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Closed-circuit television (CCTV), also known as video surveillance, [1] [2] is the use of closed-circuit television cameras to transmit a signal to a specific place on a limited set of monitors. It differs from broadcast television in that the signal is not openly transmitted, though it may employ point-to-point , point-to-multipoint (P2MP), or ...
These cameras do not require a video capture card because they work using a digital signal which can be saved directly to a computer. The signal is compressed 5:1, but DVD quality can be achieved with more compression (MPEG-2 is standard for DVD-video, and has a higher compression ratio than 5:1, with a slightly lower video quality than 5:1 at best, and is adjustable for the amount of space to ...
Test cards typically contain a set of patterns to enable television cameras and receivers to be adjusted to show the picture correctly (see SMPTE color bars).Most modern test cards include a set of calibrated color bars which will produce a characteristic pattern of "dot landings" on a vectorscope, allowing chroma and tint to be precisely adjusted between generations of videotape or network feeds.
The number of Internet subscriptions in Bangladesh grew from 186,000 in 2000 to 617,300 in 2009. [4] However, only 0.4% of the population used the Internet in 2009 giving Bangladesh one of the lowest usage percentages in the world, ahead of only North Korea, Myanmar, and Sierra Leone. [5]
National Monitoring Centre was established in 2008 under Directorate General of Forces Intelligence. On 31 January 2013, National Monitoring Centre was reorganized as an independent agency named National Telecommunication Monitoring Centre and Brigadier General Ibne Fazal Sayekhuzzaman was appointed its founding director.
A flat-panel display (FPD) computer monitor A cathode-ray tube (CRT) computer monitor. A computer monitor is an output device that displays information in pictorial or textual form. A discrete monitor comprises a visual display, support electronics, power supply, housing, electrical connectors, and external user controls.
In 2002, the Bangladesh Nationalist Party government banned the private news network ETV. [19] In 2008, the Military backed caretaker government banned Sachalayatan, a blogging website. [19] In 2009, Bangladesh Awami League government blocked YouTube over videos critical of the government management of the 2009 Bangladesh Rifles Mutiny. [19]
Bangladesh is a riverine country located in South Asia with a coastline of 580 km (360 mi) on the northern littoral of the Bay of Bengal. The delta plain of the Ganges (Padma), Brahmaputra (Jamuna), and Meghna Rivers and their tributaries occupy 79 percent of the country.
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