Q. Which of the following codec is used by IS-136?

View solution

Q. RPE-LTP codec combines the advantage of RELP codec and CELP codec.

View solution

Q. Which of the following is true for MPE-LTP codec?

View solution

Q. Which of the following is true for baseband RELP codec?

View solution

Q. Which of the following is the name of original speech coder used in the pan European digital cellular standard GSM?

View solution

Q. The type of modulation does not affect the choice of speech codec.

View solution

Q. Which of the following is an important factor in determining spectral efficiency of the system?

View solution

Q. The choice of speech coder does not depend on cell size used.

View solution

Q. Multipulse excited LPC requires pitch detection.

View solution

Q. The problem of buzzy twang in synthesized speech is mitigated by multipulse excited LPC or code excited LPC.

View solution

Q. Which of the following LPC produces a buzzy twang in the synthesized speech?

View solution

Q. Which of the following LPC uses two sources at the receiver?

View solution

Q. Which of the non-linear transform is generally used to improve the coding of reflection coefficient?

View solution

Q. How many past samples are used by linear predictive coders to estimate present sample?

View solution

Q. Which of the following LPC uses code book?

View solution

Q. Linear predictive vocoders use __________ to estimate present sample.

View solution

Q. Linear predictive coding system models the vocal tract as __________ linear filter.

View solution

Q. Linear predictive coders are computationally simple.

View solution

Q. Linear predictive coders belong to _______ domain class of vocoders.

View solution

Q. Cepstrum vocoder uses __________

View solution