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 ...

GSM and CDMA are the two ways phones talk to cell towers. Pure GSM phones won’t work on a CDMA network, and vice versa. At home, on your home network, this isn’t an issue. When you’re travelling, ...

Benjamin is a business consultant, coach, designer, musician, artist, and writer, living in the remote mountains of Vermont. He has 20+ years experience in tech, an educational background in the arts, ...

The AWS frequency band has two parts, one near 1700 MHz and another near 2100 MHz. To avoid confusion with Europe's (quite different) "2100" band, Phone Scoop refers to AWS simply by the 1700 part, ...

CDMA 850 is CDMA technology operating in the Cellular (850 MHz) frequency band. Before the existence of GSM 850, the Cellular band was often referred to as the "800 MHz" band. "850 MHz" implies a ...

No audio available for this content. Figure 1. Initial GLONASS FDMA signals spectrum in L1 band. Image: Sergey Karutin GLONASS remains a core of Russia’s positioning, navigation and timing (PNT) ...

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 ...

For more than nine years, Telstra's CDMA network has formed the backbone of mobile phone services to rural and regional Australians. The service was launched in September 1999, and at its peak had ...

Trade regulators in Europe, Korea and Japan have upheld Qualcomm's right to several patents, the company said Wednesday. The decisions end nearly three years of challenges by Siemens, Motorola and ...

I have a question about Wi-Fi (802.11) wireless LAN technologies: Why bother? If you followed any of my recent trials or tribulations with Handspring's Treo 300, you know that I stumbled upon an ...