{"id":28834,"date":"2025-07-14T08:49:29","date_gmt":"2025-07-14T08:49:29","guid":{"rendered":"https:\/\/cit.upc.edu\/?post_type=portfolio&#038;p=28834"},"modified":"2025-07-14T10:52:16","modified_gmt":"2025-07-14T10:52:16","slug":"race-walk-chip-un-xip-desenvolupat-per-la-upc-per-transformar-la-marxa-atletica","status":"publish","type":"portfolio","link":"https:\/\/cit.upc.edu\/ca\/portfolio-item\/race-walk-chip-un-xip-desenvolupat-per-la-upc-per-transformar-la-marxa-atletica\/","title":{"rendered":"Race Walk Chip: un xip desenvolupat per la UPC per transformar la marxa atl\u00e8tica"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">14\/07\/2025<br>Project Header<br>right<br>no-repeat;left top;;<br>auto<br>20px<br><br><h4>Un equip liderat pel grup de recerca d\u2019Instrumentaci\u00f3 Electr\u00f2nica i Biom\u00e8dica (IEB) de la Universitat Polit\u00e8cnica de Catalunya &#8211; BarcelonaTech (UPC) est\u00e0 desenvolupant un xip electr\u00f2nic que permet detectar d\u2019una forma m\u00e9s objectiva les possibles infraccions a les normes de la marxa atl\u00e8tica, que ara est\u00e0 basada nom\u00e9s amb la percepci\u00f3 visual del jutges. La tecnologia, ja provada en competicions oficials, proporciona dades precises, objectives i equitatives sobre la p\u00e8rdua de contacte dels marxadors.<\/h4><br>Project Header<br>no-repeat;left top;;<br>auto<br>20px<br><br><br>La marxa atl\u00e8tica \u00e9s una disciplina basada en l\u2019acte de caminar, regulada per normes espec\u00edfiques que en diferencien la pr\u00e0ctica de la cursa. Segons aquestes normes, els atletes han de mantenir un contacte visualment continu amb el terra i la cama avan\u00e7ada ha d\u2019estar estesa des del primer contacte fins a la posici\u00f3 vertical. No obstant aix\u00f2, s\u2019ha demostrat que la capacitat de percepci\u00f3 humana \u00e9s insuficient per detectar amb precisi\u00f3 certes p\u00e8rdues de contacte, fet que pot provocar controv\u00e8rsies i desqualificacions err\u00f2nies per part dels jutges en competicions.<br><br>En aquest context, el <a target=\"_blank\" target=\"_blank\" href=\"https:\/\/biomec.upc.edu\/project-items\/rwecs-race-walking-electronic-control-system\/\" target=\"_blank\">Race Walking Electronic Control System (RWECS)<\/a> busca aportar una soluci\u00f3 tecnol\u00f2gica objectiva i precisa per detectar les infraccions en la marxa atl\u00e8tica, una disciplina on els jutges han de valorar si l\u2019atleta mant\u00e9 contacte constant amb el terra a simple vista humana, tal com diu la normativa actual. El sistema est\u00e0 basat en uns dispositius electr\u00f2nics lligats als cordills del cal\u00e7at amb un pes inferior als 15 grams i una mida comparable a una moneda d\u2019un euro, fet que els fa m\u00ednimament invasiu per als atletes de marxa atl\u00e8tica. El nou dispositiu (conegut com a \u2018VAR de la marxa\u2019) representa una soluci\u00f3 objectiva, fiable i equitativa, ja que t\u00e9 la capacitat d\u2019enregistrar pas a pas les p\u00e8rdues de contacte amb el s\u00f2l amb una resoluci\u00f3 de 0,002\u202fsegons, permetent obtenir un marge d\u2019error inferior al de l\u2019observaci\u00f3 humana. En el marc del projecte, s\u2019ha dissenyat, configurat i desplegat la infraestructura de xarxa que permet fer el seguiment dels dispositius amb tecnologies Bluetooth i WiFi. A m\u00e9s, tamb\u00e9 s\u2019han desenvolupat eines de processament de v\u00eddeo per controlar l\u2019altra norma d\u2019aquest esport que determina que la cama ha d\u2019estar recta entre que el tal\u00f3 toca a terra i passa per la vertical del cos. Aquest aspecte tamb\u00e9 \u00e9s actualment avaluat de manera subjectiva pels jutges, la qual cosa representa un repte addicional per a la implementaci\u00f3 de mitjans tecnol\u00f2gics que en permetin un control objectiu.<br><br><h4>El \u2018VAR\u2019 posat a prova<\/h4><br><br>El sistema ha estat provat pr\u00e8viament en una competici\u00f3 oficial de la Real Federaci\u00f3n Espa\u00f1ola de Atletismo (RFEA) a Tarragona i en una de la Federaci\u00f3 Catalana d\u2019Atletisme a Barcelona. Com a prova final del projecte, s\u2019ha validat l\u2019\u00fas del sistema en la competici\u00f3 del Gran Premi Internacional Madrid Marxa Silb\u00f6 Telecom, prova de categoria \u2018Gold del World Race Walking Tour\u2019 (circuit mundial de marxa), que va ser disputada el diumenge 1 de juny a la Gran Via de Madrid.\u00a0<br><br>\u00a0<br><br>El desenvolupament del RWECS \u00e9s la culminaci\u00f3 de m\u00e9s d\\&#8217;una d\u00e8cada de recerca per part de l\\&#8217;equip de recerca que hi participa i que forma part del Departament d\u2019Enginyeria Electr\u00f2nica de la UPC. Aquesta darrera prova ha estat possible gr\u00e0cies a la tasca dels estudiants del grau en Enginyeria de Tecnologies i Serveis de Telecomunicaci\u00f3 (GRETST)\u00a0 de l\u2019ETSETB, que han assajat el RWECS en el marc de l\u2019assignatura de Projecte Avan\u00e7at d\u2019Enginyeria (PAE).<br>Main Text<br>no-repeat;left top;;<br>auto<br><br><br><h5>Tecnologia<\/h5><br><br><a target=\"_blank\" target=\"_blank\" href=\"\/ca\/transformacio-digital\/\" target=\"_blank\">Transformaci\u00f3 digital<\/a><br><br><a target=\"_blank\" target=\"_blank\" href=\"https:\/\/cit.upc.edu\/ca\/salut\/\" target=\"_blank\">Salut<\/a><br>Tecnolog\u00eda<br>no-repeat;left top;;<br>auto<br>0px<br><br>25<br><br><h5>Sector<\/h5><br><br><a target=\"_blank\" target=\"_blank\" href=\"\/ca\/sector-salut\/\" target=\"_blank\">Sector Salut<\/a><br>Sector<br>no-repeat;left top;;<br>auto<br>0px<br><br>25<br><br><h5>Tema<\/h5><br><br><a target=\"_blank\" target=\"_blank\" href=\"\/ca\/internet-of-things\/\" target=\"_blank\">Internet of Things<\/a><br>Tema<br>no-repeat;left top;;<br>auto<br>30px<br><br>40<br><br><h5>Vols saber m\u00e9s?<\/h5><br>Contact Button<br>no-repeat;left top;;<br>auto<br>0px<br><br><hr class=\"no_line\" style=\"margin: 0 auto 0px auto\"\/>\n<br><br><a class=\"button  button_size_2\" href=\"\"         title=\"\"><span class=\"button_label\">Button<\/span><\/a>\n<br><br><br><br><hr class=\"no_line\" style=\"margin: 0 auto 0px auto\"\/>\n<br><br><a class=\"button  button_size_2\" href=\"\"         title=\"\"><span class=\"button_label\">Button<\/span><\/a>\n<br>no-repeat;left top;;<br>auto<br><br>50<br><br><h4>Projectes Relacionats<\/h4><br>Proyectos Relacionados<br>no-repeat;left top;;<br>auto<br><br>4<br>grid<br>4<br>date<br>DESC<br><br><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Un equip liderat pel grup de recerca d\u2019Instrumentaci\u00f3 Electr\u00f2nica i Biom\u00e8dica (IEB) de la Universitat Polit\u00e8cnica de Catalunya &#8211; BarcelonaTech (UPC) est\u00e0 desenvolupant un xip electr\u00f2nic que permet detectar d\u2019una forma m\u00e9s objectiva les possibles infraccions a les normes de la marxa atl\u00e8tica, que ara est\u00e0 basada nom\u00e9s amb la percepci\u00f3 visual del jutges. La tecnologia, ja provada en competicions oficials, proporciona dades precises, objectives i equitatives sobre la p\u00e8rdua de contacte dels marxadors.<\/p>\n","protected":false},"author":5,"featured_media":28835,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"portfolio-types":[907,408,1055,221],"class_list":["post-28834","portfolio","type-portfolio","status-publish","has-post-thumbnail","hentry","portfolio-types-iot-ca","portfolio-types-salut","portfolio-types-sector-salut","portfolio-types-tecnologias-de-las-tic-ca"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Race Walk Chip: un xip per transformar la marxa atl\u00e8tica - CIT UPC<\/title>\n<meta name=\"description\" content=\"Un equip liderat pel grup de recerca d\u2019Instrumentaci\u00f3 Electr\u00f2nica i Biom\u00e8dica (IEB) de la Universitat Polit\u00e8cnica de Catalunya - BarcelonaTech (UPC) est\u00e0 desenvolupant un xip electr\u00f2nic que permet detectar d\u2019una forma m\u00e9s objectiva les possibles infraccions a les normes de la marxa atl\u00e8tica, que ara est\u00e0 basada nom\u00e9s amb la percepci\u00f3 visual del jutges. 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