Speech IO

DSP@ PWM@ Digital to Analog@ Audio@

PIC Microcontoller Memory Method Big Table lookups (sound playback example)

PIC Microcontroller Wave to data table converter

see also

• Oki Semiconductor
• RC Systems
• http://www.cstr.ed.ac.uk/projects/festival/ The Festival Speech Synthesis System. Open source
• Text To Speech
  • http://tcts.fpms.ac.be/synthesis/introtts.html A Short Introduction to Text-to-Speech Synthesis
• Voice recognition and synthisys
  • http://www.imagesco.com/catalog/hm2007/SpeechRecognitionKit.html - Images Co. Development kit US$100. They also sell the speech chip (HM2007) and its data sheet.
  • http://www.zagrosrobotics.com/ The HM2007 development kit is available from Zagros for US$80 as the Stand Alone Speech Recognition Kit. They do not have extra chips nor the data sheet available.
  • http://www.sensoryinc.com/
  • http://www.isd.com/products/speechrecog/index.html
  • http://www.circuitcellar.com/pastissues/articles/richey110/text.htm Using a PIC for speech IO.
  • http://www.speech.cs.cmu.edu/comp.speech Comp.speech FAQ,
  • http://www.bga.com/dynastat/index.html Dynastat Inc., Subjective Testing and Evaluation of Voice Communications Systems,
  • http://www-svr.eng.cam.ac.uk/~ajr/SA95/SpeechAnalysis/SpeechAnalysis.html T. Robinson, Speech Analysis, Cambridge University Engineering Dept., Speech Vision Robotics Group,
  • http://rice.ecs.soton.ac.uk/speech_codecs/index.html J. Woodard, Speech Coding, Dept. of Electronics and Computer Science, University of Southampton,
  • http://www.fourmilab.ch/speakfree/windows/ Also a Unix version that comes with source.

• online demos and free services:
  • Bell labs Example: use
    <EMBED src="http://wwwtts.research.bell-labs.com/cgi-user/tts/voicestts-nj?voice=man&text=Hello+This+is+a+test.&audio=.wav">
  • Say  <EMBED src="http://wwwtios.cs.utwente.nl/say/?hello">
  • Elan http://www.elan.fr
  • http://www.cstr.ed.ac.uk/projects/festival/userin.html

See:

• Music
• Speakers
• Voice Mail Systems

See also:

• anthony@jlearnit.com refers to " http://speech.japplis.com Japplis Speech is a free online text-to-speech application.
  It has the particularity to read the text while you're typing it."
• http://www.spokentext.net Online Text to Speech service. Free but requires registration.
• DesignGroupLa of DAC refers to " vDot interface for voice recogntition, audio codec, DTMF Decode, voice dialing http://www.digitalacoustics.com/ioPhone.htm"
• http://www.imbot.com Text to speech with message delivery via telephone. $0.30 a call.

DesignGroupLa of DAC Says: " www.digitalacoustics.com provides silicon voice recognition interface for PC "

GSM Audio