JPH0338970U - - Google Patents
Info
- Publication number
- JPH0338970U JPH0338970U JP9858689U JP9858689U JPH0338970U JP H0338970 U JPH0338970 U JP H0338970U JP 9858689 U JP9858689 U JP 9858689U JP 9858689 U JP9858689 U JP 9858689U JP H0338970 U JPH0338970 U JP H0338970U
- Authority
- JP
- Japan
- Prior art keywords
- battery
- numerical data
- converter
- calculates
- displaying
- 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
- 238000003384 imaging method Methods 0.000 claims 2
- 238000005070 sampling Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案の一実施例に係る電気的構成を
示すブロツク線図、第２図はバツテリの出力電圧
と時間との関係を示すグラフ。第３図はバツテリ
電圧の演算処理を説明するためのフローチヤート
、第４図は従来例の電気的構成を示すブロツク線
図である。
１……バツテリ、２……スイツチングレギユレ
ータ、４……システムコントローラ、６……キヤ
ラクタデイスプレイコントローラ、７……電子ビ
ユーフアインダ、９……Ａ／Ｄ変換器、１０……
演算回路。
FIG. 1 is a block diagram showing an electrical configuration according to an embodiment of the present invention, and FIG. 2 is a graph showing the relationship between battery output voltage and time. FIG. 3 is a flowchart for explaining battery voltage calculation processing, and FIG. 4 is a block diagram showing the electrical configuration of a conventional example. DESCRIPTION OF SYMBOLS 1... Battery, 2... Switching regulator, 4... System controller, 6... Character display controller, 7... Electronic viewfinder, 9... A/D converter, 10...
Arithmetic circuit.
Claims (1)
いて、 前記バツテリの出力電圧を数値データに変換す
ると共に、該数値データを周期的に与えられるサ
ンプリング信号に応じて出力するＡ／Ｄ変換器と
、 前記数値データからバツテリの電圧降下率を演
算すると共に、その電圧降下率からバツテリの残
容量を求めて時間データとして出力する演算回路
と、 前記時間データをバツテリ電圧の残り時間とし
て表示する表示手段とを備えたことを特徴とする
撮像装置のバツテリ残容量表示装置。[Claims for Utility Model Registration] An imaging device capable of displaying the output voltage of a battery, comprising: an A/C converter that converts the output voltage of the battery into numerical data and outputs the numerical data in accordance with a periodically applied sampling signal; a D converter; an arithmetic circuit that calculates a battery voltage drop rate from the numerical data, calculates the battery's remaining capacity from the voltage drop rate, and outputs it as time data; 1. A remaining battery capacity display device for an imaging device, comprising: display means for displaying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9858689U JPH0338970U (en) | 1989-08-24 | 1989-08-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9858689U JPH0338970U (en) | 1989-08-24 | 1989-08-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0338970U true JPH0338970U (en) | 1991-04-15 |
Family
ID=31647673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9858689U Pending JPH0338970U (en) | 1989-08-24 | 1989-08-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0338970U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007027671A (en) * | 2005-06-17 | 2007-02-01 | Matsushita Electric Ind Co Ltd | Laser device and residual battery capacitance detection method |
-
1989
- 1989-08-24 JP JP9858689U patent/JPH0338970U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007027671A (en) * | 2005-06-17 | 2007-02-01 | Matsushita Electric Ind Co Ltd | Laser device and residual battery capacitance detection method |
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