Mobility

Multi-Layered Ring Log-Periodic Antennas Array Design for GPS Systems

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Executive Summary

The telecommunications sector knew an unprecedented growth and diverse services (mobile phone, multimedia services, etc.) are being offered by many systems (cellular system, multimedia, wireless data transfer, satellite system, etc.). While seeking to optimize the radio electric performances of an antenna, the authors must adapt it to the most recent applications (space communications, mobile communications and wireless communications or antennas for cars) and fulfill the integration requirements for terminals architecture. The antenna must improve the total radio terminal performances.

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