Home of RF and Wireless Vendors and Resources

One Stop For Your RF and Wireless Need

About RF Wireless World

The RF Wireless World website is a home of RF and Wireless Vendors and Resources. The site covers articles, tutorials, vendors, terminology, source code (VHDL, Verilog, MATLAB,Labview), test and measurement, calculators, news, books, downloads and more.

The RF Wireless World site covers resources on various topics such as RF, wireless, vsat, satellite, radar, fiber optics, microwave, wimax, wlan, zigbee, LTE, 5G NR, GSM, GPRS, GPS, WCDMA, UMTS, TDSCDMA, bluetooth, Lightwave RF, z-wave, Internet of Things(IoT), M2M, Ethernet etc. These resources are based on IEEE and 3GPP standards.It also has academic section which covers colleges and universities in engineering and MBA disciplines.

Articles on IoT based Systems

IoT based Fall Detection System architecture

IoT based Fall detection system for elderly: The article covers architecture of the Fall detection system used for elderly people. It mentions benefits or advantages of IoT Fall detection system. Read More➤
Also refer other articles on IoT based systems as follows:
• AirCraft Lavatory Cleanliness System • Collision Impact Measuring System • Perishable Food and Vegetables Tracking System • Driver Assistance System • Smart Retail System • Water Quality monitoring System • Smart Grid System • Zigbee based Smart Lighting System • Zigbee based smart parking system • LoRaWAN based smart parking system

RF Wireless Articles

This Articles section covers articles on Physical layer(PHY), MAC layer, protocol stack and network architecture based on WLAN, WiMAX, zigbee, GSM, GPRS, TD-SCDMA, LTE, 5G NR, VSAT, Gigabit ethernet based IEEE/3GPP etc. standards. It also covers test and measurement related articles on compliance testing used for device RF/PHY conformance tests. REFER ARTICLES INDEX >>.

5G NR physical layer: The physical layer processing for 5G NR PDSCH channel and 5G NR PUSCH channel have been covered stepwise. This 5G physical layer description is as per 3GPP physical layer specifications. Read More➤

5G cell phone architecture

Repeater basics and repeater types: It explains functions of different types of repeaters used in wireless technologies. Read More➤

Fading basics and types: This article covers small scale fading, large scale fading, slow fading, fast fading etc. used in wireless communication are explained. Read More➤

5G Cell Phone architecture: This article covers 5G Cell Phone Block diagram with internal modules of 5G Cellular phone architecture. Read More➤

5G cell phone architecture

Interference basics and Interference types: This article covers adjacent channel Interference, co-channel Interference, EM Interference, ICI, ISI, light Interference, Sound Interference etc. Read More➤

5G NR Section

This section covers 5G NR (New Radio) features, numerology, bands, architecture, deployment, protocol stack (PHY, MAC, RLC, PDCP, RRC) etc. 5G NR Quick reference Index >>
• 5G NR Mini Slot   • 5G NR Bandwidth Part   • 5G NR CORESET   • 5G NR DCI Formats   • 5G NR UCI   • 5G NR slot formats   • 5G NR RRC IEs   • 5G NR SSB, SS, PBCH   • 5G NR PRACH   • 5G NR PDCCH   • 5G NR PUCCH   • 5G NR Reference Signals   • 5G NR m-Sequence   • 5G NR Gold Sequence   • 5G NR Zadoff Chu Sequence   • 5G NR Physical layer   • 5G NR MAC layer   • 5G NR RLC layer   • 5G NR PDCP layer

Wireless Technology tutorials

This section covers RF and Wireless tutorials. It covers tutorials on topics such as cellular communication, WLAN (11ac, 11ad) , wimax, bluetooth, zigbee, zwave, LTE, DSP, GSM, GPRS, GPS, UMTS, CDMA, UWB, RFID, radar, VSAT, satellite, wlan, waveguide, antenna, femtocell, test and measurements, IoT etc. Refer TUTORIALS INDEX >>

5G tutorial-This 5G tutorial also covers following sub topics on the 5G technology:
5G basics tutorial   Frequency Bands   millimeter wave tutorial   5G mm wave frame   5G mm wave channel sounding   4G Vs 5G   5G test equipments   5G network architecture   5G NR network interfaces   channel sounding   Channel types   5G FDD vs TDD   5G NR network slicing   What is 5G NR   5G NR deployment modes   What is 5G TF  

This GSM tutorial covers GSM basics, network architecture, network elements, system specifications, applications, GSM burst types, GSM frame structure or frame hierarchy, logical channels, physical channels, GSM physical layer or speech processing, GSM mobile phone network entry or call setup or Power ON procedure, MO call, MT call, VAMOS, AMR, MSK, GMSK modulation, physical layer, protocol stack, mobile phone basics, RF planning, PS call downlink and PS call uplink.
Read more.

LTE Tutorial covering LTE system architecture covering LTE EUTRAN and LTE Evolved Packet Core(EPC) basics. It provides link to LTE system overview, LTE air interface, LTE terminology, LTE UE categories, LTE frame structure, LTE physical layer, LTE protocol stack, LTE channels (logical, transport, physical), LTE throughput, LTE carrier aggregation, Voice Over LTE, LTE advanced, LTE vendors and LTE vs LTE advanced.➤Read more.

RF Technology Stuff

This page of RF wireless world covers step by step design of RF frequency converter with example of 70 MHz to C band RF UP converter for microstrip board using discrete RF components viz. Mixers, Local oscillator, MMICs, synthesizer, OCXO reference oscillator, attenuator pads. ➤Read more.
RF Transceiver Design & Development    ➤RF Filter design    ➤VSAT System    ➤Types & basics of microstrip    ➤Waveguide basics   

Test and Measurement Section

This section covers T&M resources, test and measurement equipments for testing DUTs based on WLAN, WiMAX, Zigbee, Bluetooth, GSM, UMTS, LTE standards. Test and Measurement INDEX >>
PXI system for T&M. ➤Signal generation and analysis  ➤PHY layer measurements  ➤WiMAX device conformance test  ➤Zigbee conformance test  ➤LTE UE conformance test  ➤TD-SCDMA conformance test

Fiber Optic Technology

Fiber optic component basics including detector, optical coupler, isolator, circulator, switches, amplifier, filter, equalizer, multiplexer, connectors, de-multiplexer etc. This components are used in fiber optic communication. Optical Components INDEX >>
Fiber optic communication tutorial  ➤APS in SDH  ➤SONET basics  ➤SDH Frame structure  ➤SONET vs SDH

RF Wireless Vendors, Manufacturers

RF Wireless World site covers manufacturers and vendors of various Rf components, systems and subsystems for vivid applications, refer Vendors INDEX >>.

RF Wireless World Home Page-Passive RF components

RF Component vendors covering rf isolator, rf circulator, rf mixer, rf amplifier, rf adapter, rf connector, rf modulator, rf transceiver, PLL, VCO, synthesizer, Antenna, oscillator, power divider, power combiner, filter, attenuator, diplexer, duplexer, chip resistor, chip capacitor, chip inductor, coupler, EMC stuff, RF Design Software, dielectric material, diode etc. RF Components Vendors >>
LTE Base station  ➤RF Circulator  ➤RF Isolator  ➤Crystal oscillator 

MATLAB, Labview, Embedded Source codes

The RF Wireless World's source code section covers MATLAB, VHDL, VERILOG and LABVIEW Programming languages related codes. These codes are useful for beginners in these languages. REFER SOURCE CODE INDEX >>
3 to 8 decoder VHDL code  ➤Scrambler descrambler MATLAB code  ➤32 bit ALU Verilog code  ➤T,D,JK,SR flipflop labview codes

*General public health information*

Do these five simple things to help stop coronavirus (COVID-19).
1. HANDS: Wash them often
2. ELBOW: Cough into it
3. FACE: Don't touch it
4. FEET: Stay more than 3ft (1m) apart
5. FEEL: Sick? Stay home

Use Contact Tracing Technology >> , Follow social distancing >> guidelines and install data surveillance system >> to save hundreds of lives. Use of Telemedicine concept has become very popular in countries such as USA and China to stop the spread of COVID-19 as it is contagious disease.

RF Wireless Calculators and converters

The calculators and converters section covers RF calculators, wireless calculators as well as unit converters. These covers wireless technologies such as GSM, UMTS, LTE, 5G NR etc. REFER CALCULATORS Index >>.
5G NR Throughput calculator   ➤5G NR ARFCN vs frequency conversion   ➤LoRa Data Rate Calculator  ➤LTE EARFCN to Frequency conversion  ➤Yagi Antenna Calculator  ➤5G NR sampling time calculator

IoT-Internet of Things Wireless Technologies

The section on IoT covers Internet of Things wireless technologies such as WLAN, WiMAX, Zigbee, Z-wave, UMTS, LTE, GSM, GPRS, THREAD, EnOcean, LoRa, SIGFOX, WHDI, Ethernet, 6LoWPAN, RF4CE, Bluetooth, Bluetooth Low Power(BLE), NFC, RFID, INSTEON, X10, KNX, ANT+, Wavenis, Dash7, HomePlug and more. It also covers IoT sensors, IoT components and IoT companies.
Refer IoT main page>> and following links.
THREAD    ➤EnOcean    ➤LoRa tutorial   ➤SIGFOX tutorial   ➤WHDI    ➤6LoWPAN   ➤Zigbee RF4CE   ➤NFC   ➤Lonworks   ➤CEBus   ➤UPB  


RF Wireless Tutorials

Different types of sensors

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