What is DVB?
The Digital Video Broadcasting Project (DVB) is an industry-led consortium of around 250 broadcasters, manufacturers, network operators, software developers, regulatory bodies and others in over 35 countries committed to designing open technical standards for the global delivery of digital television and data services.
DVB standards are available on the web at the ETSI Publications Download Area.DVB has been implemented over satellite (DVB-S, DVB-S2), cable (DVB-C), terrestrial broadcasting (DVB-T), and handheld terminals (DVB-H).DVB utilizes MPEG-2 compression.
DVB-S is the implementation of DVB (Digital Video Broadcast) over satellite.
DVB-S2, an improved revision of DBV-S, has been ratified by the ETSI as ETSI EN 302 307.
DVB-S2 uses a combination of the BCH (Bose-Chaudhuri-Hocquenghem) and LDPC (Low Density Parity Check) algorithms for Forward Error Correction (FEC).
DVB-S2 supports QPSK, 8PSK, 16APSK, and 32APSK for modulation.
DVB-T is the implementation of DVB (Digital Video Broadcast) over terrestrial wireless.
DVB-H is the implementation of DVB (Digital Video Broadcast) over handheld terminals.
TBS DVB TV Tuners:
Our TBS Technologies focus on providing digital TV tuners for computers. We design, develop and manufacture single / dual / quad DVB-S2 / DVB-C / ISDB TV tuners with or without CI. Our TV Tuners support Linux ubuntu and windows system, and are fully compatible with windows 7 Media Center and many other popular satellite applications, e.g. DVBDream, DVBViewer, DVBlogic, ProgDVB, Skynet, TSreader… TBS6928, TBS6981, TBS6984, TBS6925, TBS5925 are the best selling products of ours.
TBS6928 is a PCI-Express interface DVB-S2 TV Tuner Card with CI slot which supports watching digital satellite TV or downloading data from satellite in your computer. The CI slot on the board allows CAM insertion for watching payTV channels.
PCI-E DVB-S2 Dual Tuner TV card supports dual DVB-S2 TV channels receiving synchronously, which enables you to watch channel from one transponder/satellite while recording another channel from another transporder/satellite. Or you can use one channel for data download while watching TV in another channel in the same time.
PCI-E DVB-S2 Quad Tuner TV card supports 4 DVB-S2 TV channels receiving synchronously, which enables you to watch channel from one transponder/satellite while recording another 3 channels from another 3 transponders / satellites. Or you can download data from 4 transporders / satellites in the same time.
TBS6925 PCI-E DVB-S2 Card is a professional satellite PC tuner card, a versatile PC tuner card. Besides supporting blind scan and 32APSK Demodulator, it also supports CCM, VCM, ACM mode, supports multiple Transport Stream receiving, supports Generic Stream capture, and supports up to 190 Mbit/s channel bit rate capture. TBS6925 is PCI-E DVB-S2 Card’s up to date linux driver supports all kernels up to 2.6.38. It supports Linux.
TBS5925 DVB-S2 TV Tuner USB is a professional satellite PC tuner box, a versatile PC tuner box. Besides supporting blind scan and 32APSK Demodulator, it also supports CCM, VCM, ACM mode and multiple Transport Stream receiving.