In advertisements and in interviews, Keiji Tachikawa, chief executive and president of NTT DoCoMo, has been sketching out his vision of a next-generation digital cellular network to be initiated early next year, when DoCoMo plans to offer five types of wireless Internet access devices that will further blur the line between cell phones and computers.
For now Fidelity and Siebert have the best national footprint (all major metropolitan areas), using BellSouth's digital cellular network.
He built the city's first digital cellular network and poured money into customer service, helping the company win seven J.D. Power awards.
Handset manufacturers like Nokia, Motorola and Qualcomm, along with carriers like AT&T Wireless and Sprint, are all complying with a standard called the Wireless Application Protocol, or W.A.P., which optimizes the delivery of Internet data to small-screen devices over digital cellular networks.
Today, Tim Pozar and several of his friends are seizing the high ground, literally and figuratively, in a movement that could undercut the nation's cellular companies, which are investing tens of millions of dollars in top-down, heavily engineered, digital cellular networks.
Global system for mobile communications (GSM) is a standard developed by the European Telecommunications Standards Institute (ETSI) to describe protocols for second-generation (2G) digital cellular networks used by mobile phones.
Under a plan colleague Gerd Leonhard and I propose, con-sumers would pay a flat music licensing fee of $3 to $5 a month as part of a subscription to an Internet service provider, cellular network, digital cable service wireless carrier or other digital network provider.
Insurance companies that want to report and approve claims at accident sites hope to use digital cameras and the cellular network to transmit pictures of damaged cars, houses and boats, he said.
That led to difficulties when the nation's cellular network switched to digital from analog.
In mid-October, Isabella Products will introduce a service called Vizit that will let you send photos to its 11-inch LCD digital photo frame remotely, using a cellular network.
Qualcomm, the world's largest provider of wireless chipset and software technology, made its reputation and fortune by commercializing CDMA code division multiple access, a digital technology that allows different transmissions to share one cellular network.
