NL1006031C2 - Lineaire vermogensversterkingsinrichting en -werkwijze. - Google Patents
Lineaire vermogensversterkingsinrichting en -werkwijze. Download PDFInfo
- Publication number
- NL1006031C2 NL1006031C2 NL1006031A NL1006031A NL1006031C2 NL 1006031 C2 NL1006031 C2 NL 1006031C2 NL 1006031 A NL1006031 A NL 1006031A NL 1006031 A NL1006031 A NL 1006031A NL 1006031 C2 NL1006031 C2 NL 1006031C2
- Authority
- NL
- Netherlands
- Prior art keywords
- signal
- intermodulation
- output
- phase
- level
- Prior art date
Links
- 230000009021 linear effect Effects 0.000 title claims description 49
- 230000003321 amplification Effects 0.000 title claims description 13
- 238000003199 nucleic acid amplification method Methods 0.000 title claims description 13
- 238000000034 method Methods 0.000 title claims description 7
- 230000008878 coupling Effects 0.000 claims description 21
- 238000010168 coupling process Methods 0.000 claims description 21
- 238000005859 coupling reaction Methods 0.000 claims description 21
- 230000003472 neutralizing effect Effects 0.000 claims description 10
- 238000005728 strengthening Methods 0.000 claims 1
- 101100165799 Arabidopsis thaliana CYP86A2 gene Proteins 0.000 description 20
- 101100153168 Arabidopsis thaliana TIC21 gene Proteins 0.000 description 17
- 101100273813 Homo sapiens CDKN1A gene Proteins 0.000 description 17
- 108700038981 SUMO-1 Proteins 0.000 description 17
- 101100083337 Schizosaccharomyces pombe (strain 972 / ATCC 24843) pic1 gene Proteins 0.000 description 17
- 102100026940 Small ubiquitin-related modifier 1 Human genes 0.000 description 17
- 102100031958 N-alpha-acetyltransferase 40 Human genes 0.000 description 10
- 101150076646 naa40 gene Proteins 0.000 description 10
- 238000010586 diagram Methods 0.000 description 8
- 230000007423 decrease Effects 0.000 description 7
- 238000001514 detection method Methods 0.000 description 7
- 101100083338 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) PIC2 gene Proteins 0.000 description 6
- 230000002441 reversible effect Effects 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 230000003247 decreasing effect Effects 0.000 description 4
- 230000003111 delayed effect Effects 0.000 description 4
- 230000001629 suppression Effects 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000001934 delay Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000013139 quantization Methods 0.000 description 3
- 238000001228 spectrum Methods 0.000 description 3
- 230000002238 attenuated effect Effects 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 108010072210 Cyclophilin C Proteins 0.000 description 1
- 102100024968 Peptidyl-prolyl cis-trans isomerase C Human genes 0.000 description 1
- 101100067427 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) FUS3 gene Proteins 0.000 description 1
- 101100015484 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) GPA1 gene Proteins 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 101150017059 pcd1 gene Proteins 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/32—Modifications of amplifiers to reduce non-linear distortion
- H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
- H03F1/3276—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using the nonlinearity inherent to components, e.g. a diode
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/32—Modifications of amplifiers to reduce non-linear distortion
- H03F1/3223—Modifications of amplifiers to reduce non-linear distortion using feed-forward
- H03F1/3229—Modifications of amplifiers to reduce non-linear distortion using feed-forward using a loop for error extraction and another loop for error subtraction
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/32—Modifications of amplifiers to reduce non-linear distortion
- H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/32—Modifications of amplifiers to reduce non-linear distortion
- H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
- H03F1/3252—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using multiple parallel paths between input and output
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2201/00—Indexing scheme relating to details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements covered by H03F1/00
- H03F2201/32—Indexing scheme relating to modifications of amplifiers to reduce non-linear distortion
- H03F2201/3212—Using a control circuit to adjust amplitude and phase of a signal in a signal path
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Amplifiers (AREA)
- Transmitters (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960051910A KR100217416B1 (ko) | 1995-11-16 | 1996-11-04 | 선형 증폭 장치 및 방법 |
| KR19960051910 | 1996-11-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NL1006031A1 NL1006031A1 (nl) | 1998-05-08 |
| NL1006031C2 true NL1006031C2 (nl) | 1999-06-17 |
Family
ID=19480758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL1006031A NL1006031C2 (nl) | 1996-11-04 | 1997-05-12 | Lineaire vermogensversterkingsinrichting en -werkwijze. |
Country Status (11)
| Country | Link |
|---|---|
| JP (1) | JP3260295B2 (sv) |
| KR (1) | KR100217416B1 (sv) |
| AU (1) | AU698665B2 (sv) |
| BR (1) | BR9703140B1 (sv) |
| DE (1) | DE19720019B4 (sv) |
| FI (1) | FI116339B (sv) |
| FR (1) | FR2755551B1 (sv) |
| GB (1) | GB2318938B (sv) |
| IN (1) | IN192286B (sv) |
| NL (1) | NL1006031C2 (sv) |
| SE (1) | SE519812C2 (sv) |
Families Citing this family (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6075411A (en) * | 1997-12-22 | 2000-06-13 | Telefonaktiebolaget Lm Ericsson | Method and apparatus for wideband predistortion linearization |
| US6339701B1 (en) * | 1998-06-17 | 2002-01-15 | Lucent Technologies, Inc. | Method and apparatus for extending the dynamic range of a frequency mixer |
| US6363120B1 (en) | 1998-06-17 | 2002-03-26 | Lucent Technologies Inc. | Apparatus and method for extending the dynamic range of a mixer using feed forward distortion reduction |
| US6097324A (en) * | 1998-06-17 | 2000-08-01 | Lucent Technologies Inc. | Method and apparatus for extending the spurious free dynamic range of an analog-to-digital converter |
| DE60002437T2 (de) | 1999-02-12 | 2004-04-01 | Wireless Systems International Ltd. | Signalverarbeitungsvorrichtung |
| JP2001053552A (ja) * | 1999-08-10 | 2001-02-23 | Nec Corp | フィードフォワード増幅回路、及びフィードフォワード増幅回路における非線形歪の補償方法。 |
| US6392480B1 (en) * | 1999-08-19 | 2002-05-21 | Lucent Technologies Inc. | Alternating gain and phase control system and method |
| GB2353646A (en) * | 1999-08-27 | 2001-02-28 | Matsushita Electric Ind Co Ltd | A multistage amplifier with multistage predistortion and a predistorter |
| GB2354126B (en) | 1999-09-13 | 2004-07-21 | Wireless Systems Int Ltd | Signal processing |
| GB2358748A (en) * | 2000-01-31 | 2001-08-01 | Wireless Systems Int Ltd | An arrangement in a predistortion or feedforward linearizer for an amplifier in which I and Q components are adjusted to achieve a desired phase and amplitude |
| US6275106B1 (en) * | 2000-02-25 | 2001-08-14 | Spectrian Corporation | Spectral distortion monitor for controlling pre-distortion and feed-forward linearization of rf power amplifier |
| WO2001099316A1 (en) | 2000-06-16 | 2001-12-27 | Fujitsu Limited | Multi-carrier amplifier |
| US6496064B2 (en) * | 2000-08-15 | 2002-12-17 | Eugene Rzyski | Intermodulation product cancellation circuit |
| US6545487B1 (en) * | 2000-08-24 | 2003-04-08 | Lucent Technologies Inc. | System and method for producing an amplified signal with reduced distortion |
| US6674324B1 (en) * | 2000-08-24 | 2004-01-06 | Lucent Technologies Inc. | System and method for producing an amplified signal using plurality of amplitudes across spectrum |
| JP3850649B2 (ja) * | 2000-09-22 | 2006-11-29 | 株式会社日立国際電気 | 歪補償増幅器 |
| DE60135249D1 (de) * | 2000-12-04 | 2008-09-18 | Matsushita Electric Ind Co Ltd | Vorwärtskopplungsverstärker, kommunikationsvorrichtung, vorwärtskopplungsverstärkungsverfahren, programm und medium |
| EP1249930A3 (en) * | 2001-04-10 | 2004-06-02 | Matsushita Electric Industrial Co., Ltd. | Predistortion linearizer and predistortion compensation method and program |
| KR100395502B1 (ko) * | 2001-08-08 | 2003-08-25 | 한국전자통신연구원 | 적응형 피드포워드 선형 증폭 장치 |
| JP3502087B2 (ja) * | 2002-05-14 | 2004-03-02 | 松下電器産業株式会社 | ハイブリッド歪補償方法およびハイブリッド歪補償装置 |
| GB2395077A (en) * | 2002-11-01 | 2004-05-12 | N & L Ltd | An amplifier arrangement linearised by predistortion and feedforward; adaptive bias for improved efficiency; thermal overload protection |
| KR100766201B1 (ko) | 2005-11-09 | 2007-10-10 | 학교법인 포항공과대학교 | 알에프 전력 증폭기의 위상 변화 측정 장치 및 그 방법 |
| EP3146630B1 (en) | 2014-05-23 | 2020-01-15 | Teko Telecom S.r.l. | Power amplification system for radiofrequency communications |
| SG11201610674QA (en) | 2014-06-26 | 2017-02-27 | Huawei Tech Co Ltd | Interference cancellation apparatus and method |
| WO2015196404A1 (zh) | 2014-06-26 | 2015-12-30 | 华为技术有限公司 | 一种干扰消除的装置和方法 |
| KR102163050B1 (ko) | 2015-03-12 | 2020-10-08 | 삼성전기주식회사 | 전력 증폭기 및 전력 증폭기의 위상 보정 방법 |
| US11038474B2 (en) | 2017-11-01 | 2021-06-15 | Analog Devices Global Unlimited Company | Phased array amplifier linearization |
| EP3846535B1 (en) | 2018-09-04 | 2024-11-13 | Beijing Xiaomi Mobile Software Co., Ltd. | Cell handover method, device and readable storage medium |
| KR102080202B1 (ko) | 2019-08-23 | 2020-02-21 | 주식회사 패러다임 | 선형 전력 증폭 장치 |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4879519A (en) * | 1988-10-31 | 1989-11-07 | American Telephone And Telegraph Company, At&T Bell Labs | Predistortion compensated linear amplifier |
| US4885551A (en) * | 1988-10-31 | 1989-12-05 | American Telephone And Telegraph Company At&T Bell Laboratories | Feed forward linear amplifier |
| US4943783A (en) * | 1989-07-31 | 1990-07-24 | Nippon Telegraph And Telephone Corporation | Feed forward distortion correction circuit |
| WO1991007813A1 (en) * | 1989-11-16 | 1991-05-30 | Motorola, Inc. | Improvements in or relating to amplifiers |
| US5023565A (en) * | 1990-01-26 | 1991-06-11 | At&T Bell Laboratories | Linear amplifier with automatic adjustment of feed forward loop gain and phase |
| EP0678976A1 (en) * | 1990-04-25 | 1995-10-25 | Btg International Limited | Apparatus and method for reducing distortion in amplification |
| US5570063A (en) * | 1995-05-18 | 1996-10-29 | Spectrian, Inc. | RF power amplifier with signal predistortion for improved linearity |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1495264A (en) * | 1975-02-19 | 1977-12-14 | Plessey Co Ltd | Amplifier arrangements |
| US4987378A (en) * | 1989-11-28 | 1991-01-22 | General Electric Company | Feedforward predistortion linearizer |
| US5130663A (en) * | 1991-04-15 | 1992-07-14 | Motorola, Inc. | Feed forward amplifier network with frequency swept pilot tone |
-
1996
- 1996-11-04 KR KR1019960051910A patent/KR100217416B1/ko not_active IP Right Cessation
-
1997
- 1997-05-12 AU AU20148/97A patent/AU698665B2/en not_active Ceased
- 1997-05-12 NL NL1006031A patent/NL1006031C2/nl not_active IP Right Cessation
- 1997-05-12 FI FI972005A patent/FI116339B/sv not_active IP Right Cessation
- 1997-05-13 SE SE9701760A patent/SE519812C2/sv unknown
- 1997-05-13 FR FR9705823A patent/FR2755551B1/fr not_active Expired - Fee Related
- 1997-05-13 DE DE19720019A patent/DE19720019B4/de not_active Expired - Fee Related
- 1997-05-13 BR BRPI9703140-2A patent/BR9703140B1/pt not_active IP Right Cessation
- 1997-05-13 GB GB9709622A patent/GB2318938B/en not_active Expired - Fee Related
- 1997-05-13 JP JP12186997A patent/JP3260295B2/ja not_active Expired - Fee Related
- 1997-09-05 IN IN841CA1997 patent/IN192286B/en unknown
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4879519A (en) * | 1988-10-31 | 1989-11-07 | American Telephone And Telegraph Company, At&T Bell Labs | Predistortion compensated linear amplifier |
| US4885551A (en) * | 1988-10-31 | 1989-12-05 | American Telephone And Telegraph Company At&T Bell Laboratories | Feed forward linear amplifier |
| US4943783A (en) * | 1989-07-31 | 1990-07-24 | Nippon Telegraph And Telephone Corporation | Feed forward distortion correction circuit |
| WO1991007813A1 (en) * | 1989-11-16 | 1991-05-30 | Motorola, Inc. | Improvements in or relating to amplifiers |
| US5023565A (en) * | 1990-01-26 | 1991-06-11 | At&T Bell Laboratories | Linear amplifier with automatic adjustment of feed forward loop gain and phase |
| EP0678976A1 (en) * | 1990-04-25 | 1995-10-25 | Btg International Limited | Apparatus and method for reducing distortion in amplification |
| US5570063A (en) * | 1995-05-18 | 1996-10-29 | Spectrian, Inc. | RF power amplifier with signal predistortion for improved linearity |
Non-Patent Citations (1)
| Title |
|---|
| KENINGTON P B ET AL: "LINEAR DISTORTION CORRECTION USING A FEEDFORWARD SYSTEM", IEEE TRANSACTIONS ON VEHICULAR TECHNOLOGY, vol. 45, no. 1, 1 February 1996 (1996-02-01), pages 74 - 81, XP000594668 * |
Also Published As
| Publication number | Publication date |
|---|---|
| FI116339B (sv) | 2005-10-31 |
| IN192286B (sv) | 2004-03-27 |
| FR2755551A1 (fr) | 1998-05-07 |
| BR9703140A (pt) | 1998-11-10 |
| AU698665B2 (en) | 1998-11-05 |
| BR9703140B1 (pt) | 2011-04-05 |
| AU2014897A (en) | 1998-05-07 |
| JP3260295B2 (ja) | 2002-02-25 |
| SE519812C2 (sv) | 2003-04-15 |
| DE19720019A1 (de) | 1998-05-14 |
| KR100217416B1 (ko) | 1999-09-01 |
| SE9701760D0 (sv) | 1997-05-13 |
| KR970031238A (ko) | 1997-06-26 |
| DE19720019B4 (de) | 2006-04-06 |
| SE9701760L (sv) | 1998-05-05 |
| FI972005A (sv) | 1998-05-05 |
| FI972005A0 (sv) | 1997-05-12 |
| GB2318938A (en) | 1998-05-06 |
| NL1006031A1 (nl) | 1998-05-08 |
| JPH10190361A (ja) | 1998-07-21 |
| FR2755551B1 (fr) | 2001-09-07 |
| GB2318938B (en) | 1999-07-28 |
| GB9709622D0 (en) | 1997-07-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| AD1A | A request for search or an international type search has been filed | ||
| RD2N | Patents in respect of which a decision has been taken or a report has been made (novelty report) |
Effective date: 19990415 |
|
| PD2B | A search report has been drawn up | ||
| MM | Lapsed because of non-payment of the annual fee |
Effective date: 20150601 |