PLL frequency synthesizers are widely used in telecommunication receivers and transmitters, as part of the frequency conversion block. They consist of a tunable oscillator and a programmable phase controlling loop. Current tendencies in PLL developm
Wide band optical fiber access network trend of development Author: Liu Jinhai article source: Computer universal time: 2005-3-8 This article first is brief introduced the world broadband access network develops the condition and the main applicatio
The ITU Telecommunication Standardization Sector (ITU-T) is a permanent organ of the International Telecommunication Union. The ITU-T is responsible for studying technical, operating and tariff questions and issuing Recommendations on them with a vi
1 Oscillators 1 .................................................... 1.1 Introduction 1 .................................................. 1.2 The principles of oscillation 2 .......................... 1.3 The basic structure and requirements of an
Man has always had a desire to exchange information amongst fellow man. Not so long ago, people gathered on the town square to gossip about the affairs of the town and its inhabitants. The Internet has now turned the World into one big Electronic To
Telecommunications Service Management is a key enabler for the rapid introduction and flexible delivery of telecommunication services and applications [TeleManagement Forum 2005]. The last decade has seen the continued evolution of management develo
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