AU3040592A - Microphone housing and acoustic filter for telephone subset - Google Patents

Microphone housing and acoustic filter for telephone subset

Info

Publication number
AU3040592A
AU3040592A AU30405/92A AU3040592A AU3040592A AU 3040592 A AU3040592 A AU 3040592A AU 30405/92 A AU30405/92 A AU 30405/92A AU 3040592 A AU3040592 A AU 3040592A AU 3040592 A AU3040592 A AU 3040592A
Authority
AU
Australia
Prior art keywords
acoustic filter
microphone housing
telephone subset
subset
telephone
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.)
Abandoned
Application number
AU30405/92A
Inventor
Denis Abraham
Christian Bourel
Gerard Cardot
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.)
Alcatel Lucent NV
Original Assignee
Alcatel 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 Alcatel NV filed Critical Alcatel NV
Publication of AU3040592A publication Critical patent/AU3040592A/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
    • H04M1/62—Constructional arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/23—Construction or mounting of dials or of equivalent devices; Means for facilitating the use thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
AU30405/92A 1992-01-29 1992-12-23 Microphone housing and acoustic filter for telephone subset Abandoned AU3040592A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9200953 1992-01-29
FR9200953A FR2686756A1 (en) 1992-01-29 1992-01-29 Apparatus including an elastomer membrane for a touch-sensitive keyboard, and a microphone housing forming an acoustic filter produced in the elastomer membrane

Publications (1)

Publication Number Publication Date
AU3040592A true AU3040592A (en) 1993-08-05

Family

ID=9426105

Family Applications (1)

Application Number Title Priority Date Filing Date
AU30405/92A Abandoned AU3040592A (en) 1992-01-29 1992-12-23 Microphone housing and acoustic filter for telephone subset

Country Status (2)

Country Link
AU (1) AU3040592A (en)
FR (1) FR2686756A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE602004021148D1 (en) * 2004-05-28 2009-06-25 Research In Motion Ltd Keyboard and microphone arrangement
US7349723B2 (en) 2004-05-28 2008-03-25 Research In Motion Limited Keypad and microphone arrangement
USD967076S1 (en) * 2019-03-28 2022-10-18 Sony Group Corporation Microphone

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2092382B (en) * 1981-01-29 1984-09-26 Standard Telephones Cables Ltd Contact dimple pad
US4568929A (en) * 1983-03-21 1986-02-04 Northern Telecom Limited Liquid crystal displays for telephone sets and other telecommunications terminals
FR2545302B1 (en) * 1983-04-26 1989-01-13 Thomson Csf Mat Tel ACOUSTIC FILTER FOR A TRANSDUCER IN PARTICULAR OF THE ELECTROMAGNETIC TYPE OF TELEPHONE HANDSET
US4885773A (en) * 1987-01-09 1989-12-05 Alcatel N.V. Apparatus for mounting a unidirectional microphone in a hands-free telephone subset
CA1297578C (en) * 1988-02-26 1992-03-17 Mark Walter Pocock Modular microphone assembly

Also Published As

Publication number Publication date
FR2686756A1 (en) 1993-07-30

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