IT1313298B1 - Metodo di calcolo dei coefficienti di un filtro fir che integra lefunzioni di interpolazione, di passa banda, e di equalizzazione della - Google Patents

Metodo di calcolo dei coefficienti di un filtro fir che integra lefunzioni di interpolazione, di passa banda, e di equalizzazione della

Info

Publication number
IT1313298B1
IT1313298B1 IT1999MI002010A ITMI992010A IT1313298B1 IT 1313298 B1 IT1313298 B1 IT 1313298B1 IT 1999MI002010 A IT1999MI002010 A IT 1999MI002010A IT MI992010 A ITMI992010 A IT MI992010A IT 1313298 B1 IT1313298 B1 IT 1313298B1
Authority
IT
Italy
Prior art keywords
equalization
integrates
interpolation
coefficients
calculating
Prior art date
Application number
IT1999MI002010A
Other languages
English (en)
Inventor
Claudio Rallo
Dalmazio Raveglia
Original Assignee
Italtel Spa
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 Italtel Spa filed Critical Italtel Spa
Priority to IT1999MI002010A priority Critical patent/IT1313298B1/it
Publication of ITMI992010A0 publication Critical patent/ITMI992010A0/it
Priority to EP00120446A priority patent/EP1089507A3/en
Publication of ITMI992010A1 publication Critical patent/ITMI992010A1/it
Application granted granted Critical
Publication of IT1313298B1 publication Critical patent/IT1313298B1/it

Links

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
    • H03H17/0621—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing
    • H03H17/0635—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies
    • H03H17/065—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies the ratio being integer
    • H03H17/0657—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies the ratio being integer where the output-delivery frequency is higher than the input sampling frequency, i.e. interpolation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/0248—Filters characterised by a particular frequency response or filtering method
    • H03H17/0264—Filter sets with mutual related characteristics
    • H03H17/0273—Polyphase filters
    • H03H17/0275—Polyphase filters comprising non-recursive filters
    • H03H17/0276—Polyphase filters comprising non-recursive filters having two phases

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Complex Calculations (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
IT1999MI002010A 1999-09-28 1999-09-28 Metodo di calcolo dei coefficienti di un filtro fir che integra lefunzioni di interpolazione, di passa banda, e di equalizzazione della IT1313298B1 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT1999MI002010A IT1313298B1 (it) 1999-09-28 1999-09-28 Metodo di calcolo dei coefficienti di un filtro fir che integra lefunzioni di interpolazione, di passa banda, e di equalizzazione della
EP00120446A EP1089507A3 (en) 1999-09-28 2000-09-19 Method for the calculation of the coefficients of a polyphase FIR filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1999MI002010A IT1313298B1 (it) 1999-09-28 1999-09-28 Metodo di calcolo dei coefficienti di un filtro fir che integra lefunzioni di interpolazione, di passa banda, e di equalizzazione della

Publications (3)

Publication Number Publication Date
ITMI992010A0 ITMI992010A0 (it) 1999-09-28
ITMI992010A1 ITMI992010A1 (it) 2001-03-28
IT1313298B1 true IT1313298B1 (it) 2002-07-17

Family

ID=11383672

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1999MI002010A IT1313298B1 (it) 1999-09-28 1999-09-28 Metodo di calcolo dei coefficienti di un filtro fir che integra lefunzioni di interpolazione, di passa banda, e di equalizzazione della

Country Status (2)

Country Link
EP (1) EP1089507A3 (it)
IT (1) IT1313298B1 (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1274184C (zh) * 2001-09-21 2006-09-06 西门子公司 在电声变换器中控制音频信号的低音放音的方法和装置
JP2006511138A (ja) * 2002-12-19 2006-03-30 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ 空間スケーラビリティを備えているディジタル・フィルタ
US6968296B2 (en) 2003-04-04 2005-11-22 Radiodetection Limited Cable detector with decimating filter and filtering method
US10044386B2 (en) 2016-04-30 2018-08-07 Analog Devices, Inc. Designing FIR filters with globally minimax-optimal magnitude response
CN112422102B (zh) * 2020-10-27 2024-08-23 华南理工大学 一种节省乘法器的数字滤波器及其实现方法
CN114024553B (zh) * 2021-09-28 2022-10-25 伟乐视讯科技股份有限公司 多通道基带至射频的上变频方法、系统及电子设备
CN114221637B (zh) * 2021-11-25 2024-06-11 北京理工大学 一种基于系数关系结构的分段小数延时滤波方法
CN114189229B (zh) * 2021-11-25 2024-06-11 北京理工大学 一种基于自适应分段算法的小数延时滤波方法
CN114199489B (zh) * 2021-12-10 2023-05-09 江南大学 基于数字滤波调整天然地震波拟合反应谱的方法和装置
CN114441853B (zh) * 2021-12-21 2024-10-22 苏州畅恒通信科技有限公司 一种滤波器通带识别方法
CN116405006B (zh) * 2023-03-15 2024-03-26 北京航天微电科技有限公司 叉指换能器参数确定方法、装置、设备及声表面波滤波器
CN117294311B (zh) * 2023-11-24 2024-02-02 湖南大学 基于丢番图逼近的插值滤波器组同步采样方法及系统
CN118074673B (zh) * 2024-04-25 2024-08-16 上海金卓科技有限公司 一种多带宽实时切换的滤波器、滤波方法及芯片

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5220557A (en) * 1991-09-23 1993-06-15 Hughes Aircraft Company Multiple use digital transmitter/transceiver with time multiplexing
US5930301A (en) * 1996-06-25 1999-07-27 Harris Corporation Up-conversion mechanism employing side lobe-selective pre-distortion filter and frequency replica-selecting bandpass filter respectively installed upstream and downstream of digital-to-analog converter

Also Published As

Publication number Publication date
ITMI992010A0 (it) 1999-09-28
ITMI992010A1 (it) 2001-03-28
EP1089507A2 (en) 2001-04-04
EP1089507A3 (en) 2004-06-09

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