WO2018233573A1 - 一种邻区管理方法及系统 - Google Patents

一种邻区管理方法及系统 Download PDF

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Publication number
WO2018233573A1
WO2018233573A1 PCT/CN2018/091626 CN2018091626W WO2018233573A1 WO 2018233573 A1 WO2018233573 A1 WO 2018233573A1 CN 2018091626 W CN2018091626 W CN 2018091626W WO 2018233573 A1 WO2018233573 A1 WO 2018233573A1
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cell
terminal
measurement information
unknown
management server
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PCT/CN2018/091626
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English (en)
French (fr)
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妙文婷
李严梅
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中兴通讯股份有限公司
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Definitions

  • the present disclosure relates to, but is not limited to, the field of wireless communication technologies, and in particular, a neighboring area management method and system.
  • NB-IoT The Narrow Band Internet of Things (NB-IoT) based on cellular communication systems has become an important branch of the Internet of Everything.
  • NB-IoT has four characteristics: First, it has wide coverage and can provide improved indoor coverage. In the same frequency band, NB-IoT gains 20dB more than the traditional network, and the coverage area is expanded by 100 times. Second, it has the ability to support massive connections. NB-IoT can support 100,000 connections in one sector; third is lower power consumption, NB-IoT terminal module can last up to 10 years; fourth is lower module cost, the company expects a single connected module not More than $5.
  • NB-IoT technology is suitable for static services, low latency, non-continuous mobile, real-time data transmission, such as smart home, power meter reading, logistics tracking, wearable smart devices and so on.
  • NB-IoT does not support measurement and switching.
  • the narrowband IoT terminal can only perform cell selection and cell reselection in the idle state until selecting a suitable cell and performing cell camping. If the signal of the currently camped cell is too weak to be suitable for the narrowband IoT terminal to continue to reside, but because there is no suitable neighboring zone for the narrowband IoT terminal to select, the narrowband IoT terminal can only perform cell search and synchronization again. And receiving new cell system information and other processes until selecting a suitable camped cell.
  • the process of selecting a suitable cell camping for the narrowband IoT terminal described above is a waste for a narrowband IoT system requiring low power consumption.
  • the present disclosure proposes a neighboring area management method and system, which can provide neighboring area information for a narrowband Internet of Things terminal, so that the narrowband Internet of Things terminal performs cell reselection, thereby improving network performance.
  • the embodiment of the present disclosure provides a neighboring area management method, which is applied to a terminal side, and the method includes:
  • the unknown cell When an unknown cell that meets the preset condition is detected, the unknown cell is measured to obtain measurement information;
  • the unknown cell is a cell that is not in a neighbor list of a cell in which the terminal is located;
  • the preset condition includes: the reference signal received power of the unknown cell is greater than a preset threshold.
  • the non-access stratum message including the measurement information is sent to the network management server through the base station and the core network of the cell where the terminal is located, including:
  • the non-access stratum message including the preset dedicated message identifier and the measurement information to the core network, where the core network detects the non- And sending the measurement information in the non-access stratum message to the network management server when the preset dedicated message identifier in the access layer message is used.
  • the embodiment of the present disclosure further provides a neighboring area management method, which is applied to a core network side, and the method includes:
  • the unknown cell is a cell that is not in a neighbor list of a cell in which the terminal is located;
  • the preset condition includes: the reference signal received power of the unknown cell is greater than a preset threshold.
  • the acquiring the measurement information in the non-access stratum message, and sending the measurement information to the network management server includes:
  • the embodiment of the present disclosure further provides a neighboring area management method, which is applied to the network management server side, and the method includes:
  • the core network Receiving measurement information sent by the core network; wherein the measurement information is included in a non-access stratum message sent by the terminal and transmitted to the core network by a base station of a cell where the terminal is located; the measurement information When the terminal detects an unknown cell that meets the preset condition, the terminal obtains the unknown cell by performing measurement;
  • the unknown cell is a cell that is not in a neighbor list of a cell in which the terminal is located;
  • the preset condition includes: the reference signal received power of the unknown cell is greater than a preset threshold.
  • the method further includes:
  • the embodiment of the present disclosure further provides a neighboring area management system, where the system includes: a terminal, a core network, and a network management server;
  • the terminal is configured to: when the unknown cell that meets the preset condition is detected, perform measurement on the unknown cell, obtain measurement information, and pass the non-access stratum message including the measurement information to the cell where the terminal is located.
  • the base station is sent to the core network;
  • the core network is configured to: receive the non-access stratum message including the measurement information, and send the measurement information in the non-access stratum message to the network management server;
  • the network management server is configured to: determine, according to the measurement information, whether to add the unknown cell to a neighbor list of a cell where the terminal is located.
  • Embodiments of the present disclosure also provide a computer readable storage medium storing computer executable instructions that, when executed, implement the neighboring cell management method described above.
  • the neighboring area management method and system according to the embodiment of the present disclosure report the acquired measurement information of the unknown cell to the network server by the narrowband Internet of Things terminal, so that the network server determines whether the unknown cell is added as a neighboring cell.
  • Embodiments of the present disclosure are capable of providing neighboring area information for a narrowband Internet of Things terminal to enable a narrowband Internet of Things terminal to perform cell reselection.
  • the embodiments of the present disclosure can meet the requirements of low power consumption, mass connection, unsupported measurement and handover of the narrowband Internet of Things system, and can effectively deal with the neighbor relationship, and are effective in the development, testing and network maintenance of the narrowband Internet of Things. Improve network performance.
  • FIG. 1 is a flowchart of a neighboring area management method of a first embodiment of the present disclosure
  • FIG. 2 is a flowchart of a neighboring area management method according to a second embodiment of the present disclosure
  • FIG. 3 is a flowchart of a neighboring area management method according to a third embodiment of the present disclosure.
  • FIG. 4 is a schematic structural diagram of a neighboring area management system according to a fourth embodiment of the present disclosure.
  • FIG. 5 is a flowchart of a neighboring area management method in a fourth embodiment of the present disclosure.
  • the first embodiment of the present disclosure can be applied to a terminal side, and the method can be based on a narrowband Internet of Things. As shown in FIG. 1, the method can include the following steps:
  • Step S101 When an unknown cell that meets the preset condition is detected, the unknown cell is measured to obtain measurement information.
  • the unknown cell is a cell that is not in the neighbor list of the cell where the terminal is located.
  • the preset condition may include: an RSRP (Reference Signal Receiving Power) of the unknown cell is greater than a preset threshold.
  • RSRP Reference Signal Receiving Power
  • the signal strength of the unknown cell is weak, and is not suitable for the terminal.
  • the signal strength of the cell is strong and is suitable for the terminal.
  • step S101 includes:
  • Step A1 When the terminal detects the PCI (Physical Cell Identifier) information of the cell, it is determined whether the PCI information of the detected cell exists in the neighboring cell list of the cell where the terminal is located; When the PCI information of the cell exists in the neighboring cell list of the cell in which the terminal is located, the PCI of the other cell is continuously detected; when the detected PCI information of the cell is not in the neighboring cell list of the cell where the terminal is located, the execution is performed. Step A2.
  • PCI Physical Cell Identifier
  • the detected PCI information of the cell is not in the neighbor cell list of the cell where the terminal is located, the detected cell is an unknown cell.
  • Step A2 determining whether the detected cell meets the preset condition; when the detected cell meets the preset condition, performing step A3; when the detected cell does not satisfy the preset condition, continuing to detect other Cell PCI.
  • the detected cell meets the preset condition, it may be indicated that the detected cell has strong signal strength and is suitable for the terminal to use.
  • Step A3 Perform CGI (Cell Global ID) measurement on the detected cell to obtain measurement information of the detected cell.
  • CGI Cell Global ID
  • Step S102 The NAS (Non-Access Stratum) message including the measurement information is sequentially sent to the network management server through the base station and the core network of the cell where the terminal is located, for the network management server to perform according to the The measurement information in the NAS message determines whether the unknown cell is added to the neighbor list of the cell in which the terminal is located.
  • NAS Non-Access Stratum
  • the NAS message that includes the measurement information is sent to the network management server by using the base station and the core network of the cell where the terminal is located, including:
  • the base station of the cell where the terminal is located Transmitting, by the base station of the cell where the terminal is located, the NAS message that includes the preset dedicated message identifier and the measurement information to the core network, where the core network detects the NAS message.
  • the preset dedicated message is identified, the measurement information in the NAS message is sent to the network management server.
  • the preset dedicated message identifier is an identifier that is agreed between the terminal and the core network for identifying the measurement information.
  • the core network identifies the preset dedicated message identifier from the NAS message
  • the measurement information may be parsed from the NAS message, and the measurement information is sent to the network management server.
  • the NAS message may include a standard NAS message header and a NAS message body, wherein the NAS message body may be filled in by the terminal itself.
  • the terminal may add the pre-agreed dedicated message identification and measurement information to the NAS message body.
  • a second embodiment of the present disclosure a neighboring cell management method, applicable to a core network side, may be based on a narrowband Internet of Things. As shown in FIG. 2, the method may include the following steps:
  • Step S201 Receive a NAS message that is sent by the terminal and is forwarded by the base station of the cell where the terminal is located, where the measurement information is that the terminal detects an unknown cell that meets a preset condition. , obtained by measuring the unknown cell.
  • the terminal transparently transmits the NAS message including the measurement information of the unknown cell to the core network through the base station of the cell where the terminal is located.
  • the unknown cell is a cell that is not in the neighbor list of the cell where the terminal is located.
  • the preset condition may include: the RSRP of the unknown cell is greater than a preset threshold.
  • the signal strength of the unknown cell is weak, and is not suitable for the terminal.
  • the signal strength of the cell is strong and is suitable for the terminal.
  • Step S202 Send the measurement information in the NAS message to the network management server, so that the network management server determines, according to the NAS message, whether to add the unknown cell to the neighboring cell list of the cell where the terminal is located.
  • the acquiring the measurement information in the NAS message, and sending the measurement information to the network management server includes:
  • the measurement information in the NAS message is sent to the network management server.
  • step S202 includes:
  • the core network When the core network receives the NAS message, the NAS message is parsed. When parsing the preset dedicated message identifier, the core network sends the measurement information in the NAS message to the network management server.
  • the preset dedicated message identifier may be an identifier that is agreed between the terminal and the core network for identifying the measurement information.
  • the core network identifies the preset dedicated message identifier from the NAS message
  • the measurement information may be parsed from the NAS message, and the measurement information is sent to the network management server.
  • a third embodiment of the present disclosure a neighboring area management method, applicable to a network management server side, may be based on a narrowband Internet of Things. As shown in FIG. 3, the method may include the following steps:
  • Step S301 Receive measurement information sent by the core network, where the measurement information is included in a NAS message sent by the terminal and forwarded to the core network by a base station of a cell where the terminal is located; the measurement information When the terminal detects an unknown cell that meets a preset condition, it is obtained by measuring the unknown cell.
  • the terminal may transparently transmit the NAS message including the measurement information of the unknown cell to the core network by using the base station of the cell where the terminal is located; the core network may parse the NAS message, and the measured measurement may be obtained. Information is sent to the network management server.
  • the unknown cell is a cell that is not in the neighbor list of the cell where the terminal is located.
  • the preset condition may include: the RSRP of the unknown cell is greater than a preset threshold.
  • the signal strength of the unknown cell is weak, and is not suitable for the terminal.
  • the signal strength of the cell is strong and is suitable for the terminal.
  • Step S302 Determine, according to the measurement information, whether to add the unknown cell to a neighbor list of a cell where the terminal is located.
  • the method further includes: receiving and storing a neighboring addition criterion sent by the network management client.
  • the network management client can be configured to: configure an ANR (Automatic Neighbor Relation) policy.
  • the O&M personnel can configure the ANR policy for each cell on the network management client according to the actual situation.
  • the ANR policy may include: a neighboring cell number threshold of the cell, a neighboring cell adding criterion, and a neighboring cell deleting criterion.
  • the determining, according to the measurement information, whether the unknown cell is added to the neighboring cell list of the cell where the terminal is located includes:
  • the network management server sends a neighboring cell addition success message to the base station of the cell where the terminal is located by using the core network, so that the unknown cell is used. Adding to the neighbor list of the cell where the terminal is located, and then updating the neighbor list of the cell where the terminal is located.
  • the base station of the cell in which the terminal is located may notify the terminal of the updated neighboring cell list in a broadcast manner, so that the terminal performs a cell reselection operation according to the neighboring cell information in the updated neighboring cell list.
  • the terminal in the narrowband Internet of Things can only perform cell reselection in a cell added as a neighboring cell.
  • a fourth embodiment of the present disclosure is a neighboring area management system, which may be based on a narrowband Internet of Things. As shown in FIG. 4, the system may include the following components:
  • the terminal 401 The terminal 401, the core network 402, the network management server 403, and the network management client 404.
  • the terminal 401 is configured to: when detecting an unknown cell that meets the preset condition, perform measurement on the unknown cell, obtain measurement information, and send the NAS message including the measurement information to the base station of the cell where the terminal is located.
  • the cell where the terminal 401 is currently located may be a serving cell; the unknown cell may be a cell that is not in the neighboring cell list of the cell where the terminal is located.
  • the core network 402 is configured to: receive the NAS message that includes the measurement information, and send the measurement information in the NAS message to the network management server 403.
  • the network management server 403 is configured to: receive the neighboring cell adding criterion sent by the network management client 404, and determine, according to the neighboring cell adding criterion and the measurement information, whether to add the unknown cell to the neighbor of the cell where the terminal is located. In the list of districts.
  • the network management client 404 is configured to: configure an ANR policy.
  • the O&M personnel configure the ANR policy for each cell on the NMS client according to the actual situation.
  • the ANR policy includes: a neighboring cell number threshold of a cell, a neighboring cell adding criterion, and a neighboring cell deleting criterion.
  • the method for managing a neighboring cell based on the terminal 401, the core network 402, the network management server 403, and the network management client 404 may include the following steps:
  • Step S501 The network management client 404 sends the configured ANR policy to the network management server 403.
  • the operation and maintenance personnel can perform ANR policy configuration on each cell on the network management client 403 according to actual conditions.
  • the ANR policy may include: a neighboring cell number threshold of the cell, a neighboring cell adding criterion, and a neighboring cell deleting criterion.
  • Step S502 When the terminal 401 detects the PCI (Physical Cell Identifier) of the unknown cell, the terminal 401 determines whether the unknown cell meets the preset condition.
  • PCI Physical Cell Identifier
  • the unknown cell may be a cell that is not in the neighbor list of the cell where the terminal is located.
  • the preset condition may include: the RSRP of the unknown cell is greater than a preset threshold.
  • the signal strength of the unknown cell is weak, and is not suitable for the terminal.
  • the RSRP of the unknown cell is greater than the preset threshold, the signal strength of the cell is strong and is suitable for the terminal.
  • step S502 includes:
  • Step S503 When the unknown cell meets the preset condition, the terminal 401 performs CGI measurement on the unknown cell to obtain a CGI measurement result.
  • the CGI measurement result in this embodiment may correspond to the measurement message in the first embodiment.
  • Step S504 The terminal 401 sends the NAS message including the CGI measurement result to the core network 402 through the base station of the serving cell.
  • step S504 includes:
  • the terminal 401 adds the preset dedicated message identifier and the CGI measurement result to the NAS message, and sends the NAS message including the preset dedicated message identifier and the CGI measurement result through the base station of the serving cell.
  • the preset dedicated message identifier is an agreement between the terminal 401 and the core network 402 for identifying the CGI measurement result.
  • the core network 402 identifies the preset dedicated message identifier from the NAS message
  • the CGI measurement result may be parsed from the NAS message, and the CGI measurement result is sent to the network management server 403.
  • the NAS message may include a standard NAS message header and a NAS message body, wherein the NAS message body may be filled in by the terminal 401.
  • the terminal 401 may add a pre-agreed dedicated message identifier and CGI measurement result to the NAS message body.
  • Step S505 The core network 402 parses the NAS message, and when parsing the preset dedicated message identifier, the core network 402 sends the CGI measurement result in the NAS message to the network management server 403.
  • Step S506 The network management server 403 determines, according to the CGI measurement result and the ANR policy, whether to add the unknown cell to the neighbor cell list of the serving cell.
  • step S506 includes:
  • the network management server 403 determines whether the CGI measurement result satisfies the neighboring cell adding criterion in the ANR policy, and adds the unknown cell to the neighboring cell adding criterion when the CGI measurement result satisfies the neighboring cell adding criterion in the ANR policy.
  • the neighbor list of the serving cell The neighbor list of the serving cell.
  • Step S507 When the network management server 403 determines to add the unknown cell to the neighbor cell list of the serving cell, the network management server 403 sends a neighboring cell addition success message to the base station of the serving cell through the core network 402, that is, re-neighbors.
  • the area information is sent to the base station side, and the base station broadcasts the system message update, and the subsequent broadcast system message carries the new neighbor information.
  • Step S508 The base station of the serving cell notifies the terminal 401 by the broadcast mode to the terminal 401, so that the terminal 401 performs the cell reselection operation according to the neighboring cell information in the updated neighbor list.
  • the terminal 401 when the RSRP of the serving cell where the terminal 401 is located is less than a preset threshold, the terminal 401 performs a cell reselection operation according to the neighboring cell information in the updated neighboring cell list to select a cell whose RSRP is greater than a preset threshold. Thereby, the serving cell of the terminal 401 is replaced.
  • the neighbor cell can be automatically added to the neighbor cell list of the serving cell, and the terminal can perform cell reselection according to the neighbor cell list at an appropriate time.
  • the terminal may choose to continue to camp on the original serving cell, or may choose to camp on the cell that has been added as a neighboring cell.
  • Cell reselection avoids off-networking of narrowband IoT terminals due to lack of neighbor information, thereby improving network performance.
  • the neighboring cell management method and system introduced in the embodiment of the present disclosure report the acquired measurement information of the unknown cell to the network server by the narrowband Internet of Things terminal, so that the network server determines whether the unknown cell is added as a neighboring cell.
  • the present disclosure can provide neighboring area information for a narrowband Internet of Things terminal to enable a narrowband IoT terminal to perform cell reselection.
  • the disclosure can meet the requirements of low power consumption, mass connection, unsupported measurement and handover of the narrowband Internet of Things system, and can effectively deal with the neighbor relationship, and effectively improve the development, testing and network maintenance of the narrowband Internet of Things. Network performance.
  • Embodiments of the present disclosure also provide a computer readable storage medium storing computer executable instructions that, when executed, implement the neighboring cell management method described above.
  • the term computer storage medium includes volatile and nonvolatile, implemented in any method or technology for storing information, such as computer readable instructions, data structures, program modules or other data. Sex, removable and non-removable media.
  • the computer storage medium includes, but is not limited to, Random Access Memory (RAM), Read-Only Memory (ROM), and Electrically Erasable Programmable Read-only Memory (EEPROM). Flash memory or other memory technology, compact disc read-only memory (CD-ROM), digital versatile disc (DVD) or other optical disc storage, magnetic cassette, magnetic tape, disk storage or other magnetic storage device, or Any other medium used to store the desired information and that can be accessed by the computer.
  • communication media typically includes computer readable instructions, data structures, program modules or other data in a modulated data signal, such as a carrier wave or other transport mechanism, and can include any information delivery media. .
  • the neighboring area management method and system according to the embodiment of the present disclosure report the acquired measurement information of the unknown cell to the network server by the narrowband Internet of Things terminal, so that the network server determines whether the unknown cell is added as a neighboring cell.
  • Embodiments of the present disclosure are capable of providing neighboring area information for a narrowband Internet of Things terminal to enable a narrowband Internet of Things terminal to perform cell reselection.
  • the embodiments of the present disclosure can meet the requirements of low power consumption, mass connection, unsupported measurement and handover of the narrowband Internet of Things system, and can effectively deal with the neighbor relationship, and are effective in the development, testing and network maintenance of the narrowband Internet of Things. Improve network performance.

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Abstract

一种邻区管理系统，该系统包括：终端、核心网和网管服务器；所述终端设置为：当检测到满足预设条件的未知小区时，对所述未知小区进行测量，得到测量信息，并将包含所述测量信息的非接入层消息通过所述终端所在的小区的基站发送至所述核心网；所述核心网设置为：接收所述包含所述测量信息的非接入层消息，并将所述非接入层消息中的测量信息发送至所述网管服务器；所述网管服务器设置为：根据所述测量信息判断是否将所述未知小区添加到所述终端所在的小区的邻区列表中。

Description

一种邻区管理方法及系统 技术领域
本公开涉及但不限于无线通信技术领域，尤其是一种邻区管理方法及系统。
背景技术
基于蜂窝通讯系统的窄带物联网(Narrow Band Internet of Things，NB-IoT)已成为万物互联网络的一个重要分支。NB-IoT具备四大特点：一是覆盖广，可提供改进的室内覆盖，在同样的频段下，NB-IoT比传统的网络增益20dB，覆盖面积扩大100倍；二是具备支撑海量连接的能力，NB-IoT一个扇区能够支持10万个连接；三是更低功耗，NB-IoT终端模块的待机时间可长达10年；四是更低的模块成本，企业预期的单个接连模块不超过5美元。NB-IoT技术适合于静态业务、对时延低敏感、非连续移动、实时传输数据的业务场景下，例如智能家居、电力抄表、物流跟踪、可穿戴智能设备等等。但是，NB-IoT不支持测量和切换。窄带物联网终端只能在空闲态时进行小区选择和小区重选，直至选择到合适小区并进行小区驻留。如果当前驻留的小区的信号太弱以至于不适合窄带物联网终端继续驻留，但是由于没有合适的邻区可供窄带物联网终端进行选择，窄带物联网终端只能重新进行小区搜索、同步、接收新小区系统信息等过程，直至选择到合适驻留的小区。
发明内容
以下是对本文详细描述的主题的概述。本概述并非是为了限制权利要求的保护范围。
上述窄带物联网终端选择合适小区驻留的过程对要求低功耗的窄带物联网系统来说是一种浪费。
本公开提出一种邻区管理方法及系统，能够为窄带物联网终端提供邻区信息，以使窄带物联网终端进行小区重选，从而提高网络性能。
本公开实施例提供了一种邻区管理方法，应用于终端侧，所述方法包括：
当检测到满足预设条件的未知小区时，对所述未知小区进行测量，得到测量信息；
将包含所述测量信息的非接入层消息依次经过所述终端所在的小区的基站和核心网发送至网管服务器，以供所述网管服务器根据所述非接入层消息中的测量信息判断是否将所述未知小区添加到所述终端所在的小区的邻区列表中。
在一种示例性实施方式中，所述未知小区是不在所述终端所在的小区的邻区列表中的小区；
所述预设条件包括：所述未知小区的参考信号接收功率大于预设阈值。
在一种示例性实施方式中，所述将包含所述测量信息的非接入层消息依次经过所述终端所在的小区的基站和核心网发送至网管服务器，包括：
将预设的专用消息标识和所述测量信息添加到所述非接入层消息中；
将包含有所述预设的专用消息标识和所述测量信息的非接入层消息通过所述终端所在的小区的基站发送至所述核心网，以供所述核心网在检测到所述非接入层消息中的所述预设的专用消息标识时，将所述非接入层消息中的所述测量信息发送至所述网管服务器。
本公开实施例还提出一种邻区管理方法，应用于核心网侧，所述方法包括：
接收由终端发送的并经过所述终端所在的小区的基站转发而来的包含测量信息的非接入层消息；其中，所述测量信息是当所述终端检测到满足预设条件的未知小区时，通过对所述未知小区进行测量得到的；
将所述非接入层消息中的测量信息发送至网管服务器，以供所述网管服务器根据所述测量信息判断是否将所述未知小区添加到所述终端所在的小区的邻区列表中。
在一种示例性实施方式中，所述未知小区是不在所述终端所在的小区的邻区列表中的小区；
所述预设条件包括：所述未知小区的参考信号接收功率大于预设阈值。
在一种示例性实施方式中，所述获取所述非接入层消息中的测量信息， 并将所述测量信息发送至网管服务器，包括：
当检测到所述非接入层消息中的预设的专用消息标识时，将所述非接入层消息中的所述测量信息发送至所述网管服务器。
本公开实施例还提出一种邻区管理方法，应用于网管服务器侧，所述方法包括：
接收由核心网发送来的测量信息；其中，所述测量信息包含在由终端发送的并经过所述终端所在的小区的基站转发至所述核心网的非接入层消息中；所述测量信息是所述终端在检测到满足预设条件的未知小区时，通过对所述未知小区进行测量得到的；
根据所述测量信息判断是否将所述未知小区添加到所述终端所在的小区的邻区列表中。
在一种示例性实施方式中，所述未知小区是不在所述终端所在的小区的邻区列表中的小区；
所述预设条件包括：所述未知小区的参考信号接收功率大于预设阈值。
在一种示例性实施方式中，所述方法还包括：
接收并存储由网管客户端发送来的邻区添加准则；
所述根据所述测量信息判断是否将所述未知小区添加到所述终端所在的小区的邻区列表中，包括：
判断所述测量信息是否满足所述邻区添加准则，当所述测量信息满足所述邻区添加准则时，将所述未知小区添加到所述终端所在的小区的邻区列表中。
本公开实施例还提出一种邻区管理系统，所述系统包括：终端、核心网和网管服务器；
所述终端设置为：当检测到满足预设条件的未知小区时，对所述未知小区进行测量，得到测量信息，并将包含所述测量信息的非接入层消息通过所述终端所在的小区的基站发送至所述核心网；
所述核心网设置为：接收所述包含所述测量信息的非接入层消息，并将 所述非接入层消息中的测量信息发送至所述网管服务器；
所述网管服务器设置为：根据所述测量信息判断是否将所述未知小区添加到所述终端所在的小区的邻区列表中。
本公开实施例还提供了一种计算机可读存储介质，存储有计算机可执行指令，所述计算机可执行指令被执行时实现上述邻区管理方法。
本公开实施例提出的邻区管理方法及系统，通过窄带物联网终端将获取到的未知小区的测量信息上报至网络服务器，以供所述网络服务器判断是否添加所述未知小区为邻区。本公开实施例能够为窄带物联网终端提供邻区信息，以使窄带物联网终端进行小区重选。本公开实施例既能满足窄带物联网系统的低功耗、海量连接、不支持测量和切换的要求，也能有效的处理邻区关系，在窄带物联网的开发、测试及网络维护中行之有效的提高网络性能。
在阅读并理解了附图和详细描述后，可以明白其他方面。
附图概述
图1是本公开第一实施例的邻区管理方法的流程图；
图2是本公开第二实施例的邻区管理方法的流程图；
图3是本公开第三实施例的邻区管理方法的流程图；
图4是本公开第四实施例的邻区管理系统的组成结构示意图；
图5是本公开第四实施例中的邻区管理方法的流程图。
本公开的较佳实施方式
下面结合附图对本公开的实施方式进行描述。
本公开第一实施例，一种邻区管理方法，可应用于终端侧，所述方法可基于窄带物联网，如图1所示，所述方法可包括以下步骤：
步骤S101：当检测到满足预设条件的未知小区时，对所述未知小区进行测量，得到测量信息。
可选地，所述未知小区是不在所述终端所在的小区的邻区列表中的小区。
所述预设条件可包括：所述未知小区的RSRP(Reference Signal Receiving  Power，参考信号接收功率)大于预设阈值。
当未知小区的RSRP小于所述预设阈值时，可说明所述未知小区的信号强度较弱，不适合终端使用。
当未知小区的RSRP大于所述预设阈值时，可说明所述小区的信号强度较强，适合终端使用。
可选地，步骤S101，包括：
步骤A1：当所述终端检测到小区的PCI(Physical Cell Identifier，物理小区标识)信息时，判断检测到的小区的PCI信息是否存在于所述终端所在的小区的邻区列表中；当检测到的小区的PCI信息存在于所述终端所在的小区的邻区列表中时，继续检测其他小区的PCI；当检测到的小区的PCI信息不在所述终端所在的小区的邻区列表中时，执行步骤A2。
当检测到的小区的PCI信息不在所述终端所在的小区的邻区列表中时，可说明所述检测到的小区为未知小区。
步骤A2：判断检测到的小区是否满足所述预设条件；当检测到的小区满足所述预设条件时，执行步骤A3；当检测到的小区不满足所述预设条件时，继续检测其他小区的PCI。
当检测到的小区满足所述预设条件时，可说明检测到的小区的信号强度较强，适合终端使用。
步骤A3：对检测到的小区进行CGI(Cell Global ID，小区全局ID)测量，以得到检测到的小区的测量信息。
步骤S102：将包含所述测量信息的NAS(Non-Access Stratum，非接入层)消息依次经过所述终端所在的小区的基站和核心网发送至网管服务器，以供所述网管服务器根据所述NAS消息中的测量信息判断是否将所述未知小区添加到所述终端所在的小区的邻区列表中。
可选地，所述将包含所述测量信息的NAS消息依次经过所述终端所在的小区的基站和核心网发送至网管服务器，包括：
将预设的专用消息标识和所述测量信息添加到所述NAS消息中；
将包含有所述预设的专用消息标识和所述测量信息的NAS消息通过所述终端所在的小区的基站发送至所述核心网，以供所述核心网在检测到所述 NAS消息中的所述预设的专用消息标识时，将所述NAS消息中的所述测量信息发送至所述网管服务器。
可选地，所述预设的专用消息标识是所述终端和所述核心网之间约定的用于识别所述测量信息的标识。所述核心网在从NAS消息中识别到预设的专用消息标识时，可从所述NAS消息中解析出测量信息，并将测量信息发送至网管服务器。
NAS消息可包括标准的NAS消息头和NAS消息体，其中NAS消息体可由终端自行填写。在步骤S102中，终端可将事先约定的专用消息标识和测量信息添加到所述NAS消息体中。
本公开第二实施例，一种邻区管理方法，可应用于核心网侧，所述方法可基于窄带物联网，如图2所示，所述方法可包括以下步骤：
步骤S201：接收由终端发送的并经过所述终端所在的小区的基站转发而来的包含测量信息的NAS消息；其中，所述测量信息是所述终端在检测到满足预设条件的未知小区时，通过对所述未知小区进行测量得到的。
所述终端将包含未知小区的测量信息的NAS消息通过所述终端所在的小区的基站透传至所述核心网。
可选地，所述未知小区是不在所述终端所在的小区的邻区列表中的小区。
所述预设条件可包括：所述未知小区的RSRP大于预设阈值。
当未知小区的RSRP小于所述预设阈值时，可说明所述未知小区的信号强度较弱，不适合终端使用。
当未知小区的RSRP大于所述预设阈值可，可说明所述小区的信号强度较强，适合终端使用。
步骤S202：将所述NAS消息中的测量信息发送至网管服务器，以供所述网管服务器根据所述NAS消息判断是否将所述未知小区添加到所述终端所在的小区的邻区列表中。
可选地，所述获取所述NAS消息中的测量信息，并将所述测量信息发送至网管服务器，包括：
当检测到所述NAS消息中的预设的专用消息标识时，将所述NAS消息 中的所述测量信息发送至所述网管服务器。
可选地，所述步骤S202包括：
当核心网接收到所述NAS消息时，对所述NAS消息进行解析，当解析到所述预设的专用消息标识时，所述核心网将所述NAS消息中的测量信息发送至网管服务器。
所述预设的专用消息标识可以是所述终端和所述核心网之间约定的用于识别所述测量信息的标识。所述核心网在从NAS消息中识别到预设的专用消息标识时，可从所述NAS消息中解析出测量信息，并将测量信息发送至网管服务器。
本公开第三实施例，一种邻区管理方法，可应用于网管服务器侧，所述方法可基于窄带物联网，如图3所示，所述方法可包括以下步骤：
步骤S301：接收由核心网发送来的测量信息；其中，所述测量信息包含在由终端发送的并经过所述终端所在的小区的基站转发至所述核心网的NAS消息中；所述测量信息是所述终端在检测到满足预设条件的未知小区时，通过对所述未知小区进行测量得到的。
所述终端可将包含未知小区的测量信息的NAS消息通过所述终端所在的小区的基站透传至所述核心网；所述核心网可对所述NAS消息进行解析，并将解析得到的测量信息发送至所述网管服务器。
可选地，所述未知小区是不在所述终端所在的小区的邻区列表中的小区。
所述预设条件可包括：所述未知小区的RSRP大于预设阈值。
当未知小区的RSRP小于所述预设阈值时，可说明所述未知小区的信号强度较弱，不适合终端使用。
当未知小区的RSRP大于所述预设阈值时，可说明所述小区的信号强度较强，适合终端使用。
步骤S302：根据所述测量信息判断是否将所述未知小区添加到所述终端所在的小区的邻区列表中。
可选地，所述方法还包括：接收并存储由网管客户端发送来的邻区添加准则。
所述网管客户端，可设置为：配置ANR(Automatic Neighbor Relation，自动邻区关联)策略。运维人员可根据实际情况在网管客户端上对每个小区进行ANR策略配置。所述ANR策略可包括：小区的邻区数量阈值、邻区添加准则和邻区删除准则。
可选地，所述根据所述测量信息判断是否将所述未知小区添加到所述终端所在的小区的邻区列表中，包括：
判断所述测量信息是否满足所述邻区添加准则，当所述测量信息满足所述邻区添加准则时，将所述未知小区添加到所述终端所在的小区的邻区列表中。
可选地，当所述测量信息是否满足所述邻区添加准则时，所述网管服务器通过所述核心网向所述终端所在的小区的基站发送邻区添加成功消息，从而将所述未知小区添加到所述终端所在的小区的邻区列表中，进而更新所述终端所在的小区的邻区列表。所述终端所在的小区的基站可将更新后的邻区列表通过广播方式告知所述终端，以供所述终端根据更新后的邻区列表中的邻区信息进行小区重选操作。可选地，窄带物联网中终端只能在添加为邻区的小区中进行小区重选。
本公开第四实施例，一种邻区管理系统，所述系统可基于窄带物联网，如图4所示，所述系统可包括以下组成部分：
终端401、核心网402、网管服务器403和网管客户端404。
终端401，设置为：当检测到满足预设条件的未知小区时，对所述未知小区进行测量，得到测量信息，并将包含所述测量信息的NAS消息通过所述终端所在的小区的基站发送至核心网402。
其中，终端401当前所在的小区可为服务小区；所述未知小区可以是不在所述终端所在的小区的邻区列表中的小区。
核心网402，设置为：接收所述包含所述测量信息的NAS消息，并将所述NAS消息中的测量信息发送至网管服务器403。
网管服务器403，设置为：接收网管客户端404发送来的邻区添加准则，并根据所述邻区添加准则以及所述测量信息判断是否将所述未知小区添加到 所述终端所在的小区的邻区列表中。
网管客户端404，设置为：配置ANR策略。运维人员根据实际情况在网管客户端上对每个小区进行ANR策略配置。所述ANR策略包括：小区的邻区数量阈值、邻区添加准则和邻区删除准则。
如图5所示，为基于终端401、核心网402、网管服务器403和网管客户端404的邻区管理方法，所述方法可包括以下步骤：
步骤S501：网管客户端404将配置的、例如运维人员配置的，ANR策略发送至网管服务器403。
可选地，运维人员可根据实际情况在网管客户端403上对每个小区进行ANR策略配置。所述ANR策略可包括：小区的邻区数量阈值、邻区添加准则和邻区删除准则。
步骤S502：当终端401检测到未知小区的PCI(Physical Cell Identifier,物理小区标识)时，终端401判断所述未知小区是否满足预设条件。
其中，所述未知小区可以是不在所述终端所在的小区的邻区列表中的小区。
所述预设条件可包括：所述未知小区的RSRP大于预设阈值。
当未知小区的RSRP小于所述预设阈值时，可说明所述未知小区的信号强度较弱，不适合终端使用。当未知小区的RSRP大于所述预设阈值时，可说明所述小区的信号强度较强，适合终端使用。
可选地，所述步骤S502包括：
先判断所述未知小区的PCI是否存在于所述终端所在的服务小区的邻区列表中，当所述未知小区的PCI存在于所述终端所在的服务小区的邻区列表中时，判断所述未知小区的RSRP是否大于所述预设阈值。
步骤S503：在所述未知小区满足所述预设条件时，终端401对所述未知小区进行CGI测量，得到CGI测量结果。
本实施例中的CGI测量结果可相当于第一实施例中的测量消息。
步骤S504：终端401将包含所述CGI测量结果的NAS消息通过所述服务小区的基站发送至核心网402。
可选地，步骤S504包括：
终端401将预设的专用消息标识和所述CGI测量结果添加到NAS消息中，并将包含有所述预设的专用消息标识和所述CGI测量结果的NAS消息通过所述服务小区的基站发送至核心网402。
可选地，所述预设的专用消息标识是终端401和核心网402之间约定的用于识别所述CGI测量结果的。核心网402在从NAS消息中识别到预设的专用消息标识时，可从所述NAS消息中解析出CGI测量结果，并将CGI测量结果发送至网管服务器403。
NAS消息可包括标准的NAS消息头和NAS消息体，其中NAS消息体可由终端401自行填写。在步骤S504中，终端401可将事先约定的专用消息标识和CGI测量结果添加到所述NAS消息体中。
步骤S505：核心网402对所述NAS消息进行解析，当解析到所述预设的专用消息标识时，核心网402将所述NAS消息中的CGI测量结果发送至网管服务器403。
步骤S506：网管服务器403根据CGI测量结果以及所述ANR策略判断是否将所述未知小区添加到所述服务小区的邻区列表中。
可选地，步骤S506，包括：
网管服务器403判断所述CGI测量结果是否满足所述ANR策略中的邻区添加准则，当所述CGI测量结果满足所述ANR策略中的邻区添加准则时，将所述未知小区添加到所述服务小区的邻区列表中。
步骤S507：当网管服务器403确定添加所述未知小区到所述服务小区的邻区列表中时，网管服务器403通过核心网402向所述服务小区的基站发送邻区添加成功消息，即重新将邻区信息下发到基站侧，基站广播系统消息更新，后续广播的系统消息中就会携带新邻区信息。
步骤S508：所述服务小区的基站将更新后的邻区列表通过广播方式通知终端401，以供终端401根据更新后的邻区列表中的邻区信息进行小区重选操作。
可选地，当终端401所在的服务小区的RSRP小于预设阈值时，终端401根据更新后的邻区列表中的邻区信息进行小区重选操作，以选择出RSRP大于预设阈值的小区，从而更换终端401的服务小区。
本实施例可自动添加未知小区到服务小区的邻区列表中，终端可根据邻区列表，在适当时候进行小区重选。终端可以选择继续驻留在原服务小区，也可以选择驻留在已添加为邻区的小区。通过小区重选避免了窄带物联网终端因为缺少邻区信息而导致的脱网，从而提高了网络性能。
本公开实施例中介绍的邻区管理方法及系统，通过窄带物联网终端将获取到的未知小区的测量信息上报至网络服务器，以供所述网络服务器判断是否添加所述未知小区为邻区。本公开能够为窄带物联网终端提供邻区信息，以使窄带物联网终端进行小区重选。本公开既能满足窄带物联网系统的低功耗、海量连接、不支持测量和切换的要求，也能有效的处理邻区关系，在窄带物联网的开发、测试及网络维护中行之有效的提高网络性能。
本公开实施例还提供了一种计算机可读存储介质，存储有计算机可执行指令，所述计算机可执行指令被执行时实现上述邻区管理方法。
本领域普通技术人员可以理解，上文中所公开方法中的全部或某些步骤、系统、装置中的功能模块/单元可以被实施为软件、固件、硬件及其适当的组合。在硬件实施方式中，在以上描述中提及的功能模块/单元之间的划分不一定对应于物理组件的划分；例如，一个物理组件可以具有多个功能，或者一个功能或步骤可以由若干物理组件合作执行。某些组件或所有组件可以被实施为由处理器，如数字信号处理器或微处理器执行的软件，或者被实施为硬件，或者被实施为集成电路，如专用集成电路。这样的软件可以分布在计算机可读介质上，计算机可读介质可以包括计算机存储介质(或非暂时性介质)和通信介质(或暂时性介质)。如本领域普通技术人员公知的，术语计算机存储介质包括在用于存储信息(诸如计算机可读指令、数据结构、程序模块或其他数据)的任何方法或技术中实施的易失性和非易失性、可移除和不可移除介质。计算机存储介质包括但不限于随机存取存储器(RAM，Random Access Memory)、只读存储器(ROM，Read-Only Memory)、电可擦除只读存储器(EEPROM，Electrically Erasable Programmable Read-only Memory)、闪存或其他存储器技术、光盘只读存储器(CD-ROM，Compact Disc Read-Only Memory)、数字多功能盘(DVD)或其他光盘存储、磁盒、磁带、磁盘存 储或其他磁存储装置、或者可以用于存储期望的信息并且可以被计算机访问的任何其他的介质。此外，本领域普通技术人员公知的是，通信介质通常包含计算机可读指令、数据结构、程序模块或者诸如载波或其他传输机制之类的调制数据信号中的其他数据，并且可包括任何信息递送介质。
本领域的普通技术人员可以理解，可以对本公开的技术方案进行修改或者等同替换，而不脱离本公开技术方案的精神和范围，均应涵盖在本公开的权利要求范围当中。
工业实用性
本公开实施例提出的邻区管理方法及系统，通过窄带物联网终端将获取到的未知小区的测量信息上报至网络服务器，以供所述网络服务器判断是否添加所述未知小区为邻区。本公开实施例能够为窄带物联网终端提供邻区信息，以使窄带物联网终端进行小区重选。本公开实施例既能满足窄带物联网系统的低功耗、海量连接、不支持测量和切换的要求，也能有效的处理邻区关系，在窄带物联网的开发、测试及网络维护中行之有效的提高网络性能。

Claims (10)

  1. 一种邻区管理方法，其特征在于，应用于终端侧，所述方法基于窄带物联网，所述方法包括：
    当检测到满足预设条件的未知小区时，对所述未知小区进行测量，得到测量信息；
    将包含所述测量信息的非接入层消息依次经过所述终端所在的小区的基站和核心网发送至网管服务器，以供所述网管服务器根据所述非接入层消息中的测量信息判断是否将所述未知小区添加到所述终端所在的小区的邻区列表中。
  2. 根据权利要求1所述的邻区管理方法，其中，所述未知小区是不在所述终端所在的小区的邻区列表中的小区；
    所述预设条件包括：所述未知小区的参考信号接收功率大于预设阈值。
  3. 根据权利要求1所述的邻区管理方法，其中，所述将包含所述测量信息的非接入层消息依次经过所述终端所在的小区的基站和核心网发送至网管服务器，包括：
    将预设的专用消息标识和所述测量信息添加到所述非接入层消息中；
    将包含有所述预设的专用消息标识和所述测量信息的非接入层消息通过所述终端所在的小区的基站发送至所述核心网，以供所述核心网在检测到所述非接入层消息中的所述预设的专用消息标识时，将所述非接入层消息中的所述测量信息发送至所述网管服务器。
  4. 一种邻区管理方法，其特征在于，应用于核心网侧，所述方法基于窄带物联网，所述方法包括：
    接收由终端发送的并经过所述终端所在的小区的基站转发而来的包含测量信息的非接入层消息；其中，所述测量信息是所述终端在检测到满足预设条件的未知小区时，通过对所述未知小区进行测量得到的；
    将所述非接入层消息中的测量信息发送至网管服务器，以供所述网管服务器根据所述测量信息判断是否将所述未知小区添加到所述终端所在的小区的邻区列表中。
  5. 根据权利要求4所述的邻区管理方法，其中，所述未知小区是不在所述终端所在的小区的邻区列表中的小区；
    所述预设条件包括：所述未知小区的参考信号接收功率大于预设阈值。
  6. 根据权利要求4所述的邻区管理方法，其中，所述获取所述非接入层消息中的测量信息，并将所述测量信息发送至网管服务器，包括：
    当检测到所述非接入层消息中的预设的专用消息标识时，将所述非接入层消息中的所述测量信息发送至所述网管服务器。
  7. 一种邻区管理方法，其特征在于，应用于网管服务器侧，所述方法基于窄带物联网，所述方法包括：
    接收由核心网发送来的测量信息；其中，所述测量信息包含在由终端发送的并经过所述终端所在的小区的基站转发至所述核心网的非接入层消息中；所述测量信息是所述终端在检测到满足预设条件的未知小区时，通过对所述未知小区进行测量得到的；
    根据所述测量信息判断是否将所述未知小区添加到所述终端所在的小区的邻区列表中。
  8. 根据权利要求7所述的邻区管理方法，其中，所述未知小区是不在所述终端所在的小区的邻区列表中的小区；
    所述预设条件包括：所述未知小区的参考信号接收功率大于预设阈值。
  9. 根据权利要求7所述的邻区管理方法，所述方法还包括：
    接收并存储由网管客户端发送来的邻区添加准则；
    所述根据所述测量信息判断是否将所述未知小区添加到所述终端所在的小区的邻区列表中，包括：
    判断所述测量信息是否满足所述邻区添加准则，当所述测量信息满足所述邻区添加准则时，将所述未知小区添加到所述终端所在的小区的邻区列表中。
  10. 一种邻区管理系统，所述系统基于窄带物联网，所述系统包括：终端、核心网和网管服务器；
    所述终端设置为：当检测到满足预设条件的未知小区时，对所述未知小区进行测量，得到测量信息，并将包含所述测量信息的非接入层消息通过所述终端所在的小区的基站发送至所述核心网；
    所述核心网设置为：接收所述包含所述测量信息的非接入层消息，并将所述非接入层消息中的测量信息发送至所述网管服务器；
    所述网管服务器设置为：根据所述测量信息判断是否将所述未知小区添加到所述终端所在的小区的邻区列表中。
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