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This is the second of a two part series that discusses certain fundamentals in Voltage-Controlled Oscillator design. A voltage controlled oscillator or VCO is an oscillator that can be frequency controlled by an external voltage. The external voltage is called a tuning voltage and it is typically connected to...

In this paper we present the new patent pending transmission line technology, PMTL™ that promises to revolutionize PCB and CMOS interconnects as well as improving the fidelity of testing connectivity and parallelism across the spectrum. We will compare the electrical performance of the PMTL™ with other similar transmission lines...

Commercial radio technology has reached an inflection point, similar to the transition from analog to digital, when we invented a whole range of digital technology; now we’re moving from single carrier technologies, where we transmit one digital symbol at a time, to a new paradigm, where we’re potentially transmitting...

A number of new technologies are being combined by the telecommunications industry as it prepares for the next generation of mobile services. One of the key changes is the choice of OFDM for the air interface. This paper will describe OFDM and show why it has the ability to...

C-MAC MicroTechnology has been awarded AS9100, the leading aerospace Quality Management Systems accreditation, for its site in Great Yarmouth, UK. The award recognizes the company’s continued commitment to excellence, quality and reliability across a wide range of technologies and the full range of design, manufacturing and test activities that...

Andrew , the CommScope Inc. division, and its representative in Chile, Raylex , have signed a broad cooperation agreement with Entel PCS , one of the mobile telephony leaders in Chile, with regard to expanding the operator’s cellular network in that country. Under the multi-year agreement between the companies,...

Nazish Aslam , a student from the Institute for System Level Integration (iSLI), has won Student Engineer of the Year at the Elektra Awards, which were presented recently in Munich, Germany. This is the second year in a row that a student from iSLI has won the prestigious award,...

Motorola Inc. has officially opened its Innovation Center inside the company’s Wangjing Campus in Beijing, China, to showcase its latest products, technologies and solutions. This center is the company’s second in the Asia-Pacific region following the first in Singapore, which was established in 2007. These centers reflect Motorola’s efforts...

Anaren Inc. announced, in unison with CSR , it has achieved a design win on CSR’s UniFi UF1050 b&g Wi-Fi chipset; optimized for the CSR application, the matched-balun approach results in a solution boasting 65 percent fewer discrete components even as it saves additional board space. Anaren’s “0404” balun...

While a large majority of owners use their mobile phones for voice calls and short message services (texting) only, a growing number are using bandwidth-hungry applications such as Web browsing, music downloads and streamed video. The current explosion in wireless data use has been fuelled partly by the introduction...