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[問題] Band pass(path) filter

[ comm_and_RF ]10 留言, 推噓總分: +2

作者: scvking - 發表於 2015/06/19 13:55(10年前)

7^F推Hall: 有聽過bandpass bandstop，沒聽過 bandpath220.136.154.107 06/20 13:23

[問題] PA線性度的好壞

[ comm_and_RF ]10 留言, 推噓總分: +5

作者: jmy3264 - 發表於 2012/06/06 15:55(13年前)

10^F推Hall:OIP3越大 3rd-order non-linearity越小180.177.10.126 06/10 00:02

Re: [問題] 關於factor graph介紹的書

[ comm_and_RF ]1 留言, 推噓總分: 0

作者: becseger - 發表於 2010/02/01 04:52(16年前)

1^F→Hall:Coding for wireless channels,Ezio Biglieri140.96.88.219 02/03 10:13

[問題] 通訊上為何要計算訊號相關係數...?

[ comm_and_RF ]9 留言, 推噓總分: +2

作者: Ohwil - 發表於 2010/01/24 10:49(16年前)

4^F推Hall:r(d)描述了delay=d兩信號間的相關性~221.169.119.104 01/25 22:50

5^F→Hall:越相關代表著觀察到其中一個信號你越能預測221.169.119.104 01/25 22:51

6^F→Hall:另一個信號的樣子至於為何要對AutCorr取傅利221.169.119.104 01/25 22:53

7^F→Hall:葉轉換得到PSD呢~ 我是用向量空間的角度去想221.169.119.104 01/25 22:56

8^F→Hall:也就是KL-expansion~ 當成一種分析頻譜成份的221.169.119.104 01/25 22:58

9^F→Hall:工具...書看多了會漸漸體會的(e.g. Doopler)221.169.119.104 01/25 22:59

[問題] Shannon capacity formula

[ comm_and_RF ]12 留言, 推噓總分: +1

作者: VortexSheet - 發表於 2009/10/17 21:46(16年前)

11^F→Hall:元件特性應該會讓這些極限狀況不存在~221.169.119.108 10/19 20:36

[問題] 請問兩個正半定的矩陣相乘是否仍為正半定???

[ comm_and_RF ]2 留言, 推噓總分: +2

作者: smallwhitexp - 發表於 2008/08/27 20:08(17年前)

2^F推Hall:In general,it's not positive semi-definite140.96.82.202 08/30 21:40

[問題] 請問一下carrier frequency offset

[ comm_and_RF ]4 留言, 推噓總分: +3

作者: dadadi - 發表於 2008/08/22 14:03(17年前)

4^F推Hall:推2F那本140.96.158.83 08/23 01:08

Re: [問題] 有關Diversity的問題

[ comm_and_RF ]5 留言, 推噓總分: +3

作者: uefangsmith - 發表於 2008/02/19 18:38(18年前)

3^F→Hall:coding gain跟diversity gain 要如何區分?140.96.82.225 02/20 14:53

4^F→Hall:total degree of freedom要coding/diversity?140.96.82.225 02/20 14:56

問題:NEYMAN-PEARSON有人瞭解嗎?

[ comm_and_RF ]4 留言, 推噓總分: +2

作者: benkjason - 發表於 2007/12/28 15:08(18年前)

1^F推Hall:False alarm probability不超過某個Threshold140.96.158.83 12/28 22:23

2^F→Hall:情況下決定Decision boundary使得 Detection140.96.158.83 12/28 22:25

3^F→Hall:Probability 最大化140.96.158.83 12/28 22:26

4^F推Hall:幾乎detection/estimation的書跟課程都會提到140.96.158.83 12/28 22:38

[問題] [通訊]推薦一本模擬的書

[ comm_and_RF ]8 留言, 推噓總分: +5

作者: theater - 發表於 2007/11/28 22:32(18年前)

2^F推Hall:Principles of Communication Systems140.96.158.83 11/28 23:31

3^F→Hall:Simulation with Wireless Applications140.96.158.83 11/28 23:31

4^F→Hall:But there are some typo errors140.96.158.83 11/28 23:32

5^F推Hall:http://tinyurl.com/2hv54a140.96.158.83 11/28 23:37

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