Brief introduction to BB5 RF chip AHNEv1Overview of BB5 RF chip AHNE circuitOnline training course Training target: All Nokia Customer Service Centers (NCPs) in China Course production: Nokia China CUSTOMER CARE training teamProducer: Qiu FugangProduction time: March 2007Version: V1.0Company Confidential1 2005 Nokia V1-Filename.ppt / yyyy-mm-dd / Initials Main content of AHNE RF chip circuit training:Main content: Training course objectiveIntroduction to AHNE RF chip circuitTraining summaryCompany Confidential2 2005 Nokia V1-Filename.ppt / yyyy-mm-dd / Initials Training course objectiveThe main objective of this course training: To help maintenance center engineers understand the BB5 RF technology with AHNE as the main component, and its main featuresTo help maintenance center engineers understand the main components and features of BB5 products using AHNE RF chipsTo help maintenance center engineers understand the main RF circuits of BB5 products using AHNE RF chipsCompany Confidential3 2005 Nokia V1-Filename.ppt / yyyy-mm-dd / Initials Introduction to AHNE RF chip circuit RF main features (AHNE) RF block diagram Transmitter link block diagram Transmitter link power control Receiver block diagram Receiver link VCO and PLL (phase-locked loop) block diagram VCO and PLL (phase-locked loop) VCTCXO RF voltage regulator Company Confidential4 2005 Nokia V1-Filename.ppt / yyyy-mm-dd / Initials AHNE\'s RF circuit main features RF circuit contains the main components RF chip AHNE GSM FEM (front end module) External VCO for GSM reception and transmission VC……
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