CN100574471C - 用于通信系统中的广播业务的方法和装置 - Google Patents
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Abstract
一种方法、装置和系统提供对用于在通信系统中提供广播业务的通信资源的有效使用。接收机从第一基站接收第一广播控制器标识,从第二基站接收第二广播控制器标识。耦合到该接收机的控制器确定所述第一和第二广播控制器标识是否与公共广播参数集的使用相关联。当所述第一和第二广播控制器标识与公共广播参数集的使用不相关联时,发射机发射传输新的广播参数集的请求。在接收到新广播参数集后,接收机使用该新广播参数集来接收广播业务。
Description
技术领域
本发明通常涉及通信领域,尤为具体地涉及通信系统中的广播业务传送。
背景技术
在无线通信系统中,除了减小系统容量之外,由用户进行的不必要和过度传输还可以对其他用户产生干扰。所述不必要和过度传输可以通过在通信系统中请求传输不必要数据而产生。广播应用系统要求使用特定的广播参数。在接收广播业务之前的某一时刻,移动台可以请求传输来自服务基站的此种广播参数。此种广播参数可以包括广播调制格式信息,数据率信息,加密密钥信息,编码信息,广播信道频率信息以及其他类似类型信息。因此,只要移动台处于这些基站的覆盖区域内,移动台就不需要请求重新传输所述广播参数。然而,当移动台移动到新基站的覆盖区域内时,该移动台可能不具有可靠的方式来确定新基站是使用相同还是使用不同的广播控制器。同样,每次移动台移动到新基站的覆盖区域内时,该移动台请求传输广播参数。请求和接收广播参数的传输可以中断在移动台上播放的广播业务,并且导致通信系统中的不必要和过度的传输。
因此,需要存在一种用于更新通信系统中的广播业务的移动台广播参数的方法、装置和系统。
发明内容
一种方法、装置和系统提供对用于在通信系统中提供广播业务的通信资源的有效使用。接收机从第一基站接收第一广播控制器标识,从第二基站接收第二广播控制器标识。耦合到该接收机的控制器确定所述第一和第二广播控制器标识是否与公共广播参数集的使用相关联。当所述第一和第二广播控制器标识与公共广播参数集的使用不相关联时,发射机发射传输新的广播参数集的请求。在接收到该新广播参数集后,接收机使用该新广播参数集来接收广播业务。
附图说明
通过下述结合附图的详细描述,本发明的特点、目的和优点变得更加明显,在附图中,相同的标号表示相同的部件,其中:
图1描述了根据本发明的各个方面能够提供广播业务的通信系统;
图2描述了根据本发明的各个方面用于获得和更新用于广播业务的移动台的广播参数的各个步骤的流程图;
图3描述了能够根据本发明的各个方面操作来用于广播业务的发射机;
图4描述了能够根据本发明的各个方面操作来用于广播业务的接收机;
图5描述了能够根据本发明的各个方面操作来用于广播业务的收发机系统;和
图6描述了用于广播业务的通信系统子网络和广播控制器的至少一种配置。
发明详述
总体而言,一种新的、改进的系统、方法、和装置提供对用于通信系统中的广播业务的通信资源的有效使用。根据本发明的各个方面,广播参数集与一个或多个广播控制器相关联。在通过第一基站使用第一广播控制器的同时,从第二基站获得第二广播控制器标识触发一个过程,该过程用于确定第一和第二广播控制器标识是否与公共广播参数集相关联。当根据本发明的各个方面,所述第一和第二广播控制器标识与公共广播参数集不相关联时,触发了传输新广播参数集的请求。这里描述的一个或多个典型实施例是在数字无线数据通信系统的环境中提出的。虽然在这个环境中使用是有利的,但是本发明的不同实施例可以应用于不同的环境或配置中。总之,这里描述的各种系统可以通过使用软件控制的处理器、集成电路或分立逻辑来形成。在整个以上描述中所提及的数据、指令、命令、信息、信号、位、符号,以及码片可以由电压、电流、电磁波、磁场或粒子,光场或粒子,或者上述的任意组合来表示。另外,每个方框图中的方框可以表示硬件或方法步骤。
更为具体地,本发明的各种实施例可以应用于根据码分多址(CDMA)技术操作的无线通信系统中,该CDMA技术已经在由电信工业协会(TIA)和其他标准组织公布的各种标准中公开和描述。此种标准包括TIA/EIA-95标准、TIA/EIA-2000标准、IMT-2000标准、UMTS和WCDMA标准,所有这些在此引入作为参考。一种用于数据通信的系统也在“TIA/EIA/IS-856cdma2000 High Rate Packet DataAir Interface Specification”中进行了描述,在此将其引入作为参考。可以通过访问地址为http://www.3gpp2.org的网站或向TIA,标准和技术部门,2500Wilson Boulevard,Arlington,VA 22201写信来获得所述标准的副本。可以通过与3GPP支持办公室,650 Route desLucioles-Sophia Antipolis,Valbonne-France联系来获得通常被标识为UMTS标准的标准,在此将该标准引入作为参考。
图1示出了通信系统100的总体方框图,该通信系统100能够在采用本发明的各个实施例的同时按照任一码分多址(CDMA)通信系统标准进行工作。通信系统100可以用于语音、数据或两者的通信。通常,通信系统100包括基站101,该基站101提供诸如移动台102-104之类的许多移动台之间的通信链路以及移动台102-104与公共交换电话和数据网络105的通信链路。在没有偏离本发明的主旨范围和各个优点的情况下,图1中的移动台可以被称作数据接入终端(AT),将基站称作数据接入网(AN)。基站101可以包括许多组件,诸如基站控制器和基站收发机系统。为了简单起见,此种部件没有示出。基站101可以与其它的基站通信,例如基站160。移动交换中心(未示出)可以控制通信系统100的各种运行情形,并且与在网络105和基站101、160之间的回程(backhaul)199相关联。
基站101通过从基站101发射的前向链路信号与位于其覆盖区域内的每个移动台进行通信。可以将针对(be targeted for)移动台102-104的多个前向链路信号加和来形成前向链路信号106。前向链路承载大量不同的前向链路信道。接收前向链路信号106的各个移动台102-104对前向链路信号106进行解码以提取针对其用户的信息。基站160也可以通过从基站160发射的前向链路信号与位于其覆盖区域的移动台进行通信。移动台102-104经由相应的反向链路与基站101和160通信。通过反向链路信号(诸如用于各个移动台102-104的反向链路信号107-109)维持每个反向链路。虽然反向链路信号107-109可以针对一个基站,但是可以在其它基站接收。
基站101和160可以同时与同一移动台进行通信。例如,移动台102位于基站101和160的附近,其能保持与基站101和160两者的通信。在前向链路上,基站101发射前向链路信号106,而基站160发射前向链路信号161。在反向链路上,移动台102发射将要由基站101和160两者接收的反向链路信号107。为了将数据分组发射给移动台102,可以选择基站101和160其中之一以将该数据分组发射给移动台102。在反向链路上,基站101和160两者试图对从移动台102发射的业务数据进行解码。可以根据基站和移动台之间的信道状态来维持反向和前向链路的数据速率和功率电平。
通信系统100还可以向移动台提供广播业务。广播业务可以包括通过基站101和160接收视频或音频广播。在另一个实例中,可以为移动台广播天气或交通信息。在广播系统中,同一信号可以被同时发送到大量移动台。所述广播信号可以被加密。因此,移动台需要签约此种业务。在接收该业务之前,所述移动台需要从基站获得加密信息。另外,为了接收该广播业务,所述移动台可能需要接收其他广播参数。该广播参数包括广播信道标识符、广播调制格式信息、数据率信息、加密密钥信息、编码信息、广播信道频率信息、加密和解密密钥信息、标题压缩信息、以及其他类似类型信息。广播业务可由广播控制器进行控制。广播控制器提供广播节目、广播业务的传输和控制。广播控制器还向授权移动台提供上述广播参数。广播控制器可以验证:在提供广播参数之前,所述移动台已经签约所请求的广播业务。
通信系统100可以具有一个或多个广播控制器。例如,在一个实施例中,基站101和160可以使用公共广播控制器153。公共广播参数集被提供给基站101和160,以及在基站101和160的覆盖范围内的移动台。根据本发明的各个方面,基站101和160发射广播控制器标识。当移动台漫游进入基站的覆盖区域中时,该移动台接收所述广播控制器标识。广播控制器标识可以由基站定期发射或基于请求由基站发射。在另一个实施例中,所述广播控制器标识与其他信息包括在一起,该其他信息是移动台漫游进入基站的覆盖区域中时由移动台从基站获得的。这里采用的各种协作标准提供了一种或多种用于在移动台漫游进入新覆盖区域中时交换信息的方法。
在另一个实施例中,在通信系统100中,基站101使用广播控制器151,而基站160使用不同的广播控制器152。广播控制器151、152使用的广播参数不同。因此,从基站101和160接收的广播控制器标识与公共广播参数集不相关联。同样,当移动台从基站101的覆盖区域漫游进入基站160的覆盖区域时,移动台需要接收与广播控制器152相关联的新广播参数集。
参照图2,流程图270勾勒出根据本发明的各个方面,由从第一基站的覆盖区域漫游到第二基站的覆盖区域的移动台执行的步骤,该步骤被执行来有效地接收和改变广播参数以便接收通信系统100中的广播业务。在步骤271,例如,从基站101的覆盖范围漫游到基站160的覆盖范围的移动台102的移动台已经从第一基站(例如基站101)接收第一广播控制器标识。在步骤272,移动台从第二基站(例如基站160)接收第二广播控制器标识。第一广播控制器标识与广播控制器151相关联,而第二广播控制器标识与广播控制器152相关联。在步骤273,移动台确定所述第一和第二广播控制器标识是否与公共广播参数相关联。在一个实施例中,广播控制器151和152使用同一参数。在另一个实施例中,所述第一和第二广播控制器标识与公共广播控制器153相关联,该公共广播控制器153用于基站101和160两者。同样,在步骤274,移动台继续使用相同的广播参数来接收广播业务。在步骤275,如果所述第一和第二广播控制器标识与公共广播参数不相关联,那么移动台请求传输来自第二广播控制器(例如广播控制器152)的新的公共广播参数集。参数的传输可以由第二基站来进行,比如基站160。在步骤276,移动台接收新的广播参数集,并且使用该新广播参数集来继续接收广播业务。
图3示出了用于发射反向和前向链路信号的发射机300的方框图。发射机300可用于发射基本信道、控制信道、补充信道和广播信道。用于发射的广播信道数据被输入到调制器301进行调制。该调制可以依照任何一种通常公知的调制技术来进行,比如QAM、PSK或BPSK。在调制之前,用于发射的广播信道数据可以经过一层或多层编码。调制数据率可以由数据率和功率电平选择器303选择。数据率选择是基于从目的地接收的反馈信息的或者对于广播信道是固定的。在反馈的情况下,除了其他考虑的因素之外,数据率通常基于信道状态。数据率和功率电平选择器303相应地选择调制器301中的数据率。调制器301的输出经过信号扩频操作且在块302中被放大以用于从天线304发射。数据率和功率电平选择器303还为所发射的信号的放大电平选择一个功率电平。所选择的数据率和功率电平的组合允许在接收目的地对所发射的数据进行正确地解码。在块307中还生成导频信号。在块307中将导频信号放大到合适的电平。导频信号电平应该符合在接收目的地的信道状态。导频信号可以在合并器308中与信道信号进行合并。合并后的信号在放大器309中被放大且从天线304中发射出去。天线304可以是任意数目的合并,该合并包括天线阵列和多输入多输出结构。所选择的用于广播信道数据传输的调制、数据率以及编码技术符合由广播控制器提出的广播参数。例如,如果采用发射机300的基站101正在发射广播信道且广播控制器151正在控制广播信息,那么广播控制器151的广播参数用于发射机300,以发射广播信道。因此,所选择的调制、数据率和编码技术是广播参数集中需要传送给移动台的广播参数中的三个。
图4示出了用于处理和解调所接收的CDMA信号且根据本发明的各个方面进行操作的接收机200的方框图。接收机200用于对反向和前向链路信号上的信息进行解码。接收机200可用于解码基本信道、控制信道、补充信道和广播信道上的信息。所接收(Rx)的样本存储在RAM 204中。由射频/中频(RF/IF)系统290和天线系统292产生接收样本。为了利用所述接收分集增益,RF/IF系统290和天线系统292包括一个或多个用于接收多个信号且对所接收的信号进行RF/IF处理的组件。通过不同传播路径传播的多个接收信号来源于一个公共信源。天线系统292接收RF信号,并且将该RF信号递送到RF/IF系统290。RF/IF系统290可以是任何一种传统的RF/IF接收机。对所接收的RF信号进行滤波、下变频和数字化,以形成基带频率上的RX样本。该样本被提供给复用器(mux)252。Mux 252的输出被提供给搜索器单元206以及分支元件208。控制系统210与之耦合。合并器212将解码器214耦合到分支元件208。控制系统210可以是由软件控制的微处理器,且可以位于同一集成电路或不同集成电路上。解码器214中的解码功能可以依照turbo解码器或任何其他合适的解码算法。从信源发射的信号可以利用几层码字来进行编码。同样,解码器214根据此种码字来对所接收的样本进行解码。解码器214还可以根据在广播参数中接收的编码信息来执行解码功能。
在操作期间,所接收的样本被提供给mux 252。Mux 252将该样本提供给搜索器单元206以及分支元件208。控制单元210对分支元件208进行配置,从而基于搜索器单元206的搜索结果在不同的时偏对所接收的信号进行解调和解扩。解调的结果被合并且被递送到解码器214。解调功能可以根据在广播参数中接收的调制信息来执行。解码器214对该数据进行解码且输出解码后的数据。信道的解扩是通过在单时序的假设下将所接收的样本与PN序列的复共轭和所分配的Walsh函数相乘并且对得到的样本进行数字滤波来执行的,通常利用集成的转储累积电路(未示出)。此种技术在本领域中通常是公知的。接收机200用于基站101和160的接收部分中,用于处理来自移动台的所接收的反向链路信号,以及用于任何移动台的接收机部分中,用于处理所接收的前向链路信号。
图5描述了采用接收机200和发射机300的收发机系统500的总体框图,用于保持与目的地的通信链接,包括接收广播信道。收发机500可以应用于移动台或基站中。处理器401耦合到接收机200和发射机300,用于处理所接收的数据和所发射的数据。即使接收机200和发射机300分开示出,但是接收机200和发射机300的各个方面是公共的。在一个方面,接收机200和发射机300可以共享一个公共本地振荡器和公共天线系统,用于RF/IF接收和发射。发射机300在输入端405接收用于发射的数据。发射数据处理块403准备好在发射信道上传输的数据。如果所述发射信道是广播信道,那么数据的处理是依照收发机500使用的广播参数来进行的。在处理器401的输入端404上接收经过在解码器214中解码的接收数据。在处理器401中的接收数据处理块402中对所接收的数据进行处理。如果所接收的信道是广播信道,那么根据由发射机使用来发射广播信道的广播参数来处理所接收的广播数据。处理器401的各个操作可以集成在单个或多个处理单元中。收发机500可以连接到另一个设备。收发机500可以是该设备的一个集成部分。所述设备可以是计算机或类似于计算机的操作。所述设备可以连接到数据网络,比如因特网。在基站中采用收发机500的情况中,可以经由几种连接的基站连接到一个网络,比如因特网。
对所接收的数据进行的处理通常包括校验所接收的数据分组中的差错。例如,如果所接收的数据分组具有处于不可接受级别的差错,那么接收数据处理块402向发射数据处理块403发送指令,用于提出重新传输该数据分组的请求。该请求在发射信道上发射。然而,对于广播信道而言,接收机操作不包括重新传输请求。广播业务包括从基站发送视频且在移动台播放该同一视频。可以每次在一个数据块中发射广播信道。同样,接收数据存储块480累积在每帧数据中接收的数据,从而来重构该数据块,以在移动台播放广播业务的视频。
广播控制器(比如广播控制器151、152和153中的任何一个)在通信系统中控制大量基站的广播业务。一组基站可以在通信系统中形成基站的子网络。该基站可以向移动台发射子网络标识符。该子网络标识符标识该子网络。子网络中的所有基站可以由同一广播控制器来服务。根据本发明的各个方面,从子网络中的每个基站发送的子网络标识可以指示所述基站属于一个公共子网络。同样,当移动台在子网络的基站之间漫游时,移动台使用用于广播业务的相同广播参数。根据本发明的各个方面,参照图2,在步骤273,移动台确定所述第一和第二基站是否属于具有公共广播控制器、以及公共广播控制器标识和公共广播参数的公共子网络。同样,当所述第一和第二基站属于公共子网络时,移动台使用用于广播业务的相同广播参数。当所述第一和第二基站属于不同的子网络时,在步骤275和276,移动台请求和接收新的广播参数集。
而且,在另一个典型实施例中,几个子网络可以由一个公共广播控制器进行控制。参照图6,示出了典型通信系统子网络配置600。广播控制器610控制子网络601和子网络602中的所有基站的广播业务。广播控制器620控制子网络603中的所有基站的广播业务。同样,当移动台确定所述基站属于不同子网络时,移动台和/或基站确定移动台是否需要新的广播参数集。用于确定是否需要传送新的广播参数集是经由传送几个消息来进行的。例如,基站确定前一基站的子网络和当前基站的子网络是否由同一广播控制器服务。基站可以通过保持由服务此基站的广播控制器服务的其他子网络的列表来执行这个功能。在另一个实施例,基站或者广播控制器将由公共广播控制器控制的子网络列表发送给移动台。该列表还是用于标识每个子网络的基站成员的标识符。该子网络列表和广播参数一起被发送到移动台。当移动台进入属于不同子网络的基站的覆盖区域中时,移动台检查新子网络是否包括在由当前广播控制器控制的子网络列表中。如果是这样,那么移动台继续使用当前广播参数。否则,移动台从广播控制器请求新的广播参数集。由于子网络列表可以非常大,所以广播控制器可以向移动台仅仅提供由该广播控制器控制的子网络的部分列表。随着移动台移动到在当前列表中包括的子网络的边缘,该列表被更新。在另一个实施例中,通过指示一系列连续的子网络标识号来对所述信息进行编码。因此,所述消息可以包括该一系列连续子网络(或基站)标识号的第一和最后子网络标识(或基站标识号)。在另一个实施例中,由于移动台可能进入由不同的广播控制器控制的子网络中的基站的覆盖区域,以覆盖区域为边界的基站发射用于标识需要请求新广播参数集的消息。在此种情况下,当移动台从由第一广播控制器控制的第一子网络的基站漫游到由第二广播控制器控制的第二子网络的另一基站时,移动台向所述第二基站发送传输与所述第二广播控制器相关联的广播参数的请求。
广播信道发送加密数据来防止未授权用户使用该广播业务。图5中示出的用户身份模块(UIM)包括用户特定信息,该用户特定信息包括加密密钥。被出让给本发明的受让人的、受让号为09/933,972和10/233,188,题目为“Method and Apparatus for Security in a DataProcessing System”的所提交的两个专利申请详细描述了用于加密通信的各种实施例,在此将其引入作为参考。UIM 499与特定用户相关联,且主要用来验证采用收发机的移动台被授予提供给用户的特权,比如接入移动电话网络。因此,用户与UIM 499相关联,而不是与移动台相关联。同一用户可以与多个UIM 499相关联。
广播业务在确定如何将密钥分布给订户时面临一个问题。为了在特定时间解密广播内容,移动台必须知道在特定子网络中有效的当前解密密钥。为了避免业务被盗窃,解密密钥应该经常改变,例如每分钟进行一次改变。这些解密密钥被称为短期密钥(SK)。SK被用来对广播业务进行解密,持续一个短时间段。根据存在UIM中的广播接入密钥得到SK。将由广播控制器控制的子网络列表与广播接入密钥一起存储在UIM中。移动台需要从广播控制器中获得广播参数集中的广播接入密钥。UIM接收当前子网络的标识符以及计算SK的请求。UIM检查广播接入密钥在当前子网络中是否有效。如果该广播接入密钥在当前子网络中无效,那么UIM可以发送一个指示来发起一个过程,从而来从新广播控制器中获得新密钥,以继续接收广播业务。
本领域技术人员还会明白,这里结合所公开的实施例描述的各种示例性的逻辑框、模块、电路和算法步骤均可以电子硬件、计算机软件,或二者的结合来实现。为了清楚地示出硬件和软件之间的可交换性,以上对各种示例性的组件、方框、模块、电路和步骤均以其功能性的形式进行总体上的描述。这种功能性是以硬件实现还是以软件实现依赖于特定的应用和整个系统所施加的设计约束。熟练的技术人员能够针对每个特定的应用以多种方式来实现所描述的功能性,但是这种实现的结果不应解释为引起背离本发明的范围。
利用一个通用处理器,数字信号处理器(DSP),专用集成电路(ASIC),现场可编程门阵列(FPGA)或者其他可编程的逻辑器件,分立门或者晶体管逻辑,分立硬件组件,或者它们之中的任意组合可以实现或执行结合这里公开的实施例描述的各种示例性的逻辑框图,模块和电路。一个通用处理器可能是一个微处理器,但是在另一种情况中,处理器可能是任何常规的处理器,控制器,微控制器,或者状态机。一个处理器也可能被实现为计算设备的组合,例如,DSP和微处理器的组合,多个微处理器,一个或者更多结合DSP核心的微处理器,或者任何其他此种结构。
结合这里公开的实施例描述的方法或者算法可直接体现为硬件,由处理器执行的软件模块,或者这二者的组合。一个软件模块可能存在于RAM存储器,闪存,ROM存储器,EPROM存储器,EEPROM存储器,寄存器,硬盘,移动磁盘,CD-ROM,或者本领域熟知的任何其他形式的存储媒质中。一种典型存储媒质与处理器耦合,使得处理器能够从该存储媒质中读信息,且可向该存储媒质写信息。在替换实例中,存储媒质可能与处理器集成。处理器和存储媒质可能存在于一个ASIC中。该ASIC可能存在于一个用户站中。在一个替换实例中,处理器和存储媒质可以作为用户站中的分立组件存在。
提供所述公开的实施例的上述描述可使得本领域的技术人员能够实现或者使用本发明。对于本领域的技术人员来说,这些实施例的各种修改是显而易见的,并且这里定义的总体原理也可以在不脱离本发明的范围和主旨的基础上应用于其他实施例。因此,本发明并不限于这里示出的实施例,而是与符合这里公开的原理和新颖特征的最广范围相一致。
Claims (15)
1、一种用于获取广播参数的方法,包括:
从第一基站接收第一广播控制器标识;
从第二基站接收第二广播控制器标识;
确定所述第一和第二广播控制器标识是否与公共广播参数集的使用相关联;
如果所述第一和第二广播控制器标识与所述公共广播参数集的使用不相关联,则请求传输新的广播参数集。
2、如权利要求1所述的方法,还包括:
如果所述第一和第二广播控制器标识与公共广播参数集的使用相关联,则继续使用公共广播参数集。
3、如权利要求1所述的方法,还包括:
接收所述新的广播参数集。
4、如权利要求3所述的方法,还包括:
使用所述新的广播参数集接收广播业务。
5、一种用于获取广播参数的装置,包括:
接收机,用于从第一基站接收第一广播控制器标识和从第二基站接收第二广播控制器标识;
控制器,用于确定所述第一和第二广播控制器标识是否与公共广播参数集的使用相关联;
发射机,用于:如果所述第一和第二广播控制器标识与所述公共广播参数集的使用不相关联,则请求传输新的广播参数集。
6、如权利要求5所述的装置,其中,如果所述第一和第二广播控制器标识与公共广播参数集的使用相关联,则所述接收机继续使用公共广播参数集。
7、如权利要求6所述的装置,其中所述控制器和接收机还用于使用所述新的广播参数集接收广播业务。
8、一种用于获取广播参数的方法,包括:
从第一基站接收广播业务;
漫游进入第二基站的覆盖区域;
确定所述第一和第二基站是否与公共广播控制器相关联;
如果所述第一基站和第二基站与公共广播控制器不相关联,则请求传输新的广播参数集。
9、如权利要求8所述的方法,还包括:
如果所述第一基站和第二基站与公共广播控制器相关联,则继续使用公共广播参数集。
10、如权利要求8所述的方法,还包括:
接收所述新的广播参数集。
11、如权利要求10所述的方法,还包括:
使用所述新的广播参数集接收广播业务。
12、一种用于获取广播参数的装置,包括:
接收机,用于从第一基站接收广播业务;
控制器,用于检测所述接收机漫游进入第二基站的覆盖区域;
所述控制器还用于确定所述第一和第二基站是否与公共广播控制器相关联;
发射机,用于:如果所述第一和第二基站与公共广播控制器不相关联,则请求传输新的广播参数集。
13、如权利要求12所述的装置,其中,如果所述第一和第二基站与公共广播控制器相关联,则所述接收机继续使用公共广播参数集。
14、如权利要求12所述的装置,其中所述接收机还用于接收所述新的广播参数集。
15、如权利要求14所述的装置,其中所述控制器和所述接收机还用于使用所述新的广播参数集接收广播业务。
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BR0317921A (pt) | 2005-11-29 |
JP4494219B2 (ja) | 2010-06-30 |
RU2005124509A (ru) | 2007-02-10 |
US8971790B2 (en) | 2015-03-03 |
UA89161C2 (ru) | 2010-01-11 |
HK1097155A1 (en) | 2007-06-15 |
RU2355119C2 (ru) | 2009-05-10 |
AU2003299940B2 (en) | 2009-06-04 |
MXPA05007264A (es) | 2005-11-04 |
JP2006521709A (ja) | 2006-09-21 |
AU2003299940A1 (en) | 2004-07-29 |
JP2010148136A (ja) | 2010-07-01 |
CA2511508A1 (en) | 2004-07-22 |
US20100048206A1 (en) | 2010-02-25 |
CN1902958A (zh) | 2007-01-24 |
IL169470A0 (en) | 2007-07-04 |
WO2004062304A2 (en) | 2004-07-22 |
WO2004062304A3 (en) | 2005-04-28 |
JP5080595B2 (ja) | 2012-11-21 |
TW200421755A (en) | 2004-10-16 |
US20040132402A1 (en) | 2004-07-08 |
CN101692719A (zh) | 2010-04-07 |
CN101692719B (zh) | 2013-09-11 |
EP1584205A2 (en) | 2005-10-12 |
US7599655B2 (en) | 2009-10-06 |
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