JPH0423318U - - Google Patents
Info
- Publication number
- JPH0423318U JPH0423318U JP6329690U JP6329690U JPH0423318U JP H0423318 U JPH0423318 U JP H0423318U JP 6329690 U JP6329690 U JP 6329690U JP 6329690 U JP6329690 U JP 6329690U JP H0423318 U JPH0423318 U JP H0423318U
- Authority
- JP
- Japan
- Prior art keywords
- detection result
- person
- volume adjustment
- detection
- playback 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
- 238000001514 detection method Methods 0.000 claims 7
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Control Of Amplification And Gain Control (AREA)
Description
第１図は本考案の自動音量調整装置をＣＤを再
生するジユークボツクスに適用した場合の一実施
例を示す斜視図、第２図はその構成を示すブロツ
ク図、第３図は第２図の自動音量調整装置の動作
を説明するためのフローチヤート、第４図は従来
のジユークボツクスの一例を示すブロツク図であ
る。
１……課金器、２……選曲操作部、３ａ……制
御部、４……ＣＤプレーヤ、５……トーンアンプ
、６……音量調整ボリユーム、７……パワーアン
プ、８……スピーカ、９……自動音量調整装置、
１０……センサ、１１……時定数回路、１２……
ＶＣＡコントロール部、１３……ＶＣＡ、Ｂ……
ジユークボツクス本体。
Fig. 1 is a perspective view showing an embodiment of the automatic volume adjustment device of the present invention applied to a joke box for playing CDs, Fig. 2 is a block diagram showing its configuration, and Fig. 3 is the automatic volume control device of Fig. 2. FIG. 4 is a flowchart for explaining the operation of the volume adjustment device. FIG. 4 is a block diagram showing an example of a conventional joke box. DESCRIPTION OF SYMBOLS 1... Billing device, 2... Song selection operation section, 3a... Control section, 4... CD player, 5... Tone amplifier, 6... Volume adjustment volume, 7... Power amplifier, 8... Speaker, 9 ...Automatic volume adjustment device,
10...Sensor, 11...Time constant circuit, 12...
VCA control section, 13...VCA, B...
The main body of Jyuku Box.
Claims (1)
整する自動音量調整装置において、 前記再生装置本体近傍の人物を検出する人物検
出手段と、この人物検出手段による検出結果が所
定時間継続した場合にその結果を出力する検出結
果出力手段と、この検出結果出力手段から人物の
検出結果が出力されたとき、前記再生装置による
通常再生時における音量をアツプさせる音量調整
手段とを具備することを特徴とする自動音量調整
装置。[Claims for Utility Model Registration] An automatic volume adjustment device that adjusts the volume of a playback device for playing back a recording medium, comprising a person detection means for detecting a person near the main body of the playback device, and a detection result by the person detection means. detection result output means for outputting a result when the detection result continues for a predetermined time; and a volume adjustment means for increasing the volume during normal playback by the playback device when the detection result output means outputs a detection result of a person. An automatic volume adjustment device comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6329690U JPH0423318U (en) | 1990-06-15 | 1990-06-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6329690U JPH0423318U (en) | 1990-06-15 | 1990-06-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0423318U true JPH0423318U (en) | 1992-02-26 |
Family
ID=31593217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6329690U Pending JPH0423318U (en) | 1990-06-15 | 1990-06-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0423318U (en) |
-
1990
- 1990-06-15 JP JP6329690U patent/JPH0423318U/ja active Pending
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