JPH0246447U - - Google Patents
Info
- Publication number
- JPH0246447U JPH0246447U JP12513888U JP12513888U JPH0246447U JP H0246447 U JPH0246447 U JP H0246447U JP 12513888 U JP12513888 U JP 12513888U JP 12513888 U JP12513888 U JP 12513888U JP H0246447 U JPH0246447 U JP H0246447U
- Authority
- JP
- Japan
- Prior art keywords
- transmission
- signal
- priority
- start bit
- 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
- 230000005540 biological transmission Effects 0.000 claims description 8
- 238000007493 shaping process Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 2
- 238000012795 verification Methods 0.000 claims description 2
- 230000001629 suppression Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Bidirectional Digital Transmission (AREA)
Description
第１図はこの考案の一実施例を一部ブロツク図
で示す回路図、第２図は第１図の実施例の動作説
明用波形図、そして第３図は従来のリピータを示
す回路図である。
図において、１と２は伝送路、３と４は波形整
形回路、５と６はスタートビツト検出回路、７は
タイミング検定兼優先度決定回路である。
Fig. 1 is a circuit diagram showing a partial block diagram of an embodiment of this invention, Fig. 2 is a waveform diagram for explaining the operation of the embodiment of Fig. 1, and Fig. 3 is a circuit diagram showing a conventional repeater. be. In the figure, 1 and 2 are transmission lines, 3 and 4 are waveform shaping circuits, 5 and 6 are start bit detection circuits, and 7 is a timing verification/priority determining circuit.
Claims (1)
伝送信号を増幅・波形整形する波形整形回路と、
各伝送路に接続されてその伝送信号中のスタート
ビツトを検出するスタートビツト検出回路と、前
記各伝送路に優先度を持たせることができ、かつ
前記スタートビツト検出回路に接続されてそれぞ
れの検出信号の発生時間差が所定の設定値を超え
ているかぎり優先度を持たない伝送路の波形整形
回路へ抑制信号を供給してその伝送信号の伝送を
抑制するタイミング検定兼優先度決定回路とを備
えたことを特徴とする方向性に優先度を持つたリ
ピータ。 a waveform shaping circuit that is connected in antiparallel to each other between a pair of transmission lines and amplifies and shapes the waveform of each transmission signal;
a start bit detection circuit that is connected to each transmission line and detects a start bit in the transmission signal; A timing verification/priority determination circuit is provided that supplies a suppression signal to a waveform shaping circuit of a transmission line that does not have priority to suppress transmission of the transmission signal as long as the difference in generation time of the signal exceeds a predetermined set value. A repeater with priority in direction characterized by
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12513888U JPH0246447U (en) | 1988-09-27 | 1988-09-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12513888U JPH0246447U (en) | 1988-09-27 | 1988-09-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0246447U true JPH0246447U (en) | 1990-03-29 |
Family
ID=31375478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12513888U Pending JPH0246447U (en) | 1988-09-27 | 1988-09-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0246447U (en) |
-
1988
- 1988-09-27 JP JP12513888U patent/JPH0246447U/ja active Pending
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