CN113170200A - 滤波方法和装置 - Google Patents
滤波方法和装置 Download PDFInfo
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- CN113170200A CN113170200A CN201880099940.7A CN201880099940A CN113170200A CN 113170200 A CN113170200 A CN 113170200A CN 201880099940 A CN201880099940 A CN 201880099940A CN 113170200 A CN113170200 A CN 113170200A
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- 238000001914 filtration Methods 0.000 title claims abstract description 96
- 238000000034 method Methods 0.000 title claims abstract description 72
- 238000001228 spectrum Methods 0.000 claims abstract description 211
- 238000012545 processing Methods 0.000 claims description 22
- 238000004891 communication Methods 0.000 description 41
- 238000010586 diagram Methods 0.000 description 25
- 230000005540 biological transmission Effects 0.000 description 10
- 238000004364 calculation method Methods 0.000 description 10
- 230000001629 suppression Effects 0.000 description 7
- 230000006870 function Effects 0.000 description 5
- 238000004590 computer program Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
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- 230000002238 attenuated effect Effects 0.000 description 1
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- 230000001413 cellular effect Effects 0.000 description 1
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- 230000005764 inhibitory process Effects 0.000 description 1
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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
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
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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
- H04B1/005—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
- H04B1/0053—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band
- H04B1/0057—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band using diplexing or multiplexing filters for selecting the desired band
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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
- H04B1/02—Transmitters
- H04B1/04—Circuits
- H04B1/0475—Circuits with means for limiting noise, interference or distortion
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Transmitters (AREA)
Abstract
一种滤波方法和装置,其中,该方法包括:对第一信号进行频谱搬移,得到第二信号,所述第一信号包括第一有效信号带和第一待抑制信号带,所述第一有效信号带与所述第一待抑制信号带在所述第一信号中的分界点为第一界点,所述第一界点在所述第二信号中对应第二界点,所述第二界点的频率等于滤波器的第一边频点的频率,所述第一有效信号带在所述第二信号中对应的频率范围在所述滤波器的通带对应的频率范围内(S301);通过所述滤波器对所述第二信号进行滤波,得到所述第一有效信号带(S302)。上述方法和装置使滤波器具备通用性,无需设计并开发与要滤得的有效信号带相对应的滤波器即可滤得需要滤得的有效信号带。
Description
PCT国内申请,说明书已公开。
Claims (32)
- PCT国内申请,权利要求书已公开。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2018/120983 WO2020118642A1 (zh) | 2018-12-13 | 2018-12-13 | 滤波方法和装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN113170200A true CN113170200A (zh) | 2021-07-23 |
Family
ID=71075561
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201880099940.7A Pending CN113170200A (zh) | 2018-12-13 | 2018-12-13 | 滤波方法和装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US11489550B2 (zh) |
EP (1) | EP3883247A4 (zh) |
CN (1) | CN113170200A (zh) |
WO (1) | WO2020118642A1 (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114268781A (zh) * | 2021-12-23 | 2022-04-01 | 南京木马牛智能科技有限公司 | 一种基于vr反馈的传感器信号处理方法 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0844735A2 (en) * | 1991-07-11 | 1998-05-27 | United Parcel Service Of America, Inc. | System and method for digital filtering |
US20050273482A1 (en) * | 2004-06-04 | 2005-12-08 | Moore George S | Digital filter and method thereof using frequency translations |
CN101098396A (zh) * | 2006-06-29 | 2008-01-02 | 上海高清数字科技产业有限公司 | 用于消除信号中干扰的方法和设备 |
CN101841644A (zh) * | 2010-04-14 | 2010-09-22 | 华亚微电子(上海)有限公司 | 邻道干扰消除装置和邻道干扰消除方法 |
CN102308483A (zh) * | 2009-02-04 | 2012-01-04 | 高通股份有限公司 | 响应于频谱信息的可调整的接收滤波器 |
CN103475384A (zh) * | 2013-09-22 | 2013-12-25 | 东莞宇龙通信科技有限公司 | 一种抑制互扰的多模终端及可变滤波装置 |
US20140105203A1 (en) * | 2012-10-11 | 2014-04-17 | Telefonaktiebolaget L M Ericsson (Publ) | Filter Apparatus, Multiplex Device and Associated Method |
CN105634539A (zh) * | 2015-12-31 | 2016-06-01 | 华为技术有限公司 | 一种干扰消除方法及装置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6738604B2 (en) * | 2001-07-31 | 2004-05-18 | Qualcomm, Inc. | Programmable IF bandwidth using fixed bandwidth filters |
US6718166B2 (en) * | 2002-05-17 | 2004-04-06 | Illinois Superconductor Corporation, Inc. | Multiple carrier adaptive notch filter |
EP2294816B1 (en) * | 2008-06-03 | 2017-02-22 | Thomson Licensing | Method and apparatus for determining channels in a signal |
CN102148790B (zh) * | 2010-02-05 | 2013-08-28 | 大唐移动通信设备有限公司 | 一种多载波级联滤波器的设计方法及设计装置 |
EP3079200B1 (en) * | 2013-12-30 | 2019-04-24 | Huawei Technologies Co., Ltd. | Resonator, filter, duplexer, multiplexer and communication device |
CN105591656B (zh) * | 2015-12-24 | 2018-04-03 | 三维通信股份有限公司 | 一种收发信机的增益平坦度补偿方法 |
US10454724B2 (en) * | 2017-02-23 | 2019-10-22 | Skyworks Solutions, Inc. | Multipath filters |
CN110383700A (zh) * | 2017-03-10 | 2019-10-25 | 英特尔Ip公司 | 杂散降低电路和装置、无线电收发器、移动终端、用于杂散降低的方法和计算机程序 |
CN108183879B (zh) * | 2017-12-27 | 2020-09-15 | 北京理工大学 | 一种用于太赫兹通信的伪码辅助载波同步实现方法 |
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2018
- 2018-12-13 CN CN201880099940.7A patent/CN113170200A/zh active Pending
- 2018-12-13 WO PCT/CN2018/120983 patent/WO2020118642A1/zh unknown
- 2018-12-13 EP EP18942899.8A patent/EP3883247A4/en active Pending
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2021
- 2021-06-09 US US17/343,097 patent/US11489550B2/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0844735A2 (en) * | 1991-07-11 | 1998-05-27 | United Parcel Service Of America, Inc. | System and method for digital filtering |
US20050273482A1 (en) * | 2004-06-04 | 2005-12-08 | Moore George S | Digital filter and method thereof using frequency translations |
CN101098396A (zh) * | 2006-06-29 | 2008-01-02 | 上海高清数字科技产业有限公司 | 用于消除信号中干扰的方法和设备 |
CN102308483A (zh) * | 2009-02-04 | 2012-01-04 | 高通股份有限公司 | 响应于频谱信息的可调整的接收滤波器 |
CN101841644A (zh) * | 2010-04-14 | 2010-09-22 | 华亚微电子(上海)有限公司 | 邻道干扰消除装置和邻道干扰消除方法 |
US20140105203A1 (en) * | 2012-10-11 | 2014-04-17 | Telefonaktiebolaget L M Ericsson (Publ) | Filter Apparatus, Multiplex Device and Associated Method |
CN103475384A (zh) * | 2013-09-22 | 2013-12-25 | 东莞宇龙通信科技有限公司 | 一种抑制互扰的多模终端及可变滤波装置 |
CN105634539A (zh) * | 2015-12-31 | 2016-06-01 | 华为技术有限公司 | 一种干扰消除方法及装置 |
Also Published As
Publication number | Publication date |
---|---|
US20210297099A1 (en) | 2021-09-23 |
EP3883247A4 (en) | 2021-12-01 |
WO2020118642A1 (zh) | 2020-06-18 |
US11489550B2 (en) | 2022-11-01 |
EP3883247A1 (en) | 2021-09-22 |
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Application publication date: 20210723 |