JPS6442909A - Digital filter - Google Patents
Digital filterInfo
- Publication number
- JPS6442909A JPS6442909A JP19932387A JP19932387A JPS6442909A JP S6442909 A JPS6442909 A JP S6442909A JP 19932387 A JP19932387 A JP 19932387A JP 19932387 A JP19932387 A JP 19932387A JP S6442909 A JPS6442909 A JP S6442909A
- Authority
- JP
- Japan
- Prior art keywords
- coefficient
- sequentially
- input
- multipliers
- digital filter
- 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.)
- Granted
Links
Landscapes
- Processing Of Color Television Signals (AREA)
Abstract
PURPOSE:To obtain a filter with different characteristic by a single circuit by providing a selector to the input of a coefficient multiplier so as to select plural input signals sequentially in the prescribed timing. CONSTITUTION:An input signal is fed respectively to multipliers 6a-6i of each stage and multiplied with prescribed coefficient (ROM 10) and the multiplied value is added by adders 7a-7i via delay means (circuits 8a-8i) sequentially. Selectors 5a-5i are provided to the input side of the multipliers 6a-6i and plural input signals (terminals 1, 2a, 2b) are selected sequentially in a prescribed timing and the coefficient is switched optionally. Thus, a different characteristic is obtained for each input signal thereby forming an excellent digital filter without waste in the operation of an arithmetic circuit or the like.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62199323A JP2590910B2 (en) | 1987-08-10 | 1987-08-10 | Digital filter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62199323A JP2590910B2 (en) | 1987-08-10 | 1987-08-10 | Digital filter |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6442909A true JPS6442909A (en) | 1989-02-15 |
JP2590910B2 JP2590910B2 (en) | 1997-03-19 |
Family
ID=16405885
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP62199323A Expired - Fee Related JP2590910B2 (en) | 1987-08-10 | 1987-08-10 | Digital filter |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2590910B2 (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0564145A2 (en) * | 1992-03-31 | 1993-10-06 | Sony Corporation | Sampling rate converter |
JP2002166739A (en) * | 2000-11-29 | 2002-06-11 | Nippon Sharyo Seizo Kaisha Ltd | Slip detecting and eliminating device for automated guided vehicle |
JP2004088527A (en) * | 2002-08-28 | 2004-03-18 | Renesas Technology Corp | Audio interface circuit |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60242717A (en) * | 1984-05-17 | 1985-12-02 | Sony Corp | Fir-type digital filter |
-
1987
- 1987-08-10 JP JP62199323A patent/JP2590910B2/en not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60242717A (en) * | 1984-05-17 | 1985-12-02 | Sony Corp | Fir-type digital filter |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0564145A2 (en) * | 1992-03-31 | 1993-10-06 | Sony Corporation | Sampling rate converter |
EP0564145A3 (en) * | 1992-03-31 | 1995-07-12 | Sony Corp | Sampling rate converter |
JP2002166739A (en) * | 2000-11-29 | 2002-06-11 | Nippon Sharyo Seizo Kaisha Ltd | Slip detecting and eliminating device for automated guided vehicle |
JP2004088527A (en) * | 2002-08-28 | 2004-03-18 | Renesas Technology Corp | Audio interface circuit |
Also Published As
Publication number | Publication date |
---|---|
JP2590910B2 (en) | 1997-03-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |