Sign in

username:

password:



Not a member?

Discussion Groups

DSP Discussion Groups & Forums

From here, you can access several active DSP related Discussion Groups & Forums that are meant to facilitate the exchange of information between DSP engineers and DSP researchers. You can subscribe to one or several discussion groups with confidence, as all groups are moderated and you can unsubscribe at any moment very easily.

Comp.DSP | Analog Devices DSPs | Audio Signal Processing | TMS320C28x | TMS320C3x | TMS320C54x | TMS320C55x | TMS320C6x | Code-Composer | Echo Cancellation | TMS320C24x | DSP & FPGA | Image Signal Processing | Matlab DSP | Freescale DSPs | Speech Recognition | Speech Coding |

Comp.DSP

Comp.dsp is a worldwide Usenet news group that is used to discuss various aspects of digital signal processing.

Audio DSP Micro ?
by RealInfo sent on 03:02 16-05-08
Hi All I need some suitable DSP oriented microprocessor to do some audio eff... 

Modulation scheme with multiple phases and a two amplitudes?
by Green Xenon [Radium] sent on 01:34 16-05-08
Hi: QAM uses two carrier waves that are 90-degrees out of phases with each ... 

Visit Comp.dsp

Analog Devices DSPs  |  1826 members

Technical discussions related to Analog Devices DSPs (including Blackfin, TigerSHARC, SHARC and ADSP-21xx DSPs).

Return from interruption in C Code
Hello How can I return from an interruption working in C Code? In other words... Analog Devices DSPs

Linkports
Hello I'm new using VisualDSP and Tigersharcs TS101. I've to implement with L... Analog Devices DSPs

Visit adsp

Audio Signal Processing  |  1810 members

Technical discussions related to Audio Signal Processing (digital effects, acoustics, noise reduction, musical signal processing, etc).

Audio Equalizer
Hi I want build a multiband ( 10 band) 2-channel audio equalizer with FIR or ... Audio Signal Processing

Noise Cancellation using Auto and Cross-Correlation
Hello, I'm trying to create an FIR filter to cancel some noise in an audio sa... Audio Signal Processing

Visit audiodsp

TMS320C28x  |  272 members

Technical discussions about the TI C28x DSPs (including the C2810, C2811, C2812, F2801, F2806, F2808, F2810,, F2811, F2812, R2811 and R2812).

synchronizing ADC and PWM in TMS320f2812
Hi, I am using a ezdsp 2812 for some control purpose. I want to have an ISR ti... TMS320C28x

change in COMCONx register values
Hi, I am running my program in RAM of F2812. I gave COMCONA as 0xA660 and COM... TMS320C28x

Visit c28x

TMS320C3x  |  580 members

Technical discussions about the TI C3x DSPs (including the C31, C32 and C33 DSPs).

external memory address range for PAGE 0
Hi All, I have assigned page0 as the chip enable for an external flash. But ... TMS320C3x

TI TMS320 self check utility c3xcheck.asm help
Hello... I am having an issue with a TMS320C33 and I would appreciate some guid... TMS320C3x

Visit c3x

TMS320C54x  |  1549 members

Technical discussions about the TI C54x DSPs (including the c5401, c5402, c5402a, c5404, c5407, c5409, c5409a, c5410, c5410a, c5416, c5420, c5421, c5441, c549, c5470 and c5471).

how to access a continue io space in tms320vc5402?
i have a 2k x 8bit dpram in 5402's io space,now my problem is how to access the... TMS320C54x

Running programs with emulator and bootloader.
Its a very simple question: if a program runs very well with the emulator (XDS5... TMS320C54x

Visit c54x

TMS320C55x  |  949 members

Technical discussions about the TI C55x DSPs (including the c5501, c5502, c5503, c5507, c5509, c5510 and OMAP5910).

Problem with 5509A address space and CE generation
Hi , I am working with TMS320C5509A emif and facing a similar problem. Whe... TMS320C55x

Re: Write to 5509 emif
Hi Dileepan, I am working with TMS320C5509A emif and facing a similar probl... TMS320C55x

Visit c55x

TMS320C6x  |  2974 members

Technical discussions about the TI C6000 DSPs (including the c62x, c64x and c67x DSPs).

Program fails to load (data verification error)
DSP: TMS320DM6446 (DVEVM) CCS: 3.3.77 BIOS: 5.32.03 GEL file: DaVinciEVM_dsp.... TMS320C6x

understanding stall cycles:please help
Hi, I am running profiler on DM6446 (cycle accurate simulator), CCS3.3. After ... TMS320C6x

Visit c6x

Code-Composer  |  1638 members

Technical discussions about Code Composer Studio.

fopen() not functioning with emulator.
I am working on a test application where I am reading/writing files for processi... Code-Composer

This looks simple issue, but i dont know how to fix, please let me know
Hi, Whener I am compling project on CCS with incremental compile option, all ... Code-Composer

Visit code-comp

Echo Cancellation  |  856 members

Technical discussions about echo cancellation and adaptive filtering in general.

Echo cancellation for VoIP
Hello! Some of the authors say that to cope with echo in VoIP-enabled network, ... Echo Cancellation

Choosing the Right Processor !
-- hi guys !! Here is the application : Implementation of Acoustic... Echo Cancellation

Visit echocancel

TMS320C24x  |  61 members

Technical discussions about the TI c24x DSPs (including the C2401A, C2402A, C2403A, C2406A, F2401, F2402, F2403, F2406, and F2407).

Assembly compilation procedure:
Hi all, Iam new to assembly programming, i have some doubts regard... TMS320C24x

TMS320LF2407A Flash programming procedure
Hi friends, I want to use on chip flash of TMS320LF2407A DSC. I wa... TMS320C24x

Visit f24x

DSP & FPGA  |  155 members

For engineers implementing DSP functions on FPGAs. This is a NEW Group that has just been created. It should take a few weeks before the group is big enough to become active. Please join!

High performance matrix multiplication hardware
Hi. I need to develop a hardware for hi-performance matrix-to-vector multiplic... DSP & FPGA

What is the secret of upsampling by 4???
Hello, During my readings in DSP for SDR applications using FPGA, I found an ... DSP & FPGA

Visit fpgadsp

Image Signal Processing  |  1607 members

Technical Discussions related to Image Processing (image coding, compression, digital effects, mpeg, etc)

Real time video compression and wireless transmission
I'm a student doing a project involving real time video compression and wireless... Image Signal Processing

Binar File Header
Hi All, I want to read a binary video file (generated by MATLAB using Im... Image Signal Processing

Visit imagedsp

Matlab DSP  |  6649 members

Technical discussion about Matlab and issues related to Digital Signal Processing.

interpolating colors using the patch command
I am using MATLAB to create a scene generation program to simulate a missile f... Matlab DSP

Reg. testing in matlab
im doing project in matlab im creating UI in matlab.. for testing the... Matlab DSP

Visit matlab

Freescale DSPs  |  1654 members

Technical discussions about Freescale (Motorola) DSPs (including the DSP56000, DSP56300, DSP56600, 56800 DSPs).

overlaying modules at runtime
Hi all, I have run in to memory problem (internal data memory (x- and y-) as we... Freescale DSPs

SPI software
Hi All, i am developing SPI interface for DSC 56F805 using CodeWarrior IDE ... Freescale DSPs

Visit motoroladsp

Speech Recognition  |  1278 members

Technical discussions about the implementation and research of speech recognition algorithms.

vowel recognition/classifiction with changing formants
Dears List, In vowel recognition, F1 and F2 (F=formants) completely define/dis... Speech Recognition

fft in MFCC calculation
hi, in MFCC calculation when we take FFT we get complex coefficients i am confu... Speech Recognition

Visit speech-recognition

Speech Coding  |  1786 members

Technical discussions related to Speech Coding (all itu and other vocoders, ACELP, CELP, AMR, etc)

LPC analysis window
Hi: Which is a better LPC analysis window? Hamming or Hanning? Or, it doesn... Speech Coding

Matlab- Code for Cepstrum_Pitch_Tracking of M. Noll
Hello Does anybody have Matlab- Code for Cepstrum_Pitch_Tracking of M. Noll?... Speech Coding

Visit speechcoding