4G

CDR and 4G/LTE Voice Call Billing

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LTEAdvancedPro LTE Carrier Aggregation CA

CDR (Call Detail Record) is used for billing of voice calls in 4G/5G/LTE systems What is CDR? CDR refers to the call detail record provided by a telecom service provider. It is data containing information about system usage, documenting the details of calls or other communication transactions.It contains multiple call attributes such as identities of source and destination, […]

4G

CPRI and eCPRI Interfaces for 4G

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What Are CPRI and eCPRI? CPRI, or Common Public Radio Interface, defines key interface specification between REC (Radio Equipment Control) and RE (Radio Equipment) of radio base stations used for cellular wireless networks. It is a protocol of choice for fronthaul communications between towers and base stations (BSs) through several generations of wireless networks. CPRI […]

LTE

Special Subframe in LTE TDD and effect on Cell Size

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What is Special Subframe and why is it important? The Long Term Evolution (LTE, 4G ) standard defined by the 3GPP  supports both FDD and TDD Duplex mode. The major difference in TDD and FDD is that in TDD system a single frequency is shared in time domain between Uplink  and Downlink where as in […]

4G

RadioMobile for 4G Network Planning

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CableFree RadioMobile LTE Coverage Planning Sample link budget

RadioMobile: Popular software for 4G Network planning RadioMobile is a widely-available software package which can be used for 4G Network planning, including path profiling and clearance criteria, power budgets, choosing antenna sizes and tower heights. For website for RadioMobile, please see this link here: RadioMobile functions For 4G Network Planning, the software package can be […]