# Digital Voice & Picture Communication

- Institution: IIT Kharagpur
- Department: Electronics & Communication Engineering
- Teacher: Prof. Somnath Sengupta
- Level: Undergraduate
- Language: English
- Subjects: Engineering, Society and politics
- Source: [NPTEL](https://nptel.ac.in/courses/117105081)
- Licence: [CC BY-NC-SA](https://nptel.ac.in/faq) (Non-commercial use only.)
- Syllabus: [at the source](https://nptel.ac.in/courses/117105081)
- Who can watch: Teens profiles and older (sources give no ratings; placed by Invisible Network from the source's own words)

## Lectures

1. [Introduction](https://invisiblenetwork.ai/learn/nptel/117105081/a41101442bc2) (Video)
2. [Speech Production Model](https://invisiblenetwork.ai/learn/nptel/117105081/8bc01e597cda) (Video)
3. [Speech Coding : Objectives and Requirements](https://invisiblenetwork.ai/learn/nptel/117105081/4f0ae16c5351) (Video)
4. [Quantizers for Speech Signal](https://invisiblenetwork.ai/learn/nptel/117105081/9a3b1d6de9cc) (Video)
5. [mew - Law and Optimum Quantizer](https://invisiblenetwork.ai/learn/nptel/117105081/ab107ffab66c) (Video)
6. [Adaptive Quantizer](https://invisiblenetwork.ai/learn/nptel/117105081/2c2831f07fa0) (Video)
7. [Differential Quantization](https://invisiblenetwork.ai/learn/nptel/117105081/2d515f272e8a) (Video)
8. [LDM and ADM](https://invisiblenetwork.ai/learn/nptel/117105081/d9948e0b00f1) (Video)
9. [Differential PCM and Adaptive Prediction](https://invisiblenetwork.ai/learn/nptel/117105081/67ac60358eaa) (Video)
10. [Linear Prediction of Speech](https://invisiblenetwork.ai/learn/nptel/117105081/570b92539572) (Video)
11. [Computational Aspects of LPC parameters](https://invisiblenetwork.ai/learn/nptel/117105081/dfc3422a64fa) (Video)
12. [Cholesky Decomposition](https://invisiblenetwork.ai/learn/nptel/117105081/9a317bbb4cd4) (Video)
13. [Lattice Formulation of LPC Coefficient](https://invisiblenetwork.ai/learn/nptel/117105081/664efc3f52e3) (Video)
14. [Linear Predictive Synthesizer](https://invisiblenetwork.ai/learn/nptel/117105081/bb2d8f8bb634) (Video)
15. [LPC Vocoder](https://invisiblenetwork.ai/learn/nptel/117105081/8b2a1f894013) (Video)
16. [Introduction to Image and Video Coding](https://invisiblenetwork.ai/learn/nptel/117105081/194a5cae3dee) (Video)
17. [Lossy Image Compression : DCT](https://invisiblenetwork.ai/learn/nptel/117105081/54ad9a832dc0) (Video)
18. [DCT Quantization and Limitations](https://invisiblenetwork.ai/learn/nptel/117105081/555da5ffd84f) (Video)
19. [Theory of Wavelets](https://invisiblenetwork.ai/learn/nptel/117105081/a8473c580527) (Video)
20. [Discrete Wavelet Transforms](https://invisiblenetwork.ai/learn/nptel/117105081/59d491eaa9a3) (Video)
21. [DWT on the Images and its Encoding](https://invisiblenetwork.ai/learn/nptel/117105081/3051d06eba4d) (Video)
22. [Embedded Zero Tree Wavelet Encoding](https://invisiblenetwork.ai/learn/nptel/117105081/1efc6064d598) (Video)
23. [Video Coding : Basic Building Blocks](https://invisiblenetwork.ai/learn/nptel/117105081/e3ae8c7b21ef) (Video)
24. [Motion Estimate Techniques](https://invisiblenetwork.ai/learn/nptel/117105081/da409ec31bc9) (Video)
25. [Fast Motion Estimation Techniques](https://invisiblenetwork.ai/learn/nptel/117105081/1800a44dc893) (Video)
26. [Video Coding Standards](https://invisiblenetwork.ai/learn/nptel/117105081/2d1add1e8336) (Video)
27. [Advanced Coding Aspects](https://invisiblenetwork.ai/learn/nptel/117105081/ebffbfe3d4ee) (Video)
28. [Audio Coding: Basic Concepts](https://invisiblenetwork.ai/learn/nptel/117105081/ba5fba556214) (Video)
29. [Audio Coding AC - 3](https://invisiblenetwork.ai/learn/nptel/117105081/cbf4d4a78f8e) (Video)
30. [AC -3 Decoder](https://invisiblenetwork.ai/learn/nptel/117105081/7d829325136f) (Video)
31. [MPEG - 1 Audio Coding](https://invisiblenetwork.ai/learn/nptel/117105081/3314d50a7b37) (Video)
32. [Introduction to VoIP](https://invisiblenetwork.ai/learn/nptel/117105081/bd4cfca042c0) (Video)
33. [VoIP Signaling : H.323 Protocol](https://invisiblenetwork.ai/learn/nptel/117105081/bd1097dbb949) (Video)
34. [H.323 Call Controls and Enhancements](https://invisiblenetwork.ai/learn/nptel/117105081/604f110e0fd8) (Video)
35. [Interworking with PSTN Limitations and Solution](https://invisiblenetwork.ai/learn/nptel/117105081/553f11a5587b) (Video)
36. [Multiplexing Schemes](https://invisiblenetwork.ai/learn/nptel/117105081/10b06d3fb6b1) (Video)
37. [H.323:Multiplexing:Header Compression and BW](https://invisiblenetwork.ai/learn/nptel/117105081/8118a40c42b0) (Video)
38. [ISDN Video Conferencing](https://invisiblenetwork.ai/learn/nptel/117105081/aabf7108f255) (Video)
39. [Video Conferencing : SIP Protocol](https://invisiblenetwork.ai/learn/nptel/117105081/7a6eda1e66c0) (Video)
40. [4G Multimedia Conferencing](https://invisiblenetwork.ai/learn/nptel/117105081/59182cded68b) (Video)