JPH032719U - - Google Patents
Info
- Publication number
- JPH032719U JPH032719U JP6150589U JP6150589U JPH032719U JP H032719 U JPH032719 U JP H032719U JP 6150589 U JP6150589 U JP 6150589U JP 6150589 U JP6150589 U JP 6150589U JP H032719 U JPH032719 U JP H032719U
- Authority
- JP
- Japan
- Prior art keywords
- speaker
- seat
- door
- rear seat
- communication 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.)
- Granted
Links
- 230000005236 sound signal Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
Landscapes
- Control Of Amplification And Gain Control (AREA)
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
Description
第１図は本考案の一実施例の車内通話装置１の
電気的構成を示すブロツク図、第２図は第１図で
示される車内通話装置１を備える自動車の車体２
を簡略化して示す平面図、第３図はドア開閉検出
器４の電気的構成を示すブロツク図である。
１……車内通話装置、２……車体、３……内燃
機関、４……ドア開閉検出器、８……ミユート信
号発生回路、１０……アツテネータ、１２……信
号処理回路、Ａ１１，Ａ２１……マイクロホンア
ンプ、Ａ１２，Ａ２２……電力増幅回路、Ｄ１〜
Ｄ４……ドア、Ｍ１，Ｍ２……マイクロホン、Ｓ
１……運転席、Ｓ３，Ｓ４……後部座席、ＳＰ１
，ＳＰ２……スピーカ、ＳＷ１〜ＳＷ４……スイ
ツチ。
FIG. 1 is a block diagram showing the electrical configuration of an in-vehicle communication device 1 according to an embodiment of the present invention, and FIG. 2 is a car body 2 of an automobile equipped with the in-vehicle communication device 1 shown in FIG.
FIG. 3 is a block diagram showing the electrical configuration of the door opening/closing detector 4. FIG. DESCRIPTION OF SYMBOLS 1...In-vehicle communication device, 2...Vehicle body, 3...Internal combustion engine, 4...Door opening/closing detector, 8...Mute signal generation circuit, 10...Attenuator, 12...Signal processing circuit, A11, A21... ...Microphone amplifier, A12, A22...Power amplifier circuit, D1~
D4...Door, M1, M2...Microphone, S
1... Driver's seat, S3, S4... Rear seat, SP1
, SP2...Speaker, SW1-SW4...Switch.
Claims (1)
るマイクロホンと、 後部座席付近に設けられ、該後部座席の乗車者
の音声を収音するマイクロホンと、 前記運転席付近に設けられるスピーカと、 前記後部座席付近に設けられるスピーカと、 前記各マイクロホンとスピーカとの間に介在さ
れ、マイクロホンからの音声信号をスピーカによ
つて音響化する信号処理手段とを含む車内通話装
置において、 ドアが少なくとも閉じられたことを検出するド
ア開閉検出器を備え、 前記信号処理手段は、ドア開閉検出器の出力に
応答し、少なくともドアが閉じられたときには音
声信号のレベルを低下することを特徴とする車内
通話装置。[Scope of claim for utility model registration] A microphone installed near the driver's seat to pick up the driver's voice; a microphone installed near the rear seat to pick up the voice of the passenger in the rear seat; A vehicle interior comprising a speaker provided near the seat, a speaker provided near the rear seat, and a signal processing means interposed between each of the microphones and the speaker for converting an audio signal from the microphone into sound by the speaker. The communication device includes a door opening/closing detector that detects at least when the door is closed, and the signal processing means responds to an output of the door opening/closing detector and reduces the level of the audio signal at least when the door is closed. An in-car communication device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6150589U JPH0628823Y2 (en) | 1989-05-27 | 1989-05-27 | In-car communication device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6150589U JPH0628823Y2 (en) | 1989-05-27 | 1989-05-27 | In-car communication device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH032719U true JPH032719U (en) | 1991-01-11 |
| JPH0628823Y2 JPH0628823Y2 (en) | 1994-08-03 |
Family
ID=31589811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6150589U Expired - Lifetime JPH0628823Y2 (en) | 1989-05-27 | 1989-05-27 | In-car communication device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0628823Y2 (en) |
-
1989
- 1989-05-27 JP JP6150589U patent/JPH0628823Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0628823Y2 (en) | 1994-08-03 |
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