CN1914947A - 用于各种数字用户环路宽带网络的连接体系结构 - Google Patents
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Abstract
允许在宽带网络上执行非侵入测试或检查的传统内部高阻抗探头(8)不是如传统方式那样设置在测试头(4)中,而是设置在主配线架(9)本身中,靠近主单元(1),或者实际上集成在同一个箱中,这允许把主单元(1)与测试头(4)连接的电缆(7)相当长,甚至超过100米,而没有引起执行所述测试时DSLAM信号与用户的调制解调器之间的失同步。
Description
本发明涉及用于xDSL(各种数字用户环路)宽带网络的连接体系结构,用于所述网络的非侵入测试,这减少可能导致信号的暂时丢失的因测试头与电话对之间过长的电缆而产生的桥接抽头。
因此,本发明的基本目的是使得能够使用足够长的电缆长度以满足各种特定情况以及已经规划信号的放大的具体要求。
本发明归入电信领域,更具体来说,属于xDSL网络的连接系统。
为了经由ADSL线路提供高速数据业务,例如,来自交换信号的语音信号必须加入由数字用户线接入复用器(DSLAM)、即提供对高速线路的接入的设备所提供的高速xDSL信号。
这经由一般与DSLAM共同安装在同一个电子组件箱内的滤波器或分路器来组合或分离。
前述配置遇到的问题之一是以用户环路和DSLAM的状态都可被测试的方式来提供使组合信号能够被提取到测试头的金属接入点的能力。
获得这些金属接入点的一种解决方案包括使用与中间配线架分离的“机架”上提供的附加设备,来自DSLAM的组合语音加xDSL信号在到达中间配线架之前被传送到该“机架”,该解决方案具有需要拆卸电线和重新布线的基本问题,对成本产生影响。
另一个解决方案包括添加条带,它允许获得到中间配线架条带的金属接点。在这种情况中,需要对组合语音加数据信号桥路重新布线,以及应当在中间配线架条带与新条带之间建立另一个桥路,它允许获得金属接点。另外一个问题是由新条带引起的中间配线架上的空间的双倍占用。
特别要提到的是申请号为200202264的西班牙发明专利,用以提供各线路的金属接入点而无需布线或重新布线,以及其中连接体系结构具有水平条带,语音信号从交换机传送到其中,以及结合桥路的使用,所述信号从其中到达中间配线架,通过新电缆由此继续进入滤波器和DSLAM、即分配用于提供高速xDSL数字信号的数字用户线接入复用器所构成的单元,把组合语音+数据信号返回给所述中间配线架,以及从那里送往垂直配线架。
更具体来说,中间配线架具有带中断和测试接点的连接元件,以及金属接入块位于中间配线架的相同连接元件上或者垂直架上,允许获得金属接入信号,它实质上被传送给测试头,而无需布线或者对桥路或者网络中的任何电缆进行布线。
但是,这个解决方案由于要测试或监测的对与测试头之间的布线长度而具有实际限制,因为在这个长度很大、例如超过100米时,产生宽带信号的失真,它可能由频带的一部分(桥接抽头)上的信号损耗引起,使得信号没有被采用相应通信协议进行工作的调制解调器适当地识别,这会请求来自网络的正确信号以及在若干失败尝试之后中断用户与网络之间的通信。
本发明提出的连接体系结构以完全令人满意的方式解决以上问题,它减少对与测试头之间过长的布线所引起的桥接抽头,因而允许使用更大的电缆长度而不影响业务。
为此,以及更具体来说,本发明在于靠近对、即极接近测试接入矩阵(TAM)系统处来安装高阻抗探头,从而避免在执行非侵入测试或检查时DSLAM信号与用户的调制解调器之间的失同步问题。
高阻抗探头可安装在组成FTAM系统的元件的任一个中,即,它可安装在主单元、控制箱、TAM板、FTAM架或者其它任何FTAM元件中。
优选但不是必要的,非侵入高阻抗探头所发送的信号可经过放大,这允许更长的测试长度用于测试头。根据这种特性,高阻抗探头优选地是有源的。
宽带放大器可安装在组成FTAM系统的元件的任一个中,包括主单元、控制箱、TAM板、FTAM车架或者其它任一个。
宽带放大器可通过连接器连接到组成FTAM系统的元件的任一个中,包括主单元、控制箱、TAM板、FTAM架或者其它任一个。
这意味着,当对于接入矩阵系统存在任何类型的改进或修改时,放大器可在任何时候由结合了所要求特性的另一个来替代。因此,这种布局对于新测试头、新业务和/或新频率范围允许新放大器的即插即用连接。
根据本发明的一个实施例,这经由设置在主配线架或有源机柜中的框架来进行,本发明因而允许更长的测试布线和/或在与框架相距更远处安装测试头。
在本发明中,在安装于主配线架或有源机柜中的基于框架的测试接入矩阵系统(FTAM)中安装的xDSL宽带网络的连接体系结构允许更长的测试总线长度,以便对每个系统的更大数量的对进行分组和/或在与框架相距更远处安装测试头。
为了补充所提供的描述以及帮助提供对本发明的特性的更好理解,根据本发明的实施例的一个优选实际实例以及作为所述描述的组成部分,提供一组附图,它们以说明性而不是限制性的方式说明以下内容:
图1说明用于xDSL网络的已知连接体系结构,具有测试头的金属接点。
图2说明与前一个图相似的体系结构,其中,测试头已经移动到极接近主单元。
图3说明本发明的一个实施例,其中,测试头的位置以传统形式保持不变,但是高阻抗探头被移动到测试接入矩阵系统(FTAM)之内。
图4说明本发明的第二实施例,其中,测试头的位置也没有相对传统布局移动,但是高阻抗探头已经移动到极接近测试接入矩阵系统(FTAM)。
与传统技术对应的图1以图解方式表示主单元(1)和控制箱(1’)以及它对测试头(4)的相应金属接入点(2)和连接块(3),而相应监控器(5)经由电缆(6)采用其相应的通信协议连接到测试头(4),而把连接块(3)与测试头(4)连接的电缆(7)具有相当大的长度,它实际上可能经常超过100米。
图2说明用于xDSL宽带网络的一个新连接体系结构,其中,使通常设置在测试头(4)中的高阻抗探头(8)在物理上更接近金属接入块,更具体来说,是通过在主配线架(9)中结合所述测试头(4),从而电缆(7)的长度为最小,因而消除了信号损耗的上述影响。但是,这个解决方案不是完全令人满意的,因为在这种情况中,电缆(6)的长度增加。
图3表示本发明的一个实施例,其中,高阻抗探头(8)移动到主配线架(9),它集成在主单元(1)中,使得后者对信号的影响允许连接到测试头(4)的电缆(7)的长度被保持,具有先前所述的高值而没有信号损耗。这样,测试头(4)与监控器计算机(5)之间的距离显著减小,因而避免图2中的先前技术遇到的缺陷。
本发明的领域中包含的是在组成测试接入矩阵系统(FTAM)的元件的任一个中的高阻抗探头的安装,包括主单元、控制箱、TAM板、FTAM架或者其它任何元件。
因此,所述高阻抗探头(8)可集成在主单元(1)中,如图3所示,或者可在所述主单元(1)外部,但像后者一样被包含在主配线架(9)中,如图4所示。
Claims (9)
1.用于xDSL宽带网络的连接体系结构,它在主配线架中是主单元(1)、控制箱(1’)以及具有用于与宽带网络的对中的非侵入测试头连接的金属接入点的一系列框架(2),以及在这个测试头中是高阻抗探头,特征在于,所述高阻抗探头(8)位于靠近电话对处,以便减少对与测试头(4)之间过长的布线引起的桥接抽头,以及更具体来说是减少在执行非侵入测试或检查时DSLAM信号与用户的调制解调器之间的失同步问题。
2.如权利要求1所述的用于xDSL宽带网络的连接体系结构,其特征在于,宽带放大器优选地包含在所述网络中,以便放大由所述高阻抗探头发送的信号,并因而获得更长的测试总线长度(7)。
3.如权利要求1或2所述的用于xDSL宽带网络的连接体系结构,用于基于框架的测试接入矩阵系统(FTAM)中,在主配线架或有源机柜中实现,其中所述体系结构允许更长的测试总线(7),以便对每个系统的更大数量的对进行分组和/或在与框架相距更远处安装所述测试头。
4.如以上权利要求中的至少一项所述的用于xDSL宽带网络的连接体系结构,其特征在于,所述高阻抗探头(8)与所述测试头(4)共同设置在所述主配线架(9)中。
5.如以上权利要求中的至少一项所述的用于xDSL宽带网络的连接体系结构,其特征在于,所述高阻抗探头(8)集成在所述主单元(1)中,并且在所述测试头(4)外部,所述测试头(4)可与所述主配线架(9)相距相当远。
6.如以上权利要求中的至少一项所述的用于xDSL宽带网络的连接体系结构,其特征在于,所述内部高阻抗探头(8)被容纳在所述主配线架(9)内部,直接连接到所述主单元(1)并且在物理上独立于所述测试头(4),所述测试头(4)可与所述主配线架(9)相距相当远。
7.如以上权利要求中的至少一项所述的用于xDSL宽带网络的连接体系结构,其特征在于,所述高阻抗探头(8)安装在组成测试接入矩阵系统(FTAM)的元件中的任一个中,包括主单元、控制板、TAM板、FTAM架或者其它任何元件。
8.如以上权利要求中的至少一项所述的用于xDSL宽带网络的连接体系结构,其特征在于,所述宽带放大器安装在组成所述测试接入矩阵系统(FTAM)的元件中的任一个中,包括主单元、控制板、TAM板、FTAM系统架或者其它任何元件。
9.如以上权利要求中的至少一项所述的用于xDSL宽带网络的连接体系结构,其特征在于,所述宽带放大器可通过连接器连接在组成所述测试接入矩阵系统(FTAM)的元件中的任一个中,包括主单元、控制板、TAM板、FTAM架或者其它任何元件。
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US6574309B1 (en) * | 2000-03-01 | 2003-06-03 | Turnstone Systems, Inc. | Remotely actuated splittler bypass system and method |
US6496566B1 (en) * | 2000-09-29 | 2002-12-17 | Lucent Technologies Inc. | Metallic testing of a subscriber loop that provides both voice and digital subscriber line services |
US6831930B1 (en) * | 2000-11-06 | 2004-12-14 | Adc Telecommunications, Inc. | Access panel for network end linesharing ADSL/POTS splitter applications |
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2005
- 2005-01-25 ES ES05702026T patent/ES2308433T3/es active Active
- 2005-01-25 CN CNA2005800038864A patent/CN1914947A/zh active Pending
- 2005-01-25 AT AT05702026T patent/ATE402583T1/de not_active IP Right Cessation
- 2005-01-25 KR KR1020067018107A patent/KR20070007094A/ko not_active Application Discontinuation
- 2005-01-25 WO PCT/GB2005/000270 patent/WO2005079106A1/en active IP Right Grant
- 2005-01-25 BR BRPI0507487-8A patent/BRPI0507487A/pt not_active IP Right Cessation
- 2005-01-25 RU RU2006129815/09A patent/RU2006129815A/ru not_active Application Discontinuation
- 2005-01-25 DE DE602005008365T patent/DE602005008365D1/de not_active Expired - Fee Related
- 2005-01-25 EP EP05702026A patent/EP1692910B1/en not_active Not-in-force
- 2005-01-25 PL PL380271A patent/PL380271A1/pl unknown
- 2005-02-04 PE PE2005000130A patent/PE20060030A1/es not_active Application Discontinuation
- 2005-02-04 AR ARP050100426A patent/AR047661A1/es unknown
Also Published As
Publication number | Publication date |
---|---|
EP1692910B1 (en) | 2008-07-23 |
RU2006129815A (ru) | 2008-03-20 |
BRPI0507487A (pt) | 2007-07-10 |
ES2308433T3 (es) | 2008-12-01 |
TWI268680B (en) | 2006-12-11 |
PE20060030A1 (es) | 2006-02-20 |
DE602005008365D1 (de) | 2008-09-04 |
EP1692910A1 (en) | 2006-08-23 |
PL380271A1 (pl) | 2007-01-08 |
KR20070007094A (ko) | 2007-01-12 |
ATE402583T1 (de) | 2008-08-15 |
WO2005079106A1 (en) | 2005-08-25 |
TW200527850A (en) | 2005-08-16 |
AR047661A1 (es) | 2006-02-01 |
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