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
CA918080A CA041527A CA41527A CA918080A CA 918080 A CA918080 A CA 918080A CA 041527 A CA041527 A CA 041527A CA 41527 A CA41527 A CA 41527A CA 918080 A CA918080 A CA 918080A
Authority
CA
Canada
Prior art keywords
auditory
electro
acoustical
transmission system
separate
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
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.)
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of CA918080A publication Critical patent/CA918080A/en
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)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Building Environments (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 (de) 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 (de)
BE (1) BE727701A (de)
CA (1) CA918080A (de)
CH (1) CH502045A (de)
DE (1) DE1903661A1 (de)
ES (1) ES363113A1 (de)
FR (1) FR2001114A1 (de)
GB (1) GB1259512A (de)
NL (1) NL6801448A (de)
SE (1) SE360538B (de)

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

Also Published As

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

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