系统信息的发送和接收方法以及基站和用户设备

    公开(公告)号:WO2014101810A1

    公开(公告)日:2014-07-03

    申请号:PCT/CN2013/090630

    申请日:2013-12-27

    Inventor: 王丰 刘仁茂 丁铭

    Abstract: 本发明提供了一种由基站执行的方法,包括:产生包括所述基站的系统信息的码字序列(S320);对所述码字序列进行调制,产生物理广播信道(PBCH)序列(S330);针对所述PBCH序列中的各个PBCH,选择物理资源块(PRB)(S340);以及在选择的PRB中执行PBCH与资源单元(RE)之间的映射(S350)。其中,所述PRB具有分布式PRB频分复用格式或集中式PRB频分复用格式。本发明还提供了一种由用户设备执行的方法以及相应的基站和用户设备。采用本发明,能够提高LTE-Advanced系统中的能源利用率并改善频谱效率,减少小区间的时间/频率资源冲突。

    在SDP协议中标识、获取权限信息的方法及装置

    公开(公告)号:WO2009065339A1

    公开(公告)日:2009-05-28

    申请号:PCT/CN2008/072922

    申请日:2008-11-04

    CPC classification number: H04L65/1006 H04L63/10 H04L63/168

    Abstract: A method and device for identifying and obtaining the authority information in the SDP protocol are provided. The method for identifying the authority information includes: identifying the authority attribute of the multicast service in the attribute portion of the attribute row, and identifying the authority information of the multicast service corresponding to the authority attribute in the attribute value portion of the attribute row. The method for obtaining the authority information includes: analyzing the session description protocol SDP message to obtain an attribute row or a group of attribute rows in the SDP message; and obtaining the authority information from the attribute row or the group of attribute rows.

    一种发现流媒体业务的方法和系统

    公开(公告)号:WO2008122246A1

    公开(公告)日:2008-10-16

    申请号:PCT/CN2008/070694

    申请日:2008-04-10

    CPC classification number: H04L67/16 H04L65/1016

    Abstract: A method and a system for discovering the stream media business, which comprise that: the IP multimedia subsystem (IMS) network side creates the business choosing information and the business discovering information, and sends the business discovering information to the UE according to the information of the user equipment (UE) accessing the IMS network; the UE obtains the business choosing information created by the IMS network side according to the business discovering information. Basing the IMS technique, the business discovering unit could send the business discovering information to the UE automatically according to the information of the UE accessing the IMS network, and the UE the obtains business choosing information according to the business discovering information.

    一种实现媒体控制的方法、系统及设备

    公开(公告)号:WO2009056036A1

    公开(公告)日:2009-05-07

    申请号:PCT/CN2008/072775

    申请日:2008-10-21

    Inventor: 彭招君 严军 王丰

    CPC classification number: H04L69/24 H04L65/1016 H04L65/1069

    Abstract: A method, system and equipment for implementing media control are provided. The method includes the steps of: obtaining the relation information of the media control channel and the media delivery channel; performing media control according to the relation information and the media description information. By describing the relation information of the media control channel and the media delivery channel in SDP and combining with the media description information, the invention implements media control.

    基于IMS的IPTV系统及内容保护服务功能实体和方法

    公开(公告)号:WO2008128475A1

    公开(公告)日:2008-10-30

    申请号:PCT/CN2008/070754

    申请日:2008-04-18

    CPC classification number: H04N7/1675 H04N21/835

    Abstract: A content protect serving function entity, an IMS based IPTV system including the content protect serving function entity and a method for distributing keys or copyright objects in the IMS based IPTV system are disclosed. The content protect serving function entity includes a keys managing function unit for sending the keys to a media function entity or user equipment in the IPTV system. The content protect serving function entity may further include a copyright object distributing function unit and a content protect function unit. With the invention, it is possible to realize the management and control of the keys or the copyright objects in the IMS based IPTV system such that the safety of the media content access could be ensured.

Patent Agency Ranking