Jul 15, 2017 you might think the world doesnt need another rf basics book, but the fact is there are so many new people coming into the field that there is always room for one more particular a welldone edition like rf basics handbook from rigol technologies. Introduction to rf testing fundamentals and rf test architecture. The 5 basics of rf design a must read for rf engineers. This module covers the topic of decibels and how to interpret them using a low math method. Rf measurement basics for nonrf test engineers researchgate. Pdf rf testing on a mixed signal tester researchgate. The lo port is typically driven with either a sinusoidal continuous wave cw signal or a square wave signal. In this article the fundamentals of the rf signal techniques are discussed. Early testing saves both time and cost in many aspects, however. Rf measurements tutorial rf device test and measurement basics. In general, the video filter should be left in the off position when measuring pulsed rf signals. The communication is bidirectional over the same frequency, but unidirectional for the duration of a message. Pdf in this work, testing of radio frequency rf devices with mixedsignal testers is discussed.
Measurement of the rf characteristic of a microwave detector diode output. Rf basics andgetting started slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Rf measurements tutorial rf device test and measurement. The first describes the testing of various electronic components, assemblies, and systems. Nonlinear distortion in general concept and application of vector spectrum analyzers, spectrogram mode. I prefer to use a vintage factory made unit because of the several extra features, such as the ability to substitute its speaker andor output transformer for a. This is a foundations level webinar and is great for cwts and cwna candidates and anyone newer to wifi.
This series of training modules focuses on the use of rf for voice and data. Practical radio frequency test and measurement includes information on test equipment, test setups, test and measurement procedures, and interpretation of results. There is a saying, pay less for testing during software development or pay more for maintenance or correction later. By establishing the input impedance of a diode detector, the power of a signal at a test port can be measured. Adding video filtering will desensitize a pulsed signal and limit its displayed amplitude. Rf training or radio frequency training fundamentals course with handson labs online, onsite and classroom live rf systems come in a bewildering variety of forms and. Basics of rf amplifier test with the vector network analyzer. The nomenclature for the 3 mixer ports are the local oscillator lo port, the radio frequency rf port, and the intermediate frequency if port. Wireless and rf with the rapid evolution of wireless technologies and the complexity of new designs, you need a partner who understands the intricacies of rf testing. Rf training radio frequency training fundamentals course. This compilation is not intended as a complete survey of the field of electrical and electronic equipment testing.
The purpose of rf immunity testing is to subject a product to a controlled rf stress that represents the likely level of stress that might be seen in its operating environment, over a frequency range which is mostly dictated by practical aspects and experience of realworld problems. It covers how rf is generated, measured, amplified, attenuated, modulated, and transmitted. Rf analysis basics electronic design, test automation. The document covers the basic setup of the test system and gives procedural information about each test. If you continue browsing the site, you agree to the use of cookies on this website. Rf performance test guide lines nordic semiconductor. Online rf course certification course rf and wireless. Radio frequency rf refers to the rate of oscillation of electromagnetic radio waves in the range of 3 khz to 300 ghz, as well as the alternating currents carrying the radio signals. It is suitable for engineers who plan work on rfic but did not have training in that area, those who work on ic design and wish to sharpen their understanding of modern rfic design and test methods, and engineering managers. In general, the video filter should be left in the off position when measuring pulsed rf. Basics of rf amplifier test with the vector network analyzer vna taku hirato product marketing engineer ctdkobe, emg agilent technologies mar.
Concept of noise figure and noise temperature measurements, testing a noise diode, the basics of thermal noise. Software testing 4 given below are some of the most common myths about software testing. They require an initial investment for testing and working with different types of equipment and tags which. An additional factor to consider when measuring pulsed rf signals is the video filter control. Rf basics, rf for nonrf engineers texas instruments.
This series of training modules focuses on the use of rf for voice and data communications. This is the first module in a series of rf fundamentals courses that will be added regularly. Download citation rf measurement basics for nonrf test engineers a number of rf instruments such as signal sources, power meters, spectrum analyzers. This tool helps rf system designers to quickly and easily evaluate the respective devices at an early stage in the design process. This is the eighth installment in the series of rf fundamentals. Rfic design and testing for wireless communications topics monday, july 21, 2008 9. Radio frequency identification rfid is the wireless noncontact use of radio. Understand the basics of rf so that you can better design and implement wlans. The rf spectrum analyzer is a heterodyne receiver offers a narrow resolution capability over a wide frequency range measures small signals in presence of large signals remember to. It covers rf test and rf measurements parameters viz. For example, etdc electronic testing and device characterisation, bangalore, offer such services. Most engineers with experience in lowfrequency applications below 1 mhz will not likely be familiar with highfrequency applications. In this course youll be able to learn about the most common equipment and techniques used to test rf components.
Engineers who are new to rf or looking for a a refresher course can attend a 3day national instruments rf fundamentals training course to explore traditional measurements, learn about digital and analog modulation, examine modern systemlevel tests such as ber, mer, and evm, and more. About the author joe carr devoted his life to furthering a wider understanding of electronics and spreading his passion for radio, becoming one of the usas best known technical. Rf performance test guidelines white paper figure 3. Aug 30, 2011 everything you wanted to know about rf radio frequency technology. Rf training or radio frequency training fundamentals course with handson labs online, onsite and classroom live rf systems come in a bewildering variety of forms and technologies, including satellite and terrestrial, mobile and fixed, microwave, trunked radio, hfvhf, bluetooth, and rf id, to name a few. Basics of rf drive test testing rf drive test testing is the procedure to evaluate performance of wireless modemsystem while drivingor in motion. The first key factor is the concept of equity in trade. The tracking generator testing filters cable connector loss vswr of an antenna. The services include electrical, mechanical and environmental stress testing of. Rf measurement basics for nonrf test engineers evaluation. Page types of measurements available frequency and power spectrum monitoring. Columbia tech performs testing and configuration using complex rf equipment following stringent performance specifications and operational requirements. The purpose of rf immunity testing is to subject a product to a controlled rf stress that represents the likely level of stress that might be seen.
Our courses include both the theoretical and practical aspects of semiconductor testing for digital, mixed signal, memory, rf wireless and dft enabled devices. Test plan for rf performance evaluation of wifi mobile. The services include electrical, mechanical and environmental stress testing of products such as a cable assembly, amplifier, rf transmitter etc. Basics of rf amplifier test with the vector network. Adjust the measurement procedure for specific application test for internal distortion take sideband noise into account. This module covers introduction to propagation and how rf. This module covers introduction to propagation and how rf signals move through the air from antenna to antenna. Tektronix delivers the expertise, as well as the signal generation and analysis capabilities required to overcome the most challenging rf, wireless and microwave design challenges. The methods are easy, and you can build the test gear. However, for the sake of inclusion, we will list down some of these tests to be performed. Throughout this document, the term ccxxxx refers to the lowpower cc25xx, cc11xx, cc10xx, and cc24xx rf device families. You can expect the power at the point of calibration to be within the range of the uncertainty of the power sensor used.
This tutorial discusses design and testing of rf integrated circuits rfic. By george collins, kciv n parts 1 and 2 of this series, we pre sented the basic troubleshooting methods of dc voltage and resistance measurement, and semiconductor testing. This is a foundations level webinar and is great for cwts and cwna candidates and anyone. Soft test is an independent provider of semiconductor test technology courses serving the semiconductor and ate industries since 1984. Rf measurements tutorial rf device test and measurement basics this rf measurements tutorial covers rf device testing basics using rf equipments. The choice to apply a cw or square wave signal depends on the application and the mixer. The demodulator or rf probe in its simplest form is a probe with a diode and a capacitor arranged to turn the radio frequency into an audio frequency that the audio amplifier can use. It is suitable for engineers who plan work on rfic but did not have training in that area, those who work on ic. Rigol technologies rf basics handbook rf cafe cool product. It is especially useful for generation of configuration register values, for practical testing of the rf swra370august 2011 basic rf testing of ccxxxx devices 5 submit documentation feedback. The basics of transmitters american radio relay league.
Ctia and wfa have granted a license to authorized testing laboratories, and only to authorized testing laboratories, a limited, nontransferable license to use this test plan for the sole. Calibrating dut output power measurement to compensate for this loss, measure the insertion loss from the dut to the. Rfic design and testing for wireless communications. This comprehensive online rf and microwave engineering course is ideal if you need to quickly get uptospeed with modern rf and microwave communications and measurements without. This comprehensive online rf and microwave engineering course is ideal if you need to quickly get uptospeed with modern rf and microwave communications and measurements without having to spend time searching through large amounts of free variable quality online content, magazine articles and dry academic textbooks that all too often obscure subjects with complicated mathematics. Introduction to rf testing fundamentals and rf test. Rf communication systems halfduplex rf systems operation mode of a radio communication system in which each end can transmit and receive, but not simultaneously. Verify specifications of building blocks for more complex rf systems create models for simulation check our simulation models against a real circuit. At each data point, power is measured using the power meter and the source power level is adjusted until the reading of the power sensor is within the tolerance or the max iteration has been met. Micrel qwikradio and radiowire rf basics design guide 2 about micrel micrel inc. Calibrating dut output power measurement to compensate for this loss, measure the insertion loss from the dut to the spectrum analyzer. Five fundamentals of rf you must know for wlan success. Fundamentals of rf and microwave power measurements. This rf measurements tutorial covers rf device testing basics using rf equipments.
Everything you wanted to know about rf radio frequency technology. Jan 02, 2012 rf basics andgetting started slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. The wireless modem or system may include any wireless standards such as gsm, wcdma, hspa, umts, lte, wimax, wlan etc. You can do this by replacing the dut with a calibrated rf generator sending a carrier wave with a known output power of, for instance, 0 dbm figure 3. Rf devices, measurement types and measuremlent systems. This course introduction to rf testing and fundamentals and rf architecture is meant for engineers and technicians which are new to an rf environment. Mar 17, 2016 understand the basics of rf so that you can better design and implement wlans. This tutorial introduces rf measurements in three parts. Rf basics and components radio frequency for engineers. Bluetooth rf testing basic guide application note issuu company. There is a saying, pay less for testing during software.
The companys products include advanced mixedsignal, analog and power semiconductors. Basics of rf drive testtesting rf drive testtesting is the procedure to evaluate performance of wireless modemsystem while drivingor in motion. The carrier is removed at the balanced modulator balanced out, so to speak, which provides doublesideband, suppressedcarrier output to the. For thorough product testing and high test throughput, test engineers need to understand the basics of rf technology, what to test for, and which instruments are best suited for the job. It is especially useful for generation of configuration register. Rf is a term that refers to alternatingcurrent signals having voltages and frequencies such that when these signals input to an antenna, an electromagnetic field is. Using the proper techniques can speed equipment servicing. Rf is a big subject, since it is used for so many applications.