DIGITAL DATA TRANSMISSION - II

DIGITAL DATA TRANSMISSION - II

DIGITAL DATA TRANSMISSION - II

... f 1 - f 0 ( f 1 - f 0 ) T 5.0 + 3.3075 + 1.0 0 0 5.25 + 2.613 + 0.79 0.25 0.25 e -0 3 5.5 + 0.3518 + 0.1063 0.5 0.5 e -0 3 5.75 - 0.803 - 0.2427 0.75 0.75 e -0 3 6.0 - 0.29 - 0.0876 1.0 1.0 e -0 3 ... 1.0 1.0 e -0 3 6.25 + 0.402 + 0.1215 1.25 1.25 e -0 3 6.5 + 0.149 + 0.045 1.5 1.5 e -0 3 6.75 - 0.353 - 0.1067 1.75 1.75 e -0 3 Graph of ρ...

Ngày tải lên: 23/10/2013, 15:15

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DIGITAL DATA TRANSMISSION - I

DIGITAL DATA TRANSMISSION - I

... db');ylabel('PE'); legend(&apos ;- For Base band','. for ASK'); 0 5 10 15 20 25 30 -3 00 -2 50 -2 00 -1 50 -1 00 -5 0 0 PE v/s SNR curves for Base band and ASK signals SNR in db PE - For Base band . ... rise to amplitude-shift- keying (ASK), frequency-shift-keying (FSK) and phase-shift-keying (PSK), respectively. ASK describes the techniq...

Ngày tải lên: 19/10/2013, 17:15

14 344 0
Tài liệu Module 10: Creating a Security Design for Data Transmission docx

Tài liệu Module 10: Creating a Security Design for Data Transmission docx

... that encapsulates Point-to-Point Protocol (PPP) frames in IP datagrams for transmission over IP-based networks, such as the Internet. PPTP uses the Microsoft Point-to-Point Encryption (MPPE) ... Designing Security for Data Transmission 7 Lab A: Designing Security for Data Transmission 19 Course Evaluation 22 Module 10: Creating a Security Design for Data Transmission...

Ngày tải lên: 18/01/2014, 05:20

28 461 0
Tài liệu DEMO DIGITAL ART - PHẦN II doc

Tài liệu DEMO DIGITAL ART - PHẦN II doc

... hoa lá DEMO DIGITAL ART - PHẦN II Sau một thời gian dài sau khi ra mắt phần I , nhưng việc xử lý không đem lại hiệu quả cao , nay tôi ra mắt các bạn phần II , với phần thứ 2 này ... sau đó nhấn Ctrl+U để tăng hoặc giảm màu theo ý muốn - Xử lý phần còn lại Những phần còn lại khác như ngực - tay - quần áo thì bạn cũng dùng các phương pháp làm sán...

Ngày tải lên: 21/01/2014, 16:20

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Tài liệu Chapter 3 Data Transmission pdf

Tài liệu Chapter 3 Data Transmission pdf

... bandwidth 4MHz  Digital  Use two DC components Data and Signals  Usually use digital signals for digital data and analog signals for analog data  Can use analog signal to carry digital data  Modem  Can ... data  Modem  Can use digital signal to carry analog data  Compact Disc audio Analog Signals Carrying Analog and Digital Data Digital Signals Carry...

Ngày tải lên: 16/02/2014, 08:20

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Tài liệu Chapter 9 Using Telephone and Cable Networks for Data Transmission pptx

Tài liệu Chapter 9 Using Telephone and Cable Networks for Data Transmission pptx

... in 56K modems 9.16 9-3 DIGITAL SUBSCRIBER LINE 9-3 DIGITAL SUBSCRIBER LINE After traditional modems reached their peak data rate, After traditional modems reached their peak data rate, telephone ... high-speed data transfer. In this section, we briefly high-speed data transfer. In this section, we briefly discuss this technology. discuss this technology. Bandwidth Shari...

Ngày tải lên: 16/02/2014, 20:20

37 939 4
Tài liệu Lecture 22: Digital Transmission of Analog Data (Baseband Transmission): doc

Tài liệu Lecture 22: Digital Transmission of Analog Data (Baseband Transmission): doc

... Introduction to Telecommunications, Winter 2000 Lecture-22 Digital Transmission Digital Transmission of Analog Data (Baseband Transmission) : • Analog voice data must be translated into a series of binary ... 2000 Lecture-22 Digital Transmission Figure-2: Pulse Amplitude Modulation. 2. Pulse-duration modulation (PDM), also known as pulse-width...

Ngày tải lên: 09/12/2013, 16:15

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Digital Economic II.

Digital Economic II.

... ofboth business-to-business and business-to-consumer e-commerce may prove to be low if a recent studyfinanced by Cisco Systems, which estimates that 1998 total e-commerce (business-to-business plus ... business-to-business e-commerce might rise to $300 billion by 2002. Most forecasters nowconsider that estimate to be too low. For example, Forrester Research estimates that business-to-business...

Ngày tải lên: 06/11/2012, 15:40

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