Optical Code Division Multiple Access (OCDMA) systems enable simultaneous transmission of multiple data streams over a shared optical medium by assigning each user a unique code sequence. Rather than ...

APIC Corporation, Culver City, California, recently announced that it has received a U.S. Naval Air Systems Command Small Business Innovation Research Phase I contract to design an integrated optical ...

In Interleave Division Multiple Access (IDMA), users are assigned with specific inter-leavers instead of PN-sequences as in case of Code Division Multiple Access (CDMA) systems to differentiate ...

This bestseller provides you with an up-to-date introduction to third generation (3G) mobile communication system principles, concepts, and applications. The book clearly presents the basics of UMTS ...

The original GPS signals, and indeed most GPS signals including L5, utilize conventional pseudonoise (PN) signal code division multiple access (CDMA), some with both in-phase and quadrature-phase ...

Wideband CDMA is a third-generation (3G) wireless standard which allows use of both voice and data and offers data speeds of up to 384 Kbps. The frequency bands for WCDMA are as follows: Europe and ...

YARMOUTH, Maine—AT&T will phase out its 2G networks by 2017, setting a long-anticipated timeline for the “sunset” of the technology and giving the alarm industry a target date to upgrade cellular ...