Question 1

Which of the following is not a vocoding system?

Accepted Answer

A) linear predictive coder 
B) channel vocoder 
C) waveform coder 
D) formant vocoder 
A) linear predictive coder 
B) channel vocoder 
C) waveform coder 
D) formant vocoder

Question 2

Adaptive DPCM is used to

Accepted Answer

A) increase bandwidth 
B) decrease bandwidth 
C) increase snr 
D) none of the mentioned 
A) increase bandwidth 
B) decrease bandwidth 
C) increase snr 
D) none of the mentioned

Question 3

DPCM encodes the PCM values based on

Accepted Answer

A) quantization level 
B) difference between the current and predicted value 
C) interval between levels 
D) none of the mentioned 
A) quantization level 
B) difference between the current and predicted value 
C) interval between levels 
D) none of the mentioned

Question 4

Delta modulation uses_________bits per sample.

Accepted Answer

A) one 
B) two 
C) four 
D) eight 
A) one 
B) two 
C) four 
D) eight

Which of the following is not a vocoding system?

Adaptive DPCM is used to

DPCM encodes the PCM values based on

Delta modulation uses_________bits per sample.

Modulation and Demodulation Techniques

Information Theory and Communication Techniques

Microwave Communication and Modulation

M-Ary Signalling and Pulse Shaping Techniques

Signal Filtering and Equalization Techniques

Information Theory and Coding Techniques

Channel Coding and Error Correction Techniques

Algorithms and Techniques for Communication System Security and Error Correction

Modulation Schemes and Access Techniques for Spread Spectrum Systems

Digital and Analog Telecommunications Standards

Filters

Exam 3: Waveform Logic, Pcm Encoding, Vocoder Analysis, and Antenna Radiations

Which of the following is not a vocoding system?

Adaptive DPCM is used to

DPCM encodes the PCM values based on

Delta modulation uses_________bits per sample.

Modulation and Demodulation Techniques

Information Theory and Communication Techniques

Microwave Communication and Modulation

M-Ary Signalling and Pulse Shaping Techniques

Signal Filtering and Equalization Techniques

Information Theory and Coding Techniques

Channel Coding and Error Correction Techniques

Algorithms and Techniques for Communication System Security and Error Correction

Modulation Schemes and Access Techniques for Spread Spectrum Systems

Digital and Analog Telecommunications Standards

Filters