发布时间 : 星期日 文章(强烈推荐)基于Simulink的COFDM系统仿真及编码调制分析毕业论文更新完毕开始阅读39c4be9ca0c7aa00b52acfc789eb172dec63995e
Training 内部结构图 Generator polynomial: [1 0 0 0 0 1 1] Initial states: [0 0 0 0 0 1] Sample time: 16e-5 2 31 Sample per frame: 31 M-ary number: 2 OFDM Modulator 内部结构图 Indices to output: {1:15,16:30} Number of input: 3 Number of input: 2 Pad signal at: End Input type: Matrix Index mode: One-based Rows: [16:64,1:15] Pad along: Columns and rows Specified number of output rows: 64
Twiddle factor computation: Table lookup Input type: Matrix Index mode: One-based Rows: [39:64,1:64] Indices to output: {1,2} Number of input: 2 Output signal: Frame-based Training Insertion 内部结构图 Select: Columns P S 内部结构图 Mode: Signal to noise ratio ( Es No ) Initial conditions: 0 Output: Real and image Initial seed: 32965
Es No : 28 Input signal power: 30 ( 5.5e5 * 11 15 * 2.4 ) * 1.08 Symbol period: 80e-6 S P 内部结构图 Output buffer size: 180 Output: Real and image Training Separation 内部结构图 Indices to output: {91:180,1:90} Number of input: 2 OFDM Demodulator 内部结构图 Input type: Matrix
Index mode: One-based Rows: [27:90] Twiddle factor computation: Table lookup Input type: Matrix Index mode: One-based Rows: [50:64,1:16] Indices to output: {1,2} Output signal: Frame-based Select: Columns Channel Estimator内部结构图 Step time: 16e-5 2 Sample time: 16e-5 2 Generator polynomial: [1 0 0 0 0 1 1] Initial states: [0 0 0 0 0 1] Sample time: 16e-5 2 31 Sample per frame: 31 M-ary number: 2 Function: reciprocal