DE2200458A1 - Schaltungsanordnung zur Erzeugung einer Seitenbandschwingung - Google Patents
Schaltungsanordnung zur Erzeugung einer SeitenbandschwingungInfo
- Publication number
- DE2200458A1 DE2200458A1 DE19722200458 DE2200458A DE2200458A1 DE 2200458 A1 DE2200458 A1 DE 2200458A1 DE 19722200458 DE19722200458 DE 19722200458 DE 2200458 A DE2200458 A DE 2200458A DE 2200458 A1 DE2200458 A1 DE 2200458A1
- Authority
- DE
- Germany
- Prior art keywords
- oscillation
- frequency
- circuit arrangement
- sideband
- circulator
- Prior art date
- 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.)
- Pending
Links
- 230000010355 oscillation Effects 0.000 title claims description 14
- 238000004088 simulation Methods 0.000 claims 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C7/00—Modulating electromagnetic waves
- H03C7/02—Modulating electromagnetic waves in transmission lines, waveguides, cavity resonators or radiation fields of antennas
- H03C7/025—Modulating electromagnetic waves in transmission lines, waveguides, cavity resonators or radiation fields of antennas using semiconductor devices
- H03C7/027—Modulating electromagnetic waves in transmission lines, waveguides, cavity resonators or radiation fields of antennas using semiconductor devices using diodes
-
- 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
- H03B21/00—Generation of oscillations by combining unmodulated signals of different frequencies
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C1/00—Amplitude modulation
- H03C1/52—Modulators in which carrier or one sideband is wholly or partially suppressed
- H03C1/60—Modulators in which carrier or one sideband is wholly or partially suppressed with one sideband wholly or partially suppressed
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D9/00—Demodulation or transference of modulation of modulated electromagnetic waves
- H03D9/06—Transference of modulation using distributed inductance and capacitance
- H03D9/0608—Transference of modulation using distributed inductance and capacitance by means of diodes
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Transceivers (AREA)
- Transmitters (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB0014/71A GB1279361A (en) | 1971-01-08 | 1971-01-08 | Frequency changing device |
| US21698271A | 1971-01-11 | 1971-01-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2200458A1 true DE2200458A1 (de) | 1972-07-20 |
Family
ID=26236359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19722200458 Pending DE2200458A1 (de) | 1971-01-08 | 1972-01-05 | Schaltungsanordnung zur Erzeugung einer Seitenbandschwingung |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3757222A (enExample) |
| DE (1) | DE2200458A1 (enExample) |
| FR (1) | FR2121674B1 (enExample) |
| GB (1) | GB1279361A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4024800A1 (de) * | 1989-09-29 | 1991-04-11 | Hewlett Packard Co | Reflexions-nebenschlussdioden-hf-modulator |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5469127A (en) * | 1992-08-04 | 1995-11-21 | Acrodyne Industries, Inc. | Amplification apparatus and method including modulator component |
| US5450044A (en) * | 1993-04-14 | 1995-09-12 | Acrodyne Industries, Inc. | Quadrature amplitude modulator including a digital amplitude modulator as a component thereof |
| US5376888A (en) * | 1993-06-09 | 1994-12-27 | Hook; William R. | Timing markers in time domain reflectometry systems |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3290624A (en) * | 1964-02-10 | 1966-12-06 | Microwave Ass | Phase shifter in iterative circuits using semiconductors |
| GB1119879A (en) * | 1966-08-18 | 1968-07-17 | Ass Elect Ind | Improvements relating to modulators |
| US3423699A (en) * | 1967-04-10 | 1969-01-21 | Microwave Ass | Digital electric wave phase shifters |
| GB1187760A (en) * | 1969-03-13 | 1970-04-15 | Standard Telephones Cables Ltd | Phase-Shifting Arrangement |
| US3573660A (en) * | 1969-04-24 | 1971-04-06 | Robert V Garver | Broadband, reflection-type single sideband modulators |
-
1971
- 1971-01-08 GB GB0014/71A patent/GB1279361A/en not_active Expired
- 1971-01-11 US US00216982A patent/US3757222A/en not_active Expired - Lifetime
-
1972
- 1972-01-05 DE DE19722200458 patent/DE2200458A1/de active Pending
- 1972-01-07 FR FR7200485A patent/FR2121674B1/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4024800A1 (de) * | 1989-09-29 | 1991-04-11 | Hewlett Packard Co | Reflexions-nebenschlussdioden-hf-modulator |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1279361A (en) | 1972-06-28 |
| FR2121674B1 (enExample) | 1976-09-03 |
| FR2121674A1 (enExample) | 1972-08-25 |
| US3757222A (en) | 1973-09-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHA | Expiration of time for request for examination |