AU3040592A - Microphone housing and acoustic filter for telephone subset - Google Patents
Microphone housing and acoustic filter for telephone subsetInfo
- 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
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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
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 |
FR9200953 | 1992-01-29 |
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7349723B2 (en) | 2004-05-28 | 2008-03-25 | Research In Motion Limited | Keypad and microphone arrangement |
EP1601168B1 (en) * | 2004-05-28 | 2008-07-16 | Research In Motion Limited | Keypad and microphone arrangement |
USD967076S1 (en) * | 2019-03-28 | 2022-10-18 | Sony Group Corporation | Microphone |
Family Cites Families (5)
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 |
-
1992
- 1992-01-29 FR FR9200953A patent/FR2686756A1/en active Pending
- 1992-12-23 AU AU30405/92A patent/AU3040592A/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
FR2686756A1 (en) | 1993-07-30 |
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