xHE-AAC \u548cAAC-ELD\u589e\u5f3a\u578b\u4f4e\u5ef6\u8fdf\u97f3\u9891\u7f16\u89e3\u7801\u5668\u7684\u4e3b\u8981\u5f00\u53d1\u5546 Fraunhofer IIS \u4e0e\u6280\u672f\u548c\u6d88\u8d39\u7535\u5b50\u9886\u57df\u7684\u5168\u7403\u521b\u65b0\u8005 LG Electronics \u5171\u540c\u5ba3\u5e03\uff0cLG\u73b0\u5df2\u83b7\u5f97Fraunhofer\u97f3\u9891\u7f16\u89e3\u7801\u5668\u6388\u6743\uff0c\u5e76\u5c06\u5176\u5e94\u7528\u5728\u5bb6\u5ead\u5a31\u4e50\u4ea7\u54c1\u4e2d\u3002<\/p>\n
<\/p>\n
xHE-AAC \u4f7f\u6d88\u8d39\u8005\u80fd\u591f\u4e0d\u95f4\u65ad\u5730\u4eab\u53d7\u6240\u6709\u7c7b\u578b\u7684\u6d41\u5a92\u4f53\u5185\u5bb9\uff0c\u4f8b\u5982\u7535\u5f71\u3001\u97f3\u4e50\u3001\u6709\u58f0\u8bfb\u7269\u6216\u64ad\u5ba2\u3002\u5b83\u6709\u7740\u6781\u9ad8\u7684\u7f16\u7801\u6548\u7387\uff0c\u7acb\u4f53\u58f0\u670d\u52a1\u6bd4\u7279\u7387\u8303\u56f4\u4ece12 kbit\/s\u5230500 kbit\/s\u3002\u8fd9\u5c06\u6709\u52a9\u4e8e\u97f3\u89c6\u9891\u6d41\u5a92\u4f53\u4f9b\u5e94\u5546\u514b\u670d\u97f3\u9891\u5e26\u5bbd\u9650\u5236\uff0c\u4ece\u800c\u5e26\u6765\u589e\u5f3a\u4e14\u53ef\u9760\u7684\u6d88\u8d39\u8005\u4f53\u9a8c\u3002<\/p>\n
xHE-AAC\u7684\u53e6\u4e00\u4e2a\u5173\u952e\u7279\u6027\u662fMPEG-D\u54cd\u5ea6\u548c\u52a8\u6001\u8303\u56f4\u63a7\u5236\u5143\u6570\u636e\u3002\u5b83\u5141\u8bb8\u670d\u52a1\u63d0\u4f9b\u5546\u5728\u97f3\u9891\u6bd4\u7279\u6d41\u4e2d\u5d4c\u5165\u7279\u5b9a\u4e8e\u5185\u5bb9\u548c\u7aef\u70b9\u7684\u5143\u6570\u636e\u8fdb\u884c\u4f20\u8f93\uff0c\u4ece\u800c\u5728\u64ad\u653e\u7aef\u4e3a\u4efb\u4f55\u64ad\u653e\u8bbe\u5907\u548c\u73af\u5883\u5b9e\u73b0\u4e00\u81f4\u7684\u54cd\u5ea6\u7ea7\u522b\u548c\u6700\u4f73\u52a8\u6001\u8303\u56f4\u3002Netflix\u5728\u5176\u8fd1\u671f\u535a\u5ba2\u6587\u7ae0\u300a\u901a\u8fc7xHE-AAC\u4f18\u5316\u5b89\u5353\u8bbe\u5907\u4e0a\u7684\u542c\u89c9\u4f53\u9a8c\u300b\u4e2d\u4ecb\u7ecd\u4e86\u5176\u5bf9 xHE-AAC \u7684\u4f7f\u7528\u3002<\/p>\n
AAC-ELD \u5df2\u5e7f\u6cdb\u7528\u4e8e\u6d88\u8d39\u8005\u901a\u4fe1\u5e94\u7528\uff0c\u4f8b\u5982 FaceTime \u548c\u65e0\u7ebf\u97f3\u9891\u8fde\u63a5\uff08\u5305\u62ec \u82f9\u679cAirPlay\uff09\uff0c\u5b83\u662f\u6700\u5148\u8fdb\u7684 MPEG-4\u97f3\u9891\u901a\u4fe1\u7f16\u89e3\u7801\u5668\uff0c\u5728\u6781\u4f4e\u7684\u7f16\u7801\u5ef6\u8fdf\u4e0b\u63d0\u4f9b\u51fa\u8272\u7684\u8bed\u97f3\u548c\u97f3\u9891\u8d28\u91cf\u3002\u5b83\u5f97\u5230\u6240\u6709\u79fb\u52a8\u64cd\u4f5c\u7cfb\u7edf\u7684\u539f\u751f\u652f\u6301\uff0c\u5e76\u4e3a\u65e0\u7ebf\u8fde\u63a5\u7684\u626c\u58f0\u5668\u63d0\u4f9b\u9ad8\u6e05\u7684\u5a31\u4e50\u97f3\u9891\u5185\u5bb9\u3002\u76ee\u524d\uff0cxHE-AAC \u548c AAC-ELD \u4e13\u5229\u5df2\u5305\u542b\u5728\u7531 VIA Licensing \u7ba1\u7406\u7684AAC \u4e13\u5229\u8bb8\u53ef\u8ba1\u5212\u4e2d\uff0c\u65e0\u9700\u589e\u52a0\u989d\u5916\u6210\u672c\u3002<\/p>\n
Fraunhofer IIS\u4e1a\u52a1\u90e8\u4e3b\u7ba1\u517c\u97f3\u9891\u548c\u5a92\u4f53\u6280\u672f\u90e8\u526f\u603b\u76d1 Marc Gayer \u8868\u793a\uff1a\u201c\u6570\u5341\u5e74\u6765\uff0cLG \u6d88\u8d39\u7c7b\u4ea7\u54c1\u4e00\u76f4\u901a\u8fc7 MPEG\u97f3\u9891\u7f16\u89e3\u7801\u5668\u4e3a\u5176\u7528\u6237\u5e26\u6765\u4e00\u6d41\u7684\u5a31\u4e50\u4f53\u9a8c\u3002\u968f\u7740\u6700\u65b0\u4e00\u4ee3AAC\u97f3\u9891\u7f16\u89e3\u7801\u5668\u7684\u52a0\u5165\uff0c\u8fd9\u79cd\u6210\u529f\u7684\u5408\u4f5c\u5173\u7cfb\u4ecd\u5728\u7ee7\u7eed\uff0c\u6211\u4eec\u611f\u5230\u975e\u5e38\u9ad8\u5174\u3002\u201d<\/p>\n
Fraunhofer IIS \u4e0e LG\u4e4b\u95f4\u7684\u8bb8\u53ef\u534f\u8bae\u4f7f\u540e\u8005\u7684\u5bb6\u5ead\u5a31\u4e50\u90e8\u95e8\u80fd\u591f\u901a\u8fc7\u96c6\u6210xHE-AAC \u548c AAC-ELD\uff0c\u8fdb\u4e00\u6b65\u63d0\u9ad8\u5176\u884c\u4e1a\u9886\u5148\u7684\u7535\u89c6\u548c\u5bb6\u5ead\u97f3\u9891\u4ea7\u54c1\u7684\u5a31\u4e50\u3001\u901a\u4fe1\u548c\u65e0\u7ebf\u97f3\u9891\u529f\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
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