WO2012013063A1 - 一种发送控制信道信令的系统及方法 - Google Patents

一种发送控制信道信令的系统及方法 Download PDF

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Publication number
WO2012013063A1
WO2012013063A1 PCT/CN2011/074169 CN2011074169W WO2012013063A1 WO 2012013063 A1 WO2012013063 A1 WO 2012013063A1 CN 2011074169 W CN2011074169 W CN 2011074169W WO 2012013063 A1 WO2012013063 A1 WO 2012013063A1
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WO
WIPO (PCT)
Prior art keywords
control channel
channel signaling
repeatedly
transmitting
synchronization packet
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PCT/CN2011/074169
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English (en)
French (fr)
Inventor
刘颖
谢忠时
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中兴通讯股份有限公司
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Publication of WO2012013063A1 publication Critical patent/WO2012013063A1/zh

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W48/00Access restriction; Network selection; Access point selection
    • H04W48/08Access restriction or access information delivery, e.g. discovery data delivery
    • H04W48/12Access restriction or access information delivery, e.g. discovery data delivery using downlink control channel
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/12Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/1607Details of the supervisory signal
    • H04L1/1664Details of the supervisory signal the supervisory signal being transmitted together with payload signals; piggybacking
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/12Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1829Arrangements specially adapted for the receiver end
    • H04L1/1848Time-out mechanisms

Definitions

  • the present invention relates to the field of mobile communication technologies, and in particular, to a system and method for transmitting control channel signaling.
  • an isochronous packet, a sub-synchronous packet, and an asynchronous packet may be sent in a control channel, and the synchronization packet is mainly used for transmitting an overhead message, the sub-synchronization packet is mainly used for sending a paging message, and the asynchronous packet is used for transmitting.
  • a message such as a TCA (Traffic Channel Assignment) and a Layer 2 response is a signaling message that is sent to the AT (terminal device) by the AN (Access Network) side during the call setup process, and belongs to a unicast message.
  • the synchronization packet is sent once per control channel period, that is, every 256slot; the sub-sync packet can be sent one or more times per control channel period according to the actual configuration, that is, each sub-sync packet is 32, 64. , 128 or 256slot is sent for the period; the asynchronous packet can be sent at other times than the synchronization packet and the sub-synchronization packet transmission time.
  • the signaling related to the terminal access in the control channel is sent only once.
  • the forward message of the base station is not easily received in the terminal access process.
  • the connection establishment process fails, and the terminal re-initiates the access request, which seriously affects the access success indicator and the user experience.
  • the present invention provides a system and method for transmitting control channel signaling, which can improve the success rate of receiving messages by a terminal, thereby improving related indicators and user experience.
  • the present invention provides a method for transmitting control channel signaling, including:
  • the base transceiver station repeatedly transmits the control channel signaling to be retransmitted in the received control channel signaling to the terminal.
  • the control channel signaling to be retransmitted is preset.
  • the base transceiver station determines whether the control channel signaling needs to be retransmitted according to the protocol field, and if the retransmission is necessary, sets the retransmission flag bit to be true. After the control channel signaling is normally sent, the retransmission flag is read, and if true, the control channel signaling is repeatedly sent one or more times within the timer duration.
  • the timing of repeatedly transmitting the control channel signaling, the number of times of repeatedly transmitting the control channel signaling, and the interval of repeatedly transmitting the control channel signaling are set.
  • setting a timing for repeatedly transmitting the control channel signaling is: repeating when transmitting the synchronization packet Sending control channel signaling, or repeatedly transmitting control channel signaling when transmitting synchronization packets and sub-synchronization packets;
  • the interval of repeatedly transmitting the control channel signaling is the interval at which the synchronization packet is transmitted, and when the control packet signaling is repeatedly transmitted when the synchronization packet and the sub-synchronization packet are transmitted,
  • the interval of the repeatedly transmitting control channel signaling is set to be a callback interval of the sub-synchronization packet.
  • the present invention also provides a system for transmitting control channel signaling, including a base station controller; the base station controller includes a receiving module and a sending module;
  • the receiving module is configured to receive control channel signaling from a base station controller
  • the sending module is configured to send, to the terminal, control channel signaling that needs to be retransmitted in the control channel signaling.
  • the system further includes a preset device configured to preset control channel signaling to be retransmitted.
  • the base station controller further includes a determining module, configured to determine whether the received control channel signaling needs to be retransmitted, and set a retransmission flag bit to be true when retransmission is required;
  • the sending module is configured to read the retransmission flag after transmitting the control channel signaling for the first time, and if it is true, repeatedly send the control channel signaling one or more times within the timer duration.
  • the base station controller further includes a setting module, configured to set a timing of repeatedly transmitting control channel signaling, a number of times of repeatedly transmitting the control channel signaling, and setting an interval for repeatedly transmitting the control channel signaling.
  • the timing of repeatedly sending the control channel signaling set by the setting module is to repeatedly send control channel signaling when transmitting the synchronization packet, or repeatedly send control channel signaling when sending the synchronization packet and the sub-synchronization packet;
  • the interval of the repeated transmission of the control channel signaling is the interval at which the synchronization packet is sent, and the transmission control is repeated when the synchronization packet and the sub-synchronization packet set by the module are set.
  • the interval of the repeatedly transmitted control channel signaling is set as the callback interval of the sub-synchronization packet.
  • automatically selecting a message for retransmission in the control channel can improve the terminal access success rate of the CDMA2000 EVDO system, and has high operability and practicability.
  • the method utilizes the existing protocol and only needs to upgrade the existing access network side system software, and can achieve the purpose without any hardware or software changes to the terminal.
  • FIG. 1 is a schematic diagram of a synchronization packet, a subsynchronization packet, and an asynchronous packet transmission timing in the prior art
  • FIG. 2 is a schematic structural diagram of a system for transmitting control channel signaling according to an embodiment of the present invention
  • FIG. 3 is a flowchart of a method for transmitting control channel signaling according to an embodiment of the present invention.
  • the following embodiment illustrates an embodiment of the invention by taking a control channel of CDMA2000 IxEV-DO as an example.
  • the control channel is used for scheduling synchronization packets, sub-synchronization packets, and asynchronous packets. Since the forward channel of the CDMA2000 IxEV-DO system is time division multiplexed, The synchronization packet is transmitted with a transmission period of 256slot, and the sub-sync packet is transmitted with a period of 32, 64, 128 or 256slot, and the asynchronous packet is transmitted at any time except for the synchronization packet and the sub-synchronization packet transmission period.
  • the TCA message is taken as an example.
  • the synchronization packet, the sub-synchronization packet, and the asynchronous packet transmission feature are used to construct the transmission timing, that is, when the synchronization packet or the sub-synchronization packet is sent. Send control channel signaling.
  • the embodiment provides a system for transmitting control channel signaling, as shown in FIG. 2, including a BTS (base station transceiver station) 201, and may further include a preset device 202;
  • BTS base station transceiver station
  • the preset device 202 can be set to preset control channel signaling to be retransmitted.
  • the BTS includes a receiving module 2011 and a sending module 2012, and may further include a determining module and a setting module;
  • the receiving module 2011 is configured to receive control channel signaling from the BSC (base station controller), and decode the received control channel signaling;
  • the judging module 2013 is configured to determine whether the current control channel signaling needs to be retransmitted, and if it is determined that retransmission is required, the retransmission flag is set to true, otherwise the retransmission flag is set to false;
  • the determining module determines whether the current control channel signaling needs to be retransmitted according to the protocol field.
  • the sending module 2012 is configured to, after sending the control channel signaling for the first time, repeatedly send the control channel signaling that needs to be retransmitted once or repeatedly to the terminal;
  • the sending module 2012 reads the retransmission flag after transmitting the control channel signaling for the first time, and if it is true, repeatedly transmits the control channel signaling one time or more within the timer duration.
  • a setting module 2014 configured to set a timing of repeatedly transmitting control channel signaling, a number of times of repeatedly transmitting the control channel signaling, and setting an interval for repeatedly transmitting the control channel signaling;
  • the timing of repeatedly transmitting the control channel signaling set by the setting module 2014 is to repeatedly send the control channel signaling when transmitting the synchronization packet, or repeatedly send the control channel signaling when transmitting the synchronization packet and the sub-synchronization packet;
  • the interval of repeatedly transmitting the control channel signaling is the interval for transmitting the synchronization packet, and the control channel is repeatedly transmitted when the transmission synchronization packet and the sub-synchronization packet set by the module are set.
  • the interval of repeatedly transmitting control channel signaling is set to be the callback interval of the sub-synchronization packet.
  • Step SI A BTS receives control channel signaling from a BSC;
  • Step S2 The BTS decodes the received control channel signaling, and determines whether the current control channel signaling needs to be retransmitted according to the protocol field. In this embodiment, it is determined whether it is a TCA message. If it is a TCA message, set a retransmission flag bit. True, otherwise set the resend flag to false;
  • control channel signaling to be retransmitted may be preset, as in the embodiment, the TCA message is set as the control channel signaling to be retransmitted.
  • Step S3 Send the current control channel signaling for the first time according to a normal process
  • Step S4 Determine whether the current control channel signaling needs to be retransmitted, that is, determine whether the retransmission flag bit is true. If necessary, proceed to step S5 to continue processing, otherwise, end.
  • step S5 if the current control channel signaling is a TCA message, the process goes to step S5, otherwise it ends.
  • Step S5 The BTS obtains the timer duration of the system and the terminal and the retransmission air interface signaling, and the duration of the timeout period in the embodiment is TCA to TCC (Traffic Channel Complete).
  • Step S6 Set the interval for retransmitting the control channel signaling within the range of the timer timeout period; after that, the TCA message is repeatedly sent according to the set interval, and the number of times of sending is not limited. In this embodiment, the retransmission is repeated three times.
  • the synchronization packet and the sub-synchronization packet may be set to repeatedly transmit the control channel signaling when transmitting the synchronization packet and/or the sub-synchronization packet.
  • the time interval for retransmission is set to be the interval at which the synchronization packet is sent, that is, the TCA message is repeatedly sent in the adjacent three synchronization packet transmission periods;
  • the sub-synchronous packet callback interval is set, and the sub-sync packet callback interval is the interval at which the TCA message is repeatedly sent.
  • the callback interval is set. It is 128slot, and then it is repeatedly transmitted three times in the current synchronization packet period, the next sub-synchronization packet period, and the second sub-synchronization packet period.
  • a program to instruct the associated hardware such as a read only memory, a magnetic disk, or an optical disk.
  • all or part of the steps of the above embodiments may also be implemented using one or more integrated circuits.
  • each module/unit in the foregoing embodiment may be implemented in the form of hardware, or may be implemented in the form of a software function module. The invention is not limited to any specific form of combination of hardware and software.
  • the present invention provides a system and method for transmitting control channel signaling, which can improve the success rate of receiving a message, thereby improving related indicators and user experience.
  • automatically selecting a message for retransmission in the control channel can improve the terminal access success rate of the CDMA2000 EVDO system, and has high operability and practicability.
  • the method utilizes the existing protocol and only needs to upgrade the existing access network side system software, and can achieve the purpose without any hardware or software changes to the terminal.

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

Abstract

本发明提供一种发送控制信道信令的系统及方法,该方法包括,基站收发台向终端重复发送接收的控制信道信令。该系统包括基站控制器;所述基站控制器包括接收模块及发送模块;所述接收模块,用于接收来自基站控制器的控制信道信令;所述发送模块,用于向终端发送所述控制信道信令中需重发的控制信道信令。采用本发明的技术方案,可以提高终端接收消息成功率,从而提高相关指标及用户感受。

Description

一种发送控制信道信令的系统及方法
技术领域
本发明涉及移动通信技术领域, 尤其涉及一种发送控制信道信令的系统 及方法。
背景技术
在基于 CDMA lxEVDO 的无线通信系统中, 控制信道中可以发送同步 包、 子同步包及异步包, 同步包主要用于发送开销消息, 子同步包主要用于 发送寻呼消息, 异步包用于发送 TCA ( Traffic Channel Assignment, 业务信道 指派) 、 层二应答等消息, 是在呼叫建立过程中 AN (接入网)侧发送到 AT (终端设备) 的信令信息, 属于单播消息。
如图 1所示,同步包每个控制信道周期发送一次,即每 256slot发送一次; 子同步包可根据实际配置在每个控制信道周期发送一次或多次, 即每个子同 步包以 32、 64、 128或 256slot为周期进行发送; 异步包可以在除同步包及子 同步包发送时间外的其它时刻发送。
在现有技术中, 控制信道中与终端接入相关信令只发送一次, 在前向覆 盖较差或外部干扰严重的无线环境中, 容易导致终端接入过程中收不到基站 的前向信令而使本次连接建立流程失败, 终端重新发起接入请求, 严重影响 接入成功指标及用户感受。
发明内容
为了解决上述问题, 本发明提供一种发送控制信道信令的系统及方法, 可以提高终端接收消息成功率, 从而提高相关指标及用户感受。
本发明提供一种发送控制信道信令的方法, 包括:
基站收发台向终端重复发送接收到的控制信道信令中需重发的控制信道 信令。
优选地, 预设需重发的控制信道信令。 优选地, 当所述基站收发台收到基站控制器发来的控制信道信令后, 根 据协议字段判断该控制信道信令是否需要重发, 若需重发则设置重发标志位 为真, 当正常发送控制信道信令后, 读取重发标志位, 若为真则在定时器时 长内重复发送一次或多次所述控制信道信令。
优选地, 当需重发控制信道信令时, 设置重复发送所述控制信道信令的 时机、 重复发送所述控制信道信令的次数以及重复发送所述控制信道信令的 间隔。
优选地, 在所述设置重复发送所述控制信道信令的时机以及重复发送所 述控制信道信令的间隔的步骤中:设置重复发送所述控制信道信令的时机为: 发送同步包时重复发送控制信道信令, 或发送同步包及子同步包时重复发送 控制信道信令;
当发送同步包时重复发送控制信道信令的情况中, 所述重复发送控制信 道信令的间隔为发送同步包的间隔, 当发送同步包及子同步包时重复发送控 制信道信令的情况中 , 所述设置的重复发送控制信道信令的间隔为子同步包 的回调间隔。
本发明还提供一种发送控制信道信令的系统 , 包括基站控制器; 所述基站控制器包括接收模块及发送模块;
所述接收模块, 设置为接收来自基站控制器的控制信道信令;
所述发送模块, 设置为向终端发送所述控制信道信令中需重发的控制信 道信令。
优选地, 所述系统还包括预设装置,设置为预设需重发的控制信道信令。 优选地, 所述基站控制器还包括判断模块, 设置为判断接收的控制信道 信令是否需要重发, 当需要重发时设置重发标志位为真;
所述发送模块设置为首次发送控制信道信令后读取所述重发标志位, 若 为真则在定时器时长内重复发送一次或多次所述控制信道信令。
优选地, 所述基站控制器还包括设置模块, 设置为设置重复发送控制信 道信令的时机、 重复发送所述控制信道信令的次数以及设置重复发送所述控 制信道信令的间隔。 优选地, 所述设置模块设置的重复发送所述控制信道信令的时机为发送 同步包时重复发送控制信道信令, 或发送同步包及子同步包时重复发送控制 信道信令;
当设置模块设置的发送同步包时重复发送控制信道信令时, 所述重复发 送控制信道信令的间隔为发送同步包的间隔, 当设置模块设置的发送同步包 及子同步包时重复发送控制信道信令时 , 所述设置的重复发送控制信道信令 的间隔为子同步包的回调间隔。
釆用本发明方法, 在控制信道中自动选择消息进行重发, 可以提高 CDMA2000 EVDO系统终端接入成功率, 具有较高的可操作性及实用性。 该 方法利用现有的协议, 只需要升级现有的接入网络侧系统软件, 无需对终端 有任何的硬件或软件上的改动, 就可以达到目的。
附图概述
图 1是现有技术中同步包、 子同步包、 异步包发送时机说明图; 图 2 是本发明实施方式所提供的发送控制信道信令的系统的结构示意 图;
图 3是本发明实施方式所提供的发送控制信道信令的方法处理流程图。
本发明的较佳实施方式
为了使本发明的目的、 技术方案及优点更加清楚明白, 以下结合附图及 实施例, 对本发明进行进一步详细说明。 应当理解, 此处所描述的具体实施 例仅仅用以解释本发明, 但不作为本发明的限定。
以下实施例以 CDMA2000 IxEV-DO的控制信道为例来说明发明实施方 案,控制信道用于调度同步包、子同步包及异步包,由于 CDMA2000 IxEV-DO 系统的前向信道是时分复用的, 同步包以 256slot为发送周期进行发送, 子同 步包以 32、 64、 128或 256slot为周期进行发送, 异步包在除同步包、 子同步 包发送时期外的任意时刻发送。 本例以 TCA消息为例, 利用同步包、 子同步 包、 异步包发送特点, 构造发送时机, 即在发送同步包和或子同步包时重复 发送控制信道信令。
本实施例提供一种发送控制信道信令的系统,如图 2所示, 包括 BTS (基 站收发台) 201 , 还可以包括一预设装置 202;
预设装置 202, 可设置为预设需重发的控制信道信令。
BTS包括接收模块 2011及发送模块 2012, 还可以包括判断模块及设置 模块;
接收模块 2011 , 设置为接收来自 BSC (基站控制器) 的控制信道信令, 以及对接收的控制信道信令进行解码;
判断模块 2013 , 设置为判断当前控制信道信令是否需要重发, 若判定需 要重发则设置重发标志位为真, 否则设置重发标志位为假;
具体地 , 判断模块是根据协议字段判断当前控制信道信令是否需要重发 的。
发送模块 2012, 设置为首次发送控制信道信令后, 向终端重复发送一次 或多次需重发的控制信道信令;
具体地, 发送模块 2012在首次发送控制信道信令后读取重发标志位, 若 为真则在定时器时长内重复发送一次或多次控制信道信令。
设置模块 2014, 设置为设置重复发送控制信道信令的时机、 重复发送所 述控制信道信令的次数以及设置重复发送所述控制信道信令的间隔;
具体地,设置模块 2014设置的重复发送控制信道信令的时机为发送同步 包时重复发送控制信道信令, 或发送同步包及子同步包时重复发送控制信道 信令;
当设置模块 2014设置的发送同步包时重复发送控制信道信令时,重复发 送控制信道信令的间隔为发送同步包的间隔, 当设置模块设置的发送同步包 及子同步包时重复发送控制信道信令时, 设置的重复发送控制信道信令的间 隔为子同步包的回调间隔。
本实施例提供一种发送控制信道信令的方法, 如图 3所示为本实施例中 实现在控制信道中自动选择消息进行重发方法的流程图, 包括以下步骤: 步骤 SI、 BTS收到来自 BSC的控制信道信令;
步骤 S2、 BTS对收到的控制信道信令进行解码, 根据协议字段, 判断当 前控制信道信令是否需要重发, 本实施例中判断是否为 TCA消息, 如果是 TCA消息, 设置重发标志位为真, 否则设置重发标志位为假;
优选地, 可预设需重发的控制信道信令, 如本实施例中设置 TCA消息为 需重发的控制信道信令。
步骤 S3、 按正常流程首次发送当前控制信道信令;
步骤 S4、 判断当前控制信道信令是否需要进行重发, 即判断重发标志位 是否为真, 如果需要则转步骤 S5继续处理, 否则结束。
在本实施例中, 如果当前控制信道信令为 TCA消息, 则转步骤 S5, 否 则结束。
步骤 S5、 BTS获取系统及终端与重发空口信令相关的定时器时长, 在本 实施例中获取的时长为 TCA到 TCC ( Traffic Channel Complete, 业务信道建 立完成)超时定时器时长;
步骤 S6、 在定时器超时时长范围内, 设置重发控制信道信令的间隔; 之 后, 按照设置的间隔重复发送 TCA消息, 发送次数不作限制。 设本实施例中 重发 3次。
优选地, 基于同步包及子同步包的重发机制, 可设置发送同步包和 /或子 同步包时重复发送控制信道信令。
若仅在发送同步包时重复发送控制信道信令, 则设置的重发的时间间隔 为发送同步包的间隔, 即在相邻的 3个同步包发送周期重复发送该 TCA消息 即可;
若同时在同步包发送周期及子同步包发送周期上重复发送 TCA消息,则 需要设置子同步包回调间隔,该子同步包回调间隔即重复发送 TCA消息的间 隔; 本实施例中, 回调间隔设置为 128slot, 之后在当前同步包周期、 下一个 子同步包周期、 第二个子同步包周期中重复发送 3次。 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。
当然, 以上只是本发明的一种具体的实施方法, 本发明并不仅局限在上 述的具体方法上, 在不背离本发明精神及其实质的情况下, 熟悉本领域的技 术人员可根据本发明做出各种相应的改变和变形, 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 本发明提供一种发送控制信道信令的系统及方法, 可以提高终端接收消 息成功率, 从而提高相关指标及用户感受。 釆用本发明方法, 在控制信道中 自动选择消息进行重发, 可以提高 CDMA2000 EVDO系统终端接入成功率, 具有较高的可操作性及实用性。 该方法利用现有的协议, 只需要升级现有的 接入网络侧系统软件, 无需对终端有任何的硬件或软件上的改动, 就可以达 到目的。

Claims

权 利 要 求 书
1、 一种发送控制信道信令的方法, 包括:
基站收发台向终端重复发送接收到的控制信道信令中需重发的控制信道 信令。
2、 如权利要求 1所述的方法, 其还包括:
预设所述需重发的控制信道信令。
3、 如权利要求 2所述的方法, 其中:
当所述基站收发台收到基站控制器发来的所述控制信道信令后 ,根据 协议字段判断该控制信道信令是否需要重发。
4、 如权利要求 3所述的方法,其中, 所述基站收发台向终端重复发送所 述需重发的控制信道信令的步骤包括: 若所述基站收发台判断需重发所述控制信道信令, 则设置重发标志位为 真, 当正常发送所述控制信道信令后, 读取所述重发标志位, 若所述重发标 志位为真, 则在定时器时长内重复发送一次或多次所述控制信道信令。
5、 如权利要求 1所述的方法,其中,当判定需重发所述控制信道信令时, 所述方法还包括:
设置重复发送所述控制信道信令的时机、 重复发送所述控制信道信令的 次数以及重复发送所述控制信道信令的间隔。
6、 如权利要求 5所述的方法, 其中:
在所述设置重复发送所述控制信道信令的时机以及重复发送所述控制信 道信令的间隔的步骤中:
设置重复发送所述控制信道信令的时机为: 发送同步包时重复发送所述 控制信道信令,或发送所述同步包及子同步包时重复发送所述控制信道信令; 其中,
在发送所述同步包时重复发送所述控制信道信令的情况中, 所述重复发 送控制信道信令的间隔为: 发送所述同步包的间隔;
在发送所述同步包及子同步包时重复发送所述控制信道信令的情况中, 所述设置的重复发送控制信道信令的间隔为: 所述子同步包的回调间隔。
7、 一种发送控制信道信令的系统, 包括基站控制器; 其中:
所述基站控制器包括接收模块及发送模块;
所述接收模块设置为: 接收来自所述基站控制器的控制信道信令; 所述发送模块设置为: 向终端发送所述控制信道信令中需重发的控制信 道信令。
8、 如权利要求 7所述的系统, 其还包括预设装置,
所述预设装置设置为: 预设所述需重发的控制信道信令。
9、 如权利要求 7或 8所述的系统, 其中: 所述基站控制器还包括判断模块, 所述判断模块设置为: 判断接收的所 述控制信道信令是否需要重发, 当判定需要重发时设置重发标志位为真。
10、 如权利要求 9所述的系统, 其中: 所述发送模块是设置为: 首次发送所述控制信道信令后读取所述重发标 志位, 若所述重发标志位为真, 则在定时器时长内重复发送一次或多次所述 控制信道信令。
11、 如权利要求 7所述的系统, 其中:
所述基站控制器还包括设置模块, 所述设置模块设置为: 设置重复发送 所述控制信道信令的时机、 重复发送所述控制信道信令的次数以及设置重复 发送所述控制信道信令的间隔。
12、 如权利要求 11所述的系统, 其中:
所述设置模块是设置为: 设置重复发送所述控制信道信令的时机为发送 同步包时重复发送所述控制信道信令, 或发送所述同步包及子同步包时重复 发送所述控制信道信令; 其中,
在所述设置模块设置发送所述同步包时重复发送所述控制信道信令的情 况中, 所述设置模块是设置为: 设置重复发送控制信道信令的间隔为发送所 述同步包的间隔;
在所述设置模块设置发送所述同步包及子同步包时重复发送所述控制信 道信令的情况中, 所述设置模块是设置为: 设置重复发送所述控制信道信令 的间隔为子同步包的回调间隔。
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