CN104020812B - 包络跟踪系统和校准包络跟踪功率放大器供给电压的方法 - Google Patents
包络跟踪系统和校准包络跟踪功率放大器供给电压的方法 Download PDFInfo
- Publication number
- CN104020812B CN104020812B CN201410071592.6A CN201410071592A CN104020812B CN 104020812 B CN104020812 B CN 104020812B CN 201410071592 A CN201410071592 A CN 201410071592A CN 104020812 B CN104020812 B CN 104020812B
- Authority
- CN
- China
- Prior art keywords
- power amplifier
- supply voltage
- power
- calibrated
- values
- 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.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 47
- 238000010295 mobile communication Methods 0.000 claims description 13
- 230000004044 response Effects 0.000 claims description 4
- HEZMWWAKWCSUCB-PHDIDXHHSA-N (3R,4R)-3,4-dihydroxycyclohexa-1,5-diene-1-carboxylic acid Chemical compound O[C@@H]1C=CC(C(O)=O)=C[C@H]1O HEZMWWAKWCSUCB-PHDIDXHHSA-N 0.000 claims 2
- 230000006870 function Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- 238000012546 transfer Methods 0.000 description 7
- 238000013461 design Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 3
- 238000004590 computer program Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000001052 transient effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000012545 processing Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000007704 transition Effects 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
- H03F3/24—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
-
- 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
- H03F1/0211—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the supply voltage or current
- H03F1/0244—Stepped control
- H03F1/025—Stepped control by using a signal derived from the input signal
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/336—A I/Q, i.e. phase quadrature, modulator or demodulator being used in an amplifying circuit
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
- H03G3/3042—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Abstract
Description
Claims (20)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13/779,843 US8737940B1 (en) | 2013-02-28 | 2013-02-28 | Envelope tracking system and method for calibrating a supply voltage of an envelope tracking power amplifier |
| US13/779,843 | 2013-02-28 | ||
| US13/779843 | 2013-02-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104020812A CN104020812A (zh) | 2014-09-03 |
| CN104020812B true CN104020812B (zh) | 2016-02-03 |
Family
ID=50736550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410071592.6A Expired - Fee Related CN104020812B (zh) | 2013-02-28 | 2014-02-28 | 包络跟踪系统和校准包络跟踪功率放大器供给电压的方法 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US8737940B1 (zh) |
| KR (1) | KR101618429B1 (zh) |
| CN (1) | CN104020812B (zh) |
| DE (1) | DE102014101618A1 (zh) |
| TW (1) | TWI527363B (zh) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9094067B2 (en) * | 2012-09-12 | 2015-07-28 | Mediatek Singapore Pte. Ltd. | Method and apparatus for calibrating an envelope tracking system |
| US8909180B1 (en) * | 2013-06-26 | 2014-12-09 | Motorola Solutions, Inc. | Method and apparatus for power supply modulation of a radio frequency signal |
| KR20160027302A (ko) * | 2014-08-28 | 2016-03-10 | 한국전자통신연구원 | 반송파 집성과 포락선 추적을 지원하는 rf 송신기 |
| US9780730B2 (en) | 2014-09-19 | 2017-10-03 | Mitsubishi Electric Research Laboratories, Inc. | Wideband self-envelope tracking RF power amplifier |
| US9838058B2 (en) | 2015-02-15 | 2017-12-05 | Skyworks Solutions, Inc. | Power amplification system with variable supply voltage |
| EP3070842A1 (en) | 2015-03-17 | 2016-09-21 | Nokia Technologies OY | Method and apparatus for supplying power to an amplifier |
| US9924480B2 (en) | 2015-07-24 | 2018-03-20 | Samsung Electronics Co., Ltd | Apparatus and method for calibrating delay between signal paths |
| DE102016107419A1 (de) * | 2016-04-21 | 2017-10-26 | Beckhoff Automation Gmbh | Konzept zum Speichern von Energie |
| US9912306B1 (en) * | 2016-08-12 | 2018-03-06 | Mediatek Inc. | Power supply circuit of wireless mobile device |
| US10454423B1 (en) * | 2018-04-12 | 2019-10-22 | Apple Inc. | Techniques for improving cellular current consumption |
| CN112636701B (zh) * | 2020-12-03 | 2024-10-15 | 江苏科大亨芯半导体技术有限公司 | 一种功率放大器校准方法 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20060032287A (ko) * | 2004-10-12 | 2006-04-17 | 주식회사 팬택 | 이동통신 단말기에서의 알에프 송신 전력 보상 장치 및 방법 |
| CN101233681A (zh) * | 2005-07-27 | 2008-07-30 | Nxp股份有限公司 | 具有差分通道延迟补偿的rf发射机 |
| CN102904532A (zh) * | 2011-07-27 | 2013-01-30 | 英特尔移动通信有限责任公司 | 传送电路、调节偏压的方法及适配偏压信息提供的方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI20065783A0 (sv) * | 2006-12-08 | 2006-12-08 | Nokia Corp | Signalfördistorsion i radiosändare |
| JP2009284192A (ja) * | 2008-05-22 | 2009-12-03 | Fujitsu Ltd | 利得温度補償回路 |
| US8624760B2 (en) * | 2011-02-07 | 2014-01-07 | Rf Micro Devices, Inc. | Apparatuses and methods for rate conversion and fractional delay calculation using a coefficient look up table |
| EP2673881B1 (en) | 2011-02-07 | 2019-02-06 | Skyworks Solutions, Inc. | Apparatus and methods for envelope tracking calibration |
| US9019011B2 (en) | 2011-06-01 | 2015-04-28 | Rf Micro Devices, Inc. | Method of power amplifier calibration for an envelope tracking system |
-
2013
- 2013-02-28 US US13/779,843 patent/US8737940B1/en active Active
-
2014
- 2014-01-07 TW TW103100538A patent/TWI527363B/zh not_active IP Right Cessation
- 2014-02-10 DE DE102014101618.1A patent/DE102014101618A1/de not_active Withdrawn
- 2014-02-27 KR KR1020140023686A patent/KR101618429B1/ko not_active Expired - Fee Related
- 2014-02-28 CN CN201410071592.6A patent/CN104020812B/zh not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20060032287A (ko) * | 2004-10-12 | 2006-04-17 | 주식회사 팬택 | 이동통신 단말기에서의 알에프 송신 전력 보상 장치 및 방법 |
| CN101233681A (zh) * | 2005-07-27 | 2008-07-30 | Nxp股份有限公司 | 具有差分通道延迟补偿的rf发射机 |
| CN102904532A (zh) * | 2011-07-27 | 2013-01-30 | 英特尔移动通信有限责任公司 | 传送电路、调节偏压的方法及适配偏压信息提供的方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| US8737940B1 (en) | 2014-05-27 |
| TWI527363B (zh) | 2016-03-21 |
| KR20140108167A (ko) | 2014-09-05 |
| TW201503577A (zh) | 2015-01-16 |
| DE102014101618A1 (de) | 2014-08-28 |
| KR101618429B1 (ko) | 2016-05-04 |
| CN104020812A (zh) | 2014-09-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Neubiberg, Germany Patentee after: Intel Mobile Communications GmbH Address before: Neubiberg, Germany Patentee before: Intel Mobile Communications GmbH |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200708 Address after: California, USA Patentee after: Apple Inc. Address before: California, USA Patentee before: INTEL Corp. Effective date of registration: 20200708 Address after: California, USA Patentee after: INTEL Corp. Address before: Neubiberg, Germany Patentee before: Intel Mobile Communications GmbH |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160203 |