Technical guide to network video

Network video

• Why network video?
• Overview of a network video system
• IP surveillance benefits
• Applications

Network cameras, IP cameras, security cameras

• What is a network camera?
• Types of network cameras
• Day and night functionality
• Megapixel network cameras
• Guidelines for selecting a network camera
• Choosing an HDTV, megapixel or standard resolution camera

Camera elements

• Light sensitivity
• Lens elements
• Types of iris control
• Image sensors
• Image scanning techniques
• Image processing
• Installing a network camera
• Remote zoom, remote focus and pixel counter functions
• Axis’ Corridor Format

Camera protection and housings

• Camera enclosures in general
• Transparent covering
• Positioning a fixed camera in a housing
• Environmental protection
• Vandal and tampering protection
• Types of mounting

Video encoders

• What is a video encoder?
• Standalone video encoders
• Rack-mounted video encoders
• Video encoders with PTZ cameras and PTZ domes
• Deinterlacing techniques
• Video decoder

Resolutions

• Resolutions
• NTSC and PAL resolutions
• Megapixel resolutions
• HDTV

Video compression

• Video compression
• Compression formats
• Variable and constant bit rates
• Comparing standards

Audio

• Audio
• Audio applications
• Audio support and equipment
• Audio modes
• Audio detection alarm
• Audio compression
• Audio and video synchronization

Network technologies

• Local area network and Ethernet
• Types of Ethernet networks
• Switch
• Power over Ethernet
• Internet communication
• VLANs
• Quality of Service
• Network security

Wireless technologies

• Wireless technologies
• 802.11 WLAN standards
• WLAN security
• Wireless bridges

Video management systems

• Hardware platforms
• Software platforms
• System features
• Integrated systems

Intelligent video

• Axis intelligent video

Bandwidth and storage considerations

• Bandwidth and storage considerations
• Server-based storage
• NAS and SAN
• Redundant storage
• System configurations
• Edge storage