JPS5971179U - Frequency-voltage converter - Google Patents
Frequency-voltage converterInfo
- Publication number
- JPS5971179U JPS5971179U JP16721082U JP16721082U JPS5971179U JP S5971179 U JPS5971179 U JP S5971179U JP 16721082 U JP16721082 U JP 16721082U JP 16721082 U JP16721082 U JP 16721082U JP S5971179 U JPS5971179 U JP S5971179U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- frequency
- rectangular wave
- digital
- voltage converter
- 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
Landscapes
- Measuring Frequencies, Analyzing Spectra (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の周波数−電圧変換装置を示すブロック図
、第２図は従来の周波数−電圧変換装置の各部の波形を
示す動作波形図、第３図は本考案の一実施例による周波
数−電圧変換装置を示すブロック図である。
１：矩形波発生回路、４：計数回路、５：ディジタル信
号変換装置、６：基準電圧発生回路、７：ディジタル式
ゲイン可変装置。なお、図中、同一符号は、同一、又は
相当部分を示す。FIG. 1 is a block diagram showing a conventional frequency-to-voltage converter, FIG. 2 is an operation waveform diagram showing waveforms of each part of the conventional frequency-to-voltage converter, and FIG. 3 is a frequency-to-voltage converter according to an embodiment of the present invention. It is a block diagram showing a voltage converter. 1: Rectangular wave generation circuit, 4: Counting circuit, 5: Digital signal conversion device, 6: Reference voltage generation circuit, 7: Digital gain variable device. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.
Claims (1)
の周期を計数する計数回路、計数されたディジタル量を
上記矩形波の周波数に比例したディジタル量に変換す−
るディジタル信号変換装置、基準直流電圧を発生する基
準電圧発生回路、上記ディジタル信号変換装置によって
変換されたディジタル量の制御信号に基づき入力される
基準直流電圧に対するゲインを可変にして直流電圧を得
るゲイン可変装置を備えたことを特徴とする周波数−電
圧変換装置。A rectangular wave conversion circuit that converts an input waveform into a rectangular wave, a counting circuit that counts the period of the rectangular wave, and a counting circuit that converts the counted digital amount into a digital amount proportional to the frequency of the rectangular wave.
a digital signal converter, a reference voltage generating circuit that generates a reference DC voltage, and a gain that obtains a DC voltage by varying the gain with respect to the reference DC voltage input based on a digital quantity control signal converted by the digital signal converter; A frequency-voltage conversion device comprising a variable device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16721082U JPS5971179U (en) | 1982-11-02 | 1982-11-02 | Frequency-voltage converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16721082U JPS5971179U (en) | 1982-11-02 | 1982-11-02 | Frequency-voltage converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5971179U true JPS5971179U (en) | 1984-05-15 |
Family
ID=30365872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16721082U Pending JPS5971179U (en) | 1982-11-02 | 1982-11-02 | Frequency-voltage converter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5971179U (en) |
-
1982
- 1982-11-02 JP JP16721082U patent/JPS5971179U/en active Pending
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