CN107277744A - 机器型通信用户设备与无线小区的选择性合并 - Google Patents

机器型通信用户设备与无线小区的选择性合并 Download PDF

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Publication number
CN107277744A
CN107277744A CN201710220791.2A CN201710220791A CN107277744A CN 107277744 A CN107277744 A CN 107277744A CN 201710220791 A CN201710220791 A CN 201710220791A CN 107277744 A CN107277744 A CN 107277744A
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enb
mme
mtc
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classification
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CN107277744B (zh
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P.贾因
S.班戈莱
M.M.塔拉德尔
房慕娴
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Apple Inc
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Intel Corp
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    • H04W52/0235Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal where the received signal is a power saving command
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Abstract

本发明的名称为机器型通信用户设备与无线小区的选择性合并。本公开涉及机器型通信用户设备与无线小区的选择性合并。本文描述用于由机器型通信(“MTC”)用户设备(“UE”)选择性合并无线小区的实施例。MTC UE可检测多个无线小区,每个由演进节点B(“eNB”)提供。MTC UE可检测与多个无线小区中的个体无线小区关联的eNB类别,并且可基于关联的eNB类别来识别多个检测的无线小区中的在其上允许MTC业务的一个或多个无线小区。MTC UE可基于小区选择判据而选择性地加入一个或多个识别的无线小区中的无线小区。另外,eNB可提供无线小区并且向MTC UE提供MTC策略,其识别eNB将允许MTC业务时所处的情况。eNB可配置成基于MTC策略而选择性地对MTC UE提供服务。

Description

机器型通信用户设备与无线小区的选择性合并
本申请是申请号为201310174365.1、申请日为2013年5月13日、发明名称为“机器型通信用户设备与无线小区的选择性合并”的发明专利申请的分案申请。
相关申请的交叉引用
本申请根据35 U.S.C§119(e)要求2012年5月11日提交的名为“先进无线通信系统和技术”的美国临时专利申请号61/646,223的优先权益,其公开通过引用结合于此。
技术领域
本发明的实施例大体上涉及数据处理的技术领域,并且更特定地,涉及由机器型通信用户设备选择性合并无线小区。
背景技术
本文提供的背景描述是为了大体上呈现本公开的环境。目前被指名的发明者的工作(在该背景部分中对其进行描述的范围内),以及在提交时或可不被认为是现有技术的描述的方面,相对本公开既不明确也不隐含地被承认为现有技术。除非在本文另外指出,在该部分中描述的方法不是相对于本公开中的权利要求的现有技术并且也不会因为包括在该部分中而被承认是现有技术。
一些用户设备(“UE”)可主要或专门用于与其他UE或计算装置通信,其中极少有或没有人为介入。这样的UE的示例可包括无线气象传感器、组装线传感器、用于跟踪车队车辆的仪表,等。在许多情况下,这些装置可登录到无线网络上并且例如通过因特网而与网络服务器通信。在3GPP长期演进(“LTE”)第10版(2011年3月)(“LTE标准”)的用语中,这样的通信可称为机器型通信(“MTC”)。在IEEE 802.16标准、2009年5月29日公布的IEEE标准802.16-2009(“WiMAX”)的用语中,这样的通信可称为机器到机器(“M2M”)通信。
使用MTC而主要或专门与其他计算装置或UE通信的UE可产生非常少的用户面业务。在许多情况下,该业务可被视为低优先级。然而,随着MTC UE数量的增加,通信的总容量则可能使网络超载。维持这样的大量MTC UE的连接而不影响其他(例如,手机)业务可是困难的。
发明内容
本公开提供一种演进节点B(“eNB”),包括:通信电路,用于连接到多个移动性管理实体(“MME”);以及处理器电路,用于:确定多个MME中的、专用于处理第一类别的业务的第一类别的MME,第一类别的业务不同于其他业务类别的业务;以及基于MME选择判据来为用于产生第一类别的业务的用户设备(“UE”)选择第一类别的MME。
本公开还提供一种演进节点B(“eNB”),包括一个或多个处理器,配置成:从eNB所连接的多个移动性管理实体(“MME”)之中识别属于某个类别的MME,其中MME专用于处理与类别关联的业务,以及多个MME中的至少一个其他MME不是专用于处理与类别关联的业务;以及基于MME选择判据来为属于类别的用户设备(“UE”)选择MME。
本公开又提供一种演进节点B(“eNB”),包括:用于通过S1接口与多个移动性管理实体(“MME”)中对应的个体MME连接的部件;用于通过S1接口获得来自对应的个体MME的通信的部件;用于基于通信中的第一通信来确定第一MME属于某个类别的部件,其中第一MME专用于处理与类别关联的网络业务;以及用于基于MME选择判据来为也属于类别的用户设备(“UE”)选择第一MME的部件。
本公开又提供一种移动性管理实体(“MME”),包括一个或多个处理器,配置成:通过S1接口向演进节点B(“eNB”)发送指示MME属于某个类别并且专用于处理类别的网络业务的第一指示;以及通过S1接口从eNB获得为属于类别的用户设备(“UE”)提供网络连通性的第二指示。
附图说明
实施例将通过下列详细说明连同附图而容易理解。为了便于该说明,类似的标号指代类似的结构元件。实施例通过示例而非限制的方式在附图的图中图示。
图1示意地图示根据本公开的各种实施例用本公开的能适用的部分而配置以便于机器型通信(“MTC”)用户设备(“UE”)与适合的无线小区的选择性合并的各种网络实体。
图2描绘根据各种实施例可在MTC UE与演进节点B(“eNB”)之间实现的通信交换示例。
图3描绘根据各种实施例可在MTC UE与eNB之间实现的另一个示例通信交换。
图4描绘根据各种实施例可由MTC UE实现的示例方法。
图5描绘根据各种实施例可由eNB实现的示例方法。
图6描绘根据各种实施例可由eNB实现的另一个示例方法。
图7示意地描绘根据各种实施例的示例计算装置,在其上可实现公开的方法和计算机可读介质。
具体实施方式
在下列详细说明中,参考构成该说明的一部分的附图,其中相似的数字通篇指代相似部件并且其中通过可实践的图示实施例的方式示出。要理解可使用其他实施例并且可进行结构或逻辑改变而不偏离本公开的范围。因此,下列详细说明并非在限制性的意义上来看待,并且实施例的范围由附上的权利要求及其等同来限定。
各种操作进而可采用对于理解要求保护的主旨最有帮助的方式描述为多个分立动作或操作。然而,描述的顺序不应该解释为暗示这些操作必定依赖于顺序。特别地,这些操作可不按呈现的顺序进行。描述的操作可按与描述的实施例不同的顺序进行。可进行各种额外操作和/或在额外的实施例中可省略描述的操作。
为了本公开的目的,短语“A或B”和“A和/或B”意思是(A)、(B)或(A和B)。为了本公开的目的,短语“A、B和/C”意思是(A)、(B)、(C)、(A和B)、(A和C)、(B和C)或(A、B和C)。
该说明可使用短语“在实施例中”或“在多个实施例中”,其每个可指相同或不同实施例中的一个或多个。此外,如关于本公开的实施例使用的术语“包括”、“包含”、“具有”及类似物是同义的。
如本文使用的,术语“模块”和/或“逻辑”可指以下各项、是以下各项的一部分或包括以下各项:专用集成电路(ASIC)、电子电路、执行一个或多个软件或固件程序的处理器(共享、专用或群组)和/或存储器(共享、专用或群组)、组合逻辑电路和/或提供描述的功能性的其他适合部件。
可便于由机器型通信(“MTC”)用户设备(“UE”)选择性合并无线小区的实体在图1中示出。尽管本文描述的示例重复参考UE和其他以LTE为中心的术语,这并不意指限制性;本文描述的技术可在例如GPS、EDGE、GPRS、CDMA、WiMAX、Ev-DO等等的其他无线网络中使用。
MTC UE 100可配置成检测多个无线小区102。在各种实施例中,每个无线小区102可由演进节点B(“eNB”)提供。在各种实施例中,MTC UE 100可配置成检测与多个无线小区102的个体无线小区102关联的eNB类别。如本文使用的术语“eNB类别”可表示eNB提供或eNB不提供的服务类型。例如,一些eNB,例如图1中的第一eNB 104和第二eNB 106,可配置成禁止MTC业务。可由于多种原因而采用该方式配置eNB,例如以便为视为比MTC业务更高优先级的业务保留eNB带宽。
可以提供一些eNB,例如图1中的第三eNB 108,以主要或专门处理MTC业务。这可对其他业务保存例如第一eNB 104和第二eNB 106等“常规”eNB的资源。在各种实施例中,MTC专用eNB可以是“低成本”eNB,例如供在工厂或具有大量MTC UE的其他环境中使用。这可在展开新的MTC服务时减少资本支出(“CAPEX”)。在各种实施例中,MTC专用eNB可广播其专用于MTC业务的指示(例如作为MTC节点ID的一部分)。
再其他eNB,例如图1中的第四eNB 110,可配置成支持“常规”(例如,非MTC)业务,但也支持MTC业务(不附带条件或在特定情况下),其示例将在本文描述。这样的eNB 110在本文可称为“混合”eNB。在各种实施例中,混合eNB 110可广播其在一些或所有情况下接受MTC业务的指示(例如作为MTC节点ID的一部分)。
在各种实施例中,eNB可配置成广播它们的类别和其他信息或用别的方式使其可用,这些类别和其他信息能用于加入它们所提供的小区。在图2中,例如,示出广播它的类别(MTC专用)的MTC专用eNB 108。MTC UE 100可接收该广播的类别,连同由其他eNB(例如104、106、110,未在图2中示出)广播的类别。
在各种实施例中,当检测到多个无线小区和它们的类别时,MTC UE 100可配置成识别多个检测的无线小区102中其上允许MTC业务的一个或多个无线小区。在各种实施例中,该识别可基于检测的与每个无线小区102关联的eNB类别。在各种实施例中,MTC UE 100可配置成对允许MTC UE所连接的MTC专用eNB的列表交叉检查识别的无线小区中的一个或多个。在各种实施例中,MTC专用eNB列表可例如使用NAS信令而从eNB获得。
在各种实施例中,例如可通过在各种位点中的各种实体来维护允许MTC UE 100所连接的MTC专用eNB列表。在各种实施例中,列表可由MTC UE 100所维护。另外或备选地,列表可由网络实体所维护并且经由非接入层(“NAS”)信令而变得可用。在各种实施例中,列表可包含属于特定公共陆地移动网络(“PLMN”)身份的MTC专用eNB。例如,列表可以是封闭用户群(“CSG”)白名单。MTC UE 100可例如基于小区选择判据而选择也包含在该列表上的所检测的最适合的小区。
在各种实施例中,一旦MTC UE 100已经将所检测的小区中所识别的无线小区102与列表上的允许的MTC专用小区匹配,MTC UE 100可例如基于小区选择判据而选择性地加入匹配无线小区102中的一个。其示例在图2中示出。在各种实施例中,在成功连接后,MTCUE可配置成存储连接信息以便于将来的连接和无线小区选择。
小区选择判据可例如通过MTC UE 100而能用于从多个候选无线小区选择,并且可以各种形式而出现。在各种实施例中,小区选择判据可以是一个或多个识别的无线小区102的信号强度。例如,MTC UE 100可确定第三eNB 108具有比由另一个MTC专用eNB(未示出)提供的小区更强的信号,并且可在此基础上选择性地加入由第三eNB 108提供的无线小区。其他小区选择判据可包括但不限于,可用小区带宽、重试计数器到期的数目、连接类型、ping返回时间、可用eNB资源等。
可存在这样的情形,其中列表上没有所识别的MTC专用eNB,或其中没有MTC专用eNB满足一个或多个小区选择判据。在这样的情况下,MTC UE 100可识别在其上既允许MTC又允许非MTC业务的一个或多个无线小区102(例如,如由混合eNB 110提供)。例如,在图3中,混合eNB 110可例如独立地向MTC UE 100提供表示在由混合eNB 110提供的无线小区102上允许和不允许MTC业务时所处的情况的MTC策略,或将此MTC策略作为广播的一部分而向MTC UE 100提供。基于该策略以及与其他混合eNB关联的相似MTC策略,MTC UE可识别那些混合eNB(如有的话)中 MTC UE 100在其当前的情况下被允许加入的混合eNB。
在各种实施例中,MTC策略可由混合eNB 110使用专用UE信令(例如,NAS)而提供。在各种实施例中,该MTC策略可包括在图2中描绘的广播eNB类别信息中。MTC策略也可采用其他方式提供给MTC UE。例如,在一些实施例中,开放移动联盟设备管理(“OMA-DM”)协议可用于用一个或多个MTC策略来配置MTC UE 100。
MTC策略可指示在由混合eNB 110提供的无线小区102上允许MTC业务时所处的情况。例如,可对在特定位点(例如,在地理范围内)处或附近的MTC UE提供服务,而可不对位于其他位点处的MTC UE提供服务。作为另一个示例,可对具有特定类型的MTC UE提供服务,而可不对具有另一个类型的MTC UE提供服务。如在图3中示出的,MTC UE 100可使用该策略,结合例如它的位点(例如,基于全球定位系统,或“GPS”、坐标)或类型等各种MTC UE属性来确定混合eNB 110是否将允许无线小区102上的到/来自MTC UE 100的MTC业务。然后,MTCUE 100可基于小区选择判据选择并且加入特定eNB。
UE可经历它不传送或接收通信的停机期间。在一些情况下,这样的UE可转变到“空闲”模式,例如来保存电力和/或计算或网络资源。然而,UE可在处于空闲模式时四处移动。为了维持充分的无线连接,空闲的“常规”UE(例如,手机)可例如根据第三代合作伙伴项目(“3GPP”)技术规范(“TS”)36.304而定期搜索在最后对它提供服务的无线小区不再是最佳选择的情况下它可连接的“允许小区”。例如,空闲UE可利用CSG白名单,其识别允许UE所连接的小区(例如,由特定无线载体提供或属于特定PLAM身份的小区)。
与“常规”UE相似,空闲的MTC UE可定期搜索支持MTC专用eNB或由MTC专用eNB所提供的允许小区。如果发现由MTC专用eNB提供的超过一个的允许小区,则UE可通过小区选择判据而对小区排序。如果未发现由MTC专用eNB提供(或满足小区选择判据)的允许小区,则空闲UE可转变到“在任何小区中扎驻”状态,其中它更广泛地搜索由允许MTC业务连同其他业务的混合eNB提供的(例如,CSG的)允许小区。
例如,在各种实施例中,尽管采用无线电资源控制(“RRC”)空闲模式,MTC UE 100可配置成定期检测例如另外多个无线小区102,其可与在MTC UE 100最后加入无线小区102时检测的多个无线小区102不同。与在首先加入无线小区102时相似,MTC UE 100可配置成检测与该另外多个无线小区的个体无线小区关联的eNB类别,并且基于关联的eNB类别来识别该另外多个检测的无线小区中的在其上允许MTC业务的一个或多个无线小区。在各种实施例中,MTC UE 100可配置成基于小区选择判据而选择性地发起从MTC UE已经加入的无线小区102到该一个或多个识别的无线小区中的另一个无线小区102的切换。
现在参考图4,根据各种实施例描绘示例方法400,其可由MTC UE(例如图1中的MTCUE 100)实现。在框402处,MTC UE可检测多个无线小区(例如,图1中的102),每个由eNB(例如,图1中的104-110)提供。在框404处,MTC UE可检测与多个无线小区中的个体无线小区关联的eNB类别。
在框406处,MTC UE可例如基于关联的eNB类别来识别多个检测无线小区中的在其上允许MTC业务的一个或多个无线小区。在框408处,MTC UE可针对允许MTC UE所连接的MTC专用eNB的列表(例如,MTC UE 100的存储器中存储或在NAS上维护的CSG)来交叉检查一个或多个识别的无线小区。如果在框408处发现一个或多个匹配的无线小区,则在框410处,MTC UE可基于小区选择判据而选择性地加入由MTC专用eNB提供的最适合的匹配无线小区。
然而,如果在框408处,未在列表上发现匹配的无线小区,则在框412,MTC UE可例如基于小区选择判据而选择性地加入由既允许MTC又允许非MTC业务的混合eNB(例如,图1中的110)提供的无线小区。在各种实施例中,该选择性合并可基于混合eNB的MTC策略,其识别混合eNB将允许MTC业务时所处的环境。如上文指出的,混合eNB可采用多种方式使MTC策略变得可用,例如经由NAS信令(在一些情况下具有eNB类别)。
现在参考图5,根据各种实施例描绘示例方法500,其可由eNB(例如,104-110)实现。方法500的各种操作可根据eNB实现的方法500是MTC专用eNB(例如,108)、混合eNB(例如,110)还是不允许MTC业务的eNB(例如,104、106)而添加或省略。
在框502,eNB可提供无线小区,例如在图1中描绘的无线小区102中的一个。在框504,eNB可例如向MTC UE 100(其可已经检测由eNB提供的无线小区102)提供MTC类别,其大体上指示在由eNB提供的无线小区上是否允许MTC业务。如果eNB是禁止MTC业务的MTC类别的成员(例如,104、106),则MTC UE 100可进一步地不与eNB通信,并且方法500可结束。如果eNB是MTC专用eNB(例如,108),则MTC UE 100可基于MTC UE 500的小区选择判据而加入由eNB提供的无线小区,或由另一个MTC专用eNB提供的另一个无线小区。
如果eNB是混合eNB(例如,110),在框506,eNB可例如向MTC UE 100提供MTC策略,其识别eNB将允许MTC业务时所处的情况。如上文指出的,MTC策略可指示eNB将对位于特定位点处或附近(例如,在地理范围内)的MTC UE提供服务,或指示它将对具有特定类型的MTCUE提供服务。在各种实施例中,MTC类别和/或MTC策略可使用NAS信令提供给MTC UE 100。在框508,eNB可基于MTC策略而选择性地对MTC UE 100提供服务。
在各种实施例中,在框510,eNB可配置成确定eNB所连接的网络的一部分超载。例如,eNB例如可凭借它的业务密度超出预定阈值而确定它的无线小区网络业务超载。在这样的情况下,在框512,eNB可配置成例如使用具有特定RRC释放指示符的RRC连接释放消息而释放一个或多个MTC UE。在各种实施例中,RRC释放指示符可使一个或多个MTC UE转变到其中MTC UE从网络断开的状态(在没有重新注册的情况下)。在各种实施例中,RRC释放指示符可使一个或多个MTC UE转变到空闲模式。在各种实施例中,RRC释放指示符可将MTC UE重定向到另一个eNB。
在各种实施例中,网络中除eNB外的其他部件可专用于MTC通信,例如来包含MTC业务并且为非MTC业务保存非MTC部件的网络资源。可以采用专门MTC形式出现的一个示例实体是移动性管理实体(“MME”)。
例如,在图1中,存在没有专门用于MTC业务两个“常规”MME 112和一个MTC专用MME114。MTC专用eNB 108和混合eNB 110可配置成选择MTC专用MME 114用于在可能时使用,但如必要的话(例如,如果MTC专用MME 114关闭或超载)也可利用非MTC专用MME 112。在各种实施例中,与MTC专用eNB 108相似,MTC专用MME 114可以是“低成本”MME,例如其可设置在工厂或具有大量MTC UE的其他环境中。这在展开新的MTC服务时可进一步降低CAPEX。应该理解在图1中示出的MME和eNB的配置是为了说明,并且预想MME和eNB的任何其他配置或设置。
图6描绘可由例如MTC专用eNB 108和混合eNB 110等各种eNB实现来利用MTC专用MME的示例方法600。在框602,eNB可检测多个移动性管理实体(“MME”)。在框604,eNB可检测与多个MME中的个体MME关联的MME类别。例如,MME可经由S1接口提供它们的个体MME类别。
在框606,eNB可基于关联的MME类别识别多个检测的MME中的专用于MTC业务的一个或多个MME。例如,图1中的混合eNB可识别MTC专用MME 114。在框608,eNB可基于MME选择判据而选择在框606处识别的一个或多个MME中的MME。如果在框606处只有一个识别的MTC-MME,则eNB可简单地利用该MME。
图7图示根据各种实施例的示例计算装置700。MTC UE 100或本文描述的eNB(例如,104-110)中的任一个可在例如计算装置700等计算装置上实现。计算装置700可包括许多部件:一个或多个处理器704和至少一个通信芯片706。在各种实施例中,该一个或多个处理器704每个可以是处理器核。在各种实施例中,该至少一个通信芯片706还可物理和电耦合于该一个或多个处理器704。在另外的实现中,通信芯片706可以是一个或多个处理器704的一部分。在各种实施例中,计算装置700可包括印刷电路板(“PCB”)702。对于这些实施例,一个或多个处理器704以及通信芯片706可设置在其上。在备选实施例中,各种部件可在不采用PCB 702的情况下耦合。
计算装置700可根据它的应用而包括其他部件,其可以物理和电耦合于PCB 702或可以不物理和电耦合于PCB 702。这些其他部件包括,但不限于,易失性存储器(例如,动态随机存取存储器708,也称为“DRAM”)、非易失性存储器(例如,只读存储器710,也称为“ROM”)、闪速存储器712、输入/输出控制器714、数字信号处理器(未示出)、加密处理器(未示出)、图形处理器716、一个或多个天线718、显示器(未示出)、触摸屏显示器720、触摸屏控制器722、电池724、音频编解码器(未示出)、视频编解码器(未示出)、全球定位系统(GPS)装置728、罗盘730、加速计(未示出)、陀螺仪(未示出)、扬声器732、拍摄装置734、一个或多个其他传感器736(例如,气压计、盖格计数器、温度计、黏度计、流变仪、高度计或其他传感器,例如可能在各种制造环境中发现或在其他应用中使用的传感器),或还有大容量存储装置(例如硬盘驱动器、固态驱动器、压缩盘(“CD”)、数字多功能盘(“DVD”))(未示出),等。在各种实施例中,处理器704可与其他部件一起集成在相同的芯片上来形成芯片上系统(“SoC”)。
在各种实施例中,易失性存储器(例如,DRAM 708)、非易失性存储器(例如,ROM710)、闪速存储器712和大容量存储装置可包括编程指令,其配置成响应于由一个或多个处理器704的执行而使计算装置700能够实践在图2和3中描述的数据交换的全部或选择方面,或实践方法400、500或600,这取决于计算装置700用于实现的对象。更具体地,例如易失性存储器(例如,DRAM 708)、非易失性存储器(例如,ROM 710)、闪速存储器712和大容量存储装置等存储器部件中的一个或多个可包括指令的临时和/或持久副本,其在由一个或多个处理器704执行时使计算装置700能够操作一个或多个模块738,其配置成实践在图2或3中描述的数据交换的全部或选择方面,或方法400、500或600,这取决于计算装置700用于实现的对象。
通信芯片706可实现有线和/或无线通信用于到计算装置700的数据传递和从计算装置700的数据传递。术语“无线”和它的派生词可用于描述电路、装置、系统、方法、技术、通信信道等,其可通过使用通过非固态介质的调制电磁辐射而传送数据。该术语不暗示关联的装置不包含任何导线,但在一些实施例中它们可不包含导线。通信芯片706可实现许多无线标准或协议中的任一个,包括但不限于,IEEE 702.20、通用分组无线电业务(“GPRS”)、演进数据优化(“Ev-DO”)、演进高速分组接入(“HSPA+”)、演进高速下行链路分组接入(“HSDPA+”)、演进高速上行链路分组接入(“HSUPA+”)、全球移动通信系统(“GSM”)、增强数据速率GSM演进(“EDGE”)、码分多址(“CDMA”)、时分多址(“TDMA”)、数字增强无绳通信(“DECT”)、蓝牙、其派生物,以及指定为3G、4G、5G及以后的任何其他无线协议。计算装置700可包括多个通信芯片706。例如,第一通信芯片706可专用于较短范围无线通信,例如Wi-Fi和蓝牙并且第二通信芯片706可专用于较长范围无线通信,例如GPS、EDGE、GPRS、CDMA、WiMAX、LTE、Ev-DO及其他。
在各种实现中,计算装置700可以是便携式电脑、上网本、笔记本、超级本、智能电话、计算平板电脑、个人数字助理(“PDA”)、超级移动PC、移动电话、台式计算机、服务器、打印机、扫描仪、监视仪、机顶盒、娱乐控制单元(例如,游戏控制台)、数字拍摄装置、便携式音乐播放器或数字录像机。在另外的实现中,计算装置700可以是处理数据的任何其他电子装置。
本文描述设备、封装件、计算机实现的方法、系统、装置和计算机可读介质(暂时性和非暂时性)的实施例,用于由MTC UE选择性合并无线小区。在各种实施例中,可检测多个无线小区,每个由eNB提供。在各种实施例中,可检测与多个无线小区的个体无线小区关联的eNB类别。在各种实施例中,可基于关联的eNB类别而识别多个检测无线小区中的其上允许MTC业务的一个或多个无线小区。在各种实施例中,MTC UE可基于小区选择判据而选择性地加入该一个或多个识别的无线小区中的无线小区。
在各种实施例中,MTC UE可在检测到网络超载时例如从eNB获得指令,用于从连接模式转变为空闲或断开模式和/或释放到eNB的连接并且通过另一个eNB而重定向后续通信。
在各种实施例中,可针对识别的无线小区来交叉检查允许MTC UE所连接的MTC专用eNB的列表。在各种实施例中,MTC UE可进一步基于交叉检查的结果而选择性地加入无线小区。在各种实施例中,可从eNB和/或经由NAS信令来获得MTC专用eNB的列表。
在各种实施例中,可确定列表上没有一个MTC专用eNB能对MTC UE提供服务。在各种实施例中,对MTC和非MTC业务两者都提供服务的eNB可例如基于eNB的MTC策略(其识别eNB将允许MTC业务时所处的情况)而被识别。在各种实施例中,MTC策略可由eNB提供或使用OMA-DM配置在MTC UE上配置。在各种实施例中,包括在MTC策略中的情况可包括MTC UE处于预定位点处或附近、在地理范围内或是特定类型的MTC UE。
在各种实施例中,小区选择判据可包括一个或多个识别的无线小区的信号强度或重试计数器的到期。在各种实施例中,MTC UE可从连接模式转换为空闲模式。在各种实施例中,当处于空闲模式时,MTC UE可定期检测另外多个无线小区,每个由eNB提供。在各种实施例中,可检测与另外多个无线小区中的个体无线小区关联的eNB类别。在各种实施例中,可基于关联的eNB类别来识别该另外多个检测无线小区中的其上允许MTC业务的一个或多个无线小区。在各种实施例中,从MTC UE先前选择性地加入的无线小区到该另外多个检测的无线小区中的该一个或多个识别的无线小区中的另一个无线小区的切换可基于小区选择判据而选择性地发起。
在各种实施例中,eNB可配置成提供无线小区。在各种实施例中,eNB可配置成向检测无线小区的MTC UE提供MTC策略,其识别eNB将允许MTC业务时所处的情况。在各种实施例中,eNB可配置成基于MTC策略而选择性地对MTC UE提供服务。在各种实施例中,eNB可配置成使用专用UE信令来向MTC UE提供MTC策略。
在各种实施例中,eNB可配置成响应于eNB所连接的网络的一部分超载这一确定而释放MTC UE。在各种实施例中,释放可包括MTC UE转变到空闲或断开模式,和/或重定向到新的eNB。在各种实施例中,网络的该一部分可以是由eNB提供的无线小区。
在各种实施例中,eNB可配置成检测多个MME。在各种实施例中,eNB可配置成检测与多个MME中的个体MME关联的MME类别。在各种实施例中,eNB可配置成基于关联的MME类别来识别专用于MTC业务的该多个检测的MME中的一个或多个MME。在各种实施例中,eNB可配置成基于MME选择判据来选择该一个或多个识别的MME中的MME。在各种实施例中,可通过一个或多个S1接口检测MME类别。
尽管已经在本文中为了描述目的而图示和描述某些实施例,该申请意在涵盖本文论述的实施例的任何适配或变化。因此,明确地规定本文描述的实施例仅由权利要求限制。
在本公开记载“一”或“第一”元件或其等同物的情况下,这样的公开包括一个或多个这样的元件,既不需要也不排除两个或以上这样的元件。此外,识别的元件的序数指示物(例如,第一、第二或第三)用于区分元件,并且不指示或暗示需要的或有限数量的这样的元件,它们也不指示这样的元件的特定位置或顺序,除非另外明确地规定。

Claims (20)

1. 一种演进节点B(“eNB”),包括:
通信电路,用于连接到多个移动性管理实体(“MME”);以及
处理器电路,用于:
确定所述多个MME中的、专用于处理第一类别的业务的第一类别的MME,所述第一类别的业务不同于其他业务类别的业务;以及
基于MME选择判据来为用于产生第一类别的业务的用户设备(“UE”)选择所述第一类别的MME。
2.如权利要求1所述的eNB,其中,所述处理器电路用于基于由所述eNB通过S1接口所接收的通信来确定所述第一类别的MME专用于处理第一类别的业务。
3.如权利要求1所述的eNB,其中,所述第一类别的MME是低成本MME或者部署在UE用于产生第一类别的业务的环境中的MME。
4.如权利要求1所述的eNB,其中,所述UE用于基于所述UE的装置类型或者基于所述UE所位于的区域来产生第一类别的业务。
5. 如权利要求4所述的eNB,其中,所述处理器电路用于:
控制所述eNB的一个或多个元件以提供无线小区;以及
基于所述UE的所述装置类型或者基于所述UE所位于的所述区域来服务于所述无线小区中的所述UE。
6.如权利要求5所述的eNB,其中,所述处理器电路用于:
基于确定所述eNB所连接的网络的一部分超载来控制到所述UE的、用于释放所述UE的RRC连接释放消息的传输。
7.如权利要求1所述的eNB,其中,所述UE是第一类别的装置,并且所述eNB是第一类别的eNB。
8.如权利要求1至7中的任一项所述的eNB,还包括:
芯片上系统(“SoC”),所述芯片上系统包括所述处理器电路和所述通信电路。
9. 一种演进节点B(“eNB”),包括一个或多个处理器,配置成:
从所述eNB所连接的多个移动性管理实体(“MME”)之中识别属于某个类别的MME,其中所述MME专用于处理与所述类别关联的业务,以及所述多个MME中的至少一个其他MME不是专用于处理与所述类别关联的业务;以及
基于MME选择判据来为属于所述类别的用户设备(“UE”)选择所述MME。
10.如权利要求9所述的eNB,其中,所述一个或多个处理器配置成:
基于由所述eNB通过S1接口从所述MME所接收的通信来确定所述MME属于所述类别。
11.如权利要求10所述的eNB,其中,所述类别表示所述MME是低成本MME或者所述MME部署在与所述类别关联的特定区域中。
12.如权利要求11所述的eNB,其中,所述类别表示所述UE是特定类型的UE或者所述UE位于与所述类别关联的所述特定区域中。
13.如权利要求12所述的eNB,其中,所述UE是机器型通信(“MTC”)UE。
14. 如权利要求9至13中的任一项所述的eNB,其中,所述一个或多个处理器配置成:
提供无线小区;以及
基于所述UE的装置类型或者基于所述UE所位于的区域来服务于所述无线小区中的所述UE。
15.如权利要求14所述的eNB,其中,所述eNB属于所述类别。
16.一种演进节点B(“eNB”),包括:
用于通过S1接口与多个移动性管理实体(“MME”)中对应的个体MME连接的部件;
用于通过所述S1接口获得来自所述对应的个体MME的通信的部件;
用于基于所述通信中的第一通信来确定第一MME属于某个类别的部件,其中所述第一MME专用于处理与所述类别关联的网络业务;以及
用于基于MME选择判据来为也属于所述类别的用户设备(“UE”)选择所述第一MME的部件。
17.如权利要求16所述的eNB,其中,所述第一MME是低成本MME或者所述第一MME部署在与所述类别关联的特定区域中,并且其中所述UE是特定类型的UE或者所述UE位于与所述类别关联的所述特定区域中。
18. 如权利要求17所述的eNB,其中,所述类别是机器型通信(“MTC”)类别,其中所述UE是MTC UE,并且所述第一MME是MTC专用MME。
19. 一种移动性管理实体(“MME”),包括一个或多个处理器,配置成:
通过S1接口向演进节点B(“eNB”)发送指示所述MME属于某个类别并且专用于处理所述类别的网络业务的第一指示;以及
通过所述S1接口从所述eNB获得为属于所述类别的用户设备(“UE”)提供网络连通性的第二指示。
20.如权利要求19所述的MME,其中,所述MME是低成本MME或者部署在属于所述类别的UE所位于的环境中。
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JP2017022760A (ja) 2017-01-26
KR101671605B1 (ko) 2016-11-01
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KR20160127169A (ko) 2016-11-02
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SE538520C2 (sv) 2016-09-06
BR112014028078B1 (pt) 2022-08-02
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CN104703119A (zh) 2015-06-10
SE1350578A1 (sv) 2013-11-12
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