Download MapBasic User Guide

By ASCOM Tools , 4:14 AM

Download MapBasic User Guide ...

The purpose of drive testing

By ASCOM Tools , 3:47 AM

Drive testing is principally applied in both the planning and optimisation stage of network development. However, there are other...

what is RSSI

By ASCOM Tools , 3:44 AM

RSSIThe Received Signal Strength Indicator (RSSI) is a value that takes into account both RSCP and Ec/I0. It is...

what is Ec/Io

By ASCOM Tools , 3:43 AM

Ec/IoThis is the ratio of the received energy per chip (= code bit) and the interference level, usually given...

what is RSCP or Received Signal Code Power

By ASCOM Tools , 3:43 AM

RSCPThe "Received Signal Code Power" (RSCP) is the collected RF energy after the correlation / descrambling process, usually given...

What in Link Adaptation in HSDPA

By ASCOM Tools , 2:10 AM

HSDPA uses link adaptation, which means the way of transmission is changed according to the quality of the channel...

WWhat is Latency in HSDPA?

By ASCOM Tools , 2:09 AM

Latency is the time a packet needs to travel from sender to receiver. While UMTS typically features an end-to-end...

What is Difference between ARQ and HARQ

By ASCOM Tools , 2:08 AM

ARQ (Automatic Repeat Request), which is used in UMTS, a package received in error will be discarded and a...

What is benefit of shorter TTI in HSDPA

By ASCOM Tools , 2:07 AM

1)After every TTI the resources can be redistributed among the users. Therefore, the resource usage is more efficient.2)each UE...

Why Ec/Io is always negative

By ASCOM Tools , 1:56 AM

Pilot channel power or Ec is always less than the Total Cell Power, the ratio of the Pilot power...

Basic features in HSPDA

By ASCOM Tools , 9:14 PM

The main idea in HSDPA is to use the radio resources, mainly power and code, in an optimal way,...

HSDPA Basics

By ASCOM Tools , 9:12 PM

HSDPA is an improvement of  best-effort packet data on the DL in WCDMA in terms of speed, capacity...

Higher Order Modulation (HOM)

By ASCOM Tools , 5:09 PM

HSPA supports 16QAM modulation on the downlink and QPSK on theuplink. As Figure 4 shows, the data capacity (bits/symbol)...

Multiple Input Multiple Output MIMO

By ASCOM Tools , 5:08 PM

HSPA+ R7 supports 2x2 downlink MIMO that uses two transmitantennas at the Node B to transmit orthogonal (parallel) data...

HSPA+ Doubles Data Capacity and Reduces Cost

By ASCOM Tools , 5:04 PM

With the launch of HSPA, operators are seeing a significant uptake indata demand, a result of new data applications...

HSPA Offers an Entire Range of IP Services

By ASCOM Tools , 4:58 PM

HSPA and HSPA+ allows consumers and business users to rely on HSPA as their main broadband connection, and offer...

What is HSPA+

By ASCOM Tools , 4:54 PM

HSPA+ is the name of the set of HSPA enhancements that are defined in 3GPP beyond Release 6 (R6)....

HSPA+ For Mobile Broadband Evolution

By ASCOM Tools , 4:50 PM

Nearly all WCDMA operators across both developed and developing countries have rapidly launched HSPA services to capitalize on its...