexist as in the embodiment of given network node at two functional entitys, in the certain operations pattern, for example can optionally start/forbid or keep not using each functional entity.
In centralized paging system design, PRD and PRC function can be positioned at the center of network infrastructure core.In part distributed paging system design, the PRD function can be positioned at the center of network core, and the PRC function can be positioned at network infrastructure the edge or near, for example in radio access network node or access node.In more distributed paging system design, PRD and PRC function can be positioned on the edge of network infrastructure, for example in access node.In each embodiment of the present invention, single PRC functional entity can be supported a plurality of access node/cell/sections, and definition is to be positioned at the local scope of PRC functional entity.
According to the present invention, be further implemented in the position of supporting end node in the example system 100 by the following function entity that for example can in one or more modules, realize and follow the tracks of and paging.
1. monitoring agent (MA): this MA receives and handles the input paging information that is used for dormant end, for example message and determine whether to should be this end node initialization paging.
2. tracking agent (TA): this TA receiving position update signal, message for example is to follow the tracks of the position of dormant end, for example current location/paging domain, access node, sub-district and/or sector.The accuracy of location update frequencies and the position trace information kept by TA is independent the realization.
3. anchor paging agent (APA): this APA coordinates page request signal transmission for example sends the paging request message that is used for dormant end.Typically, this APA according to the trace information of being kept by TA, is directed to other network node, for example access node with paging signal in response to the triggering signal initialization page request signal transmission from MA.
4. local paging agent (LPA): this LPA coordinates to transmit such as the signal between other functional entity of end node, TA and/or APA.Typically, this LPA coordinates the entity (for example comprising the band of position of one or more access nodes and this group end node in the area of coverage of these access nodes) in relevant range and the signal that may be positioned between other functional entity (for example TA and/or APA) outside this scope transmits.
In each embodiment of the present invention, can omit or make up some entities in these functional entitys.In different embodiment, also can change position or the placement of these functional entitys in network and/or in particular network node.
Usually, very relevant with APA and the common maintenance of MA, the TA state information relevant with dormant end followed the tracks of and paging with supporting location.Thereby these three functions can be co-located in same intranodal usually or be in topology and go up intranodal close to each other.The present invention supports centralized paging system design and these functions to be located on or near the network infrastructure edge, for example more distributed design in access node.LPA is used to coordinate wait other functional entity and support the signal between the MA/TA/APA (can be positioned at any position of network) of dormant end to transmit such as the end node in its current location (for example its current location/paging domain, access node, sub-district and/or sector) in essence.Thereby the LPA function more distributes usually, and be positioned on the edge of network infrastructure or near, for example in access node.In various embodiment of the present invention, single LPA supports to be defined with a plurality of access node/cell/sections in the local scope that is in LPA.
The of the present invention various exemplary embodiments of supporting various paging system designs are described below.
Fig. 2 provides the detailed icon according to exemplary access node 300 of the invention process.Exemplary access node 300 shown in Figure 2 is can be as the detailed icon of the equipment of for example shown in Figure 1 140 and 150 access node.In the embodiment of Fig. 2, access node 300 comprises processor 304, network/internetwork interface 320, wireless communication interface 330 and the memory 310 that is coupled by bus 306.Therefore, by bus 306, each assembly of access node 300 can exchange message, signal and data.The assembly 304,306,310,320 and 330 of access node 300 is positioned at shell 302.
Network/internetwork interface 320 provides a kind of mechanism, and the intraware of access node 300 can send and from its received signal to external equipment and network node by this mechanism.Network/internetwork interface 320 comprises acceptor circuit 322 and the transmitter circuit 324 that is used for for example by copper cash or fibre circuit access node 300 being coupled to other network node.Wireless communication interface 330 also provides a kind of mechanism, and the intraware of access node 300 can be to such as the external equipment of end node with network node sends and from its received signal by this mechanism.Wireless communication interface 330 comprises acceptor circuit 332 that for example has corresponding reception antenna 330 and the transmitter circuit 334 that has respective transmit antenna 338, is used for access node 300 is coupled to other network node, for example passes through radio communication channel.
Processor 304 under the control of various modules, the program that in memory 310, comprises for example, the operation of control access node 300 is to carry out various signals transmission and to handle, and is as mentioned below.The module that comprises in memory 310 is starting or is carrying out by other module invokes the time.Module can swap data when carrying out, information and signal.Module also can shared data and information when carrying out.In the embodiment of Fig. 2, the memory 310 of access node 300 of the present invention comprises PRD module 340 that has corresponding PRD data 341 and the PRC module 350 that has corresponding PRC data 351.PRD module 340 is illustrated as comprises MA module 312, TA module 314, APA module 316, comprise LPA module 318 and the PRC module map is shown.Corresponding with each module in these proxy modules, memory 310 also comprises MA data 313, TA data 315, APA data 317 and LPA data 319.
The operation of PRD module 340 control access nodes 300 is to support the PRD function.The paging information that PRD module 340 analysis is received, for example reception data-message or the control signal that expression should the paging particular dormant end node and determine the requirement of corresponding paging, for example paging operation and/or signal transmission.Requiring determining step is one of at least function in service quality indicator, type indicator, information source designator and the stay of two nights designator that comprises in paging information.In certain embodiments, the one or more of these designators are included in the paging receiving information clearly, for example at the stem of received message or the field value in the pay(useful) load.In addition, can impliedly derive one or more in these designators according to paging receiving information.The PRD data 341 that are positioned at access node 300 comprise that for example match-on criterion information, corresponding paging require, parameter and the mode of operation relevant with the PRD function is provided.In certain embodiments, compare one or more designators that in paging receiving information, comprise and the match-on criterion that in PRD data 341, comprises to determine corresponding paging requirement.Determined requirement can be used with the control paging by the PRC functional entity subsequently.
In certain embodiments, PRD module 340 transmits determined requirement, for example will represent determine that the page request signal or the paging request message that require send to the PRC functional entity, for example be co-located in the same access node 300 or be positioned at the PRC module of heterogeneous networks intranodal.Transmitting institute in paging request message for example determines among some embodiment of requirement determined requirement to be transmitted as the value in the one or more fields in for example message header or pay(useful) load.In certain embodiments, the information that is transmitted comprises the part of the paging receiving information that will send to dormant end.Can in each field, transmit particular requirement, perhaps a plurality of requirements can be concentrated to be coded in the common field.Some embodiments of the present invention can use transmit determine to require the replacement device of information, for example when PRD module and PRC module are co-located in same access node, pass through shared storage.
The operation of PRC module 350 control access nodes 300 is to support the PRC function.The one or more paging information sources of PRC module 350 controls are carried out paging operation (for example assigned paging resource), and/or according to requiring to send the paging signal transmission as the paging of determining by the PRD functional entity.PRC module 350 receives the indication of the paging requirement of being determined by the PRD functional entity, and described PRD functional entity for example is the PRD module that is co-located in the same access node 300 or is in the heterogeneous networks intranodal.PRC module 350 is explained the determined requirement that transmits from the PRD functional entity and is used institute to determine to require to transmit to control paging operation and/or signal.The PRC data 351 that are positioned at access node 300 comprise for example paging request message analytical information, parameter and the mode of operation relevant with the PRC function is provided.In certain embodiments, PRC module 350 is distributed one or more paging resources according to determined requirement, for example paging transmission information source.In various embodiments, PRC module 350 for example from the message of PRD functional entity, sends the paging signal transmission in response to receiving page request signal, for example sends paging.PRC module 350 can be directed to one or more other network nodes with the paging signal transmission according to the paging system design.
The exemplary access node 300 of Fig. 2 also comprises MA, TA, APA and LPA function.MA module 312, TA module 314 and APA module 316 are included in the PRD module 340, and LPA module 318 is included in the PRC module 350.Correspondingly, MA data 313, TA data 315 and APA data 317 are included in the PRD data 341, and LPA data 319 are included in the PRC data 351.
The operation of MA module 312 control access nodes 300 is to support to be used for the MA function of one or more dormant end.The signal of input is analyzed and selectively stored to MA module 312, for example sends to the message of relevant dormant end and determine whether to should be corresponding end node initialization page procedure.In certain embodiments, MA additionally or selectively receives the control signal that expression should the paging particular dormant end node.MA module 312 control sends to the explanation and the processing from the received signal of other network node of relevant dormant end, classification and the input signal that filters described explanation with determine whether should initialization respective end node page procedure and when requiring to trigger APA module 316 with the beginning page procedure transmission follow-up signal.MA data 313 for example comprise end node identifiers, parameter, filtering information and/or with provide MA function described herein relevant out of Memory.MA data 313 can be visited and/or revise to MA module 312.
The operation of tracking agent module 314 control access nodes 300 is to support the TA function of one or more dormant end.TA module 314 is preserved positional information for relevant dormant end, for example position/paging domain, access node, sub-district and/or sector and described information offered other entity.When end node during in dormancy, it can send to location update request signal its corresponding TA module.The accuracy of the frequency of location update request signal and the positional information of being preserved by TA is independent the realization.The renewal of TA module 314 control institute's receiving position update request Signal Processing and respective end node location information, the Signal Processing that receives from other entity, for example other network node or other module, for example the APA module 316, ask the positional information relevant with particular dormant end node, for example current location/paging domain, access node, sub-district and/or sector and confirm or during institute's solicited message, send follow-up signal in response to request from other entity when requiring to provide.TA data 315 comprise for example end node location information and the out of Memory relevant with the TA function is provided.TA data 315 can be visited and/or revise to TA module 314.
The operation of APA module 316 control access nodes 300 is to support the APA function of dormant end.In certain embodiments, APA module 316 provides logic and the control relevant with the paging dormant end.The processing of the triggering signal that the APA module controls receives from other entity, described other entity is other network node or other module for example, for example the MA module 312, expression should be particular dormant end node initialization page procedure, with the position of TA module 314 switching signals transmission, follow-up page request signal is sent to other entity, for example other network node or other module when needed with definite dormant end, LPA module 318 and handle any corresponding response signal for example.APA data 317 comprise and the relevant information of page procedure self that is used for each dormant end or end node kind, for example send to the frequency of the page request signal of other node, the timeout value in wait-for-response cycle, the operation of under overtime situation, taking, or the like.APA data 317 can be visited and/or revise to APA module 316.
Dormant end support LPA function is thought in the operation of LPA module 318 control access nodes 300.LPA module 318 is supported the coordination of paging signal transmission and the position tracking signal transmission in its local scope, for example one group of relevant access node/cell/section.The processing of the paging receiving request signal of LPA module 318 control particular dormant end node, for example from the APA module 316 that is positioned at same access node or certain other network node, for particular dormant end node sends paging signal, for example on wireless communication interface 330, receive arbitrary paging response signal, with paging response signal is sent or relaying to the entity of initialization page procedure, for example APA module.In certain embodiments, LPA module 318 is also controlled the processing of the receiving position update signal relevant with dormant end in its local scope, location update signal sent or relaying to entity such as the TA module, for particular dormant end node provides TA function, reception is upgraded response signal and transmission or relaying position from the position of the entity that the TA function is provided and is upgraded response signal.LPA data 319 for example comprise the end-node related data relevant with page procedure operation, for example the frequency of paging signal, the channel that will use, time out period, or the like.LPA data 319 can be visited and/or revise to LPA module 318.
Fig. 3 provides the details drawing according to exemplary paging node 400 of the invention process.Exemplary paging node 400 shown in Figure 3 is the detailed icons that can be used as the equipment that for example shown in Figure 1 104,130 paging node uses.In the embodiments of figure 3, paging node 400 comprises processor 404, network/internetwork interface 420 and the memory 410 that is coupled by bus 406.Therefore, by bus 406, each assembly of paging node 400 can exchange message, signal and data.The assembly 404,406,410 and 420 of paging node 400 is positioned at shell 402 inside.
Network/internetwork interface 420 provides a kind of mechanism, and the intraware of paging node 400 can send and from its received signal to external equipment and network node by this mechanism.Network/internetwork interface 420 comprises acceptor circuit 422 and the transmitter circuit 424 that is used for for example by copper cash or fibre circuit paging node 400 being coupled to other network node.
Processor 404 under the control of various modules, the program that in memory 410, comprises for example, the operation of control paging node 400 is to carry out various signals transmission and to handle, as discussed below.The module that comprises in memory 410 is starting or is carrying out by other module invokes the time.Module can swap data when carrying out, information and signal.Module also can shared data and information when carrying out.In the embodiments of figure 3, the memory 410 of paging node 400 of the present invention comprises PRD module 440 that has corresponding PRD data 441 and the PRC module 450 that has corresponding PRC data 451.PRD module 440 is illustrated as comprises MA module 412, TA module 414, APA module 416, comprise LPA module 418 and PRC module 450 is illustrated as.Corresponding with each module in these proxy modules, memory 410 also comprises MA data 413, TA data 415, APA data 417 and LPA data 419.
The operation of PRD module 440 control paging nodes 400 is to support the PRD function.The paging information that PRD module 440 analysis is received, for example reception data-message or the control signal that expression should the paging particular dormant end node and determine the requirement of corresponding paging, for example paging operation and/or signal transmission.Requiring determining step is one of at least function in service quality indicator, type indicator, information source designator and the stay of two nights designator that comprises in paging information.In certain embodiments, these designators one or more are included in the paging information of reception, for example at the stem of received message or the field value in the pay(useful) load clearly.In addition, can impliedly derive one or more in these designators according to paging receiving information.The PRD data 441 that are positioned at paging node 400 comprise that for example match-on criterion information, corresponding paging require, parameter and the mode of operation relevant with the PRD function is provided.In certain embodiments, compare one or more designators that in paging receiving information, comprise and the match-on criterion that in PRD data 441, comprises to determine corresponding paging requirement.Determined requirement can be used with the control paging by the PRC functional entity subsequently.
In certain embodiments, PRD module 440 transmits determined requirement, for example will represent determine that the page request signal or the paging request message that require send to the PRC functional entity, for example be co-located in the same access node 400 or be positioned at the PRC module of heterogeneous networks intranodal.Transmitting institute in paging request message for example determines among some embodiment of requirement determined requirement to be transmitted as the value in the one or more fields in for example message header or pay(useful) load.In certain embodiments, the information that is transmitted comprises the part of the paging receiving information that will send to dormant end.Can in each field, transmit particular requirement, perhaps a plurality of requirements can be concentrated to be coded in the common field.Some embodiments of the present invention can use transmit determine to require the replacement device of information, for example when PRD module and PRC module are co-located in same access node, pass through shared storage.
The operation of PRC module 450 control paging nodes 400 is to support the PRC function.The one or more paging information sources of PRC module 450 controls are carried out paging operation (for example assigned paging resource), and/or according to requiring to send the paging signal transmission as the paging of determining by the PRD functional entity.PRC module 450 receives the indication of the paging requirement of being determined by the PRD functional entity, and described PRD functional entity for example is the PRD module that is co-located in the same access node 400 or is in the heterogeneous networks intranodal.PRC module 450 is explained the determined requirement that transmits from the PRD functional entity and is used institute to determine to require to transmit to control paging operation and/or signal.The PRC data 451 that are positioned at paging node 400 comprise for example paging request message analytical information, parameter and the mode of operation relevant with the PRC function is provided.In certain embodiments, PRC module 450 is distributed one or more paging resources according to determined requirement, for example paging transmission information source.In various embodiments, PRC module 450 for example from the message of PRD functional entity, sends the paging signal transmission in response to receiving page request signal, for example sends paging.PRC module 450 can be directed to one or more other network nodes with the paging signal transmission according to the paging system design.
The exemplary access node 400 of Fig. 3 also comprises MA, TA, APA and LPA function.MA module 412, TA module 414 and APA module 416 are included in the PRD module 440, and LPA module 418 is included in the PRC module 450.Correspondingly, MA data 413, TA data 415 and APA data 417 are included in the PRD data 441, and LPA data 419 are included in the PRC data 451.
The operation of MA module 412 control paging nodes 400 is to support to be used for the MA function of one or more dormant end.The signal of input is analyzed and selectively stored to MA module 412, for example sends to the message of relevant dormant end and determine whether to should be corresponding end node initialization page procedure.In certain embodiments, MA additionally or selectively receives the control signal that expression should the paging particular dormant end node.MA module 412 control sends to the explanation and the processing from the received signal of other network node of relevant dormant end, classification and the input signal that filters described explanation with determine whether should initialization respective end node page procedure and when requiring to trigger APA module 416 with the beginning page procedure transmission follow-up signal.MA data 413 for example comprise end node identifiers, parameter, filtering information and/or with provide MA function described herein relevant out of Memory.MA data 413 can be visited and/or revise to MA module 412.
The operation of tracking agent module 414 control paging nodes 300 is to support the TA function of one or more dormant end.TA module 414 is preserved positional information for relevant dormant end, for example position/paging domain, access node, sub-district and/or sector and described information offered other entity.When end node during in dormancy, it can send to location update request signal its corresponding TA module.The accuracy of the frequency of location update request signal and the positional information of being preserved by TA is independent the realization.The renewal of TA module 414 control institute's receiving position update request Signal Processing and respective end node location information, the Signal Processing that receives from other entity, for example other network node or other module, for example the APA module 416, ask the positional information relevant with particular dormant end node, for example current location/paging domain, access node, sub-district and/or sector and confirm or during institute's solicited message, send follow-up signal in response to request from other entity when requiring to provide.TA data 415 comprise for example end node location information and the out of Memory relevant with the TA function is provided.TA data 415 can be visited and/or revise to TA module 414.
The operation of APA module 416 control access nodes 400 is to support the APA function of dormant end.In certain embodiments, APA module 416 provides logic and the control relevant with the paging dormant end.The processing of the triggering signal that the APA module controls receives from other entity, described other entity for example is other network node or other module, for example the MA module 412, expression should be particular dormant end node initialization page procedure, with the position of TA module 414 switching signals transmission, follow-up page request signal is sent to other entity, for example other network node or other module when needed with definite dormant end, LPA module 418 and handle any corresponding response signal for example.APA data 417 comprise and the relevant information of page procedure self that is used for each dormant end or end node kind, for example send to the frequency of the page request signal of other node, the timeout value in wait-for-response cycle, the operation of under overtime situation, taking, or the like.APA data 417 can be visited and/or revise to APA module 416.
Dormant end support LPA function is thought in the operation of LPA module 418 control paging nodes 400.LPA module 418 is supported the coordination of paging signal transmission and the position tracking signal transmission in its local scope, for example one group of relevant access node/cell/section.The processing of the paging receiving request signal of LPA module 418 control particular dormant end node, for example from the APA module 416 that is positioned at same access node or certain other network node, for particular dormant end node sends paging signal, receive arbitrary paging response signal, with paging response signal is sent or relaying to the entity of initialization page procedure, for example APA module.In certain embodiments, LPA module 418 is also controlled the processing of the receiving position update signal relevant with dormant end in its local scope, location update signal sent or relaying to entity such as the TA module, for particular dormant end node provides TA function, reception is upgraded response signal and transmission or relaying position from the position of the entity that the TA function is provided and is upgraded response signal.LPA data 319 for example comprise the end-node related data relevant with page procedure operation, for example the frequency of paging signal, the channel that will use, time out period, or the like.LPA data 419 can be visited and/or revise to LPA module 418.
Fig. 4,5,6,7 and 8 is shown in the signal transmission of carrying out according to exemplary embodiment of the present invention under the situation of example communication system 100 of Fig. 1.Compared to Figure 1, the accompanying drawing in Fig. 4-Fig. 8 is logic but not physics in fact more, thus only be shown in the relevant sub-group of the node in the example communication system 100, thereby, omitted many physical nodes and link.The place of the signal transmission that diagram such as message sends between two nodes, module and/or entities, suppose when needed the information source by signal transmission illustrated in the physical interconnections and the stay of two nights intermediate node, link, bus, or the like transmit such signal and transmit.
Fig. 4 provides when carrying out paging operation in the communication system with distributed paging system design and when the trace information that is used for dormant end that will paging represents that this dormant end is being co-located in the scope of the LPA in the same access node of initiating paging operation, transmits 500 detailed view according to exemplary signal of the present invention.In the example of Fig. 4, carry out PRD function and the PRC function relevant with paging operation by same access node.In the example of Fig. 4, illustrate the single access node of realizing according to the present invention 300.The access node 300 of Fig. 4 is the reduced representation of exemplary access node 300 shown in Figure 2.Under the situation of the example communication system 100 of Fig. 1, the access node 300 of Fig. 4 can be represented access node for example shown in Figure 1 140.
In Fig. 4,, for example send to the data-message of dormant end or the control signal that expression should the paging dormant end, by access node 300 initialization paging operations in case receive paging information 502.MA module 312 is explained paging information 502, and determining should the initialization paging operation.PRD module 340 also analyze the paging information 502 that received with determine should the initialization paging operation requirement.In some embodiments of the invention, as the MA module 312 of PRD module 340 parts also analyze the paging information 502 that received with determine will initialized paging operation requirement.The function one of at least of the service quality indicator, type indicator, information source designator and the stay of two nights designator that comprise is determined in the requirement of being undertaken by PRD module 340 in paging information 502.In certain embodiments, require determining section ground based on configuration that in PRD data 341, comprises and operation information.Particularly, PRD data 341 can, and the way it goes in certain embodiments, comprise match-on criterion information and the corresponding paging requirement information of supporting PRD module 340 to determine specific paging requirement, for example, use traditional grouping sorting technique IP datagram can be matched particular requirement according to header field.
Permit the paging dormant end in case determine the paging information 502 that is received, then MA module 312 sends to APA module 316 with page trigger signal 504, and expression should the specific dormant end of paging.In case receive and handle this page trigger signal 504, APA module 316 sends to TA module 314 with location request signal 506.TA module 314 its corresponding TA data 315 of visit are to determine the positional information relevant with this dormant end, and with this information, for example position/paging domain, access node, sub-district, sector and/or corresponding LPA return to the APA module 316 in the position response signal 508.The positional information relevant with dormant end is passable, and the way it goes in certain embodiments, represents a plurality of position/paging domains, access node, sub-district, sector and/or LPA, and dormant end can be positioned at wherein.When positional information comprises a plurality of such entity, can use various paging policies, for example cover expansion loop or sequentially, search dormant end.
In case receive the positional information relevant with dormant end, for example by position response signal 508, APA module 316 determine the page request signal transmission should to be sent to this organize one or more access nodes or LPA module.In the example of Fig. 4, (PRD module 340) APA module 316 sends to page request signal 510 (being positioned at the PRC module 350 of same access node 300) LPA module 318.This page request signal 510 comprises the indication of dormant end that will paging and in certain embodiments, and page request signal also comprises the indication that the pagings determined by PRD module 340 require.It should be noted that in the example of Fig. 4, because PRD module 340 and PRC module 350 are co-located in the same access node 300, can pass through other device, for example by shared storage, transmit determined paging requirement, the way it goes in certain embodiments.
LPA module 318 receives and handles page request signal 510.PRC module 350 is explained from PRD module 340 and is transmitted really provisioning request and use determined requirement to control paging operation and/or the transmission of paging signal subsequently.In certain embodiments, PRC module 350 is distributed one or more paging resources, for example paging transfer resource according to the determined requirement corresponding with institute paging receiving request signal 510.It should be noted that in certain embodiments PRC module 350 is from one or more PRD modules, for example and in some cases, may have a plurality of paging requests simultaneously co-pending from one or more access nodes and/or paging node paging receiving request signal.In these embodiments, PRC module 350 assigned paging resources for example send paging, as corresponding with the request co-pending function of determining requirement.Thereby, have the paging request co-pending that time restriction requires, for example represent that paging postpones to minimize or paging postpones to have the upper limit, serviced before other that can formerly the receive request co-pending.In addition, in certain embodiments, a plurality of page request signal are relevant as one group, the group that for example has the common service quality indicator, one or more paging resource allocations are organized to this, and for example the least part of assigned paging channel capacity or paging transmission opportunity is used for the paging request relevant with this group.In the example of Fig. 4, send the page request signal 512 of particular dormant end node by wireless communication interface 330 as the LPA module 318 of PRC module 350 parts.
Fig. 5 provides when carrying out paging operation in the communication system with distributed paging system design when representing the scope of this dormant end at the LPA that is positioned at the access node different with the access node of initiation paging operation when the trace information that is used for dormant end that will paging, transmits 600 detailed view according to exemplary signal of the present invention.In the example of Fig. 5, carry out the PRD function relevant by first access node, and carry out the PRC function relevant with paging operation by second access node with paging operation.In the example of Fig. 5, illustrate two access nodes 300 and 300 ' realizing according to the present invention.Each access node 300 and 300 ' of Fig. 5 is the reduced representation according to the access node of exemplary access node shown in Figure 2 300 realizations.Under the situation of the example communication system 100 of Fig. 1, first access node 300 of Fig. 5 can be represented first access node 140 for example shown in Figure 1, and second access node 300 ' of Fig. 5 can be represented second access node 150 for example shown in Figure 1.
In Fig. 5,, for example send to the data-message of dormant end or the control signal that expression should the paging dormant end, by first access node, 300 initialization paging operations in case receive paging information 602.MA module 312 is explained paging information 602, and determining should the initialization paging operation.PRD module 340 also analyze the paging information 602 that received with determine should the initialization paging operation requirement.In some embodiments of the invention, as the MA module 312 of PRD module 340 parts also analyze the paging information 602 that received with determine will initialized paging operation requirement.The function one of at least of the service quality indicator, type indicator, information source designator and the stay of two nights designator that comprise is determined in the requirement of being undertaken by PRD module 340 in paging information 602.In certain embodiments, require determining section ground based on configuration that in PRD data 341, comprises and operation information.Particularly, PRD data 341 can, and the way it goes in certain embodiments, comprise and support match-on criterion information and the corresponding paging requirement information of PRD module 340 to determine specific paging requirement, for example, use traditional grouping sorting technique IP datagram can be matched particular requirement according to header field.
Permit the paging dormant end in case determine the paging information 602 that is received, then MA module 312 sends to APA module 316 with page trigger signal 604, and expression should the specific dormant end of paging.In case receive and handle this page trigger signal 604, APA module 316 sends to TA module 314 with location request signal 606.TA module 314 its corresponding TA data 315 of visit are to determine the positional information relevant with this dormant end, and with this information, for example position/paging domain, access node, sub-district, sector and/or corresponding LPA return to APA module 316 in position response signal 608.The positional information relevant with dormant end is passable, and the way it goes in certain embodiments, represents a plurality of position/paging domains, access node, sub-district, sector and/or LPA, and dormant end can be positioned at wherein.When positional information comprises a plurality of such entity, can use various paging policies, for example cover expansion loop or sequentially, search dormant end.
In case receive the positional information relevant with dormant end, for example by position response signal 608, APA module 316 determine the page request signal transmission should to be sent to this organize one or more access nodes or LPA module.In the example of Fig. 5, (being positioned at the PRD module 340 of first access node 300) APA module 316 sends to page request signal 610 (being positioned at the PRC module 350 ' of second access node 300 ') LPA module 318 '.This page request signal 610 comprises the indication of dormant end that will paging, also comprises the indication that the pagings determined by the PRD modules in first access node 300 340 require.
LPA module 318 ' receives and handles page request signal 610.PRC module 350 ' in second access node 300 ' is explained the determined requirement of representing in the page request signal 610 that the PRD module 340 in first access node 300 receives and is used determined requirement to control paging operation and/or paging signal subsequently transmits.In certain embodiments, PRC module 350 ' is distributed one or more paging resources, for example paging transfer resource according to the determined requirement corresponding with institute paging receiving request signal 610.It should be noted that in certain embodiments PRC module 350 ' is from one or more PRD modules, for example and in some cases, may have a plurality of paging requests simultaneously co-pending from one or more access nodes and/or paging node paging receiving request signal.In these embodiments, PRC module 350 ' assigned paging resource for example sends paging, as corresponding with the request co-pending function of determining requirement.Thereby, have the paging request co-pending that time restriction requires, for example represent that paging postpones to minimize or paging postpones to have the upper limit, serviced before other that can formerly the receive request co-pending.In addition, in certain embodiments, a plurality of page request signal are correlated with as one group, the group that for example has the common service quality indicator, one or more paging resource allocations are organized to this, and for example the least part of assigned paging channel capacity or paging transmission opportunity is used for the paging request relevant with this group.In the example of Fig. 5, send the page request signal 612 of particular dormant end node by wireless communication interface 330 ' as the LPA module 318 ' of PRC module a 350 ' part.
Fig. 6 provides when carrying out paging operation in the communication system with more concentrated paging system design, according to the detailed view of exemplary signal transmission 700 of the present invention.Represent the scope of dormant end by paging node initializing paging operation and the position trace information that is used for dormant end that will paging at the LPA that is positioned at given node intranodal.In the example of Fig. 6, carry out the PRD function relevant by the paging node, and carry out the PRC function relevant with paging operation by access node with paging operation.The example of Fig. 6 illustrates paging node 400 and the access node of realizing according to the present invention respectively 300 ".The paging node 400 of Fig. 6 is the reduced representation of exemplary paging node 400 shown in Figure 2, and the access node 300 of Fig. 6 " be the reduced representation of the access node realized according to exemplary access node shown in Figure 2 300.Under the situation of the example communication system 100 of Fig. 1, the paging node 400 of Fig. 6 can be represented paging node 104 for example shown in Figure 1, and the access node 300 of Fig. 6 " can represent access node for example shown in Figure 1 150.
In Fig. 6,, for example send to the data-message of dormant end or the control signal that expression should the paging dormant end, by paging node 400 initialization paging operations in case receive paging information 702.MA module 412 is explained paging information 702, and determining should the initialization paging operation.PRD module 440 also analyze the paging information 602 that received with determine will initialized paging operation requirement.In some embodiments of the invention, as the MA module 412 of PRD module 440 parts also analyze the paging information 702 that received with determine will initialized paging operation requirement.The function one of at least of the service quality indicator, type indicator, information source designator and the stay of two nights designator that comprise is determined in the requirement of being undertaken by PRD module 440 in paging information 702.In certain embodiments, require determining section ground based on configuration that in PRD data 441, comprises and operation information.Particularly, PRD data 441 can, and the way it goes in certain embodiments, comprise and support match-on criterion information and the corresponding paging requirement information of PRD module 440 to determine specific paging requirement, for example, use traditional grouping sorting technique IP datagram can be matched particular requirement according to header field.
Permit the paging dormant end in case determine the paging information 702 that is received, then MA module 412 sends to APA module 416 with page trigger signal 704, and expression should the specific dormant end of paging.In case receive and handle this page trigger signal 704, APA module 416 sends to TA module 414 with location request signal 706.TA module 414 its corresponding TA data 415 of visit are to determine the positional information relevant with this dormant end, and with this information, for example position/paging domain, access node, sub-district, sector and/or corresponding LPA return to APA module 416 in position response signal 708.The positional information relevant with dormant end is passable, and the way it goes in certain embodiments, represents a plurality of position/paging domains, access node, sub-district, sector and/or LPA, and dormant end can be positioned at wherein.When positional information comprises a plurality of such entity, can use various paging policies, for example cover expansion loop or sequentially, search dormant end.
In case receive the positional information relevant with dormant end, for example by position response signal 708, APA module 416 determine the page request signal transmission should to be sent to this organize one or more access nodes or LPA module.In the example of Fig. 6, (being positioned at the PRD module 440 of paging node 400) APA module 416 page request signal 710 sent to (be positioned at access node 300 " PRC module 350 ") LPA module 318 ".This page request signal 710 comprises the indication of dormant end that will paging, also comprises the indication that the pagings determined by the PRD modules in the paging node 400 440 require.
LPA module 318 " receive and processing page request signal 710.At access node 300 " in PRC module 350 " explain the determined requirement of representing in the page request signal 710 that the PRD module 440 in the paging node 400 receives and use determined requirement to control paging operation and/or paging signal subsequently transmits.In certain embodiments, PRC module 350 " distribute one or more paging resources, for example paging transfer resource according to the determined requirement corresponding with institute paging receiving request signal 710.It should be noted that in certain embodiments PRC module 350 " from one or more PRD modules, for example and in some cases, may have a plurality of paging requests simultaneously co-pending from one or more access nodes and/or paging node paging receiving request signal.In these embodiments, PRC module 350 " the assigned paging resource, for example send paging, as corresponding with the request co-pending function of determining requirement.Thereby, have the paging request co-pending that time restriction requires, for example represent that paging postpones to minimize or paging postpones to have the upper limit, serviced before other that can formerly the receive request co-pending.In addition, in certain embodiments, a plurality of page request signal are correlated with as one group, the group that for example has the common service quality indicator, one or more paging resource allocations are organized to this, and for example the least part of assigned paging channel capacity or paging transmission opportunity is used for the paging request relevant with this group.In the example of Fig. 6, as PRC module 350 " the LPA module 318 of a part " by wireless communication interface 330 " send the page request signal 712 of particular dormant end node.
Fig. 7 provides when the paging of carrying out in the communication system with the design of more concentrated paging system between the part that paging operation and paging operation be included in the communication system of using different technologies, according to the detailed view of exemplary signal transmission 800 of the present invention.By the first paging node initializing paging operation, represent the scope of dormant end at the LPA that is positioned at the second paging intranodal with the position trace information that is used for dormant end that will paging, wherein the scope of the second paging node comprises the access node that uses the technology different with the first paging node.In the example of Fig. 7, carry out the PRD function relevant by the first paging node, and carry out the PRC function relevant with paging operation by the second paging node with paging operation.The example of Fig. 7 illustrates two paging nodes 400,400 ' and a plurality of access nodes of realizing according to the present invention 834,836,838.Each paging node 400,400 ' of Fig. 7 is the reduced representation according to the paging node of exemplary paging node shown in Figure 2 400 realizations.Under the situation of the example communication system 100 of Fig. 1, the first paging node 400 of Fig. 7 can be represented the second paging node 130 for example shown in Figure 1, and three access nodes 134,136 that three access nodes 834,836,838 of Fig. 7 for example can be represented to comprise in the heterogeneous network 160 identical with the second paging node 130 shown in Figure 1 and 138.
In Fig. 7,, for example send to the data-message of dormant end or the control signal that expression should the paging dormant end, by the first paging node, 400 initialization paging operations in case receive paging information 802.MA module 412 is explained paging information 802, and determining should the initialization paging operation.PRD module 440 also analyze the paging information 802 that received with determine will initialized paging operation requirement.In some embodiments of the invention, as the MA module 412 of PRD module 440 parts also analyze the paging information 802 that received with determine will initialized paging operation requirement.The function one of at least of the service quality indicator, type indicator, information source designator and the stay of two nights designator that comprise is determined in the requirement of being undertaken by PRD module 440 in paging information 802.In certain embodiments, require determining section ground based on configuration that in PRD data 441, comprises and operation information.Particularly, PRD data 441 can, and the way it goes in certain embodiments, comprise and support match-on criterion information and the corresponding paging requirement information of PRD module 440 to determine specific paging requirement, for example, use traditional grouping sorting technique IP datagram can be matched particular requirement according to header field.
Permit the paging dormant end in case determine the paging information 802 that is received, then MA module 412 sends to APA module 416 with page trigger signal 804, and expression should the specific dormant end of paging.In case receive and handle this page trigger signal 804, APA module 416 sends to TA module 414 with location request signal 806.TA module 414 its corresponding TA data 415 of visit are to determine the positional information relevant with this dormant end, and with this information, for example position/paging domain, access node, sub-district, sector and/or corresponding LPA return to APA module 416 in position response signal 808.The positional information relevant with the dormancy end node is passable, and the way it goes in certain embodiments, represents a plurality of position/paging domains, access node, sub-district, sector and/or LPA, and dormant end can be positioned at wherein.When positional information comprises a plurality of such entity, can use various paging policies, for example cover expansion loop or sequentially, search dormant end.
In case receive the positional information relevant with dormant end, for example by position response signal 808, APA module 416 determine the page request signal transmission should to be sent to this organize one or more access nodes or LPA module.In the example of Fig. 7, (being positioned at the PRD module 440 of the first paging node 400) APA module 416 sends to page request signal 810 (being positioned at the PRC module 450 ' of the second paging node 400 ') LPA module 418 '.This page request signal 810 comprises the indication of dormant end that will paging, also comprises the indication that the pagings determined by the PRD modules in the first paging node 400 440 require.
LPA module 418 ' receives and handles page request signal 810.PRC module 450 ' in the second paging node 400 ' is explained the determined requirement of representing in the page request signal 810 that the PRD module 440 in the paging node 400 receives and is used determined requirement to control paging operation and/or paging signal subsequently transmits.In certain embodiments, PRC module 450 ' is distributed one or more paging resources according to the determined requirement corresponding with the page request signal that received 810, for example the paging transfer resource.It should be noted that in certain embodiments PRC module 450 ' is from one or more PRD modules, for example and in some cases, may have a plurality of paging requests simultaneously co-pending from one or more access nodes and/or paging node paging receiving request signal.In these embodiments, PRC module 450 ' assigned paging resource for example sends paging, as corresponding with the request co-pending function of determining requirement.Thereby, have the paging request co-pending that time restriction requires, for example represent that paging postpones to minimize or paging postpones to have the upper limit, serviced before other that can formerly the receive request co-pending.In addition, in certain embodiments, a plurality of page request signal are correlated with as one group, the group that for example has the common service quality indicator, one or more paging resource allocations are organized to this, and for example the least part of assigned paging channel capacity or paging transmission opportunity is used for the paging request relevant with this group.
In the example of Fig. 7, the page request signal 812,814 and 816 that will be used for particular dormant end node as PRC module 450 ' a part of LPA module 418 ' sends to a plurality of access nodes 834,836 and 838.Each access node 834,836 and 838 sends corresponding paging signal 818,820 and 822 by its wave point in its corresponding sub-district.It should be noted that in this example, control by the PRC module 450 ' that is positioned at the second paging node 400 ' basically by the paging operations and the signal transmission of access node 834,836 and 838 execution.
Fig. 8 provides when carrying out paging operation in the communication system with the design of centralized paging system and when the trace information that is used for dormant end that will paging represents that this dormant end is being co-located in the scope with the LPA of the same paging intranodal of this paging operation of initialization, transmits 900 detailed view according to exemplary signal of the present invention.In the example of Fig. 8, carry out PRD function and the PRC function relevant with paging operation by same paging node.In the example of Fig. 8, the single paging node 400 that will realize according to the present invention " be illustrated as single access node 950.The paging node 400 of Fig. 8 " be reduced representation according to the paging node of exemplary paging node shown in Figure 3 400 realizations.Under the situation of the example communication system 100 of Fig. 1, the paging node 400 of Fig. 8 " can represent paging node 104. for example shown in Figure 1
In Fig. 8,, for example send to the data-message of dormant end or the control signal that expression should the paging dormant end, by paging node 400 in case receive paging information 802 " the initialization paging operation.MA module 412 " explain paging information 902, determining should the initialization paging operation.PRD module 440 " also analyze the paging information 902 received with determine will initialized paging operation requirement.In some embodiments of the invention, as PRD module 440 " the MA module 412 of a part " also analyze the paging information 902 received with determine will initialized paging operation requirement.By PRD module 440 " requirement carried out determines the function one of at least of the service quality indicator, type indicator, information source designator and the stay of two nights designator that comprise in paging information 902.In certain embodiments, require determining section ground based in PRD data 441 " in the configuration and the operation information that comprise.Particularly, PRD data 441 " can; and the way it goes in certain embodiments; comprise and support PRD module 440 " match-on criterion information and corresponding paging requirement information to determine that specific paging requires, for example, use traditional grouping sorting technique IP datagram can be matched particular requirement according to header field.
Permit the paging dormant end in case determine the paging information 902 that is received, then the MA module 412 " page trigger signal 904 is sent to APA module 416 ", expression should the specific dormant end of paging.In case receive and handle this page trigger signal 904, APA module 416 " location request signal 906 is sent to TA module 414 ".TA module 414 " visit its corresponding TA data 415 " to determine the positional information relevant with this dormant end, and with this information, for example position/paging domain, access node, sub-district, sector and/or corresponding LPA return to APA module 416 in position response signal 908 ".The positional information relevant with dormant end is passable, and the way it goes in certain embodiments, represents a plurality of position/paging domains, access node, sub-district, sector and/or LPA, and dormant end can be positioned at wherein.When positional information comprises a plurality of such entity, can use various paging policies, for example cover expansion loop or sequentially, search dormancy end node.
In case receive the positional information relevant,, APA module 416 for example by position response signal 908 with dormant end " determine the page request signal transmission should to be sent to this organize one or more access nodes or LPA module.In the example of Fig. 8, (PRD module 440 ") APA module 416 " page request signal 910 is sent to (be positioned at same paging node 400 " PRC module 450 ") LPA module 418 ".This page request signal 910 comprises the indication of dormant end that will paging, and in certain embodiments, this page request signal also comprises by PRD module 440 " indication that requires of the paging determined.It should be noted that, in the example of Fig. 8, because PRD module 440 " and PRC module 450 " be co-located in same paging node 400 " in, other device can be passed through; for example transmit determined paging requirement, and the way it goes in certain embodiments by shared storage.
LPA module 418 " receive and processing page request signal 910.PRC module 450 " explain from PRD module 440 " the determined requirement that transmits and use determined requirement to control paging operation and/or the transmission of paging signal subsequently.In certain embodiments, PRC module 450 " distribute one or more paging resources according to the determined requirement corresponding, paging transfer resource for example with the page request signal that received 910.It should be noted that in certain embodiments PRC module 450 " from one or more PRD modules, for example and in some cases, may have a plurality of paging requests simultaneously co-pending from one or more access nodes and/or paging node paging receiving request signal.In these embodiments, PRC module 450 " the assigned paging resource, for example send paging, as corresponding with the request co-pending function of determining requirement.Thereby, have the paging request co-pending that time restriction requires, for example represent that paging postpones to minimize or paging postpones to have the upper limit, serviced before other that can formerly the receive request co-pending.In addition, in certain embodiments, a plurality of page request signal are correlated with as one group, the group that for example has the common service quality indicator, one or more paging resource allocations are organized to this, and for example the least part of assigned paging channel capacity or paging transmission opportunity is used for the paging request relevant with this group.
In the example of Fig. 8, as PRC module 450 " the LPA module 418 of a part " page request signal 912 that will be used for particular dormant end node sends to access node 950.This access node 950 sends corresponding paging signal 914 by its wave point in its corresponding sub-district.It should be noted that in this example paging operation of being carried out by access node 950 and signal transmission are basically by being positioned at paging node 400 " PRC module 450 " control.
Fig. 9 diagram can be used for transmitting to the PRC functional entity from the PRD functional entity example paging request message 200 of determined requirement.The message of Fig. 9 is to page request signal 510,610,710,810 shown in Figure 8 and 910 example embodiment as Fig. 4.The embodiment diagram of Fig. 9 is used to a plurality of fields of the information that transmits.Particularly, the example paging request message of Fig. 9 comprises that information source field 210, stay of two nights field 220, end node identifiers field 230, determined paging require field 240 and paging information field 250.Information source field 210 and stay of two nights field 220 are used for for example paging request message being routed to predetermined PRC functional entity and/or support reception PRC functional entity that corresponding response message is returned to transmission PRD functional entity.End node identifiers field 230 be used for for example representing will paging dormant end.Determined paging requires field 240 to be used for for example representing by sending the paging requirement that the PRD functional entity is determined.Paging information field 250 is used for for example sending a part of paging information that is received by the PRD functional entity, and its reception causes the initialization of paging operation.
Fig. 9 also illustrates the concrete son field that comprises according to some embodiments of the invention in determined paging requires field 240.Particularly, the determined paging of the example of Fig. 9 requires field 240 to comprise that the paging affirmation requires son field 241, mark for example, paging information sends and requires son field 242, mark for example, quality of service requirement son field 243, maximum paging postpones son field 244 and a plurality of son field 245 of transmitting again.Paging confirms to require son field 241 expressions for example whether to require the affirmation of paging.It should be noted that when not confirmation request receiving terminal node can remain in the power save state after receiving paging.Paging information sends and requires son field 242 to represent that for example the PRC functional entity should send to end node with the content of paging information field 250, for example in the paging signal that is sent.The desired service quality of the service quality son field 243 for example corresponding pagings of expression.Maximum paging postpones the acceptable delay upper limit of the son field 244 for example corresponding pagings of expression.Again transmit the paging number of times that quantity 245 expression of son field for example should be transmitted again.In certain embodiments, this field is represented the initiatively quantity of (proactive) re-transmission, and in other embodiments, it is illustrated in the maximum quantity that transmits again under the situation that does not have to confirm.
Figure 10 illustrates the flow chart 1000 of expression according to the step of various paging methods of the invention process.Paging method of the present invention starts from step 1002, and the network node initialization appears at step 1004.In case finish initialization, can carry out paging, for example can the one or more mobile nodes of paging.In step 1008, first node paging receiving information 1006.Paging information 1006 for example can be that its load will be as the IP grouping of paging transmission or with the control signal of initialization paging operation.In this flow chart, first node is the node that receives this paging information.According to physical embodiments, this can be node in network core or the access node that is used for end node is coupled to network.In step 1008, first node is operated with paging receiving information, and this information comprises service quality indicator, type indicator, information source designator and/or the stay of two nights designator that can be used for determining the paging requirement.In step 1010, first node operation is with according to determine one of at least the paging requirement in the service quality indicator, type indicator, information source designator and the stay of two nights designator that comprise in the paging information that is received.Operation proceeds to one of step 1012,1019 and 1028 (being connected 1026 through flow chart) from step 1010 according to physical embodiments.First path that starts from step 1012 for example is to determine that paging requires and the situation of the access node of the paging that the actual subsequently paging information that sends and received 1026 is corresponding corresponding to first node.Second path that will start from step 1019 for example is to determine that paging requires the situation with the core node of assigned paging resource corresponding to first node.Handle in the path second, first node relies on another node subsequently, and for example access node sends paging to use the resource of being distributed.The resource of being distributed for example can be bandwidth, frequency, transmission time slot, through-put power, or the like.The 3rd to handle the path for example be to generate paging request message and will comprise that the message of determined paging requirement sends to another node corresponding to first node, for example is responsible for the assigned paging transfer resource and the situation of the node of the paging that the paging information that sends and received 1006 is corresponding.
In step 1012, its mark and first node for example be the embodiment of access node corresponding first handle the beginning in path, the function that first node requires as determined paging operatively divides and is used in the paging transfer resource that sends paging.If this paging requires design transmission delay, maximum delay for example, then access node is considered this factor when scheduling paging for the first time.Suppose that it is to be used to send the transmission power level or the frequency of paging that paging requires, then access node is used to send the paging corresponding with this paging information 1006 with desired power or/or Frequency Distribution.Then, in step 1014, first node generates the paging corresponding with this paging information.This step comprises that in certain embodiments at least a portion with paging information 1006 is incorporated in this paging, in some cases, represents the information of this paging with the operational state of equipment after receiving this paging that send to.Operational state information can represent that travelling carriage should operate in one of various states, for example hold mode rather than opening or resting state.In some cases, hold mode is that travelling carriage can receive data and do not send the low power state of data.
Operation advances to step 1016 from step 1014, wherein sends the page that is generated.Suppose not repeat transmission or confirmation signal transmission, then handle the associative operation of institute's paging receiving information 1006 and finish, the processing relevant with this particular group paging information 1006 stops in step 1018.
Second handles the path requires the assigned paging resource corresponding to being responsible for such as the first node of core node according to determined, and is responsible for sending the situation of this paging such as another node that can be the Section Point of access node.In step 1019, the first node operation is used to send paging with the function assigned paging transfer resource that requires as determined paging.Subsequently, in step 1020, first node operatively generates paging signal, and this signal indication is used for the paging distribution of transmission resource used when sending the paging corresponding with the described paging information that receives 1006.Require to carry out the distribution of paging resource according to the paging of determining in step 1010.In step 1022, send the paging signal that is generated to Section Point, access node for example, it uses the paging resource of being distributed of appointment in paging signal to send the paging corresponding with paging information 1006 in step 1024.Suppose to repeat transmission or confirmation signal transmission, then finish with handling the paging information 1006 that is received and send the relevant operation of the page, stop in step 1018 with the processing relevant with the paging information 1006 of this particular group.
The 3rd handles the path starts from step 1028.This processing advances to step 1028 by flow chart linkage unit 1026 from step 1010.This processing path is corresponding to using the situation that transmits the new paging request message of paging requirement information according to the present invention.In step 1028, first node considers that according to the present invention determined paging requirement generates paging request message.In certain embodiments, this paging request message also comprises one or more determined paging requirements except message source and transmission destination identifier.Beep-page message can comprise the paging transmission destination identifier of the mobile node that paging will send to.In certain embodiments, paging request message comprises the part of paging information 1006, for example will be as the information of paging pay(useful) load.As discussed earlier, the paging requirement information that comprises in message can be one or more during multiple paging requires.In various embodiments, the determined paging requirement information in paging request message represents 1) part of institute's paging receiving information is included in the main body of paging; 2) paging is identified; And/or 3) service quality.Quality of service requirement can be represented the restriction of for example paging transmission time, one of a plurality of different service quality ratings, the geographic area that the paging that will repeatedly transmit, paging will send at the beginning (for example sub-district or cell set) and/or receive the transmission again that will occur at least paging under the situation that paging confirms not receiving expression.From step 1028, operation advances to step 1030, wherein the paging request message that is generated is sent to Section Point, for example sends the access node of paging.
In step 1032, the Section Point that receives paging request message determines whether this paging request message comprises the paging resource allocation information, for example is used to control give one or one group of information that paging is used with the paging resource allocation.If resource allocation information is included in the paging request message, then operate advancing to step 1034 from step 1032.
In step 1034, Section Point is according to the resource allocation information that comprises in the paging request message that is received (for example instruction) assigned paging resource.For example, Section Point can be according to the assignment information that comprises in paging request message with the specific paging resource of a part, and for example a plurality of paging transmission time slots are distributed to the paging with certain quality of service grade.In case, then operate by linkage unit 1036 and advance to step 1038 from step 1034 according to the content assigned paging resource of the paging request message that is received.Do not comprise in paging request message under the situation of paging resource allocation information that operation directly advances to step 1032 from step 1038.
In step 1038, Section Point operatively generates initial paging according to paging request message.Subsequently, in step 1040, send this paging.Then, in step 1042, carry out with paging request message whether comprise again relevant the determining of transmission requirement, for example under the situation that does not receive the paging affirmation.If there is no transmission requirement again, then relevant with the paging information that received 1006 processing stops in step 1048.Yet,, operate from step 1042 and advance to step 1044 if there is transmission requirement again.In step 1044, determine whether to receive the confirmation.If do not receive the confirmation, then transmit this paging again in step 1046.Again transmission can be to than sending the bigger geographic area of original paging.Similar with original paging domain, this again transmission region can be or sometimes to be one of to require in paging request message, to stipulate as the various pagings that in message, comprise.
Under situation about receiving the confirmation, operation is from transmitting step 1046 again or from confirming that step 1044 advances to step 1048, stops in this processing relevant with paging receiving information 1066.Though the processing of the paging information 1006 of particular group stops in step 1048, will understand the paging information 1006 that first node will continue to receive and handle other group.
In some embodiments of the invention, the communication between the node is whole or in part based on Internet protocol (IP).Thereby the communication of data between network node and/or control signal transmission can be used IP grouping, for example datagram.In the embodiments of the invention that use the IP grouping, can use clean culture or multicast address and transmit mechanism that described IP grouping is sent to predetermined information destination node.When from a node when a plurality of other nodes send identical information, the use of IP multicast is particularly useful.In some embodiments of the invention, the target that the IP multicast is used to distribute from APA or the transmission of PRD functional entity is a plurality of nodes, for example the page request signal of a group of access node.Under the situation of identical information, for example use multicast distribution that the packet payload valid data are sent to a plurality of destination nodes, each IP grouping that will be had the information duplicate by information source node sends to each destination node.Selectively, when using multicast distribution that identical information is sent to a plurality of destination node, send the single IP grouping that has this information by information source node, network node duplicates this grouping as required to send to each destination node.Thereby the IP multicast provides from information source node and sends the information more efficient methods to one group of destination node.
Various feature of the present invention uses module to realize.This module can use the combination of software, hardware or software and hardware to realize.Can use machine-executable instruction to realize multiple above-described method or method step, the software that in such as machine readable medias such as for example memory devices such as RAM, floppy disk, comprises for example, thereby control machine, for example have or do not have the all-purpose computer of additional firmware, thereby realize whole or a plurality of parts of said method.Therefore, wherein, the present invention relates to comprise the machine readable media of machine-executable instruction, described instruction is used to make one or more steps of carrying out said method such as the machine of processor and related hardware etc.
With reference to foregoing description of the present invention, the multiple additional variation of the method and apparatus of the invention described above will be conspicuous for a person skilled in the art.This variation will be considered as within the scope of the present invention.The communication technology that method and apparatus of the present invention can employing code division multiple access (CDMA), OFDM (OFDM) maybe can be used for providing various other types of wireless communication link between access node and mobile node, the way it goes in various embodiments.In certain embodiments, access node is embodied as the base station of the communication link that uses OFDM and/or CDMA foundation and mobile node.In various embodiments, mobile radio station may be embodied as notebook, personal digital assistant (PDA) or comprises and be used to realize the receiver/transmitter circuit of method of the present invention and other portable set of logic and/or program.

Claims (34)

1. method of in communication system, handling paging information, this method comprises:
The operation first node to be receiving described paging information, described paging information comprise in service quality indicator, type indicator, information source designator and the stay of two nights designator one of at least; With
The operation first node to be determining the paging requirement according to the described paging information that receives, and described paging requires to be determined as the described function one of at least in service quality indicator, type indicator, information source designator and the stay of two nights designator.
2. the method for claim 1 also comprises:
Operate described first node and be used in the paging transfer resource that sends paging with function branch as determined paging requirement.
3. the method for claim 2 also comprises:
Operate described first node and send paging to use the paging transfer resource that is distributed.
4. the method for claim 3, the step of wherein said transmission paging comprises the described paging information of incorporating the indication equipment mode of operation into, the equipment that described therein paging sends to will be operated after receiving described paging.
5. the method for claim 2 also comprises:
Operate described first node so that paging signal is sent to Section Point, expression assigned paging transfer resource is to use when sending the paging corresponding with described paging receiving information.
6. the method for claim 1 also comprises:
Operate described first node in paging request message, described definite paging is required to send to Section Point.
7. the method for claim 6, wherein said paging request message comprises at least a portion of the paging information of described reception.
8. the method for claim 7, wherein to require be the described part that is included in the paging in described definite paging of representing in described paging request message.
9. the method for claim 6, wherein to require be the paging that is identified in described definite paging of representing in described paging request message.
10. the method for claim 6, wherein to require be service quality in described definite paging of representing in described paging request message.
11. the method for claim 10, wherein said service quality comprise paging transmit timing restriction.
12. the method for claim 10, wherein said service quality is one of a plurality of grades.
13. the method for claim 10, wherein said quality of service requirement repeatedly transmits paging.
14. the method for claim 10, wherein said quality of service requirement is not having at least once to transmit paging again under the situation about confirming.
15. the method for claim 14 also comprises:
The operation Section Point is so that the described transmission again of described paging is to than in the bigger geographic area, the initial transmission zone of described paging.
16. the method for claim 6,
Wherein to require be service quality rating in described definite paging of representing in described paging request message; With
Wherein said paging request message comprises that expression will be by described Section Point with the paging resource allocation information of a part of paging resource allocation to the paging with described service quality rating, and this method also comprises:
The operation Section Point is to distribute to the paging with service quality rating of representing with the described part of described paging resource in described paging request message.
17. the method for claim 6 also comprises:
Operate the function branch that described Section Point requires as described definite paging of representing and be used in the paging transfer resource that sends paging in described paging request message.
18. the method for claim 17 also comprises:
Operate described Section Point and send paging to use the paging transfer resource that is distributed.
19. the method for claim 17 also comprises:
Operate described Section Point paging signal is sent to the 3rd node, expression assigned paging transfer resource is used for using when sending the paging corresponding with described paging information.
20. a machine readable media comprises that the form of storage is the data structure of paging request message thereon, described paging request message comprises:
The information source node identifier;
The information destination node identifier;
With
Beep-page message requires information.
21. the machine readable media of claim 20, described paging request message also comprises:
The beep-page message pay(useful) load is included in the information that will send in the paging.
22. the machine readable media of claim 20, wherein said beep-page message requirement information comprises:
Whether expression needs to confirm the information of paging.
23. the machine readable media of claim 22, wherein said beep-page message requirement information comprises:
, expression will carry out repeatedly information transmitted again if not receiving the paging affirmation.
24. the machine readable media of claim 22, wherein said beep-page message requirement information comprises:
Paging transmission service quality information.
25. the machine readable media of claim 22, wherein said beep-page message requirement information comprises:
Paging transmit timing restricted information.
26. the machine readable media of claim 22, wherein said beep-page message require information with the form storage of coding with comprise paging transmission service quality information and paging transmit timing restricted information at least.
27. a communication system comprises:
First node comprises:
I) device is used for paging receiving information, described paging information comprise service quality indicator, type indicator, information source designator and stay of two nights designator one of at least; With
Ii) device is used for determining the paging requirement according to the described paging information that receives, and described paging requires to be determined as the described function one of at least in service quality indicator, type indicator, information source designator and the stay of two nights designator.
28. the system of claim 27, wherein said first node also comprises:
Device is used for being used in the paging transfer resource that sends paging as the function branch of determined paging requirement.
29. the system of claim 28, wherein said first node also comprises radio transmitter, is used to use the paging transfer resource that is distributed to send paging.
30. the system of claim 29, wherein said first node also comprises:
Device is used to generate the paging request message that comprises the information of representing that described definite paging requires; With
Device is used for described paging request message is sent to another node.
31. the system of claim 30, wherein said paging request message comprise that it is the described part that will be included in the paging that at least a portion of paging information of described reception and described definite paging of wherein representing require in described paging request message.
32. the system of claim 30, wherein to require be the paging of confirming in described definite paging of representing in described paging request message.
33. the system of claim 30, wherein to require be quality of service requirement in described definite paging of representing in described paging request message.
34. the system of claim 30 also comprises:
Section Point, described Section Point comprises:
I) be used to receive the device of described paging request message;
Ii) be used for distributing the device of at least one paging resource as the function of the paging requirement information that in the paging request message that is received, comprises; With
Iii) be used to use at least one paging resource of distributing paging to be sent to the device of mobile node.
CNA2004800095364A 2003-02-10 2004-02-09 Paging methods and apparatus Pending CN1771743A (en)

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CN101932040A (en) * 2009-06-26 2010-12-29 华为技术有限公司 Paging processing method, communication device and communication system
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