Application Technology of Personal Terminal Communication Devices

Author: Cheng Yunfeng (Editor-in-Chief) / Li Li (Editor) / Ma Changhe (Editor)
Publisher:
Publish Date: 2005-01-01
Features: This book is a textbook for vocational and technical college students majoring in electronic information. It is divided into 4 chapters, based on the principles and composition of telephones, it introduces the composition and principles of key telephone sets, the composition and principles of cordless telephones, and the composition and principles of GSM dual-band digital mobile phones, as well as a brief introduction to the basic principles of CDMA mobile phones. The book emphasizes fundamental circuit analysis, helping students understand the ringing, calling, and dialing circuits of telephones. The combination of RF circuits and telephone circuits in cordless telephones lays the foundation for analyzing the circuits of GSM dual-band digital mobile phones. The analysis of complete circuit diagrams of various telephones, cordless telephones, and GSM mobile phones, along with fault examples, enhances the practicality of the textbook and fully considers the characteristics of vocational education. This book can be used as a textbook for vocational and technical college students majoring in electronic information, as well as a reference book for those working in related fields.