JPH0356300U - - Google Patents
Info
- Publication number
- JPH0356300U JPH0356300U JP11574389U JP11574389U JPH0356300U JP H0356300 U JPH0356300 U JP H0356300U JP 11574389 U JP11574389 U JP 11574389U JP 11574389 U JP11574389 U JP 11574389U JP H0356300 U JPH0356300 U JP H0356300U
- Authority
- JP
- Japan
- Prior art keywords
- volume
- graphic equalizer
- spectrum analyzer
- related data
- audio
- 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
- 238000001228 spectrum Methods 0.000 claims description 4
- 230000035945 sensitivity Effects 0.000 claims 2
- 230000005236 sound signal Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Stereophonic Arrangements (AREA)
Description
第１図はこの考案の１つの実施例に係る車載オ
ーデイオシステムの構成を示すブロツク図、第２
図乃至第４図は第１図中のカセツトデツキのマイ
クロコンピユータの動作を示すフローチヤート、
第５図乃至第７図は第１図中のＣＤプレーヤのマ
イクロコンピユータの動作を示すフローチヤート
、第８図と第９図はグラフイツクイコライザのマ
イクロコンピユータの動作を説明するフローチヤ
ートである。第１０図は従来の車載オーデイオシ
ステムを示すブロツク図、第１１図は第１０図中
の電子ボリユームの内部構成を示すブロツク図で
ある。
主な符号の説明、３０Ａ……ＣＤプレーヤ、３
４……マイクロコンピユータ、４０……電子ボリ
ユーム、６０Ａ……グラフイツクイコライザ、６
２Ａ……マイクロコンピユータ、６６Ａ……スペ
アナ部。
FIG. 1 is a block diagram showing the configuration of an in-vehicle audio system according to one embodiment of this invention, and FIG.
4 are flowcharts showing the operation of the microcomputer of the cassette deck in FIG.
5 to 7 are flowcharts illustrating the operation of the microcomputer of the CD player in FIG. 1, and FIGS. 8 and 9 are flowcharts illustrating the operation of the microcomputer of the graphic equalizer. FIG. 10 is a block diagram showing a conventional in-vehicle audio system, and FIG. 11 is a block diagram showing the internal configuration of the electronic volume in FIG. Explanation of main symbols, 30A...CD player, 3
4...Microcomputer, 40...Electronic volume, 60A...Graphic equalizer, 6
2A...Microcomputer, 66A...Spectrum analyzer section.
Claims (1)
ザ機器が前後に縦列接続され、オーデイオソース
機器は出力段に設けられた電子ボリユームと、音
量に関連した可変操作を行う操作手段と、操作手
段の操作に応じて音量に関連したデータを電子ボ
リユームへ出力して音量に関連した可変制御を行
う制御手段とを備え、グラフイツクイコライザ機
器はオーデイオ信号の帯域別のレベルをスペアナ
表示するスペクトラムアナライザ手段を備えた車
載オーデイオ機器において、 オーデイオソース機器の制御手段から後段のグ
ラフイツクイコライザ機器へ音量に関連したデー
タを出力させ、 グラフイツクイコライザ機器のスペクトラムア
ナライザ手段に、音量に関連したデータに基づき
スペアナ表示の感度の可変を行う感度可変手段を
装備したこと、 を特徴とする車載オーデイオシステム。[Claim for Utility Model Registration] An audio source device and a graphic equalizer device are connected in series in front and back, and the audio source device includes an electronic volume provided at the output stage, an operating means for performing variable operations related to the volume, and an operating device. The graphic equalizer device is a spectrum analyzer that displays the level of each band of the audio signal using a spectrum analyzer. In an in-vehicle audio device equipped with means, the control means of the audio source device outputs volume-related data to the subsequent graphic equalizer device, and the spectrum analyzer means of the graphic equalizer device outputs volume-related data based on the volume-related data. An in-vehicle audio system characterized by being equipped with a sensitivity variable means for varying display sensitivity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989115743U JPH0735519Y2 (en) | 1989-09-30 | 1989-09-30 | Car audio system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989115743U JPH0735519Y2 (en) | 1989-09-30 | 1989-09-30 | Car audio system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0356300U true JPH0356300U (en) | 1991-05-30 |
| JPH0735519Y2 JPH0735519Y2 (en) | 1995-08-09 |
Family
ID=31664061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989115743U Expired - Lifetime JPH0735519Y2 (en) | 1989-09-30 | 1989-09-30 | Car audio system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0735519Y2 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5917623U (en) * | 1982-07-23 | 1984-02-02 | パイオニア株式会社 | Volume control circuit for stereo equipment |
| JPS60245400A (en) * | 1984-05-18 | 1985-12-05 | Matsushita Electric Ind Co Ltd | Equalizer |
| JPS6214323U (en) * | 1985-07-12 | 1987-01-28 |
-
1989
- 1989-09-30 JP JP1989115743U patent/JPH0735519Y2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5917623U (en) * | 1982-07-23 | 1984-02-02 | パイオニア株式会社 | Volume control circuit for stereo equipment |
| JPS60245400A (en) * | 1984-05-18 | 1985-12-05 | Matsushita Electric Ind Co Ltd | Equalizer |
| JPS6214323U (en) * | 1985-07-12 | 1987-01-28 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0735519Y2 (en) | 1995-08-09 |
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