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Questions tagged [speech]

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1answer
2k views

Pic microcontroller voice recording and playback [closed]

I was wondering we can easily interface LCD, led an pot etc but I couldn't find way how to record my different voice strings and playback specific string as per commands that given to pic
-1
votes
1answer
96 views

Why to multiply all audio input with 1000/sqrt(sumsofInputSquare/datalength) [closed]

My thesis is about voice segeration. I am reading a code which has been used in this field. It most probably not needed but here is the fullCode I can't understand something which owner code did , <...
3
votes
4answers
980 views

Is simple voice synthesis (just digits 0-9) possible with Cortex-M0+ with 4kB flash?

I'm working on a little side project with the LPC810 (Cortex M0+ 32 bit ARM MCU, 8 pin DIP package, 4kB flash, 1kB SRAM). I need a UI to convey to the user a temperature setting. I only have about 2 ...
4
votes
3answers
441 views

Why is speech malformed when listening to a USB signal with an LSB receiver?

When you listen to an LSB (Lower Side Band) signal with your radio set to USB (Upper Side Band) or vice versa, the speech you hear is malformed. What causes this behaviour?
5
votes
3answers
2k views

What are the origins of the window functions in DSP? Why not just use a rectangular window?

As far as I know, in DSP we wish to remove or reduce the effect of some undesired signals by separating its frequency spectrum from the spectrum of the whole signal (our main signal and the noise). ...
-7
votes
2answers
3k views

speech to text converter - arduino [closed]

I am working on a project in my college. What I need to is create navigation system. I am using google maps for navigation. But for input I want something that can convert English speech to english ...
-4
votes
1answer
326 views

EEG sensing of imagined speech [closed]

I am doing a project on developing a silent speech interface using eeg sensors. The equipment available is ADI powerlab kit which allows the use of three to four elctrodes maximum. My question is can ...
3
votes
1answer
444 views

Good way to pick up voices in a small room for speech recognition

I've written an app that's pseudo-intelligent and responds to voice commands. I'd like it to be able to pick up my speech from anywhere (initially just one room, but possibly many later on). At ...
1
vote
4answers
970 views

DSP - Voice Activity Detection: what are my options?

In a performance sensitive environment, I have an audio stream. I need to classify each frame as speech/non speech. For this purpose, only "clean" voice should be classified speech. Voice with ...
5
votes
5answers
1k views

Generating speech using ICs

I have seen many a toys using just discrete components and IC's to produce songs (with words and everything!). I want to gift someone a piece of electronic art in which I want to use such a circuit. ...
3
votes
4answers
5k views

Arduino Text to Speech

has anyone used the arduino to convert text to speech?