SE8400947D0 - Telefonkonferensbord - Google Patents

Telefonkonferensbord

Info

Publication number
SE8400947D0
SE8400947D0 SE8400947A SE8400947A SE8400947D0 SE 8400947 D0 SE8400947 D0 SE 8400947D0 SE 8400947 A SE8400947 A SE 8400947A SE 8400947 A SE8400947 A SE 8400947A SE 8400947 D0 SE8400947 D0 SE 8400947D0
Authority
SE
Sweden
Prior art keywords
microphones
grating
speakers
disposed
speaker
Prior art date
Application number
SE8400947A
Other languages
English (en)
Other versions
SE8400947L (sv
Inventor
J-G Aincy
J-M Hennet
J Sourgens
Original Assignee
Cit Alcatel
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 Cit Alcatel filed Critical Cit Alcatel
Publication of SE8400947D0 publication Critical patent/SE8400947D0/sv
Publication of SE8400947L publication Critical patent/SE8400947L/sv

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/08—Mouthpieces; Microphones; Attachments therefor
    • H04R1/083—Special constructions of mouthpieces
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B2200/00—General construction of tables or desks
    • A47B2200/0066—Workstations
    • A47B2200/0079—Conference or video conference table

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Stereophonic Arrangements (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Telephonic Communication Services (AREA)
SE8400947A 1983-02-23 1984-02-21 Telefonkonferensbord SE8400947L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8302924A FR2541550B1 (fr) 1983-02-23 1983-02-23 Table de teleconference

Publications (2)

Publication Number Publication Date
SE8400947D0 true SE8400947D0 (sv) 1984-02-21
SE8400947L SE8400947L (sv) 1984-08-24

Family

ID=9286185

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8400947A SE8400947L (sv) 1983-02-23 1984-02-21 Telefonkonferensbord

Country Status (6)

Country Link
JP (1) JPS59164000A (sv)
DE (1) DE3406239A1 (sv)
FR (1) FR2541550B1 (sv)
GB (1) GB2138283B (sv)
IT (2) IT1179592B (sv)
SE (1) SE8400947L (sv)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3438650A1 (de) * 1984-10-22 1986-04-24 August Fröscher GmbH & Co KG, 7141 Steinheim Tisch, insbesondere reihfaehiger konferenztisch

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE97927C (sv) *
US2563648A (en) * 1948-05-25 1951-08-07 Jr John Hays Hammond Microphone system having automatic volume level sensitivity
GB1107604A (en) * 1964-06-02 1968-03-27 Ransom Wesley Davenport Method of and apparatus for recording and reproducing sound
US3550720A (en) * 1968-09-24 1970-12-29 Us Army Multiple wind screen noise attenuation system
DE2523864A1 (de) * 1975-05-30 1976-12-16 Heinrich Peiker Mikrofon-lautsprecherkombination fuer kommunikationssysteme
US3992586A (en) * 1975-11-13 1976-11-16 Jaffe Acoustics, Inc. Boardroom sound reinforcement system
FR2358800A1 (fr) * 1976-07-16 1978-02-10 Pontet Robert Dispositif de prise de son
JPS5392120A (en) * 1977-01-25 1978-08-12 Nippon Telegr & Teleph Corp <Ntt> Method of mounting directional microphone
JPS5392119A (en) * 1977-01-25 1978-08-12 Nippon Telegr & Teleph Corp <Ntt> Method of mounting directional microphone

Also Published As

Publication number Publication date
GB2138283A (en) 1984-10-24
GB8404401D0 (en) 1984-03-28
GB2138283B (en) 1986-08-13
IT8453001V0 (it) 1984-02-22
IT8467168A0 (it) 1984-02-22
JPS59164000A (ja) 1984-09-17
DE3406239A1 (de) 1984-08-23
FR2541550B1 (fr) 1986-05-02
IT8467168A1 (it) 1985-08-22
SE8400947L (sv) 1984-08-24
DE3406239C2 (sv) 1992-01-02
FR2541550A1 (fr) 1984-08-24
IT1179592B (it) 1987-09-16

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Legal Events

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NAV Patent application has lapsed

Ref document number: 8400947-1

Effective date: 19911212