JPS62209295A - 多点電子消音システム - Google Patents

多点電子消音システム

Info

Publication number: JPS62209295A
Authority: JP; Japan
Prior art keywords: electronic; sensor; sound; transfer function; control means
Prior art date: 1986-03-10
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.): Granted

Application number

JP61052102A

Other languages

English (en)

Japanese (ja)

Other versions

JPH031555B2 (it

Inventor

稔高橋

栗林　卓

浅見　欽一郎

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.)

Hitachi Ltd

Original Assignee

Hitachi Plant Engineering and Construction 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.)

1986-03-10

Filing date

1986-03-10

Publication date

1987-09-14

1986-03-10 Application filed by Hitachi Plant Engineering and Construction Co Ltd filed Critical Hitachi Plant Engineering and Construction Co Ltd

1986-03-10 Priority to JP61052102A priority Critical patent/JPS62209295A/ja

1987-09-14 Publication of JPS62209295A publication Critical patent/JPS62209295A/ja

1991-01-10 Publication of JPH031555B2 publication Critical patent/JPH031555B2/ja

Status Granted legal-status Critical Current

Links

230000003584 silencer Effects 0.000 claims description 24
238000013459 approach Methods 0.000 claims description 4
238000004378 air conditioning Methods 0.000 description 12
238000006243 chemical reaction Methods 0.000 description 4
230000030279 gene silencing Effects 0.000 description 4
238000004364 calculation method Methods 0.000 description 3
230000001902 propagating effect Effects 0.000 description 3
230000005540 biological transmission Effects 0.000 description 2
238000010586 diagram Methods 0.000 description 2
230000000694 effects Effects 0.000 description 2
230000000644 propagated effect Effects 0.000 description 2
230000001743 silencing effect Effects 0.000 description 2
230000003044 adaptive effect Effects 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
238000000034 method Methods 0.000 description 1
230000009467 reduction Effects 0.000 description 1

Landscapes

Soundproofing, Sound Blocking, And Sound Damping (AREA)
Exhaust Silencers (AREA)
Pipe Accessories (AREA)

JP61052102A 1986-03-10 1986-03-10 多点電子消音システム Granted JPS62209295A (ja)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
JP61052102A JPS62209295A (ja)	1986-03-10	1986-03-10	多点電子消音システム

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP61052102A JPS62209295A (ja)	1986-03-10	1986-03-10	多点電子消音システム

Publications (2)

Publication Number	Publication Date
JPS62209295A true JPS62209295A (ja)	1987-09-14
JPH031555B2 JPH031555B2 (it)	1991-01-10

Family

ID=12905485

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP61052102A Granted JPS62209295A (ja)	1986-03-10	1986-03-10	多点電子消音システム

Country Status (1)

Country	Link
JP (1)	JPS62209295A (it)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH01231597A (ja) *	1988-03-11	1989-09-14	Nippon Telegr & Teleph Corp <Ntt>	騒音制御装置
JPH0580779A (ja) *	1991-09-24	1993-04-02	Nissan Motor Co Ltd	適応信号処理装置及び能動型騒音制御装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5794799A (en) *	1980-12-05	1982-06-12	Jinichi Nishiwaki	Silencer for low-frequency noise
JPS5797989A (en) *	1980-12-05	1982-06-17	Lord Corp	Active sound damper

1986
- 1986-03-10 JP JP61052102A patent/JPS62209295A/ja active Granted

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5794799A (en) *	1980-12-05	1982-06-12	Jinichi Nishiwaki	Silencer for low-frequency noise
JPS5797989A (en) *	1980-12-05	1982-06-17	Lord Corp	Active sound damper

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH01231597A (ja) *	1988-03-11	1989-09-14	Nippon Telegr & Teleph Corp <Ntt>	騒音制御装置
JPH0580779A (ja) *	1991-09-24	1993-04-02	Nissan Motor Co Ltd	適応信号処理装置及び能動型騒音制御装置

Also Published As

Publication number	Publication date
JPH031555B2 (it)	1991-01-10

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