JPH047136B2 - - Google Patents
Info
- Publication number
- JPH047136B2 JPH047136B2 JP15094082A JP15094082A JPH047136B2 JP H047136 B2 JPH047136 B2 JP H047136B2 JP 15094082 A JP15094082 A JP 15094082A JP 15094082 A JP15094082 A JP 15094082A JP H047136 B2 JPH047136 B2 JP H047136B2
- Authority
- JP
- Japan
- Prior art keywords
- resonant
- circuit
- frequency
- signal
- line element
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 230000008878 coupling Effects 0.000 claims description 13
- 238000010168 coupling process Methods 0.000 claims description 13
- 238000005859 coupling reaction Methods 0.000 claims description 13
- 239000003990 capacitor Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 239000004020 conductor Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/24—Continuous tuning of more than one resonant circuit simultaneously, the circuits being tuned to substantially the same frequency, e.g. for single-knob tuning
- H03J3/26—Continuous tuning of more than one resonant circuit simultaneously, the circuits being tuned to substantially the same frequency, e.g. for single-knob tuning the circuits being coupled so as to form a bandpass filter
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/02—Details
- H03J3/16—Tuning without displacement of reactive element, e.g. by varying permeability
- H03J3/18—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance
- H03J3/185—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance with varactors, i.e. voltage variable reactive diodes
Landscapes
- Noise Elimination (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15094082A JPS5940724A (ja) | 1982-08-31 | 1982-08-31 | 複同調回路 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15094082A JPS5940724A (ja) | 1982-08-31 | 1982-08-31 | 複同調回路 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5940724A JPS5940724A (ja) | 1984-03-06 |
| JPH047136B2 true JPH047136B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-02-10 |
Family
ID=15507734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15094082A Granted JPS5940724A (ja) | 1982-08-31 | 1982-08-31 | 複同調回路 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5940724A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0744480B2 (ja) * | 1987-10-20 | 1995-05-15 | 株式会社富士通ゼネラル | 衛星放送テレビ受信機のチューナ回路 |
| FI121515B (fi) * | 2004-06-08 | 2010-12-15 | Filtronic Comtek Oy | Säädettävä resonaattorisuodatin |
-
1982
- 1982-08-31 JP JP15094082A patent/JPS5940724A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5940724A (ja) | 1984-03-06 |