JPH0425734B2 - - Google Patents
Info
- Publication number
- JPH0425734B2 JPH0425734B2 JP12033784A JP12033784A JPH0425734B2 JP H0425734 B2 JPH0425734 B2 JP H0425734B2 JP 12033784 A JP12033784 A JP 12033784A JP 12033784 A JP12033784 A JP 12033784A JP H0425734 B2 JPH0425734 B2 JP H0425734B2
- Authority
- JP
- Japan
- Prior art keywords
- frequency
- local oscillator
- amplifier
- output
- signal
- 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
- 230000010355 oscillation Effects 0.000 claims description 14
- 238000001514 detection method Methods 0.000 claims description 11
- 238000010586 diagram Methods 0.000 description 7
- 238000000926 separation method Methods 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000005669 field effect Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
- H03J5/02—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
- H03J5/0245—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form
- H03J5/0272—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being used to preset a counter or a frequency divider in a phase locked loop, e.g. frequency synthesizer
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
- H03D3/001—Details of arrangements applicable to more than one type of frequency demodulator
- H03D3/003—Arrangements for reducing frequency deviation, e.g. by negative frequency feedback
- H03D3/004—Arrangements for reducing frequency deviation, e.g. by negative frequency feedback wherein the demodulated signal is used for controlling an oscillator, e.g. the local oscillator
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
- Superheterodyne Receivers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12033784A JPS60263532A (ja) | 1984-06-11 | 1984-06-11 | シンセサイザ−受信機 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12033784A JPS60263532A (ja) | 1984-06-11 | 1984-06-11 | シンセサイザ−受信機 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60263532A JPS60263532A (ja) | 1985-12-27 |
| JPH0425734B2 true JPH0425734B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-05-01 |
Family
ID=14783760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12033784A Granted JPS60263532A (ja) | 1984-06-11 | 1984-06-11 | シンセサイザ−受信機 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60263532A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3141900B2 (ja) * | 1992-04-07 | 2001-03-07 | ソニー株式会社 | Ａｆｃ回路及びそのｉｃ |
-
1984
- 1984-06-11 JP JP12033784A patent/JPS60263532A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60263532A (ja) | 1985-12-27 |