31.   Johnson is now negotiating with officials in Senegal and Nigeria, hoping to slowly extend his wireless data network across the continent.

32.   Its Ricochet network service provides subscribers with wireless data communications and access to the Internet via portable and desktop computers, using an unlicensed portion of the radio spectrum.

33.   Last month, Verizon Wireless and Microsoft said they will both sell wireless data services to customers with Web-enabled personal digital assistants and phones.

34.   McCaw Cellular Communications also helped the Seattle district in a pilot project providing wireless data links between classrooms.

35.   Many users are deterred from trying wireless data communications by the lack of standard modems, cables, software and phones.

36.   Mobile wireless data devices have long been an object of desire in the industry, but have been slow to take off.

37.   Microsoft officials say their goal has been to gain a foothold in new media, from interactive digital television to advanced wireless data communications.

38.   Nextel also plans to use the airwaves to sell wireless data services, such as letting customers hook up to the Internet.

39.   Nor are consumers flocking in droves to the current wireless data offerings that let you do things like get weather reports and stock quotes on cellphones.

40.   Nielsen blamed the phone companies that offer wireless data services for giving people unrealistic expectations for WAP phones.

a. + datum >>共 1190
economic 12.11%
new 4.59%
financial 2.65%
personal 2.48%
recent 2.15%
high-speed 1.59%
sales 1.36%
raw 1.19%
scientific 1.16%
available 1.14%
wireless 1.05%
wireless + n. >>共 398
phone 10.78%
communication 8.62%
network 7.21%
service 6.98%
technology 4.41%
device 4.11%
company 3.73%
carrier 2.77%
access 2.42%
datum 2.22%
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