JP4642698B2 - スピーカー - Google Patents
スピーカー Download PDFInfo
- Publication number
- JP4642698B2 JP4642698B2 JP2006144675A JP2006144675A JP4642698B2 JP 4642698 B2 JP4642698 B2 JP 4642698B2 JP 2006144675 A JP2006144675 A JP 2006144675A JP 2006144675 A JP2006144675 A JP 2006144675A JP 4642698 B2 JP4642698 B2 JP 4642698B2
- Authority
- JP
- Japan
- Prior art keywords
- conductor layer
- center pole
- conductor
- layer
- capacitor
- 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 - Fee Related
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Description
4 ボイスコイルボビン
5 センターポール
10 ボビン
12 第1導電体層
13 第1絶縁体層
14 第2導電体層
15 第2絶縁体層
16 第3導電体層
22 比較器
24 検出器
25 変換回路
Claims (4)
- センターポールと、3つ以上の非磁性の導電体層及び該導電体層の間に介在された絶縁体層が前記センターポール側である内側から外側に積層して筒状に構成されて前記センターポールの本体に被せられるボビンを備えるボイスコイルボビンとを有し、前記センターポールの本体と前記ボビンを構成する前記導電体層のうち前記センターポールの本体に最も近い導電体層(以下、第1導電体層)とから構成されるコンデンサ及び前記第1導電体層と前記導電体層のうち前記第1導電体層と隣り合う導電体層とから構成されるコンデンサを並列に接続し、これらコンデンサの静電容量の総和が電気信号として出力されることを特徴とするスピーカー。
- 前記導電体層のうち前記第1導電体層以外の導電体層を接地したことを特徴とする請求項1記載のスピーカー。
- センターポールと、該センターポール側から順に非磁性の第1の導電体層、第1の絶縁体層、非磁性の第2の導電体層、第2の絶縁体層、非磁性の第3の導電体層が積層して筒状に構成されて前記センターポールの本体に被せられるボビンを備えるボイスコイルボビンとを有し、前記センターポールの本体と前記第1の導電体層とにより第1のコンデンサを構成すると共に、前記第1の導電体層と前記第2の導電体層とにより第2のコンデンサを構成し、前記第1のコンデンサと前記第2のコンデンサとを並列に接続し、前記第1のコンデンサの静電容量と前記第2のコンデンサの静電容量との総和が電気信号として出力されることを特徴とするスピーカー。
- 前記第3の導電体層を接地したことを特徴とする請求項3記載のスピーカー。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006144675A JP4642698B2 (ja) | 2005-06-07 | 2006-05-24 | スピーカー |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005167529 | 2005-06-07 | ||
JP2006144675A JP4642698B2 (ja) | 2005-06-07 | 2006-05-24 | スピーカー |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007020153A JP2007020153A (ja) | 2007-01-25 |
JP4642698B2 true JP4642698B2 (ja) | 2011-03-02 |
Family
ID=37756847
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006144675A Expired - Fee Related JP4642698B2 (ja) | 2005-06-07 | 2006-05-24 | スピーカー |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4642698B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6474320B2 (ja) * | 2015-06-02 | 2019-02-27 | アルパイン株式会社 | スピーカーおよび音響装置 |
JP2022149259A (ja) | 2021-03-25 | 2022-10-06 | アルプスアルパイン株式会社 | スピーカ |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5279644A (en) * | 1975-12-25 | 1977-07-04 | Toshiba Corp | Acoustic equipment |
JPS5312320A (en) * | 1976-07-19 | 1978-02-03 | Matsushita Electric Ind Co Ltd | Mfb circuit |
JPS5312321A (en) * | 1976-07-19 | 1978-02-03 | Matsushita Electric Ind Co Ltd | Mfb circuit |
JPS5796589U (ja) * | 1981-10-29 | 1982-06-14 | ||
JPH08223692A (ja) * | 1995-02-17 | 1996-08-30 | Alpine Electron Inc | スピーカ |
JPH1141690A (ja) * | 1997-07-16 | 1999-02-12 | Onkyo Corp | 動電型スピーカ |
-
2006
- 2006-05-24 JP JP2006144675A patent/JP4642698B2/ja not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5279644A (en) * | 1975-12-25 | 1977-07-04 | Toshiba Corp | Acoustic equipment |
JPS5312320A (en) * | 1976-07-19 | 1978-02-03 | Matsushita Electric Ind Co Ltd | Mfb circuit |
JPS5312321A (en) * | 1976-07-19 | 1978-02-03 | Matsushita Electric Ind Co Ltd | Mfb circuit |
JPS5796589U (ja) * | 1981-10-29 | 1982-06-14 | ||
JPH08223692A (ja) * | 1995-02-17 | 1996-08-30 | Alpine Electron Inc | スピーカ |
JPH1141690A (ja) * | 1997-07-16 | 1999-02-12 | Onkyo Corp | 動電型スピーカ |
Also Published As
Publication number | Publication date |
---|---|
JP2007020153A (ja) | 2007-01-25 |
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