Digital Signal Processing Page
Index
- Adaptyv - practical information concerning the design of digital signal processing systems
- Articles, Papers, and Presentations by BDTI Authors - good collection of DSP articles
- Digital Signal Processors vs. Universal Microprocessors - European DSP Education and Research Conference paper in pdf format
- comp.dsp FAQ - FAQs (Frequently asked questions with answers) on Digital Signal Processing
- DSP-architecture directory - EDN's annual DSP directory helps in sorting through the myriad DSP devices
- DSP Buyers Guide - selecting the right DSP for a given project is no simple matter
- dspGuru - information exachange to promote resource-sharing among DSP designers.
- DSP Related Mailing Lists - mailing lists, related to DSP, on which you can subscribe
- DSPs for next-generation cell phones balance performance and power - DSP vendors are fighting the battle on several fronts for high-performance, low-power operation and offering scalable architectures and optimized instruction sets.
- DSP System Integration
- Embedded microprocessors and DSPs: considerations for converging technologies - If you're considering a change from a traditional embedded processor to a DSP device, you're not alone, EDN Web Exclusives article in pdf format
- FAQs (Frequently asked questions with answers) on Digital Signal Processing - world-wide web version of the comp.dsp FAQ
- Fixed or floating? a pointed question in DSPs - designers considering DSP applications must first decide whether to commit their designs to fixed- or floating-point DSPs
- General-purpose µPs for DSP applications: consider the trade-offs - using general-purpose processors instead of dedicated DSPs for DSP-intensive applications has some advantages, as well as some pitfalls
- Hardware Implementations of Multirate Digital Filters - sometimes it is important to map interpolation and decimation functions directly into hardware
- Introduction to DSP - first module of the BORES Signal Processing DSP course - Introduction to DSP
- Introduction to DSP MIPS, MOPS and Mflops
- IRCAM Scientific and Musical Articles - acoustics articles
- Multimedia instructions boost host-based processing - traditional CPUs have been enhanced with multimedia instructions to perform parallel processing suitable for DSP applications
- Poynton's Digital Signal Processing Resource List - FIR Filter Design Software
- Signal Processing - includes DSP FAQ
- RTOSs simplify DSP-application development and debugging - DSPs are finding increasing applicability in consumer electronics and automotive electronics, along with their traditional telecommunications applications. Unfortunately, design tools for DSPs have not kept pace with their growing popularity. RTOSs from a few vendors are addressing this issue.
- Signal Processing Information Base (SPIB) - information repositories of data, papers, software, newsgroups, bibliographies, links to other repositories, and addresses
- Soft Radios and Modems on FPGAs - FPGA is now competing with DSP chips for soft radio and modem design
- Stephen M. Springer's Audio DSP Pages - educational, strictly non-commercial and useful DSP website
- The Colors of Noise - what are white noise, pink noise and other noise colors
- The Scientist and Engineer's Guide to Digital Signal Processing - web site of the book, includes some chapters from the book about filtering, spectral analysis and data compression, also DSP programs and files
General
Audio
- Acoustical Modeling Publications and Software by Julius Orion Smith III
- Active Noise Control FAQ
- Advances in Speech Enhancement on Voice-over-IP Applications - number of speech quality impairments within VoIP networks threaten the ability to provide comparable quality to a circuit-switched network
- An Introduction to Noise Reduction
- Asynchronous conversion thwarts incompatibility in sampling A/D systems - by using asynchronous sample-rate conversion, you can eliminate the problem of repeated or dropped samples that can occur when interconnecting systems with incompatible clock rates
- Companding systems used in telephone PCM systems - A-law and mu-law explained
- Computer speech compression techniques - comp.speech.FAQ, speech data, software
- DSP Solutions for Data/Facsimile Modems - application note from Texas Instruments, includes info on many usefula algoriths
- fIR filter Design by Windowing - Java applet for filter design, on-line usable tool, comes with Java source code
- GSM 06.10 lossy speech compression
- Guitar Effects FAQ
- Harmony Central Effects Resources
- How Dolby Stereo (aka Dolby Surround) works - and how to make your own surround sounds using your soundcard
- How Vocoders Work
- Implementation of a High-Quality Dolby Digital Decoder Using MMX Technology - includes basic introduction to Dolby Digital decoding
- Introduction to Digital Filters - introductory chapter from The Scientist and Engineer's Guide to Digital Signal Processing
- Introduction to Signal Processing book page - book discusses algorithms for digital audio effects, this pages has all code found in the book!
- Mathtools.net Java Filtering - filter design applications
- Notch filter uses only lowpass filters - describes textbook method and one simpler method
- Paul Browning'sAudio Digital Signal Processing Page - lots of audio algorithm descriptions
- Practical use of the Hilbert Transformation - application note from Brüel & Kjær in pdf format
- Sampled sound processors - information on delay, pitch change, reverberation and digital filters
- Sample Rate Converting Tutorial
- Speech Coding - principles involved in speech coding and details of commonly used coders
- Time/Pitch Scaling FAQ/References Page - how to pitch of a signal without changing its length, check also On the Importance of Formants in Pitch Shifting
- What is ADPCM? Where can I get source for it?
Signal analysing
Image and video
- AVDS & Sensor Lab Publications - papers on 3D stereoscopic imaging, visual inspection, compression, motion estimation
- CCD Imaging Systems - Charge-coupled device sensors do not produce perfect images and require considerable signal processing to achieve the ultimate image quality
- Data Compression - introductory chapter from The Scientist and Engineer's Guide to Digital Signal Processing, covers RLE, Huffman, Delta encoding, LZW, DCT, JPEG and MPEG
- Image Procecessing tutorials - median filtering, compression, TI DSPs
- Image resizing and enhanced digital video compression - image resizing and image compression are playing an important role in improving the quality of video images
- JPEG-2000 -The new wave in image compression - pdf file
- JPEG image compression FAQ - read also part 2
- JPEG parameters determine compression-system performance
- MPEG video compression technique - a brief discussion
- Stereo vision based mapping and navigation for mobile robots
- Structured Light Visio - technique greatly simplify the process of triangulating the position of a point in space
- Synthetic Lighting for Photography - simple ideas to use super-position principle to modify the lighting of a scene after it has been photographed
- The implementation of the IDCT by means of the IDFT
- Tomi Engdahl's computer graphics web page - very many useful links to computer graphics information
Telecommunications
Wavelet
Utilities
Sound libraries
- Common Music - music synthesis and signal processing package written primarily in Common Lisp
- Sound Processing Kit - object-oriented class library for audio signal processing implemented in C++
FFT
- Fast Fourier Transform (FFT) in one and more dimensions - FFT routine from Netlib that has been mentioned to be good in comp.dsp newsgroup, file packed with tar and gzip
- FFT Example Source code in C
- FFTPACK library - makes conversion to arbitary length data
- FFTW - C subroutine library for performing the Discrete Fourier Transform (DFT) in one or more dimensions
Audio codecs
Misc routines
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