CA918080A - Electro-acoustical transmission system comprising a number of separate transmission channels for use in auditory - Google Patents

Electro-acoustical transmission system comprising a number of separate transmission channels for use in auditory

Info

Publication number: CA918080A
Authority: CA; Canada
Prior art keywords: auditory; electro; acoustical; transmission system; separate
Prior art date: 1968-02-01
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

CA041527A

Other languages

English (en)

Inventor

V. Franssen Nico

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.)

Koninklijke Philips NV

Original Assignee

Philips Gloeilampenfabrieken NV

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.)

1968-02-01

Filing date

1969-01-30

Publication date

1973-01-02

1969-01-30 Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV

1973-01-02 Application granted granted Critical

1973-01-02 Publication of CA918080A publication Critical patent/CA918080A/en

Status Expired legal-status Critical Current

Links

Classifications

- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K15/00—Acoustics not otherwise provided for
- G10K15/08—Arrangements for producing a reverberation or echo sound
- G10K15/10—Arrangements for producing a reverberation or echo sound using time-delay networks comprising electromechanical or electro-acoustic devices
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M9/00—Arrangements for interconnection not involving centralised switching
- H04M9/08—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R27/00—Public address systems
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2227/00—Details of public address [PA] systems covered by H04R27/00 but not provided for in any of its subgroups
- H04R2227/007—Electronic adaptation of audio signals to reverberation of the listening space for PA

Landscapes

Engineering & Computer Science (AREA)
Signal Processing (AREA)
Physics & Mathematics (AREA)
Acoustics & Sound (AREA)
Multimedia (AREA)
Stereophonic System (AREA)
Circuit For Audible Band Transducer (AREA)
Building Environments (AREA)
Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)

CA041527A 1968-02-01 1969-01-30 Electro-acoustical transmission system comprising a number of separate transmission channels for use in auditory Expired CA918080A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL6801448A NL6801448A (fr)	1968-02-01	1968-02-01

Publications (1)

Publication Number	Publication Date
CA918080A true CA918080A (en)	1973-01-02

Family

ID=19802648

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA041527A Expired CA918080A (en)	1968-02-01	1969-01-30	Electro-acoustical transmission system comprising a number of separate transmission channels for use in auditory

Country Status (10)

Country	Link
AT (1)	AT289227B (fr)
BE (1)	BE727701A (fr)
CA (1)	CA918080A (fr)
CH (1)	CH502045A (fr)
DE (1)	DE1903661A1 (fr)
ES (1)	ES363113A1 (fr)
FR (1)	FR2001114A1 (fr)
GB (1)	GB1259512A (fr)
NL (1)	NL6801448A (fr)
SE (1)	SE360538B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3796832A (en) *	1972-06-02	1974-03-12	C Jaffe	Sound enhancing system
NL7901120A (nl) *	1979-02-13	1980-08-15	Philips Nv	Geluidsinstallatie voor kunstmatige nagalm.
SE418665B (sv) *	1979-10-16	1981-06-15	Gustav Georg Arne Bolin	Sett att forbettra akustiken i en lokal
DE4218105A1 (de) *	1992-06-02	1993-12-09	Friedrich Strobel	Synchronisiertes Lautsprecher-Staffettensystem zur verzerrarmen Großraumbeschallung

1968
- 1968-02-01 NL NL6801448A patent/NL6801448A/xx unknown
1969
- 1969-01-25 DE DE19691903661 patent/DE1903661A1/de active Pending
- 1969-01-29 AT AT87969A patent/AT289227B/de not_active IP Right Cessation
- 1969-01-29 GB GB1259512D patent/GB1259512A/en not_active Expired
- 1969-01-29 CH CH134969A patent/CH502045A/de not_active IP Right Cessation
- 1969-01-29 SE SE120169A patent/SE360538B/xx unknown
- 1969-01-30 BE BE727701D patent/BE727701A/xx unknown
- 1969-01-30 CA CA041527A patent/CA918080A/en not_active Expired
- 1969-01-30 ES ES363113A patent/ES363113A1/es not_active Expired
- 1969-01-30 FR FR6901950A patent/FR2001114A1/fr active Pending

Also Published As

Publication number	Publication date
AT289227B (de)	1971-04-13
ES363113A1 (es)	1970-11-16
DE1903661A1 (de)	1969-09-04
FR2001114A1 (fr)	1969-09-26
GB1259512A (fr)	1972-01-05
BE727701A (fr)	1969-07-30
NL6801448A (fr)	1969-08-05
CH502045A (de)	1971-01-15
SE360538B (fr)	1973-09-24

Similar Documents

Publication	Publication Date	Title
CA922408A (en)	1973-03-06	System of telecommunications whereby a number of subscribers use the available channels in common
CA968087A (en)	1975-05-20	Data transmission system
CA991748A (en)	1976-06-22	Pcm transmission system
CA918080A (en)	1973-01-02	Electro-acoustical transmission system comprising a number of separate transmission channels for use in auditory
CA935881A (en)	1973-10-23	Data transmission system
CA925982A (en)	1973-05-08	Data transmission system interruption monitor
CA775252A (en)	1968-01-02	Stereophonic communication system
CA1023486A (en)	1977-12-27	Transmission system
CA778878A (en)	1968-02-20	Stereophonic transducer
CA719736A (en)	1965-10-12	Multiplexing and communication system
AU286167B2 (en)	1967-12-21	Sound transmission system
CA799046A (en)	1968-11-12	Electro-acoustical transducers
CA802343A (en)	1968-12-24	Transmission system
AU421492B2 (en)	1969-07-24	Telecommunication system
CA800080A (en)	1968-11-26	Multifrequency-carrier transmission system including a common amplifier of multifrequency-carriers
CA775207A (en)	1968-01-02	Data transmission system
CA786427A (en)	1968-05-28	Data transmission system
AU423326B2 (en)	1970-07-16	Data transmission system
CA792430A (en)	1968-08-13	Data transmission system
CA792411A (en)	1968-08-13	Data transmission system
CA728736A (en)	1966-02-22	Data transmission system
AU410875B2 (en)	1969-03-06	Data transmission system
CA735567A (en)	1966-05-31	Data transmission system
CA793884A (en)	1968-09-03	Malathion manufacture
CA823733A (en)	1969-09-23	Arrangement for multiple data transmission