radio broadcasting systems digital audio broadcasting

Ngày tải lên: 23/12/2013, 04:17

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Ngày tải lên: 03/07/2014, 23:38

Ngày tải lên: 20/05/2015, 20:55

... High Speed Electronics and Systems, 1997. [30] Brandenburg, K. and Stoll, G., The ISO/MPEG -audio codec: A generic standard for coding of high quality digital audio, J. Audio Eng. Soc. (AES), 42(10), ... will use the MPEG-2 /Audio algorithm. 40.7 Conclusions Lowbitratedigitalaudioisappliedinmanydifferentfields,suchasconsumerelectronics,professional audioprocessing,telecommunications,andbroadcasting. ... MPEG-2 /Audio Multichannel Coding A logical further step in digital audio is the definition of a multichannel audio representation sys- tem to create a convincing, lifelike soundfield both for audio- only...

Ngày tải lên: 22/01/2014, 12:20

... G.A. Digital Audio Coding: Dolby AC-3” Digital Signal Processing Handbook Ed. Vijay K. Madisetti and Douglas B. Williams Boca Raton: CRC Press LLC, 1999 c  1999byCRCPressLLC TABLE41.2 AC-3 Audio ... of the six Audio Blocks depending on audio signal bit demand. This feature is particularly useful when the audio signal is non-stationary over the 1536-sample synchronization frame. Audio Blocks ... in a perceptual audio coder, presented at the 97th Convention of the Audio Engineering Society, Preprint 3921, November 1994. [9] Schroeder, M., Atal, B. and Hall, J., Optimizing digital speech...

Ngày tải lên: 22/01/2014, 12:20

... DAFX (Digital Audio Effects) Scientific Committee. His interests are centered in audio signal representations, sound synthesis by physical models, digital audio effects, spatial audio, audio coding, ... Fundamentals of digital signal processing The fundamentals of digital signal processing consist of the description of digital signals –inthe context of this book we use digital audio signals – ... Processing Department at Electromagnetic Systems Laboratories, Inc., working on systems for digital communications; the Adaptive Systems Department at Systems Control Technology, Inc., working...

Ngày tải lên: 16/03/2014, 11:20

Ngày tải lên: 08/04/2014, 12:07

... consoles, portable audio players, smartphones, or appliances. Motivated by this expansion trend, in the past few years the range of research topics that have fallen within the digital audio effects ... are today addressed by the International Digital Audio Effects Conference (DAFx), which has become a reference gathering for researchers working in the audio field. In the many editions of the DAFx ... Department of Information and Communication Technologies & Audiovisual Institute, Universitat Pompeu Fabra, Barcelona, Spain 4 Centre for Digital Music (C4DM), School of Electronic Engineering and...

Ngày tải lên: 21/06/2014, 05:20

... Embedded Systems Digital PCM DAC Comp Class D Amp LC filter Digital PCM PCM to PWM Class D AMP LC filter Figure 1: DAC plus class D amplifier versus digital power audio amplifier. in Figure 1: new digital ... devices. An extra Digital- to-Analog Converter (DAC) is needed, before the analog amplifier, for digital sources: CD, Super Audio CD and DVD supports, MP3 files, and Digital Audio Broadcasting. To ... design of digital amplifiers,” in Proceedings of the IEEE International Symposium on Circuits and Systems (ISCAS ’06), pp. 5531–5534, 2006. [18] Spectrum Design Solutions Inc., Digital audio solutions application...

Ngày tải lên: 21/06/2014, 20:20

... ceed- ings of the Institute of Radio Electronics, Czech and Slovak Radio Engineering Society (RADIOELEKTRONIKA ’99),Brno,Czech Republic, April 1999. [8] A.J.MagrathandM.B.Sandler,“Digitalpoweramplification using ... Journal of t he Audio Engineering Society, vol. 45, no. 6, pp. 476–487, 1997. [9] M. J. Hawksford, “SDM versus PWM power digital- to- analogue converters (PDAC) in high-resolution digital audio applications,” ... Germany. He has organized many seminars and short courses in digital audio signal processing, has worked in the devel- opment of digital audio devices, and has authored and presented numerous papers...

Ngày tải lên: 22/06/2014, 19:20

... simultaneous video and digital sound recordingsFigure 2 Equipment setup for simultaneous video and digital sound recordings. Note the same microphone is used to record audio into both the digital sound ... were counted from the digital audio recordings compared to the video recordings. A Bland-Altman plot (Figure 3) shows excellent agree- ment between the video and digital audio cough rates with ... with manual counting from digital audio recordings. We found excellent agreement between the two methods, with slightly more cough sounds detected from the digital audio recording. Furthermore manual...

Ngày tải lên: 13/08/2014, 08:20

Ngày tải lên: 24/08/2014, 17:53

... bài dịch chương II trong sách “Principles of Digital Communication Systems and Computer Networks” của nhóm em. Phần I – Các hệ thống truyền thông số (Digital Communation System) Chương 2: Lý Thuyết...

Ngày tải lên: 18/09/2012, 10:13

... carried out via the MOST . 25 E70 Audio Systems Index Explanation Index Explanation 1 Safety fuse 3 MOST 2 Power supply 4 Audio signals Audio Systems in the New BMW X5 The following audio equipment is available ... luggage compartment on the left-hand side. 34 E70 Audio Systems 16 E70 Audio Systems S atellite Tuner (SDARS) System Circuit Diagram 11 E70 Audio Systems I ndex E xplanation I ndex E xplanation ... A 12-V socket outlet is located in the immediate vicinity of the audio jack. 38 E70 Audio Systems Top-HiFi System 24 E70 Audio Systems Index Explanation Index Explanation 1 Tweeter ,front right...

Ngày tải lên: 19/10/2012, 13:50

Ngày tải lên: 05/03/2013, 17:01

... Message : AudioBlock : Speaker : AudioTask : AudioController : AudioOutput : TaskView 1: playMessage ( ) 9: update ( ) 3: postEvent ( AudioTask Event) 8: postEvent ( AudioTask Event) 4: getAudioBlock ... an AudioOutput object will invoke the playSample method 2000 times per audio block. : AudioController : Message : AudioOutput : Speaker : UserInterface 2: getAudioBlock ( ) 3: playCompressedAudioBlock ... behaviour of an Audio input object is represented in Figure 4.2. Idle Recording enter: Start DMA DMA EndOfTransfer? GetCompressedAudioBlock(a:AudioBlock)? Compress exit: Notify! Figure 4.2: AudioInput...

Ngày tải lên: 24/10/2013, 23:15

Ngày tải lên: 01/11/2013, 14:38

Ngày tải lên: 01/11/2013, 14:44

Ngày tải lên: 24/12/2013, 14:16

Ngày tải lên: 01/01/2014, 20:24