In this course, working principle and analysis method of basic analog circuits which include op amp, oscillator, modulator,
demodulator and power supply are studied. These circuits are based on the other courses ("Fundamentals of Electric Circuits"
and "Basic Electronics"), and they are very important because they are used in the actual communication equipment. This course
is also basics on the expert knowledge of communication engineering.
-To learn about working principle and analysis method of basic analog circuits which include op amp, oscillator, modulator,
demodulator and power supply.
-To master how to use these circuits.
-To master how to use these circuits.
- The students who succeeded in this course will be able to understand the working principle of op amp, and to design linear and non-linear operation circuits.
- They also will be able to understand various oscillators, and to design the appropriate oscillator according to the frequency.
- They also will be able to understand the working principle of analog modulators/demodulators, and to understand frequency spectrum of modulated signals.
- They also will be able to understand the working principle of power supply circuit.
| Class schedule | HW assignments (Including preparation and review of the class.) | Amount of Time Required | |
|---|---|---|---|
| 1. | Basics of op amp - What is an op amp? - Characteristics of op amp - Equivalent circuit of op amp - 2nd parameters of op amp |
Preparation: check the material of 1st class which can be downloaded from scomb. | 70minutes |
| Review: Download complete version materials and tasks from scomb, review using the complete version materials, and carry out tasks (and submit it to scomb before the next class ). | 120minutes | ||
| 2. | Basic circuits of op amp - Inverting / non-inverting amplifier circuit - Gain and bandwidth - Linear operation circuits - Adder circuit - Subtractor circuit |
Preparation: check the material of 2nd class which can be downloaded from scomb. | 70minutes |
| Review: Download complete version materials and tasks from scomb, review using the complete version materials, and carry out tasks (and submit it to scomb before the next class ). | 120minutes | ||
| 3. | Application circuits of op amp - Linear operation circuits (cont.) - Integration circuit - Non-linear operation circuits - Basic circuit - Concrete examples: logarithm/antilogarithm converter - Application example: ideal diode |
Preparation: check the material of 3rd class which can be downloaded from scomb. Review: download the assignment and answersheet, then fill the answersheet, and submit it before the beginning of 4th class. |
70minutes |
| Review: Download complete version materials and tasks from scomb, review using the complete version materials, and carry out tasks (and submit it to scomb before the next class ). | 120minutes | ||
| 4. | Basics of oscillator circuit - What is an oscillation? - Feedback circuit - Condition of oscillation - Sinusoidal oscillator circuit - Low-frequency CR oscillator circuit - Wien bridge oscillator - Phase-shift type oscillator |
Preparation: check the material of 4th class which can be downloaded from scomb. Review: download the assignment and answersheet, then fill the answersheet, and submit it before the beginning of 5th class. |
70minutes |
| Review: Download complete version materials and tasks from scomb, review using the complete version materials, and carry out tasks (and submit it to scomb before the next class ). | 120minutes | ||
| 5. | High-frequency LC oscillator circuit - Syntonization type oscillator - Hartley oscillator circuit - Colpitts oscillator circuit |
Preparation: check the material of 5th class which can be downloaded from scomb. Review: download the assignment and answersheet, then fill the answersheet, and submit it before the beginning of 6th class. |
70minutes |
| Review: Download complete version materials and tasks from scomb, review using the complete version materials, and carry out tasks (and submit it to scomb before the next class ). | 120minutes | ||
| 6. | Crystal-oscillator circuit - Crystal-oscillator - What is a crystal-oscillator - Piezoelectric phenomenon of crystal-oscillator - Equivalent circuit of crystal-oscillator - Reactance frequency characteristics of crystal-oscillator - Crystal-oscillator circuit - Stability of crystal-oscillator circuit |
Preparation: check the material of 6th class which can be downloaded from scomb. Review: download the assignment and answersheet, then fill the answersheet, and submit it before the beginning of 7th class. |
70minutes |
| Review: Download complete version materials and tasks from scomb, review using the complete version materials, and carry out tasks (and submit it to scomb before the next class ). | 120minutes | ||
| 7. | Voltage controlled oscillator circuit and PLL - How to make the oscillation frequency variable - discretely / continuously - mechanically / electronically - Voltage controlled oscillator circuit - PLL (Phase Lock Loop) - Frequency synthesizer |
Preparation: check the material of 7th class which can be downloaded from scomb. Review: download the assignment and answersheet, then fill the answersheet, and submit it before the beginning of 8th class. |
70minutes |
| Review: Download complete version materials and tasks from scomb, review using the complete version materials, and carry out tasks (and submit it to scomb before the next class ). | 120minutes | ||
| 8. | Amplitude modulation - What is "modulation"? - Kind of modulation - What is "Amplitude modulation"? - Analysis of frequency components in amplitude modulated wave - Modulation factor and percentage - Actual amplitude modulation circuits - Power of amplitude modulated wave |
Preparation: check the material of 8th class which can be downloaded from scomb. Review: download the assignment and answersheet, then fill the answersheet, and submit it before the beginning of 9th class. |
70minutes |
| Review: Download complete version materials and tasks from scomb, review using the complete version materials, and carry out tasks (and submit it to scomb before the next class ). | 120minutes | ||
| 9. | Frequency modulation - What is "Frequency modulation"? - Analysis of frequency components in frequency modulated wave - Frequency spectrum distribution of frequency modulated wave - Occupied bandwidth of frequency modulated wave - An actual frequency modulation circuit |
Preparation: check the material of 9th class which can be downloaded from scomb. Review: download the assignment and answersheet, then fill the answersheet, and submit it before the beginning of 10th class. |
70minutes |
| Review: Download complete version materials and tasks from scomb, review using the complete version materials, and carry out tasks (and submit it to scomb before the next class ). | 120minutes | ||
| 10. | Phase modulation, and demodulaton of amplitude modulated wave - What is "Phase modulation"? - Demodulation of amplitude modulated wave - What is "demodulation"? - Demodulation of amplitude modulated wave - Working principle of detector circuit - Linear detection, square-law detector, and synchronized detection |
Preparation: check the material of 10th class which can be downloaded from scomb. Review: download the assignment and answersheet, then fill the answersheet, and submit it before the beginning of 11th class. |
70minutes |
| Review: Download complete version materials and tasks from scomb, review using the complete version materials, and carry out tasks (and submit it to scomb before the next class ). | 120minutes | ||
| 11. | Demodulaton of frequency modulated wave - Demodulaton of frequency modulated wave - Demodulation circuit (1) Slope detection - Demodulation circuit (2) Peak-differential detection - Demodulation circuit (3) Quadrature detection - Demodulation circuit (4) Detection by use of PLL |
Preparation: check the material of 11th class which can be downloaded from scomb. Review: download the assignment and answersheet, then fill the answersheet, and submit it before the beginning of 12th class. |
70minutes |
| Review: Download complete version materials and tasks from scomb, review using the complete version materials, and carry out tasks (and submit it to scomb before the next class ). | 120minutes | ||
| 12. | Modulation and demodulation of single side band - Modulation of single side band - Ring modulation - Demodulation of single side band |
Preparation: check the material of 12th class which can be downloaded from scomb. Review: download the assignment and answersheet, then fill the answersheet, and submit it before the beginning of 13th class. |
70minutes |
| Review: Download complete version materials and tasks from scomb, review using the complete version materials, and carry out tasks (and submit it to scomb before the next class ). | 120minutes | ||
| 13. | Power supply circuit - What is "Power supply circuit" - Basic configuration of power supply circuit - Characteristics of power supply circuit - Stabilized power supply - Switching power supply |
Preparation: check the material of 13th class which can be downloaded from scomb. Review: download the assignment and answersheet, then fill the answersheet, and submit it before the beginning of 14th class. |
70minutes |
| Review: Download complete version materials and tasks from scomb, review using the complete version materials, and carry out tasks (and submit it to scomb before the next class ). | 120minutes | ||
| 14. | Final examinaiton - Exam coverage: all of classes - Explanation of answers after the exam. |
Preparation:review all materials for final exam. | 190minutes |
| Total. | - | - | 2660minutes |
| Tasks | Final examination | Total. | |
|---|---|---|---|
| 1. | 15% | 8% | 23% |
| 2. | 20% | 11% | 31% |
| 3. | 25% | 13% | 38% |
| 4. | 5% | 3% | 8% |
| Total. | 65% | 35% | - |
-Grade is judged by the submitted assignment (35%), by the final exam (65%).
-Passing standard is over 60% (i.e. 60 points).
-It is possible to acquire more than 60 points by solving and submitting each assignment surely and understand them.
-Passing standard is over 60% (i.e. 60 points).
-It is possible to acquire more than 60 points by solving and submitting each assignment surely and understand them.
Lecture materials with blanks can be downloaded from scomb by the 2day before each class. Prepare by using this materials,
and fill the blanks at the class. When you miss or could not understand sufficiently, full version of materials are delivered
using scomb in the next day of the class. So it's desirable to review using these materials.
It's desirable to take and understand the contents of the classes "Fundamentals of Electric Circuits" and "Basic Electronics"
fully.
- Before the class (10:40-10:50) and after the class (12:30-12:50).
- E-mail can be received anytime.
- Course that cultivates an ability for utilizing knowledge
| Work experience | Work experience and relevance to the course content if applicable |
|---|---|
| N/A | N/A |
Last modified : Fri Mar 18 22:19:13 JST 2022