JPH0216432U - - Google Patents
Info
- Publication number
- JPH0216432U JPH0216432U JP9230188U JP9230188U JPH0216432U JP H0216432 U JPH0216432 U JP H0216432U JP 9230188 U JP9230188 U JP 9230188U JP 9230188 U JP9230188 U JP 9230188U JP H0216432 U JPH0216432 U JP H0216432U
- Authority
- JP
- Japan
- Prior art keywords
- level
- audio signal
- adjusting
- voice control
- control circuit
- 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 3
- 238000010586 diagram Methods 0.000 description 5
- 238000001514 detection method Methods 0.000 description 2
Landscapes
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
Description
第１図はこの考案のボイスコントロール回路の
実施例であるテープレコーダの構成を示すブロツ
ク図、第２図は第１図に示したテープレコーダに
おけるレベル調整動作およびボイスコントロール
動作を示す図、第３図は第１図に示したテープレ
コーダにおけるボイスコントロール回路および検
波回路の具体的な回路構成例を示す回路図、第４
図は従来のボイスコントロール回路を設置したテ
ープレコーダを示すブロツク図、第５図は第４図
に示したテープレコーダにおけるレベル調整動作
およびボイスコントロール動作を示す図である。
６……増幅器（レベル調整手段の一部）、１０
……帰還回路（レベル調整手段の一部）、１２…
…検波回路（レベル調整手段の一部）、１８……
レベル調整回路（レベル調整手段の一部）、３６
……ボイスコントロール回路、４４……トランジ
スタ（保持手段）。
FIG. 1 is a block diagram showing the configuration of a tape recorder which is an embodiment of the voice control circuit of this invention, FIG. 2 is a diagram showing the level adjustment operation and voice control operation in the tape recorder shown in FIG. 1, and FIG. The figure is a circuit diagram showing a specific example of the circuit configuration of the voice control circuit and the detection circuit in the tape recorder shown in Figure 1.
This figure is a block diagram showing a tape recorder equipped with a conventional voice control circuit, and FIG. 5 is a diagram showing a level adjustment operation and a voice control operation in the tape recorder shown in FIG. 4. 6...Amplifier (part of level adjustment means), 10
...Feedback circuit (part of level adjustment means), 12...
...Detection circuit (part of level adjustment means), 18...
Level adjustment circuit (part of level adjustment means), 36
...Voice control circuit, 44...Transistor (holding means).
Claims (1)
段が前段側に設置され、レベル調整された音声信
号のレベルに応じた制御を行うボイスコントロー
ル回路において、 前記レベル調整手段から得られた音声信号のレ
ベルが特定レベル範囲内に圧縮された場合、前記
レベル調整手段のレベル調整動作を基準にして前
記レベル調整手段のレベル調整動作前の制御状態
を保持する保持手段を備えたことを特徴とするボ
イスコントロール回路。[Scope of Claim for Utility Model Registration] In a voice control circuit in which a level adjustment means for adjusting an audio signal to an appropriate level is installed on the front stage side and performs control according to the level of the level-adjusted audio signal, from the level adjustment means. When the level of the obtained audio signal is compressed within a specific level range, holding means is provided for holding the control state of the level adjusting means before the level adjusting operation based on the level adjusting operation of the level adjusting means. A voice control circuit characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988092301U JPH0614265Y2 (en) | 1988-07-12 | 1988-07-12 | Voice control amplifier circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988092301U JPH0614265Y2 (en) | 1988-07-12 | 1988-07-12 | Voice control amplifier circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0216432U true JPH0216432U (en) | 1990-02-01 |
| JPH0614265Y2 JPH0614265Y2 (en) | 1994-04-13 |
Family
ID=31316748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988092301U Expired - Lifetime JPH0614265Y2 (en) | 1988-07-12 | 1988-07-12 | Voice control amplifier circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0614265Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5334883U (en) * | 1976-09-01 | 1978-03-27 |
-
1988
- 1988-07-12 JP JP1988092301U patent/JPH0614265Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5334883U (en) * | 1976-09-01 | 1978-03-27 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0614265Y2 (en) | 1994-04-13 |
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