PT85981A - Dispositivo de controlo de tonalidade para sinais de dados amostrados - Google Patents

Dispositivo de controlo de tonalidade para sinais de dados amostrados

Info

Publication number: PT85981A
Authority: PT; Portugal
Prior art keywords: sampled data; control device; data signals; dial control; input samples
Prior art date: 1986-10-27

Application number

PT85981A

Other languages

English (en)

Other versions

PT85981B (pt

Inventor

Todd J Christopher

Original Assignee

Gen Electric

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.)

1986-10-27

Filing date

1987-10-22

Publication date

1988-11-30

1987-10-22 Application filed by Gen Electric filed Critical Gen Electric

1988-11-30 Publication of PT85981A publication Critical patent/PT85981A/pt

1995-05-31 Publication of PT85981B publication Critical patent/PT85981B/pt

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
- H03H17/04—Recursive filters
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G5/00—Tone control or bandwidth control in amplifiers
- H03G5/005—Tone control or bandwidth control in amplifiers of digital signals

Landscapes

Engineering & Computer Science (AREA)
Computer Hardware Design (AREA)
Mathematical Physics (AREA)
Physics & Mathematics (AREA)
Selective Calling Equipment (AREA)
Compression, Expansion, Code Conversion, And Decoders (AREA)
Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
Mobile Radio Communication Systems (AREA)
Devices For Supply Of Signal Current (AREA)
Ropes Or Cables (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Fats And Perfumes (AREA)
Electrophonic Musical Instruments (AREA)

PT85981A 1986-10-27 1987-10-22 Dispositivo de controlo de tonalidade para sinais de dados amostrados PT85981B (pt)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US92341686A	1986-10-27	1986-10-27
US07/073,338 US4764967A (en)	1986-10-27	1987-07-13	Tone control system for sampled data signals

Publications (2)

Publication Number	Publication Date
PT85981A true PT85981A (pt)	1988-11-30
PT85981B PT85981B (pt)	1995-05-31

Family

ID=26754369

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
PT85981A PT85981B (pt)	1986-10-27	1987-10-22	Dispositivo de controlo de tonalidade para sinais de dados amostrados

Country Status (12)

Country	Link
US (1)	US4764967A (pt)
EP (1)	EP0266148B1 (pt)
KR (1)	KR950008681B1 (pt)
AT (1)	ATE141730T1 (pt)
AU (1)	AU601500B2 (pt)
CA (1)	CA1277920C (pt)
DE (1)	DE3751874T2 (pt)
DK (1)	DK559587A (pt)
ES (1)	ES2091744T3 (pt)
FI (1)	FI874606L (pt)
NZ (1)	NZ222286A (pt)
PT (1)	PT85981B (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5046105A (en) *	1990-04-30	1991-09-03	Rane Corporation	Audio signal equalizer having accelerated slope phase shift compensated filters
JPH0738561B2 (ja) *	1993-02-15	1995-04-26	日本電気株式会社	ディジタルフィルタ回路
JPH08237800A (ja) *	1995-02-27	1996-09-13	Matsushita Electric Ind Co Ltd	低音増強回路
DE19947048C2 (de)	1999-09-30	2003-02-13	Micronas Munich Gmbh	Regelkreis für digitale Signale
US8189812B2 (en) *	2007-03-01	2012-05-29	Microsoft Corporation	Bass boost filtering techniques
US8275152B2 (en) *	2007-09-21	2012-09-25	Microsoft Corporation	Dynamic bass boost filter
US9225305B2 (en) *	2010-09-23	2015-12-29	AudioControl, Inc.	System and methods for applying bass compensation
TWI492009B (zh) *	2013-06-20	2015-07-11	中國鋼鐵股份有限公司	串級控制系統的設定方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1385024A (en) *	1971-02-12	1975-02-26	Emi Ltd	Digital signal handling techniques
US4055818A (en) *	1976-04-09	1977-10-25	Motorola, Inc.	Tone control circuit
DE3102945A1 (de) *	1980-05-19	1981-12-24	Hitachi, Ltd., Tokyo	Umschaltbarer signalkompressor/signaldehner
US4317092A (en) *	1980-06-30	1982-02-23	Hewlett-Packard Company	Recursive low pass digital filter
DE3201655A1 (de) *	1982-01-21	1983-09-08	Leunig GmbH, 5206 Neunkirchen-Seelscheid	Schaltung fuer entzerrer
NL8201344A (nl) *	1982-03-31	1983-10-17	Philips Nv	Digitale toonregelinrichting.
NL8300468A (nl) *	1983-02-08	1984-09-03	Philips Nv	Digitale dynamiek omzetter.
JPH063857B2 (ja) *	1984-10-19	1994-01-12	ソニー株式会社	可変エンフアシス回路
US4694414A (en) *	1984-12-19	1987-09-15	Rca Corporation	Digital delay interpolation filter with amplitude and phase compensation

1987
- 1987-07-13 US US07/073,338 patent/US4764967A/en not_active Expired - Lifetime
- 1987-10-20 FI FI874606A patent/FI874606L/fi not_active Application Discontinuation
- 1987-10-22 PT PT85981A patent/PT85981B/pt not_active IP Right Cessation
- 1987-10-23 AU AU80095/87A patent/AU601500B2/en not_active Ceased
- 1987-10-23 NZ NZ222286A patent/NZ222286A/xx unknown
- 1987-10-23 CA CA000550087A patent/CA1277920C/en not_active Expired - Lifetime
- 1987-10-26 DE DE3751874T patent/DE3751874T2/de not_active Expired - Fee Related
- 1987-10-26 ES ES87309423T patent/ES2091744T3/es not_active Expired - Lifetime
- 1987-10-26 EP EP87309423A patent/EP0266148B1/en not_active Expired - Lifetime
- 1987-10-26 DK DK559587A patent/DK559587A/da not_active Application Discontinuation
- 1987-10-26 KR KR1019870011866A patent/KR950008681B1/ko not_active Expired - Fee Related
- 1987-10-26 AT AT87309423T patent/ATE141730T1/de not_active IP Right Cessation

Also Published As

Publication number	Publication date
KR880005604A (ko)	1988-06-29
FI874606A0 (fi)	1987-10-20
DK559587A (da)	1988-04-28
AU601500B2 (en)	1990-09-13
NZ222286A (en)	1989-04-26
DE3751874D1 (de)	1996-09-26
FI874606A7 (fi)	1988-04-28
EP0266148A2 (en)	1988-05-04
PT85981B (pt)	1995-05-31
FI874606L (fi)	1988-04-28
ATE141730T1 (de)	1996-09-15
AU8009587A (en)	1988-04-28
DK559587D0 (da)	1987-10-26
DE3751874T2 (de)	1996-12-19
EP0266148B1 (en)	1996-08-21
EP0266148A3 (en)	1990-09-26
US4764967A (en)	1988-08-16
KR950008681B1 (ko)	1995-08-04
ES2091744T3 (es)	1996-11-16
CA1277920C (en)	1990-12-18

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Legal Events

Date

Code

Title

Description

1995-05-31

FG3A

Patent granted, date of granting

Effective date: 19941116

2000-09-29

MM3A

Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 20000531