JPH0360081U - - Google Patents
Info
- Publication number
- JPH0360081U JPH0360081U JP11994289U JP11994289U JPH0360081U JP H0360081 U JPH0360081 U JP H0360081U JP 11994289 U JP11994289 U JP 11994289U JP 11994289 U JP11994289 U JP 11994289U JP H0360081 U JPH0360081 U JP H0360081U
- Authority
- JP
- Japan
- Prior art keywords
- bus
- function
- noise
- 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
- 238000010586 diagram Methods 0.000 description 2
- 238000005259 measurement 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……ノイズ発生測定部、１０……ノイズ
発生器、１１……実効値電圧測定器、１２，１４
……信号切換部、１３……波形観測器、１５……
信号、１６……信号、１７……信号
、１８……１信号、１９……２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 measurement section, 10 ... Noise generator , 11... Effective value voltage measuring device, 12, 14
... Signal switching section, 13 ... Waveform observation device, 15 ...
Signal, 16...signal, 17...signal, 18...1 signal, 19...2 signal. In addition, in the figures, the same reference numerals indicate the same or equivalent 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、ホワイト
ガウシヤンノイズが発生している時のみ、そのノ
イズレベルを実効値電圧で測定する機能と、バス
上にシリアルデータが転送されている時のみ、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, we have a bus simulator that can monitor serial data transfer, a bus terminator defined by MIL-STD-1553B, and a bus cable to terminate the bus. 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
It has a function to generate white Gaussian noise as specified by L-HDBK-1553B, a function to measure the noise level in terms of effective voltage only when white Gaussian noise is generated, and a function to transmit serial data on the bus. A bus noise test characterized by being equipped with a noise generation measuring section that has a function of differentially measuring the voltage level of serial data on the bus only when it is being transferred, and a device under test that performs a noise test. Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11994289U JPH0360081U (en) | 1989-10-13 | 1989-10-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11994289U JPH0360081U (en) | 1989-10-13 | 1989-10-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0360081U true JPH0360081U (en) | 1991-06-13 |
Family
ID=31668036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11994289U Pending JPH0360081U (en) | 1989-10-13 | 1989-10-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0360081U (en) |
-
1989
- 1989-10-13 JP JP11994289U patent/JPH0360081U/ja active Pending
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