{"product_id":"ob-optimizacii-mnogorezonansnoj-kompaktnoj-pechatnoj-patch-antenny-von-ihab-hassun","title":"Ob optimizacii mnogorezonansnoj kompaktnoj pechatnoj patch-antenny","description":"\u003cp\u003eV nastoqschee wremq sotowaq industriq trebuet antennyh sistem, sposobnyh rabotat' wo mnogih zhelaemyh poddiapazonah w diapazone chastot ot LTE do chastot Wi-Max. Bylo razrabotano mnozhestwo antenn, sposobnyh pokryt' wes' diapazon ot 700 MGc do 6 GGc s dostatochno horoshimi älektricheskimi harakteristikami; odnako, k sozhaleniü, äti antenny pokrywaüt nekotorye chastoty, kotorye ne ispol'zuütsq i ne predstawlqüt interesa. Jeto proishodit za schet uwelicheniq razmerow proektiruemoj antenny, chto delaet ee neudobnoj i nepraktichnoj dlq rassmatriwaemyh prilozhenij. Cel'ü dannoj raboty qwlqetsq razrabotka sistemy odinochnoj patch-antenny, sposobnoj rezonirowat' w trebuemyh poddiapazonah s dostatochno horoshimi harakteristikami naprawlennosti (bolee 3 dB w diapazone chastot) i razmerom ne bolee (7 x 7 x 1) sm3. Po srawneniü s drugimi shirokopolosnymi antennami dlq toj zhe celi, fraktal'nye scheli budut generirowat' neskol'ko rezonansow na zhelaemyh poddiapazonah bez uwelicheniq razmera patcha. Manipuliruq razmerami, polozheniem i formoj fraktala, mozhno wybirat' tochku rezonansa, a takzhe äffektiwnost' antennoj sistemy.\u003c\/p\u003e\u003cdiv class=\"aw-variant-hidden-subtitle-div\" id=\"aw-variant-subtitle-9786205622612\"\u003e\u003ch3\u003e\u003c\/h3\u003e\u003c\/div\u003e","brand":"Autorenwelt Shop","offers":[{"title":"Softcover - 9786205622612","offer_id":40890331725917,"sku":"9786205622612","price":19.8,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0622\/files\/785be4e0-a088-4801-b812-3c0e24ad4864.jpg?v=1758430966","url":"https:\/\/shop.autorenwelt.de\/products\/ob-optimizacii-mnogorezonansnoj-kompaktnoj-pechatnoj-patch-antenny-von-ihab-hassun","provider":"Autorenwelt Shop","version":"1.0","type":"link"}