CN1524354A - 一种有限冲激响应数字滤波器 - Google Patents

一种有限冲激响应数字滤波器 Download PDF

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Publication number
CN1524354A
CN1524354A CNA018228623A CN01822862A CN1524354A CN 1524354 A CN1524354 A CN 1524354A CN A018228623 A CNA018228623 A CN A018228623A CN 01822862 A CN01822862 A CN 01822862A CN 1524354 A CN1524354 A CN 1524354A
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CN
China
Prior art keywords
mobile communication
digital filter
impulse response
limited impulse
filter
Prior art date
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Pending
Application number
CNA018228623A
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English (en)
Inventor
邹永忠
孙卫军
张永生
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Linkair Communications Inc
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Linkair Communications Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Linkair Communications Inc filed Critical Linkair Communications Inc
Publication of CN1524354A publication Critical patent/CN1524354A/zh
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/06—Non-recursive filters

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)

Abstract

本发明公开了一种用于无线移动通信系统的有限冲激响应数字滤波器。此有限冲激响应数字滤波器有很好的限带特性，对抽样时间误差有较好的鲁棒性(robustness)。将此有限冲激响应数字滤波器作为基带滤波器，应用于移动通信系统中，不仅使采用BPSK，QPSK/DQPSK，GMSK等低维调制方式的数字基带信号波形失真较小，而且采用8PSK、16PSK、32PSK、16QAM、32QAM、64QAM等高维调制方式的数字基带信号波形失真也较小，使移动通信系统尤其是高速移动通信系统具有高频谱效率和系统容量，从而为建立起大容量和能提供高速数据传输业务的无线数字通信系统奠定基础。

Description

PCT国内申请，说明书已公开。

Claims (1)

  1. PCT国内申请，权利要求书已公开。
CNA018228623A 2001-12-06 2001-12-06 一种有限冲激响应数字滤波器 Pending CN1524354A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2001/001607 WO2003049316A1 (fr) 2001-12-06 2001-12-06 Filtre numerique a reponse impulsionnelle limitee

Publications (1)

Publication Number Publication Date
CN1524354A true CN1524354A (zh) 2004-08-25

Family

ID=4574902

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA018228623A Pending CN1524354A (zh) 2001-12-06 2001-12-06 一种有限冲激响应数字滤波器

Country Status (3)

Country Link
CN (1) CN1524354A (zh)
AU (1) AU2002221517A1 (zh)
WO (1) WO2003049316A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105915241A (zh) * 2016-04-13 2016-08-31 信阳师范学院 Fpga中实现超高速数字正交下变频及抽取滤波的方法与系统

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0284175B1 (en) * 1987-03-23 1995-03-22 Matsushita Electric Industrial Co., Ltd. Calculation of filter factors for digital filter
DE19505611A1 (de) * 1995-02-18 1996-08-22 Bosch Gmbh Robert Vorrichtung zur Entzerrung einer Fehlerstrecke in einem Übertragungssystem
US5661487A (en) * 1995-12-26 1997-08-26 Hughes Missile Systems Company Digital center line filter
JP2000269785A (ja) * 1999-03-17 2000-09-29 Hitachi Ltd ディジタルフィルタ、復調回路、およびそれを用いた無線端末装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105915241A (zh) * 2016-04-13 2016-08-31 信阳师范学院 Fpga中实现超高速数字正交下变频及抽取滤波的方法与系统
CN105915241B (zh) * 2016-04-13 2018-04-06 信阳师范学院 Fpga中实现超高速数字正交下变频及抽取滤波的方法与系统

Also Published As

Publication number Publication date
WO2003049316A1 (fr) 2003-06-12
AU2002221517A1 (en) 2003-06-17

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