HK19287A - Electronic filter for generating a third harmonic signal - Google Patents
Electronic filter for generating a third harmonic signalInfo
- Publication number
- HK19287A HK19287A HK192/87A HK19287A HK19287A HK 19287 A HK19287 A HK 19287A HK 192/87 A HK192/87 A HK 192/87A HK 19287 A HK19287 A HK 19287A HK 19287 A HK19287 A HK 19287A
- Authority
- HK
- Hong Kong
- Prior art keywords
- generating
- harmonic signal
- electronic filter
- filter
- electronic
- Prior art date
Links
Classifications
-
- 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
- H03B21/01—Generation of oscillations by combining unmodulated signals of different frequencies by beating unmodulated signals of different frequencies
- H03B21/02—Generation of oscillations by combining unmodulated signals of different frequencies by beating unmodulated signals of different frequencies by plural beating, i.e. for frequency synthesis ; Beating in combination with multiplication or division of frequency
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/77—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase
- H04N9/78—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase for separating the brightness signal or the chrominance signal from the colour television signal, e.g. using comb filter
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/50—Systems of measurement based on relative movement of target
- G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
- G01S13/522—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves
- G01S13/524—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi
- G01S13/53—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi performing filtering on a single spectral line and associated with one or more range gates with a phase detector or a frequency mixer to extract the Doppler information, e.g. pulse Doppler radar
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Processing Of Color Television Signals (AREA)
- Amplifiers (AREA)
- Color Television Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/147,580 US4325076A (en) | 1980-05-08 | 1980-05-08 | Electronic filter for generating a third harmonic signal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HK19287A true HK19287A (en) | 1987-03-13 |
Family
ID=22522136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HK192/87A HK19287A (en) | 1980-05-08 | 1987-03-05 | Electronic filter for generating a third harmonic signal |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US4325076A (sv) |
| JP (1) | JPS575485A (sv) |
| KR (1) | KR850000990B1 (sv) |
| AT (1) | AT394122B (sv) |
| AU (1) | AU540962B2 (sv) |
| CA (1) | CA1164958A (sv) |
| DE (1) | DE3118107A1 (sv) |
| ES (1) | ES501797A0 (sv) |
| FI (1) | FI74843C (sv) |
| FR (1) | FR2482380B1 (sv) |
| GB (1) | GB2075783B (sv) |
| HK (1) | HK19287A (sv) |
| IT (1) | IT1138765B (sv) |
| MY (1) | MY8700855A (sv) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4441121A (en) * | 1982-03-31 | 1984-04-03 | Rca Corporation | Adjustable coring circuit |
| US4590513A (en) * | 1983-09-30 | 1986-05-20 | Rca Corporation | Odd harmonic signal generator |
| US4639766A (en) * | 1984-10-02 | 1987-01-27 | High Resolution Television, Inc. | Phase and amplitude control of vertical modulation in horizontal scan of CRT high resolution television |
| JP2002237724A (ja) * | 2001-02-09 | 2002-08-23 | Nippon Dempa Kogyo Co Ltd | 高周波水晶発振器 |
| US7558351B2 (en) * | 2004-02-10 | 2009-07-07 | Wionics Research | Super harmonic filter and method of filtering frequency components from a signal |
| US7119588B2 (en) * | 2005-01-28 | 2006-10-10 | James Wayne Kelley | Circuit for multiplying continuously varying signals |
| US9385651B2 (en) * | 2014-10-03 | 2016-07-05 | Short Circuit Technologies Llc | 60 GHz frequency generator incorporating third harmonic boost and extraction |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2373275A (en) * | 1942-04-22 | 1945-04-10 | Rca Corp | Voltage converter system |
| US2946963A (en) * | 1957-04-05 | 1960-07-26 | Gen Dynamics Corp | Frequency multiplier |
| US3060364A (en) * | 1959-06-11 | 1962-10-23 | Hughes Aircraft Co | Parametric frequency multiplier |
| JPS5537121B2 (sv) * | 1974-05-30 | 1980-09-26 | ||
| FR2312152A1 (fr) * | 1975-05-23 | 1976-12-17 | Lgt Lab Gen Telecomm | Generateur de produits de non linearite et precorrecteur de systeme de transmission utilisant un tel generateur |
| US4020500A (en) * | 1975-11-19 | 1977-04-26 | Rca Corporation | Controlled oscillator |
| US4019118A (en) * | 1976-03-29 | 1977-04-19 | Rca Corporation | Third harmonic signal generator |
| US4096516A (en) * | 1977-03-25 | 1978-06-20 | Rca Corporation | Electronic signal processing apparatus |
| US4157508A (en) * | 1977-11-21 | 1979-06-05 | Bell Telephone Laboratories, Incorporated | Signal cuber circuit |
| US4217605A (en) * | 1978-08-02 | 1980-08-12 | Rca Corporation | Comb filter employing a charge transfer device with plural mutually proportioned signal charge inputs |
-
1980
- 1980-05-08 US US06/147,580 patent/US4325076A/en not_active Expired - Lifetime
-
1981
- 1981-04-29 FI FI811348A patent/FI74843C/sv not_active IP Right Cessation
- 1981-04-30 ES ES501797A patent/ES501797A0/es active Granted
- 1981-04-30 CA CA000376576A patent/CA1164958A/en not_active Expired
- 1981-05-01 AU AU70088/81A patent/AU540962B2/en not_active Ceased
- 1981-05-04 IT IT21496/81A patent/IT1138765B/it active
- 1981-05-06 JP JP6886781A patent/JPS575485A/ja active Pending
- 1981-05-06 GB GB8113832A patent/GB2075783B/en not_active Expired
- 1981-05-07 FR FR8109105A patent/FR2482380B1/fr not_active Expired
- 1981-05-07 DE DE19813118107 patent/DE3118107A1/de active Granted
- 1981-05-08 KR KR1019810001595A patent/KR850000990B1/ko active
- 1981-05-08 AT AT0204481A patent/AT394122B/de not_active IP Right Cessation
-
1987
- 1987-03-05 HK HK192/87A patent/HK19287A/xx not_active IP Right Cessation
- 1987-12-30 MY MY855/87A patent/MY8700855A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IT1138765B (it) | 1986-09-17 |
| FI74843C (sv) | 1988-03-10 |
| FR2482380B1 (fr) | 1985-07-12 |
| US4325076A (en) | 1982-04-13 |
| IT8121496A0 (it) | 1981-05-04 |
| KR850000990B1 (ko) | 1985-07-05 |
| GB2075783B (en) | 1984-03-07 |
| ATA204481A (de) | 1991-07-15 |
| FR2482380A1 (fr) | 1981-11-13 |
| DE3118107A1 (de) | 1982-03-04 |
| GB2075783A (en) | 1981-11-18 |
| ES8207398A1 (es) | 1982-09-01 |
| AU7008881A (en) | 1981-11-12 |
| KR830006995A (ko) | 1983-10-12 |
| DE3118107C2 (sv) | 1988-03-10 |
| AT394122B (de) | 1992-02-10 |
| FI811348L (fi) | 1981-11-09 |
| CA1164958A (en) | 1984-04-03 |
| MY8700855A (en) | 1987-12-31 |
| AU540962B2 (en) | 1984-12-13 |
| ES501797A0 (es) | 1982-09-01 |
| JPS575485A (en) | 1982-01-12 |
| FI74843B (fi) | 1987-11-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PE | Patent expired |