RF
15 GSM Interview Questions and Answers
Ace your GSM job interview with these 15 commonly asked questions and detailed answers covering call flows, frame structure, channel types, and more.
Posts tagged: Gsm
Showing 20 posts (Page 1 of 6)
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2G GSM Interfaces: BTS, BSC, MSC - Um, A, Abis
Explore 2G GSM network interfaces: Um, A, Abis, and Asub. Learn how these interfaces connect key network elements like BTS, BSC, and MSC for seamless communication.
AMR Basics in GSM: Adaptive Multi-Rate Explained
Explore the fundamentals of Adaptive Multi-Rate (AMR) technology in GSM, including codec modes, operation, and channel coding for optimized voice quality.
AMR Conformance Testing in GSM Devices
Explore AMR conformance testing, loopback procedures, and key specifications for GSM devices. Understand tests for speech channels, bad frames, sensitivity, and more.
Baseband vs. Synthesized Frequency Hopping in GSM
A comparison of baseband and synthesized frequency hopping in GSM, covering their implementation and key differences.
Cell Re-selection in WCDMA/GSM Networks
Explanation of cell re-selection in WCDMA/GSM networks, including trigger conditions, neighbor cell measurements, and the process of switching between WCDMA and GSM cells.
Cellular Frequencies: GSM, CDMA, LTE Bands Explained
Explore cellular frequencies used in GSM, CDMA, UMTS, and LTE networks, with a focus on frequency bands in the USA and Europe.
Cellular IoT Kit Vendors: GSM, LTE, 5G, LoRaWAN, and NB-IoT
Explore cellular IoT kit vendors for GSM, LTE, 5G, LoRaWAN, and NB-IoT. Find manufacturers, benefits, and features of cellular IoT development kits.
Circuit Switched vs. Packet Switched Calls: Key Differences
Explore the differences between circuit-switched and packet-switched calls. Understand how they work, their best applications, and call flow examples for GSM and WCDMA networks.
Comprehensive GPRS Tutorial
Explore GPRS, a packet-switched technology for data connections over GSM networks. Learn about its architecture, frame structure, channels, and more.
CV_BEP Mapping: Reported vs. Actual Values
Explanation of the relationship between reported CV_BEP levels and the corresponding ranges of actual CV_BEP values. Includes a mapping table.
EC-GSM: Advantages and Disadvantages of Extended Coverage GSM
Explore the benefits and drawbacks of EC-GSM (Extended Coverage GSM) for IoT, including battery life, cost, security, and coverage, along with its limitations.
Frequency Error in GSM: An Essential Overview
Explore frequency error measurement in GSM, its importance for signal quality, interference prevention, network synchronization, and compliance with GSM standards.
GPRS Protocol Stack: Architecture and Layer Functions
Explore the GPRS protocol stack, detailing the functions of Layer 1, Layer 2, and Layer 3, including SM, GMM, SNDCP, LLC, RLC, MAC, and the physical layer.
GPRS: Key Features and Benefits in Data Communication
Explore the key features and advantages of GPRS (General Packet Radio Service) in mobile data communication. Learn how it enhances GSM networks.
GSM Access Grant Channel (AGCH) Explained
Learn about the GSM Access Grant Channel (AGCH), a downlink channel used to grant or deny network access and provide Traffic Channel (TCH) information.
GSM Architecture: Understanding the 2G Network
Explore the GSM (2G) architecture, including Mobile Station, Base Station Subsystem, and Network Switching Subsystem, with detailed diagrams and explanations.
GSM ARFCN Calculator: Convert ARFCN to Frequency
Convert GSM ARFCN (Absolute Radio Frequency Channel Number) to its corresponding uplink and downlink frequencies in MHz. Simplifies RF frequency planning and maintenance.
GSM ARFCN to Frequency Conversion and Calculator
Convert GSM ARFCN values to corresponding uplink and downlink frequencies using our calculator. Understand the ARFCN to frequency relationship across GSM bands.
GSM Broadcast Control Channel (BCCH) Explained
Learn about the GSM Broadcast Control Channel (BCCH), its role in system information broadcasting, and how mobiles use it to access the GSM network.
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