JPS6135460U - Modem test equipment - Google Patents
Modem test equipmentInfo
- Publication number
- JPS6135460U JPS6135460U JP11972184U JP11972184U JPS6135460U JP S6135460 U JPS6135460 U JP S6135460U JP 11972184 U JP11972184 U JP 11972184U JP 11972184 U JP11972184 U JP 11972184U JP S6135460 U JPS6135460 U JP S6135460U
- Authority
- JP
- Japan
- Prior art keywords
- modem
- test
- station modem
- slave station
- detecting
- 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
- Digital Transmission Methods That Use Modulated Carrier Waves (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、本考案の実施例のブロック図、第２図は、本
考案の信号タイミングチャートを示す。
１：主局モデム、２，３，４：子局モデム、５：試験制
御信号発生回路、６：アドレス情報発生回路、７：アド
レス変更タイマ回路、８：テスト信号誤り検出回路、９
：誤りピッチ数計数回路、１０：主局シーケンス制御回
路、１１：送信データ切換回路、１２：受信データ切換
回路、１３：変調回路、１４：復調回路、１５：テスト
信号発生回路、１６：試験制御信号検出回路、１７：ア
ドレス情報検出回路、１８二子局シーケンス制御回路、
１９：主局送出データ、２０：主局受信データ、２１：
子局送出データ、２２：子局受信データである。FIG. 1 is a block diagram of an embodiment of the present invention, and FIG. 2 is a signal timing chart of the present invention. 1: Main station modem, 2, 3, 4: Slave station modem, 5: Test control signal generation circuit, 6: Address information generation circuit, 7: Address change timer circuit, 8: Test signal error detection circuit, 9
: Error pitch number counting circuit, 10: Main station sequence control circuit, 11: Transmission data switching circuit, 12: Reception data switching circuit, 13: Modulation circuit, 14: Demodulation circuit, 15: Test signal generation circuit, 16: Test control Signal detection circuit, 17: Address information detection circuit, 18 Two slave station sequence control circuit,
19: Main station sending data, 20: Main station receiving data, 21:
Slave station transmission data, 22: Slave station reception data.
Claims (1)
局変復調装置に試験開始および終了を意味する試験制御
信号を発生する手段と、子局変復調装置のアドレス情報
を発生する手段と、子局変復調装置からのテスト信号を
受信して、該テスト信号の誤りを検出する手段と、該テ
スト信号の誤りビット数を計数する手段と、前記主局変
復調装置の各手段をシーケルシャルに制御する手段を備
え、子局変復調装置に主局変復調装置からの試験制御信
号を検出する手段と、ナドレス情報を検出する手段と、
テスト信号を発生し、主局変復調装置に送出する手段と
、前記子局変復調装置の各手段をシーケンシャルに制御
する手段とを備えた変復調装置試験装置において、主局
変復調装置で発生するアドレス情報を一定時間で変更す
る手段を備えたことを特徴とする変復調装置試験装置。Means for generating a test control signal indicating test start and end for a main station modem of a modem used in a multipoint line configuration, means for generating address information for a slave station modem, and slave station modem. means for receiving a test signal from the main station and detecting an error in the test signal, means for counting the number of error bits in the test signal, and means for sequentially controlling each means of the main station modulation/demodulation device. , means for detecting a test control signal from the master station modem to the slave station modem, and means for detecting nadres information;
In a modem test device comprising means for generating a test signal and sending it to a master station modem and a means for sequentially controlling each means of the slave station modem, the address information generated in the master station modem is 1. A modem test device characterized in that it is equipped with a means for changing at a fixed time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11972184U JPS6135460U (en) | 1984-08-03 | 1984-08-03 | Modem test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11972184U JPS6135460U (en) | 1984-08-03 | 1984-08-03 | Modem test equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6135460U true JPS6135460U (en) | 1986-03-04 |
Family
ID=30678586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11972184U Pending JPS6135460U (en) | 1984-08-03 | 1984-08-03 | Modem test equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6135460U (en) |
-
1984
- 1984-08-03 JP JP11972184U patent/JPS6135460U/en active Pending
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