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Analog/Digital Conversion - Iowa State University

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Analog/Digital Conversion - Iowa State University

Title: Analog/Digital Conversion Author: Diane T. Rover Last modified by: Akhilesh Tyagi Created Date: 9/3/2002 9:10:46 AM Document presentation format

http://class.ece.iastate.edu/arun/Cpre381_Sp06/lectures/adc.ppt

Date added: October 21, 2012 - Views: 99

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Analogue to Digital Conversion - MyWeb at WIT

... analog to digital conversion is similar but different. ... The complete formula is: ... Comparators, Digital to Analog Converters , Op Amps, Timers, Real-Time clock, AES encryption, Brown-Out Reset, Direct Memory Access, ...

http://myweb.wit.edu/johnsont/Classes/244/Analogue%20to%20Digital%20Conversion.pptx

Date added: December 15, 2013 - Views: 4

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Sampling of Analog Signal - Amit Degada

Digital Coding of Analog Signal ... A/D conversion f(t) T fs(t) ... Diagram Sampling Impulse Sampling with increasing sampling time T Introduction Math Math, cont. Interpolation Formula Interpolation Under Sampling, ...

http://amitdegada.weebly.com/uploads/4/8/8/0/488033/digital_coding_of_analog_signal_ut1.ppt

Date added: January 31, 2012 - Views: 69

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Slide 1

... Data and Signals 3.1 Analog and Digital 3.2 Analog-to-Analog Conversion 3.3 Digital Signals 3.4 Transmission Impairment 3.5 Data-rate Limits 3.6 Performance 3-6 PERFORMANCE One important issue in networking is the ... However, the Nyquist formula is more general than what we derived ...

http://www.cse.unr.edu/~mgunes/cpe400/cpe400f08/Lecture25.ppt

Date added: May 16, 2012 - Views: 118

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PowerPoint Presentation

Digital to Analog Conversion Digital data needs to be carried on an analog signal. A carrier signal (frequency fc) ... We can use the formula for bandwidth to find the bit rate (with d = 1 and r = 1). Example 5.4 In data communications, ...

http://www.ics.uci.edu/%7Emagda/Courses/netsys270/ch5_1_v1.ppt

Date added: November 12, 2011 - Views: 72

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Data Communication - Virtual University of Pakistan

... Bandwidth for ASK (Figure) Bandwidth requirements for ASK are calculated using the formula BW = (1+d ... Times New Roman Arial Wingdings eco DATA COMMUNICATION Recap of Lecture 16 Overview of Lecture 17 Digital To Analog Conversion Digital To Analog Conversion Variation ...

http://vulms.vu.edu.pk/Courses/CS601/Downloads/DC-Lec-17.ppt

Date added: February 15, 2013 - Views: 236

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Digital to Analog Converters

Binary to Analog Conversion. 1011. 1001. 1010. 0111. 1000. 0110. 0101. 0100. 0011. 0010. 0001. 0000. Digital Input Signal. Analog Output Signal. Each sample is converted from binary to analog, between 0 and Vref for Unipolar, or Vref and –Vref for Bipolar. What is a DAC? – Alexander Gurney.

http://www-old.me.gatech.edu/mechatronics_course/DAC_F10.pptx

Date added: July 2, 2012 - Views: 24

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Linearity - University of Texas at Austin

7 - Data Conversion. Analog-to-Digital Conversion. Lowpass filter hasstopband frequencyless than ½ . f. s. to reducealiasing due to sampling(enforce sampling theorem)

http://users.ece.utexas.edu/~bevans/courses/rtdsp/lectures/07_Interpolation/lecture7.pptx

Date added: February 20, 2014 - Views: 6

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Slide 1

* Types of digital-to-analog conversion Bit rate is the number of bits per second. ... We can use the formula for bandwidth to find the bit rate (with d = 1 and r = 1). Example * We normally use full-duplex links with communication in both directions.

http://www.cse.unr.edu/~mgunes/cpe400/cpe400f08/Lecture27.ppt

Date added: September 15, 2012 - Views: 23

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QEC - Analog Devices

... (digital complex down mix) ... * * To help the customer overcome some of the challenges of direct conversion receivers, Analog Devices has taken the lead in integrating DC and quadrature error correction into their high speed converters. * * * * * * * * * * * * * * * * *

http://www.analog.com/static/imported-files/seminars_webcasts/Dec2009_QEC_Webcast.ppt

Date added: November 12, 2011 - Views: 26

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ch04.ppt - McGraw-Hill - The McGraw-Hill Companies

Note 4-2 ANALOG-TO-DIGITAL CONVERSION We have seen in Chapter 3 that a digital signal is superior to an analog signal. ... Solution We can use the formula to find the quantization. We have eight levels and 3 bits per sample, ...

http://highered.mcgraw-hill.com/sites/dl/free/0072967757/281735/ch04.ppt

Date added: November 7, 2011 - Views: 45

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Comp 445 - Aiman Hanna

... bps The formula states that a higher BW and S/N ratio allow higher bit rate Hence, for the telephone system ... (Coder/Decoder) is needed in such cases D igital-to-Analog-Conversion Frequency Modulation (FM) Simple method of digital to analog conversion, Also known as ...

http://www.aimanhanna.com/concordia/coen445/Presentation3-Analog_and_Digital_Signals_www.ppt

Date added: May 12, 2013 - Views: 5

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Slide 1

Digital-to-Analog Conversion. Read Floyd, Sections 12-3 to 12-5 (through page 707). Study Unit 7 e-Lesson. Do Lab #7. ... Formula. 4-bit DAC. 10-bit DAC. Number of bits. n. Number of output codes. 2n. Number of steps in the output. 2n−1. Percentage resolution. 1 / (2n−1)

http://people.sinclair.edu/nickreeder/eet252/PowerPoint/unit7.pptx

Date added: May 13, 2012 - Views: 23

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Analog And Digital Interfacing - NTU

... ADXL330 Transfer function: V = 1.5 + (0.3 * g) Conversion formula When the acceleration is 0 g V = 1.5 NADC = 2457 When the ... Filtering Light Temperature Acceleration Humidity Pressure etc. Resistance Capacitance Current Voltage etc. Analog to Digital Conversion (ADC ...

http://nslab.ee.ntu.edu.tw/courses/wsn-labs-fall-07/slides/Analog_And_Digital_Interfacing.ppt

Date added: November 14, 2011 - Views: 92

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Digital Testing - Lighthouse Chapter

If the amplitude ripple peaks are about 0.4 MHz apart. Using the formula D = 492(VP/F ... RF Combining Transport MPEG Standard Adaptive Equalization RF Demodulation FEC Decoding Digital Decompression Digital to Analog Conversion Analog Receiver RF and or Laser Transportation ...

http://www.lighthousechapter.org/presentations/digitaltesting.ppt

Date added: June 4, 2012 - Views: 39

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CSC 335 Data Communications and Networking I

(See Table 2.9) Any Limit on Bit Rate? The formula Bit rate = 2ƒ * n seems to imply that there is no upper bound for the data rate given the maximum frequency. Unfortunately, this is not true for ... it takes advantage of the fact that there is no analog-to-digital conversion at the ISP site.

http://www.cs.wcupa.edu/~yang/235ppt/lecture3.ppt

Date added: October 23, 2011 - Views: 41

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Linearity - University of Texas at Austin

Using a formula x[n] = n2 – 5n + 3, for n 0 would give the samples {3, -1, -3, -3, -1, 3, ... Ts is the sampling period. Sampling Consider audio compact discs (CDs) Analog-to-digital (A/D) conversion consists of filtering, sampling, and quantization Digital-to-analog ...

http://users.ece.utexas.edu/~bevans/courses/ee313/lectures/06_Discrete_Time/lecture6.ppt

Date added: July 21, 2013 - Views: 6

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Chapter 3 Data Transmission - Penn State Berks

... an electromagnetic signal can be either analog or digital: Analog signal: the ... Conversion of Voice Input into Analog Signal Conversion of PC Input to Digital Signal Data and Signals Usually use digital signals for ... data rate Shannon Capacity Formula ...

http://www.bk.psu.edu/faculty/nasereddin/ppu/p9.ppt

Date added: November 28, 2013 - Views: 8

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Part 6 Data Encoding and Signal Modulation

... the process of analog-to-digital conversion allows more accurate transmission of data. ... 180º, and ‑90º (+270º). The signal can be represented by the following formula: Reducing Power and Bandwidth of AM Signals In DSBTC AM, the carrier frequency component carries no information.

http://www.cs.ucla.edu/classes/fall03/cs117/lecture3b.ppt

Date added: November 22, 2011 - Views: 29

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204325: Data Communications and Computer Networks

... -to-Analog Conversion Amplitude Shift Keying Frequency Shift Keying Phase Shift Keying Quadrature Amplitude Modulation Digital-to-Analog Conversion Required to send digital data over a band-pass channel Also known as modulation Carrier Signals ... We can use the formula for bandwidth to find ...

http://www.cpe.ku.ac.th/~cpj/204325/slides/05-Analog.ppt

Date added: August 2, 2013 - Views: 68

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(H)DTV and the Broadband Digital Migration

... (w/ option of digital to analog conversion) ... Need mechanism (sharing formula or package bidding rules) to allocate cost of clearing broadcasters that encumber more than one overlay license Reduces free-rider problem ...

http://www.eecs.harvard.edu/~parkes/cs286r/spring04/lectures/DTV_Tokyo.11.07.03.v4.1.ppt

Date added: October 8, 2011 - Views: 48

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Signals - DePaul University

... Sixth Edition * Analog vs. Digital Data and signals can be either analog or digital Analog is a continuous waveform, with examples such as ... Sixth Edition * Loss of Signal Strength Formula for decibel (dB): dB = 10 x log10 (P2 / P1) ...

http://facweb.cs.depaul.edu/cwhite/Book/Slides%20Sixth%20Ed/Chapter%202.ppt

Date added: January 28, 2012 - Views: 79

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Module 1.0: Introduction - KFUPM

Digital to Digital Conversion Different D/D encoding Cost Voltage level Number of levels ... (data compression) Shanon formula and ... Amplitude Modulation Frequency Modulation Structure of Telephone System Need for A/D and D/A conversions Analog to Digital Conversion ...

http://faculty.kfupm.edu.sa/ics/salah/082/ics343/slides/module_31.ppt

Date added: October 26, 2012 - Views: 11

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PowerPoint Presentation

... and Crosstalk (Eb/N0) is a critically important number for digital comms Eb/N0 =(SNR)*(BW/R) ---- important formula ... processing done to compress signal to achieve similar signal quality with fewer bits --- called source coding Analog to Digital Conversion Once analog data ...

http://teal.gmu.edu/~hnguyen/TCOM552/Lectures/TCOM552-Lecture-3.ppt

Date added: January 30, 2013 - Views: 7

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Scanners/Capture Devices - Cornell University

Set conversion requirements greater ... (marginal) Resolution key to text capture, e.g., dpi Bitonal QI formula for text DPI = 3QI/.039h ... attributes: size, detail, tone, and color Appreciate imaging factors affecting quality and cost Translate between analog and digital Equate ...

http://www.cs.cornell.edu/Courses/cs502/2002SP/lectures/lagoze%2004-09-02.ppt

Date added: May 23, 2013 - Views: 8

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Wireless Communications and Networks - George Mason University

... and Crosstalk (Eb/Nsub 0) is a critically important number for digital comms Eb/Nsub0=(SNR)*(BW/R) ---- important formula ... processing done to compress signal to achieve similar signal quality with fewer bits --- called source coding Analog to Digital Conversion Once analog ...

http://teal.gmu.edu/ececourses/tcom552/fall05/Session3.ppt

Date added: June 14, 2013 - Views: 15

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PowerPoint Presentation

McGraw-Hill The McGraw-Hill Companies, Inc., 2000 5.* 5-1 DIGITAL-TO-ANALOG CONVERSION Digital-to-analog conversion is the process of changing one of the characteristics of an analog signal based on the information ... We can use the formula for bandwidth to find the bit rate (with d = 1 and r ...

http://www.free4ebook.com/15361_Modulation.ppt

Date added: August 1, 2013 - Views: 7

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Slide 1

AnalogDigital conversion Digital signal; signal is a function of discrete numbers, F(N) Analog signal; signal is a function of continuous numbers, usually time, F(t) ... the Bethe Bloch formula Diapositiva 21 A clever example: ...

http://www.lnf.infn.it/edu/stagelnf/2013/scordo.ppt

Date added: August 10, 2013 - Views: 4

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Intro to Remote Sensing - University of Texas at San Antonio

... (e.g., inaccurate analog-to-digital conversion). ... Kurtosis is computed using the formula: Measures of Distribution (Histogram) Asymmetry and Peak Sharpness In this example Kurtosis does not subtract 3.

http://www.utsa.edu/LRSG/Teaching/ES6973/Lecture/L3-sta.ppt

Date added: May 21, 2012 - Views: 35

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PowerPoint Presentation

... 2000 5-1 DIGITAL-TO-ANALOG CONVERSION Digital-to-analog conversion is the process of changing one of the characteristics of an analog signal based on the information in digital data. ... We can use the formula for bandwidth to find the bit rate (with d = 1 and r = 1).

http://highered.mheducation.com/sites/dl/free/0072967757/281735/ch05.ppt

Date added: July 7, 2014 - Views: 1

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Chapter 3 Data Transmission

... Signals Carrying Analog and Digital Data Analog Transmission Analog signal transmitted without regard to content May be analog or digital data Attenuated over ... Capacity Formula Consider data rate ... Binary Digital Data Conversion of PC Input to Digital Signal ...

http://www.rivier.edu/faculty/vriabov/CS553_ST7_Ch03-DataTransmission.ppt

Date added: August 8, 2013 - Views: 6

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chapter 1

... Digital signals can tolerate noise The finer-grained the analog-to-digital conversion is, ... 1 x 23 + 0 x 22 + 1 x 21 + 0 x 20 = 1 x 8 + 0 x 4 + 1 x 2 + 0 x 1 = 810 + 210 = 1010 General formula for converting an n-digit number from base B to decimal (Pi is the ith digit of ...

http://egr.spu.edu/bolding/EE1210/010-DigitalSystems.ppt

Date added: October 6, 2011 - Views: 13

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Lecture - Bangladesh University of Engineering and Technology

... Digital Signals Analog to Digital Conversion (PCM) Analog Data, ... (Nyquist formula) Data Rate: C = capacity or data transfer rate in bps B = bandwidth (in hertz) M = number of possible signaling levels Modulation The process of encoding source data onto a carrier signal with frequency f.

http://www.buet.ac.bd/iict/iictcourses/ict6004/6004Week1.ppt

Date added: October 11, 2011 - Views: 52

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DIGITAL SIGNAL PROCESSING - TSIME Online

Digital-to-Analog Conversion To get around this, nearly all DACs operate by holding the last value until another sample is received. ... Jitter requirements can be calculated using the following formula: where q is a number of ADC bits.

http://tsime.uz.ac.zw/claroline/backends/download.php/RElHSVRBTF9TSUdOQUxfUFJPQ0VTU0lOR18yLnBwdA%3D%3D?cidReq=EE412

Date added: February 27, 2014 - Views: 3

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EET 159 PowerPoint Slides - Sinclair Community College

Analog-to-Digital Conversion ... analog-to-digital converter (ADC) to transform the analog values into digital binary values. The ADC periodically samples the analog signal, ... Formula. 4-bit ADC. 10-bit ADC. Number of bits. n. 4. Number of output codes. 2 n. 16.

http://people.sinclair.edu/nickreeder/eet2259/PowerPoint/unit12.pptx

Date added: June 17, 2013 - Views: 12

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Digital Systems: Hardware Organization and Design

... Reconstruction formula: * Veton Këpuska * Conversion of Continuous Signals and Systems to Discrete Time Sin function: ... * Veton Këpuska * ADC: Time Quantization (Sampling) of Analog Signals Analog-to-Digital Conversion. Continuous Signal x(t).

http://my.fit.edu/~vkepuska/ece5525/Ch2-Discrete-Time%20Signal%20Processing%20Framework2.ppt

Date added: May 2, 2013 - Views: 9

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Chapter 5 - Week 3 - DePaul University

... 2000 5.* 5-1 DIGITAL-TO-ANALOG CONVERSION Digital-to-analog conversion is the process of changing one of the characteristics of an analog signal based on the ... We can use the formula for bandwidth to find the bit rate (with d = 1 and r = 1). (next slide) 5.* Example 5.3 ...

http://facweb.cs.depaul.edu/cwhite/TDC%20460/Analog%20Transmission.ppt

Date added: October 7, 2011 - Views: 57

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Wireless Communications and Networks - The Computer Engineers ...

... for encoding digital data into a digital signal is less complex and less expensive than digital-to-analog equipment Analog data, digital signal Conversion permits use of modern digital transmission and switching equipment ... only much lower rates achieved Formula assumes white noise ...

http://sgar91.files.wordpress.com/2011/09/ch2_transmission-fundamentals.ppt

Date added: June 2, 2012 - Views: 27

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Wireless Communications and Networks

... digital signal Equipment for encoding is less expensive than digital-to-analog equipment Analog data, digital signal Conversion permits ... Channel Capacity Concepts Related to Channel Capacity Nyquist Bandwidth Signal-to-Noise Ratio Shannon Capacity Formula Example of Nyquist and ...

http://www.unf.edu/~zprodano/CEN4533C/lect1.ppt

Date added: October 13, 2011 - Views: 39

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PowerPoint Presentation

... 5-1 DIGITAL-TO-ANALOG CONVERSION Digital-to-analog conversion is the process of changing one of the characteristics of an analog signal based on the information in digital data. ... We can use the formula for bandwidth to find the bit rate ...

http://science.kennesaw.edu/~yshi5/2520/ch05.ppt

Date added: June 8, 2013 - Views: 3

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PowerPoint Presentation

We calculate the number of bits from the formula Example 3.16 Each signal level is represented by 3 bits. ... We can install two converters to change the digital signal to analog and vice versa at the receiving end. The converter, ... we still cannot send the digital signal without conversion.

http://www.ics.uci.edu/~magda/Courses/netsys270/ch3_2_v1.ppt

Date added: November 6, 2011 - Views: 11

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PowerPoint Presentation

5-1 DIGITAL-TO-ANALOG CONVERSION Digital-to-analog conversion is the process of changing one of the characteristics of an analog signal based on the information in digital data. ... We can use the formula for bandwidth to find the bit rate ...

http://www.philadelphia.edu.jo/courses/Engineering/Communication/ch05.ppt

Date added: October 17, 2012 - Views: 11

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Chapter 1. Introduction to Data Communications

... s number of symbols transmitted per second General formula: b = s x n where b = Data Rate (bits/second) s ... Bandwidth of a Voice Circuit Data Capacity of a Voice Circuit Data Compression in Modems 3.6 Digital Transmission of Analog Data Analog to Digital Conversion PAM ...

http://www.dwaynewhitten.com/info306/ch3-11e.ppt

Date added: October 14, 2012 - Views: 14

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Chapter 3 Data Transmission - University of Bridgeport

... Voice Signal Spectrum Easily converted into electromagnetic signal for transmission Conversion of Voice Signal into Analog Signal Conversion of Binary Input to Digital Signal Data ... Data Analog OR Digital Analog ... Shannon Capacity Formula Consider data rate ...

http://www1bpt.bridgeport.edu/%7Esrizvi/03-DataTransmission.ppt

Date added: May 4, 2013 - Views: 13

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MEASUREMENT AND INSTRUMENTATION BMCC 4743

... quite slow, not very accurate) Successive-approximations converter (quite fast – typical 12-bit completes a conversion in 10 – 25 ... used in digital voltmeter) Example Formula to estimate A/D ... of analog signal Digital information is transmitted and processed in ...

http://mochsafarudin.files.wordpress.com/2010/08/lecture7.ppt

Date added: November 28, 2013 - Views: 3

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MEASUREMENT AND INSTRUMENTATION BMCC 4743

... 60 Hz power line voltage Example of analog signal Digital information is transmitted ... digital clock is stopped The count of the digital clock is the digital output of the A/D converter * Example * Formula to estimate A/D converter digital ... analogue output range and conversion ...

http://mochsafarudin.files.wordpress.com/2010/08/lecture6.ppt

Date added: May 2, 2013 - Views: 16

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Board I/O - San Jose State University

Analog-to-digital conversion (ADC) and digital-to-analog conversion (DAC) are processes that allow microcontrollers to interact with analog signals. ... Calculate the period of the timer clock using the following formula: Tclock = 1/Ftimer where FTimer is the frequency of the clock used for the ...

http://www.engr.sjsu.edu/tnguyen/HOMEWORKS/TN%20EE138%20MISC.pptx

Date added: December 1, 2013 - Views: 15

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Linearity

Using a formula x[n] = n2 – 5n + 3, for n 0 would give the samples {3, -1, -3, -3, -1, 3, ... Ts is the sampling period. Sampling Consider audio compact discs (CDs) Analog-to-digital (A/D) conversion consists of filtering, sampling, and quantization Digital-to-analog ...

http://web.ee.nchu.edu.tw/~shsu/linear/topic/lecture7.ppt

Date added: July 7, 2014 - Views: 1

ppt
PowerPoint Presentation

4.# 4-1 DIGITAL-TO-DIGITAL CONVERSION In this section, we ... Does this agree with the previous formula for Nmax? Solution ... four consecutive zeros with 000V or B00V depending on the number of nonzero pulses after the last substitution. 4-2 ANALOG-TO-DIGITAL CONVERSION We have seen in ...

http://www.philadelphia.edu.jo/courses/Engineering/Communication/ch04.ppt

Date added: February 20, 2012 - Views: 30

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Multimedia Elements Sound, Animation, and Video

... Frame rate Image size Color depth To determine file size use the following formula: ... Sampling To include sound in a multimedia application, the sound waves must be converted from analog to digital form This conversion is called sampling ...

http://tcet.unt.edu/weblibrary/ppt/soundani.ppt

Date added: November 11, 2012 - Views: 46