Introduction to Wireless Communication | Teleinf Edu
Wireless communication basics, spectrum allocation, and fundamental concepts.
2 min
Wireless
Mobile, short-range, Wi-Fi, and satellite wireless systems across multiple generations.
Articles: 83
Articles in this category
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Radio Spectrum | Teleinf Edu
Spectrum management, frequency bands, and regulatory aspects of wireless communication.
2 min
Antenna Fundamentals | Teleinf Edu
Types of antennas, radiation patterns, gain, and directivity concepts.
2 min
Propagation Models | Teleinf Edu
Path loss models, free space propagation, and terrain effects.
2 min
Channel Characteristics | Teleinf Edu
Multipath propagation, interference, and noise in wireless communication.
2 min
Fading | Teleinf Edu
Types of fading, diversity techniques, and mitigation strategies.
2 min
Introduction to Wi-Fi | Teleinf Edu
Introduction to Wireless Local Area Networks (WLAN) and the IEEE 802.11 family of standards.
2 min
IEEE 802.11 Standards | Teleinf Edu
Evolution of IEEE 802.11 standards through Wi-Fi 7 and the development status of Wi-Fi 8.
4 min
802.11a/b: The First Generation | Teleinf Edu
The foundational Wi-Fi standards: 802.11a (5 GHz) and 802.11b (2.4 GHz).
3 min
802.11g: OFDM and 802.11b Compatibility | Teleinf Edu
The 2.4 GHz Wi-Fi amendment that introduced OFDM rates up to 54 Mbps while supporting 802.11b stations.
2 min
Wi-Fi 4 (802.11n): MIMO and 40 MHz Channels | Teleinf Edu
802.11n, MIMO, spatial multiplexing, 40 MHz channels, and the relationship between PHY rate and application throughput.
3 min
Wi-Fi 5 (802.11ac): 5 GHz Very High Throughput | Teleinf Edu
802.11ac, 5 GHz operation, wide channels, 256-QAM, spatial streams, beamforming, MU-MIMO, and the difference between PHY rate and application throughput.
4 min
Wi-Fi 6 (802.11ax) | Teleinf Edu
The IEEE 802.11ax standard with OFDMA, MU-MIMO, and mechanisms for dense networks.
2 min
Wi-Fi 6E | Teleinf Edu
Extension of Wi-Fi 6 to 6 GHz band with additional spectrum.
2 min
Wi-Fi 7 (802.11be) | Teleinf Edu
Wi-Fi 7 and IEEE 802.11be with multi-link operation, 320 MHz channels, and 4096-QAM.
2 min
Mesh Wi-Fi | Teleinf Edu
Mesh topology, backhaul, roaming, and multi-access-point management.
2 min
Access Point Design | Teleinf Edu
Placement of AP, planning of range and consideration of capacity.
2 min
Wi-Fi Security | Teleinf Edu
WEP, TKIP, WPA2, CCMP, 802.1X, WPA3, SAE, PMF, and OWE.
8 min
Introduction to Bluetooth | Teleinf Edu
Personal area networks, piconets, and Bluetooth basics.
2 min
Bluetooth 1.x - The Beginning | Teleinf Edu
The beginnings of Bluetooth, piconets, FHSS, and personal area network profiles.
2 min
Bluetooth 2.x + EDR | Teleinf Edu
Enhanced Data Rate Bluetooth for improved audio quality and faster transfers.
3 min
Bluetooth 3.x + HS | Teleinf Edu
Bluetooth 3.0 + HS with Wi-Fi-based high-speed data transfer.
3 min
Bluetooth 4.x + LE | Teleinf Edu
Bluetooth Low Energy features and use in IoT and wearable devices.
4 min
Bluetooth Core 5.x | Teleinf Edu
The Bluetooth Core 5.0-5.4 family with radio, direction-finding, and Bluetooth LE changes.
2 min
Bluetooth Core 6.x | Teleinf Edu
Bluetooth Core 6.0-6.3 features including Channel Sounding, advertising filtering, and shorter connection intervals.
7 min
Bluetooth Low Energy (LE) | Teleinf Edu
Energy-efficient Bluetooth for IoT and sensor applications.
2 min
Bluetooth Mesh | Teleinf Edu
Many-to-many communication for smart building and IoT applications.
2 min
Bluetooth Profiles and Use Cases | Teleinf Edu
Bluetooth profiles such as A2DP, HID, and GATT-based services, with their application use cases.
2 min
Zigbee | Teleinf Edu
Low-power mesh networking for home automation and industrial IoT.
2 min
Z-Wave | Teleinf Edu
Home automation protocol with mesh networking capabilities.
2 min
Near Field Communication (NFC) | Teleinf Edu
Short-range communication for payments, pairing, and data exchange.
2 min
Radio Frequency Identification (RFID) | Teleinf Edu
Passive and active RFID systems for identification and tracking.
2 min
Ultra-Wideband (UWB) | Teleinf Edu
Precise positioning and high-speed short-range communication.
2 min
Matter (Thread/Wi-Fi/Ethernet) | Teleinf Edu
An IP-based smart-home application standard using Wi-Fi, Thread, and Ethernet transports.
3 min
Thread | Teleinf Edu
Mesh networking based on IPv6 for IoT devices.
3 min
UMTS Architecture | Teleinf Edu
UE, UTRAN, and CN domains, Uu, Iub, Iur, and Iu interfaces, and CS and PS traffic paths.
6 min
UMTS Network Elements | Teleinf Edu
Functions of UE, Node B, RNC, MSC, SGSN, GGSN, HLR, AuC, and EIR.
7 min
UMTS Introduction | Teleinf Edu
Overview of 3G technology, UMTS evolution from GSM, and key improvements over 2G.
3 min
WCDMA | Teleinf Edu
WCDMA spreading, channelization, scrambling, and radio procedures in UMTS.
3 min
High Speed Downlink Packet Access (HSDPA) | Teleinf Edu
Enhanced downlink with adaptive modulation, HARQ, and fast scheduling for higher data rates.
3 min
High Speed Uplink Packet Access (HSUPA) | Teleinf Edu
Enhanced Dedicated Channel (E-DCH) for improved uplink throughput and reduced latency.
3 min
High Speed Packet Access (HSPA) | Teleinf Edu
Combined HSDPA and HSUPA technologies for higher 3G performance and data rates.
3 min
High Speed Packet Access Plus (HSPA+) | Teleinf Edu
Advanced 3G technology with MIMO, 64-QAM, dual-carrier operation, and increased performance.
3 min
Introduction to 1G | Teleinf Edu
Overview of first generation analog cellular systems and their historical significance.
3 min
AMPS (Advanced Mobile Phone System) | Teleinf Edu
The North American analog cellular standard and its technical specifications.
4 min
NMT & TACS Systems | Teleinf Edu
Nordic Mobile Telephone and Total Access Communication System technologies.
3 min
GSM Introduction | Teleinf Edu
Overview of GSM technology, history, and its role as the foundation of 2G digital mobile communications.
3 min
GSM Architecture | Teleinf Edu
The basic structure of the GSM system: BSS, NSS, OSS, and their interfaces.
3 min
GSM Frequency Plan | Teleinf Edu
GSM frequency bands (900/1800 MHz), channel arrangement, and frequency reuse patterns.
3 min
GSM Time Division Multiple Access | Teleinf Edu
Structure of the TDMA frame, time slots, and burst types in GSM.
3 min
GSM Channels | Teleinf Edu
Traffic channels (TCH), control channels (BCCH, CCCH, DCCH), and their functions.
3 min
GSM Call Setup and Mobility | Teleinf Edu
Location update, call establishment, handover procedures, and GSM signaling.
3 min
GSM Security | Teleinf Edu
Algorithms A5, SIM authentication, generating Kc key, and security weaknesses.
3 min
GSM Data Services | Teleinf Edu
Circuit-switched data (CSD), short message service (SMS), and supplementary services.
3 min
5G Architecture | Teleinf Edu
UE, NG-RAN, 5GC, N1, N2, N3, and N6 interfaces, SA and NSA, and PDU sessions.
8 min
5G Core Network | Teleinf Edu
AMF, SMF, UPF, UDM, AUSF, PCF, NRF, NSSF, and PDU-session establishment.
9 min
5G Introduction | Teleinf Edu
Fifth generation wireless technology overview and capabilities.
3 min
5G New Radio (NR) | Teleinf Edu
Advanced air interface with flexible numerology and waveforms.
5 min
Network Slicing | Teleinf Edu
Creating dedicated virtual networks for different services.
4 min
Massive MIMO | Teleinf Edu
Large antenna arrays for spatial multiplexing and beamforming.
3 min
Beamforming 5G | Teleinf Edu
Adaptive antenna techniques for improved signal quality.
3 min
Millimeter Wave | Teleinf Edu
High-frequency bands for ultra-high capacity applications.
3 min
5G Edge Computing | Teleinf Edu
Bringing computation closer to users for ultra-low latency.
3 min
LTE Architecture | Teleinf Edu
Long Term Evolution system architecture and protocol stack.
4 min
LTE Radio Interface | Teleinf Edu
OFDMA downlink and SC-FDMA uplink air interface technologies.
4 min
LTE Protocol Stack | Teleinf Edu
User plane and control plane protocol stack in LTE.
4 min
Evolved Packet Core (EPC) | Teleinf Edu
All-IP core network architecture for LTE systems.
4 min
LTE Advanced | Teleinf Edu
LTE-Advanced with carrier aggregation, MIMO, and CoMP coordination.
4 min
LTE Advanced Pro | Teleinf Edu
LTE extensions covering carrier aggregation, IoT, and V2X.
4 min
Carrier Aggregation | Teleinf Edu
Combining multiple frequency bands for increased bandwidth.
3 min
Voice over LTE (VoLTE) | Teleinf Edu
Voice services over LTE using IMS architecture.
3 min
Voice over Wi-Fi (VoWiFi) | Teleinf Edu
Voice calling over Wi-Fi networks.
3 min
Introduction to WiMAX | Teleinf Edu
Worldwide Interoperability for Microwave Access technology.
3 min
WiMAX 2 | Teleinf Edu
Advanced WiMAX with MIMO and enhanced performance.
3 min
6G Vision and Requirements | Teleinf Edu
The IMT-2030 framework, usage scenarios, and estimated research parameters for 6G systems.
4 min
Terahertz Communication | Teleinf Edu
Ultra-high frequency bands for extreme bandwidth applications.
4 min
Introduction to Satellite Communication | Teleinf Edu
Introduction to Satellite Communication
2 min
Low Earth Orbit (LEO) Satellites | Teleinf Edu
Low-latency satellite constellations for global broadband.
2 min
Medium Earth Orbit (MEO) Satellites | Teleinf Edu
Medium Earth Orbit (MEO) satellites for navigation and communication.
2 min
Geostationary Earth Orbit (GEO) Satellites | Teleinf Edu
Geostationary Earth Orbit (GEO) satellites for broadcasting and communication.
2 min
Starlink Constellation | Teleinf Edu
Architectural constellation of LEO satellite internet SpaceX.
4 min
Amazon Leo | Teleinf Edu
Amazon's LEO broadband constellation, formerly developed as Project Kuiper.
4 min
OneWeb | Teleinf Edu
OneWeb satellite network for global communications delivered through partners.
2 min