ImageVerifierCode 换一换
格式:PDF , 页数:1 ,大小:60.71KB ,
资源ID:593124      下载积分:10000 积分
快捷下载
登录下载
邮箱/手机:
温馨提示:
如需开发票,请勿充值!快捷下载时,用户名和密码都是您填写的邮箱或者手机号,方便查询和重复下载(系统自动生成)。
如填写123,账号就是123,密码也是123。
特别说明:
请自助下载,系统不会自动发送文件的哦; 如果您已付费,想二次下载,请登录后访问:我的下载记录
支付方式: 支付宝扫码支付 微信扫码支付   
注意:如需开发票,请勿充值!
验证码:   换一换

加入VIP,免费下载
 

温馨提示:由于个人手机设置不同,如果发现不能下载,请复制以下地址【http://www.mydoc123.com/d-593124.html】到电脑端继续下载(重复下载不扣费)。

已注册用户请登录:
账号:
密码:
验证码:   换一换
  忘记密码?
三方登录: 微信登录  

下载须知

1: 本站所有资源如无特殊说明,都需要本地电脑安装OFFICE2007和PDF阅读器。
2: 试题试卷类文档,如果标题没有明确说明有答案则都视为没有答案,请知晓。
3: 文件的所有权益归上传用户所有。
4. 未经权益所有人同意不得将文件中的内容挪作商业或盈利用途。
5. 本站仅提供交流平台,并不能对任何下载内容负责。
6. 下载文件中如有侵权或不适当内容,请与我们联系,我们立即纠正。
7. 本站不保证下载资源的准确性、安全性和完整性, 同时也不承担用户因使用这些下载资源对自己和他人造成任何形式的伤害或损失。

版权提示 | 免责声明

本文(CEPT T L 03-05 E-1981 Digital Sections and Line Systems at 2 048 8 448 34 368 139 264 and 564 992 KBit s《速率为2048、8448、34368、139264和564992 KBit 秒的数字段和有线系统》.pdf)为本站会员(sumcourage256)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

CEPT T L 03-05 E-1981 Digital Sections and Line Systems at 2 048 8 448 34 368 139 264 and 564 992 KBit s《速率为2048、8448、34368、139264和564992 KBit 秒的数字段和有线系统》.pdf

1、Page 1 (old reference: T/TR 03-05 E) Recommendation TIL 03-05 (Innsbruck 1981) DIGITAL, SECTIONS AND LINE SYSTEMS AT 2,048,8,448,34,368, 139,264 AND 564,992 KBIT/S Recommendation proposed by Working Group T/GT 12 transmission (TR) Text of the Recommendation adopted by the “Telecommunications” Commis

2、sion: “The European Conference of Posts and Telecommunications Administrations, considering - that digital line sections and digital line systems are used within national networks as well as for the international interconnection of national networks, - that the installation and operation of digital

3、sections and line systems from different origins require that they should be standardized, - that the relevant CCITT existing Recommendations contain various options and differences which are necessary on a worldwide basis, - that the CEPT Administrations support the harmonization of telecommunicati

4、on equipment and systems which could lead to a reduction in the development and production costs for the manufacturers supplying equipment to several countries, O recommends that the members of the CEPT adhere to the specifications for digital sections and line systems at 2,048,8,448,34,368, 139,264

5、 and 564,992 kbit/s contained in this Recommendation.” Recommendation T/L 03-05 corresponds to the following CCITT Recommendations: Recommendation G.921: “Digital sections based on the 2,048 kbit/s hierarchy.” Recommendation G.950: “General considerations on digital line systems.” Recommendation G.9

6、52: “Digital line systems based on the 2,048 kbit/s hierarchy on symmetric pair cables.” Recommendation G.954: “Digital line systems based on the 2,048 kbit/s hierarchy on coaxial pair cables.” Recommendation G.956: “Digital line systems based on the 2,048 kbit/s hierarchy on optical fibre cables.” -_ - ” % Edition of December 15, 1987 I I=/

copyright@ 2008-2019 麦多课文库(www.mydoc123.com)网站版权所有
备案/许可证编号:苏ICP备17064731号-1