JPS6076819A - クロススプリアスを除去した無線受信機 - Google Patents
クロススプリアスを除去した無線受信機Info
- Publication number
- JPS6076819A JPS6076819A JP18473683A JP18473683A JPS6076819A JP S6076819 A JPS6076819 A JP S6076819A JP 18473683 A JP18473683 A JP 18473683A JP 18473683 A JP18473683 A JP 18473683A JP S6076819 A JPS6076819 A JP S6076819A
- Authority
- JP
- Japan
- Prior art keywords
- frequency
- mixer
- oscillator
- pll
- khz
- 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.)
- Granted
Links
- 230000010355 oscillation Effects 0.000 claims abstract description 36
- 238000006243 chemical reaction Methods 0.000 abstract description 5
- 230000035559 beat frequency Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000010356 wave oscillation Effects 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
- H03J5/0281—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 the digital values being held in an auxiliary non erasable memory
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Superheterodyne Receivers (AREA)
- Noise Elimination (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18473683A JPS6076819A (ja) | 1983-10-03 | 1983-10-03 | クロススプリアスを除去した無線受信機 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18473683A JPS6076819A (ja) | 1983-10-03 | 1983-10-03 | クロススプリアスを除去した無線受信機 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6076819A true JPS6076819A (ja) | 1985-05-01 |
| JPS6364092B2 JPS6364092B2 (enrdf_load_stackoverflow) | 1988-12-09 |
Family
ID=16158461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18473683A Granted JPS6076819A (ja) | 1983-10-03 | 1983-10-03 | クロススプリアスを除去した無線受信機 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6076819A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4923659B2 (ja) * | 2006-03-24 | 2012-04-25 | 日本電気株式会社 | 局部発振装置及びこれを用いた無線送受信機 |
-
1983
- 1983-10-03 JP JP18473683A patent/JPS6076819A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6364092B2 (enrdf_load_stackoverflow) | 1988-12-09 |
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