Microwave Circuit Design Using Linear and Nonlinear Techniques,G. D. Vendelin,Microwave Systems Microwave Circuit Design Using Linear and Nonlinear Techniques GEORGE D. VENDELIN

Microwave Circuit Design Using Linear and Nonlinear Techniques,G. D. Vendelin,Microwave Systems OUTLINES  RF/microwave systems  Lumped and distributed elements  Active devices  Two-port networks  Impedance matching  Microwave filters  Noise in linear two-ports  Small and large-signal amplifier design  Power amplifier design  Oscillator design  Microwave mixer design  RF switches and attenuators  Microwave CAD for MMIC requirements

Microwave Circuit Design Using Linear and Nonlinear Techniques,G. D. Vendelin,Microwave Systems Microwave Systems

Microwave Circuit Design Using Linear and Nonlinear Techniques,G. D. Vendelin,Microwave Systems First GaAs MESFET amplifiers for 12-GHz satellite application for direct broadcast TV Microwave Systems

Microwave Circuit Design Using Linear and Nonlinear Techniques,G. D. Vendelin,Microwave Systems First GaAs MESFET amplifiers for 12-GHz satellite application for direct broadcast TV Microwave Systems

Microwave Circuit Design Using Linear and Nonlinear Techniques,G. D. Vendelin,Microwave Systems First GaAs MESFET amplifiers for 12-GHz satellite application for direct broadcast TV Microwave Systems

Microwave Circuit Design Using Linear and Nonlinear Techniques,G. D. Vendelin,Microwave Systems Heterodyne Receiver Super Heterodyne Receiver  RF: 1 MHz to 1GHz  Microwave: 1–30 GHz  Millimeter wave: 30–300 GHz or higher Microwave Systems

Microwave Circuit Design Using Linear and Nonlinear Techniques,G. D. Vendelin,Microwave Systems  Applications:  Wireless communications: space, long-distance, cordless phones, cellular telephones, mobile, PCS, local-area networks (LANs), aircraft, marine, citizen’s band (CB) radio, vehicle, satellite.  Radar: airborne, marine, vehicle, collision avoidance, weather, imaging, air defense, traffic control, police, intrusion detection, weapon guidance, surveillance.  Navigation: microwave landing system (MLS), global positioning system (GPS), beacon, terrain avoidance, Imaging radar, collision avoidance, auto-pilot, air raft, marine, vehicle.  Remote sensing: Earth monitoring, meteorology, pollution monitoring, forest, soil moisture, vegetation, agriculture, fisheries, mining, desert, ocean, land surface, clouds, precipitation, wind, flood, snow, iceberg, urban growth, aviation and marine traffic, surveillance.  RF identification: security, antitheft, access control, product tracking, inventory control, keyless entry, animal tracking, toll collection, automatic checkout, asset management.  Broadcasting: amplitude- and frequency-modulated (AM, FM) radio, TV, direct broadcast satellite (DBS), universal radio system.  Automobiles and highways: collision warning and avoidance, GPS, blind-spot radar, adaptive cruise control, auto navigation, road-to-vehicle communications, automobile communications, near-obstacle detection, radar speed sensors, vehicle RF identification, intelligent vehicle and highway system (IVHS), automated highway, automatic toll collection, traffic control, ground penetration radar, structure inspection, road guidance, range and speed detection, vehicle detection.  Sensors: moisture sensors, temperature sensors, robotics, buried-object detection, traffic monitoring, antitheft, intruder detection, industrial sensors. Microwave Systems

Microwave Circuit Design Using Linear and Nonlinear Techniques,G. D. Vendelin,Microwave Systems  Wireless Applications:  Surveillance and electronic warfare: spy satellites, signal or radiation monitoring, troop movement, jamming, anti-jamming, police radar detectors, intruder detection.  Medical: magnetic resonance imaging, microwave imaging, patient monitoring, etc.  Radio astronomy and space exploration: radio telescopes, deep-space probes, space monitoring.  Wireless power transmission: space-to-space, space-to-ground, ground-to-space, ground- to ground power transmission. Microwave Systems

Microwave Circuit Design Using Linear and Nonlinear Techniques,G. D. Vendelin,Microwave Systems Microwave Transmission: Microwave Systems

Microwave Circuit Design Using Linear and Nonlinear Techniques,G. D. Vendelin,Microwave Systems  Fundamental Definitions  Noise Figure (NF)  Minimum Detectable Signal (MDS)  Dynamic Range (DR)  Spurious-free Dynamic Range (SFDR)  P1dBc  Intermodulation Distortion (IMD)  Third-order Intermodulation (TOI)  Noise Figure (NF):  Equivalently Noise Temperature:  When components are cascaded in a receiver: Microwave Systems  K=Boltzmann’s constant, =1.381×10−23J/K  B=bandwidth, Hz  T=Ambient temperature ( 290 K is the IEEE standard for room temperature )

Microwave Circuit Design Using Linear and Nonlinear Techniques,G. D. Vendelin,Microwave Systems Microwave Systems  Minimum Detectable Signal (MDS)  Dynamic Range (DR)  P1dBc

Microwave Circuit Design Using Linear and Nonlinear Techniques,G. D. Vendelin,Microwave Systems f1f1 f2f2 2f 1 -f 2 2f 2 -f 1 f1f1 f2f2 Microwave Systems  Intermodulation Distortion (IMD)  Third-order Intermodulation (TOI or IP3)  Spurious-free Dynamic Range (SFDR) SFDR refers to the output power range where no third-order products are observed.

Microwave Circuit Design Using Linear and Nonlinear Techniques,G. D. Vendelin,Microwave Systems Basic RF Transmitters and Receivers

Microwave Circuit Design Using Linear and Nonlinear Techniques,G. D. Vendelin,Microwave Systems  Cascading of circuit components produces an increase in noise figure as:  And reduction of TOI (IP3) as:  Example: Basic RF Transmitters and Receivers

Microwave Circuit Design Using Linear and Nonlinear Techniques,G. D. Vendelin,Microwave Systems CAD For Analysis  Three Forms to simulate:  1. Transient Time-domain Form  2. Harmonic Balance Form  3. Envelope Form (Including Modulation)  Each of these packages costs roughly $30,000 to $90,000, available from:  Ansoft: EESof, HFSS  Agilent: ADS  Applied Wave Research (AWR): MWOffice  Computer Simulation Technology (CST): CST-Microwave Studio  LN1T1: Due  Go to the website of microwave corporations such as Agilent, Hittite, Mini-circuits ….  Select five amplifiers including small signal and power amplifier.  Present introduced parameters.