Discussions Populaires Dans la Communauté Télécommunications

What are the factors affecting decrease in sales? ‎

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What is the Difference Between SDH AND PDH ?‎

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Why IT/ Telecoms/Civil Works Contractors are always looking for good investors with technical know how?‎

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How You normally make design And estimate the the cost for project in fire alarm system?‎

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What is your best software you prefer to use for planning a new cellular network ?‎

I use Atoll - Planning Tool software, it's good and helpful.‎

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HI, what is the best way to avoid churn of subscribers for telco providers?‎

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La répondre a été ajoutée par  DOST MUHAMMAD, Senior Telecom Engineer, SEP
Depuis 9 années

PDH and SDH are two different multiplexing techniques used in telecommunication. Theirmain features are shown below in brief; PDH:Less synchronizedEasy to operateAbsent o ... Voir Plus

 

La répondre a été ajoutée par  Anirudh Verma, Project Engineer and coordinator, zte
Depuis 6 années

Pdh- used for less E1 and bandwith for lower speed and data rate,less synchronised. Sdh- is high rate for transmission and high bandwitha and E1,totaly synchronised

 

La répondre a été ajoutée par  Saidur Rahman, Project Coordinator, ROBI Axiata Limited (2nd largest Mobile Operator in Bangladesh)
Depuis 6 années

PDH means ple synchronous Digital hierarchy. And SDH means synchronous Digital hierarchy

 

La répondre a été ajoutée par  abdelkrim khetib, directeur , ALGERIE TELECOM
Depuis 6 années

Around 1990, SDH was developed and launched to replace PDH systems and eliminate synchronization problems for bulk data and phone exchanges, as well as to increase data t ... Voir Plus