Analog Signals, A/D-D/A in Telecommunications, and the Digital Hierarchy

profileludyh6

 

NTC/362   Week 2

 

Analog Signals, A/D-D/A in Telecommunications, and the Digital Hierarchy

 

1 Write a 200- to 300-word response to the following:

 

Supporting Activities: Introduction to Modems

 

   what are the various modulation techniques? Begin your explanation with frequency-shift   keying and move to multilevel QAM

 

2 Write a 200- to 300-word response to the following

 

Supporting Activity: Fundamentals of Digital Signals

 

•What is the nature of digital signals, binary, and other multilevel signal types?

 

•What are the advantages of digital signals over analog signals? Cover noise suppression in your explanation

 

3 Write a 200- to 300-word response to the following:

 

Supporting Activity: Digitization of Analog Signals

 

•Provide a specific example of digitizing analog signals in the telephone system. Explain band limiting and quantization noise. Explain the µ law and the A law conversion in the coder-decoder.

 

4 Writea 200- to 300-word response to the following:

 

Supporting Activity: Digital Systems and the Digital Hierarchy

 

Explain digital multiplexing, the digital T(X), and SONET hierarchy. Explain the differences between the American and European systems.

 

•Explain digital services such as Integrated Services Digital Network, Switched Multimegabit Data System, and Switch 56.

 

  • 11 years ago
  • 5
Answer(1)

Purchase the answer to view it

blurred-text
NOT RATED
  • attachment
    ntc362___week_2.docx
  • attachment
    ntc362___week_2.docx_2.docx
  • attachment
    ntc362___week_2_d_3.docx
  • attachment
    ntc362___week_2_4.docx
Bids(0)