CN103297085A - 在接收机中用于有效抑制发射机阻断的具有陷波的二阶滤波器 - Google Patents
在接收机中用于有效抑制发射机阻断的具有陷波的二阶滤波器 Download PDFInfo
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- CN103297085A CN103297085A CN2013100612569A CN201310061256A CN103297085A CN 103297085 A CN103297085 A CN 103297085A CN 2013100612569 A CN2013100612569 A CN 2013100612569A CN 201310061256 A CN201310061256 A CN 201310061256A CN 103297085 A CN103297085 A CN 103297085A
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- notch filter
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- 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
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- 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
- H03H11/1217—Frequency selective two-port networks using amplifiers with feedback using a plurality of operational amplifiers
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- 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
- H03H7/06—Frequency selective two-port networks including resistors
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- 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
- H03H7/12—Bandpass or bandstop filters with adjustable bandwidth and fixed centre frequency
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- 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
- H04B1/50—Circuits using different frequencies for the two directions of communication
- H04B1/52—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
- H04B1/525—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa with means for reducing leakage of transmitter signal into the receiver
-
- 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
- H03H2007/013—Notch or bandstop filters
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Transceivers (AREA)
- Amplifiers (AREA)
Abstract
Description
Claims (20)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US13/405673 | 2012-02-27 | ||
US13/405,673 | 2012-02-27 | ||
US13/405,673 US9112476B2 (en) | 2012-02-27 | 2012-02-27 | Second-order filter with notch for use in receivers to effectively suppress the transmitter blockers |
Publications (2)
Publication Number | Publication Date |
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CN103297085A true CN103297085A (zh) | 2013-09-11 |
CN103297085B CN103297085B (zh) | 2016-02-10 |
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Application Number | Title | Priority Date | Filing Date |
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CN201310061256.9A Active CN103297085B (zh) | 2012-02-27 | 2013-02-27 | 在接收机中用于有效抑制发射机阻断的具有陷波的二阶滤波器 |
Country Status (3)
Country | Link |
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US (2) | US9112476B2 (zh) |
CN (1) | CN103297085B (zh) |
DE (1) | DE102013203182B4 (zh) |
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---|---|---|---|---|
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CN111176277A (zh) * | 2019-12-30 | 2020-05-19 | 炬星科技(深圳)有限公司 | 移动电子设备自动对接方法、接驳装置、移动电子设备及存储介质 |
CN114430286A (zh) * | 2021-12-31 | 2022-05-03 | Oppo广东移动通信有限公司 | 通信控制方法、装置、射频系统、通信设备和存储介质 |
WO2024007794A1 (zh) * | 2022-07-07 | 2024-01-11 | 华为技术有限公司 | 一种驱动电路及电子设备 |
Families Citing this family (56)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10230419B2 (en) | 2011-02-03 | 2019-03-12 | The Board Of Trustees Of The Leland Stanford Junior University | Adaptive techniques for full duplex communications |
US10284356B2 (en) | 2011-02-03 | 2019-05-07 | The Board Of Trustees Of The Leland Stanford Junior University | Self-interference cancellation |
US10243719B2 (en) | 2011-11-09 | 2019-03-26 | The Board Of Trustees Of The Leland Stanford Junior University | Self-interference cancellation for MIMO radios |
US9325432B2 (en) | 2012-02-08 | 2016-04-26 | The Board Of Trustees Of The Leland Stanford Junior University | Systems and methods for full-duplex signal shaping |
US9112476B2 (en) * | 2012-02-27 | 2015-08-18 | Intel Deutschland Gmbh | Second-order filter with notch for use in receivers to effectively suppress the transmitter blockers |
CN102664649B (zh) * | 2012-04-13 | 2014-09-03 | 华为技术有限公司 | 射频前端模块、无线接入网络设备及其控制方法 |
US9312897B2 (en) * | 2012-10-31 | 2016-04-12 | Qualcomm Incorporated | DC offset filter for wide band beamforming receivers |
US9813262B2 (en) | 2012-12-03 | 2017-11-07 | Google Technology Holdings LLC | Method and apparatus for selectively transmitting data using spatial diversity |
US9979531B2 (en) * | 2013-01-03 | 2018-05-22 | Google Technology Holdings LLC | Method and apparatus for tuning a communication device for multi band operation |
US10229697B2 (en) | 2013-03-12 | 2019-03-12 | Google Technology Holdings LLC | Apparatus and method for beamforming to obtain voice and noise signals |
US9698860B2 (en) | 2013-08-09 | 2017-07-04 | Kumu Networks, Inc. | Systems and methods for self-interference canceller tuning |
WO2015021463A2 (en) | 2013-08-09 | 2015-02-12 | Kumu Networks, Inc. | Systems and methods for frequency independent analog selfinterference cancellation |
US11163050B2 (en) | 2013-08-09 | 2021-11-02 | The Board Of Trustees Of The Leland Stanford Junior University | Backscatter estimation using progressive self interference cancellation |
EP3031141B8 (en) | 2013-08-09 | 2018-05-16 | Kumu Networks, Inc. | Cancellation of non-linear digital self-interferences |
US9054795B2 (en) | 2013-08-14 | 2015-06-09 | Kumu Networks, Inc. | Systems and methods for phase noise mitigation |
CN105493416A (zh) | 2013-08-29 | 2016-04-13 | 库姆网络公司 | 全双工中继装置 |
US10673519B2 (en) | 2013-08-29 | 2020-06-02 | Kuma Networks, Inc. | Optically enhanced self-interference cancellation |
US9520983B2 (en) | 2013-09-11 | 2016-12-13 | Kumu Networks, Inc. | Systems for delay-matched analog self-interference cancellation |
US9077421B1 (en) | 2013-12-12 | 2015-07-07 | Kumu Networks, Inc. | Systems and methods for hybrid self-interference cancellation |
US9774405B2 (en) | 2013-12-12 | 2017-09-26 | Kumu Networks, Inc. | Systems and methods for frequency-isolated self-interference cancellation |
US10230422B2 (en) | 2013-12-12 | 2019-03-12 | Kumu Networks, Inc. | Systems and methods for modified frequency-isolation self-interference cancellation |
US9712312B2 (en) | 2014-03-26 | 2017-07-18 | Kumu Networks, Inc. | Systems and methods for near band interference cancellation |
US11209536B2 (en) | 2014-05-02 | 2021-12-28 | The Board Of Trustees Of The Leland Stanford Junior University | Method and apparatus for tracking motion using radio frequency signals |
US9276682B2 (en) | 2014-05-23 | 2016-03-01 | Kumu Networks, Inc. | Systems and methods for multi-rate digital self-interference cancellation |
US9497717B2 (en) * | 2014-05-23 | 2016-11-15 | Ruckus Wireless, Inc. | Out-of-band acknowledgement of wireless communication |
US9521023B2 (en) | 2014-10-17 | 2016-12-13 | Kumu Networks, Inc. | Systems for analog phase shifting |
US9712313B2 (en) | 2014-11-03 | 2017-07-18 | Kumu Networks, Inc. | Systems for multi-peak-filter-based analog self-interference cancellation |
US9673854B2 (en) | 2015-01-29 | 2017-06-06 | Kumu Networks, Inc. | Method for pilot signal based self-inteference cancellation tuning |
US9692470B2 (en) * | 2015-08-25 | 2017-06-27 | Qualcomm Incorporated | Low noise amplifier and notch filter |
US20170085113A1 (en) * | 2015-09-22 | 2017-03-23 | Intel Corporation | Constant current radio frequency generator for a wireless charging system |
US9634823B1 (en) | 2015-10-13 | 2017-04-25 | Kumu Networks, Inc. | Systems for integrated self-interference cancellation |
EP3391459B1 (en) | 2015-12-16 | 2022-06-15 | Kumu Networks, Inc. | Time delay filters |
US9800275B2 (en) | 2015-12-16 | 2017-10-24 | Kumu Networks, Inc. | Systems and methods for out-of band-interference mitigation |
US9742593B2 (en) | 2015-12-16 | 2017-08-22 | Kumu Networks, Inc. | Systems and methods for adaptively-tuned digital self-interference cancellation |
US10666305B2 (en) | 2015-12-16 | 2020-05-26 | Kumu Networks, Inc. | Systems and methods for linearized-mixer out-of-band interference mitigation |
US9699395B1 (en) * | 2016-03-17 | 2017-07-04 | Raytheon Company | Imaging circuits and method |
WO2017189592A1 (en) | 2016-04-25 | 2017-11-02 | Kumu Networks, Inc. | Integrated delay modules |
US10454444B2 (en) | 2016-04-25 | 2019-10-22 | Kumu Networks, Inc. | Integrated delay modules |
US10338205B2 (en) | 2016-08-12 | 2019-07-02 | The Board Of Trustees Of The Leland Stanford Junior University | Backscatter communication among commodity WiFi radios |
EP3532981A4 (en) | 2016-10-25 | 2020-06-24 | The Board of Trustees of the Leland Stanford Junior University | BACKGROUND OF ENVIRONMENT ISM BAND SIGNALS |
WO2018183352A1 (en) | 2017-03-27 | 2018-10-04 | Kumu Networks, Inc. | Enhanced linearity mixer |
WO2018183384A1 (en) | 2017-03-27 | 2018-10-04 | Kumu Networks, Inc. | Systems and methods for intelligently-tunded digital self-interference cancellation |
EP3602800A4 (en) | 2017-03-27 | 2020-11-18 | Kumu Networks, Inc. | OUT-BAND INTERFERENCE MITIGATION SYSTEMS AND METHODS |
US10498212B2 (en) * | 2017-05-26 | 2019-12-03 | Dialog Semiconductor (Uk) Limited | Gate driver |
US10374838B2 (en) * | 2017-06-30 | 2019-08-06 | Futurewei Technologies, Inc. | Image distortion correction in a wireless terminal |
US10355674B2 (en) * | 2017-07-24 | 2019-07-16 | Arm Limited | Clock gating circuit |
US10200076B1 (en) | 2017-08-01 | 2019-02-05 | Kumu Networks, Inc. | Analog self-interference cancellation systems for CMTS |
US11310671B2 (en) * | 2017-12-20 | 2022-04-19 | Intel Corporation | Resource unit notching for incumbent protection in the 6GHZ band for next-generation Wi-Fi |
US11405022B2 (en) * | 2017-12-22 | 2022-08-02 | Mediatek Singapore Pte. Ltd. | Filter networks for driving capacitive loads |
US10164618B1 (en) * | 2017-12-28 | 2018-12-25 | Micron Technology, Inc. | Jitter cancellation with automatic performance adjustment |
US10425115B2 (en) | 2018-02-27 | 2019-09-24 | Kumu Networks, Inc. | Systems and methods for configurable hybrid self-interference cancellation |
WO2019166863A1 (en) * | 2018-03-02 | 2019-09-06 | Telefonaktiebolaget Lm Ericsson (Publ) | Front-end architecture of multiband radio |
US10868661B2 (en) | 2019-03-14 | 2020-12-15 | Kumu Networks, Inc. | Systems and methods for efficiently-transformed digital self-interference cancellation |
US11463064B2 (en) | 2019-12-06 | 2022-10-04 | Silicon Laboratories Inc. | Frequency selective attenuator for optimized radio frequency coexistence |
US11387857B2 (en) * | 2019-12-06 | 2022-07-12 | Silicon Laboratories Inc. | Dynamically reconfigurable frequency selective attenuator for radio frequency receiver front end |
US20230269061A1 (en) * | 2022-02-18 | 2023-08-24 | Psemi Corporation | Lna with tx harmonic filter |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1339198A (zh) * | 1999-02-02 | 2002-03-06 | 伊利诺伊超导加拿大股份有限公司 | 保持存在窄带干扰的宽带系统的性能质量 |
US20090212855A1 (en) * | 2008-02-22 | 2009-08-27 | Jamaal Mitchell | Feedback technique and filter and method |
CN101636923A (zh) * | 2007-03-13 | 2010-01-27 | 高通股份有限公司 | 具有用以减少发射信号泄漏效应的陷波滤波器的无线接收器 |
CN101772884A (zh) * | 2008-06-04 | 2010-07-07 | 松下电器产业株式会社 | 电动机控制装置 |
CN102132497A (zh) * | 2008-08-27 | 2011-07-20 | 高通股份有限公司 | 干扰检测设备和方法 |
US20110255628A1 (en) * | 2008-01-09 | 2011-10-20 | Sprint Spectrum L.P. | Method And Apparatus For Interference Mitigation By Removing A Portion Of The Transmit Signal |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6807405B1 (en) * | 1999-04-28 | 2004-10-19 | Isco International, Inc. | Method and a device for maintaining the performance quality of a code-division multiple access system in the presence of narrow band interference |
US8519878B2 (en) * | 2011-06-27 | 2013-08-27 | Broadcom Corporation | Multi-mode analog-to-digital converter |
US8798570B2 (en) * | 2011-12-12 | 2014-08-05 | Amr M. Fahim | Accurate radio frequency filtering using active intermediate frequency feedback |
US9112476B2 (en) * | 2012-02-27 | 2015-08-18 | Intel Deutschland Gmbh | Second-order filter with notch for use in receivers to effectively suppress the transmitter blockers |
-
2012
- 2012-02-27 US US13/405,673 patent/US9112476B2/en active Active
-
2013
- 2013-02-26 DE DE102013203182.3A patent/DE102013203182B4/de active Active
- 2013-02-27 CN CN201310061256.9A patent/CN103297085B/zh active Active
-
2015
- 2015-07-07 US US14/793,129 patent/US9413326B2/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1339198A (zh) * | 1999-02-02 | 2002-03-06 | 伊利诺伊超导加拿大股份有限公司 | 保持存在窄带干扰的宽带系统的性能质量 |
CN101636923A (zh) * | 2007-03-13 | 2010-01-27 | 高通股份有限公司 | 具有用以减少发射信号泄漏效应的陷波滤波器的无线接收器 |
US20110255628A1 (en) * | 2008-01-09 | 2011-10-20 | Sprint Spectrum L.P. | Method And Apparatus For Interference Mitigation By Removing A Portion Of The Transmit Signal |
US20090212855A1 (en) * | 2008-02-22 | 2009-08-27 | Jamaal Mitchell | Feedback technique and filter and method |
CN101772884A (zh) * | 2008-06-04 | 2010-07-07 | 松下电器产业株式会社 | 电动机控制装置 |
CN102132497A (zh) * | 2008-08-27 | 2011-07-20 | 高通股份有限公司 | 干扰检测设备和方法 |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110268774A (zh) * | 2017-01-20 | 2019-09-20 | 谐振公司 | 使用多频带传输阻塞滤波器的通信接收机 |
CN110268774B (zh) * | 2017-01-20 | 2021-06-04 | 谐振公司 | 使用多频带传输阻塞滤波器的通信接收机 |
CN111176277A (zh) * | 2019-12-30 | 2020-05-19 | 炬星科技(深圳)有限公司 | 移动电子设备自动对接方法、接驳装置、移动电子设备及存储介质 |
CN111176277B (zh) * | 2019-12-30 | 2023-03-17 | 炬星科技(深圳)有限公司 | 移动电子设备自动对接方法、接驳装置、移动电子设备及存储介质 |
CN114430286A (zh) * | 2021-12-31 | 2022-05-03 | Oppo广东移动通信有限公司 | 通信控制方法、装置、射频系统、通信设备和存储介质 |
CN114430286B (zh) * | 2021-12-31 | 2023-11-28 | Oppo广东移动通信有限公司 | 通信控制方法、装置、射频系统、通信设备和存储介质 |
WO2024007794A1 (zh) * | 2022-07-07 | 2024-01-11 | 华为技术有限公司 | 一种驱动电路及电子设备 |
Also Published As
Publication number | Publication date |
---|---|
DE102013203182B4 (de) | 2019-04-04 |
US9413326B2 (en) | 2016-08-09 |
DE102013203182A1 (de) | 2013-08-29 |
US9112476B2 (en) | 2015-08-18 |
US20150318836A1 (en) | 2015-11-05 |
CN103297085B (zh) | 2016-02-10 |
US20130225101A1 (en) | 2013-08-29 |
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