Important RGPV Question
EC-703 (A) Cellular Mobile Communication
VII Sem, EC
Unit I
Q.1 What are the different elements which helps to establish cellular radio system? Briefly explain each one of them. (RGPV Dec 2024)
Q.2 Discuss about the desired C/I in an Omni directional antenna system. Explore different pathways to achieve the needy conditions.(RGPV Dec 2024)
Q.3 Describe the performance criteria of Cellular mobile systems. (RGPV Dec 2020)
Q.4 Explain the concept of cell splitting. (RGPV Dec 2020)
Q.5 What are different types of non cochannel interference in a cellular system? (RGPV Dec 2020)
Q.6 Derive the desired C/I from a normal case in a Omni directional Antenna System. (RGPV Dec 2020)
Unit-II
Q.1 Elaborate general introduction on cell coverage for signal and its traffic conditions.(RGPV Dec 2024)
Q.2 Discuss the principle of cell coverage signal propagation over water and flat open area. Also discuss various challenges face by companies to maintain these propagated signals. (RGPV Dec 2024)
Q.3 Discuss all the parameters that supports the antennas of cellular system. Briefly explain all the parameters and derive the necessary equations if required. (RGPV Dec 2024)
Q.4 Discuss the gain and pattern relationship of cell site antennas. Give a brief classification of these patterns. (RGPV Dec 2024)
Q.5 Explain the propagation of mobile signals over water and flat open area with general formula. (RGPV Dec 2020)
Q.6 Explain sum and difference patterns and their synthesis. (RGPV Dec 2020)
Unit III
Q.1 Try to design a system to serve a predefined area that experiences co-channel interference.(RGPV Dec 2024)
Q.2 Explain the different effects on coverage and interference by applying power decrease.(RGPV Dec 2024)
Q.3 Describe the effects of cell site antenna heights on signal coverage. (RGPV Dec 2020)
Q.4 Explain about umbrella pattern antennas used at cell sites. (RGPV Dec 2020)
Unit IV
Q.1 Explain the differences between the fixed channel assignment and non-fixed channel assignment algorithms.(RGPV Dec 2024)
Q.2 Draw and explain the structure call blocking from the subscribers. What is the practical solution of this problem? Explain.(RGPV Dec 2024)
Q.3 What are the differences between the cell site handoff and intersystem handoff?(RGPV Dec 2024)
Q.4 Derive and explain dropped cell rate formula. (RGPV Dec 2024)
Q.5 Explain about set-up channels. (RGPV Dec 2020)
Q.6 What is Handoff? Explain Intersystem Handoff. (RGPV Dec 2020)
Q.7 What is dropped call rate and explain their evaluation? (RGPV Dec 2020)
Unit V
Q.1 What are the various features of GSM Architecture? Explain. (RGPV Dec 2024)
Q.2 Explain the classification of layer modelling with some practical applications.(RGPV Dec 2024)
Q.3 Explain the channels in GSM.(RGPV Dec 2020)
Q.4 Discuss various vehicle locating methods. (RGPV Dec 2020)
Q.5 Discuss the frame structure for GSM. (RGPV Dec 2020)
Q.6 Compare TDMA and CDMA techniques. (RGPV Dec 2020)
Extra Questions
Q.1 Write short notes on (any four) (RGPV Dec 2024)
i) TDD systems
ii) Cell splitting
iii) UHF-TV interference
iv) GSM channels
v) Non cellular systems
Q.2 Explain about the phase difference between the direct and reflected paths of the signal. (RGPV Dec 2020)
— Best of Luck for Exam —
