JPS53149709A - Demodulation system for frequency-divided multiple signal - Google Patents
Demodulation system for frequency-divided multiple signalInfo
- Publication number
- JPS53149709A JPS53149709A JP6537277A JP6537277A JPS53149709A JP S53149709 A JPS53149709 A JP S53149709A JP 6537277 A JP6537277 A JP 6537277A JP 6537277 A JP6537277 A JP 6537277A JP S53149709 A JPS53149709 A JP S53149709A
- Authority
- JP
- Japan
- Prior art keywords
- frequency
- multiple signal
- demodulation system
- divided multiple
- divided
- 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
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/18—Electrical details
- H04Q1/30—Signalling arrangements; Manipulation of signalling currents
- H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current
- H04Q1/444—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies
- H04Q1/45—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling
- H04Q1/453—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling in which m-out-of-n signalling frequencies are transmitted
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Transmitters (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6537277A JPS53149709A (en) | 1977-06-02 | 1977-06-02 | Demodulation system for frequency-divided multiple signal |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6537277A JPS53149709A (en) | 1977-06-02 | 1977-06-02 | Demodulation system for frequency-divided multiple signal |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS53149709A true JPS53149709A (en) | 1978-12-27 |
Family
ID=13285058
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6537277A Pending JPS53149709A (en) | 1977-06-02 | 1977-06-02 | Demodulation system for frequency-divided multiple signal |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS53149709A (ja) |
-
1977
- 1977-06-02 JP JP6537277A patent/JPS53149709A/ja active Pending
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