作者查詢 / youwin0125
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1F推:http://ppt.cc/TL!Z 官方網站 支援作業平台 沒有win712/18 23:40
1F推:4193 ^^220.228.151.221 12/17 17:00
3F推:http://ppt.cc/VSJz12/16 09:46
4F→:http://mural.uv.es/gislo/Proyectos/LM386.lib12/16 09:47
5F→:http://www.vtalkback.com/blog/article.asp?id=8712/16 09:47
6F→:http://ppt.cc/It4F12/16 09:48
5F推:樓上 XD12/16 09:50
6F→:硬體RD的怨念 XD12/16 09:51
2F推:能不能整個檔案放上來呢220.130.50.223 12/15 19:52
3F→:怎麼只有111行 不是有 201點嗎220.130.50.223 12/15 19:52
5F推:1G ~ 21G 0.1G 1個點 201點220.130.50.223 12/15 19:54
7F→:DATA 那邊寫的是 s2p沒錯220.130.50.223 12/15 19:55
8F→:不過是全部擠成一column220.130.50.223 12/15 19:57
9F→:所以應該有 201 x 4 行220.130.50.223 12/15 19:57
14F推:以上都是神 XD220.130.50.223 12/16 09:36
37F推: 竟~阿力斯有什麼秘密呢~~~~ 沒照顧長ID12/15 19:03
9F推:請問您的研究是要做到什麼程度60.250.209.199 12/16 20:47
10F→:程式自己寫?? 硬體也要自己做??60.250.209.199 12/16 20:48
11F→:還是只是稍微demo個想法 不用整套做好60.250.209.199 12/16 20:49
12F→:學士專題? 碩士論文? 還是課程project?60.250.209.199 12/16 20:50
15F推:超音波 倒車雷達 http://ppt.cc/Z-bT114.43.189.203 12/16 23:20
16F推:微波測距 http://ppt.cc/N~lp114.43.189.203 12/16 23:47
17F→:手機似乎試用時間編碼方式114.43.189.203 12/16 23:48
18F→:送給對方自己的時間114.43.189.203 12/16 23:49
19F→:收到的人 再對自己的時間 除以波速114.43.189.203 12/16 23:49
20F→:另外還有GPS定位114.43.189.203 12/16 23:50
21F→:最主要要解決的是 球員不只一個114.43.189.203 12/16 23:50
22F→:如何分別去判斷個人有無對準方向114.43.189.203 12/16 23:51
23F→:及每個人的遠近114.43.189.203 12/16 23:51
24F→:如果處理器在球門 可能球員就要編碼114.43.189.203 12/16 23:52
25F→:如果處理器在球員身上 可自己分別處理114.43.189.203 12/16 23:52
26F→:對球門送過來的訊息114.43.189.203 12/16 23:52
27F→:再來要處理的是方向性問題114.43.189.203 12/16 23:52
28F→:超音波跟電磁波都是 球面波114.43.189.203 12/16 23:53
29F→:會散到場中任何一個位置 不能判斷方向114.43.189.203 12/16 23:54
30F→:所以要做集中角度的 發射器及接收器114.43.189.203 12/16 23:55
31F→:上面推文 說使用影像辨識 也無不可114.43.189.203 12/16 23:56
32F→:不過處理影像 需要更大的電腦資源114.43.189.203 12/16 23:56
33F→:且球員身上的顏色 或是形狀 就要統一114.43.189.203 12/16 23:56
34F→:而且 錄影機要多角度都要一台 才能定位114.43.189.203 12/16 23:57
35F→:至於游泳 難度在於 水中能使用的材料114.43.189.203 12/16 23:58
36F→:光跟電磁波 在水中很快就會損耗掉114.43.189.203 12/16 23:58
37F→:所以才會有超低頻的振動波 聲納114.43.189.203 12/16 23:59
38F→:不過他也是球面波 所以也會散的整個游114.43.189.203 12/16 23:59
39F→:泳池都是信號 撞到牆會反射114.43.189.203 12/16 23:59
40F→:且 游泳游對方向的定義是 頭到腳的直線114.43.189.203 12/17 00:01
41F→:指向泳池末端 所以至少也要兩個定位器114.43.189.203 12/17 00:02
42F→:才能知道身體是不是指向目的114.43.189.203 12/17 00:02
43F推:紅外線 跟雷射光 有方向性114.43.189.203 12/17 00:08
44F→:所以偵測是否有對準方向114.43.189.203 12/17 00:09
45F→:但是也要球員 身上的感應器 完全對準114.43.189.203 12/17 00:09
46F→:不能蹲 也不能跳 彎腰 之類的114.43.189.203 12/17 00:10
47F→:測距論文10篇 http://ppt.cc/Fy;h114.43.189.203 12/17 00:10
10F推:別忘記PCB也有寄生電容 實做誤差不小12/11 18:00
1F推:推^^12/09 14:35
3F推:http://en.wikipedia.org/wiki/Biquad_filter12/09 10:15
4F→:biquad filter has a transfer function that12/09 10:16
5F→:is the ratio of two quadratic functions12/09 10:16