# Basics of Semiconductor Microwave Devices

- Institution: IISc Bangalore
- Department: Electrical Engineering
- Teacher: Prof. Digbijoy N. Nath
- Level: Undergraduate
- Language: English
- Subjects: Engineering
- Source: [NPTEL](https://nptel.ac.in/courses/108108377)
- Licence: [CC BY-NC-SA](https://nptel.ac.in/faq) (Non-commercial use only.)
- Syllabus: [at the source](https://nptel.ac.in/courses/108108377)
- Who can watch: Tweens profiles and older (sources give no ratings; placed by Invisible Network from the source's own words)

## Lectures

1. [Lec 01 An Introduction to the course & outline of the course](https://invisiblenetwork.ai/learn/nptel/108108377/36a13abb2605) (Video)
2. [Lec 02 - Historical overview of the development of microwave devices](https://invisiblenetwork.ai/learn/nptel/108108377/0e2a0cea77bf) (Video)
3. [Lec 03 Applications of semiconductor microwave devices](https://invisiblenetwork.ai/learn/nptel/108108377/7f721f52b737) (Video)
4. [Lec 04 Applications of semiconductor microwave devices (contd.)](https://invisiblenetwork.ai/learn/nptel/108108377/3dec83ac954e) (Video)
5. [Lec 05 Heterojunction device physics](https://invisiblenetwork.ai/learn/nptel/108108377/80359fbf6997) (Video)
6. [Lec 06 - Heterojunction device physics (contd.) and III-nitrides](https://invisiblenetwork.ai/learn/nptel/108108377/83dc7066d27b) (Video)
7. [Lec 07 - III-nitrides and polarization](https://invisiblenetwork.ai/learn/nptel/108108377/c54540f98d97) (Video)
8. [Lec 08 - III-nitride high electron mobility transistors](https://invisiblenetwork.ai/learn/nptel/108108377/17324af7e0e5) (Video)
9. [Lec 09 - Varactors and Schottky multipliers](https://invisiblenetwork.ai/learn/nptel/108108377/6bc9ad0ebb5b) (Video)
10. [Lec 10 - Varactors and Schottky multipliers (contd).](https://invisiblenetwork.ai/learn/nptel/108108377/100d22322c25) (Video)
11. [Lec 11 Diodes for microwave applications](https://invisiblenetwork.ai/learn/nptel/108108377/bc56d5aa53b2) (Video)
12. [Lec 12 IMPATT diode](https://invisiblenetwork.ai/learn/nptel/108108377/55ef35055da4) (Video)
13. [Lec 13 Tunnel diodes and Introduction to Gunn diodes](https://invisiblenetwork.ai/learn/nptel/108108377/02a17907ae88) (Video)
14. [Lec 14 Gunn diode and its modes](https://invisiblenetwork.ai/learn/nptel/108108377/b4dcc0bcb8b1) (Video)
15. [Lec 15 Introduction to MESFETs](https://invisiblenetwork.ai/learn/nptel/108108377/8ca381326131) (Video)
16. [Lec 16 Advanced concepts of GaAs MESFETs](https://invisiblenetwork.ai/learn/nptel/108108377/df414a5e27aa) (Video)
17. [Lec 17 GaAs MESFET fabrication and practical aspects](https://invisiblenetwork.ai/learn/nptel/108108377/049a14e21f3d) (Video)
18. [Lec 18 Practical aspects of FET design and small-signal model](https://invisiblenetwork.ai/learn/nptel/108108377/e46e227eb831) (Video)
19. [Lec 19 GaAs MESFETs: cut-off frequency and aspects of power devices](https://invisiblenetwork.ai/learn/nptel/108108377/33c64af4ec64) (Video)
20. [Lec 20 GaAs MESFETs for power amplifiers](https://invisiblenetwork.ai/learn/nptel/108108377/9f6ff9b65e9c) (Video)
21. [Lec 21 Modulation doping in compound semiconductors](https://invisiblenetwork.ai/learn/nptel/108108377/47b522d581d1) (Video)
22. [Lec 22 Band diagram of MODFETs/HEMTs](https://invisiblenetwork.ai/learn/nptel/108108377/9d1b766e1cea) (Video)
23. [Lec 23 Design issues & methodology for microwave HEMTs](https://invisiblenetwork.ai/learn/nptel/108108377/d8a0fb03826b) (Video)
24. [Lec 24 Small-signal model & noise in HEMTs.](https://invisiblenetwork.ai/learn/nptel/108108377/ac0de17ff5b1) (Video)
25. [Lec 25 The concept of pseudomorphic or pHEMTs.](https://invisiblenetwork.ai/learn/nptel/108108377/e438bab8c59e) (Video)
26. [Lec 26 Multi-finger HEMTs](https://invisiblenetwork.ai/learn/nptel/108108377/c8a91bdbcff0) (Video)
27. [Lec 27 pHEMTs for low noise and introduction to InP HEMT](https://invisiblenetwork.ai/learn/nptel/108108377/e49459c7b822) (Video)
28. [Lec DB 28 InP HEMTs for power and the concept of metamorphic HEMTs](https://invisiblenetwork.ai/learn/nptel/108108377/594f4f494a43) (Video)
29. [Lec DB 29 AlGaN/GaN HEMT: applications, structure, substrates and FOM.](https://invisiblenetwork.ai/learn/nptel/108108377/edf90d7e811b) (Video)
30. [Lec DB 30 AlGaN/GaN HEMT: device basics, current collapse & passivation.](https://invisiblenetwork.ai/learn/nptel/108108377/23d55ce4bbd3) (Video)
31. [Lec DB 31 AlGaN/GaN HEMT: gate process, field-plate and trade-offs in design.](https://invisiblenetwork.ai/learn/nptel/108108377/255169990f54) (Video)
32. [Lec DB 32 AlGaN/GaN HEMT: Practical aspects and commercial HEMTs.](https://invisiblenetwork.ai/learn/nptel/108108377/5ba09acab794) (Video)
33. [Lec DB 33 GaN RF HEMT on eval board, and emerging topics of research.](https://invisiblenetwork.ai/learn/nptel/108108377/05de4982ef04) (Video)
34. [Lec DB 34 Linearity in GaN HEMTs – a device perspective.](https://invisiblenetwork.ai/learn/nptel/108108377/03fa2f1a39f9) (Video)
35. [Lec DB 35 Nanoscale MOSFETs and short channel effects.](https://invisiblenetwork.ai/learn/nptel/108108377/737598ee70bd) (Video)
36. [Lec DB 36 Parasitic resistances and capacitances in nanoscale MOSFETs.](https://invisiblenetwork.ai/learn/nptel/108108377/8474b21c4c31) (Video)
37. [Lec DB 37 RF MOSFET Layout and RF Silicon-on-insulator.](https://invisiblenetwork.ai/learn/nptel/108108377/7b454b4eb702) (Video)
38. [Lec DB 38 Noise in MOSFETs and Introduction to LDMOS](https://invisiblenetwork.ai/learn/nptel/108108377/ea19f353bdb6) (Video)
39. [Lec DB 39 Working of LDMOS and VDMOS](https://invisiblenetwork.ai/learn/nptel/108108377/5db714224d45) (Video)
40. [Lec DB 40 LDMOS: Parasitics, and the concept of RESURF.](https://invisiblenetwork.ai/learn/nptel/108108377/29dd27d98914) (Video)
41. [Lec 41 LDMOS: HCI, snapback, finger layout and some aspects of commercial devices.](https://invisiblenetwork.ai/learn/nptel/108108377/57073b7a50b3) (Video)
42. [Lec 42 BJT: common base and common emitter from the device point of view.](https://invisiblenetwork.ai/learn/nptel/108108377/15f05ffd0cd0) (Video)
43. [Lec 43 BJT: Kirk effect, Ebers-Moll model and base transit time.](https://invisiblenetwork.ai/learn/nptel/108108377/42f1ffceeb9e) (Video)
44. [Lec 44 BJT: small-signal model, gain and cut-off frequency.](https://invisiblenetwork.ai/learn/nptel/108108377/feb679b2d9ed) (Video)
45. [Lec 45 BJT: Emitter and base designs and drift transistor.](https://invisiblenetwork.ai/learn/nptel/108108377/1e61a1a2c11a) (Video)
46. [Lec 46 Collector design in modern BJT and Introduction to HBTs.](https://invisiblenetwork.ai/learn/nptel/108108377/0ad1f5d1be0b) (Video)
47. [Lec 47 HBT: base current and collapse of the current gain.](https://invisiblenetwork.ai/learn/nptel/108108377/efe71d79ec27) (Video)
48. [Lec 48 High-frequency HBT and Introduction to SiGe HBT](https://invisiblenetwork.ai/learn/nptel/108108377/5d3ee8f17c01) (Video)
49. [Lec 49 SiGe HBT: various resistances and capacitances, scaling and aspects of BiCMOS](https://invisiblenetwork.ai/learn/nptel/108108377/100381c2d07e) (Video)
50. [Lec 50 Basics of microwave: transmission line theory.](https://invisiblenetwork.ai/learn/nptel/108108377/951f8c775c85) (Video)
51. [Lec 51 Waveguides, T-lines and introduction to 2-port networks.](https://invisiblenetwork.ai/learn/nptel/108108377/b4512c5a703e) (Video)
52. [Lec 52 S-parameters and the basics of Smith Chart](https://invisiblenetwork.ai/learn/nptel/108108377/92d00eeccbae) (Video)
53. [Lec 53 Smith chart and matching.](https://invisiblenetwork.ai/learn/nptel/108108377/f6090e263b01) (Video)
54. [Lec 54 Impedance matching using Smith Chart and stub line.](https://invisiblenetwork.ai/learn/nptel/108108377/0a6ee758005c) (Video)
55. [Lec 55 Passives in microwave circuits.](https://invisiblenetwork.ai/learn/nptel/108108377/d1128c999e38) (Video)
56. [Lec 56 Inductors in microwave circuits.](https://invisiblenetwork.ai/learn/nptel/108108377/cd2f059a49a3) (Video)
57. [Lec 57 More on passive elements in microwave circuits.](https://invisiblenetwork.ai/learn/nptel/108108377/e1864dbd938d) (Video)
58. [Lec 58 On-wafer measurement and S-parameters.](https://invisiblenetwork.ai/learn/nptel/108108377/3796ad432a34) (Video)
59. [Lec 59 On-wafer de-embedding.](https://invisiblenetwork.ai/learn/nptel/108108377/55cca452407e) (Video)
60. [Lec 60 On-wafer and fixture-based measurements and calibration.](https://invisiblenetwork.ai/learn/nptel/108108377/83db2fc7a344) (Video)
61. [Lec 61 More on fixtures and basic transistor concepts for power amplifiers.](https://invisiblenetwork.ai/learn/nptel/108108377/f5eb21151fed) (Video)
62. [Live Session 01-04-2025](https://invisiblenetwork.ai/learn/nptel/108108377/36a13abb2605-2) (Video)