digital & analog communication systems (8th edition)

... for digital communication systems • Fiber-optic systems • Spread-spectrum systems • AMPS, GSM, iDEN, TDMA, CDMA, WiMAX, and LTE cellular telephone systems • Digital and analog television systems • ... Ratios for Analog Systems 530 Comparison with Baseband Systems, 531 AM Systems with Product Detection, 532 AM Systems with Envelope Detection, 533 DSB-SC Systems, 535...

Ngày tải lên: 05/04/2014, 12:54

Ngày tải lên: 24/12/2013, 14:16

... (f)=              0 f ≤− 3 2 1 2 f 2 + 3 2 f + 9 8 − 3 2 <f≤− 1 2 −f 2 + 3 4 − 1 2 <f≤ 1 2 1 2 f 2 − 3 2 f + 9 8 1 2 <f≤ 3 2 0 3 2 <f 5) F[tsinc(t)] = 1 π F[sin(πt)] = j 2π  δ(f + 1 2 ) ... = 1 |a|  −∞ ∞x(u)e −j2πfu/a du = 1 |a| X  f a  where we have treated the cases a>0 and a<0 separately. Note that in the above expression if a>1, then x(at) is a contra...

Ngày tải lên: 05/03/2014, 19:20

... CHAPTER 5 | YOUR RESUME AND FINANCIAL STATEMENT | 91 Personal Financial Statement LIABILITIES & NET WORTH Credit Cards and Revolving Credit Accounts Name of Creditor Amount Owed VISA (Bank ... Forecast is included on the CD-ROM in Excel spreadsheet format. You can find it under the filename P&L_Fore.xls. Note that formulas have been embedded in the spreadsheet document so tha...

Ngày tải lên: 02/08/2013, 22:42

Ngày tải lên: 29/09/2013, 20:20

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Ngày tải lên: 12/12/2013, 04:15