{"id":55716,"date":"2023-07-11T12:00:47","date_gmt":"2023-07-11T12:00:47","guid":{"rendered":"https:\/\/www.dewetron.com\/news\/fir-filter-whitepaper\/"},"modified":"2025-03-12T06:29:00","modified_gmt":"2025-03-12T06:29:00","slug":"fir-filter-whitepaper","status":"publish","type":"post","link":"https:\/\/www.dewetron.com\/cn\/news\/fir-filter-whitepaper\/","title":{"rendered":"\u4ec0\u4e48\u662f FIR \u6ee4\u6ce2\u5668\uff1f"},"content":{"rendered":"<div id=\"\" class=\"wp-block-text-columns margin-bottom-small\n      \">\n  <div class=\"container\">\n    <div class=\"row justify-content-center\">\n              <div class=\"col-12\">\n          <h2><\/h2>\n          <div class=\"content-size-normal\">\n            <p>\u5728\u8a0a\u865f\u8655\u7406\u4e2d\uff0c\u6ffe\u6ce2\u5668\u662f\u53bb\u9664\u8a0a\u865f\u4e2d\u4e0d\u9700\u8981\u6210\u5206\u7684\u91cd\u8981\u7a0b\u5e8f\u3002\u6709\u9650\u8108\u885d\u56de\u61c9 (FIR) \u6ffe\u6ce2\u5668\u662f\u5176\u4e2d\u4e00\u985e\u7279\u6b8a\u7684\u6ffe\u6ce2\u5668\uff0c\u6211\u5011\u5c07\u5728\u672c\u7bc7\u6587\u7ae0\u4e2d\u8a73\u7d30\u8a0e\u8ad6\u3002\u5728\u7c21\u77ed\u63cf\u8ff0\u4e00\u822c\u6578\u4f4d\u6ffe\u6ce2\u5668\u4e4b\u5f8c\uff0c\u6211\u5011\u5c07\u8a0e\u8ad6 FIR \u6ffe\u6ce2\u5668\u7684\u7d50\u69cb\u548c\u529f\u80fd\u3002\u6700\u5f8c\uff0c\u6211\u5011\u6703\u6982\u7565\u4ecb\u7d39<br \/>\n<a href=\"https:\/\/www.dewetron.com\/cn\/products\/software\/math-functions\/#filters\">FIR \u6ffe\u6ce2\u5668\u5728\u6211\u5011\u7684\u6e2c\u91cf\u8edf\u9ad4 OXYGEN \u4e2d\u7684\u5be6\u4f5c<\/a>\u3002<\/p>\n\n          <\/div>\n        <\/div>\n          <\/div>\n  <\/div>\n<\/div>\n\n\n<div id=\"\" class=\"wp-block-text-columns margin-bottom-small\n      \">\n  <div class=\"container\">\n    <div class=\"row justify-content-center\">\n              <div class=\"col-12\">\n          <h2>\u4e00\u822c\u800c\u8a00\uff0c\u6578\u4f4d\u6ffe\u6ce2\u5668\u662f\u4ec0\u9ebc\uff1f<\/h2>\n          <div class=\"content-size-normal\">\n            <p>\u6578\u4f4d\u6ffe\u6ce2\u5668\u662f\u4e00\u7a2e\u6578\u5b78\u6f14\u7b97\u6cd5\uff0c\u7528\u4f86\u8655\u7406\u8a0a\u865f\u4ee5\u62bd\u53d6\u8cc7\u8a0a\u4e26\u79fb\u9664\u4e0d\u9700\u8981\u7684\u8cc7\u8a0a\uff0c\u4f8b\u5982\u963b\u65b7\u6216\u901a\u904e\u67d0\u500b\u983b\u7387\u7bc4\u570d\u3002\u56e0\u6b64\uff0c\u5b83\u662f\u4e00\u7a2e\u6578\u4f4d\u7cfb\u7d71\uff0c\u5c07\u8f38\u5165\u5e8f\u5217\u7d93\u7531\u8f49\u63db\u904e\u7a0b\u8f49\u63db\u70ba\u8f38\u51fa\u5e8f\u5217\u3002<\/p>\n<p>\u6ffe\u6ce2\u5668\u6709\u5404\u7a2e\u4e0d\u540c\u7684\u985e\u5225\u3002\u4e0d\u904e\uff0c\u6839\u64da\u5176\u8108\u885d\u97ff\u61c9\u7684\u9577\u5ea6\uff0c\u6211\u5011\u53ef\u4ee5\u5c07\u6578\u4f4d\u6ffe\u6ce2\u5668\u5206\u70ba\u4ee5\u4e0b\u5e7e\u985e\uff1a<\/p>\n<ul>\n<li>\u7121\u9650\u8108\u885d\u56de\u61c9 (IIR)<\/li>\n<li>\u6709\u9650\u8108\u885d\u56de\u61c9 (FIR)<\/li>\n<\/ul>\n<p>\u985e\u6bd4\u6ffe\u6ce2\u5668\u662f\u4ee5\u96fb\u5bb9\u3001\u7dda\u5708\u3001\u96fb\u963b\u7b49\u96fb\u5b50\u5143\u4ef6\u4f86\u5be6\u4f5c\uff0c\u800c\u6578\u4f4d\u6ffe\u6ce2\u5668\u5247\u4e0d\u540c\uff0c\u5b83\u662f\u4ee5 ASIC\u3001FPGA \u7b49\u908f\u8f2f\u88dd\u7f6e\uff0c\u6216\u662f\u4ee5\u8a0a\u865f\u8655\u7406\u5668\u7684\u5e8f\u5217\u7a0b\u5f0f\u5f62\u5f0f\u4f86\u5be6\u4f5c\u3002<\/p>\n\n          <\/div>\n        <\/div>\n          <\/div>\n  <\/div>\n<\/div>\n\n\n<div id=\"\" class=\"wp-block-text-columns margin-bottom-small\n      \">\n  <div class=\"container\">\n    <div class=\"row justify-content-center\">\n              <div class=\"col-12\">\n          <h2>IIR \u548c FIR \u6ffe\u6ce2\u5668\u6709\u4f55\u5dee\u7570\uff1f<\/h2>\n          <div class=\"content-size-normal\">\n            <p>\u4e00\u822c\u800c\u8a00\uff0cIIR \u548c FIR \u6ffe\u6ce2\u5668\u7684\u5dee\u7570\u5728\u65bc\u6ffe\u6ce2\u5668\u5c0d\u8f38\u5165\u8108\u885d\u7684\u56de\u61c9\u3002\u5982\u679c\u6ffe\u6ce2\u5668\u7684\u8108\u885d\u97ff\u61c9\u5728\u7d93\u904e\u6709\u9650\u7684\u6642\u9593\u5f8c\u964d\u70ba\u96f6\uff0c\u5247\u7a31\u70ba FIR \u6ffe\u6ce2\u5668\uff08\u6709\u9650\u8108\u885d\u97ff\u61c9\uff09\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u5982\u679c\u8108\u885d\u97ff\u61c9\u5728\u6642\u9593\u4e0a\u662f\u7121\u9650\u7684\uff0c\u5b83\u5c31\u662f IIR \u6ffe\u6ce2\u5668\uff08\u7121\u9650\u8108\u885d\u97ff\u61c9\uff09\u3002\u6578\u4f4d\u6ffe\u6ce2\u5668\u7684\u8108\u885d\u97ff\u61c9\u662f\u5426\u6703\u5728\u6709\u9650\u6642\u9593\u4e4b\u5f8c\u964d\u70ba\u96f6\uff0c\u53d6\u6c7a\u65bc\u8f38\u51fa\u6578\u503c\u7684\u8a08\u7b97\u65b9\u5f0f\u3002FIR \u6ffe\u6ce2\u5668\u7684\u8f38\u51fa\u503c\u50c5\u53d6\u6c7a\u65bc\u76ee\u524d\u548c\u4e4b\u524d\u7684\u8f38\u5165\u503c\uff0c\u800c IIR \u6ffe\u6ce2\u5668\u7684\u8f38\u51fa\u503c\u5247\u984d\u5916\u53d6\u6c7a\u65bc\u4e4b\u524d\u7684\u8f38\u51fa\u503c\u3002<\/p>\n<p>IIR \u6ffe\u6ce2\u5668\u76f8\u8f03\u65bc FIR \u6ffe\u6ce2\u5668\u7684\u512a\u52e2\u5728\u65bc\uff0cIIR \u6ffe\u6ce2\u5668\u901a\u5e38\u9700\u8981\u8f03\u5c11\u7684\u4fc2\u6578\u4f86\u57f7\u884c\u985e\u4f3c\u7684\u6ffe\u6ce2\u4f5c\u696d\u3001\u904b\u4f5c\u901f\u5ea6\u8f03\u5feb\uff0c\u800c\u4e14\u6240\u9700\u7684 RAM \u8f03\u5c11\u3002\u7136\u800c\uff0cIIR \u6ffe\u6ce2\u5668\u7684\u4e00\u5927\u7f3a\u9ede\u662f\u5b83\u7684\u975e\u7dda\u6027\u76f8\u4f4d\u56de\u61c9\u3002\u5c0d\u65bc\u4e0d\u9700\u8981\u76f8\u4f4d\u8cc7\u8a0a\u7684\u61c9\u7528\uff0c\u4f8b\u5982\u76e3\u63a7\u8a0a\u865f\u7684\u5e45\u5ea6\uff0cIIR \u6ffe\u6ce2\u5668\u975e\u5e38\u9069\u5408\u3002\u4f46\u662f\uff0c\u5c0d\u65bc\u9700\u8981\u7dda\u6027\u76f8\u4f4d\u56de\u61c9\u7684\u61c9\u7528\uff0cFIR \u6ffe\u6ce2\u5668\u901a\u5e38\u6bd4\u8f03\u9069\u5408\u3002<\/p>\n\n          <\/div>\n        <\/div>\n          <\/div>\n  <\/div>\n<\/div>\n\n\n<div id=\"\" class=\"wp-block-text-columns margin-bottom-small\n      \">\n  <div class=\"container\">\n    <div class=\"row justify-content-center\">\n              <div class=\"col-12\">\n          <h2>FIR \u6ffe\u6ce2\u5668\u5982\u4f55\u904b\u4f5c\uff1f<\/h2>\n          <div class=\"content-size-normal\">\n            <p>\u5716 1 \u5c55\u793a FIR \u6ffe\u6ce2\u5668\u7684\u529f\u80fd\u904b\u4f5c\u3002\u5728\u8f38\u5165\u7aef\uff0c\u8cc7\u6599\/\u6578\u503c x(n) \u7531 A\/D \u8f49\u63db\u5668\u9010\u500b\u6642\u8108 (\u9010\u500b\u53d6\u6a23) \u8f38\u5165\u3002<\/p>\n<p>\u5728\u4e0a\u4e00\u884c\uff0c\u6709\u79fb\u4f4d\u5143\u4ef6 (z-1)\uff0c\u6bcf\u500b\u6642\u9418\u9031\u671f\u5c07\u61c9\u7528\u5728\u8f38\u5165\u7aef\u7684\u8cc7\u6599\/\u503c\u79fb\u4f4d\u4e00\u6b65\u3002\u9019\u8868\u793a\u5728\u4ee5\u4e0b\u7bc4\u4f8b\u7d50\u675f\u6642\uff0c\u503c x(n-3) \u6bd4\u76ee\u524d\u503c x(n) \u65e9\u4e09\u500b\u6642\u8108\u3002\u4e2d\u592e\u662f FIR \u7cfb\u6578 k0 &#8211; km\u3002\u9019\u4e9b\u4fc2\u6578\u4ee3\u8868\u5c07\u8f38\u5165\u503c\u4e58\u4ee5\u589e\u76ca\u300ck\u300d\u7684\u653e\u5927\u5668\u3002\u6700\u4e0b\u9762\u4e00\u884c\u662f\u6c42\u548c\u5206\u652f\uff0c\u5c07\u6240\u6709\u4e58\u6cd5\u7684\u7d50\u679c\u76f8\u52a0\uff08\u7a4d\u5206\uff09\u3002\u8f38\u51fa y(n) \u73fe\u5728\u662f\u6839\u64da FIR \u7cfb\u6578\u8655\u7406\u904e\u7684\u8a0a\u865f\uff0c\u53ef\u4ee5\u7528\u4e0b\u9762\u7684\u6578\u5b78\u8868\u9054\u5f0f\u4f86\u8868\u793a\uff1a<\/p>\n<p>$$ y(n)=sumlimits_{i = 0}^m k(i)*x(n-i) $$<\/p>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"aligncenter wp-image-30687 size-full\" title=\"FIR_filter (1)\" src=\"https:\/\/www.dewetron.com\/app\/uploads\/2024\/09\/FIR_filter-1.png\" alt=\"FIR filter schematic structure\" width=\"650\" \/><\/p>\n<p style=\"text-align: center;\">\u5716 1\uff1aFIR \u6ffe\u6ce2\u5668\u7684\u8a08\u7b97\u904e\u7a0b<\/p>\n<p>&nbsp;<\/p>\n<p>\u5728\u6211\u5011\u7684 <a href=\"https:\/\/content.dewetron.cloud\/whitepaper-fir-filter-and-their-use-in-oxygen\/\" target=\"_blank\" rel=\"noopener\">\u767d\u76ae\u66f8\u4e2d<\/a>\u3001\u4e2d\uff0c\u6211\u5011\u9032\u4e00\u6b65\u4ecb\u7d39\u4e86\u5982\u4f55\u78ba\u5b9a FIR \u4f4e\u901a\u6ffe\u6ce2\u5668\u7684\u6ffe\u6ce2\u4fc2\u6578\u7684\u8a73\u7d30\u7bc4\u4f8b\u3002<\/p>\n\n          <\/div>\n        <\/div>\n          <\/div>\n  <\/div>\n<\/div>\n\n\n<div id=\"\" class=\"wp-block-text-columns margin-bottom-small\n      \">\n  <div class=\"container\">\n    <div class=\"row justify-content-center\">\n              <div class=\"col-12\">\n          <h2>OXYGEN \u4e2d\u7684 FIR \u6ffe\u6ce2\u5668<\/h2>\n          <div class=\"content-size-normal\">\n            <p>OXYGEN \u662f\u6211\u5011\u76f4\u89ba\u5f0f\u7684\u6e2c\u8a66\u8207\u91cf\u6e2c\u8edf\u9ad4\u3002\u5b83\u662f\u4e00\u6b3e\u96c6\u6e2c\u91cf\u3001\u53ef\u8996\u5316\u548c\u5206\u6790\u65bc\u4e00\u8eab\u7684\u8edf\u9ad4\uff0c\u9069\u7528\u65bc\u5404\u7a2e\u61c9\u7528\u3002\u56e0\u6b64\uff0c\u5b83\u5305\u542b\u4e86\u5927\u91cf\u7684\u529f\u80fd\uff0c\u5176\u4e2d\u5305\u62ec FIR \u6ffe\u6ce2\u5668\u3002<\/p>\n<p>\u5b83\u662f\u4e00\u6b3e\u6613\u65bc\u4f7f\u7528\u7684\u5de5\u5177\uff0c\u53ef\u8b93\u60a8\u5728\u56db\u7a2e\u4e0d\u540c\u7684\u6ffe\u6ce2\u5668\u985e\u578b\u4e2d\u9032\u884c\u9078\u64c7\uff1a<\/p>\n<ul>\n<li>\u4f4e\u901a<\/li>\n<li>\u9ad8\u901a\u6ffe\u6ce2\u5668<\/li>\n<li>\u5e36\u901a<\/li>\n<li>\u983b\u5e36\u505c\u6b62<\/li>\n<\/ul>\n<p>\u9078\u5b9a\u5f8c\uff0c\u53ea\u9700\u8f38\u5165\u6ffe\u6ce2\u5668\u7684\u9577\u5ea6\u3001\u6240\u9700\u7684\u8996\u7a97\u529f\u80fd\uff0c\u4ee5\u53ca\u662f\u5426\u8981\u88dc\u511f\u8a0a\u865f\u5ef6\u9072\uff0c\u5c31\u53ef\u4ee5\u958b\u59cb\u4f7f\u7528\u4e86\u3002\u6709\u95dc\u5982\u4f55\u5728 OXYGEN \u4e2d\u8a2d\u5b9a FIR \u6ffe\u6ce2\u5668\u7684\u8a73\u7d30\u6307\u5357\uff0c\u8acb\u53c3\u95b1\u6211\u5011\u7684\u767d\u76ae\u66f8\u3002<\/p>\n\n          <\/div>\n        <\/div>\n          <\/div>\n  <\/div>\n<\/div>\n\n\n<div id=\"\" class=\"wp-block-text-columns margin-bottom-none\n      \">\n  <div class=\"container\">\n    <div class=\"row justify-content-center\">\n              <div class=\"col-12\">\n          <h2>\u4e00\u8a00\u4ee5\u853d\u4e4b<\/h2>\n          <div class=\"content-size-normal\">\n            <p>\u6578\u4f4d\u6ffe\u6ce2\u5668\u662f\u4e00\u7a2e\u6578\u5b78\u6f14\u7b97\u6cd5\uff0c\u7528\u4f86\u8655\u7406\u8a0a\u865f\u4ee5\u64f7\u53d6\u548c\/\u6216\u79fb\u9664\u4e0d\u9700\u8981\u7684\u8cc7\u8a0a\u3002FIR \u6ffe\u6ce2\u5668\u662f\u5176\u8108\u885d\u97ff\u61c9\u70ba\u6709\u9650\u9577\u5ea6\u7684\u5b50\u985e\uff0c\u56e0\u70ba\u5b83\u6703\u5728\u6709\u9650\u6642\u9593\u5167\u56de\u6b78\u5230\u96f6\u3002\u76f8\u8f03\u65bc IIR \u6ffe\u6ce2\u5668\uff0cFIR \u6ffe\u6ce2\u5668\u57fa\u672c\u4e0a\u66f4\u7a69\u5b9a\uff0c\u800c\u4e14\u53ef\u4ee5\u8a2d\u8a08\u6210\u7dda\u6027\u76f8\u4f4d\u3002<\/p>\n\n          <\/div>\n        <\/div>\n          <\/div>\n  <\/div>\n<\/div>\n\n\n<div id=\"\" class=\"wp-block-claim-links-gray margin-bottom-none\">\n  <div class=\"container-fluid bg-container py-7 bg-darkgray\">\n    <div class=\"container position-relative\">\n      <div class=\"claim col-12 col-lg-8 offset-lg-2 text-center text-light\">\n                  <h3 class=\"h3 text-uppercase\">\u77ad\u89e3\u66f4\u591a\u95dc\u65bc\u51b7\u6749\u904e\u6ffe\u5668\u7684\u8cc7\u8a0a  OXYGEN<\/h3>\n                                  <div class=\"link-button d-flex flex-wrap mt-4 justify-content-center gap-4\">\n                          <a class=\"dewetron-btn\" href=\"\/cn\/products\/software\/math-functions\/#filters\" target=\"\">\n          \n      <span>OXYGEN \u4e2d\u7684 FIR \u6ffe\u6ce2\u5668<\/span>\n      <\/a>\n                                      <a class=\"dewetron-btn\" href=\"https:\/\/content.dewetron.cloud\/whitepaper-fir-filter-and-their-use-in-oxygen\/\" target=\"_blank\">\n          \n      <span>\u95b1\u8b80\u6211\u5011\u7684\u767d\u76ae\u66f8<\/span>\n      <\/a>\n                                      <a class=\"dewetron-btn\" href=\"\/cn\/products\/software\/oxygen-software\/\" target=\"\">\n          \n      <span>OXYGEN \u8edf\u9ad4<\/span>\n      <\/a>\n                      <\/div>\n              <\/div>\n    <\/div>\n    <div class=\"triangle-left\">\n      <svg width=\"473\" height=\"469\" viewBox=\"0 0 473 469\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n<path d=\"M323.984 352.833H79.0486L13.0728 467.099V468.52H390.784L323.984 352.833Z\" fill=\"#B0B0AF\"\/>\n<path d=\"M134.967 0L-68 351.55L-2.02418 465.84L-0.810036 466.55L268.545 0H134.967Z\" fill=\"#B0B0AF\"\/>\n<path d=\"M472.154 352.833L275.853 12.8511L209.053 128.515L405.354 468.52L472.154 352.833Z\" fill=\"#B0B0AF\"\/>\n<\/svg>    <\/div>\n    <div class=\"triangle-right\">\n      <svg width=\"462\" height=\"644\" viewBox=\"0 0 462 644\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n<path d=\"M538.396 484.622H201.974L111.355 641.569V643.52H630.148L538.396 484.622Z\" fill=\"#B0B0AF\"\/>\n<path d=\"M278.779 0L0 482.86L90.6189 639.839L92.2865 640.814L462.251 0H278.779Z\" fill=\"#B0B0AF\"\/>\n<path d=\"M741.911 484.622L472.288 17.6514L380.537 176.518L650.159 643.52L741.911 484.622Z\" fill=\"#B0B0AF\"\/>\n<\/svg>    <\/div>\n  <\/div>\n<\/div>\n\n\n<div id=\"\" class=\"wp-block-news-slider margin-bottom-none\">\n  <div class=\"container-fluid bg-lightgray py-lg-8 py-6\">\n    <div class=\"header-wrapper container\">\n      <div class=\"row flex-row flex-wrap\">\n        <div class=\"col-12 col-lg-6\">\n          <div class=\"content-wrapper\">\n            <div class=\"content\">\n                                            <h2 class=\"h2 text-uppercase mb-5\">Related News &#038; Whitepaper<\/h2>\n                          <\/div>\n          <\/div>\n        <\/div>\n        <div class=\"col-lg-6 d-none d-lg-grid link\">\n                      <a class=\"dewetron-btn mb-5\" href=\"https:\/\/www.dewetron.com\/cn\/knowledge\/newsroom\/\" target=\"\">\n          \u6240\u6709\u65b0\u95fb\n      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class=\"mb-2 mt-4 text-uppercase\">\n                      OXYGEN &#8211; The most frequently asked questions about our measurement software\n                    <\/h5>\n                                        <span class=\"read-more text-primary text-uppercase mt-4 d-block\">\n                      \u4e86\u89e3\u66f4\u591a\n                    <\/span>\n                  <\/div>\n      <span><\/span>\n      <\/a>\n              <\/div>\n                          <div class=\"news-card swiper-slide col-lg-4 col-12 bg-light \">\n                <a class=\"\" href=\"https:\/\/www.dewetron.com\/news\/structure-of-oxygen-instruments-part-2\/\" target=\"\">\n          <picture>\n        <img decoding=\"async\"\n        class=\"img-fluid aspect-4-3\" size=\"full\"\n        src=\"https:\/\/www.dewetron.com\/app\/uploads\/2024\/10\/header-oxygen-instruments.jpg\"\n        alt=\"\"\n        title=\"\"\n        loading=\"lazy\"\n                    onerror=\"this.src = 'https:\/\/www.dewetron.com\/app\/themes\/dewetron\/public\/images\/fallback.8952c5.jpg'\"\n            >\n<\/picture>\n                  <div class=\"card-content p-2\">\n                    <span class=\"category d-inline-flex\">Software Info<\/span>\n                    <h5 class=\"mb-2 mt-4 text-uppercase\">\n                      OXYGEN&#8217;s instruments &amp; features explained &#8211; Part II\n                    <\/h5>\n                                        <span class=\"read-more text-primary text-uppercase mt-4 d-block\">\n                      \u4e86\u89e3\u66f4\u591a\n                    <\/span>\n                  <\/div>\n      <span><\/span>\n      <\/a>\n              <\/div>\n                          <div class=\"news-card swiper-slide col-lg-4 col-12 bg-light \">\n                <a class=\"\" href=\"https:\/\/www.dewetron.com\/news\/oxygens-power-advanced-feature\/\" target=\"\">\n          <picture>\n        <img decoding=\"async\"\n        class=\"img-fluid aspect-4-3\" size=\"full\"\n        src=\"https:\/\/www.dewetron.com\/app\/uploads\/2024\/10\/header-power-advanced-features.jpg\"\n        alt=\"\"\n        title=\"\"\n        loading=\"lazy\"\n                    onerror=\"this.src = 'https:\/\/www.dewetron.com\/app\/themes\/dewetron\/public\/images\/fallback.8952c5.jpg'\"\n            >\n<\/picture>\n                  <div class=\"card-content p-2\">\n                    <span class=\"category d-inline-flex\">Software Info<\/span>\n                    <h5 class=\"mb-2 mt-4 text-uppercase\">\n                      OXYGEN&#8217;s Power Advanced Feature &#8211; all you need to know\n                    <\/h5>\n                                        <span class=\"read-more text-primary text-uppercase mt-4 d-block\">\n                      \u4e86\u89e3\u66f4\u591a\n                    <\/span>\n                  <\/div>\n      <span><\/span>\n      <\/a>\n              <\/div>\n                          <div class=\"news-card swiper-slide col-lg-4 col-12 bg-light \">\n                <a class=\"\" href=\"https:\/\/www.dewetron.com\/cn\/news\/new-trion3-24xx-acc-lv-modules\/\" target=\"\">\n          <picture>\n        <img decoding=\"async\"\n        class=\"img-fluid aspect-4-3\" size=\"full\"\n        src=\"https:\/\/www.dewetron.com\/app\/uploads\/2026\/02\/TRION3-24xx_ACC-LV_header.jpg\"\n        alt=\"\"\n        title=\"\"\n        loading=\"lazy\"\n                    onerror=\"this.src = 'https:\/\/www.dewetron.com\/app\/themes\/dewetron\/public\/images\/fallback.8952c5.jpg'\"\n            >\n<\/picture>\n                  <div class=\"card-content p-2\">\n                    <span class=\"category d-inline-flex\">Hardware-Neuigkeiten<\/span>\n                    <h5 class=\"mb-2 mt-4 text-uppercase\">\n                      \u4f7f\u7528\u5168\u65b0 TRION3-24xx-ACC\/LV \u6a21\u5757\u5b9e\u73b0\u9694\u79bb\u4f4e\u7535\u538b\u4e0e IEPE \u6570\u636e\u91c7\u96c6\n                    <\/h5>\n                                        <span class=\"read-more text-primary text-uppercase mt-4 d-block\">\n                      \u4e86\u89e3\u66f4\u591a\n                    <\/span>\n                  <\/div>\n      <span><\/span>\n      <\/a>\n              <\/div>\n                          <div class=\"news-card swiper-slide col-lg-4 col-12 bg-light \">\n                <a class=\"\" href=\"https:\/\/www.dewetron.com\/cn\/news\/oxygen-8-major-release\/\" target=\"\">\n          <picture>\n        <img decoding=\"async\"\n        class=\"img-fluid aspect-4-3\" size=\"full\"\n        src=\"https:\/\/www.dewetron.com\/app\/uploads\/2026\/02\/header_oxygen_8.0.jpg\"\n        alt=\"\"\n        title=\"\"\n        loading=\"lazy\"\n                    onerror=\"this.src = 'https:\/\/www.dewetron.com\/app\/themes\/dewetron\/public\/images\/fallback.8952c5.jpg'\"\n            >\n<\/picture>\n                  <div class=\"card-content p-2\">\n                    <span class=\"category d-inline-flex\">\u8f6f\u4ef6\u8d44\u8baf<\/span>\n                    <h5 class=\"mb-2 mt-4 text-uppercase\">\n                      OXYGEN 8.0 \u2014\u2014\u8fde\u63a5\u6027\u3001\u79fb\u52a8\u6027\u4e0e\u6613\u7528\u6027\u5168\u9762\u5347\u7ea7\u7684\u91cd\u5927\u7248\u672c\n                    <\/h5>\n                                        <span class=\"read-more text-primary text-uppercase mt-4 d-block\">\n                      \u4e86\u89e3\u66f4\u591a\n                    <\/span>\n                  <\/div>\n      <span><\/span>\n      <\/a>\n              <\/div>\n                          <div class=\"news-card swiper-slide col-lg-4 col-12 bg-light \">\n                <a class=\"\" href=\"https:\/\/www.dewetron.com\/cn\/news\/%e9%80%82%e7%94%a8%e4%ba%8e%e7%a7%bb%e5%8a%a8%e8%ae%be%e5%a4%87%e7%9a%84-oxygen-go-%e5%ba%94%e7%94%a8\/\" target=\"\">\n          <picture>\n        <img decoding=\"async\"\n        class=\"img-fluid aspect-4-3\" size=\"full\"\n        src=\"https:\/\/www.dewetron.com\/app\/uploads\/2026\/02\/OXYGEN-Go-Easy-Connectivity-teststand.png\"\n        alt=\"\"\n        title=\"\"\n        loading=\"lazy\"\n                    onerror=\"this.src = 'https:\/\/www.dewetron.com\/app\/themes\/dewetron\/public\/images\/fallback.8952c5.jpg'\"\n            >\n<\/picture>\n                  <div class=\"card-content p-2\">\n                    <span class=\"category d-inline-flex\">\u8f6f\u4ef6\u8d44\u8baf<\/span>\n                    <h5 class=\"mb-2 mt-4 text-uppercase\">\n                      \u9002\u7528\u4e8e\u79fb\u52a8\u8bbe\u5907\u7684 OXYGEN-GO \u5e94\u7528\n                    <\/h5>\n                                        <span class=\"read-more text-primary text-uppercase mt-4 d-block\">\n                      \u4e86\u89e3\u66f4\u591a\n                    <\/span>\n                  <\/div>\n      <span><\/span>\n      <\/a>\n              <\/div>\n                          <div class=\"news-card swiper-slide col-lg-4 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mt-4 d-block\">\n                      \u4e86\u89e3\u66f4\u591a\n                    <\/span>\n                  <\/div>\n      <span><\/span>\n      <\/a>\n              <\/div>\n                          <div class=\"news-card swiper-slide col-lg-4 col-12 bg-light \">\n                <a class=\"\" href=\"https:\/\/www.dewetron.com\/cn\/news\/statistical-analysis-in-oxygen\/\" target=\"\">\n          <picture>\n        <img decoding=\"async\"\n        class=\"img-fluid aspect-4-3\" size=\"full\"\n        src=\"https:\/\/www.dewetron.com\/app\/uploads\/2025\/12\/Header-statistical-data-analysis.jpeg\"\n        alt=\"\"\n        title=\"\"\n        loading=\"lazy\"\n                    onerror=\"this.src = 'https:\/\/www.dewetron.com\/app\/themes\/dewetron\/public\/images\/fallback.8952c5.jpg'\"\n            >\n<\/picture>\n                  <div class=\"card-content p-2\">\n                    <span class=\"category d-inline-flex\">DAQ \u77e5\u8bc6<\/span>\n                    <h5 class=\"mb-2 mt-4 text-uppercase\">\n                      \u4ec0\u4e48\u662f\u7edf\u8ba1\u5206\u6790\uff1f\n                    <\/h5>\n                                        <span class=\"read-more text-primary text-uppercase mt-4 d-block\">\n                      \u4e86\u89e3\u66f4\u591a\n                    <\/span>\n                  <\/div>\n      <span><\/span>\n      <\/a>\n              <\/div>\n                          <div class=\"news-card swiper-slide col-lg-4 col-12 bg-light \">\n                <a class=\"\" href=\"https:\/\/www.dewetron.com\/cn\/news\/oxygen-7-7-%e6%9b%b4%e6%99%ba%e8%83%bd%e7%9a%84%e6%95%b0%e6%8d%ae%e9%87%87%e9%9b%86%ef%bc%8c%e5%85%a8%e6%96%b0%e5%8a%9f%e8%83%bd%e6%8f%90%e5%8d%87\/\" target=\"\">\n          <picture>\n        <img decoding=\"async\"\n        class=\"img-fluid aspect-4-3\" size=\"full\"\n        src=\"https:\/\/www.dewetron.com\/app\/uploads\/2025\/11\/header_oxygen_7.7.jpg\"\n        alt=\"\"\n        title=\"\"\n        loading=\"lazy\"\n                    onerror=\"this.src = 'https:\/\/www.dewetron.com\/app\/themes\/dewetron\/public\/images\/fallback.8952c5.jpg'\"\n            >\n<\/picture>\n                  <div class=\"card-content p-2\">\n                    <span class=\"category d-inline-flex\">\u8f6f\u4ef6\u8d44\u8baf<\/span>\n                    <h5 class=\"mb-2 mt-4 text-uppercase\">\n                      OXYGEN 7.7 \u2014 \u66f4\u667a\u80fd\u7684\u6570\u636e\u91c7\u96c6\uff0c\u5168\u65b0\u529f\u80fd\u63d0\u5347\n                    <\/h5>\n                                        <span class=\"read-more text-primary text-uppercase mt-4 d-block\">\n                      \u4e86\u89e3\u66f4\u591a\n                    <\/span>\n                  <\/div>\n      <span><\/span>\n      <\/a>\n              <\/div>\n                          <div class=\"news-card swiper-slide col-lg-4 col-12 bg-light \">\n                <a class=\"\" 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