JPH0239176U - - Google Patents
Info
- Publication number
- JPH0239176U JPH0239176U JP11877388U JP11877388U JPH0239176U JP H0239176 U JPH0239176 U JP H0239176U JP 11877388 U JP11877388 U JP 11877388U JP 11877388 U JP11877388 U JP 11877388U JP H0239176 U JPH0239176 U JP H0239176U
- Authority
- JP
- Japan
- Prior art keywords
- under test
- signal under
- signal
- synchronization
- gate 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Measuring Frequencies, Analyzing Spectra (AREA)
Description
第１図は本考案の一実施例のブロツク構成図、
第２図は該一実施例のおける動作の流れ図、第３
図は該一実施例の動作タイミング図、第４図は従
来装置のブロツク構成図、第５図は従来装置の動
作の流れ図、第６図は従来装置で計数誤差が起こ
らない場合の動作タイミング図、第７図は従来装
置で計数誤差が起こる場合の動作タイミング図で
ある。
FIG. 1 is a block diagram of an embodiment of the present invention.
Figure 2 is a flowchart of the operation in this embodiment;
4 is a block diagram of the conventional device, FIG. 5 is a flowchart of the operation of the conventional device, and FIG. 6 is an operational timing diagram of the conventional device when no counting error occurs. , FIG. 7 is an operation timing diagram when a counting error occurs in the conventional device.
Claims (1)
んで計数を行なう周波数計数装置において、被測
定信号の一部を取り出して基準信号発振器及びタ
イミング制御部に印加し、ゲート回路の制御信号
を被測定信号に同期させる同期回路を有すること
を特徴とする周波数計数装置。 In a frequency counting device that performs counting by taking in a signal under test for a certain period of time using a gate circuit, a part of the signal under test is taken out and applied to a reference signal oscillator and a timing control section, and the control signal of the gate circuit is converted into the signal under test. A frequency counting device characterized by having a synchronization circuit for synchronization.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11877388U JPH0239176U (en) | 1988-09-09 | 1988-09-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11877388U JPH0239176U (en) | 1988-09-09 | 1988-09-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0239176U true JPH0239176U (en) | 1990-03-15 |
Family
ID=31363413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11877388U Pending JPH0239176U (en) | 1988-09-09 | 1988-09-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0239176U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008114602A1 (en) * | 2007-03-20 | 2008-09-25 | Advantest Corporation | Test equipment and electronic device |
-
1988
- 1988-09-09 JP JP11877388U patent/JPH0239176U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008114602A1 (en) * | 2007-03-20 | 2008-09-25 | Advantest Corporation | Test equipment and electronic device |