Digital Video Engineering Professional

Description
The Digital Video Engineering Professional (DVEP) course prepares broadband professionals with the knowledge required in the engineering aspects of digital media (which includes video, audio, interactive services, and associated data) systems as deployed in the cable telecommunications industry.

This course educates participants in the process used to quickly and easily design, analyze, test, integrate, deploy, and troubleshoot a variety of digital media systems from the headend to the customer premises. In addition, participants will discover the importance of the Moving Picture Experts Group (MPEG); testing, monitoring and fault Isolation; and the cause of a variety of different video artifacts.

Recommend Prerequisite:

  • SCTE·ISBE Broadband TelecomCenter Specialist (BTCS) or equivalent

Target Audience :

  • Mid to Senior Video Engineers
  • Video on Demand (VoD) teams
  • Network Operations Center (NOC) Engineers
  • Network Operations
  • Headend / Hub Engineers
  • Inside Plant / Field Engineers
  • Maintenance Technician, Plant Technician or equivalent
  • Technical Operations and Engineering Managers

Certification Exam Information:

Upon completion learners will be prepared to earn the nationally recognized SCTE·ISBE Digital Video Engineering Professional (DVEP) certification. The certification is designed for individuals interested in working in the cable telecommunications industry for a cable provider, contractor or vendor.

More information may be found at:

http://www.scte.org/DVEP

Included in the Course :

  • In-depth content modules
  • CORTEX mobile app to access content modules in the field  
  • Module assessments
  • Course final exam
  • SCTE·ISBE course completion certificate
  • 4 recertification units (RUs) towards SCTE·ISBE certification renewal

Format :

Self-paced interactive Online Course: Learners start the SCTE·ISBE VirtuLearn™ course at any time, study at their own pace, and have access to dynamic online content after they register. On average, learners will spend approximately 3 hours per week over 12 weeks completing course activities. SCTE·ISBE provides access to the course for 3 years from date of purchase.

System Requirements: A high speed Internet (HSI) connection, Internet browser with HTML 5 support. For tablet or smartphone access, HTML 5 may be used for online eBook content.

Instructor-Led Onsite Boot Camp Course: The SCTE·ISBE VirtuLearn course may be delivered as an onsite boot camp over 4 days.

Course access information will be emailed when the course is purchased.

Course Modules :

Module 01: Analog and Digital Media Theory
Module 02: Introduction to MPEG Compression
Module 03: Intermediate MPEG Compression
Module 04: Advanced MPEG Compression
Module 05: Improved Coding Efficiency
Module 06: Troubleshooting MPEG Video
Module 07: Encoding and Multiplexing
Module 08: IP Based Transmission
Module 09: Metadata and Signaling
Module 10: RF Signal Modulation, Demodulation, Multiplexing and Processing
Module 11: Video Systems
Module 12: Digital Video Broadcast
Module 13: Home Video Technologies
Module 14: Digital AV Testing Monitoring and Fault Isolation
Module 15: Video Artifacts and Sources
Module 16: Deployment

Course Learning Objectives :

Module 01 Analog and Digital Media Theory

  • Explain the fundamentals and sampling used for National Television
  • Systems Committee (NTSC) analog signals.
  • Understand the role of the Nyquist theorem used for determining frequency and sampling time.
  • Describe how analog signals are quantized and modulated in the analog to digital conversion (ADC) process.
  • State how operators use dithering to control quantization errors.
  • Summarize the features of standards like Advanced Television Systems Committee (ATSC), Consumer Electronics Association (CEA) and Society of Cable Telecommunications Engineers (SCTE), along with how they are used by cable operators.
  • Recognize the key characteristics that are leveraged in digital audio.

Module 02 Introduction to MPEG Compression

  • Describe why cable operators are interested in compressing digital video.
  • Understand the basics of compression.
  • Understand the elements of encoding.
  • Explore how MPEG is used in cable to compress and transport digital video.
  • Explain the difference between the MPEG standards: MPEG-1, MPEG-2, MPEG-3, MPEG-4 and MPEG-H.
  • Explore MPEG digital audio standards.

Module 03 Intermediate MPEG Compression

  • Describe the structure of an MPEG packet.
  • Discuss how I, P and B frames are used in an MPEG digital video stream.
  • Understand the MPEG based tables.
  • Explain how PIDs are used in MPEG video.
  • Explore profiles and levels found in MPEG video.

Module 04 Advanced MPEG Compression

  • Recognize the types of color spaces used in digital video.
  • Understand how MPEG compression operates using
    • quantization
    • spatial frame coding
    • temporal frame coding
    • discrete cosine transform
  • Understand why MPEG timing is critical to video transport.
  • Describe MPEG's transport layer

Module 05 Improved Coding Efficiency

  • Describe the improved coding efficiency using MPEG-4 (H.264) advanced video coding.
  • Explain the MPEG-4 (H.264) components added to improve coding efficiency.
  • Contrast MPEG-4 (H.264) with MPEG-2 (H.262).
  • Explore the coding tools and profiles found in MPEG-4 (H.264).
  • Understand how cable is using H.264 under part 10.
  • Describe the improved coding efficiency using MPEG-HVC (H.265) high efficiency video coding.

Module 06 Troubleshooting MPEG

  • Understand the complexity of the video delivery chain.
  • Understand where start troubleshooting when a video problem occurs.
  • Discuss what to check to resolve MPEG related impairments quickly.

Module 07 Encoding and Multiplexing

  • Describe the fundamentals of encoding and multiplexing.
    • Grooming
    • Statistical Multiplexing
    • VBR / CBR
    • Closed / Open Loop
  • Explain the encoding parameters such as the group of picture (GOP) size impact to service latency and quality, encoding filters and video quality.

Module 08 IP Based Transmission

  • Describe IP based transmission of video
    • MPEG-2 TS packets over UDP
    • RTSP/RTP
    • RTMP - Flash Player
    • HTTP - Progressive Download
    • WMHTTP - Windows Media Push Distribution
    • HLS - HTTP Live Streaming - Apple
    • HTTP - Adaptive Bit Rate Streaming
      • Adobe Dynamic Streaming
      • Apple HTTP Adaptive Streaming for iPhone/iPad
      • Microsoft Silverlight Smooth Streaming
    • Dynamic Adaptive Streaming over HTTP (DASH)

Module 09 Metadata and Signaling

  • Recognize the types of video metadata used by operators.
  • Understand the types of ancillary (ANC) data that is used with video.
  • Explain the components of commercial or digital program insertion.
  • Recognize how emergency alert systems are used by cable operators.

Module 10 RF Signal Modulation, Demodulation, Multiplexing and Processing

  • Understand the relationship of symbol rate, bandwidth and channel size to the cable system.
  • Recognize the analog and digital modulation orders used in the cable access network.
  • Recognize the many choices for multiplexing signals; the differences and features between them.
  • Explain the cable operator devices used to format video signals for transmission over the HFC network.

Module 11 Video Systems

  • Understand the physical (PHY) interfaces and common protocols used for video transport.
  • Understand the role headend controllers play in accessing video content in the cable network.
  • Recognize the types, characteristics and operation of narrowcast services.
  • Explain the architectures used by VoD systems.
  • Explain the components of interactive television, also known as iTV.
  • Understand the types of server management used by operators in the cable network.

Module 12 Digital Video Broadcast

  • Explain the digital video broadcast (DVB) standard.
  • Understand the European Standards (EN) for DVB.

Module 13 Home Video Technologies

  • Describe the technologies used in home video.
  • Explain the IP technologies in the home.
  • Recognize the OSI and TCP/IP layers of the video network.
  • Explain the technologies used in the home video network.
  • Define the home network management mechanisms.
  • Understand video content security.

Module 14 Digital A/V Testing Monitoring and Fault Isolation

  • Describe the audio/video, interactive services, EAS and DPI test practices and standards.
  • Explain the interfaces, methods and considerations for cable operator monitoring systems.
  • Understand video system equipment and testing procedures used to isolate various faults within the network.
  • Demonstrate modern digital video troubleshooting practices used by operators for:
    • Traditional MPEG RF/QAM-delivered video
    • New IP video via adaptive bit rate/DASH
  • Recognize how performance management is used by operators.

Module 15 Video Artifacts and Sources

  • Explore an end to end overview of the video network.
  • Understand the different types of compression artifacts that effect video such as low bit rate, blockiness, blurriness and choppiness.
  • Understand the different types of encoding artifacts that effect video such as quantization, motion vector, VBV starvation, motion artifacts and choppiness.
  • Understand the different types of grooming artifacts that effect video such as interlacing, flagging, Chroma bleed and Gibbs effect.
  • Understand the different types of network artifacts that effect video such as frozen frame, streaks, checkerboard and localized block errors.

Module 16 Deployment

  • Describe how to apply a design to a field site.
  • Describe the pre-deployment planning and preparation process.
  • Explain the process to prepare documentation.
  • Understand how to manage a deployment transition.
  • State the process to close out a deployment program.

Program


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