CH530140A - Frequenzselektiver Signalempfänger - Google Patents
Frequenzselektiver SignalempfängerInfo
- Publication number
- CH530140A CH530140A CH1370670A CH1370670A CH530140A CH 530140 A CH530140 A CH 530140A CH 1370670 A CH1370670 A CH 1370670A CH 1370670 A CH1370670 A CH 1370670A CH 530140 A CH530140 A CH 530140A
- Authority
- CH
- Switzerland
- Prior art keywords
- signal receiver
- frequency selective
- selective signal
- frequency
- receiver
- Prior art date
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)
- Monitoring And Testing Of Transmission In General (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19691947316 DE1947316A1 (de) | 1969-09-18 | 1969-09-18 | Frequenzselektiver Signalempfaenger |
Publications (1)
Publication Number | Publication Date |
---|---|
CH530140A true CH530140A (de) | 1972-10-31 |
Family
ID=5745869
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1370670A CH530140A (de) | 1969-09-18 | 1970-09-16 | Frequenzselektiver Signalempfänger |
Country Status (6)
Country | Link |
---|---|
BE (1) | BE756310A (de) |
CH (1) | CH530140A (de) |
DE (1) | DE1947316A1 (de) |
FR (1) | FR2061795B1 (de) |
GB (1) | GB1291516A (de) |
ZA (1) | ZA706171B (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59140739A (ja) * | 1983-01-31 | 1984-08-13 | Sony Corp | Amステレオ受信機のパイロット信号検出回路 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1267272B (de) * | 1966-03-25 | 1968-05-02 | Siemens Ag | Frequenzselektiver Signalempfaenger |
-
0
- BE BE756310D patent/BE756310A/xx unknown
-
1969
- 1969-09-18 DE DE19691947316 patent/DE1947316A1/de active Pending
-
1970
- 1970-09-10 GB GB43288/70A patent/GB1291516A/en not_active Expired
- 1970-09-10 ZA ZA706171A patent/ZA706171B/xx unknown
- 1970-09-16 CH CH1370670A patent/CH530140A/de not_active IP Right Cessation
- 1970-09-18 FR FR7033904A patent/FR2061795B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2061795B1 (de) | 1975-02-21 |
GB1291516A (en) | 1972-10-04 |
FR2061795A1 (de) | 1971-06-25 |
ZA706171B (en) | 1971-05-27 |
BE756310A (fr) | 1971-03-18 |
DE1947316A1 (de) | 1971-04-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |