. . . "There are lots of copper pairs installed in the Czech Republic and worldwide, which are still usable for high-bit-rate digital signal transmission in the future. New modem cables are installed especially indoor (LAN). The theoretical copper pairpossibilities are higher then actual systems can use today. The reserves are in digital signal processing part, cross-talk cancellation and cable construction as well. The basic challenge of this project is research of physical limits of copper pairtransmission and development possibilities for copper pairs systems in the Czech Republic. The available information will be collected, suitable models and measurement methods will be chosen. The cable measurement and simulation will be provided andpractical conclusions for the construction will be reached. The copper pairs parameters on the high frequency will be compared for different kind of cables and theoretical transmission capacity will be researched for different systems and cables."@en . . "10"^^ . "Celosv\u011Btov\u011B i u n\u00E1s je instalov\u00E1no obrovsk\u00E9 mno\u017Estv\u00ED kabel\u016F se symetrick\u00FDmi p\u00E1ry, kter\u00E9 je mo\u017Eno i nad\u00E1le vyu\u017E\u00EDvat pro vysokorychlostn\u00ED p\u0159enos digit\u00E1ln\u00EDch sign\u00E1l\u016F. Instaluj\u00ED se i nov\u00E9 kabely a kabely modern\u00ED konstrukce se instaluj\u00ED zejm\u00E9na uvnit\u0159 budov(site LAN). Teoretick\u00E9 mo\u017Enosti metalick\u00FDch p\u00E1r\u016F jsou v\u0161ak podstatn\u011B vy\u0161\u0161\u00ED, ne\u017E mohou sou\u010Dasn\u00E9 syst\u00E9my vyu\u017E\u00EDt. Rezervy jsou jednak v oblasti digit\u00E1ln\u00EDho zpracov\u00E1n\u00ED sign\u00E1l\u016F, jednak v eliminaci p\u0159eslechov\u00FDch vazeb, av\u0161ak i v oblasti konstruk\u010Dn\u00EDho proveden\u00EDkabel\u016F. Hlavn\u00EDm c\u00EDlem projektuje zjistit jak\u00E9 jsou fyzik\u00E1ln\u00ED mo\u017Enosti p\u0159enosu na metalick\u00FDch p\u00E1rech a jak\u00E9 jsou mo\u017Enosti rozvoje syst\u00E9m\u016F pro metalick\u00E1 veden\u00ED v \u010Cesk\u00E9 republice v porovn\u00E1n\u00ED se situac\u00ED ve sv\u011Bt\u011B. Za \u00FA\u010Delem zji\u0161t\u011Bn\u00ED uveden\u00FDch skute\u010Dnost\u00EDbudou shrom\u00E1\u017Ed\u011Bny dostupn\u00E9 poznatky, vybr\u00E1ny vhodn\u00E9 modely a m\u011B\u0159ic\u00ED metody, provedena m\u011B\u0159en\u00ED na konkr\u00E9tn\u00EDch kabelech, provedeny simulace typick\u00FDch zp\u016Fsob\u016F nasazen\u00ED a vytvo\u0159eny z\u00E1v\u011Bry pro praxi. Z\u00E1rove\u0148 budou porovn\u00E1ny vlastnosti symetrick\u00FDch p\u00E1r\u016F na"@cs . "10"^^ . "Neuvedeno."@en . "0"^^ . . . "0"^^ . . . "1"^^ . . . "1040"^^ . "The research of copper pairs characteristics on high frequency and their theoretical limits for digital signal transmission"@en . "V\u00FDzkum vlastnost\u00ED symetrick\u00FDch p\u00E1r\u016F p\u0159i vysok\u00FDch kmito\u010Dtech a teoretick\u00FDch mez\u00ED p\u0159i p\u0159enosu digit\u00E1ln\u00EDch sign\u00E1l\u016F"@cs . "696"^^ .