Industry News

Analysis and Design of a One-twelfth Wavelength Three-section Directional Coupler

This article describes the design and development of a three-section 10 dB backward wave directional coupler at Ku-band. The approach demonstrates a two-third reduction in the line length of each section, compared to the traditional approach. The simul...
Presently, the trend in satellite communication is focusing on high frequencies with wider user bandwidths. Directional couplers are an integral part of onboard as well as ground applications, either for combining or splitting power. Planar directional couplers, using coupled microstrip lines, are commonly used for different coupling values.1 Couplers...
Read More

AT&T Sells 2.5 GHz Spectrum To Clearwire For $300 Million

Sale Fulfills Commitment Of AT&T-Bellsouth Merger
AT&T Inc. announced last month an agreement to sell to Clearwire Corporation, a national provider of wireless broadband Internet access, all 2.5 GHz spectrum currently licensed to, or leased by, BellSouth, now the new AT&T. For AT&T, the deal follows through on a commitment of the AT&T-BellSouth merger. The...
Read More

IBM Gets $4 Million Wireless Contract From Brownsville, Texas

IBM Will Help Brownsville Develop A Network To Empower City Groups
IBM has entered into a $4 million agreement with Brownsville, Texas to develop and implement a WiMAX-Wi-Fi municipal wireless network that will primarily serve to improve operational efficiencies within city agencies. “They’re really focusing on the real business value of these network,” said Riz Kaliq, global business executive for...
Read More

Agilent Technologies Unveils World’s First Integrated Mobile WiMAX Test Set

Agilent Technologies Inc. has introduced the Agilent E6651A Mobile WiMAX Test Set, enabling designers and manufacturers to accelerate time-to-market for their IEEE802.16e subscriber products. Created in conjunction with Innowireless Co. Ltd., this breakthrough product is the first in an ongoing collaborative effort that combines the engineering leadership of both...
Read More

Agilent Technologies And Beceem Communications To Develop High-Speed Manufacturing Test Solutions For Mobile WiMAX Devices

Agilent Technologies Inc. and Beceem Communications have announced that they have signed an agreement to develop high-speed manufacturing test solutions for mobile WiMAX devices based on the IEEE 802.16e-2005 standard. Agilent will initially develop a new test system based on the MXA Signal Analyzer and MXG Signal Generator for...
Read More

Chunghwa Telecom Selects Alcatel-Lucent To Build Taiwan’s First Universal WiMAX 802.16e-2005 Network

Alcatel-Lucent has announced it was selected by Taiwan’s largest telecommunications provider, Chunghwa Telecom, to deploy Taiwan’s first Universal WiMAX (802.16e-2005) network. The new wireless broadband network will enable Chunghwa Telecom customers in the central commercial district of the densely populated metropolitan area of Taoyuan county to access applications such...
Read More

Alvarion Unveils OPEN WiMAX TM Optimizing The Deployment Of WiMAX Networks

Alvarion recently unveiled its OPEN WiMAX ecosystem revolutionizing the deployment of WiMAX networks. The operator centric, all IP best-of-breed ecosystem is open and standards-based, enabling the optimization of WiMAX networks from core network equipment to consumer electronics, service offerings, and even the end-user's experience. Moreover OPEN WiMAX enables network...
Read More

Adaptation of a GMIC Process to Microwave Office Using a Process Development Kit from Applied Wave Research

The glass microwave integrated circuit (GMIC) process, provided by M/A-COM, Tyco Electronics UK Ltd., has been adapted to Microwave Office (MWO) with the Process Development Kit (PDK) from Applied Wave Research (AWR). GMIC elements have been written in...
Applied Wave Research (AWR) offers customization tools for particular processes to the Microwave Office (MWO) design environment. The tools needed to adapt a custom process to MWO are a text editor, Model Wizard, the Source Development Kit (SDK) and a MS Visual C++ compiler. The MWO plug-in Model Wizard...
Read More