GB2222733B - Analogue signal filter - Google Patents
Analogue signal filterInfo
- Publication number
- GB2222733B GB2222733B GB8917204A GB8917204A GB2222733B GB 2222733 B GB2222733 B GB 2222733B GB 8917204 A GB8917204 A GB 8917204A GB 8917204 A GB8917204 A GB 8917204A GB 2222733 B GB2222733 B GB 2222733B
- Authority
- GB
- United Kingdom
- Prior art keywords
- analogue signal
- signal filter
- filter
- analogue
- signal
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
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
- H03H17/0283—Filters characterised by the filter structure
- H03H17/0286—Combinations of filter structures
- H03H17/0289—Digital and active filter structures
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Mathematical Physics (AREA)
- Complex Calculations (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB888821002A GB8821002D0 (en) | 1988-09-07 | 1988-09-07 | Improved digital filter |
GB888822874A GB8822874D0 (en) | 1988-09-29 | 1988-09-29 | Improved digital filter |
GB888824220A GB8824220D0 (en) | 1988-10-15 | 1988-10-15 | Improved digital filter |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8917204D0 GB8917204D0 (en) | 1989-09-13 |
GB2222733A GB2222733A (en) | 1990-03-14 |
GB2222733B true GB2222733B (en) | 1992-01-22 |
Family
ID=27264062
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8917204A Expired - Fee Related GB2222733B (en) | 1988-09-07 | 1989-07-27 | Analogue signal filter |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2222733B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2145077C (en) * | 1992-09-21 | 1998-09-01 | Graham P. Eatwell | Sampled-data filter with low delay |
DE10030583A1 (en) * | 2000-06-21 | 2002-01-10 | Marconi Comm Gmbh | Arrangement for processing high frequency signals has power limiter with analogue signal processing and digital signal processing with selective suppression of defined frequency ranges |
JP2008122729A (en) * | 2006-11-14 | 2008-05-29 | Sony Corp | Noise reducing device, noise reducing method, noise reducing program, and noise reducing audio outputting device |
EP2259250A1 (en) * | 2009-06-03 | 2010-12-08 | Nxp B.V. | Hybrid active noise reduction device for reducing environmental noise, method for determining an operational parameter of a hybrid active noise reduction device, and program element |
-
1989
- 1989-07-27 GB GB8917204A patent/GB2222733B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB8917204D0 (en) | 1989-09-13 |
GB2222733A (en) | 1990-03-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20080727 |