Results 231 to 240 of about 767,174 (271)

Technological substitution in mobile communications

Journal of Business & Industrial Marketing, 1997
Asserts that innovation, which plays a key role in product and process improvement in many companies, is the very lifeblood of high technology firms. Considers that because technological change is a function of the economic growth model then technological substitution must be a sub‐function of this model.
William C. Johnson, Keith Bhatia
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When mobile communication technologies were new

Endeavour, 2009
In the 19th century, mechanical hearing aids opened up new possibilities for controlling sound waves and managing conversations. Components and ideals from these acoustical instruments became part of the foundation for electroacoustics, the conversion of sounds into "signals".
openaire   +2 more sources

Evolutionary Perspective of Mobile Communication Technologies

2018 International Conference on Computer and Applications (ICCA), 2018
At the present time participants are looking for an appropriate package that includes all the advanced features because they have become recognizable with the evidence of mobile phone technology. At present, it is developing very rapidly and addresses all mobile and wireless communications fields. This makes the most important goal of cell phone giants
Heba Mohammed Fadhil   +1 more
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Circuit Technology tor Mobile/Personal Communications

24th European Microwave Conference, 1994, 1994
This paper reviews the microwave circuit technology recently developed by NTT Mobile Communications Network Inc. (NTT DoCoMo) for mobile/personal communication systems. The circuit construction techniques of highly efficient power amplifiers and high speed frequency synthesizers, which are the keys to achieve new sophisticated systems, are focused on ...
Toshio Nojima   +2 more
openaire   +1 more source

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