DE3788710D1 - Tonsignalverarbeitungsvorrichtung mit einem digitalen Filter. - Google Patents

Tonsignalverarbeitungsvorrichtung mit einem digitalen Filter.

Info

Publication number
DE3788710D1
DE3788710D1 DE87116017T DE3788710T DE3788710D1 DE 3788710 D1 DE3788710 D1 DE 3788710D1 DE 87116017 T DE87116017 T DE 87116017T DE 3788710 T DE3788710 T DE 3788710T DE 3788710 D1 DE3788710 D1 DE 3788710D1
Authority
DE
Germany
Prior art keywords
processing device
signal processing
sound signal
digital filter
digital
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
DE87116017T
Other languages
English (en)
Other versions
DE3788710T2 (de
Inventor
Hideo C O Yamaha Corpor Suzuki
Yoshio C O Yamaha Corpo Fujita
Hirotaka C O Yamah Kuribayashi
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.)
Yamaha Corp
Original Assignee
Yamaha Corp
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 JP62125561A external-priority patent/JP2526581B2/ja
Priority claimed from JP62125560A external-priority patent/JPH0690622B2/ja
Application filed by Yamaha Corp filed Critical Yamaha Corp
Publication of DE3788710D1 publication Critical patent/DE3788710D1/de
Application granted granted Critical
Publication of DE3788710T2 publication Critical patent/DE3788710T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H7/00—Instruments in which the tones are synthesised from a data store, e.g. computer organs
    • G10H7/002—Instruments in which the tones are synthesised from a data store, e.g. computer organs using a common processing for different operations or calculations, and a set of microinstructions (programme) to control the sequence thereof
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H1/00—Details of electrophonic musical instruments
    • G10H1/02—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos
    • G10H1/06—Circuits for establishing the harmonic content of tones, or other arrangements for changing the tone colour
    • G10H1/12—Circuits for establishing the harmonic content of tones, or other arrangements for changing the tone colour by filtering complex waveforms
    • G10H1/125—Circuits for establishing the harmonic content of tones, or other arrangements for changing the tone colour by filtering complex waveforms using a digital filter
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H2250/00—Aspects of algorithms or signal processing methods without intrinsic musical character, yet specifically adapted for or used in electrophonic musical processing
    • G10H2250/055—Filters for musical processing or musical effects; Filter responses, filter architecture, filter coefficients or control parameters therefor
    • G10H2250/095—Filter coefficient interpolation
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H2250/00—Aspects of algorithms or signal processing methods without intrinsic musical character, yet specifically adapted for or used in electrophonic musical processing
    • G10H2250/055—Filters for musical processing or musical effects; Filter responses, filter architecture, filter coefficients or control parameters therefor
    • G10H2250/111—Impulse response, i.e. filters defined or specifed by their temporal impulse response features, e.g. for echo or reverberation applications
    • G10H2250/115—FIR impulse, e.g. for echoes or room acoustics, the shape of the impulse response is specified in particular according to delay times

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • General Engineering & Computer Science (AREA)
  • Electrophonic Musical Instruments (AREA)
DE87116017T 1986-11-02 1987-10-31 Tonsignalverarbeitungsvorrichtung mit einem digitalen Filter. Expired - Fee Related DE3788710T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP26119286 1986-11-02
JP62125561A JP2526581B2 (ja) 1986-11-02 1987-05-22 楽音信号処理装置
JP62125560A JPH0690622B2 (ja) 1987-05-22 1987-05-22 楽音信号処理装置

Publications (2)

Publication Number Publication Date
DE3788710D1 true DE3788710D1 (de) 1994-02-17
DE3788710T2 DE3788710T2 (de) 1994-04-28

Family

ID=27315157

Family Applications (1)

Application Number Title Priority Date Filing Date
DE87116017T Expired - Fee Related DE3788710T2 (de) 1986-11-02 1987-10-31 Tonsignalverarbeitungsvorrichtung mit einem digitalen Filter.

Country Status (5)

Country Link
US (1) US4907484A (de)
EP (1) EP0266703B1 (de)
DE (1) DE3788710T2 (de)
HK (1) HK134195A (de)
SG (1) SG7095G (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5086475A (en) * 1988-11-19 1992-02-04 Sony Corporation Apparatus for generating, recording or reproducing sound source data
DE3943796C2 (de) * 1988-11-19 2002-09-12 Sony Computer Entertainment Inc Vorrichtung zum komprimierenden Kodieren von Quelltondaten
JPH02173698A (ja) * 1988-12-26 1990-07-05 Yamaha Corp 電子楽器
US5140886A (en) * 1989-03-02 1992-08-25 Yamaha Corporation Musical tone signal generating apparatus having waveform memory with multiparameter addressing system
US5194681A (en) * 1989-09-22 1993-03-16 Yamaha Corporation Musical tone generating apparatus
JP2689646B2 (ja) * 1989-10-04 1997-12-10 ヤマハ株式会社 電子楽器
JP2751470B2 (ja) * 1989-10-11 1998-05-18 ヤマハ株式会社 電子楽器のフィルタ装置
JPH03163597A (ja) * 1989-11-22 1991-07-15 Yamaha Corp 楽音合成装置
US5157623A (en) * 1989-12-30 1992-10-20 Casio Computer Co., Ltd. Digital filter with dynamically variable filter characteristics
JP2531283B2 (ja) * 1990-01-18 1996-09-04 ヤマハ株式会社 電子楽器
US5218155A (en) * 1990-03-30 1993-06-08 Kabushiki Kaisha Kawai Gakki Seisakusho Tone signal processing apparatus for PCM waveform interpolation and filtering
US5340938A (en) * 1990-04-23 1994-08-23 Casio Computer Co., Ltd. Tone generation apparatus with selective assignment of one of tone generation processing modes to tone generation channels
JP3177978B2 (ja) * 1990-07-18 2001-06-18 カシオ計算機株式会社 デジタルフィルタの係数設定方法
JP2643553B2 (ja) * 1990-07-24 1997-08-20 ヤマハ株式会社 楽音信号処理装置
JP2722795B2 (ja) * 1990-08-08 1998-03-09 ヤマハ株式会社 楽音合成装置
JP2629418B2 (ja) * 1990-08-09 1997-07-09 ヤマハ株式会社 楽音合成装置
JP2623942B2 (ja) * 1990-09-05 1997-06-25 ヤマハ株式会社 楽音信号発生装置
US5359146A (en) * 1991-02-19 1994-10-25 Yamaha Corporation Musical tone synthesizing apparatus having smoothly varying tone control parameters
JP2661391B2 (ja) * 1991-03-01 1997-10-08 ヤマハ株式会社 楽音信号処理装置
JP2727802B2 (ja) * 1991-07-04 1998-03-18 ヤマハ株式会社 デジタル信号処理プロセッサ
JP2779983B2 (ja) * 1991-07-29 1998-07-23 株式会社河合楽器製作所 電子楽器
JP3482685B2 (ja) * 1993-05-25 2003-12-22 ヤマハ株式会社 電子楽器の音源装置
GB2325364B (en) * 1994-09-20 1999-01-13 Sony Uk Ltd Digital signal processing
JPH09152870A (ja) * 1995-11-30 1997-06-10 Kawai Musical Instr Mfg Co Ltd 電子楽器のデジタルフィルタ装置
KR100266578B1 (ko) * 1997-06-11 2000-09-15 구자홍 자동 음색보정 방법 및 장치
JP3430985B2 (ja) * 1999-08-05 2003-07-28 ヤマハ株式会社 合成音生成装置
US6324501B1 (en) * 1999-08-18 2001-11-27 At&T Corp. Signal dependent speech modifications
US7622665B2 (en) * 2006-09-19 2009-11-24 Casio Computer Co., Ltd. Filter device and electronic musical instrument using the filter device
JP5691209B2 (ja) * 2010-03-18 2015-04-01 ヤマハ株式会社 信号処理装置および弦楽器
US9280964B2 (en) * 2013-03-14 2016-03-08 Fishman Transducers, Inc. Device and method for processing signals associated with sound

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4036096A (en) * 1974-07-11 1977-07-19 Nippon Gakki Seizo Kabushiki Kaisha Musical tone waveshape generator
US4184402A (en) * 1976-12-27 1980-01-22 Kabushiki Kaisha Kawai Gakki Seisakusho Electronic musical instrument
JPS57176096A (en) * 1981-04-23 1982-10-29 Nippon Musical Instruments Mfg Electronic musical instrument
JPS5940698A (ja) * 1982-07-27 1984-03-06 ロ−ランド株式会社 電子楽器の楽音生成装置
US4554858A (en) * 1982-08-13 1985-11-26 Nippon Gakki Seizo Kabushiki Kaisha Digital filter for an electronic musical instrument
JPS6052895A (ja) * 1983-09-02 1985-03-26 ヤマハ株式会社 楽音信号発生装置
US4779505A (en) * 1983-09-07 1988-10-25 Nippon Gakki Seizo Kabushiki Kaisha Electronic musical instrument of full-wave readout system
JPS6093494A (ja) * 1983-10-27 1985-05-25 株式会社河合楽器製作所 電子楽器
US4829463A (en) * 1985-03-27 1989-05-09 Akai Electric Co. Ltd. Programmed time-changing coefficient digital filter
US4677889A (en) * 1985-10-25 1987-07-07 Kawai Musical Instrument Mfg. Co., Ltd. Harmonic interpolation for producing time variant tones in an electronic musical instrument
JPH0631989B2 (ja) * 1985-11-14 1994-04-27 ロ−ランド株式会社 電子楽器の波形発生装置

Also Published As

Publication number Publication date
EP0266703B1 (de) 1994-01-05
US4907484A (en) 1990-03-13
SG7095G (en) 1995-06-16
EP0266703A2 (de) 1988-05-11
EP0266703A3 (en) 1990-02-14
DE3788710T2 (de) 1994-04-28
HK134195A (en) 1995-09-01

Similar Documents

Publication Publication Date Title
DE3788710T2 (de) Tonsignalverarbeitungsvorrichtung mit einem digitalen Filter.
DE3484701D1 (de) Digitale signalverarbeitungseinrichtung mit einem digitalen filter.
DE68929113D1 (de) Digitalsignalverarbeitungseinheit
DE3485792T2 (de) Digitale signalverarbeitungseinrichtungen.
DE3885775T2 (de) Digitaler Signalprozessor.
DE3851858D1 (de) Digitaler Signalprozessor.
DE69024017T2 (de) Digitalsignalkodierungseinrichtung.
DE3885815T2 (de) Digital-Signal-Übertragungseinrichtung.
ES533504A0 (es) Perfeccionamientos introducidos en un aparato de tratamiento de senal digital
DE68920005D1 (de) Signalverarbeitungseinrichtung.
KR890013932A (ko) 디지탈 영상신호 처리장치
DE3381326D1 (de) Digitales signalverarbeitungsgeraet.
ES533503A0 (es) Perfeccionamientos introducidos en un aparato de tratamiento de senal digital
DE3689305T2 (de) Tonsignalsbehandlungsvorrichtung.
DE3785654T2 (de) Tonsignalerzeugungsvorrichtung mit einem digitalen Filter.
DE68925781T2 (de) Digitales Filter
DE3886739D1 (de) Einrichtung zur digitalen Signalverarbeitung.
ATA338183A (de) Digitalsignal-filtereinrichtung
DE3883414T2 (de) Digitales Signalverarbeitungssystem mit einer Filterbank.
DE3785624D1 (de) Digitaler signalprozessor mit dividierfunktion.
NL193336B (nl) Videosignaalverwerkingsinrichting.
DE3583128D1 (de) Digitales signalverarbeitungsgeraet.
DE3882320D1 (de) Digitales signalverarbeitungsgeraet.
DE3889442D1 (de) Digitalsignalverarbeitungsvorrichtung.
FI840708A (fi) Hoeggradigt filter foer en elektrisk signal.

Legal Events

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