CA1114954A - Synthetiseur acoustique digital - Google Patents

Synthetiseur acoustique digital

Info

Publication number: CA1114954A
Authority: CA; Canada
Prior art keywords: signal; tone; phase; signals; memory
Prior art date: 1978-07-17
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

Application number

CA330,178A

Other languages

English (en)

Inventor

Arthur J. Tardif

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.)

Raytheon Co

Original Assignee

Raytheon Co

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.)

1978-07-17

Filing date

1979-06-20

Publication date

1981-12-22

1979-06-20 Application filed by Raytheon Co filed Critical Raytheon Co

1981-12-22 Application granted granted Critical

1981-12-22 Publication of CA1114954A publication Critical patent/CA1114954A/fr

Status Expired legal-status Critical Current

Links

230000003595 spectral effect Effects 0.000 claims abstract description 22
230000015654 memory Effects 0.000 claims description 48
230000008878 coupling Effects 0.000 claims description 12
238000010168 coupling process Methods 0.000 claims description 12
238000005859 coupling reaction Methods 0.000 claims description 12
238000001228 spectrum Methods 0.000 claims description 11
239000002131 composite material Substances 0.000 claims description 4
230000003213 activating effect Effects 0.000 claims description 2
238000009825 accumulation Methods 0.000 abstract description 5
230000000875 corresponding effect Effects 0.000 description 9
238000005070 sampling Methods 0.000 description 7
230000035508 accumulation Effects 0.000 description 4
230000015572 biosynthetic process Effects 0.000 description 4
238000000034 method Methods 0.000 description 4
230000004044 response Effects 0.000 description 4
238000003786 synthesis reaction Methods 0.000 description 4
238000004519 manufacturing process Methods 0.000 description 2
238000012549 training Methods 0.000 description 2
238000012935 Averaging Methods 0.000 description 1
238000006243 chemical reaction Methods 0.000 description 1
238000010276 construction Methods 0.000 description 1
230000001351 cycling effect Effects 0.000 description 1
230000007423 decrease Effects 0.000 description 1
230000001934 delay Effects 0.000 description 1
238000010586 diagram Methods 0.000 description 1
238000001914 filtration Methods 0.000 description 1
230000006870 function Effects 0.000 description 1
230000007257 malfunction Effects 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
230000008569 process Effects 0.000 description 1
230000000717 retained effect Effects 0.000 description 1
230000005236 sound signal Effects 0.000 description 1
238000010183 spectrum analysis Methods 0.000 description 1
230000002194 synthesizing effect Effects 0.000 description 1
230000002123 temporal effect Effects 0.000 description 1
238000012546 transfer Methods 0.000 description 1
230000000007 visual effect Effects 0.000 description 1

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
- G10H7/02—Instruments in which the tones are synthesised from a data store, e.g. computer organs in which amplitudes at successive sample points of a tone waveform are stored in one or more memories
- G10H7/06—Instruments in which the tones are synthesised from a data store, e.g. computer organs in which amplitudes at successive sample points of a tone waveform are stored in one or more memories in which amplitudes are read at a fixed rate, the read-out address varying stepwise by a given value, e.g. according to pitch

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Acoustics & Sound (AREA)
Multimedia (AREA)
Noise Elimination (AREA)
Electrophonic Musical Instruments (AREA)

CA330,178A 1978-07-17 1979-06-20 Synthetiseur acoustique digital Expired CA1114954A (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US92513078A	1978-07-17	1978-07-17
US925,130		1978-07-17

Publications (1)

Publication Number	Publication Date
CA1114954A true CA1114954A (fr)	1981-12-22

Family

ID=25451267

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA330,178A Expired CA1114954A (fr)	1978-07-17	1979-06-20	Synthetiseur acoustique digital

Country Status (6)

Country	Link
CA (1)	CA1114954A (fr)
DE (1)	DE2928896C2 (fr)
ES (1)	ES482471A1 (fr)
FR (1)	FR2431744A1 (fr)
IT (1)	IT1120477B (fr)
NO (1)	NO151802C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US10787119B2 (en)	2017-06-01	2020-09-29	Audi Ag	Method for generating driving noises, acoustics controller and motor vehicle

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3697699A (en) *	1969-10-22	1972-10-10	Ltv Electrosystems Inc	Digital speech signal synthesizer
DE2507272A1 (de) *	1975-02-20	1976-09-02	Krupp Gmbh	Verfahren zur elektronischen simulation von schiffsgeraeuschen
IT1033400B (it) *	1975-03-04	1979-07-10	Contraves Italiana Spa	Simulatore elettronico di suoni o rumori periodici con l impiego di organi di memoria elettronici digitali

1979
- 1979-06-20 CA CA330,178A patent/CA1114954A/fr not_active Expired
- 1979-07-06 IT IT49680/79A patent/IT1120477B/it active
- 1979-07-11 FR FR7917982A patent/FR2431744A1/fr active Granted
- 1979-07-13 ES ES482471A patent/ES482471A1/es not_active Expired
- 1979-07-16 NO NO792361A patent/NO151802C/no unknown
- 1979-07-17 DE DE2928896A patent/DE2928896C2/de not_active Expired

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US10787119B2 (en)	2017-06-01	2020-09-29	Audi Ag	Method for generating driving noises, acoustics controller and motor vehicle

Also Published As

Publication number	Publication date
ES482471A1 (es)	1980-02-16
FR2431744B1 (fr)	1983-12-02
IT1120477B (it)	1986-03-26
IT7949680A0 (it)	1979-07-06
FR2431744A1 (fr)	1980-02-15
DE2928896C2 (de)	1984-03-15
NO792361L (no)	1980-01-18
NO151802C (no)	1985-06-05
NO151802B (no)	1985-02-25
DE2928896A1 (de)	1980-02-07

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Legal Events

Date	Code	Title	Description
1998-12-22	MKEX	Expiry