BR8002141A - Circuito bloqueador de ruidos - Google Patents

Circuito bloqueador de ruidos

Info

Publication number: BR8002141A
Authority: BR; Brazil
Prior art keywords: blocking circuit; noise blocking; noise; circuit; blocking
Prior art date: 1979-04-23

Application number

BR8002141A

Other languages

English (en)

Inventor

R Dressler

Original Assignee

Motorola Inc

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.)

1979-04-23

Filing date

1980-04-08

Publication date

1980-11-25

1980-04-08 Application filed by Motorola Inc filed Critical Motorola Inc

1980-11-25 Publication of BR8002141A publication Critical patent/BR8002141A/pt

Classifications

- 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
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/34—Muting amplifier when no signal is present
- H03G3/345—Muting during a short period of time when noise pulses are detected, i.e. blanking

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Noise Elimination (AREA)

BR8002141A 1979-04-23 1980-04-08 Circuito bloqueador de ruidos BR8002141A (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US3262579A	1979-04-23	1979-04-23

Publications (1)

Publication Number	Publication Date
BR8002141A true BR8002141A (pt)	1980-11-25

Family

ID=21865935

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR8002141A BR8002141A (pt)	1979-04-23	1980-04-08	Circuito bloqueador de ruidos

Country Status (7)

Country	Link
US (1)	US4327446A (pt)
EP (1)	EP0018716A3 (pt)
JP (1)	JPS55143844A (pt)
KR (1)	KR830002234B1 (pt)
BR (1)	BR8002141A (pt)
CA (1)	CA1176336A (pt)
MX (1)	MX148402A (pt)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3130341A1 (de) *	1980-09-17	1982-06-16	Hitachi, Ltd., Tokyo	Rauschsperre und mit dieser versehener fm-funkempfaenger
US4450573A (en) *	1981-12-07	1984-05-22	Motorola Inc.	Bit data operated squelch
US4521917A (en) *	1983-11-14	1985-06-04	General Electric Company	Noise blanking circuit and method
US4617474A (en) *	1984-06-27	1986-10-14	Jason Barry L	Signal detector
US4675863A (en)	1985-03-20	1987-06-23	International Mobile Machines Corp.	Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels
EP0208425A3 (en) *	1985-06-13	1988-01-13	Devon County Council	Television sub-carrier transmission
US4637066A (en) *	1985-07-02	1987-01-13	General Motors Corporation	Noise blanking signal generator for AM radio
US4843626A (en) *	1986-07-10	1989-06-27	Werrbach Donn R	Multiband limiter with automatic limiting threshold (ALT) compensation
US4825448A (en) *	1986-08-07	1989-04-25	International Mobile Machines Corporation	Subscriber unit for wireless digital telephone system
FR2623672A1 (fr) *	1987-11-19	1989-05-26	Alcatel Thomson Radiotelephone	Dispositif d'amelioration du confort d'ecoute par suppression des phenomenes transitoires dans une chaine de reception d'un equipement fm/pm a bande etroite, notamment en radiotelephonie
US5170489A (en) *	1988-11-30	1992-12-08	Ellis Glazebrook	Noise blanker with continuous wave interference compensation
US4965854A (en) *	1988-11-30	1990-10-23	General Electric Company	Noise blanker with continuous wave interference compensation
EP0597525A1 (en) *	1992-11-09	1994-05-18	Koninklijke Philips Electronics N.V.	Device for detecting pulsatory interference signals
US5389912A (en) *	1993-02-10	1995-02-14	Arvin; Parham P.	Truck clearance anti-collision device
US5546383A (en)	1993-09-30	1996-08-13	Cooley; David M.	Modularly clustered radiotelephone system
US6292654B1 (en) *	1997-11-03	2001-09-18	Harris Corporation	Digital noise blanker for communications systems and methods therefor
US6577851B1 (en) *	1999-11-16	2003-06-10	Motorola, Inc.	Impulse noise blanker
US8583427B2 (en) *	1999-11-18	2013-11-12	Broadcom Corporation	Voice and data exchange over a packet based network with voice detection
US6775526B2 (en) *	2000-12-01	2004-08-10	Microchip Technology Incorporated	Modulated input signal filter
EP1271771B1 (en)	2001-06-28	2006-08-09	STMicroelectronics GmbH	Method and apparatus for removing noise spikes
US20080204379A1 (en) *	2007-02-22	2008-08-28	Microsoft Corporation	Display with integrated audio transducer device
US7805120B2 (en) *	2007-04-17	2010-09-28	Delphi Technologies, Inc.	Noise blanker circuit and method for removing noise and correcting a signal
EP3182164B1 (en) *	2015-12-15	2018-07-04	Airbus Defence and Space GmbH	Noise distribution shaping for signals, particularly cdma signals, with mitigation of artifact signals
WO2017123717A1 (en)	2016-01-12	2017-07-20	Ppc Broadband, Inc.	Network interface device with dynamic noise conditioning
CA3012728A1 (en)	2016-01-29	2017-08-03	Ppc Broadband, Inc.	Dynamic noise mitigation device
WO2019022962A1 (en)	2017-07-27	2019-01-31	Ppc Broadband, Inc.	NETWORK INTERFACE DEVICES HAVING UPSTREAM NOISE SUPPRESSORS

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3098872A (en) *	1958-03-06	1963-07-23	Deere & Co	Production of nitrourea
US3098972A (en) *	1961-10-10	1963-07-23	Howard James Wesley	Transistorized pulse gate noise limiter
US3191124A (en) *	1961-10-30	1965-06-22	Avco Corp	Amplitude noise control gate
US3188571A (en) *	1962-11-28	1965-06-08	Collins Radio Co	Detected noise actuated, agc noisequieting action dependent, and total noise level adaptive rf receiver squelch system
NL145420B (nl) *	1969-10-25	1975-03-17	Philips Nv	Schakeling voor het onderdrukken van storingen in een fm radio-ontvanger.
US3588705A (en) *	1969-11-12	1971-06-28	Nasa	Frequency-modulation demodulator threshold extension device
US3623144A (en) *	1970-05-13	1971-11-23	Motorola Inc	Impulse noise-blanking system employing field effect transistors
US3699457A (en) *	1971-08-11	1972-10-17	Motorola Inc	Noise blanker circuit including rate bias and rate shutoff circuitry and audio blanking
DE2512412C3 (de) *	1975-03-21	1979-02-01	Blaupunkt-Werke Gmbh, 3200 Hildesheim	Schaltungsanordnung zum Unterdrücken von Störungen in einem FM-Rundfunkempfänger
DE2633000A1 (de) *	1976-07-22	1978-01-26	Blaupunkt Werke Gmbh	Rundfunkempfaenger mit stoerimpulsaustastung
GB1578374A (en) *	1976-11-08	1980-11-05	Clarion Co Ltd	Noise reduction in audio reproducing systems

1980
- 1980-03-19 CA CA000347925A patent/CA1176336A/en not_active Expired
- 1980-03-26 EP EP80300936A patent/EP0018716A3/en not_active Withdrawn
- 1980-04-08 BR BR8002141A patent/BR8002141A/pt unknown
- 1980-04-15 KR KR1019800001548A patent/KR830002234B1/ko not_active Expired
- 1980-04-21 MX MX182032A patent/MX148402A/es unknown
- 1980-04-22 JP JP5408680A patent/JPS55143844A/ja active Pending
- 1980-08-12 US US06/177,341 patent/US4327446A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
US4327446A (en)	1982-04-27
CA1176336A (en)	1984-10-16
KR830002234B1 (ko)	1983-10-20
EP0018716A3 (en)	1981-02-11
MX148402A (es)	1983-04-18
KR830003994A (ko)	1983-06-30
EP0018716A2 (en)	1980-11-12
JPS55143844A (en)	1980-11-10

Publication	Publication Date	Title
BR8002141A (pt)	1980-11-25	Circuito bloqueador de ruidos
ES481550A0 (es)	1980-07-01	Micropastilla de circuito integrado.
IT1096958B (it)	1985-08-26	Struttura di circuito integrato
IT1088174B (it)	1985-06-10	Circuito integrato
IT1159142B (it)	1987-02-25	Circuito integrato perfezionato
IT1132865B (it)	1986-07-09	Circuito rivelatore di transizioni
BR7708749A (pt)	1978-09-05	Circuito integrado de efeito hall
BR7806562A (pt)	1979-05-15	Trava e circuito de trava
IT1156136B (it)	1987-01-28	Circuito demultiplatore
IT1110170B (it)	1985-12-23	Circuito logico or
BR7701828A (pt)	1978-01-24	Aperfeicoamento em circuito automatico limitador de ruido
AR215918A1 (es)	1979-11-15	Circuito integrado
BR8205190A (pt)	1983-08-16	Circuito sincronizador-supervisor
IT1138559B (it)	1986-09-17	Circuito di riduzione del rumore
BR7706625A (pt)	1978-07-18	Circuito de interface
BR8002805A (pt)	1980-12-16	Circuito de linha
ES496060A0 (es)	1982-01-16	Pastilla de circuito integrado
BR8004593A (pt)	1981-02-03	Disjuntor de circuito
MX4187E (es)	1982-01-20	Mejoras en circuito de proteccion de television
IT8068359A0 (it)	1980-09-02	Circuito di sintonia
IT1101161B (it)	1985-09-28	Complesso di circuito televisivo
IT1082372B (it)	1985-05-21	Circuito integrato
IT1100271B (it)	1985-09-28	Circuito integrato
IT7827233A0 (it)	1978-08-31	Circuito magnetico regolabile.
BR8000482A (pt)	1980-12-30	Circuito detector de corrente