2G GSM Power Control and Power Class: Power Levels, Tables and Design Considerations
GSM Power Levels In GSM systems, the base station controls the power output of the mobile device. The objective is...
2G GSM Audio Codec and Vocoder: Types, Working, AMR, AMR-WB and Handover Explained
Vocoder / Codec Basics Vocoder (voice coder) or speech codecs are widely used in voice communication systems. In GSM, audio...
Unix Operating System: Architecture, Features, Types and Working
What is the Unix Operating System? A computer requires an operating system to manage its hardware and software resources. The...
Webcam: Working Principle, Types, Features and Applications
Introduction A webcam is a small digital camera designed to capture images and videos and transmit them over the internet...
Pneumatic Actuator: Working Principle, Types, Advantages, Disadvantages and Applications
Introduction Pneumatic actuators are devices that use pressurized air or gas to convert energy into mechanical motion. They are highly...
Haptic Technology Explained: Definition, Working, Devices and Applications
Introduction Haptics is a technology that adds the sense of touch to virtual environments. It allows users to feel as...
GPRS Radio Interface: Slot and Burst Structure
GPRS Modulation Scheme GPRS (General Packet Radio Service) extends the basic GSM radio interface. It uses the same signal format...
GPRS Multislot Classes and Performance Categories
GPRS Performance Categories Different GPRS mobile devices provide different levels of service capability. Therefore, they are divided into three main...
GPRS Channels: Physical, Logical and Control Channels
GPRS Physical Channel GPRS (General Packet Radio Service) extends the basic GSM network structure. It uses the same modulation technique...
GPRS Coding Schemes and Data Rates
GPRS Coding Schemes GPRS (General Packet Radio Service) uses different coding schemes to transmit data efficiently over mobile networks. These...
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