DE3782959T2 - Erzeuger von niederfrequenten toenen. - Google Patents

Erzeuger von niederfrequenten toenen.

Info

Publication number
DE3782959T2
DE3782959T2 DE8787302735T DE3782959T DE3782959T2 DE 3782959 T2 DE3782959 T2 DE 3782959T2 DE 8787302735 T DE8787302735 T DE 8787302735T DE 3782959 T DE3782959 T DE 3782959T DE 3782959 T2 DE3782959 T2 DE 3782959T2
Authority
DE
Germany
Prior art keywords
toen
generator
low frequency
frequency
low
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
Application number
DE8787302735T
Other languages
English (en)
Other versions
DE3782959D1 (de
Inventor
Koji Watanabe
Katsuhiko Mingle Ap Ak Hayashi
Nobuaki Minakuchi
Masayuki Misaki
Kenichi Terai
Yasutoshi Nakama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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.)
Filing date
Publication date
Priority claimed from JP7477886A external-priority patent/JPH0722437B2/ja
Priority claimed from JP61188143A external-priority patent/JPH0748919B2/ja
Priority claimed from JP24780886A external-priority patent/JPS63102493A/ja
Priority claimed from JP61312190A external-priority patent/JPS63164794A/ja
Priority claimed from JP62036105A external-priority patent/JPS63204900A/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE3782959D1 publication Critical patent/DE3782959D1/de
Application granted granted Critical
Publication of DE3782959T2 publication Critical patent/DE3782959T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H03G5/16—Automatic control
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • G11B5/027—Analogue recording
    • G11B5/035—Equalising
DE8787302735T 1986-04-01 1987-03-30 Erzeuger von niederfrequenten toenen. Expired - Fee Related DE3782959T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP7477886A JPH0722437B2 (ja) 1986-04-01 1986-04-01 重低音再生装置
JP61188143A JPH0748919B2 (ja) 1986-08-11 1986-08-11 重低音再生装置
JP24780886A JPS63102493A (ja) 1986-10-17 1986-10-17 重低音再生装置
JP61312190A JPS63164794A (ja) 1986-12-26 1986-12-26 重低音再生装置
JP62036105A JPS63204900A (ja) 1987-02-19 1987-02-19 重低音再生装置

Publications (2)

Publication Number Publication Date
DE3782959D1 DE3782959D1 (de) 1993-01-21
DE3782959T2 true DE3782959T2 (de) 1993-06-24

Family

ID=27521760

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787302735T Expired - Fee Related DE3782959T2 (de) 1986-04-01 1987-03-30 Erzeuger von niederfrequenten toenen.

Country Status (4)

Country Link
US (1) US4790014A (de)
EP (1) EP0240286B1 (de)
CA (1) CA1282344C (de)
DE (1) DE3782959T2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10010037A1 (de) * 2000-03-02 2001-09-06 Volkswagen Ag Verfahren zur Rekonstruktion tieffrequenter Sprachanteile aus mittelhohen Frequenzanteilen

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR940001861B1 (ko) * 1991-04-12 1994-03-09 삼성전자 주식회사 오디오 대역신호의 음성/음악 판별장치
JPH08195028A (ja) * 1995-01-13 1996-07-30 Victor Co Of Japan Ltd 音声処理回路
JPH08237800A (ja) * 1995-02-27 1996-09-13 Matsushita Electric Ind Co Ltd 低音増強回路
WO1999026454A1 (en) * 1997-11-17 1999-05-27 Srs Labs, Inc. Low-frequency audio simulation system
US6285767B1 (en) 1998-09-04 2001-09-04 Srs Labs, Inc. Low-frequency audio enhancement system
KR100684054B1 (ko) * 1998-09-08 2007-02-16 코닌클리케 필립스 일렉트로닉스 엔.브이. 오디오 시스템의 베이스 강화 수단
DE19928420A1 (de) * 1999-06-23 2000-12-28 Micronas Gmbh Verfahren zur Verarbeitung eines Audiosignals
US7031474B1 (en) 1999-10-04 2006-04-18 Srs Labs, Inc. Acoustic correction apparatus
US7277767B2 (en) 1999-12-10 2007-10-02 Srs Labs, Inc. System and method for enhanced streaming audio
CN1233195C (zh) * 2000-04-27 2005-12-21 皇家菲利浦电子有限公司 带宽扩展设备
WO2002007308A2 (en) * 2000-07-13 2002-01-24 Koninklijke Philips Electronics N.V. Infrabass
KR20040034710A (ko) * 2001-09-06 2004-04-28 코닌클리케 필립스 일렉트로닉스 엔.브이. 주기 신호의 저조파를 생성하기 위한 방법 및 회로
JP4081768B2 (ja) * 2004-03-03 2008-04-30 ソニー株式会社 複数音声再生装置、複数音声再生方法及び複数音声再生システム
US8050434B1 (en) 2006-12-21 2011-11-01 Srs Labs, Inc. Multi-channel audio enhancement system
CN104012001B (zh) 2011-12-27 2017-10-27 Dts有限责任公司 低音增强系统
US9247342B2 (en) 2013-05-14 2016-01-26 James J. Croft, III Loudspeaker enclosure system with signal processor for enhanced perception of low frequency output
US9258664B2 (en) 2013-05-23 2016-02-09 Comhear, Inc. Headphone audio enhancement system

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3213180A (en) * 1961-11-20 1965-10-19 Jack C Cookerly Tone generation system
BE643118A (de) * 1963-02-14 1964-05-15
US3535969A (en) * 1968-08-09 1970-10-27 Baldwin Co D H Musical instrument electronic tone processing system
US4051331A (en) * 1976-03-29 1977-09-27 Brigham Young University Speech coding hearing aid system utilizing formant frequency transformation
DE2613513A1 (de) * 1976-03-30 1977-10-06 Albert Dipl Ing Kremer Hoerhilfe insbesondere hoergeraet
US4182930A (en) * 1978-03-10 1980-01-08 Dbx Inc. Detection and monitoring device
DE2908999C2 (de) * 1979-03-08 1982-06-09 Siemens AG, 1000 Berlin und 8000 München Verfahren zur Erzeugung von akustischen Sprachsignalen, die für äußerst Schwerhörige verständlich sind und Gerät zur Durchführung dieses Verfahrens
US4698842A (en) * 1985-07-11 1987-10-06 Electronic Engineering And Manufacturing, Inc. Audio processing system for restoring bass frequencies

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10010037A1 (de) * 2000-03-02 2001-09-06 Volkswagen Ag Verfahren zur Rekonstruktion tieffrequenter Sprachanteile aus mittelhohen Frequenzanteilen
DE10010037B4 (de) * 2000-03-02 2009-11-26 Volkswagen Ag Verfahren zur Rekonstruktion tieffrequenter Sprachanteile aus mittelhohen Frequenzanteilen

Also Published As

Publication number Publication date
US4790014A (en) 1988-12-06
DE3782959D1 (de) 1993-01-21
EP0240286B1 (de) 1992-12-09
EP0240286A3 (en) 1988-10-26
CA1282344C (en) 1991-04-02
EP0240286A2 (de) 1987-10-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee