wifi信道，相信也有朋友对如何获取wifi信道感到困惑.

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于 2014-11-19 15:11:05 发布

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文章标签： wifi Android

本文链接：https://blog.youkuaiyun.com/WantD/article/details/41282327

本文详细介绍了如何根据无线网络的频率来确定其对应的信道编号，包括常见频率及其对应的信道分配。

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/**
         * 根据频率获得信道
         * @param frequency 通过 wifimanager获取 
         * @return
         */
        public static int getChannel(int frequency)
        {
                int channel = 0;
                switch(frequency){
                case 2412:
                        channel = 1;
                        break;
                case 2417:
                        channel = 2;
                        break;
                case 2422:
                        channel = 3;
                        break;
                case 2427:
                        channel = 4;
                        break;
                case 2432:
                        channel = 5;
                        break;
                case 2437:
                        channel = 6;
                        break;
                case 2442:
                        channel = 7;
                        break;
                case 2447:
                        channel = 8;
                        break;
                case 2452:
                        channel = 9;
                        break;
                case 2457:
                        channel = 10;
                        break;
                case 2462:
                        channel = 11;
                        break;
                case 2467:
                        channel = 12;
                        break;
                case 2472:
                        channel = 13;
                        break;
                case 2484:
                        channel = 14;
                        break;
                }
                return channel;
        }