FI91468B - Matalataajuinen digitaalinen imusuodatin sekä suodatinyhdistelmä, joka käsittää tällaisen imusuodattimen - Google Patents

Matalataajuinen digitaalinen imusuodatin sekä suodatinyhdistelmä, joka käsittää tällaisen imusuodattimen

Info

Publication number: FI91468B
Authority: FI; Finland
Prior art keywords: filter; suction filter; low frequency; combination; frequency digital
Prior art date: 1985-08-28

Application number

FI863448A

Other languages

English (en)

Swedish (sv)

Other versions

FI863448A0 (fi

FI863448A (fi

FI91468C (fi

Inventor

Nigel Paul Dyer

Original Assignee

Plessey Semiconductors Ltd

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.)

1985-08-28

Filing date

1986-08-26

Publication date

1994-03-15

1985-08-28 Priority claimed from GB858521378A external-priority patent/GB8521378D0/en

1986-08-26 Application filed by Plessey Semiconductors Ltd filed Critical Plessey Semiconductors Ltd

1986-08-26 Publication of FI863448A0 publication Critical patent/FI863448A0/fi

1987-03-01 Publication of FI863448A publication Critical patent/FI863448A/fi

1994-03-15 Application granted granted Critical

1994-03-15 Publication of FI91468B publication Critical patent/FI91468B/fi

1994-06-27 Publication of FI91468C publication Critical patent/FI91468C/fi

Links

FI863448A 1985-08-28 1986-08-26 Matalataajuinen digitaalinen imusuodatin sekä suodatinyhdistelmä, joka käsittää tällaisen imusuodattimen FI91468C (fi)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB858521378A GB8521378D0 (en)	1985-08-28	1985-08-28	Digital notch filter
GB8522643A GB2182513B (en)	1985-08-28	1985-09-12	Low frequency digital notch filter

Publications (4)

Publication Number	Publication Date
FI863448A0 FI863448A0 (fi)	1986-08-26
FI863448A FI863448A (fi)	1987-03-01
FI91468B true FI91468B (fi)	1994-03-15
FI91468C FI91468C (fi)	1994-06-27

Family

ID=26289707

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI863448A FI91468C (fi)	1985-08-28	1986-08-26	Matalataajuinen digitaalinen imusuodatin sekä suodatinyhdistelmä, joka käsittää tällaisen imusuodattimen

Country Status (5)

Country	Link
JP (1)	JPH0693599B2 (fi)
CN (1)	CN1009519B (fi)
BG (1)	BG46609A3 (fi)
CA (1)	CA1288483C (fi)
FI (1)	FI91468C (fi)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2015135508A1 (en)	2014-03-13	2015-09-17	Mediatek Inc.	Feedforward filter using translational filter
WO2019114961A1 (en) *	2017-12-13	2019-06-20	Telefonaktiebolaget Lm Ericsson (Publ)	Method of estimating a propagation delay difference of an optical link and apparatus for same

1986
- 1986-07-21 CA CA000514260A patent/CA1288483C/en not_active Expired - Fee Related
- 1986-08-22 BG BG7625286A patent/BG46609A3/xx unknown
- 1986-08-26 CN CN 86105367 patent/CN1009519B/zh not_active Expired
- 1986-08-26 FI FI863448A patent/FI91468C/fi not_active IP Right Cessation
- 1986-08-27 JP JP20118586A patent/JPH0693599B2/ja not_active Expired - Lifetime

Also Published As

Publication number	Publication date
JPH0693599B2 (ja)	1994-11-16
FI863448A0 (fi)	1986-08-26
FI863448A (fi)	1987-03-01
BG46609A3 (en)	1990-01-15
FI91468C (fi)	1994-06-27
JPS6251819A (ja)	1987-03-06
CN1009519B (zh)	1990-09-05
CA1288483C (en)	1991-09-03
CN86105367A (zh)	1987-02-25

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Legal Events

Date	Code	Title	Description
1994-02-16	BB	Publication of examined application
1997-03-11	MM	Patent lapsed
2004-08-31	MM	Patent lapsed	Owner name: PLESSEY SEMICONDUCTORS LIMITED