CN104753483A - 功率放大器及其增益衰减电路 - Google Patents
功率放大器及其增益衰减电路 Download PDFInfo
- Publication number
- CN104753483A CN104753483A CN201310746807.5A CN201310746807A CN104753483A CN 104753483 A CN104753483 A CN 104753483A CN 201310746807 A CN201310746807 A CN 201310746807A CN 104753483 A CN104753483 A CN 104753483A
- Authority
- CN
- China
- Prior art keywords
- power tube
- gain
- input signal
- power
- signal
- 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
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims description 2
- 230000003321 amplification Effects 0.000 abstract description 5
- 238000003199 nucleic acid amplification method Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
Classifications
-
- 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
- Amplifiers (AREA)
Abstract
Description
Claims (10)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310746807.5A CN104753483B (zh) | 2013-12-30 | 2013-12-30 | 功率放大器及其增益衰减电路 |
PCT/CN2014/093423 WO2015101145A1 (zh) | 2013-12-30 | 2014-12-10 | 功率放大器及其增益衰减电路 |
US15/139,087 US9595933B2 (en) | 2013-12-30 | 2016-04-26 | Power amplifier device and circuits |
US15/418,748 US9887679B2 (en) | 2013-12-30 | 2017-01-29 | Power amplifier and gain switching circuit thereof |
US15/853,835 US10044334B2 (en) | 2013-12-30 | 2017-12-24 | Power amplifier and gain reduction circuit thereof |
US15/853,950 US9973164B1 (en) | 2013-12-30 | 2017-12-25 | Power amplifier output power control circuit |
US15/854,738 US10044335B2 (en) | 2013-12-30 | 2017-12-26 | Multi-mode multi-frequency power amplifier |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310746807.5A CN104753483B (zh) | 2013-12-30 | 2013-12-30 | 功率放大器及其增益衰减电路 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104753483A true CN104753483A (zh) | 2015-07-01 |
CN104753483B CN104753483B (zh) | 2018-07-06 |
Family
ID=53493168
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310746807.5A Active CN104753483B (zh) | 2013-12-30 | 2013-12-30 | 功率放大器及其增益衰减电路 |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN104753483B (zh) |
WO (1) | WO2015101145A1 (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106374850A (zh) * | 2015-07-24 | 2017-02-01 | 江苏林洋能源股份有限公司 | 一种压控连续可调衰减电路 |
CN106788298A (zh) * | 2015-11-20 | 2017-05-31 | 厦门宇臻集成电路科技有限公司 | 一种功率放大电器增益切换电路 |
CN110635815A (zh) * | 2019-09-09 | 2019-12-31 | 云南康木信科技有限责任公司 | 一种用于中短波接收机前级射频输入端自动衰减控制的电路 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6683511B2 (en) * | 2001-08-30 | 2004-01-27 | Zarlink Semiconductor Limited | Controllable attenuator |
CN1665127A (zh) * | 2004-03-03 | 2005-09-07 | 恩益禧电子股份有限公司 | 可变电容电路以及包含该可变电容电路的集成电路 |
CN101106356A (zh) * | 2007-08-01 | 2008-01-16 | 锐迪科无线通信技术(上海)有限公司 | 功率放大器电路以及其初始化方法和功率放大方法 |
CN101394151A (zh) * | 2008-10-14 | 2009-03-25 | 福建先创电子有限公司 | 功率放大器自动增益补偿与线性控制方法及装置 |
CN202652152U (zh) * | 2012-05-15 | 2013-01-02 | 无锡中科微电子工业技术研究院有限责任公司 | 一种输出功率可调节的射频功率放大器电路 |
US20130127540A1 (en) * | 2011-11-22 | 2013-05-23 | Samsung Electro-Mechanics Co., Ltd. | Power amplifier |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101784142B (zh) * | 2009-01-19 | 2013-04-24 | 原景科技股份有限公司 | 高调光频率的发光二极管电路 |
CN101847973B (zh) * | 2010-05-26 | 2012-12-26 | 深圳市力合微电子有限公司 | 用于电力线载波通信系统接收端的自动增益控制电路 |
-
2013
- 2013-12-30 CN CN201310746807.5A patent/CN104753483B/zh active Active
-
2014
- 2014-12-10 WO PCT/CN2014/093423 patent/WO2015101145A1/zh active Application Filing
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6683511B2 (en) * | 2001-08-30 | 2004-01-27 | Zarlink Semiconductor Limited | Controllable attenuator |
CN1665127A (zh) * | 2004-03-03 | 2005-09-07 | 恩益禧电子股份有限公司 | 可变电容电路以及包含该可变电容电路的集成电路 |
CN101106356A (zh) * | 2007-08-01 | 2008-01-16 | 锐迪科无线通信技术(上海)有限公司 | 功率放大器电路以及其初始化方法和功率放大方法 |
CN101394151A (zh) * | 2008-10-14 | 2009-03-25 | 福建先创电子有限公司 | 功率放大器自动增益补偿与线性控制方法及装置 |
US20130127540A1 (en) * | 2011-11-22 | 2013-05-23 | Samsung Electro-Mechanics Co., Ltd. | Power amplifier |
CN202652152U (zh) * | 2012-05-15 | 2013-01-02 | 无锡中科微电子工业技术研究院有限责任公司 | 一种输出功率可调节的射频功率放大器电路 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106374850A (zh) * | 2015-07-24 | 2017-02-01 | 江苏林洋能源股份有限公司 | 一种压控连续可调衰减电路 |
CN106374850B (zh) * | 2015-07-24 | 2019-05-07 | 江苏林洋能源股份有限公司 | 一种压控连续可调衰减电路 |
CN106788298A (zh) * | 2015-11-20 | 2017-05-31 | 厦门宇臻集成电路科技有限公司 | 一种功率放大电器增益切换电路 |
CN106788298B (zh) * | 2015-11-20 | 2019-03-15 | 厦门宇臻集成电路科技有限公司 | 一种功率放大器增益切换电路 |
CN110635815A (zh) * | 2019-09-09 | 2019-12-31 | 云南康木信科技有限责任公司 | 一种用于中短波接收机前级射频输入端自动衰减控制的电路 |
Also Published As
Publication number | Publication date |
---|---|
CN104753483B (zh) | 2018-07-06 |
WO2015101145A1 (zh) | 2015-07-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN204886405U (zh) | 一种双电源隔离电路 | |
CN104753477A (zh) | 功率放大器及其增益切换电路 | |
CN203352423U (zh) | 一种用于开关电源的开关管驱动放大电路 | |
CN104753483A (zh) | 功率放大器及其增益衰减电路 | |
CN102769729A (zh) | 一种电视机及其音频外放控制电路 | |
CN202757983U (zh) | 电流检测电路及usb接口电路 | |
CN207354224U (zh) | 用于音箱扬声器的功率放大电路 | |
CN103217615A (zh) | 一种输出短路检测电路 | |
CN204967263U (zh) | 隔离电路及双电源供电系统 | |
CN202261772U (zh) | 一种静音失效保护电路 | |
CN205178996U (zh) | 一种音频信号放大电路 | |
CN204425317U (zh) | 一种伺服驱动器的隔离电路 | |
CN205141638U (zh) | 开关电源输出短路断开保护电路 | |
CN101414782B (zh) | 用于pwm开关电源的远程控制关断电路 | |
CN203027246U (zh) | 一种电平转换电路及脉冲输出电路 | |
CN105519270B (zh) | 一种脉宽信号放大电路 | |
CN207150543U (zh) | 一种快速导通mosfet放大电路及功率放大器 | |
CN105262548A (zh) | 光接收电路 | |
CN201509264U (zh) | 具有短路保护功能的lnb供电电路 | |
CN205450857U (zh) | 一种无支路泄漏电流的主动式电流限制电路 | |
CN218103097U (zh) | 一种igbt驱动保护电路 | |
CN103595377A (zh) | 一种三极管开关控制电路 | |
CN204425301U (zh) | 一种伺服驱动器的驱动电路 | |
CN203368409U (zh) | 用于电力载波信号发送端的d类功率放大器 | |
CN203466727U (zh) | 小功率稳压源电路 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20191120 Address after: 518057 Guangdong Province, Nanshan District, Shenzhen City, Guangdong Province, Guangdong Province, Yuehai Street Science and Technology Park, Central District, Science and Technology Zhongsanlu People's Building B Building 3F 318 Patentee after: Shenzhen Fei Xiang Technology Co., Ltd. Address before: 518000 Shenzhen Software Park, Nanshan District hi tech Industrial Park, Guangdong, Shenzhen, 3, 301, 302 Patentee before: National Technology Co., Ltd. |
|
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 518057 1601, building 1, shuimuyifang building, No. 286, Nanguang Road, dawangshan community, Nantou street, Nanshan District, Shenzhen, Guangdong Patentee after: Shenzhen Feiyu Technology Co.,Ltd. Address before: 518057 318, 3F, building B, Guoren building, kejizhong Third Road, Science Park, Yuehai street, Nanshan District, Shenzhen City, Guangdong Province Patentee before: LANSUS TECHNOLOGIES Inc. |