Maricopa Community Colleges  ELE263   19886-19925 
Official Course Description: MCCCD Approval: 03/10/87
ELE263 19886-19925 L+L 4 Credit(s) 6 Period(s)
Digital Data Communications
Overview of modern telephone system. Telephone switching and modulation techniques. Familiarization with AM(amplitude modulation) and FM(frequency modulation) circuits. Operation of asynchronous and sychronous modems. Prerequisites: ELE122 and ELE131.
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MCCCD Official Course Competencies:
 
ELE263   19886-19925 Digital Data Communications
1. Trace the signal flow of a typical telephone call from the point of origin to the point of destination. (I)
2. Describe a "local telephone" loop. (II)
3. Calculate required signal levels at any point on a telephone transmission line. (II)
4. Describe bandwidth requirements of a voice circuit. (II)
5. Identify and use, ASCII and EBCDIC transmission codes. (III)
6. Apply error correction codes and methods. (III)
7. Describe an RS232 interface. (IV)
8. Identify FSK, BPSK, QPSK and other standard systems. (V)
9. Identify digital modulation techniques. (VI)
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MCCCD Official Course Outline:
 
ELE263   19886-19925 Digital Data Communications
    I. Overview of Telephone Network
        A. The DDD network
        B. Private line service
      II. The Telephone Circuit
          A. The local loop
          B. Transmission lines
          C. Telephone parameters
        III. Transmission Codes
            A. Standard Codes
              1. ASC II
              2. EBCDIC
            B. Error detection
            C. Error correction
          IV. Serial Interfaces - RS232
              A. Pin nomenclature
              B. Signal sequence
              C. Typical modem specifications
            V. Data Transmission With Analog Carriers
                A. FSK
                B. BPSK
                C. QPSK
                D. Others
              VI. Digital Data Transmission
                  A. Digital communications
                  B. Digital Companding
                  C. Delta modulation
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