CCTV from light to pixels
The new edition of CCTV, a high-level professional reference, is expanded to cover all video compression techniques used in the ever-increasing assortment of digital video recorders (DVRs) available on the market today. In addition to demystifying DVR technology, the third edition also clarifies th...
| Autor principal: | |
|---|---|
| Formato: | Libro electrónico |
| Idioma: | Inglés |
| Publicado: |
Waltham, MA :
Butterworth-Heinemann
2014.
|
| Edición: | 3rd ed |
| Colección: | Gale eBooks
|
| Materias: | |
| Ver en Biblioteca Universitat Ramon Llull: | https://discovery.url.edu/permalink/34CSUC_URL/1im36ta/alma991009628114306719 |
Tabla de Contenidos:
- Front Cover; CCTV: From Light to Pixels; Copyright Page; Contents; Preface to this edition; Introduction; 1. SI units of measurement; The basic units; Derived units; Metric prefixes; 2. Light and television; A little bit of history; Light basics and the human eye; Light units; Illuminometer (lux-meter); Light onto an imaging sensor; Colors in television; Color temperatures and light sources; Eye persistence; 3. Optics in CCTV; Refraction; Lenses as optical elements; Geometrical construction of images; Aspherical lenses; CTF and MTF; F and T numbers; Depth of field
- Neutral density (ND) filtersManual, auto, and motorized iris lenses; Videoand DC-driven auto iris lenses; Auto iris lens electronics; Image and lens formats in CCTV; Angles of view and how to determine them; Fixed focal length lenses; Zoom lenses; C-and CS-mount and back-focus; Back-focus adjustment; Optical accessories in CCTV; 4. General about TV systems; A little bit of history; The very basics of analog television; The video signal and its spectrum; Color video signal; Resolution; The very basics of digital TV; HD signal representation; Megapixel CCTV; Beyond HD; Instruments for CCTV
- 5. CCTV camerasGeneral information about cameras; Tube cameras; CCD cameras; How charges are transferred in a CCD sensor; CMOS cameras; Spectral response of imaging sensors; Seeing colors; Types of charge transfer in CCDs; CCD chip as a sampler; Correlated double sampling (CDS); Camera specications and their meanings; Special low-light-intensied cameras; Thermal imaging cameras; Multi-sensor panoramic camera; Camera power supplies and copper conductors; Power over Ethernet (PoE); V-phase adjustment; Camera checklist; 6. Displays; CRT monitors; CRT Monitor sizes; CRT Monitor adjustments
- Impedance switchLCD monitors; Video-walls and Projectors; Plasma display monitors; OLED displays; About pixels and resolution; Psycho-physiology of viewing details; Printed picture details; Compression influence on picture details; Brightness, Contrast, and Gamma; Recognizing faces and details in CCTV; 7. Analog video processing; Analog switching equipment; Switching and processing equipment; 8. Digital CCTV; Why digital video?; Types of compressions; Digital video recorders (DVRs); Image and Video compressions; The need for compression and networking; Raw and compressed digital video
- The most common compressions in CCTVSome new compressions; DCT as a basis; 9. Video Management Systems; Operating Systems (OS); Hard disk drives; Processors (CPUs); 10. Transmission media; Coaxial cables; Twisted pair video transmission; Microwave links; RF wireless (open air) video transmission; Infrared wireless (open air) video transmission; Transmission of images over telephone lines; Fiber optics; Fiber-optic cables; Installation techniques; Fiber optic link analysis; 11. Networking in CCTV; The Information Technology era; Computers and networks; LAN and WAN; Ethernet
- The main Ethernet IEEE standards
