Korea marks 30 years since world’s first CDMA launch

South Korea marked 30 years since becoming the first country to commercialize code division multiple access -- more commonly ...
Nature

Optical Code Division Multiple Access Systems

Optical Code Division Multiple Access (OCDMA) systems represent a cutting‐edge approach to broadband communications, enabling simultaneous data transmission from multiple users over a single optical ...
AFCEA

APIC to Design Optical Code Division Multiple Access Network

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 ...
Digital Trends

CDMA vs. GSM: Communication standards explained

Understanding the difference between Code Division Multiple Access (CDMA) and Global System for Mobiles (GSM) — two legacy radio telecommunications standards — is becoming less and less critical for ...
Electronic Design

Fundamentals of Communications Access Technologies: FDMA, TDMA, CDMA, OFDMA, and SDMA

Access methods are multiplexing techniques that provide communications services to multiple users in a single-bandwidth wired or wireless medium. Communications channels, whether they’re wireless ...
EDN

CDMA tutorial, part 1: CDMA and WCDMA

This series is excerpted from “Mobile Broadband Multimedia Networks: Techniques, Models and Tools for 4G.” Order this book today and receive an additional 20% discount. Click here ...
GPS World

GLONASS CDMA signals now on L1, L2

No audio available for this content. GLONASS satellites traditionally use L1 and L2 frequency division multiple access (FDMA) signals. FDMA is characterized by a different transmit frequency for each ...