JPH0170164U - - Google Patents
Info
- Publication number
- JPH0170164U JPH0170164U JP1987165928U JP16592887U JPH0170164U JP H0170164 U JPH0170164 U JP H0170164U JP 1987165928 U JP1987165928 U JP 1987165928U JP 16592887 U JP16592887 U JP 16592887U JP H0170164 U JPH0170164 U JP H0170164U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- pulse
- level
- output
- state buffer
- 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
- 230000010355 oscillation Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 1
Description
第１図は本考案の一実施例である信号発生回路
２０の構成を示すブロツク図、第２図はＶ／Ｆ変
換回路７の入力電圧と出力周波数との関係を示す
グラフ、第３図は車輪速度に対応するＶ／Ｆ変換
回路７の出力波形を示す波形図、第４図は３ステ
ートバツフア８の終段における構成を示す回路図
、第５図は信号発生回路２０の各部における信号
の波形図、第６図は検出部４が車輪速度を検出す
るときの構成を示すブロツク図、第７図はコイル
２の出力波形図である。
５……処理回路、６……デジタル／アナログ変
換回路、７……電圧／周波数変換回路、８……３
ステートバツフア、９……分圧回路、１５……波
形整形回路、１６……検出回路、１７……検出部
。
FIG. 1 is a block diagram showing the configuration of a signal generation circuit 20 which is an embodiment of the present invention, FIG. 2 is a graph showing the relationship between the input voltage and output frequency of the V/F conversion circuit 7, and FIG. A waveform diagram showing the output waveform of the V/F conversion circuit 7 corresponding to the wheel speed, FIG. 4 is a circuit diagram showing the configuration at the final stage of the 3-state buffer 8, and FIG. 5 shows signals at each part of the signal generation circuit 20. FIG. 6 is a block diagram showing the configuration when the detection unit 4 detects the wheel speed, and FIG. 7 is an output waveform diagram of the coil 2. 5...Processing circuit, 6...Digital/analog conversion circuit, 7...Voltage/frequency conversion circuit, 8...3
State buffer, 9... Voltage dividing circuit, 15... Waveform shaping circuit, 16... Detection circuit, 17... Detection section.
Claims (1)
する発振回路と、 発振回路の出力に応答し、前記パルスのレベル
に対応してハイレベルおよびローレベルの信号を
導出するとともに、パルスの周波数が零になつた
とき出力インピーダンスが高くなる３ステートバ
ツフアと、 ３ステートバツフアの出力を分圧するための複
数のインピーダンス素子とを含むことを特徴とす
る信号発生回路。[Claims for Utility Model Registration] An oscillation circuit that generates a pulse having a frequency corresponding to a physical quantity; and a circuit that responds to the output of the oscillation circuit and derives high-level and low-level signals corresponding to the level of the pulse; A signal generating circuit comprising: a 3-state buffer whose output impedance becomes high when a pulse frequency becomes zero; and a plurality of impedance elements for voltage-dividing the output of the 3-state buffer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16592887U JPH053986Y2 (en) | 1987-10-28 | 1987-10-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16592887U JPH053986Y2 (en) | 1987-10-28 | 1987-10-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0170164U true JPH0170164U (en) | 1989-05-10 |
| JPH053986Y2 JPH053986Y2 (en) | 1993-01-29 |
Family
ID=31452856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16592887U Expired - Lifetime JPH053986Y2 (en) | 1987-10-28 | 1987-10-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH053986Y2 (en) |
-
1987
- 1987-10-28 JP JP16592887U patent/JPH053986Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH053986Y2 (en) | 1993-01-29 |