Information Portal "RF Design"
Информационный Портал "РЧ Дизайн"
Наиболее интересные статьи 2007 в журналах:
"RF Design", "High Frequency Electronics", "Microwave Journal", "Microwaves & RF", "Microwave Product Digest"

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High Frequency Electronics


High Efficiency, High Linearity, GaN HEMT Amplifiers for WiMAX Applications (p. 18)
U. H. Andre, R. S. Pengelly, A. R. Prejs, S. M. Wood, and E. J. Crescenzi

Circuit Extraction Techniques Provide Faster Interconnect Modeling & Analysis
Michael Heimlich (p. 44)

Modern Coaxial Cables Emphasize Precision and High Reliability (p. 54)
Gary Breed


RF SiP Design Verification Flow With Quadruple LO Downconverter SiP
HeeSoo Lee and Dean Nicholson

CAD Analysis of Microstrip Lines Using Micromachining Techniques
Kamaljeet Singh and Surendra Pal

Simulating and Designing an RF Transmitter for Small Satellites
Mohamed Kameche and Samir Kameche

A Tutorial Introduction to Optical Modulation Techniques
Gary Breed

Understanding Base Biasing Influence on Large Signal Behavior in HBTs
Byoungyong Lee and Larry Dunleavy


Microstrip Design in a Silicon Technology Using Closed Form Analytical Expressions
Ain Rehman

An Overview of Microwave Sensor Technology
Jiri Polivka

Miniature Direction-Finding Antenna Array
Joseph R. Jahoda

Using Today's Test Equipment: Suggestions for New Engineers
Gary Breed


Spacially Selective Antenna for Very Close Proximity HF RFID Applications - Part 2
Boris Y. Tsirline

Material Science Paves the Way to Smaller High Frequency Inductors
Taiyo Yuden

Wireless Ad Hoc Networks: Basic Concepts
Gary Breed

Designing Resistive Unequal Power Dividers
Greg Adams


Spatially Selective Antenna for Very Close Proximity HF RFID Applications—Part 1
Boris Y. Tsirline

WiFi Networks Gain Ground While WiMAX Gets Ready
Gary Breed

Base Station Receiver Design Using a Direct-Conversion I/Q Demodulator
James Wong, Min Zou, Doug Stuetzle, and Sunny Hsiao

Basic Principles of Electrically Small Antennas
Gary Breed

A Design Tool for Improving the Input Match of Low Noise Amplifiers
Dale D. Henkes


Statistical Analysis of Microwave Circuits Predicts Real World Performance
Anurag Bhargava

Inverse Modeling Estimation Algorithm for Multi-Carrier High Power Amplifiers
Mohamed K. Nezami, Ph.D.

Design of X-Band High Power Cascade Amplifier
Yeap Yean Wei, Tan Soon Hie and Goh Cher Hiang

Visions for 4G: Many Ways to Achieve Integrated Wireless Connectivity
Gary Breed


Microwave Journal


An Extremely Miniaturized Microstrip Bandpass Filter
In-ho Kang and Haiyan Xu

High Q Ceramic-Loaded Tunable RF Cavity Filters
Jim D’Ostilio

A Printed Heart Monopole Antenna with Band-rejected Characteristics for IEEE 802.16a and UWB Applications
Wen-Shan Chen and Sheng-Che Wu

An Adaptive WiMAX Antenna for Indoor Use
T. Korosec, P. Ritosa, B. Batagelj and M. Vidmar

100 W GaN HEMT Modeling
Yusuke Tajima

An Adaptive Baseband Digital Predistortion System for an RF Power Amplifier
J. Zhou, S. Ming, J. Zhao, C. Ming and L. Zhang

Efficiency Comparison of a Digitally Predistorted and a Feed-forward Linearized Doherty Amplifier with Crest Factor Reduction
Wan-Jong Kim, Kyoung-Joon Cho and Shawn P. Stapleton, and Jong-Heon Kim


An Extremely Miniaturized Microstrip Bandpass Filter
In-ho Kang and Haiyan Xu

High Q Ceramic-loaded Tunable RF Cavity Filters
Jim D’Ostilio

A Printed Heart Monopole Antenna with Band-rejected Characteristics for IEEE 802.16a and UWB Applications
Wen-Shan Chen and Sheng-Che Wu

An Adaptive WiMAX Antenna for Indoor Use
T. Korosec, P. Ritosa, B. Batagelj and M. Vidmar

100 W GaN HEMT Modeling
Yusuke Tajima

An Adaptive Baseband Digital Predistortion System for an RF Power Amplifier
J. Zhou, S. Ming, J. Zhao, C. Ming and L. Zhang

Efficiency Comparison of a Digitally Predistorted and a Feed-forward Linearized Doherty Amplifier with Crest Factor Reduction
Wan-Jong Kim, Kyoung-Joon Cho, Shawn P. Stapleton, and Jong-Heon Kim


The Design of a Band-rejected Cross Semi-elliptic Monopole Antenna for UWB Applications
Wen-Shan Chen and Mao-Kai Hsu

A Varactor-tunable Filter with Constant Bandwidth and Loss Compensation
B. Kapilevich

A Feed-forward Amplifier Using an Equal Group-delay Signal Cancellation Technique
Chul-Dong Kim, Yong-Chae Jeong, Dal Ahn and Ik-Soo Chang

Designing Modules for Concurrency in Multimedia Co-design
Michael Heimlich

An Enhanced Doherty Amplifier Design Based on the Derivative Superposition Method
K.J. Cho, W.J. Kim and S.P. Stapleton, J.H. Kim, J.Y. Kim, B. Lee, J.J. Choi and J.C. Lee

CMOS Oscillator Design Considerations
Louis Fan Fei, Garmin International

A Practical Method for Determination of HBT Thermal
Sami Bousnina

Design of Three-line Multi-layer Microstrip Directional Couplers at HF for High Power Applications
Abdullah Eroglu


RF, Analog and Digital Systems Converge for Next Generation Electronics
Zoltan J. Cendes

The LXI Standard: Past, Present and Future
Richard Mumford

Redefining Dynamic Range for Today’s Digital RF World
Marcus Dasliva

Analysis and Design of a One-twelfth Wavelength Three-section Directional Coupler
K. Singh, V. Vinayakarohit,
R. Ramasubramanian and S. Pal


Concept and Method of High Efficiency in a Precision Ka-band Subminiature Coaxial Connector
Jae-Ho Yoon, Won-Yong Cho, Ah-Rah Koh, Seung-Jun Lee, Bhanu Shrestha, Gary P. Kennedy and Nam-Young Kim

EM Enables Classic Filter Technique
Randy Rhea

A 40 to 900 MHz CMOS Broadband Differential LNA for a DTV RF Tuner
D.R. Huang, Y.K. Chu and C.L. Lu

A Compact Microstrip Stepped-impedance Resonator and Filter
Jian-kang Xiao, Shi-wei Ma, and Ying Li

Design of a Novel Quad-band Microstrip BPF Using Quarter-wavelength Stepped-impedance Resonators
Chung-I G. Hsu, Ching-Her Lee and He-Kai Jhuang

A CMOS Frequency Synthesizer with Self-biasing Current Source for a 5 GHz Wireless LAN Receiver
C. Quemada, H. Solar and G. Bistuй


The Use of Broadband Military Antenna Technology in Modern Communications Systems
Microwave Journal

A 60 GHz Millimeter-wave CMOS RFIC-on-chip Dipole Antenna
H.R. Chuang, S.W. Kuo, C.C. Lin and L.C. Kuo

A Triple-band Polygonal Slot Antenna for WiMAX Applications
Wen-Shan Chen and Bao-Hung Kao

The Requirements and Procedures for Testing WiMAX Equipment
Jan E. Prochnow

Broadband Design of a Small Non-symmetric Ground λ/4 Open Slot Antenna
Wen-Shan Chen and Kuang-Yuan Ku

Dual-band Assembly of Integrated Short Backfire Antennas
H.D. Hristov, R. Feick, R.J. Urumov and G.S. Kirov

Memory Effect Minimization and Wide Instantaneous Bandwidth Operation of a Base Station Power Amplifier
Jeonghyeon Cha, Ildu Kim, Sungchul Hong, Bumman Kim, Jong Sung Lee and Han Seok Kim

A Low Profile Multi-band U-shaped Aperture-coupled Microstrip Antenna with a Coil
Yong-Woong Jang and Hyun-Chul Go

Microwaves & RF


Optimized Transceiver Aids Broadband Wireless Access
Wei Kang, Wei Hong, and Jianing Zhao

Small Synthesizers Arm Practical EW Trainers
Dennis Gable

Checking Capacity For MIMO Configurations
Jesper Thaysen and Kaj B. Jakobsen

PLL Synthesizer Tunes DCS1800 Band
Mohamed Kameche, Mohammed Feham, and Samir Kameche


Multiple Antennas Arm Effective MIMO Systems
Jesper Thaysen and Kaj B. Jakobsen

Protocol Dictates Requirements For RFID ICs
Dr. Lawrence Williams, Z.Y. Daniel Wu, and Minhong Mi, Ph.D.

Achieve First-Pass LTCC Design Success With DFM
Heesoo Lee, Koon Shee, and Gustavo Leizerovich

Evaluating Trimmer Capacitor Choices
Scott Newman

Analyze Matching Networks For Low-Noise Amplifiers
Vladimir Aparin

Technique Sets Standard For Balanced VNA Tests
Yassen Mikhailov

Mobile WiMAX Promises Portable Broadband Wireless
Joshua Raha, and Mark W. Andrews


Spiral SIRs Form Dual-Band Filter
Chung-I G. Hsu, Ching-Her Lee, He-Kai Jhuang

Developing Designs For RFID Transponder Using DTMOS
Y.K. Teh, M.B.I. Reaz, A. Kordesch

Monitor And Control Base-Station Power Amps
Liam Riordan

Controlling LO Leakage In Passive FET Modulators
Ron Gatzke, Kathiravan Krishnamurthi, Stephen P. Jurgiel


Multilayer Baluns Break Size Barrier
Niels Kirkeby

Design Coupled Microstrip Resonators For MRI
Nasreddine Ben Ahmed, Rachid Bouhmidi, Nadia Benabdallah, and Dr. M'hamed Khelif

PCTF Approach Saves MW/RF Component/Module Costs
Nahum Rapoport

Designing Wideband RF Impedance Transformers
Antonio Alves Ferreira, Jr., Jose Antonio Justino Ribeiro, and Wilton Ney Do Amaral Pereira


Tackle Wideband RF Switching With PIN Diodes
Chin-Leong Lim

Reviewing RoHS Compliance For Harsh Environments
Richard A. Anderson

Bluetooth Bolsters UWB Performance
Tom Siep


Avoid Large Amplitude Errors In Spectrum Analysis
Joe Gorin

Evaluate Accuracy Of Portable VNAs
Nick Ridler and Nils Nazoa

Sigma-Delta Synthesizer Steps Across Multiple Standards
Tom Riley, Seste Dell'Aera, and Norm Filiol

Microwave Product Digest


New Filter Synthesis Software Designs Space Efficient Interdigital Filters
Dale D. Henkes

Use of AVX Thin-Film RF Capacitors as Band Reject Filters
Michael Dakhiya and Avital Yaish

Determining the Proper Oscillator for Wireless Applications
LeRoy Sutter

Cost and Performance Benefits of Cascading Single Junction Circulators for Duplex Applications
Dr. Anuj Srivastava

Benefits of RFMD® Power Flattening Circuit
Bobby L. Johnson

Innovative RF Filter Technologies: Guardrails for the Wireless Data Highway
Robert Aigner


Modern Tools for Today’s Radio
John Barfuss

Rugged Military Amps Match Power to Power Supply
BC Systems

Continuous Data Storage and Replay Unit
Dr. Suman Ganguly, Mr. Slavisa Zigic, and
Mr. Brijesh Sirpatil

Powering Homeland Security Technologies
Michael A. Stout

Intelligent Representation of Semi-Anechoic Chamber Wall Cuts Electromagnetic Simulation Time 95%
Gwenaлl Dun and Paul Duxbury

Recent Advances in Phase Locked Dielectric Resonator Oscillators
John Odell

High Frequency + High Reliability = Thoughtful Component Consideration
Jerry Seams

Radiating Cable Antenna Systems
Tom Goodwin and Ray Schwartz, M/A-COM

10 GHz Noise Source Opens Eyes
Ed Garcia, President, NoiseWave Corp

Technique Determines True Differential Device Performance
Yassen Mikhailov

Interconnect Technologies for Ultra Low Loss L-Band Transmission Lines
Luis Torres and Stan Hardin

New Active Dual-band Antennas for Satellite Communication
Arsen Melconian

Waveshaping for High Power Class “C” RF Amplifiers
Peter Petropoulos


Making Monte Carlo Simulations Viable within an RFIC Design Flow
Andy Howard, Thomas Miller, and Richard Lazansky

Wideband A/D Converter Front-End Design Considerations: Amplifier or Transformer Drive for the ADC?
Rob Reeder and Jim Caserta

Using LINC2 with Sonnet® EM Software Enhances Simulation Accuracy
Dale D. Henkes

BVS BumbleBee Tablet Simplifies Radio Frequency Power Measurements
Sandeep Natekar

Synthesized Signal Generator Combines High Performance, Low Cost
dBm, LLC

Simplify Data Acquisition with an Ultra Wideband High Linearity Track-and-Hold Amplifier
Michael Hoskins


Practical Techniques for Measuring Interference in Next-Generation Handsets
Wayne Smith and Tim Masson

Evolving Oscillator Technology Answers Microwave Application Needs
Roger Burns

Wideband VCOs Combine Low Phase Noise and High Output Power in Rugged, RoHS Compliant Modules
Mark Fallica

Broadband EM Field Measurement Takes a Leap Ahead
Bob Johnson

New High Frequency (80 to 135MHz) Low Noise OCXO Improves System Performance
Ken Hennessy

Low Skew, 250 MHz 1.2V-2.5V Clock Buffers for Reference Clock Distribution in Low Power Networking Applications
Kay Annamalai


Modeling 3G/WCDMA/HSDPA Handset Transmit System
Chris W. Liu

High Quality Portable Audio without Wires
Bшrge Strand

Basic Theory of Composite Filters
RLC Electronics, Inc

Models Help Designers Specify New High-Power Devices
Beatrice Branger, Jean-Marc Coupat, Sandra Gendraud, and Nelsy Monsauret

Integration of Waveguide and Coaxial Components
Brent Waddoups

RF Safety: New Tools Provide Peace of Mind
Robert Johnson


High Input Analog Bandwidth Track and Hold Amplifiers for Digital Sampling and Radar Applications
Loi Nguyen

Highest Performance DSM PLL for Space and Military Applications
Gary Wu

RFMD® GaN Technology Meets Future Wireless Market Demands - Today
David Aichele and Jay Martin

Latest Advancements Lend Active Mixers to New, Broader Applications
Wes Boyd


RF Design


Implantable Ultralow-power Radio Chip Facilitates In-body Communications
Peter D. Bradley

MIMO WLAN Test Methodologies for Manufacturing
Dick Walvis and Sireesha Mallipeddi

How to Determine an Effective Damping Factor for a Third-order PLL
Ken Gentile

Highly Efficient Amplifier Shows the Promise of Doherty Architecture
Christopher Burns


Tackling Complex Signal-Processing Tasks for 3G LTE
Ashok Bindra

Low Additive Noise Frequency Tripler
Bogdan Sadowski

Reducing RF Design Cycles Through Improved Design Methodologies
Per Viklund

Miniaturized HF Direction-Finding Antenna System is Portable
Joseph R. Jahoda

Selecting the Right Signal Analyzer
Mark Elo


Using MCPAs as Active Combiners for Optimizing the 3G Transition
Christopher Zappala and Jeffrey Strahler

Speeding up Manufacturing Test of WiMAX Equipment
Christian Olgaard

Selecting the Right Signal Combiner
Tony Ramsden

Converter Performance Approaches Software-Defined Radio Requirements Apr 1, 2007 12:00 PM, By Brad Brannon

Locating SSC Errors Using Modulation Profiles
Mike Hertz


Adopting Multi-antenna Signal Processing in Wireless Networks
Steven Glapa

Benefits of CSS Technology in European DBS Systems
Bill Windsor and Peter Wong

CAD Implementation of DR-based Oscillator Using Non-linear Analysis
Kamaljeet Singh and Surendra Pal

Characterization of Non-uniform Devices Using Back-to-back Measurements
Hatem Akel


Meeting Mobile WiMAX Performance Requirements
David Patterson and Lars Johnsson

Designing Broadband WiMAX PA Using GaN Power Transistors

Removing the Interstage Transmit SAW in WCDMA
Tajinder Manku

Arrival-Time Detection Reduces PLL Jitter
Wen Lin

RF Wireless Burst Analysis Using Oscilloscopes
Mike Hertz


GaN power transistors poised for growth, LDMOS promises to maintain lead
Ashok Bindra and Mark Valentine

Log Amps and Directional Couplers Enable VSWR Detection
Anil Rachakonda and Larry Hawkins

Advanced SDR Platform Eases Multiprotocol Radio Development
Louis Belanger

Multimode RF Transceiver Advances WEDGE Radio System
James A. Crawford

Meeting the Testing Challenges of Wi-Fi-Enabled Devices
Charles Wright and Jeff Abramowitz

Splitting the Grid for Optimal Dynamic Range and Signal Integrity
Mike Hertz

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