WO2013189336A2 - 一种终端连接无线局域网的方法和终端 - Google Patents

一种终端连接无线局域网的方法和终端 Download PDF

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Publication number
WO2013189336A2
WO2013189336A2 PCT/CN2013/081547 CN2013081547W WO2013189336A2 WO 2013189336 A2 WO2013189336 A2 WO 2013189336A2 CN 2013081547 W CN2013081547 W CN 2013081547W WO 2013189336 A2 WO2013189336 A2 WO 2013189336A2
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Prior art keywords
wireless lan
terminal
cellular network
site
network cell
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PCT/CN2013/081547
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English (en)
French (fr)
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WO2013189336A3 (zh
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李建勇
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中兴通讯股份有限公司
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Publication of WO2013189336A2 publication Critical patent/WO2013189336A2/zh
Publication of WO2013189336A3 publication Critical patent/WO2013189336A3/zh

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W76/00Connection management
    • H04W76/10Connection setup
    • H04W76/15Setup of multiple wireless link connections

Definitions

  • the present invention relates to the field of wireless local area network (LAN) connection, and in particular, to a method and a terminal for connecting a wireless local area network to a terminal.
  • LAN wireless local area network
  • WLANs Worldwide, the evolution and successful use of WLANs has created a need to converge wireless LANs with mobile cellular networks.
  • the main purpose of this convergence is to develop new mobile data networks that enable ubiquitous data services to be supported at high data rates in hotspots, while mitigating the pressure of data traffic from large data services to mobile cellular networks.
  • the terminal in the mobile cellular network is usually run by the user to install the application on the terminal, using the data service to generate data traffic, thereby triggering the terminal to monitor the function of turning on the wireless LAN, scanning the wireless LAN hotspot, and connecting to the scan. To the wireless LAN hotspot.
  • the hotspot scan needs to be performed again, which not only brings unnecessary battery consumption to the terminal, but also causes the user connection hotspot delay, which is not conducive to the user experience.
  • Embodiments of the present invention provide a method and a terminal for a terminal to connect to a wireless local area network, so as to solve the technical problem of reducing unnecessary hotspot scanning existing in a user from a cellular network to a WLAN network.
  • a method for a terminal to connect to a wireless local area network comprising the following steps:
  • the method further includes:
  • the terminal When the terminal is connected to the WLAN station and detects that the cellular network cell changes, but does not record the corresponding relationship between the changed cellular network cell and the WLAN station being connected, the corresponding relationship is recorded.
  • the method further includes:
  • the data transmission function fj ⁇ of the current cellular network cell is closed.
  • the method further includes:
  • a terminal connected to a wireless local area network comprising a recording module, a wireless local area network search module, and a wireless local area network connection module, wherein
  • the recording module is configured to: record a correspondence between a cellular network cell and a wireless network i or a website point of the cellular network cell;
  • the wireless local area network site searching module is configured to: find, from the recording module, a wireless local area network station that is currently connected to the cellular network cell, and send the found wireless local area network station to the wireless local area network connection module;
  • the wireless local area network connection module is configured to: enable the wireless local area network function, and connect to the found wireless local area network station.
  • the recording module is further configured to: when the terminal is connected to the wireless local area network station, and does not record the correspondence between the currently located cellular network cell and the wireless local area network station that is being connected, record the corresponding relationship; and, when the terminal Connected to the WLAN station and detected that the cell in the cellular network changed, but did not record the changed cellular network cell and the connected wireless local area The corresponding relationship of the website points is recorded.
  • the terminal further includes a cellular network cell connection module, where:
  • the cellular network cell connection module is configured to: after the terminal is connected to the wireless local area network station, the data transmission function of the cell network where the terminal is currently located is closed from the wireless local area network connection module.
  • the wireless local area network connection module is further configured to: after detecting that the network signal strength of the currently connected wireless local area network station is lower than a rated value after the terminal is connected to the wireless local area network station, or detecting that within a specified time period, If the packet domain traffic generated by the terminal does not exceed the rated value F, the wireless local area network function is turned off, and the cellular network cell connection module is notified;
  • the cellular network cell connection module is configured to: transmit the packet domain traffic generated by the terminal after receiving the notification of the wireless local area network connection module.
  • the terminal records the correspondence between the cellular network cell and its connectable wireless local area network station, and facilitates the terminal to switch from the cellular network cell to the wireless local area network station, and the connectable wireless local area network of the cellular 5 cell is clear. Switching directly to the target WLAN site does not require hotspot scanning again.
  • FIG. 1 is a flowchart of a method for a terminal to connect to a wireless local area network according to the embodiment
  • FIG. 2 is a diagram of a terminal module connected to a wireless local area network according to the embodiment. Preferred embodiment of the invention
  • FIG. 1 is a flowchart of a method for connecting a terminal to a wireless local area network according to the embodiment.
  • Step S101 the process begins; 5102. Search for a wireless local area network station that is connectable to the current cellular network cell from a correspondence between the recorded cellular network cell and the wireless network local area network of the cellular network cell; if the connectable wireless local area network station is found, perform step S103; otherwise, execute Step S104;
  • the correspondence between the cellular network cell and the wireless network local area network of the cellular network cell is recorded by the following method:
  • the terminal When the terminal is connected to the WLAN station and does not record the correspondence between the currently located cellular network cell and the WLAN station being connected, the correspondence is recorded; and when the terminal is connected to the WLAN station, and the cellular network is detected If the cell changes, but the corresponding relationship between the changed cellular network cell and the connected wireless local area network station is not recorded, the corresponding relationship is recorded;
  • the wireless local area network function is turned on, connected to the wireless local area network station, and step S105 is performed;
  • the data transmission function of the current cellular network cell may be closed, and the packet domain traffic generated by the foreground application program is separately completed by the Wi-Fi link to achieve power saving purposes;
  • the terminal can continue to determine whether the network signal strength of the currently connected wireless local area network station is lower than the rated value, and if the rated value is lower than the rated value, the wireless local area network function is turned off, by the cellular The packet domain traffic generated by the network transmission; or it may be determined whether the packet domain traffic generated by the foreground application does not exceed the rated value F within a specified time period, and if the rated value F is not exceeded, the wireless local area network function is turned off, by the cellular network The generated packet domain traffic is transmitted; to avoid turning on the wireless local area network when the wireless local area network signal quality is poor or the amount of data to be transmitted by the wireless local area network is small, thereby bringing unnecessary power consumption to the terminal.
  • Step 1 The UE enters the cell A of the cellular network, and detects that it does not record the corresponding relationship between the cell A and the Wi-Fi station of the cell A; the UE waits for the user to start the first application, and generates the cellular network packet domain traffic;
  • Step 2 the UE turns on the Wi-Fi switch, initiates a hotspot scan, and scans to the trusted access point signal; Step 3, the UE continues to determine whether the strength value of the trusted access point signal exceeds the threshold Y, and if so, step 5; Otherwise, go to step 4;
  • Step 4 turn off the Wi-Fi switch, and start the timer.
  • the timing time t arrives, go to step 3.
  • Step 5 The UE initiates a connection request to the trusted access point, and determines whether the connection is successful. If the connection is successful, step 7 is performed; otherwise, step 6 is performed;
  • Step 6 Determine whether n attempts have been made. If the number of attempts n has not been reached, continue to step 5; if the number of attempts n is reached, the Wi-Fi switch is turned off, and the process ends;
  • Step 7 the UE creates a Wi-Fi link, and switches the cellular network packet domain traffic to the Wi-Fi link; at the same time, closes the data transmission function with the cell A;
  • Step 8 The UE acquires the location information LAC (A) and CID (A) currently in the cellular network, and the currently accessed Wi-Fi access point identifier SSID1, and uses LAC (A) + CID (A) and SSID1 as one.
  • the group mapping relationship is recorded in the hotspot d and the area mapping table stored by the UE;
  • Step 9 The UE switches to the cell B in the state of being connected to the Wi-Fi; according to common knowledge in the art, in the case that the cellular network and the Wi-Fi network are simultaneously available to the UE, the UE prefers Wi-Fi network, so the UE continues to transmit data over the Wi-Fi network;
  • the UE searches for the Wi-Fi access point identifier corresponding to the location information LAC (B) and CID (B) of the cell B in the hotspot cell mapping table, and does not find the corresponding Wi-Fi access point identifier, and the LAC (B +CID (B) and SSID1 are recorded as a set of mapping relationships to the hotspot cell mapping table stored by the UE;
  • Step 10 The UE continues to determine whether the network signal strength of the currently connected Wi-Fi access point is lower than the rated value in the state of being connected to the Wi-Fi. If the value is lower than the rated value, the step 13 is performed; otherwise, the step 11 is performed;
  • Step 11 Determine, in a specified time period, that the packet domain traffic generated by the first application is If it does not exceed the rated value F, if not, go to step 13; otherwise, go to step 12;
  • Step 12 after a period of time, continue to step 10;
  • Step 13 Turn off the Wi-Fi network switch, restore the data transmission function of the UE and the cell B, and transmit, by the cell B, the packet domain traffic generated by the first application.
  • Step 14 After a period of time, the UE still located in the cell B finds the Wi-Fi access point identifier SSID1 corresponding to the location information LAC(B) and CID(B) of the cell B in the hotspot cell mapping table; Step 15 , the UE reopens the Wi-Fi switch and connects to the SSID1;
  • Step 16 the UE continues to move to the cell C, and the UE finds the Wi-Fi access point identifier SSID2 corresponding to the location information LAC (C) and CID (C) of the cell C in the hotspot cell mapping table;
  • Step 17. The UE is connected to SSID2.
  • FIG. 2 is a diagram of a terminal module connected to a wireless local area network according to the embodiment.
  • the terminal includes a recording module 201, a wireless local area network site searching module 202, and a wireless local area network connection module 203, where
  • the recording module 201 is configured to: record a correspondence between the cellular network cell and the wireless network i or the website point of the cellular network cell;
  • the recording module 201 can also be configured to: when the terminal is connected to the wireless local area network station, and does not record the correspondence between the currently located cellular network cell and the wireless local area network station being connected, the corresponding relationship is recorded; and, when the terminal is connected to the wireless The local area network station detects the change of the cellular network cell, but does not record the corresponding relationship between the changed cellular network cell and the connected wireless local area network station, and records the corresponding relationship;
  • the WLAN station search module 202 is configured to: find a wireless local area network station that is currently connected to the cellular network from the recording module 201, and send the found WLAN station to the WLAN connection module 203;
  • the wireless LAN connection module 203 is configured to: Turn on the wireless LAN function and connect to the found wireless LAN site.
  • the foregoing terminal may further include a cellular network cell connection module, the cellular network
  • the network connection module is configured to: after the terminal is connected to the wireless local area network station, the data transmission function of the cell network where the terminal is currently located is closed.
  • the wireless local area network connection module 203 in the terminal is further configured to: after detecting that the network signal strength of the wireless local area network station being connected is lower than the rated value after the terminal is connected to the wireless local area network station, or detecting During the specified time period, if the packet domain traffic generated by the terminal does not exceed the rated value F, the wireless local area network function is turned off, and the cellular network cell connection module is notified; at this time, the cellular network cell connection module is further configured to: receive the wireless local area network connection. After the notification of the module 203, the packet domain traffic generated by the transmission terminal is transmitted.
  • each module/unit in the foregoing embodiment may be implemented in the form of hardware, or may use software functions.
  • the form of the module is implemented. The invention is not limited to any specific form of combination of hardware and software.
  • the terminal records the correspondence between the cellular network cell and its connectable wireless local area network station, and facilitates the terminal to switch from the cellular network cell to the wireless local area network site, and the connectable wireless local area network of the cell is clear, directly Switch to the target WLAN site without having to perform a hotspot scan again. Therefore, the present invention has strong industrial applicability.

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

Abstract

一种终端连接无线局域网的方法和终端,该方法包括:当从记录的蜂窝网络小区与该蜂窝网络小区可连无线局域网站点的对应关系中查找当前蜂窝网络小区可连的无线局域网站点;若找到可连的无线局域网站点,开启无线局域网功能,连接至该无线局域网站点。上述技术方案避免了终端从蜂窝网络小区重复切换到无线局域网站点中存在的不必要的热点扫描操作。

Description

一种终端连接无线局域网的方法和终端
技术领域
本发明涉及无线局域网连接领域, 尤其涉及一种终端连接无线局域网的 方法和终端。
背景技术
世界范围内, 无线局域网的演化和成功民用使人们产生了将无线局域网 与移动蜂窝网络融合在一起的需求。 这种融合的主要目的是发展出新的移动 数据网络, 使得在热点地区能以高数据速率支持普遍存在的数据业务, 同时 减轻大量数据业务给移动蜂窝网络带来的数据流量的压力。
但就目前而言, 处于移动蜂窝网络的终端通常由用户运行安装在终端上 应用程序, 使用数据业务, 产生数据流量, 由此触发终端监测开启无线局域 网功能, 扫描无线局域网热点, 并连接至扫描到的无线局域网热点。 当下一 次用户在同样的地点再次需要使用无线局域网功能时, 还需再次进行热点扫 描, 不仅为终端带来不必要的电池消耗, 而且也造成了用户连接热点延迟, 不利于用户体验。 发明内容
本发明实施例提供了一种终端连接无线局域网的方法和终端, 以解决如 何减少用户从蜂窝网络重复切换至 WLAN 网络中存在的不必要的热点扫描 的技术问题。
为解决上述技术问题, 釆用如下技术方案:
一种终端连接无线局域网的方法, 该方法包括如下步骤:
从记录的蜂窝网络小区与该蜂窝网络小区可连无线局域网站点的对应关 系中查找当前蜂窝网络小区可连的无线局域网站点;
若找到可连的无线局域网站点, 开启无线局域网功能, 连接至该无线局 i或网 占点。 可选地, 该方法还包括:
当终端连接至无线局域网站点, 且没有记录当前所在的蜂窝网络小区与 正连接的无线局域网站点的对应关系, 则记录该对应关系;
当终端连接至无线局域网站点, 并检测到所在蜂窝网络小区发生变化, 但 没有记录变化后的蜂窝网络小区与正连接的无线局域网站点的对应关系, 则 己录该对应关系。
可选地, 该方法还包括:
当连接至无线局域网站点后, 关闭当前所在蜂窝网络小区的数据传输功 fj匕。
可选地, 该方法还包括:
当连接至该无线局域网站点后, 若检测到正连接的无线局域网站点的网 络信号强度低于额定值, 或检测到在指定时间段内, 终端产生的分组域流量 不超过额定值 F, 则关闭无线局域网功能, 转由蜂窝网络传输产生的分组域 流量。
一种连接无线局域网的终端, 包括记录模块、 无线局域网站点查找模块 以及无线局域网连接模块, 其中,
所述记录模块设置成: 记录蜂窝网络小区与该蜂窝网络小区可连无线局 i或网站点的对应关系;
所述无线局域网站点查找模块设置成: 从所述记录模块查找当前所在蜂 窝网络小区可连的无线局域网站点, 并将查找到的无线局域网站点发送至所 述无线局域网连接模块;
所述无线局域网连接模块设置成: 开启无线局域网功能, 连接至查找到 的无线局域网站点。
可选地, 所述记录模块还设置成: 当终端连接至无线局域网站点, 且没 有记录当前所在的蜂窝网络小区与正连接的无线局域网站点的对应关系, 则 记录该对应关系; 以及, 当终端连接至无线局域网站点, 并检测到所在蜂窝 网络小区发生变化, 但没有记录变化后的蜂窝网络小区与正连接的无线局域 网站点的对应关系, 则 己录该对应关系。
可选地, 所述终端还包括蜂窝网络小区连接模块, 其中:
所述蜂窝网络小区连接模块设置成: 从所述无线局域网连接模块获知终 端连接至无线局域网站点后, 关闭终端当前所在蜂窝网络小区的数据传输功 6匕
J 匕。
可选地, 所述无线局域网连接模块还设置成: 在终端连接至无线局域网 站点后, 若检测到正连接的无线局域网站点的网络信号强度低于额定值, 或 检测到在指定时间段内, 终端产生的分组域流量不超过额定值 F, 则关闭无 线局域网功能, 并通知所述蜂窝网络小区连接模块;
0 所述蜂窝网络小区连接模块设置成: 接收到所述无线局域网连接模块的 通知后, 传输终端产生的分组域流量。
上述技术方案, 终端通过纪录蜂窝网络小区与其可连的无线局域网站点 的对应关系, 方便终端在从蜂窝网络小区切换至无线局域网站点, 且该蜂窝5 小区的可连接无线局域网站点明确的情况下, 直接切换至目标无线局域网站 点, 不需要再次进行热点扫描。 附图概述
图 1为本实施例的终端连接无线局域网的方法流程图;
0 图 2为本实施例的连接无线局域网的终端模块图。 本发明的较佳实施方式
为使本发明的目的、 技术方案和优点更加清楚明白, 下文中将结合附图 对本发明的实施例进行详细说明。 需要说明的是, 在不冲突的情况下, 本申5 请中的实施例及实施例中的特征可以相互任意组合。
图 1为本实施例的终端连接无线局域网的方法流程图。
S101、 流程开始; 5102、 从记录的蜂窝网络小区与该蜂窝网络小区可连无线局域网站点的 对应关系中查找当前蜂窝网络小区可连的无线局域网站点; 若找到可连的无 线局域网站点, 执行步骤 S103; 否则, 执行步骤 S104;
所述蜂窝网络小区与该蜂窝网络小区可连无线局域网站点的对应关系通 过以下方法己录:
当终端连接至无线局域网站点, 且没有记录当前所在的蜂窝网络小区与 正连接的无线局域网站点的对应关系, 则记录该对应关系; 以及, 当终端连 接至无线局域网站点, 并检测到所在蜂窝网络小区发生变化, 但没有记录变 化后的蜂窝网络小区与正连接的无线局域网站点的对应关系, 则记录该对应 关系;
5103、开启无线局域网功能,连接至该无线局域网站点,执行步骤 S105;
5104、 等待用户运行安装在终端上的应用程序, 当应用程序产生数据流 量后, 触发终端监测开启无线局域网功能, 扫描无线局域网热点, 并连接至 扫描到的无线局域网热点;
S105、 流程结束。
在上述实施例中, 当终端连接至无线局域网站点后, 可关闭当前蜂窝网 络小区的数据传输功能, 由 Wi-Fi链路单独完成前台应用程序产生的分组域 流量, 以达到省电的目的;
在上述实施例中, 在终端连接至无线局域网站点后, 终端仍可继续判断 当前连接的无线局域网站点的网络信号强度是否低于额定值,如低于额定值, 则关闭无线局域网功能, 由蜂窝网络传输产生的分组域流量; 或可判断在指 定时间段内, 所述前台应用程序产生的分组域流量是否不超过额定值 F, 若 不超过额定值 F, 则关闭无线局域网功能, 由蜂窝网络传输产生的分组域流 量; 以避免在无线局域网信号质量差或需无线局域网传输的数据量少的情况 下, 开启无线局域网, 为终端带来不必要的电量消耗。
下面以 UE从蜂窝网络连接到 Wi-Fi网络为例, 对上述实施例进行进一 步详细说明。 步骤 1 , UE进入蜂窝网络的小区 A, 并检测到自身没有记录小区 A与 该小区 A可连 Wi-Fi站点的对应关系; UE等待用户启动第一应用程序, 并 产生蜂窝网络分组域流量;
步骤 2, UE打开 Wi-Fi开关, 发起热点扫描, 扫描到信任接入点信号; 步骤 3 , UE继续判断该信任接入点信号的强度值是否超过阔值 Y, 如果 超过, 执行步骤 5; 否则, 执行步骤 4;
步骤 4, 关闭 Wi-Fi开关, 并启动定时器, 在定时时间 t到达时, 执行步 骤 3;
步骤 5, UE向该信任接入点发起连接请求, 判断是否连接成功, 若连接 成功, 执行步骤 7; 否则, 执行步骤 6;
步骤 6, 判断是否进行了 n次尝试, 如果没有达到尝试的次数 n, 继续执 行步骤 5; 如果达到尝试的次数 n, 关闭 Wi-Fi开关, 流程结束;
步骤 7, UE创建 Wi-Fi链路, 将产生蜂窝网络分组域流量切换到 Wi-Fi 链路; 同时, 关闭与小区 A的数据传输功能;
步骤 8, UE获取当前在蜂窝网络的位置信息 LAC ( A )和 CID ( A ) , 以及当前接入的 Wi-Fi接入点标识 SSID1 , 将 LAC ( A ) +CID ( A )和 SSID1 作为一组映射关系记录到 UE存储的热点 d、区映射表中;
步骤 9, UE在与 Wi-Fi连接的状态下, 发生了蜂窝小区切换, 切换到小 区 B; 根据本领域的公知常识, 在蜂窝网络和 Wi-Fi网络同时对 UE可用的 情况下 , UE优选 Wi-Fi网络, 因此 UE继续通过 Wi-Fi网络传输数据;
UE在热点小区映射表查找与小区 B的位置信息 LAC ( B )和 CID ( B ) 相对应的 Wi-Fi接入点标识 , 没有查找到对应的 Wi-Fi接入点标识 , 将 LAC ( B ) +CID ( B )和 SSID1作为一组映射关系记录到 UE存储的热点小区映 射表中;
步骤 10, UE在与 Wi-Fi连接的状态下, 继续判断当前连接的 Wi-Fi接 入点的网络信号强度是否低于额定值, 若低于额定值, 执行步骤 13; 否则执 行步骤 11 ;
步骤 11 , 判断在指定时间段内, 所述第一应用程序产生的分组域流量是 否不超过额定值 F, 若不超过, 执行步骤 13; 否则, 执行步骤 12;
步骤 12, 隔一段时间后, 继续执行步骤 10;
步骤 13 , 关闭 Wi-Fi网络开关, 恢复 UE与小区 B的数据传输功能, 由 小区 B传输第一应用程序产生的分组域流量;
步骤 14, 隔一段时间后, 仍位于小区 B的 UE在热点小区映射表查找到 与小区 B的位置信息 LAC( B )和 CID( B )相对应的 Wi-Fi接入点标识 SSID1; 步骤 15, UE重新打开 Wi-Fi开关, 连接至 SSID1 ;
步骤 16, UE继续移动到小区 C, UE在热点小区映射表查找到与小区 C 的位置信息 LAC ( C )和 CID ( C )相对应的 Wi-Fi接入点标识 SSID2;
步骤 17, UE连接至 SSID2。
图 2为本实施例的连接无线局域网的终端模块图。
该终端包括记录模块 201、 无线局域网站点查找模块 202 以及无线局域 网连接模块 203 , 其中,
记录模块 201设置成: 记录蜂窝网络小区与该蜂窝网络小区可连无线局 i或网站点的对应关系;
该记录模块 201还可设置成: 当终端连接至无线局域网站点, 且没有记 录当前所在的蜂窝网络小区与正连接的无线局域网站点的对应关系, 则记录 该对应关系; 以及, 当终端连接至无线局域网站点, 并检测到所在蜂窝网络 小区发生变化, 但没有记录变化后的蜂窝网络小区与正连接的无线局域网站 点的对应关系, 则记录该对应关系;
无线局域网站点查找模块 202设置成: 从所述记录模块 201查找当前所 在蜂窝网络小区可连的无线局域网站点, 并将查找到的无线局域网站点发送 至无线局域网连接模块 203;
无线局域网连接模块 203设置成: 开启无线局域网功能, 连接至查找到 的无线局域网站点。
在其他实施例中, 上述终端还可包括蜂窝网络小区连接模块, 该蜂窝网 络小区连接模块设置成: 从所述无线局域网连接模块 203获知终端连接至无 线局域网站点后, 关闭终端当前所在蜂窝网络小区的数据传输功能。
在其他实施例中, 上述终端中的无线局域网连接模块 203还设置成: 在 终端连接至无线局域网站点后, 若检测到正连接的无线局域网站点的网络信 号强度低于额定值, 或检测到在指定时间段内, 终端产生的分组域流量不超 过额定值 F, 则关闭无线局域网功能, 并通知所述蜂窝网络小区连接模块; 此时, 蜂窝网络小区连接模块还设置成: 接收到无线局域网连接模块 203的 通知后, 传输终端产生的分组域流量。
本领域普通技术人员可以理解上述方法中的全部或部分步骤可通过程序 来指令相关硬件完成, 所述程序可以存储于计算机可读存储介质中, 如只读 存储器、 磁盘或光盘等。 可选地, 上述实施例的全部或部分步骤也可以使用 一个或多个集成电路来实现, 相应地, 上述实施例中的各模块 /单元可以釆用 硬件的形式实现, 也可以釆用软件功能模块的形式实现。 本发明不限制于任 何特定形式的硬件和软件的结合。
需要说明的是, 本发明还可有其他多种实施例, 在不背离本发明精神及 和变形, 但这些相应的改变和变形都应属于本发明所附的权利要求的保护范 围。
工业实用性
上述技术方案, 终端通过纪录蜂窝网络小区与其可连的无线局域网站点 的对应关系, 方便终端在从蜂窝网络小区切换至无线局域网站点, 且该蜂窝 小区的可连接无线局域网站点明确的情况下, 直接切换至目标无线局域网站 点, 不需要再次进行热点扫描。 因此本发明具有很强的工业实用性。

Claims

权利要求书
1、 一种终端连接无线局域网的方法, 该方法包括如下步骤:
从记录的蜂窝网络小区与该蜂窝网络小区可连无线局域网站点的对应关 系中查找当前蜂窝网络小区可连的无线局域网站点;
若找到可连的无线局域网站点, 开启无线局域网功能, 连接至该无线局 i或网 占点。
2、 如权利要求 1所述的方法, 该方法还包括:
当终端连接至无线局域网站点, 且没有记录当前所在的蜂窝网络小区与 正连接的无线局域网站点的对应关系, 则记录该对应关系;
当终端连接至无线局域网站点, 并检测到所在蜂窝网络小区发生变化, 但 没有记录变化后的蜂窝网络小区与正连接的无线局域网站点的对应关系, 则 己录该对应关系。
3、 如权利要求 2所述的方法, 该方法还包括:
当连接至无线局域网站点后, 关闭当前所在蜂窝网络小区的数据传输功 能。
4、 如权利要求 1~3中任一项所述的方法, 该方法还包括:
当连接至该无线局域网站点后, 若检测到正连接的无线局域网站点的网 络信号强度低于额定值, 或检测到在指定时间段内, 终端产生的分组域流量 不超过额定值 F, 则关闭无线局域网功能, 转由蜂窝网络传输产生的分组域 流量。
5、 一种连接无线局域网的终端, 包括记录模块、无线局域网站点查找模 块以及无线局域网连接模块, 其中,
所述记录模块设置成: 记录蜂窝网络小区与该蜂窝网络小区可连无线局 i或网站点的对应关系;
所述无线局域网站点查找模块设置成: 从所述记录模块查找当前所在蜂 窝网络小区可连的无线局域网站点, 并将查找到的无线局域网站点发送至所 述无线局域网连接模块; 所述无线局域网连接模块设置成: 开启无线局域网功能, 连接至查找到 的无线局域网站点。
6、 如权利要求 5所述的终端, 其中, 所述记录模块还设置成: 当终端连 接至无线局域网站点, 且没有记录当前所在的蜂窝网络小区与正连接的无线 局域网站点的对应关系, 则记录该对应关系; 以及, 当终端连接至无线局域 网站点, 并检测到所在蜂窝网络小区发生变化, 但没有记录变化后的蜂窝网 络小区与正连接的无线局域网站点的对应关系, 则记录该对应关系。
7、如权利要求 6所述的终端, 其中, 所述终端还包括蜂窝网络小区连接 模块, 其中:
所述蜂窝网络小区连接模块设置成: 从所述无线局域网连接模块获知终 端连接至无线局域网站点后, 关闭终端当前所在蜂窝网络小区的数据传输功 fj匕。
8、 如权利要求 5~7中任一项所述的终端, 其中,
所述无线局域网连接模块还设置成: 在终端连接至无线局域网站点后, 若检测到正连接的无线局域网站点的网络信号强度低于额定值, 或检测到在 指定时间段内, 终端产生的分组域流量不超过额定值 F, 则关闭无线局域网 功能, 并通知所述蜂窝网络小区连接模块;
所述蜂窝网络小区连接模块设置成: 接收到所述无线局域网连接模块的 通知后, 传输终端产生的分组域流量。
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