JPS61119419U - - Google Patents
Info
- Publication number
- JPS61119419U JPS61119419U JP1985001928U JP192885U JPS61119419U JP S61119419 U JPS61119419 U JP S61119419U JP 1985001928 U JP1985001928 U JP 1985001928U JP 192885 U JP192885 U JP 192885U JP S61119419 U JPS61119419 U JP S61119419U
- Authority
- JP
- Japan
- Prior art keywords
- low
- pass filter
- supplied
- output
- linear amplifier
- 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
- 238000010586 diagram Methods 0.000 description 6
- 230000001419 dependent effect Effects 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Continuous-Control Power Sources That Use Transistors (AREA)
- Control Of Electric Motors In General (AREA)
- Amplifiers (AREA)
Description
第１図はこの考案の一実施例を示すブロツク図
、第２図は第１図の具体回路の一例を示す接続図
、第３図は第１図及び第２図の動作説明に供する
ための線図、第４図及び第５図は夫々この考案の
他の実施例を示す接続図、第６図はこの考案の応
用例を示す回路構成図、第７図は第６図の動作説
明に供するための波形図、第８図は従来回路の一
例を示すブロツク図である。
１１はチヨツパ回路、１２は第１のローパスフ
イルタ、１３はリニアアンプとしてのアナログア
ンプ、１４は第２のローパスフイルタ、１５はモ
ータである。
Fig. 1 is a block diagram showing an embodiment of this invention, Fig. 2 is a connection diagram showing an example of the specific circuit of Fig. 1, and Fig. 3 is a diagram for explaining the operation of Figs. 1 and 2. Figures 4 and 5 are connection diagrams showing other embodiments of this invention, Figure 6 is a circuit configuration diagram showing an application example of this invention, and Figure 7 is an explanation of the operation of Figure 6. FIG. 8 is a block diagram showing an example of a conventional circuit. 11 is a chopper circuit, 12 is a first low-pass filter, 13 is an analog amplifier as a linear amplifier, 14 is a second low-pass filter, and 15 is a motor.
補正 昭６０．３．１８
実用新案登録請求の範囲を次のように補正する
。Amendment March 18, 1980 The scope of claims for utility model registration is amended as follows.
【実用新案登録請求の範囲】
パルス幅変調された信号を平滑するための第１
のローパスフイルタと、該第１のローパスフイル
タによつて平滑された信号の高周波成分を除去す
るための第２のローパスフイルタと、上記第１の
ローパスフイルタによつて平滑された信号を駆動
源とすると共に上記第２のローパスフイルタによ
つて高周波成分が除去された信号を入力信号とし
、該入力信号に依存した信号を出力するリニアア
ンプとから成るアンプ回路。[Claims for Utility Model Registration] First method for smoothing pulse width modulated signals
a low-pass filter, a second low-pass filter for removing high frequency components of the signal smoothed by the first low-pass filter, and a drive source using the signal smoothed by the first low-pass filter. and a linear amplifier which takes as an input signal a signal from which high frequency components have been removed by the second low-pass filter and outputs a signal dependent on the input signal.
Claims (1)
ンパ回路と、該チヨンパ回路の出力が供給される
第１のローパスフイルタと、該ローパスフイルタ
の出力が電源端子に供給されるリニアアンプと、
上記ローパスフイルタの出力を上記リニアアンプ
の入力端子に供給する第２のローパスフイルタと
を備えたアンプ回路。 a chopper circuit to which a pulse width modulated control signal is supplied; a first low-pass filter to which the output of the chopper circuit is supplied; a linear amplifier to which the output of the low-pass filter is supplied to a power supply terminal;
and a second low-pass filter that supplies an output of the low-pass filter to an input terminal of the linear amplifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985001928U JPH0528810Y2 (en) | 1985-01-11 | 1985-01-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985001928U JPH0528810Y2 (en) | 1985-01-11 | 1985-01-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61119419U true JPS61119419U (en) | 1986-07-28 |
| JPH0528810Y2 JPH0528810Y2 (en) | 1993-07-23 |
Family
ID=30475120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985001928U Expired - Lifetime JPH0528810Y2 (en) | 1985-01-11 | 1985-01-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0528810Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56114407A (en) * | 1980-02-13 | 1981-09-09 | Matsushita Electric Ind Co Ltd | Power amplifier |
| JPS57107618A (en) * | 1980-12-24 | 1982-07-05 | Toshiba Corp | Power amplifier |
-
1985
- 1985-01-11 JP JP1985001928U patent/JPH0528810Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56114407A (en) * | 1980-02-13 | 1981-09-09 | Matsushita Electric Ind Co Ltd | Power amplifier |
| JPS57107618A (en) * | 1980-12-24 | 1982-07-05 | Toshiba Corp | Power amplifier |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0528810Y2 (en) | 1993-07-23 |
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