JPS5472659A - Fm demodulation circuit - Google Patents
Fm demodulation circuitInfo
- Publication number
- JPS5472659A JPS5472659A JP13962177A JP13962177A JPS5472659A JP S5472659 A JPS5472659 A JP S5472659A JP 13962177 A JP13962177 A JP 13962177A JP 13962177 A JP13962177 A JP 13962177A JP S5472659 A JPS5472659 A JP S5472659A
- Authority
- JP
- Japan
- Prior art keywords
- signal
- amplifier
- carrier
- sfd
- waveform
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
- H04L27/14—Demodulator circuits; Receiver circuits
- H04L27/156—Demodulator circuits; Receiver circuits with demodulation using temporal properties of the received signal, e.g. detecting pulse width
- H04L27/1563—Demodulator circuits; Receiver circuits with demodulation using temporal properties of the received signal, e.g. detecting pulse width using transition or level detection
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13962177A JPS5472659A (en) | 1977-11-21 | 1977-11-21 | Fm demodulation circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13962177A JPS5472659A (en) | 1977-11-21 | 1977-11-21 | Fm demodulation circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5472659A true JPS5472659A (en) | 1979-06-11 |
Family
ID=15249540
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13962177A Pending JPS5472659A (en) | 1977-11-21 | 1977-11-21 | Fm demodulation circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5472659A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4897608A (en) * | 1986-04-11 | 1990-01-30 | U.S. Philips Corporation | Circuit arrangement for frequency-modulated picture signals |
-
1977
- 1977-11-21 JP JP13962177A patent/JPS5472659A/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4897608A (en) * | 1986-04-11 | 1990-01-30 | U.S. Philips Corporation | Circuit arrangement for frequency-modulated picture signals |
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