JPH025977U - - Google Patents
Info
- Publication number
- JPH025977U JPH025977U JP8332988U JP8332988U JPH025977U JP H025977 U JPH025977 U JP H025977U JP 8332988 U JP8332988 U JP 8332988U JP 8332988 U JP8332988 U JP 8332988U JP H025977 U JPH025977 U JP H025977U
- Authority
- JP
- Japan
- Prior art keywords
- main body
- microphone units
- sound
- front side
- microphone
- 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Stereophonic Arrangements (AREA)
Description
第１図は本考案の第１の実施例を構成するステ
レオ収音部の構造を概略的に示す横断面図、第２
図は上記実施例の外観を示す斜視図、第３図は上
記実施例に用いた左チヤンネル用のマイクロフオ
ンユニツトの特性を説明するための特性図である
。第４図は本考案の第２の実施例の外観を示す斜
視図、第５図は上記実施例を構成するステレオ収
音部の構造を概略的に示す横断面図である。第６
図はビデオカメラ装置の従来例を説明するための
斜視図、第７図はビデオカメラ装置の他の従来例
を説明するための斜視図である。
１０Ｌ，２０Ｌ……左チヤンネル用収音部、１
０Ｒ，２０Ｒ……右チヤンネル用収音部、１１Ｌ
，２１Ｌ……左チヤンネル用マイクロフオンユニ
ツト、１１Ｒ，２１Ｒ……右チヤンネル用マイク
ロフオンユニツト、１２Ｌ，２２Ｌ……左チヤン
ネル用音道管、１２Ｒ，２２Ｒ……右チヤンネル
用音道管、１３Ｌ，１４Ｌ，２３Ｌ，２４Ｌ……
左チヤンネル用音道の開口、１３Ｒ，１４Ｒ，２
３Ｒ，２４Ｒ……右チヤンネル用音道の開口、Ａ
，Ｂ，Ｃ，Ｄ……マイクロフオンユニツトの指向
軸。
FIG. 1 is a cross-sectional view schematically showing the structure of a stereo sound pickup section constituting a first embodiment of the present invention;
The figure is a perspective view showing the appearance of the above embodiment, and FIG. 3 is a characteristic diagram for explaining the characteristics of the left channel microphone unit used in the above embodiment. FIG. 4 is a perspective view showing the external appearance of a second embodiment of the present invention, and FIG. 5 is a cross-sectional view schematically showing the structure of a stereo sound pickup section constituting the above embodiment. 6th
This figure is a perspective view for explaining a conventional example of a video camera device, and FIG. 7 is a perspective view for explaining another conventional example of a video camera device. 10L, 20L...Sound pickup section for left channel, 1
0R, 20R...Sound collection section for right channel, 11L
, 21L... Microphone unit for left channel, 11R, 21R... Microphone unit for right channel, 12L, 22L... Sound pipe for left channel, 12R, 22R... Sound pipe for right channel, 13L, 14L ,23L,24L...
Sound path opening for left channel, 13R, 14R, 2
3R, 24R... Right channel sound path opening, A
, B, C, D... Directional axis of the microphone unit.
Claims (1)
異なるように上記装置本体の稜線部分に埋設され
る２つの単一指向性マイクロフオンユニツトと、 上記各マイクロフオンユニツトがそれぞれ中途
位置に配され、上記各マイクロフオンユニツトの
正面部分および背面部分を上記装置本体の外壁面
に設けられた各開口を介して上記装置本体の外部
空間に連通させる２つの音道とを備え、 上記各マイクロフオンユニツトの少なくとも正
面側の音道がその音道に配されたマイクロフオン
ユニツトの指向軸に沿つて形成されてなるステレ
オ収音部を有するビデオカメラ装置。[Claims for Utility Model Registration] Two unidirectional microphone units embedded in the ridgeline part of the device main body so that the directivity axes are different in the left and right directions on the front side of the device main body, and each of the above microphone units two sound paths, each of which is disposed at an intermediate position, that communicates the front and back portions of each of the microphone units with the external space of the apparatus main body through respective openings provided in the outer wall surface of the apparatus main body; . A video camera device having a stereo sound collection section in which a sound path of at least the front side of each of the microphone units is formed along the directivity axis of the microphone unit disposed in the sound path.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8332988U JPH025977U (en) | 1988-06-23 | 1988-06-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8332988U JPH025977U (en) | 1988-06-23 | 1988-06-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH025977U true JPH025977U (en) | 1990-01-16 |
Family
ID=31308052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8332988U Pending JPH025977U (en) | 1988-06-23 | 1988-06-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH025977U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006126641A1 (en) * | 2005-05-27 | 2006-11-30 | Hosiden Corporation | Portable electronic apparatus with microphones |
| JPWO2007013129A1 (en) * | 2005-07-25 | 2009-02-05 | 富士通株式会社 | Sound receiver |
| WO2014012583A1 (en) * | 2012-07-18 | 2014-01-23 | Huawei Technologies Co., Ltd. | Portable electronic device with directional microphones for stereo recording |
| WO2014012582A1 (en) * | 2012-07-18 | 2014-01-23 | Huawei Technologies Co., Ltd. | Portable electronic device with directional microphones for stereo recording |
-
1988
- 1988-06-23 JP JP8332988U patent/JPH025977U/ja active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006126641A1 (en) * | 2005-05-27 | 2006-11-30 | Hosiden Corporation | Portable electronic apparatus with microphones |
| EP1885155A1 (en) * | 2005-05-27 | 2008-02-06 | Hosiden Corporation | Portable electronic apparatus with microphones |
| EP1885155A4 (en) * | 2005-05-27 | 2009-12-16 | Hosiden Corp | Portable electronic apparatus with microphones |
| JPWO2007013129A1 (en) * | 2005-07-25 | 2009-02-05 | 富士通株式会社 | Sound receiver |
| JP4769804B2 (en) * | 2005-07-25 | 2011-09-07 | 富士通株式会社 | Sound receiver |
| WO2014012583A1 (en) * | 2012-07-18 | 2014-01-23 | Huawei Technologies Co., Ltd. | Portable electronic device with directional microphones for stereo recording |
| WO2014012582A1 (en) * | 2012-07-18 | 2014-01-23 | Huawei Technologies Co., Ltd. | Portable electronic device with directional microphones for stereo recording |
| US9247334B2 (en) | 2012-07-18 | 2016-01-26 | Huawei Technologies Co., Ltd. | Portable electronic device |
| US9521500B2 (en) | 2012-07-18 | 2016-12-13 | Huawei Technologies Co., Ltd. | Portable electronic device with directional microphones for stereo recording |
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