ATE527749T1 - Frequenzumsetzer unter verwendung von unterdrückung der trägerselbstmischung - Google Patents
Frequenzumsetzer unter verwendung von unterdrückung der trägerselbstmischungInfo
- Publication number
- ATE527749T1 ATE527749T1 AT04447165T AT04447165T ATE527749T1 AT E527749 T1 ATE527749 T1 AT E527749T1 AT 04447165 T AT04447165 T AT 04447165T AT 04447165 T AT04447165 T AT 04447165T AT E527749 T1 ATE527749 T1 AT E527749T1
- Authority
- AT
- Austria
- Prior art keywords
- frequency range
- output
- input signal
- electrical device
- frequency converter
- Prior art date
Links
- 239000000203 mixture Substances 0.000 title 1
- 230000001629 suppression Effects 0.000 title 1
- 238000006243 chemical reaction Methods 0.000 abstract 3
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/30—Circuits for homodyne or synchrodyne receivers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/38—Angle modulation by converting amplitude modulation to angle modulation
- H03C3/40—Angle modulation by converting amplitude modulation to angle modulation using two signal paths the outputs of which have a predetermined phase difference and at least one output being amplitude-modulated
- H03C3/406—Angle modulation by converting amplitude modulation to angle modulation using two signal paths the outputs of which have a predetermined phase difference and at least one output being amplitude-modulated using a feedback loop containing mixers or demodulators
-
- 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
- H03D7/14—Balanced arrangements
- H03D7/1425—Balanced arrangements with transistors
- H03D7/145—Balanced arrangements with transistors using a combination of bipolar transistors and field-effect transistors
-
- 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
- H03D7/14—Balanced arrangements
- H03D7/1425—Balanced arrangements with transistors
- H03D7/1458—Double balanced arrangements, i.e. where both input signals are differential
-
- 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
- H03D7/14—Balanced arrangements
- H03D7/1425—Balanced arrangements with transistors
- H03D7/1483—Balanced arrangements with transistors comprising components for selecting a particular frequency component of the output
-
- 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
- H03D7/165—Multiple-frequency-changing at least two frequency changers being located in different paths, e.g. in two paths with carriers in quadrature
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
- H03D2200/0041—Functional aspects of demodulators
- H03D2200/0047—Offset of DC voltage or frequency
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Amplitude Modulation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP03447180 | 2003-07-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE527749T1 true ATE527749T1 (de) | 2011-10-15 |
Family
ID=38040139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT04447165T ATE527749T1 (de) | 2003-07-07 | 2004-07-07 | Frequenzumsetzer unter verwendung von unterdrückung der trägerselbstmischung |
Country Status (2)
| Country | Link |
|---|---|
| US (2) | US7336931B2 (de) |
| AT (1) | ATE527749T1 (de) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050197084A1 (en) * | 2004-03-08 | 2005-09-08 | Marsushita Electric Industrial Co., Ltd. | Mixer circuit and receiver circuit using the same |
| US7376399B2 (en) * | 2004-06-30 | 2008-05-20 | Silicon Laboratories Inc. | Weighted mixing circuitry for quadrature processing in communication systems |
| US7697905B2 (en) * | 2004-09-10 | 2010-04-13 | Qualcomm Incorporation | Local oscillator feedthrough cancellation scheme to remove RF and baseband offsets |
| US7593475B2 (en) * | 2005-06-29 | 2009-09-22 | Broadcom Corporation | Space-time and/or space-frequency block coding using complex signal swapping |
| US7660563B2 (en) * | 2005-09-26 | 2010-02-09 | Cypress Semiconductor Corporation | Apparatus and method for calibrating mixer offset |
| US20080284489A1 (en) * | 2007-05-14 | 2008-11-20 | Mediatek Singapore Pte Ltd | Transconductor and mixer with high linearity |
| US20100190463A1 (en) * | 2009-01-29 | 2010-07-29 | Infineon Technologies Ag | Frequency divider with an ac-coupling element on its feedback path |
| US9794057B1 (en) * | 2011-04-29 | 2017-10-17 | Keysight Technologies, Inc. | Method and system for synthetically sampling input signal |
| US11223322B2 (en) * | 2018-02-22 | 2022-01-11 | Lg Electronics Inc. | Up-converter and mobile terminal having the same |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5119399A (en) | 1990-09-28 | 1992-06-02 | Hewlett-Packard Co. | Quadrature measurement and calibration of a vector modulator |
| US5859878A (en) * | 1995-08-31 | 1999-01-12 | Northrop Grumman Corporation | Common receive module for a programmable digital radio |
| US5918167A (en) | 1997-03-11 | 1999-06-29 | Northern Telecom Limited | Quadrature downconverter local oscillator leakage canceller |
| US5918157A (en) * | 1997-03-18 | 1999-06-29 | Globalstar L.P. | Satellite communications system having distributed user assignment and resource assignment with terrestrial gateways |
| US6970717B2 (en) * | 2001-01-12 | 2005-11-29 | Silicon Laboratories Inc. | Digital architecture for radio-frequency apparatus and associated methods |
| US6804497B2 (en) * | 2001-01-12 | 2004-10-12 | Silicon Laboratories, Inc. | Partitioned radio-frequency apparatus and associated methods |
| FI107212B (fi) | 1999-03-26 | 2001-06-15 | Nokia Networks Oy | I/Q-modulaattorin tasajännitesiirtymän korjaus |
| GR1003688B (el) | 2000-07-14 | 2001-10-05 | Ιντρακομ Α.Ε. Ελληνικη Βιομηχανια Τηλεπικοινωνιων Και Συστηματ... | Μηχανισμος διορθωσης τασης εκτροπης και ενισχυτης ελεγχομενου κερδους σε δεκτες αμεσης μεταδοσης. |
-
2004
- 2004-07-06 US US10/885,049 patent/US7336931B2/en not_active Expired - Lifetime
- 2004-07-07 AT AT04447165T patent/ATE527749T1/de not_active IP Right Cessation
-
2007
- 2007-10-30 US US11/979,084 patent/US7920832B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| US20070109028A1 (en) | 2007-05-17 |
| US7336931B2 (en) | 2008-02-26 |
| US20090004975A1 (en) | 2009-01-01 |
| US7920832B2 (en) | 2011-04-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |