Telecom Research & Development Association is a platform for all Indian Telecom Professionals at various stages of their career to come together to make INDIA the Global Leader in all aspects of Telecom & Technology.
This will be a forum to share Ideas, discuss and device effective methods to overcome hurdles in all stages of our Professional and Personal life. We Intend to bring all Telecom Professionals in to the Fold of an effort to come together on a common Platform Representing a Group of Highly Talented, Ethically Upfront and Professionally Straight forward group who would Live together to represent and Uphold the rights and demands of Telecom Engineers.
This is an effort to form an Organization for the overall benefit of Telecom Engineers in an ever growing Telecom Industry of this country This is an opportunity to serve your nation in its growth to Development and Success.
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Main difference in performance between R99 Packet and HSDP
R99 Packet service requires dedicated channels whereas HSDPA users have a shared channel - Speeds of HSDPA are much higher compared to 3G(R99). In rea...
Services in 3G/HSPA
CS12 – Speech Service with 12.2 kbps dedicated channel
CS64 – Video Telephony with 64kbps dedicated channel
PS64 - Packet Switching with 64kbp...
frequency bands used in 3G
FDD – Frequency Division Duplexing is mainly used for UMTS. Hence, for uplink and
downlink, we have different frequency bands.
UL – Uplink (mo...
We are an industry led apex body, jointly set up by The Cellular Operators Association of India (COAI), Indian Cellular Association (ICA) & Telec...
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AHEAD Communication is a leading provider of Telecom Infrastructure in India from Telecom Network Planning & Design to Operations & Maintenanc...