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Keyword:
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| YD/T 4381-2023 |
IPTV virtual reality (VR) panoramic Multimedia service technical requirements {译} IPTV虚拟现实（VR）全景多媒体业务服务技术要求 |
China Telecommunication Industry
Standards Multimedia |
 English PDF |
| YD/T 5185-2021 |
IP Multimedia Subsystem (IMS) Engineering Design Specification {译} IP多媒体子系统(IMS)工程设计规范 |
China Telecommunication Industry
Standards Multimedia |
English PDF |
| YD/T 5159-2021 |
Specification for acceptance of mobile Multimedia message center project {译} 移动多媒体消息中心工程验收规范 |
China Telecommunication Industry
Standards Multimedia |
English PDF |
| SJ/T 11596-2016 |
(Electronic Multimedia projector Technical requirements and methods of measurement) 电子投影机多媒体功能技术要求和测量方法 |
China Electronics
Standards Multimedia |
English PDF |
| YD/T 2977-2015 |
(Based on Representational State Transfer (REST) ??technology, service capabilities open application program interface (API) short message and Multimedia message service) 基于表述性状态转移（rest）技术的业务能力开放应用程序接口（api） 短消息和多媒体消息业务 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD 5158-2015 |
(Mobile Multimedia message center design specification) 移动多媒体消息中心工程设计规范 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD 5198-2014 |
(IP Multimedia Subsystem (IMS) core network engineering acceptance Interim Provisions) IP多媒体子系统(IMS)核心网工程验收暂行规定 |
China Telecommunication
Standards Multimedia |
English PDF |
| YDB 142.4-2013 |
The parameter and measurement of energy saving for Multimedia telecommunications terminal. Part 4: Visual surveillance equipment 多媒体终端设备节能参数和测试方法 第4部分:视频监控设备 |
China Telecommunication
Standards Multimedia |
English PDF |
| YDB 142.3-2013 |
The parameter and measurement of energy saving for Multimedia telecommunications terminal. Part 3: IPTV Set-top Boxes 多媒体终端设备节能参数和测试方法 第3部分:IPTV机顶盒 |
China Telecommunication
Standards Multimedia |
English PDF |
| YDB 142.2-2013 |
The parameter and measurement of energy saving for Multimedia telecommunications terminal. Part 2: Visual telephone 多媒体终端设备节能参数和测试方法 第2部分:可视电话 |
China Telecommunication
Standards Multimedia |
English PDF |
| YDB 142.1-2013 |
The parameter and measurement of energy saving for Multimedia telecommunications terminal. Part 1: Video conferencing terminal 多媒体终端设备节能参数和测试方法 第1部分:会议电视终端 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 2661-2013 |
Technical requirment and test method for service qualification of peer to peer Multimedia Message interworking between networks 点对点多媒体消息网间互通的质量要求和测试方法 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 2461-2013 |
Test method of services based on the unified 1MS. Multimedia conferencing service (Release 1) 基于统一ims的业务测试方法 多媒体会议业务（第一阶段） |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 2460-2013 |
Test method of services based on the Unified IMS Multimedia ring back tone(Release 1) 基于统一ims的业务测试方法 多媒体彩铃业务（第一阶段） |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 2458-2013 |
Test method of services based on the unified IMS customized Multimedia ringing (Release 1) 基于统一IMS的业务测试方法 个性化振铃音业务（第一阶段） |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 2457.1-2013 |
Test method of services based on the unified IMS Multimedia telephony service (release 1). Part 1: basic services and required supplementary services 基于统一ims的业务测试方法 多媒体电话业务（第一阶段） 第1部分：基本业务和必选补充业务 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 2453-2013 |
User requirement and evaluation criteria of Multimedia communication for perceptual video quality measurement techniques in the absence of reference 多媒体通信业务视频感官质量无参考测量技术需求和评估准则 |
China Telecommunication
Standards Multimedia |
English PDF |
| YDB 073-2012 |
NGN capability requirements to support Multimedia communication centre(MCC) service 下一代网络（NGN）支持多媒体呼叫中心业务的能力需求 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 2249-2011 |
Multimedia message service system security framework guidebook 多媒体消息服务（mms）系统安全框架指南 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 2120-2010 |
Technical requirement for the adaptive interface for mobile Multimedia content 移动通信终端的转码接口技术规范 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 2079-2010 |
Technical requirements of Multimedia domain security for 800MHz/2GHz CDMA2000 digital cellular mobile telecommunication network 800mhz/2ghz cdma2000数字蜂窝移动通信网 多媒体域（mmd）系统安全技术要求 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 5185-2010 |
Provisional Design Specifications for IP Multimedia subsystem (IMS) Engineering ip多媒体子系统(ims)核心网工程设计暂行规定 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 2010-2009 |
Technical requirements of services based on the unified IMS Multimedia conferencing service (Release 1) 基于统一ims的业务技术要求 多媒体会议业务（第一阶段） |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 2009-2009 |
Technical requirement of services based on the unified IMS customized Multimedia ringing service (Release 1) 基于统一ims的业务技术要求 个性化振铃音业务（第一阶段） |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 2008-2009 |
Technical requirement for services based on the unified IMS. Customized Multimedia alerting service (Release 1) 基于统一ims的业务技术要求 多媒体彩铃业务（第一阶段） |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1988-2009 |
Mobile Multimedia broadcast service. Service platform test methods 移动多媒体广播业务 业务平台设备测试方法 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1973.4-2009 |
800MHz/2GHz cdma2000 digital cellular mobile telecommunication network Multimedia domain equipment test method. Part 4: Multimedia resource equipments 800mhz/2ghz cdma2000数字蜂窝移动通信网 多媒体域（mmd）系统设备测试方法 第4部分：媒体资源类设备 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1973.3-2009 |
800MHz/2GHz cdma2000 digital cellular mobile telecommunication network Multimedia domain equipment test method. Part 3: Inter-working equipments 800mhz/2ghz cdma2000数字蜂窝移动通信网 多媒体域（mmd）系统设备测试方法 第3部分：互通类设备 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1973.2-2009 |
800MHz/2GHz cdma2000 digital cellular mobile telecommunication network Multimedia domain equipment test method. Part 2: User data equipments 800mhz/2ghz cdma2000数字蜂窝移动通信网 多媒体域（mmd）系统设备测试方法 第2部分：用户数据类设备 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1973.1-2009 |
800MHz/2GHz cdma2000 digital cellular mobile telecommunication network Multimedia domain equipment test method. Part 1: Call control equipments 800mhz/2ghz cdma2000数字蜂窝移动通信网 多媒体域（mmd）系统设备测试方法 第1部分：会话控制类设备 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1972.4-2009 |
Technical requirements for 800MHz/2GHz cdma2000 digital cellular mobile telecommunication network Multimedia domain equipment. Part 4: Multimedia resource equipments 800mhz/2ghz cdma2000数字蜂窝移动通信网 多媒体域（mmd）系统设备技术要求 第4部分：媒体资源类设备 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1972.3-2009 |
Technical requirements for 800MHz/2GHz cdma2000 digital cellular mobile telecommunication network Multimedia domain equipment. Part 3: Inter-working equipments 800mhz/2ghz cdma2000数字蜂窝移动通信网 多媒体域（mmd）系统设备技术要求 第3部分：互通类设备 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1972.2-2009 |
Technical requirements for 800MHz/2GHz cdma2000 digital cellular mobile telecommunication network Multimedia domain equipment. Part 2: User data equipments 800mhz/2ghz cdma2000数字蜂窝移动通信网 多媒体域（mmd）系统设备技术要求 第2部分：用户数据类设备 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1972.1-2009 |
Technical requirements for 800MHz/2GHz cdma2000 digital cellular mobile telecommunication network Multimedia domain equipment. Part 1: Call control equipments 800mhz/2ghz cdma2000数字蜂窝移动通信网 多媒体域（mmd）系统设备技术要求 第1部分：会话控制类设备 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1888-2009 |
Mobile Multimedia Broadcast Service. Test Methods of Mobile Terminal and Smart Card 移动多媒体广播业务 终端/卡设备测试方法 |
China Telecommunication
Standards Multimedia |
English PDF |
| GY/T 220.9-2008 |
Mobile Multimedia mroadcasting. Part 9: frame structure, channel coding and modulation for satellite distribution channel 移动多媒体广播 第9部分:卫星分发信道帧格式、信道编码和调制 |
China Radio, Film & TV Industry
Standards Multimedia |
English PDF |
| GY/T 235-2008 |
Technical requirements and measurement methods for passive devices used in indoor coverage systems of mobile Multimedia broadcasting 移动多媒体广播室内覆盖系统无源器件技术要求和测量方法 |
China Radio, Film & TV Industry
Standards Multimedia |
English PDF |
| GY/Z 234-2008 |
Implementation guide for mobile Multimedia broadcasting multiplexing 移动多媒体广播复用实施指南 |
China Radio, Film & TV Industry
Standards Multimedia |
English PDF |
| GY/T 220.8-2008 |
Mobile Multimedia Broadcasting. Part 8: Technical requirements and measurement methods of the multiplexer 移动多媒体广播 第8部分:复用器技术要求和测量方法 |
China Radio, Film & TV Industry
Standards Multimedia |
English PDF |
| YD/T 1801-2008 |
Security Technical Requirements of IP Multimedia Subsystem for 2GHz TD-SCDMA/WCDMA Digital Cellular Mobile Communication Network(Phase Ⅱ) 2ghz td-scdma/wcdma数字蜂窝移动通信网ip多媒体子系统安全技术要求(第二阶段) |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1415-2008 |
Security Technical Specification of IP Multimedia Subsystem for 2GHz TD-SCDMA/WCDMA Digital Cellular Mobile Communication Network 2ghz td-scdma/wcdma数字蜂窝移动通信网ip多媒体子系统安全技术要求(第一阶段) |
China Telecommunication
Standards Multimedia |
English PDF |
| GY/Z 233-2008 |
Implementation guidelines for indoor coverage system of mobile Multimedia broadcasting 移动多媒体广播室内覆盖系统实施指南 |
China Radio, Film & TV Industry
Standards Multimedia |
English PDF |
| GY/T 220.7-2008 |
Mobile Multimedia broadcasting. Part 7: Technical specifications for receiving and decoding terminal 移动多媒体广播 第7部分:接收解码终端技术要求 |
China Radio, Film & TV Industry
Standards Multimedia |
English PDF |
| GY/T 220.6-2008 |
Mobile Multimedia broadcasting. Part 6: Conditional Access 移动多媒体广播 第6部分:条件接收 |
China Radio, Film & TV Industry
Standards Multimedia |
English PDF |
| YD/T 1791-2008 |
Mobile Multimedia Broadcast Service Technical Requirements for Interactive Application 移动多媒体广播业务 交互应用技术要求 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1790-2008 |
Mobile Multimedia Broadcast Service Technical Requirements for Application Layer Interface 移动多媒体广播业务 应用层接口技术要求 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1789-2008 |
Mobile Multimedia Broadcast Service Technical Requirements for Equipment of Terminal and Card 移动多媒体广播业务 终端/卡设备技术要求 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1788-2008 |
Mobile Multimedia Broadcast Service Technical Requirements for Equipment of Service Platform 移动多媒体广播业务 业务平台设备技术要求 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1787-2008 |
Mobile Multimedia Broadcast Service Technical Requirements for Service Guide 移动多媒体广播业务 业务指南技术要求 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1786-2008 |
Mobile Multimedia Broadcast Service Technical Requirements for Service Protection 移动多媒体广播业务 业务保护技术要求 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1785-2008 |
Mobile Multimedia Broadcast Service General Technical Requirements 移动多媒体广播业务 总体技术要求 |
China Telecommunication
Standards Multimedia |
English PDF |
| GY/T 220.5-2008 |
Mobile Multimedia broadcasting. Part 5: Data broadcasting 移动多媒体广播第5部分：数据广播 |
China Radio, Film & TV Industry
Standards Multimedia |
English PDF |
| YD/T 1387.4-2008 |
Testing Methods for Media Gateway. Providing Multimedia Services 媒体网关设备测试方法-支持多媒体业务部分 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1243.4-2008 |
Technical Requirements for Media Gateway. Providing Multimedia Services 媒体网关设备技术要求-支持多媒体业务部分 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1718-2007 |
Testing Methods for Service and Protocol in Peer to Peer Multimedia Messaging Service Interworking 点对点网间多媒体消息业务和协议的测试方法 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1717-2007 |
Testing Methods for Interworking Gateway in Peer Multimedia Messaging Service Interworking 点对点多媒体消息业务网间互通设备测试方法 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1716-2007 |
Technical Requirements for Interworking Gateway in Peer to Peer Multimedia Messaging Service 点对点多媒体消息业务网间互通设备技术要求 |
China Telecommunication
Standards Multimedia |
English PDF |
| GY/T 220.4-2007 |
Mobile Multimedia broadcasting. Part 4: Emergency broadcasting 移动多媒体广播第4部分:紧急广播 |
China Radio, Film & TV Industry
Standards Multimedia |
English PDF |
| YD/T 5159-2007 |
Provisional Acceptance Specification for Mobile Multimedia Messaging Service Center 移动多媒体消息中心工程验收暂行规定 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1533.3-2007 |
Technical Requirements for the Multimedia Message Service based on Fixed Network. Part 3: Multimedia Message Service Terminal 固定网多媒体消息业务技术要求 第3部分:多媒体消息终端 |
China Telecommunication
Standards Multimedia |
English PDF |
| GY/T 220.3-2007 |
Mobile Multimedia broadcasting. Part 3: Electronic service guide 移动多媒体广播 第3部分:电子业务指南 |
China Radio, Film & TV Industry
Standards Multimedia |
English PDF |
| YD/T 1657.4-2007 |
Technical Specification for the Proxy Supporting Network Address Translation/Firewall Traverse of Multimedia Services. Part 4: H.248 Proxy 支持多媒体业务网络地址翻译/防火墙(nat/fw)穿越的代理设备技术要求 第4部分:h.248代理 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1657.3-2007 |
Technical Specification for the Proxy Supporting Network Address Translation/Firewall Traverse of Multimedia Services. Part 3: MGCP Proxy 支持多媒体业务网络地址翻译/防火墙(nat/fw)穿越的代理设备技术要求 第3部分:mgcp代理 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1657.2-2007 |
Technical Specification for the Proxy Supporting Network Address Translation/Firewall Traverse of Multimedia Services. Part 2: SIP Proxy 支持多媒体业务网络地址翻译/防火墙(nat/fw)穿越的代理设备技术要求 第2部分:sip代理 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1657.1-2007 |
Technical Specification for the Proxy Supporting Network Address Translation/Firewall Traverse of Multimedia Services. Part 1: H.323 Proxy 支持多媒体业务网络地址翻译/防火墙(nat/fw)穿越的代理设备技术要求 第1部分:h.323代理 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1601-2007 |
Testing Methods for 2GHz cdma2000 Digital Cellular Mobile Communication Network Multimedia E-mail Service Terminal 2ghz cdma2000数字蜂窝移动通信网多媒体邮件业务终端测试方法 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1600-2007 |
Technical Requirements for 2GHz cdma2000 Digital Cellular Mobile Communication Network Mobile Multimedia Email Service Terminal 2ghz cdma2000数字蜂窝移动通信网多媒体邮件业务终端技术要求 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1599-2007 |
Testing Methods for 2GHz cdma2000 Digital Cellular Mobile Communication Network Multimedia Email Service System 2ghz cdma2000数字蜂窝移动通信网多媒体邮件业务系统测试方法 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1598-2007 |
Technical Requirements for 2GHz cdma2000 Digital Cellular Mobile Communication Network Mobile Multimedia E-mail Service System 2ghz cdma2000数字蜂窝移动通信网多媒体邮件业务系统技术要求 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1605-2007 |
Protocol Requirements of Peer to Peer Multimedia Messaging Service Interworking between Networks 点对点多媒体消息业务网间互通协议要求 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1604-2007 |
Technical Requirements of Peer to Peer Multimedia Messageing Service Interworking between Networks 点对点多媒体消息业务网间互通技术要求 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 16574-2007 |
Technical requirement for proxy equipment supporting Multimedia service network address translation/fire wall crossing (NAT/FW) Part 4: H. 248 proxy 支持多媒体业务网络地址翻译／防火墙(NAT／FW)穿越的代理设备技术要求 第4部分:H.248代理 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 16573-2007 |
Technical requirement for proxy equipment supporting Multimedia service network address translation/fire wall crossing (NAT/FW) Part 3: MGCP proxy 支持多媒体业务网络地址翻译／防火墙(NAT／FW)穿越的代理设备技术要求 第3部分:MGCP代理 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 16572-2007 |
Technical requirement for proxy equipment supporting Multimedia service network address translation/fire wall crossing (NAT/FW) Part 2: SIP proxy 支持多媒体业务网络地址翻译／防火墙(NAT／FW)穿越的代理设备技术要求 第2部分:SIP代理 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1533.2-2006 |
Technical Requirements of Multimedia Message Service Based on Fixed Network. Part 2: Multimedia Message Service Interface 固定网多媒体消息业务技术要求 第2部分:多媒体消息业务接口 |
China Telecommunication
Standards Multimedia |
English PDF |
| GY/T 220.2-2006 |
Mobile Multimedia Broadcasting - Part 2: Multiplexing 移动多媒体广播 第2部分:复用 |
China Radio, Film & TV Industry
Standards Multimedia |
English PDF |
| GY/T 220.1-2006 |
Mobile Multimedia Broadcasting. Part 1: Framing Structure, Channel Coding and Modulation for Broadcasting Channel 移动多媒体广播 第1部分:广播信道帧结构、信道编码和调制 |
China Radio, Film & TV Industry
Standards Multimedia |
English PDF |
| YD/T 1502-2006 |
Digital Cellular Mobile Telecommunication Network Testing Specification for Multimedia Message Service Terminal Equipment 数字蜂窝移动通令网多媒体消息业务（mms）终端设备测试方法 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1501-2006 |
Digital Cellular Mobile Telecommunication Network Specification for Multimedia Message Service Terminal Equipment 数字蜂窝移动通信网多媒体消息业务（mms）终端设备技术要求 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1500-2006 |
Testing Methods of Multimedia Messaging Service Center in Digital Cellular Mobile Telecommunication Network 数字蜂窝移动通信网络多媒体消息业务（mms）中心设备测试方法 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1499-2006 |
Technical Requirements of Multimedia Messaging Service Center in Digital Cellular Mobile Telecommunication Network 数字蜂窝移动通信网多媒体消息业务（mms）中心设备技术要求 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1388.6-2005 |
Technical requirements of the soft switch based services. Part 6: Video Multimedia services 基于软交换的业务技术要求 第6部分:视频多媒体业务 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1227-2002 |
The technical specification of Multimedia IC card public telephone system 多媒体ic卡公用电话系统技术规范 |
China Telecommunication
Standards Multimedia |
English PDF |
| SJ 20820.5-2002 |
Information Technology Small Computer System Interface(SCSI-3) Primary command layer Part 5: Multimedia commands 信息技术 小计算机系统接口（SCSI)-3基本命令层 第5部分：多媒体命令 |
China Electronics
Standards Multimedia |
English PDF |
| YD/T 1151-2001 |
New Service Technical Specification. Multimedia Retrieval System 新业务技术要求——多媒体信息检索 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1131-2001 |
Call Signalling Protocols and Media Stream Packetization for Packet Based Multimedia Communications Systems 基于包的多媒体通信系统上的呼叫信令协议及媒体流打包技术 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1102-2001 |
ATM based Multimedia Broadband Network Specification. Network Performance 基于atm的多媒体宽带骨干网技术要求-网络性能部分 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 1083-2000 |
Signalling Specification of Multimedia Broadband Network Based-on ATM 基于atm的多媒体宽带网信令规范 |
China Telecommunication
Standards Multimedia |
English PDF |
| YDN 106.1-1999 |
Technical requirement for ATM-based Multimedia broadband backbone network - addressing and signaling part 基于atm的多媒体宽带骨干网技术要求--寻址和信令要求部分 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 995-1998 |
Data protocols for Multimedia conferencing 多媒体会议业务的数据协议 |
China Telecommunication
Standards Multimedia |
English PDF |
| YD/T 971-1998 |
Network specific data protocol stacks for Multimedia conferencing 多媒体会议的特定网络的数据协议栈 |
China Telecommunication
Standards Multimedia |
English PDF |
| SJ/T 11193-1998 |
Multimedia performance requirement for microcomputer 微型数字电子计算机多媒体性能规范 |
China Electronics
Standards Multimedia |
English PDF |
| YD/T 948-1998 |
Generic application temple for Multimedia conferencing service 多媒体会议业务的通用应用模板 |
China Telecommunication
Standards Multimedia |
English PDF |
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