{"id":13634,"date":"2024-06-06T18:07:55","date_gmt":"2024-06-06T18:07:55","guid":{"rendered":"https:\/\/www.calian.com\/advanced-technologies\/gnss_product\/hc979exf-antenne-multi-constellation-a-bande-complete\/"},"modified":"2025-01-17T03:02:36","modified_gmt":"2025-01-17T03:02:36","slug":"hc979exf-antenne-multi-constellation-a-bande-complete","status":"publish","type":"gnss_product","link":"https:\/\/www.calian.com\/advanced-technologies\/fr\/gnss_product\/hc979exf-antenne-multi-constellation-a-bande-complete\/","title":{"rendered":"HC979EXF Antenne pleine bande multi-constellation"},"content":{"rendered":"\n<p>L&#8217;antenne h\u00e9lico\u00efdale int\u00e9gr\u00e9e brevet\u00e9e HC979EXF est con\u00e7ue pour le positionnement de pr\u00e9cision, couvrant les bandes de fr\u00e9quences GPS\/QZSS-L1\/L2\/L5\/L6, GLONASS-G1\/G2\/G3, Galileo-E1\/E5a\/E5b\/E6, BeiDou-B1\/B2\/B2a\/B3, et NavIC-L5, y compris le syst\u00e8me de renforcement satellitaire (SBAS) disponible dans la r\u00e9gion d&#8217;exploitation [WAAS (Am\u00e9rique du Nord), EGNOS (Europe), MSAS (Japon) ou GAGAN (Inde)], ainsi que les services de correction de la bande L.<\/p>\n\n<p>Pesant seulement 8 g, le HC979EXF, l\u00e9ger et compact, est dot\u00e9 d&#8217;un \u00e9l\u00e9ment h\u00e9lico\u00efdal r\u00e9gl\u00e9 avec pr\u00e9cision qui offre d&#8217;excellents rapports axiaux et fonctionne sans plan de masse, ce qui le rend id\u00e9al pour une grande vari\u00e9t\u00e9 d&#8217;applications, y compris les v\u00e9hicules a\u00e9riens sans pilote (UAV).<\/p>\n\n<p>Le HC979EXF est dot\u00e9 d&#8217;un amplificateur \u00e0 faible courant et \u00e0 faible bruit (LNA) \u00e0 la pointe de l&#8217;industrie, qui comprend un pr\u00e9-filtre int\u00e9gr\u00e9 \u00e0 faible perte. Le filtrage \u00e9tendu a \u00e9t\u00e9 ajout\u00e9 \u00e0 la ligne d&#8217;antenne h\u00e9lico\u00efdale pour att\u00e9nuer les nouvelles bandes de fr\u00e9quences radio qui interf\u00e8rent avec les signaux GNSS. Par exemple, de nouvelles bandes LTE ont \u00e9t\u00e9 activ\u00e9es et leurs signaux ou fr\u00e9quences harmoniques peuvent affecter les antennes et r\u00e9cepteurs GNSS. En Am\u00e9rique du Nord, le service Ligado pr\u00e9vu, qui \u00e9mettra dans la gamme de fr\u00e9quences de 1526 \u00e0 1536 MHz, peut affecter les antennes GNSS qui re\u00e7oivent les signaux du service de correction en bande L bas\u00e9 dans l&#8217;espace (1539 &#8211; 1559 MHz). De m\u00eame, les nouveaux signaux LTE en Europe [Band 32 (1452 &#8211; 1496 MHz)] et au Japon [Bands 11 and 21 (1476 \u2013 1511 MHz)] ont \u00e9galement affect\u00e9 les signaux GNSS. Enfin, la liaison montante de communication par satellite Inmarsat (1626,5 &#8211; 1660,5 MHz), couramment utilis\u00e9e sur les navires, peut \u00e9galement affecter les antennes GNSS situ\u00e9es \u00e0 proximit\u00e9.<\/p>\n\n<p>Les essais sur le terrain ont confirm\u00e9 que le filtrage XF personnalis\u00e9 de Calian att\u00e9nue les nouveaux signaux (Europe et Japon) et les signaux LTE existants, ce qui permet \u00e0 l&#8217;antenne XF de produire des donn\u00e9es de radiofr\u00e9quence GNSS propres et pures.<\/p>\n\n<p>Tallysman propose un anneau de montage optionnel pour les antennes h\u00e9lico\u00efdales int\u00e9gr\u00e9es, qui emprisonne le bord ext\u00e9rieur de la carte de circuit imprim\u00e9 de l&#8217;antenne sur la carte de circuit imprim\u00e9 h\u00f4te ou sur n&#8217;importe quelle surface plane. Pour faciliter une installation r\u00e9ussie et une performance optimale de l&#8217;antenne, Tallysman fournit \u00e9galement un guide d&#8217;installation de l&#8217;antenne h\u00e9lico\u00efdale int\u00e9gr\u00e9e.<\/p>\n\n<p>La famille de produits h\u00e9lico\u00efdaux de Calian a pass\u00e9 avec succ\u00e8s une proc\u00e9dure rigoureuse d&#8217;essais de vibration de 30 heures, consistant en cinq cycles d&#8217;essais de 2 heures par axe (x, y, z) :<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Cycle 1 : 1,05 Grms ;  <\/li>\n\n\n\n<li>Cycle 2 : 1.20 Grms ;  <\/li>\n\n\n\n<li>Cycle 3 : 1.35 Grms ;  <\/li>\n\n\n\n<li>Cycle 4 : 3.67 Grms ;  <\/li>\n\n\n\n<li>Cycle 5 : 3.67 Grms.<\/li>\n<\/ul>\n\n<div style=\"height:40px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<p>Pour les instructions de montage, consultez le site : https:\/\/www.tallysman.com\/downloads\/Helical_Mounting_Instruction.pdf<\/p>\n\n<div class=\"wp-block-columns has-2-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h2 class=\"wp-block-heading\">Caract\u00e9ristiques<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>&#8211; Pr\u00e9amplificateur \u00e0 tr\u00e8s faible bruit (2,5 dB typ.)<\/li>\n\n\n\n<li>Rapport axial (\u2264 0,5 dB au z\u00e9nith)<\/li>\n\n\n\n<li>Gain LNA (28 dB typ. ou 35 dB typ.)<\/li>\n\n\n\n<li>Faible courant (25 mA typ. ou 31 mA typ.)  <\/li>\n\n\n\n<li>Protection du circuit ESD (15 kV)<\/li>\n\n\n\n<li>Performance invariante de 2,2 \u00e0 16 VDC  <\/li>\n\n\n\n<li>Conforme aux normes REACH et RoHS<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h2 class=\"wp-block-heading\">Avantages<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Extr\u00eamement l\u00e9ger (8 g)<\/li>\n\n\n\n<li>Id\u00e9al pour les syst\u00e8mes topographiques RTK et PPP<\/li>\n\n\n\n<li>Excellente r\u00e9ception des signaux \u00e0 polarisation circulaire RH<\/li>\n\n\n\n<li>Excellente r\u00e9jection des trajets multiples<\/li>\n\n\n\n<li>Pr\u00e9cision accrue du syst\u00e8me<\/li>\n\n\n\n<li>Excellent rapport signal\/bruit<\/li>\n\n\n\n<li>Plage de temp\u00e9rature industrielle<\/li>\n\n\n\n<li>Conception robuste, id\u00e9ale pour les environnements difficiles<\/li>\n<\/ul>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p> L&#8217;antenne h\u00e9lico\u00efdale int\u00e9gr\u00e9e brevet\u00e9e HC979EXF est con\u00e7ue pour le positionnement de pr\u00e9cision, couvrant les bandes de fr\u00e9quences GPS\/QZSS-L1\/L2\/L5\/L6, GLONASS-G1\/G2\/G3, Galileo-E1\/E5a\/E5b\/E6, BeiDou-B1\/B2\/B2a\/B3, et NavIC-L5, y compris le syst\u00e8me de renforcement satellitaire (SBAS) disponible dans la r\u00e9gion d&#8217;exploitation [WAAS (Am\u00e9rique du Nord), EGNOS (Europe), MSAS (Japon) ou GAGAN (Inde)], ainsi que les services de correction de la bande L. <\/p>\n<p> &hellip;<\/p>\n","protected":false},"featured_media":12125,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":""},"post_tag":[169,214,209,213],"gnss_category":[332],"gnss_industry":[319,320,327,303,323,324,321,328,322,325,318],"product_type":[167],"mount_type":[168],"class_list":["post-13634","gnss_product","type-gnss_product","status-publish","has-post-thumbnail","hentry","tag-embarque","tag-gestion-du-parc-automobile","tag-suivi-des-vehicules-autonomes","tag-survey-fr","gnss_category-produits","gnss_industry-agriculture-de-precision","gnss_industry-application-de-la-loi-et-securite-publique","gnss_industry-leve","gnss_industry-marine","gnss_industry-marine-fr","gnss_industry-navigation-et-orientation","gnss_industry-positionnement-gnss-de-precision","gnss_industry-systemes-marins-et-avioniques","gnss_industry-train","gnss_industry-vehicules-aeriens-sans-pilote","gnss_industry-vehicules-autonomes","product_type-antennes","mount_type-oem-embarque"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.4 - 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