CN101573864A - 高效数字功率放大器 - Google Patents
高效数字功率放大器 Download PDFInfo
- Publication number
- CN101573864A CN101573864A CNA2007800489302A CN200780048930A CN101573864A CN 101573864 A CN101573864 A CN 101573864A CN A2007800489302 A CNA2007800489302 A CN A2007800489302A CN 200780048930 A CN200780048930 A CN 200780048930A CN 101573864 A CN101573864 A CN 101573864A
- Authority
- CN
- China
- Prior art keywords
- transistor
- digital
- power amplifier
- power
- predrive
- 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.)
- Granted
Links
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 claims abstract description 15
- 238000004891 communication Methods 0.000 claims description 24
- 238000005086 pumping Methods 0.000 claims description 12
- 230000003321 amplification Effects 0.000 claims description 10
- 239000013078 crystal Substances 0.000 claims description 10
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 5
- 239000010752 BS 2869 Class D Substances 0.000 abstract 1
- 230000000750 progressive effect Effects 0.000 abstract 1
- 238000004513 sizing Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 13
- 230000006870 function Effects 0.000 description 8
- 238000004804 winding Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 229910002601 GaN Inorganic materials 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000005284 excitation Effects 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 238000004590 computer program Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000003071 parasitic effect Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 102100036285 25-hydroxyvitamin D-1 alpha hydroxylase, mitochondrial Human genes 0.000 description 1
- 101000875403 Homo sapiens 25-hydroxyvitamin D-1 alpha hydroxylase, mitochondrial Proteins 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000295 complement effect Effects 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
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000013468 resource allocation Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Classifications
-
- 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
- H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
- H03F3/193—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only with field-effect devices
-
- 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
- H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
- H03F3/217—Class D power amplifiers; Switching amplifiers
- H03F3/2173—Class D power amplifiers; Switching amplifiers of the bridge type
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential 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 |
---|---|---|---|
US86341206P | 2006-10-30 | 2006-10-30 | |
US60/863,412 | 2006-10-30 | ||
PCT/US2007/023022 WO2008054797A2 (en) | 2006-10-30 | 2007-10-30 | High efficiency digital power amplifier |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101573864A true CN101573864A (zh) | 2009-11-04 |
CN101573864B CN101573864B (zh) | 2012-04-04 |
Family
ID=39344911
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007800489302A Active CN101573864B (zh) | 2006-10-30 | 2007-10-30 | 高效数字功率放大器 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7573330B2 (zh) |
EP (1) | EP2100372A2 (zh) |
CN (1) | CN101573864B (zh) |
WO (1) | WO2008054797A2 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104935278A (zh) * | 2015-07-01 | 2015-09-23 | 东南大学 | 氮化镓基低漏电流固支梁开关乙类推挽功率放大器及制备 |
CN113810023A (zh) * | 2021-08-31 | 2021-12-17 | 电子科技大学 | 一种数字功率发射芯片的阻抗调制系统及方法 |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2602930B1 (en) * | 2010-08-03 | 2018-05-23 | Nec Corporation | Transmitter and method for controlling same |
US9397621B2 (en) * | 2014-07-30 | 2016-07-19 | Eridan Communications, Inc. | Limiting driver for switch-mode power amplifier |
DE102015205714A1 (de) | 2015-03-30 | 2016-10-06 | Siemens Aktiengesellschaft | Sendeverstärker zum Verstärken eines Signals in einem drahtlosen Übertragungssystem |
US9806678B2 (en) * | 2015-06-29 | 2017-10-31 | Eridan Communications, Inc. | Bootstrap class-D wideband RF power amplifier |
CN104953969B (zh) * | 2015-07-01 | 2017-09-15 | 东南大学 | 氮化镓基低漏电流固支梁开关差分放大器 |
US20170019069A1 (en) * | 2015-07-16 | 2017-01-19 | Eridan Communications, Inc. | High-Speed, High-Voltage GaN-Based Operational Amplifier |
US20180307789A1 (en) * | 2016-07-12 | 2018-10-25 | University Of Electronic Science And Technology | STATISTICAL ANALYSIS METHOD FOR TECHNOLOGICAL PARAMETERS OF GaN DEVICES BASED ON LARGE-SIGNAL EQUIVALENT CIRCUIT MODEL |
US10680563B2 (en) | 2017-05-23 | 2020-06-09 | Eridan Communications, Inc. | Low wideband noise multi-stage switch-mode power amplifier |
CN108390650B (zh) * | 2018-02-07 | 2023-07-04 | 南京中感微电子有限公司 | 低功耗功率放大电路及无线发射机 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5023566A (en) * | 1989-12-21 | 1991-06-11 | General Electric Company | Driver for a high efficiency, high frequency Class-D power amplifier |
US5814953A (en) * | 1995-12-18 | 1998-09-29 | Thomson Consumer Electronics, Inc. | Power amplifier predriver stage |
US5838193A (en) * | 1996-11-26 | 1998-11-17 | Motorola, Inc. | Time-delay compensating wideband class-s modulator and method therefor |
US5903188A (en) * | 1998-02-17 | 1999-05-11 | Harris Corporation | Modulator having improved discharging unwanted capacitance |
US7068097B2 (en) * | 2003-12-18 | 2006-06-27 | The Boeing Company | High frequency high power H-bridge power amplifier |
US7068104B2 (en) * | 2004-07-08 | 2006-06-27 | Amalfi Semiconductor, Inc. | Power amplifier utilizing high breakdown voltage circuit topology |
US7116168B2 (en) * | 2004-12-01 | 2006-10-03 | Creative Technology Ltd | Power multiplier system and method |
US7312654B2 (en) * | 2005-12-20 | 2007-12-25 | Freescale Semiconductor, Inc. | Quiet power up and power down of a digital audio amplifier |
US7456685B2 (en) * | 2006-03-07 | 2008-11-25 | Monolithic Power Systems, Inc. | Class D audio amplifier with PWM and feedback |
-
2007
- 2007-10-30 CN CN2007800489302A patent/CN101573864B/zh active Active
- 2007-10-30 WO PCT/US2007/023022 patent/WO2008054797A2/en active Application Filing
- 2007-10-30 EP EP07853050A patent/EP2100372A2/en not_active Withdrawn
- 2007-10-30 US US11/981,780 patent/US7573330B2/en active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104935278A (zh) * | 2015-07-01 | 2015-09-23 | 东南大学 | 氮化镓基低漏电流固支梁开关乙类推挽功率放大器及制备 |
CN104935278B (zh) * | 2015-07-01 | 2017-09-15 | 东南大学 | 氮化镓基低漏电流固支梁开关乙类推挽功率放大器及制备 |
CN113810023A (zh) * | 2021-08-31 | 2021-12-17 | 电子科技大学 | 一种数字功率发射芯片的阻抗调制系统及方法 |
CN113810023B (zh) * | 2021-08-31 | 2023-05-09 | 电子科技大学 | 一种数字功率发射芯片的阻抗调制系统及方法 |
Also Published As
Publication number | Publication date |
---|---|
US20080129382A1 (en) | 2008-06-05 |
WO2008054797A2 (en) | 2008-05-08 |
WO2008054797A9 (en) | 2008-06-19 |
CN101573864B (zh) | 2012-04-04 |
US7573330B2 (en) | 2009-08-11 |
EP2100372A2 (en) | 2009-09-16 |
WO2008054797A3 (en) | 2008-08-07 |
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Legal Events
Date | Code | Title | Description |
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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 | ||
ASS | Succession or assignment of patent right |
Owner name: YANXING BIDEKE CO., LTD. Free format text: FORMER OWNER: NORTEL NETWORKS LTD (CA) Effective date: 20130719 Owner name: APPLE COMPUTER, INC. Free format text: FORMER OWNER: YANXING BIDEKE CO., LTD. Effective date: 20130719 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20130719 Address after: American California Patentee after: APPLE Inc. Address before: American New York Patentee before: NORTEL NETWORKS LTD. Effective date of registration: 20130719 Address after: American New York Patentee after: NORTEL NETWORKS LTD. Address before: Quebec Patentee before: NORTEL NETWORKS Ltd. |