JPH0467894U - - Google Patents
Info
- Publication number
- JPH0467894U JPH0467894U JP11131490U JP11131490U JPH0467894U JP H0467894 U JPH0467894 U JP H0467894U JP 11131490 U JP11131490 U JP 11131490U JP 11131490 U JP11131490 U JP 11131490U JP H0467894 U JPH0467894 U JP H0467894U
- Authority
- JP
- Japan
- Prior art keywords
- electroacoustic
- electroacoustic transducer
- exchanger
- shaped
- speaker device
- 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
- 230000005855 radiation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Description
第１図は第１実施例の断面図、第２図は本願考
案の作用を説明する周波数特性図、第３図は第２
実施例の断面図、第４図はバンドパスフイルタの
一例を示す回路図、第５図は第１実施例の効果を
示す周波数特性図である。
１は第１の電気音響交換器、２は第２の電気音
響変換器、３はバンドパスフイルタである。
Fig. 1 is a sectional view of the first embodiment, Fig. 2 is a frequency characteristic diagram illustrating the operation of the present invention, and Fig. 3 is a sectional view of the second embodiment.
FIG. 4 is a circuit diagram showing an example of a bandpass filter, and FIG. 5 is a frequency characteristic diagram showing the effects of the first embodiment. 1 is a first electroacoustic exchanger, 2 is a second electroacoustic transducer, and 3 is a bandpass filter.
Claims (1)
該第１の電気音響交換器１の振動板の近傍に配置
されて第１の電気音響交換器１とは逆位相の音波
を放射する第２の電気音響交換器２と、当該第２
の電気音響交換器２に接続されて前記第１の電気
音響変換器１の振動板の高域共振周波数を中心周
波数とする帯域信号を第２の電気音響変換器２に
供給するバンドパスフイルタ３とからなることを
特徴とするスピーカ装置。 ２ 上記第１の電気音響変換器１がコーン型スピ
ーカである請求項１のスピーカ装置。 ３ 上記第２の電気音響変換器２が圧電型電気音
響変換器である請求項１のスピーカ装置。 ４ 上記第１の電気音響変換器１がドーム型スピ
ーカであつて、第２の電気音響変換器２が上記第
１の電気音響変換器１のドーム形振動板の周囲に
配置されたリング状振動板を有する圧電型電気音
響変換器である請求項１のスピーカ装置。[Claims for Utility Model Registration] 1. A direct radiation type first electroacoustic exchanger 1, and a first electroacoustic exchanger 1 disposed near the diaphragm of the first electroacoustic exchanger 1. is a second electroacoustic exchanger 2 that emits sound waves of opposite phase;
a bandpass filter 3 that is connected to the electroacoustic exchanger 2 and supplies a band signal whose center frequency is the high-frequency resonance frequency of the diaphragm of the first electroacoustic transducer 1 to the second electroacoustic transducer 2; A speaker device comprising: 2. The speaker device according to claim 1, wherein the first electroacoustic transducer 1 is a cone-shaped speaker. 3. The speaker device according to claim 1, wherein the second electroacoustic transducer 2 is a piezoelectric electroacoustic transducer. 4 The first electroacoustic transducer 1 is a dome-shaped speaker, and the second electroacoustic transducer 2 is a ring-shaped vibration plate arranged around the dome-shaped diaphragm of the first electroacoustic transducer 1. The speaker device according to claim 1, which is a piezoelectric electroacoustic transducer having a plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11131490U JPH0467894U (en) | 1990-10-23 | 1990-10-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11131490U JPH0467894U (en) | 1990-10-23 | 1990-10-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0467894U true JPH0467894U (en) | 1992-06-16 |
Family
ID=31858741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11131490U Pending JPH0467894U (en) | 1990-10-23 | 1990-10-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0467894U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08140179A (en) * | 1994-11-04 | 1996-05-31 | Pii Pii Pii Design:Kk | Method for forming limited audible region and its sounding device |
| WO2020158173A1 (en) * | 2019-01-31 | 2020-08-06 | 太陽誘電株式会社 | Electroacoustic transducer |
-
1990
- 1990-10-23 JP JP11131490U patent/JPH0467894U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08140179A (en) * | 1994-11-04 | 1996-05-31 | Pii Pii Pii Design:Kk | Method for forming limited audible region and its sounding device |
| WO2020158173A1 (en) * | 2019-01-31 | 2020-08-06 | 太陽誘電株式会社 | Electroacoustic transducer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS587757Y2 (en) | Planar drive electric-acoustic mutual converter | |
| JP3123431B2 (en) | Piezo speaker | |
| JPH0467894U (en) | ||
| JPS6022716Y2 (en) | piezoelectric speaker | |
| JPS641839Y2 (en) | ||
| JPS5915192Y2 (en) | electroacoustic transducer | |
| JPS599517Y2 (en) | Electrostatic acoustic-electrical converter | |
| JPH0722956Y2 (en) | Horn speaker | |
| SU984061A1 (en) | Electroacoustic transducer diffuser | |
| JPS6230395Y2 (en) | ||
| JPS6035698U (en) | Piezoelectric electroacoustic transducer | |
| JPS5834866Y2 (en) | flat speaker | |
| JPS637890U (en) | ||
| JP2001095079A (en) | Loudspeaker | |
| JPS5772497A (en) | Piezoelectric speaker | |
| JPH02123207U (en) | ||
| JPS60106298A (en) | ultrasonic ceramic microphone | |
| JPS631516Y2 (en) | ||
| JPS5830385Y2 (en) | ultrasonic ceramic microphone | |
| JPS62167300U (en) | ||
| JPS6096094A (en) | Piezo-electric type electroacoustic transducer | |
| JPS58106774U (en) | object detection device | |
| JPS642188U (en) | ||
| JPS58107793A (en) | Flat plate speaker | |
| JPH0338996U (en) |