NL89828C - - Google Patents
Info
- Publication number
- NL89828C NL89828C NL89828DA NL89828C NL 89828 C NL89828 C NL 89828C NL 89828D A NL89828D A NL 89828DA NL 89828 C NL89828 C NL 89828C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B15/00—Suppression or limitation of noise or interference
- H04B15/02—Reducing interference from electric apparatus by means located at or near the interfering apparatus
- H04B15/04—Reducing interference from electric apparatus by means located at or near the interfering apparatus the interference being caused by substantially sinusoidal oscillations, e.g. in a receiver or in a tape-recorder
- H04B15/06—Reducing interference from electric apparatus by means located at or near the interfering apparatus the interference being caused by substantially sinusoidal oscillations, e.g. in a receiver or in a tape-recorder by local oscillators of receivers
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Circuits Of Receivers In General (AREA)
- Superheterodyne Receivers (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL698396X | 1951-07-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL89828C true NL89828C (en:Method) |
Family
ID=19808951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL89828D NL89828C (en:Method) | 1951-07-02 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2698897A (en:Method) |
| FR (1) | FR1059341A (en:Method) |
| GB (1) | GB698396A (en:Method) |
| NL (1) | NL89828C (en:Method) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1642173A (en) * | 1921-03-16 | 1927-09-13 | Rca Corp | Radio signaling system |
| US1560854A (en) * | 1924-10-16 | 1925-11-10 | Jackson H Pressley | Radio receiving apparatus |
| FR628518A (fr) * | 1927-01-15 | 1927-10-25 | Procédé de changement de fréquence pour radiosignalisation et dispositif pour la réalisation de ce procédé | |
| NL28732C (en:Method) * | 1928-10-04 | |||
| US2053414A (en) * | 1932-02-12 | 1936-09-08 | Rca Corp | Heterodyne receiving system |
-
0
- NL NL89828D patent/NL89828C/xx active
-
1952
- 1952-06-27 GB GB16239/52A patent/GB698396A/en not_active Expired
- 1952-06-28 US US296214A patent/US2698897A/en not_active Expired - Lifetime
- 1952-06-30 FR FR1059341D patent/FR1059341A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2698897A (en) | 1955-01-04 |
| GB698396A (en) | 1953-10-14 |
| FR1059341A (fr) | 1954-03-24 |