BE838919A - Systeme numerique de filtrage du bruit - Google Patents
Systeme numerique de filtrage du bruitInfo
- Publication number
- BE838919A BE838919A BE164623A BE164623A BE838919A BE 838919 A BE838919 A BE 838919A BE 164623 A BE164623 A BE 164623A BE 164623 A BE164623 A BE 164623A BE 838919 A BE838919 A BE 838919A
- Authority
- BE
- Belgium
- Prior art keywords
- filtering system
- noise filtering
- digital noise
- digital
- noise
- Prior art date
Links
- 238000001914 filtration Methods 0.000 title 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/02—Measuring characteristics of individual pulses, e.g. deviation from pulse flatness, rise time or duration
- G01R29/027—Indicating that a pulse characteristic is either above or below a predetermined value or within or beyond a predetermined range of values
- G01R29/0273—Indicating that a pulse characteristic is either above or below a predetermined value or within or beyond a predetermined range of values the pulse characteristic being duration, i.e. width (indicating that frequency of pulses is above or below a certain limit)
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/01—Details
- H03K3/013—Modifications of generator to prevent operation by noise or interference
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
- H03K5/01—Shaping pulses
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
- H03K5/125—Discriminating pulses
- H03K5/1252—Suppression or limitation of noise or interference
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Manipulation Of Pulses (AREA)
- Testing Of Individual Semiconductor Devices (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Tests Of Electronic Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/554,805 US3958133A (en) | 1975-03-03 | 1975-03-03 | Digital noise discriminator |
Publications (1)
Publication Number | Publication Date |
---|---|
BE838919A true BE838919A (fr) | 1976-06-16 |
Family
ID=24214782
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE164623A BE838919A (fr) | 1975-03-03 | 1976-02-25 | Systeme numerique de filtrage du bruit |
Country Status (15)
Country | Link |
---|---|
US (1) | US3958133A (xx) |
JP (1) | JPS51112159A (xx) |
BE (1) | BE838919A (xx) |
BR (1) | BR7601257A (xx) |
CA (1) | CA1043429A (xx) |
DE (1) | DE2608741A1 (xx) |
DK (1) | DK52576A (xx) |
ES (1) | ES445683A1 (xx) |
FR (1) | FR2303420A1 (xx) |
GB (1) | GB1534053A (xx) |
IE (1) | IE43734B1 (xx) |
IT (1) | IT1064190B (xx) |
LU (1) | LU74467A1 (xx) |
NL (1) | NL7601541A (xx) |
SE (1) | SE409269B (xx) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2841171C3 (de) * | 1978-09-21 | 1984-04-26 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung zum Entstören von Übertragungseinrichtungen für digitale Signale, insbesondere zum Ausblenden von höherfrequenten Störimpulsen beliebiger Polarität |
JPS56102883A (en) * | 1980-01-21 | 1981-08-17 | Hitachi Ltd | Ultrasonic holography apparatus |
US4353032A (en) * | 1980-06-02 | 1982-10-05 | Tektronix, Inc. | Glitch detector |
US4442500A (en) * | 1981-10-16 | 1984-04-10 | Motorola, Inc. | Narrow band digital filter |
US4571514A (en) * | 1982-11-26 | 1986-02-18 | Motorola, Inc. | Amplitude adjusted pulse width discriminator and method therefor |
US4750215A (en) * | 1986-06-24 | 1988-06-07 | Cincinnati Microwave, Inc. | Police radar signal detection circuitry for a police radar warning receiver |
US4813044A (en) * | 1987-01-30 | 1989-03-14 | International Business Machines Corporation | Method and apparatus for detecting transient errors |
US5161185A (en) * | 1989-06-21 | 1992-11-03 | Texas Instruments Incorporated | Method and apparatus for reducing noise in a digital voltage signal |
JP3016852B2 (ja) * | 1990-11-28 | 2000-03-06 | パイオニア株式会社 | データ処理装置 |
US5905755A (en) * | 1996-07-17 | 1999-05-18 | Northern Telecom Limited | Method and circuit for data regeneration of a data stream |
US20070041374A1 (en) * | 2005-08-17 | 2007-02-22 | Randeep Kapoor | Reset to a default state on a switch fabric |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3315246A (en) * | 1964-01-20 | 1967-04-18 | Gen Signal Corp | Signal absence detection circuit |
US3753007A (en) * | 1970-11-16 | 1973-08-14 | Honeywell Inf Systems | Strobe generation system |
US3828258A (en) * | 1973-03-23 | 1974-08-06 | Rca Corp | Signal duration sensing circuit |
-
1975
- 1975-03-03 US US05/554,805 patent/US3958133A/en not_active Expired - Lifetime
-
1976
- 1976-02-10 DK DK52576*#A patent/DK52576A/da unknown
- 1976-02-10 CA CA245,463A patent/CA1043429A/en not_active Expired
- 1976-02-16 NL NL7601541A patent/NL7601541A/xx not_active Application Discontinuation
- 1976-02-24 SE SE7602207A patent/SE409269B/xx unknown
- 1976-02-25 BE BE164623A patent/BE838919A/xx not_active IP Right Cessation
- 1976-02-27 FR FR7605492A patent/FR2303420A1/fr active Granted
- 1976-02-27 BR BR7601257A patent/BR7601257A/pt unknown
- 1976-03-01 GB GB8092/76A patent/GB1534053A/en not_active Expired
- 1976-03-02 IE IE427/76A patent/IE43734B1/en unknown
- 1976-03-02 ES ES445683A patent/ES445683A1/es not_active Expired
- 1976-03-03 DE DE19762608741 patent/DE2608741A1/de not_active Withdrawn
- 1976-03-03 JP JP51023066A patent/JPS51112159A/ja active Pending
- 1976-03-03 IT IT20791/76A patent/IT1064190B/it active
- 1976-03-03 LU LU74467A patent/LU74467A1/xx unknown
Also Published As
Publication number | Publication date |
---|---|
AU1124576A (en) | 1977-09-01 |
IT1064190B (it) | 1985-02-18 |
ES445683A1 (es) | 1977-06-16 |
SE409269B (sv) | 1979-08-06 |
FR2303420A1 (fr) | 1976-10-01 |
BR7601257A (pt) | 1976-09-14 |
IE43734B1 (en) | 1981-05-20 |
IE43734L (en) | 1976-09-03 |
NL7601541A (nl) | 1976-09-07 |
GB1534053A (en) | 1978-11-29 |
SE7602207L (sv) | 1976-09-06 |
FR2303420B1 (xx) | 1982-08-27 |
DK52576A (da) | 1976-09-04 |
LU74467A1 (xx) | 1976-09-01 |
DE2608741A1 (de) | 1976-09-16 |
US3958133A (en) | 1976-05-18 |
JPS51112159A (en) | 1976-10-04 |
CA1043429A (en) | 1978-11-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: UNITED TECHNOLOGIES CORP. Effective date: 19840225 |