Du er ikke logget ind
Beskrivelse
A revised and updated text on the various propagation and antenna problems associated with personal communications. New material includes: the propagation characteristics associated with the FLEX paging, GSM, IS-95 CDMA, Japan's PHS telephony, and EUREKA-147 digital broadcasting protocols; expanded sections on multipath wave propagation including diversity reception, plus a section on PCS channel protocols; sections covering RF exposure standards and compliance, near-ground yagi antennas, and two-way messaging system design; and problem-and-solution sets at the end of each chapter.