JPS59187288U - Vehicle speaker device - Google Patents
Vehicle speaker deviceInfo
- Publication number
- JPS59187288U JPS59187288U JP8099583U JP8099583U JPS59187288U JP S59187288 U JPS59187288 U JP S59187288U JP 8099583 U JP8099583 U JP 8099583U JP 8099583 U JP8099583 U JP 8099583U JP S59187288 U JPS59187288 U JP S59187288U
- Authority
- JP
- Japan
- Prior art keywords
- speakers
- vehicle
- seats
- speaker device
- seat
- 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.)
- Granted
Links
Landscapes
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Stereophonic Arrangements (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の実施例による車両用スピーカ゛装置の
説明図、第２図はスピーカ２２Ｌ、２２Ｒに同相の左右
チャンネルの信号を供給した場合のスピーカ、乗員と正
面定位音像との関係を示す説明図、第３図は第２図の場
合の周波数と位相差、音圧差との関係を示すグラフ図、
第４図はスピーカ２２Ｌ、２２Ｒに左右チャンネルを逆
相に変換した信号を供給した場合のスピーカ、乗員と正
面定位音像との関係を示す説明図ミ第５図は第４図の場
合の周波数と位相差、音圧差との関係を示すグラフ図、
第６図は本考案の実施例＆Ｅよる車両用スピーカ装置の
ブロック回路図である。
１０・・・前部座席、１２Ｌ、１２Ｒ・・・フロントス
ピーカ、１４・・・後部座席、１６Ｌ、 １６Ｒ−・
・リアスピーカ、１８Ｌ、１８Ｒ・・・リアドア、２０
Ｌ。
２０Ｒ・・・ミドルスピーカ、４６・・・位相変換器。
７１８Ｒ第２図
１８Ｌ １６ＬFig. 1 is an explanatory diagram of a vehicle speaker system according to an embodiment of the present invention, and Fig. 2 shows the relationship between the speakers, a passenger, and a frontal sound image when the left and right channel signals of the same phase are supplied to the speakers 22L and 22R. An explanatory diagram, FIG. 3 is a graph showing the relationship between frequency, phase difference, and sound pressure difference in the case of FIG. 2,
Fig. 4 is an explanatory diagram showing the relationship between the speakers, the occupant, and the frontal sound image when the left and right channels are supplied with signals converted into opposite phases to the speakers 22L and 22R. Fig. 5 shows the frequency and frequency in the case of Fig. 4. Graph diagram showing the relationship between phase difference and sound pressure difference,
FIG. 6 is a block circuit diagram of a vehicle speaker device according to Embodiment &E of the present invention. 10...Front seat, 12L, 12R...Front speaker, 14...Rear seat, 16L, 16R-・
・Rear speaker, 18L, 18R...Rear door, 20
L. 20R...middle speaker, 46...phase converter. 718R Figure 2 18L 16L
Claims (2)
ーカと、後部座席の後方に設けられた一対のりアスピー
力と、を含み、左右チャンネルの信号に基づいてステレ
オ再生を行う車両用スピーカ装置において、車室の両側
端近傍にミ下ルー −スピーカ全内蔵配置し、該ミドル
スピーカにより、後部座席における音量を確保し、また
、ミドルスピーカあるいはフロントスピーカのいずれか
一方に対して左右チャンネルを逆相に変換した信号を供
給し、後部座席あるいは前部座席における音場特性を補
正することを特徴とする車両用子ピーカ装置。(1) A vehicle speaker device that includes a pair of front speakers installed in front of the front seats and a pair of speakers installed behind the rear seats, and performs stereo reproduction based on left and right channel signals. In this system, the bottom speakers are fully built-in near both ends of the vehicle interior, and the middle speakers ensure the sound volume in the rear seats, and the left and right channels are reversed for either the middle speakers or the front speakers. A sub-peaker device for a vehicle, characterized in that it supplies a phase-converted signal to correct sound field characteristics in a rear seat or a front seat.
て、前記リアスピーカは、定位感のない極低者の再生を
行い、後部座席において前方定位型音場を創成して後方
からの圧迫感を低減することを特徴とする車両用スピー
カ装置。 ゛第１図 １２Ｒ２０Ｒ ノ ｌ冗 Ｘ先(2) Utility model registration Claim (1) In the device described in claim (1), the rear speaker reproduces an extremely low sound with no sense of localization, creates a front localization type sound field in the rear seat, and suppresses pressure from the rear. A vehicle speaker device characterized by reducing noise.゛Figure 1 12R20R No.X destination
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8099583U JPS59187288U (en) | 1983-05-27 | 1983-05-27 | Vehicle speaker device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8099583U JPS59187288U (en) | 1983-05-27 | 1983-05-27 | Vehicle speaker device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59187288U true JPS59187288U (en) | 1984-12-12 |
| JPH0516799Y2 JPH0516799Y2 (en) | 1993-05-06 |
Family
ID=30210970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8099583U Granted JPS59187288U (en) | 1983-05-27 | 1983-05-27 | Vehicle speaker device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59187288U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57184400A (en) * | 1981-05-08 | 1982-11-13 | Toyota Motor Corp | Acoustic device |
-
1983
- 1983-05-27 JP JP8099583U patent/JPS59187288U/en active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57184400A (en) * | 1981-05-08 | 1982-11-13 | Toyota Motor Corp | Acoustic device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0516799Y2 (en) | 1993-05-06 |
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