Changes in telecommunications are impacting all types of user
group, which include business users, traveling users, small and
home OfficeS, and residential users. The acceptance rate of telecom-
munications and information services is accelerating significantly.
Voice services needed approximately 50 years to reach a very high
teledensity; television needed just 15 years to change the culture
and lives of many families; the Internet and its related services have
been penetrating and changing business practices and private com-
munications over the last 2 to 3 years.
标签：
Telecommunications
Handbook
The
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2020-06-01
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