CN107438952B - 用于具有主动反馈的基带滤波器的线性化方案 - Google Patents
用于具有主动反馈的基带滤波器的线性化方案 Download PDFInfo
- Publication number
- CN107438952B CN107438952B CN201680019379.8A CN201680019379A CN107438952B CN 107438952 B CN107438952 B CN 107438952B CN 201680019379 A CN201680019379 A CN 201680019379A CN 107438952 B CN107438952 B CN 107438952B
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- Prior art keywords
- transistor
- current signal
- resistor
- node
- signal
- Prior art date
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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
- H04B1/0003—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain
- H04B1/0028—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain wherein the AD/DA conversion occurs at baseband stage
- H04B1/0035—Channel filtering, i.e. selecting a frequency channel within a software radio system
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/02—Details
- H03C3/08—Modifications of modulator to linearise modulation, e.g. by feedback, and clearly applicable to more than one type of modulator
-
- 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
- H03F1/3205—Modifications of amplifiers to reduce non-linear distortion in field-effect transistor amplifiers
-
- 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
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H11/00—Networks using active elements
- H03H11/02—Multiple-port networks
- H03H11/04—Frequency selective two-port networks
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H11/00—Networks using active elements
- H03H11/02—Multiple-port networks
- H03H11/04—Frequency selective two-port networks
- H03H11/12—Frequency selective two-port networks using amplifiers with feedback
-
- 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
- H04B1/0003—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain
- H04B1/0028—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain wherein the AD/DA conversion occurs at baseband stage
- H04B1/0042—Digital filtering
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/129—Indexing scheme relating to amplifiers there being a feedback over the complete amplifier
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/165—A filter circuit coupled to the input of an amplifier
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/451—Indexing scheme relating to amplifiers the amplifier being a radio frequency amplifier
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/456—A scaled replica of a transistor being present in an amplifier
-
- 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
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/30—Circuits for homodyne or synchrodyne receivers
-
- 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
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/30—Circuits for homodyne or synchrodyne receivers
- H04B2001/307—Circuits for homodyne or synchrodyne receivers using n-port mixer
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Amplifiers (AREA)
- Networks Using Active Elements (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201562141685P | 2015-04-01 | 2015-04-01 | |
| US62/141,685 | 2015-04-01 | ||
| US14/806,334 | 2015-07-22 | ||
| US14/806,334 US9608569B2 (en) | 2015-04-01 | 2015-07-22 | Linearizing scheme for baseband filter with active feedback |
| PCT/US2016/021369 WO2016160287A1 (en) | 2015-04-01 | 2016-03-08 | Linearizing scheme for baseband filter with active feedback |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107438952A CN107438952A (zh) | 2017-12-05 |
| CN107438952B true CN107438952B (zh) | 2019-08-23 |
Family
ID=55650696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680019379.8A Active CN107438952B (zh) | 2015-04-01 | 2016-03-08 | 用于具有主动反馈的基带滤波器的线性化方案 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US9608569B2 (enExample) |
| EP (1) | EP3278453A1 (enExample) |
| JP (1) | JP6661659B2 (enExample) |
| KR (1) | KR20170133365A (enExample) |
| CN (1) | CN107438952B (enExample) |
| WO (1) | WO2016160287A1 (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10566930B2 (en) * | 2017-04-27 | 2020-02-18 | Silicon Laboratories Inc. | Dynamically controlling a negative impedance of a voltage controlled oscillator |
| US11901921B2 (en) * | 2020-11-02 | 2024-02-13 | Nokia Solutions And Networks Oy | Radio apparatus |
| US12249965B2 (en) * | 2022-06-21 | 2025-03-11 | Qualcomm Incorporated | Front-end circuitry with amplifier protection |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4462001A (en) * | 1982-02-22 | 1984-07-24 | Canadian Patents & Development Limited | Baseband linearizer for wideband, high power, nonlinear amplifiers |
| CN101268612A (zh) * | 2005-09-23 | 2008-09-17 | 格罗纳乌有限公司 | 滤波器电路 |
| CN103227653A (zh) * | 2012-01-20 | 2013-07-31 | 联发科技股份有限公司 | 接收器 |
| CN103684285A (zh) * | 2012-09-14 | 2014-03-26 | 美国频顺通讯科技公司 | 用于具有高papr的信号的高效率和高线性自适应功率放大器 |
| CN103780223A (zh) * | 2014-01-23 | 2014-05-07 | 西安电子科技大学 | 中心频率线性可调的窄带滤波器 |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4340868A (en) * | 1980-05-12 | 1982-07-20 | Motorola, Inc. | Current mode biquadratic active filter |
| US4540952A (en) * | 1981-09-08 | 1985-09-10 | At&T Bell Laboratories | Nonintegrating receiver |
| JP3166681B2 (ja) * | 1997-10-31 | 2001-05-14 | ヤマハ株式会社 | アクティブフィルタおよびアクティブフィルタ用集積回路 |
| JP2001339275A (ja) * | 2000-05-29 | 2001-12-07 | Oki Electric Ind Co Ltd | フィルタ回路とこれを用いた検波回路 |
| US6433528B1 (en) * | 2000-12-20 | 2002-08-13 | Texas Instruments Incorporated | High impedance mirror scheme with enhanced compliance voltage |
| JP4658623B2 (ja) * | 2005-01-20 | 2011-03-23 | ローム株式会社 | 定電流回路、それを用いた電源装置および発光装置 |
| US7504814B2 (en) * | 2006-09-18 | 2009-03-17 | Analog Integrations Corporation | Current generating apparatus and feedback-controlled system utilizing the current generating apparatus |
| US8093952B2 (en) * | 2006-12-29 | 2012-01-10 | Broadcom Corporation | Method and system for precise current matching in deep sub-micron technology |
| US8219049B2 (en) * | 2008-03-31 | 2012-07-10 | Javelin Semiconductor, Inc. | Generating a process and temperature tracking bias voltage |
| KR20110115138A (ko) * | 2009-01-19 | 2011-10-20 | 스카이워크스 솔루션즈, 인코포레이티드 | 프로그래머블 송신 연속-시간 필터 |
| US8120417B2 (en) | 2009-07-20 | 2012-02-21 | Texas Instruments Incorporated | Transfer-function control in an active filter |
| WO2012029078A2 (en) | 2010-09-02 | 2012-03-08 | The Secretary, Department Of Information Technology (Dit) | Low distortion filters |
| US8995936B2 (en) | 2011-11-14 | 2015-03-31 | Ethertronics, Inc. | Communication system with band, mode, impedance and linearization self-adjustment |
| US8918070B2 (en) | 2012-05-04 | 2014-12-23 | Analog Devices, Inc. | Frequency tuning for LC circuits |
| CN103828244B (zh) | 2012-06-21 | 2016-03-02 | 华为技术有限公司 | 超外差式接收器及接收方法 |
| US9603187B2 (en) | 2012-11-14 | 2017-03-21 | Qualcomm Incorporated | Omni-band amplifiers |
| US9362870B2 (en) * | 2013-08-01 | 2016-06-07 | Skyworks Solutions, Inc. | Apparatus and methods for biasing power amplifiers |
-
2015
- 2015-07-22 US US14/806,334 patent/US9608569B2/en active Active
-
2016
- 2016-03-08 KR KR1020177027887A patent/KR20170133365A/ko not_active Withdrawn
- 2016-03-08 JP JP2017551122A patent/JP6661659B2/ja not_active Expired - Fee Related
- 2016-03-08 EP EP16714098.7A patent/EP3278453A1/en not_active Withdrawn
- 2016-03-08 WO PCT/US2016/021369 patent/WO2016160287A1/en not_active Ceased
- 2016-03-08 CN CN201680019379.8A patent/CN107438952B/zh active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4462001A (en) * | 1982-02-22 | 1984-07-24 | Canadian Patents & Development Limited | Baseband linearizer for wideband, high power, nonlinear amplifiers |
| CN101268612A (zh) * | 2005-09-23 | 2008-09-17 | 格罗纳乌有限公司 | 滤波器电路 |
| CN103227653A (zh) * | 2012-01-20 | 2013-07-31 | 联发科技股份有限公司 | 接收器 |
| CN103684285A (zh) * | 2012-09-14 | 2014-03-26 | 美国频顺通讯科技公司 | 用于具有高papr的信号的高效率和高线性自适应功率放大器 |
| CN103780223A (zh) * | 2014-01-23 | 2014-05-07 | 西安电子科技大学 | 中心频率线性可调的窄带滤波器 |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016160287A1 (en) | 2016-10-06 |
| JP2018510585A (ja) | 2018-04-12 |
| JP6661659B2 (ja) | 2020-03-11 |
| CN107438952A (zh) | 2017-12-05 |
| KR20170133365A (ko) | 2017-12-05 |
| US20160294327A1 (en) | 2016-10-06 |
| EP3278453A1 (en) | 2018-02-07 |
| US9608569B2 (en) | 2017-03-28 |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |