FR2132507B1 - - Google Patents
Info
- Publication number
- FR2132507B1 FR2132507B1 FR7111984A FR7111984A FR2132507B1 FR 2132507 B1 FR2132507 B1 FR 2132507B1 FR 7111984 A FR7111984 A FR 7111984A FR 7111984 A FR7111984 A FR 7111984A FR 2132507 B1 FR2132507 B1 FR 2132507B1
- Authority
- FR
- France
- 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.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/005—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/403—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency
- H04B1/406—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency with more than one transmission mode, e.g. analog and digital modes
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Transmitters (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712112298 DE2112298A1 (de) | 1971-03-15 | 1971-03-15 | Fernmeldesystem,bei dem die Modulationsbetriebsart eines empfangenden Signals automatisch die Modulationsbetriebsart eines zugeordneten Senders steuert |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2132507A1 FR2132507A1 (enExample) | 1972-11-24 |
| FR2132507B1 true FR2132507B1 (enExample) | 1975-11-28 |
Family
ID=5801544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7111984A Expired FR2132507B1 (enExample) | 1971-03-15 | 1971-04-05 |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE2112298A1 (enExample) |
| FR (1) | FR2132507B1 (enExample) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1153862A (fr) * | 1955-01-13 | 1958-03-28 | Collins Radio Co | Dispositif pour la commande silencieuse de récepteurs radio-électriques |
| US3401341A (en) * | 1965-10-21 | 1968-09-10 | Leonard R. Kahn | Automatic switching of receiver mode responsive to characteristic of received signal |
-
1971
- 1971-03-15 DE DE19712112298 patent/DE2112298A1/de active Pending
- 1971-04-05 FR FR7111984A patent/FR2132507B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2132507A1 (enExample) | 1972-11-24 |
| DE2112298A1 (de) | 1972-09-21 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |