JPH0360082U - - Google Patents
Info
- Publication number
- JPH0360082U JPH0360082U JP11994389U JP11994389U JPH0360082U JP H0360082 U JPH0360082 U JP H0360082U JP 11994389 U JP11994389 U JP 11994389U JP 11994389 U JP11994389 U JP 11994389U JP H0360082 U JPH0360082 U JP H0360082U
- Authority
- JP
- Japan
- Prior art keywords
- bus
- noise
- function
- serial data
- std
- 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
- 238000005259 measurement Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 1
Landscapes
- Test And Diagnosis Of Digital Computers (AREA)
- Dc Digital Transmission (AREA)
Description
第１図、第２図はこの考案の一実施例によるノ
イズ試験装置を示す構成図、第３図は従来のノイ
ズ試験装置の構成図である。図において、１……
バス模擬部、２……バス、３……バス接続部、４
……バス終端器、５……被試験体、６……ノイズ
発生部、７……実効値電圧測定部、８……波形観
測部、９……ノイズ発生波形観測部、１０……ノ
イズ発生器、１１……波形観測器、１２……信号
切換部、１３……信号、１４……信号、１５
……信号、１６……信号である。なお、図中
、同一符号は同一、または相当部分を示す。
FIGS. 1 and 2 are block diagrams showing a noise test apparatus according to an embodiment of the invention, and FIG. 3 is a block diagram of a conventional noise test apparatus. In the figure, 1...
Bus simulation part, 2...Bus, 3...Bus connection part, 4
... Bus terminator, 5 ... Test object, 6 ... Noise generation section, 7 ... Effective value voltage measurement section, 8 ... Waveform observation section, 9 ... Noise generation waveform observation section, 10 ... Noise generation instrument, 11... waveform observation device, 12... signal switching unit, 13... signal, 14... signal, 15
...Signal, 16...Signal. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
規格に従い、シリアルデータ転送の監視を行うこ
との出来るバス模擬部と、バスを終端するための
ＭＩＬ−ＳＴＤ−１５５３Ｂで定義されたバス終
端器とバスケーブルを接続するためのＭＩＬ−Ｓ
ＴＤ−１５５３Ｂで定義されたバス接続部と、Ｍ
ＩＬ−ＳＴＤ−１５５３Ｂで定義された通信規格
に従い、シリアルデータ転送を行う機能と、ＭＩ
Ｌ−ＨＤＢＫ−１５５３Ｂで規定されたホワイト
ガウシヤンノイズを発生させる機能と、ホバス上
にシリアルデータが発生している時のみバス上に
あるシリアルデータの電圧レベルを差動で測定す
る機能を有するノイズ発生波形観測部と、ホワイ
トガウシヤンノイズのノイズレベルを実効値電圧
で測定する機能を有する実効電圧値測定部と、ノ
イズ試験を行う被試験体とを備えたことを特徴と
するバスノイズ試験装置。 In accordance with the communication standard defined by MIL-STD-1553B, a bus simulator that can monitor serial data transfer, a bus terminator and bus cable defined by MIL-STD-1553B to terminate the bus are installed. MIL-S for connection
The bus connection defined in TD-1553B and M
In accordance with the communication standard defined in IL-STD-1553B, the function of serial data transfer and MI
This noise has the function of generating white Gaussian noise specified by L-HDBK-1553B and the function of differentially measuring the voltage level of serial data on the bus only when serial data is generated on the bus. A bus noise test device comprising a generated waveform observation section, an effective voltage value measurement section having a function of measuring the noise level of white Gaussian noise using an effective voltage value, and a test object for performing a noise test. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11994389U JPH0360082U (en) | 1989-10-13 | 1989-10-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11994389U JPH0360082U (en) | 1989-10-13 | 1989-10-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0360082U true JPH0360082U (en) | 1991-06-13 |
Family
ID=31668037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11994389U Pending JPH0360082U (en) | 1989-10-13 | 1989-10-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0360082U (en) |
-
1989
- 1989-10-13 JP JP11994389U patent/JPH0360082U/ja active Pending
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