CA2880734A1 - Extended bandwidth digital doherty transmitter - Google Patents
Extended bandwidth digital doherty transmitter Download PDFInfo
- Publication number
- CA2880734A1 CA2880734A1 CA2880734A CA2880734A CA2880734A1 CA 2880734 A1 CA2880734 A1 CA 2880734A1 CA 2880734 A CA2880734 A CA 2880734A CA 2880734 A CA2880734 A CA 2880734A CA 2880734 A1 CA2880734 A1 CA 2880734A1
- Authority
- CA
- Canada
- Prior art keywords
- signal
- input
- block
- digital
- output
- 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
- 230000003321 amplification Effects 0.000 claims abstract description 48
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 48
- 238000012545 processing Methods 0.000 claims abstract description 29
- 238000006243 chemical reaction Methods 0.000 claims abstract description 23
- 230000003044 adaptive effect Effects 0.000 claims abstract description 14
- 238000013461 design Methods 0.000 claims description 11
- 238000004891 communication Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000003750 conditioning effect Effects 0.000 claims 4
- 238000010586 diagram Methods 0.000 description 12
- 230000004044 response Effects 0.000 description 11
- 230000007246 mechanism Effects 0.000 description 6
- 238000001228 spectrum Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- HIHOWBSBBDRPDW-PTHRTHQKSA-N [(3s,8s,9s,10r,13r,14s,17r)-10,13-dimethyl-17-[(2r)-6-methylheptan-2-yl]-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1h-cyclopenta[a]phenanthren-3-yl] n-[2-(dimethylamino)ethyl]carbamate Chemical compound C1C=C2C[C@@H](OC(=O)NCCN(C)C)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2 HIHOWBSBBDRPDW-PTHRTHQKSA-N 0.000 description 2
- 238000012512 characterization method Methods 0.000 description 2
- 230000001066 destructive effect Effects 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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
- H04B1/02—Transmitters
- H04B1/04—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
- H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
- H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
- H03F1/0288—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers using a main and one or several auxiliary peaking amplifiers whereby the load is connected to the main amplifier using an impedance inverter, e.g. Doherty 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
-
- 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
- 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
- H03F3/24—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
-
- 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
- H04B1/02—Transmitters
- H04B1/04—Circuits
- H04B1/0475—Circuits with means for limiting noise, interference or distortion
-
- 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
- H04B1/02—Transmitters
- H04B1/04—Circuits
- H04B1/0483—Transmitters with multiple parallel paths
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
- H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
- H04L27/36—Modulator circuits; Transmitter circuits
- H04L27/366—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator
- H04L27/367—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator using predistortion
- H04L27/368—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator using predistortion adaptive predistortion
-
- 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
- H04B1/02—Transmitters
- H04B1/04—Circuits
- H04B2001/0408—Circuits with power amplifiers
- H04B2001/0425—Circuits with power amplifiers with linearisation using predistortion
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2614—Peak power aspects
- H04L27/2623—Reduction thereof by clipping
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/563,621 US8837629B2 (en) | 2011-05-11 | 2012-07-31 | Extended bandwidth digital Doherty transmitter |
US13/563,621 | 2012-07-31 | ||
PCT/CA2013/000678 WO2014019071A1 (en) | 2012-07-31 | 2013-07-31 | Extended bandwidth digital doherty transmitter |
Publications (1)
Publication Number | Publication Date |
---|---|
CA2880734A1 true CA2880734A1 (en) | 2014-02-06 |
Family
ID=50027020
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2880734A Pending CA2880734A1 (en) | 2012-07-31 | 2013-07-31 | Extended bandwidth digital doherty transmitter |
Country Status (5)
Country | Link |
---|---|
CN (1) | CN104704747B (zh) |
CA (1) | CA2880734A1 (zh) |
HK (1) | HK1211391A1 (zh) |
SE (1) | SE541265C2 (zh) |
WO (1) | WO2014019071A1 (zh) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11233483B2 (en) | 2017-02-02 | 2022-01-25 | Macom Technology Solutions Holdings, Inc. | 90-degree lumped and distributed Doherty impedance inverter |
US11050389B2 (en) | 2017-04-24 | 2021-06-29 | Macom Technology Solutions Holdings, Inc. | Inverted Doherty power amplifier with large RF and instantaneous bandwidths |
US11159125B2 (en) | 2017-04-24 | 2021-10-26 | Macom Technology Solutions Holdings, Inc. | Inverted Doherty power amplifier with large RF fractional and instantaneous bandwidths |
CN110785927B (zh) | 2017-04-24 | 2024-03-08 | 麦克姆技术解决方案控股有限公司 | 效率提高的对称多尔蒂功率放大器 |
FR3070100A1 (fr) * | 2017-08-14 | 2019-02-15 | Macom Technology Solutions Holdings, Inc. | Architecture d'amplificateur de puissance sans modulation, a large bande et a haut rendement |
CN109586677B (zh) * | 2017-09-29 | 2020-12-25 | 华为技术有限公司 | 信号处理装置、多输入功率放大系统及相关方法 |
EP3692631A1 (en) | 2017-10-02 | 2020-08-12 | MACOM Technology Solutions Holdings, Inc. | No-load-modulation, high-efficiency power amplifier |
US10454427B2 (en) * | 2017-11-01 | 2019-10-22 | Mitsubishi Electric Research Laboratories, Inc. | Power amplifier system and learning-based autotuning method thereof |
CN109905092B (zh) * | 2017-12-11 | 2022-02-25 | 华为技术有限公司 | 一种功率放大装置及信号处理方法 |
CN111566940B (zh) * | 2017-12-22 | 2021-08-13 | 华为技术有限公司 | 一种信号处理电路、射频信号发射机和通信设备 |
WO2020072898A1 (en) | 2018-10-05 | 2020-04-09 | Macom Technology Solutions Holdings, Inc. | Low-load-modulation power amplifier |
US10868500B1 (en) * | 2019-10-29 | 2020-12-15 | Nxp Usa, Inc. | Doherty amplifier with complex combining load matching circuit |
WO2021137951A1 (en) | 2019-12-30 | 2021-07-08 | Macom Technology Solutions Holdings, Inc. | Low-load-modulation broadband amplifier |
US12028022B2 (en) | 2020-12-10 | 2024-07-02 | Macom Technology Solutions Holdings, Inc. | Hybrid power amplifier with GaN-on-Si and GaN-on-SiC circuits |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7541866B2 (en) * | 2006-09-29 | 2009-06-02 | Nortel Networks Limited | Enhanced doherty amplifier with asymmetrical semiconductors |
US20080111622A1 (en) * | 2006-11-14 | 2008-05-15 | Roland Sperlich | Hybrid Doherty Amplifier System and Method |
KR20080065042A (ko) * | 2007-01-08 | 2008-07-11 | 삼성전자주식회사 | 도허티 전력 증폭기를 위한 디지털 전치 왜곡 선형화기 |
EP2132872B1 (en) * | 2007-03-30 | 2018-11-28 | Apple Inc. | Amplifier pre-distortion systems and methods |
US8180303B2 (en) * | 2008-05-28 | 2012-05-15 | Hollinworth Fund, L.L.C. | Power amplifier architectures |
US7619468B1 (en) * | 2008-09-30 | 2009-11-17 | Nortel Networks Limited | Doherty amplifier with drain bias supply modulation |
EP2475094A1 (en) * | 2011-01-07 | 2012-07-11 | Alcatel Lucent | Doherty amplifier |
-
2013
- 2013-07-31 WO PCT/CA2013/000678 patent/WO2014019071A1/en active Application Filing
- 2013-07-31 SE SE1550180A patent/SE541265C2/en unknown
- 2013-07-31 CN CN201380051036.6A patent/CN104704747B/zh not_active Expired - Fee Related
- 2013-07-31 CA CA2880734A patent/CA2880734A1/en active Pending
-
2015
- 2015-12-09 HK HK15112168.4A patent/HK1211391A1/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
HK1211391A1 (zh) | 2016-05-20 |
WO2014019071A1 (en) | 2014-02-06 |
SE541265C2 (en) | 2019-05-28 |
CN104704747B (zh) | 2017-08-25 |
CN104704747A (zh) | 2015-06-10 |
SE1550180A1 (sv) | 2015-02-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request |
Effective date: 20190610 |
|
EEER | Examination request |
Effective date: 20190610 |
|
EEER | Examination request |
Effective date: 20190610 |
|
EEER | Examination request |
Effective date: 20190610 |
|
EEER | Examination request |
Effective date: 20190610 |
|
EEER | Examination request |
Effective date: 20190610 |
|
EEER | Examination request |
Effective date: 20190610 |
|
EEER | Examination request |
Effective date: 20190610 |
|
EEER | Examination request |
Effective date: 20190610 |