tdma

Unity is something more easily achieved as a goal rather than a reality. Let’s face it: It’s difficult to agree. Ask a husband and wife where they would like to …

CANCUN, Mexico-The big push to interoperate GSM and TDMA standards is well under way, allowing customers using either standard to roam around the world and giving U.S. TDMA operators a …

WASHINGTON-Even with President Clinton’s decision last week to dramatically improve global positioning system accuracy for civilians, vendors that offer a network-based E911 solution say their products are still valid. Meanwhile, …

In March 1999, when Ericsson and Qualcomm ended their intellectual-property-rights deadlock over CDMA patents and jointly agreed to support approval in standards bodies of the tri-mode CDMA third-generation standard, industry …

BUCHAREST, Romania-Due to the analog transmission and the lack of value-added services, NMT 400 systems in Eastern Europe-which enjoyed great success during the last two decades-have suffered in recent years. …

DENVER, United States-The CDMA Development Group said it expects handset makers to introduce commercial CDMA handsets with subscriber identity modules by the end of the year to allow global roaming. …

SAO PAULO, Brazil-Anatel, Brazil’s telecommunications regulatory agency, will not divulge the frequency band-either 1.8 GHz or 1.9 GHz-that band C cellular telephony operators will use until after the World Radiocommunication …

Code Division Multiple Access technology is gaining some momentum in Europe. Lucent Technologies Inc. and Qualcomm Inc. announced they will cooperate with Hungarian Nordic Mobile Telephone operator Westel Radiotelephone Ltd. …

The CDMA Development Group said it expects handset makers to introduce commercial Code Division Multiple Access handsets with subscriber identity modules by the end of the year to allow for …

A growing number of operators, vendors and analysts are not convinced EDGE technology will make significant inroads in Europe. “In Europe, I’m not expecting a major deployment of EDGE,” said …

Since its exit from the highly competitive U.S. mobile handset market in late 1998, Siemens AG has vowed to return. The German manufacturer will make its comeback this summer, but …

SigmaOne SigmaOne Communications Corp., a provider of location systems and services for wireless carriers and the wireless Internet, reported the development of the company’s wireless location system for Global System …

DENVER, United States-AT&T Wireless Services’ two largest affiliates, TeleCorp PCS and Tritel, agreed to merge in an all-stock, tax-free transaction. The deal is valued at about US$5.3 billion. Both carriers …

Alcatel China. For GSM network extensions in Jilin, Zhejiang, Ningxia and Shaanxi provinces. Value: US$80 million Germany. With T-Mobil for a network extension. Value: US$71.2 million Kosovo. With the Kosovo …

BUENOS AIRES, Argentina-With four operators competing nationwide, Chile boasts a wireless client base that grew 175 percent during 1999, thanks to the implementation of calling party pays. CPP also has …

DENVER, United States-SBC Communications said it will convert the remaining Ameritech wireless properties it owns from CDMA technology to TDMA technology. SBC and Ameritech merged last year and sold 20 …

BUENOS AIRES, Argentina-A change in the Argentine cellular telephony scene will take place in April when the current regional duopoly model is replaced by national competition among four operators. In …

MONTREAL-The transmission was delayed 20 minutes because the test PC had crashed. And the picture quality, to put it kindly, was choppy. Nevertheless, in February, Rogers AT&T Wireless and Ericsson …

Handsets Philips Philips introduced several new handsets. The Ozeo GSM dual-band mobile phone offers a new user interface and a large LCD display with five text lines. The carousel icon …

NEW YORK-Smart cards must overcome a chicken-and-egg problem before they can expand their use in wireless devices beyond their established role as subscriber identification modules in Global System for Mobile …

SBC Communications Inc. said it will convert the remaining Ameritech Corp. wireless properties it owns from Code Division Multiple Access technology to Time Division Multiple Access technology. SBC and Ameritech …

Handsets from Nokia Corp. and Code Division Multiple Access technology dominated the U.S. cellular and personal communications services industry in 1999, while international powerhouse L.M. Ericsson struggled to keep its …

DUBLIN, Ireland, and BELLEVUE, Wash.-Building on their recent interoperability agreement, the GSM Association and the Universal Wireless Communications Consortium agreed to work together for common global service requirements, which include …

There is a chink in Nokia Mobile Phones’ armor, and it is the vendor’s market share in the cdmaOne handset business. While Nokia sells the most popular handsets in the …

Brazil’s spectrum choice in auctioning new personal communications services licenses could be an important decision for the GSM community as it struggles to gain inroads into Latin America. The Brazilian …