ATE368961T1 - Lokaloszillator für einen harmonischen mischer mit unterdrückung der spiegelfrequenz - Google Patents
Lokaloszillator für einen harmonischen mischer mit unterdrückung der spiegelfrequenzInfo
- Publication number
- ATE368961T1 ATE368961T1 AT04447281T AT04447281T ATE368961T1 AT E368961 T1 ATE368961 T1 AT E368961T1 AT 04447281 T AT04447281 T AT 04447281T AT 04447281 T AT04447281 T AT 04447281T AT E368961 T1 ATE368961 T1 AT E368961T1
- Authority
- AT
- Austria
- Prior art keywords
- local oscillator
- harmonic mixer
- frequency suppression
- mirror frequency
- rad
- Prior art date
Links
- 230000001629 suppression Effects 0.000 title 1
- 230000003111 delayed effect Effects 0.000 abstract 1
- 238000001514 detection method Methods 0.000 abstract 1
- 230000010363 phase shift Effects 0.000 abstract 1
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
- H03B27/00—Generation of oscillations providing a plurality of outputs of the same frequency but differing in phase, other than merely two anti-phase outputs
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
- H03L7/08—Details of the phase-locked loop
- H03L7/081—Details of the phase-locked loop provided with an additional controlled phase shifter
- H03L7/0812—Details of the phase-locked loop provided with an additional controlled phase shifter and where no voltage or current controlled oscillator is used
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
- H03L7/08—Details of the phase-locked loop
- H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
- H03L7/087—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal using at least two phase detectors or a frequency and phase detector in the loop
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
- H03L7/07—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop using several loops, e.g. for redundant clock signal generation
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
- H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Superheterodyne Receivers (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Optical Communication System (AREA)
- Transmitters (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP03447297A EP1545006A1 (de) | 2003-12-19 | 2003-12-19 | Lokaloszillator für einen harmonischen Mischer mit Unterdrückung der Spiegelfrequenz |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE368961T1 true ATE368961T1 (de) | 2007-08-15 |
Family
ID=34486587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT04447281T ATE368961T1 (de) | 2003-12-19 | 2004-12-17 | Lokaloszillator für einen harmonischen mischer mit unterdrückung der spiegelfrequenz |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US7302248B2 (de) |
| EP (2) | EP1545006A1 (de) |
| AT (1) | ATE368961T1 (de) |
| DE (1) | DE602004007868T2 (de) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7340233B2 (en) * | 2004-03-29 | 2008-03-04 | Intel Corporation | Integrated circuit and methods for third sub harmonic up conversion and down conversion of signals |
| EP1722471A1 (de) * | 2005-05-11 | 2006-11-15 | STMicroelectronics N.V. | Quadratur-Modulator und dessen Verwendung in einem mobilen Telefon sowie Verfahren |
| GB0516766D0 (en) * | 2005-08-16 | 2005-09-21 | Zarlink Semiconductor Ltd | Frequency changer and tuner |
| US20080231376A1 (en) * | 2007-03-14 | 2008-09-25 | Sanyo Electric Co., Ltd. | Oscillation circuit controlling phase difference of output signals |
| US8385475B2 (en) | 2007-05-08 | 2013-02-26 | Nxp, B.V. | Calibration-free local oscillator signal generation for a harmonic-rejection mixer |
| US7646254B2 (en) * | 2007-08-30 | 2010-01-12 | Honeywell International Inc. | Radiation hard oscillator and differential circuit design |
| US9374100B2 (en) * | 2009-07-01 | 2016-06-21 | Qualcomm Incorporated | Low power LO distribution using a frequency-multiplying subharmonically injection-locked oscillator |
| US8390344B2 (en) * | 2010-04-08 | 2013-03-05 | John W. McCorkle | Method and circuit for waveform generation |
| US8723568B1 (en) * | 2013-12-20 | 2014-05-13 | Qualcomm Incorporated | Local oscillator signal generation using delay locked loops |
| US9515609B1 (en) * | 2015-12-31 | 2016-12-06 | STMicroelectronics (Alps) SAS | Passive mixer with duty cycle improvement through harmonics level reduction |
| DE102018210089A1 (de) | 2018-06-21 | 2019-12-24 | Infineon Technologies Ag | Frequenzvervielfacher und Verfahren zur Frequenzvervielfachung |
| US10404212B1 (en) | 2018-08-06 | 2019-09-03 | Futurewei Technologies, Inc. | Programmable driver for frequency mixer |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4737721A (en) * | 1986-09-02 | 1988-04-12 | Siemens Aktiengesellschaft | Frequency doubling circuit for out-of-phase, incremental pulses of an angular step generator |
| US5285120A (en) * | 1988-09-15 | 1994-02-08 | Rockwell International Corporation | Broadband phase splitter |
| US5180994A (en) * | 1991-02-14 | 1993-01-19 | The Regents Of The University Of California | Differential-logic ring oscillator with quadrature outputs |
| US5146121A (en) * | 1991-10-24 | 1992-09-08 | Northern Telecom Limited | Signal delay apparatus employing a phase locked loop |
| US6194947B1 (en) * | 1998-07-24 | 2001-02-27 | Global Communication Technology Inc. | VCO-mixer structure |
| US6980787B1 (en) * | 2000-09-26 | 2005-12-27 | Ati International Srl | Image rejection mixing in wideband applications |
| US6891440B2 (en) * | 2000-10-02 | 2005-05-10 | A. Michael Straub | Quadrature oscillator with phase error correction |
-
2003
- 2003-12-19 EP EP03447297A patent/EP1545006A1/de not_active Withdrawn
-
2004
- 2004-12-17 EP EP04447281A patent/EP1545007B1/de not_active Not-in-force
- 2004-12-17 DE DE602004007868T patent/DE602004007868T2/de active Active
- 2004-12-17 AT AT04447281T patent/ATE368961T1/de not_active IP Right Cessation
- 2004-12-20 US US11/018,766 patent/US7302248B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP1545006A1 (de) | 2005-06-22 |
| DE602004007868D1 (de) | 2007-09-13 |
| EP1545007A1 (de) | 2005-06-22 |
| EP1545007B1 (de) | 2007-08-01 |
| DE602004007868T2 (de) | 2008-04-24 |
| US7302248B2 (en) | 2007-11-27 |
| US20050148310A1 (en) | 2005-07-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |