DK474276A - Mellemfrekvensomsetter - Google Patents
MellemfrekvensomsetterInfo
- Publication number
- DK474276A DK474276A DK474276A DK474276A DK474276A DK 474276 A DK474276 A DK 474276A DK 474276 A DK474276 A DK 474276A DK 474276 A DK474276 A DK 474276A DK 474276 A DK474276 A DK 474276A
- Authority
- DK
- Denmark
- Prior art keywords
- intermediate frequency
- frequency converter
- converter
- frequency
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/10—Intermediate station arrangements, e.g. for branching, for tapping-off
-
- 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
- H03D7/16—Multiple-frequency-changing
- H03D7/161—Multiple-frequency-changing all the frequency changers being connected in cascade
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B19/00—Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Superheterodyne Receivers (AREA)
- Radio Relay Systems (AREA)
- Transceivers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2547092A DE2547092C3 (de) | 1975-10-21 | 1975-10-21 | Zwischenfrequenzumsetzer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK474276A true DK474276A (da) | 1977-04-22 |
Family
ID=5959678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK474276A DK474276A (da) | 1975-10-21 | 1976-10-20 | Mellemfrekvensomsetter |
Country Status (15)
| Country | Link |
|---|---|
| JP (2) | JPS5250609A (de) |
| AR (1) | AR209203A1 (de) |
| AT (1) | AT355628B (de) |
| BE (1) | BE847505A (de) |
| BR (1) | BR7607019A (de) |
| CH (1) | CH607447A5 (de) |
| DE (1) | DE2547092C3 (de) |
| DK (1) | DK474276A (de) |
| FR (1) | FR2329102A1 (de) |
| GB (1) | GB1563509A (de) |
| IE (1) | IE44164B1 (de) |
| IT (1) | IT1073095B (de) |
| LU (1) | LU75611A1 (de) |
| NL (1) | NL7611585A (de) |
| SE (1) | SE413728B (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT396194B (de) * | 1988-07-27 | 1993-06-25 | Uher Ag | Verfahren und vorrichtung zum empfangen und filtern eines tonfrequenten eingangssignals mit mindestens einer steuerfrequenz |
| JP2595783B2 (ja) * | 1990-07-31 | 1997-04-02 | 日本電気株式会社 | 送信器 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1270129B (de) * | 1963-07-16 | 1968-06-12 | Rohde & Schwarz | Kombinierter Senderí¬Empfaenger |
| AT254945B (de) * | 1963-12-30 | 1967-06-12 | Siemens Ag | Gestell für Geräte der elektrischen Nachrichtentechnik |
| DE2263137B2 (de) * | 1972-12-22 | 1975-05-15 | Hans Kolbe & Co, 3202 Bad Salzdetfurth | Einrichtung zur Umsetzung sehr hoher Frequenzen |
-
1975
- 1975-10-21 DE DE2547092A patent/DE2547092C3/de not_active Expired
-
1976
- 1976-08-16 CH CH1039476A patent/CH607447A5/xx not_active IP Right Cessation
- 1976-08-17 LU LU75611A patent/LU75611A1/xx unknown
- 1976-08-31 GB GB35936/76A patent/GB1563509A/en not_active Expired
- 1976-09-06 IE IE1975/76A patent/IE44164B1/en unknown
- 1976-09-22 AT AT702276A patent/AT355628B/de not_active IP Right Cessation
- 1976-09-30 AR AR264934A patent/AR209203A1/es active
- 1976-10-07 SE SE7611138A patent/SE413728B/sv unknown
- 1976-10-08 FR FR7630319A patent/FR2329102A1/fr active Granted
- 1976-10-19 IT IT28473/76A patent/IT1073095B/it active
- 1976-10-20 NL NL7611585A patent/NL7611585A/xx not_active Application Discontinuation
- 1976-10-20 DK DK474276A patent/DK474276A/da unknown
- 1976-10-20 BR BR7607019A patent/BR7607019A/pt unknown
- 1976-10-21 BE BE171687A patent/BE847505A/xx unknown
- 1976-10-21 JP JP51126757A patent/JPS5250609A/ja active Pending
-
1981
- 1981-05-06 JP JP1981064463U patent/JPS56172045U/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| NL7611585A (nl) | 1977-04-25 |
| IE44164L (en) | 1977-04-21 |
| AT355628B (de) | 1980-03-10 |
| IE44164B1 (en) | 1981-08-26 |
| BR7607019A (pt) | 1977-09-06 |
| CH607447A5 (de) | 1978-12-15 |
| ATA702276A (de) | 1979-08-15 |
| LU75611A1 (de) | 1977-03-29 |
| JPS56172045U (de) | 1981-12-18 |
| JPS5250609A (en) | 1977-04-22 |
| DE2547092C3 (de) | 1983-05-05 |
| IT1073095B (it) | 1985-04-13 |
| GB1563509A (en) | 1980-03-26 |
| AR209203A1 (es) | 1977-03-31 |
| SE7611138L (sv) | 1977-04-22 |
| DE2547092B2 (de) | 1979-10-31 |
| BE847505A (fr) | 1977-02-14 |
| FR2329102A1 (fr) | 1977-05-20 |
| SE413728B (sv) | 1980-06-16 |
| FR2329102B1 (de) | 1980-08-08 |
| DE2547092A1 (de) | 1977-04-28 |
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