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P.C.M. A-law decoder using a circulating method

P.C.M. A-law decoder using a circulating method

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© The Institution of Electrical Engineers
Published

This letter describes an algorithm for p.c.m. A-law decoding and a simple realisation based on the use of a circulating method. Results of initial measurements fall within the required p.c.m. specifications for speech.

Inspec keywords: decoding; pulse-code modulation

Other keywords: circulating method; PCM A-law decoder

Subjects: Modulators, demodulators, discriminators and mixers; Codes; Modulation and coding methods

References

    1. 1)
      • Rainsard, Y., le Guillon, J.: `Codeur à recirculation', International seminar on digital communications, 1974, Zurich.
    2. 2)
      • H. Schmid . (1970) , Analogue/digital conversions.
    3. 3)
      • (1973) CCITT, Green Book.
http://iet.metastore.ingenta.com/content/journals/10.1049/el_19760046
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