The introduction of Network Set-top Box
Network set-top boxes (STB technology)
is referred to as information appliances vital technical equipment. STB features
from more than one frequency tuner and decoder jumped to a control terminal a
lot of movies, multimedia events, news and other online databases. So, how to
extend the set-top box function, improve quality, reduce production costs,
optimize the product structure, has important implications for the development
of emerging interactive television network.
Function:
(1)Can be indicative of Customer Premises
Equipment, CATV networks and program
resources of the state; the user can use
the TV screen displays messages and menus, and information services
provider company issued.
(2) The selection of the user information is transmitted to the service center or information provider.
(2) The selection of the user information is transmitted to the service center or information provider.
(3) To provide basic terminal control functions to the user, such as the choice to watch video on demand (VOD) programs can fast forward, rewind, VCR has the function to pause and records.
(4) Has a two-way communication capability, can achieve the TV shopping, distance learning, and VOD, etc.
(5) Can be connected to a home computer.
(6) Capable of signal transmission, modulation and demodulation, can handle ATM protocol.
(7) To monitor utility equipment, telemetry and feedback signal transmission performance.
Advantage:
1, Whether to support the
internal hard drive, a huge high-definition
video capacity, easy to use hard drive regardless
of the degree of dissemination, capacity, size, and playing on the fluidity
has an unparalleled advantage. To the best built-in
hard drive, external hard drive can only be used as USB
transfer speed USB
affected by the
rate of the general second
only transfer about 20M, the situation will occur Caton screen
when playing intense scenes rich, built-in SATA
hard disk interface, the USB speed is 5 times to fully adapt to the need
for high-quality playback of
high-definition movies.
2, Depending on its decoder chip, the latest professional HD player uses four main brands decoder chip, respectively Sigmal designs, Realtek, MSTAR, Amlogic.
3, The network function, can wireless Internet access and wireless networking also emphasize that aspect leap cable at home is definitely not feeling too good, to be wireless, hey, but also to high-speed wireless, remember to focus on the speed of wireless networking parameters, the highest speed wireless card 300M / S.
4, Simple operation, this should mention, after all, is going to tie the TV everyday use, if the operation is too complex, home for the elderly will not use, not self-inflicted boring? Complex operation is not complicated, you know look at the remote control, N keys do not choose a dense, English is also not elected. Simply go by.
5, Expansion capabilities, there is no expansion interfaces, can share files, usually a digital camera, DV shoot things with a television broadcast to share with family, with removable hard disk exchange videos, etc., are relying on the expansion interface. At least two extensions USB interface, or a connected wireless card after not enough.
If you want to know more, you can check this link: www.vigica.cc
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