Journal of Communications
Progress of digital wireless communications and recent trends in standardizations are reviewed, addressing the main features and driving factors of innovations. This progress is driven by research on information theory, inventions of communication technologies, and advances in semiconductor technologies. Trends of technology integration and system integration are observed. It is also observed that innovations have been done in a concatenated manner; innovative systems and technologies are developed, influencing each other and causing further innovations. It is expected that wireless communications will keep playing important roles in the networked knowledge society in the 21st century.