CN105814819A - 用于校准模拟滤波器的方法和系统 - Google Patents
用于校准模拟滤波器的方法和系统 Download PDFInfo
- Publication number
- CN105814819A CN105814819A CN201480066474.4A CN201480066474A CN105814819A CN 105814819 A CN105814819 A CN 105814819A CN 201480066474 A CN201480066474 A CN 201480066474A CN 105814819 A CN105814819 A CN 105814819A
- Authority
- CN
- China
- Prior art keywords
- code
- offset
- capacitor
- pass filter
- low pass
- 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
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
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
- H04B1/12—Neutralising, balancing, or compensation arrangements
- H04B1/123—Neutralising, balancing, or compensation arrangements using adaptive balancing or compensation means
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/01—Frequency selective two-port networks
- H03H7/0153—Electrical filters; Controlling thereof
- H03H7/0161—Bandpass filters
-
- 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
- H03H11/1291—Current or voltage controlled filters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/0082—Monitoring; Testing using service channels; using auxiliary channels
- H04B17/0085—Monitoring; Testing using service channels; using auxiliary channels using test signal generators
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
- H04B17/21—Monitoring; Testing of receivers for calibration; for correcting measurements
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H2210/00—Indexing scheme relating to details of tunable filters
- H03H2210/02—Variable filter component
- H03H2210/025—Capacitor
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H2210/00—Indexing scheme relating to details of tunable filters
- H03H2210/04—Filter calibration method
- H03H2210/046—Master -slave
-
- 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
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Networks Using Active Elements (AREA)
- Analogue/Digital Conversion (AREA)
Abstract
Description
Claims (19)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201361911740P | 2013-12-04 | 2013-12-04 | |
US61/911,740 | 2013-12-04 | ||
PCT/US2014/068545 WO2015085059A1 (en) | 2013-12-04 | 2014-12-04 | Methods and systems for calibrating an analog filter |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105814819A true CN105814819A (zh) | 2016-07-27 |
CN105814819B CN105814819B (zh) | 2019-06-28 |
Family
ID=52232439
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201480066474.4A Expired - Fee Related CN105814819B (zh) | 2013-12-04 | 2014-12-04 | 用于校准模拟滤波器的方法和系统 |
Country Status (4)
Country | Link |
---|---|
US (1) | US9270311B2 (zh) |
EP (1) | EP3078139A1 (zh) |
CN (1) | CN105814819B (zh) |
WO (1) | WO2015085059A1 (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9806745B2 (en) * | 2015-02-10 | 2017-10-31 | Marvell World Trade Ltd. | Systems and methods for low pass filter mismatch calibration |
US11942974B2 (en) * | 2021-07-21 | 2024-03-26 | Pharrowtech Bv | Millimeter wave radio calibration circuit |
WO2024049131A1 (ko) * | 2022-09-02 | 2024-03-07 | 삼성전자주식회사 | 멀티 수신 대역폭 특성화 테이블을 이용한 수신 정확도 향상을 위한 캘리브레이션 시스템 및 방법 |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030206603A1 (en) * | 2002-05-03 | 2003-11-06 | Husted Paul J. | Systems and methods to provide wideband magnitude and phase imbalance calibration and compensation in quadrature receivers |
US20070207760A1 (en) * | 2006-03-02 | 2007-09-06 | Kavadias Spyridon C | Method and system for filter calibration using fractional-N frequency synthesized signals |
CN101326714A (zh) * | 2005-12-15 | 2008-12-17 | 神经网路处理有限公司 | 滤波器的截止频率调整电路 |
CN101529730A (zh) * | 2006-10-18 | 2009-09-09 | 飞思卡尔半导体公司 | 控制模拟滤波器的带宽 |
CN101714876A (zh) * | 2009-11-04 | 2010-05-26 | 清华大学 | 一种滤波器的校正装置及有源rc复数滤波器 |
US20100156525A1 (en) * | 2008-12-18 | 2010-06-24 | Lsi Corporation | Method and System for Tuning Precision Continuous-Time Filters |
CN102130679A (zh) * | 2011-04-12 | 2011-07-20 | 广州润芯信息技术有限公司 | 一种有源rc滤波器带宽校准方法 |
US20120098592A1 (en) * | 2010-10-22 | 2012-04-26 | Global Unichip Corp. | Filter auto-calibration using multi-clock generator |
CN102624348A (zh) * | 2011-01-28 | 2012-08-01 | 瑞萨电子株式会社 | 半导体集成电路及其操作方法 |
US20120303688A1 (en) * | 2011-05-24 | 2012-11-29 | Taiwan Semiconductor Manufacturing Company, Ltd. | Fast Filter Calibration Apparatus |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5065451A (en) * | 1989-06-09 | 1991-11-12 | Amaf Industries, Inc. | System and method of frequency calibration in a linked compression-expansion (lincompex) system |
FR2835667B1 (fr) * | 2002-02-07 | 2006-08-04 | St Microelectronics Sa | Procede de reglage de la frequence de coupure d'un systeme electronique de filtrage, et systeme correspondant |
US7826542B2 (en) * | 2006-12-26 | 2010-11-02 | Semtech Corporation | Channelization filter communication systems and methods therefor |
-
2014
- 2014-12-04 US US14/560,827 patent/US9270311B2/en not_active Expired - Fee Related
- 2014-12-04 EP EP14821009.9A patent/EP3078139A1/en not_active Withdrawn
- 2014-12-04 CN CN201480066474.4A patent/CN105814819B/zh not_active Expired - Fee Related
- 2014-12-04 WO PCT/US2014/068545 patent/WO2015085059A1/en active Application Filing
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030206603A1 (en) * | 2002-05-03 | 2003-11-06 | Husted Paul J. | Systems and methods to provide wideband magnitude and phase imbalance calibration and compensation in quadrature receivers |
CN101326714A (zh) * | 2005-12-15 | 2008-12-17 | 神经网路处理有限公司 | 滤波器的截止频率调整电路 |
US20070207760A1 (en) * | 2006-03-02 | 2007-09-06 | Kavadias Spyridon C | Method and system for filter calibration using fractional-N frequency synthesized signals |
CN101529730A (zh) * | 2006-10-18 | 2009-09-09 | 飞思卡尔半导体公司 | 控制模拟滤波器的带宽 |
US20100156525A1 (en) * | 2008-12-18 | 2010-06-24 | Lsi Corporation | Method and System for Tuning Precision Continuous-Time Filters |
CN101714876A (zh) * | 2009-11-04 | 2010-05-26 | 清华大学 | 一种滤波器的校正装置及有源rc复数滤波器 |
US20120098592A1 (en) * | 2010-10-22 | 2012-04-26 | Global Unichip Corp. | Filter auto-calibration using multi-clock generator |
CN102624348A (zh) * | 2011-01-28 | 2012-08-01 | 瑞萨电子株式会社 | 半导体集成电路及其操作方法 |
CN102130679A (zh) * | 2011-04-12 | 2011-07-20 | 广州润芯信息技术有限公司 | 一种有源rc滤波器带宽校准方法 |
US20120303688A1 (en) * | 2011-05-24 | 2012-11-29 | Taiwan Semiconductor Manufacturing Company, Ltd. | Fast Filter Calibration Apparatus |
Also Published As
Publication number | Publication date |
---|---|
US20150155898A1 (en) | 2015-06-04 |
WO2015085059A1 (en) | 2015-06-11 |
EP3078139A1 (en) | 2016-10-12 |
CN105814819B (zh) | 2019-06-28 |
US9270311B2 (en) | 2016-02-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US9692428B2 (en) | Self-calibrating shared-component dual synthesizer | |
EP3208944A1 (en) | Differential phase adjustment of clock input signals | |
US9893716B2 (en) | Resonant circuit calibration | |
JP3624161B2 (ja) | ディジタルgmskフィルタ | |
JP2008078995A (ja) | 移相回路 | |
CN105814819A (zh) | 用于校准模拟滤波器的方法和系统 | |
JP3956795B2 (ja) | 変調機能付き電圧制御発振器 | |
US11888445B2 (en) | Variable capacitor devices with differential voltage control | |
CA3015840C (en) | Transforming voltage in a voltage controlled oscillator for wireless sensor devices | |
TWI521869B (zh) | 具相位調諧之多相濾波器 | |
CA3012231C (en) | Controlling a switched capacitor bank in a voltage controlled oscillator for wireless sensor devices | |
US8275336B2 (en) | Apparatus and method for digitally controlling capacitance | |
US8054137B2 (en) | Method and apparatus for integrating a FLL loop filter in polar transmitters | |
US7609123B2 (en) | Direct modulation type voltage-controlled oscillator using MOS varicap | |
US20070237333A1 (en) | FM transmitter using switched capacitor filter | |
EP1915817A2 (en) | Dual port modulator | |
US7333554B2 (en) | Communication system with frequency modulation and a single local oscillator | |
JP5787551B2 (ja) | 信号受信装置及び信号受信方法 | |
CN111262596B (zh) | 通信装置和方法 | |
JP2008301410A (ja) | 発振回路 | |
JP2015192284A (ja) | 水晶発振器および水晶発振器を用いた電子装置 | |
JPH11274965A (ja) | 高周波受信装置 | |
Kurisu et al. | 90 phase shift circuit |
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 |
Effective date of registration: 20200423 Address after: Singapore City Patentee after: Marvell Asia Pte. Ltd. Address before: Ford street, Grand Cayman, Cayman Islands Patentee before: Kaiwei international Co. Effective date of registration: 20200423 Address after: Ford street, Grand Cayman, Cayman Islands Patentee after: Kaiwei international Co. Address before: Hamilton, Bermuda Patentee before: Marvell International Ltd. Effective date of registration: 20200423 Address after: Hamilton, Bermuda Patentee after: Marvell International Ltd. Address before: Babado J San Mega Le Patentee before: MARVELL WORLD TRADE Ltd. |
|
TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190628 Termination date: 20201204 |
|
CF01 | Termination of patent right due to non-payment of annual fee |