Sökning: "DVB-C"

Hittade 2 uppsatser innehållade ordet DVB-C.

  1. 1. Extraction of radio frequency quality metric from digital video broadcast streams by cable using software defined radio

    Master-uppsats, Kommunikationssystem; Tekniska högskolan

    Författare :Viktor Eriksson; [2013]
    Nyckelord :QAM; DVB-C; MER; BER; Gardner; Phase locked loop; Mueller Muller; RRC-filter; Carrier recovery; Timing Recovery; Matched filtering;

    Sammanfattning : The purpose of this master thesis was to investigate how effiecient the extractionof radiofrequency quality metrics from digital video broadcast (DVB) streamscan become using software defined radio. Software defined radio (SDR) is a fairlynew technology that offers you the possibility of very flexible receivers and transmitters where it is possible to upgrade the modulation and demodulation overtime. LÄS MER

  3. 2. Digital videoväxel

    Uppsats för yrkesexamina på grundnivå, Institutionen för systemteknik

    Författare :Henrik Länger; Olle Eriksson; [2004]
    Nyckelord :Technology; MPEG-2; PAL; DV; DVB; DVB-C; bildkodning; digital-tv; kompet; TEKNIKVETENSKAP;

    Sammanfattning : This thesis discusses the possibilities to distribute digital video in a military vehicle. Today, an analogue system is used, which has a maximum capacity of eighteen video sources and the same number of monitors. The purpose of this thesis is to increase the systems capabilities regarding secure distribution and additional functions. LÄS MER