FR873268A - - Google Patents
Info
- Publication number
- FR873268A FR873268A FR873268DA FR873268A FR 873268 A FR873268 A FR 873268A FR 873268D A FR873268D A FR 873268DA FR 873268 A FR873268 A FR 873268A
- 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
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
- H03D7/02—Transference of modulation from one carrier to another, e.g. frequency-changing by means of diodes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
- H03D7/18—Modifications of frequency-changers for eliminating image frequencies
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL217360X | 1939-09-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR873268A true FR873268A (fr) | 1942-07-07 |
Family
ID=19779134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR873268D Expired FR873268A (fr) | 1939-09-07 |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE440599A (fr) |
| CH (1) | CH217360A (fr) |
| DE (1) | DE742438C (fr) |
| FR (1) | FR873268A (fr) |
| GB (1) | GB607027A (fr) |
| NL (1) | NL57009C (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1073555B (de) * | 1957-11-14 | 1960-01-21 | Compagnie Generale de Telegra phie sans FiI, Paris | Nichtlineare Transistoi Schaltungsanordnung |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1958881A (en) * | 1930-07-18 | 1934-05-15 | Westinghouse Electric & Mfg Co | Amplifier |
| GB460408A (en) * | 1935-08-19 | 1937-01-27 | Philips Nv | Improvements in or relating to superheterodyne radio receivers |
-
0
- FR FR873268D patent/FR873268A/fr not_active Expired
- NL NL57009D patent/NL57009C/xx active
- BE BE440599D patent/BE440599A/xx unknown
-
1940
- 1940-11-02 DE DEP81462D patent/DE742438C/de not_active Expired
-
1941
- 1941-02-18 CH CH217360D patent/CH217360A/de unknown
-
1946
- 1946-05-28 GB GB16231/46A patent/GB607027A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE440599A (fr) | |
| NL57009C (fr) | |
| CH217360A (de) | 1941-10-15 |
| GB607027A (en) | 1948-08-24 |
| DE742438C (de) | 1944-04-25 |