May 13, 2008

Enabling seamless WiMAX fabric
Chipsets are emerging that add WiMAX capability to mobile PC and cellphone applications, while lab and production test equipment evolves to keep pace. Read More

Testing toward secure networks
When you make an online transaction or use a bank's teller machine, you trust that the financial institution's networks will protect your valuable information. Data centers of major financial institutions and other businesses use security platforms from Crossbeam Systems to protect their networks and your data. Read More

100-Gbps Ethernet: In demand now
John D'Ambrosia of Force10 Networks is chair of the IEEE P802.3ba Task Force, whose job is to develop a standard for 40-Gbps and 100-Gbps communications links. Martin Rowe spoke to D'Ambrosia about the project and the growing demand for more bandwidth. Read More

Measuring phase and amplitude at microwave frequencies
Why vector network analysis? That's the question posed by author Michael Hiebel near the beginning of "Fundamentals of Vector Network Analysis, 2nd ed.," his hefty hardcover book that answers the easy as well as the difficult questions regarding RF measurements. 
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Check electronics success with RF/microwave test
As more and more wireless capabilities are added to various consumer products, including automotive systems, RF/microwave testing gains increased importance. Manufacturers of cellular, Bluetooth, and WLAN devices need to ensure their products meet customer demands and also conform to the governing standards. Read More

Hybrid addresses RF test
Dr. Francesco Lupinetti of Aeroflex explains why his company developed a hybrid system for high-performance testing. Read More

The bigger, the better
John Anians is a senior engineer at Tellabs, where he and others perform product evaluations on digital cross-connects. When he develops a test bed and test plan, Anians does his best to emulate the network configurations that customers will use. Read More

Simulate and develop wireless systems
Communications Blockset 4.0 extends Simulink from The MathWorks by adding code generation for simulating and designing the physical layer of wireless systems such as WiMAX. Read More

EXFO launches IP triple-play module for field tester
The AXS-200/650 IP triple-play application module from EXFO Electro-Optical Engineering simplifies the installation and troubleshooting of Ethernet-based triple-play services. Read More

Spirent's test system supports all A-GPS test cases
Spirent Communications announces that its UMTS Location Test System (ULTS) now offers full certification testing of 3G Partnership Project s Assisted GPS RF Minimum Performance test cases for both W-CDMA and GSM devices. Read More

What do you know about rise time?
Answer our May oscilloscope challenge question correctly, and you could be eligible to win a prize.

Question: Why do the rules for rise time differ in analog and digital oscilloscopes?
Prize: TomTom ONE GPS
Sponsor: Yokogawa

Take the Oscilloscope Challenge

Industry calendar of events
Upcoming events include the International Microwave Symposium and NXTcomm, both scheduled for June. For more information about these and other test-related events, visit our online calendar.