JPS5382154A - Digital fm demodulating system - Google Patents
Digital fm demodulating systemInfo
- Publication number
- JPS5382154A JPS5382154A JP15884076A JP15884076A JPS5382154A JP S5382154 A JPS5382154 A JP S5382154A JP 15884076 A JP15884076 A JP 15884076A JP 15884076 A JP15884076 A JP 15884076A JP S5382154 A JPS5382154 A JP S5382154A
- Authority
- JP
- Japan
- Prior art keywords
- digital
- modulating
- demodulating system
- wave
- 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.)
- Pending
Links
Landscapes
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Abstract
PURPOSE: To demodulate the modulating wave having different center frequency, by counting the pulse at the conversion point for the polarity of the FM modulating wave given with rectangular wave with the binary counter and by adding or subtracting a constant determined by the FM modulating frequency to this output.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15884076A JPS5382154A (en) | 1976-12-27 | 1976-12-27 | Digital fm demodulating system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15884076A JPS5382154A (en) | 1976-12-27 | 1976-12-27 | Digital fm demodulating system |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5382154A true JPS5382154A (en) | 1978-07-20 |
Family
ID=15680542
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15884076A Pending JPS5382154A (en) | 1976-12-27 | 1976-12-27 | Digital fm demodulating system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5382154A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61192103A (en) * | 1985-02-20 | 1986-08-26 | Matsushita Electric Ind Co Ltd | Digital fm demodulator |
JPS63291262A (en) * | 1987-05-22 | 1988-11-29 | Pioneer Electronic Corp | Digital fm detection circuit |
-
1976
- 1976-12-27 JP JP15884076A patent/JPS5382154A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61192103A (en) * | 1985-02-20 | 1986-08-26 | Matsushita Electric Ind Co Ltd | Digital fm demodulator |
JPS63291262A (en) * | 1987-05-22 | 1988-11-29 | Pioneer Electronic Corp | Digital fm detection circuit |
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