JPS58142639A - Fm受信機の中間周波信号処理装置 - Google Patents
Fm受信機の中間周波信号処理装置Info
- Publication number
- JPS58142639A JPS58142639A JP2469582A JP2469582A JPS58142639A JP S58142639 A JPS58142639 A JP S58142639A JP 2469582 A JP2469582 A JP 2469582A JP 2469582 A JP2469582 A JP 2469582A JP S58142639 A JPS58142639 A JP S58142639A
- Authority
- JP
- Japan
- Prior art keywords
- signal
- mixer
- frequency
- bpf
- intermediate frequency
- 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
- 230000002542 deteriorative effect Effects 0.000 abstract 1
- 238000001514 detection method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 241000282693 Cercopithecidae Species 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 101100321817 Human parvovirus B19 (strain HV) 7.5K gene Proteins 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
Classifications
-
- 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)
- Superheterodyne Receivers (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2469582A JPS58142639A (ja) | 1982-02-18 | 1982-02-18 | Fm受信機の中間周波信号処理装置 |
US06/464,167 US4476586A (en) | 1982-02-05 | 1983-02-07 | IF Signal processing circuit in a receiver |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2469582A JPS58142639A (ja) | 1982-02-18 | 1982-02-18 | Fm受信機の中間周波信号処理装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58142639A true JPS58142639A (ja) | 1983-08-24 |
JPH0421376B2 JPH0421376B2 (enrdf_load_stackoverflow) | 1992-04-09 |
Family
ID=12145299
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2469582A Granted JPS58142639A (ja) | 1982-02-05 | 1982-02-18 | Fm受信機の中間周波信号処理装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58142639A (enrdf_load_stackoverflow) |
-
1982
- 1982-02-18 JP JP2469582A patent/JPS58142639A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPH0421376B2 (enrdf_load_stackoverflow) | 1992-04-09 |
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