JPS5939557U - Transmission/reception circuit - Google Patents
Transmission/reception circuitInfo
- Publication number
- JPS5939557U JPS5939557U JP13640882U JP13640882U JPS5939557U JP S5939557 U JPS5939557 U JP S5939557U JP 13640882 U JP13640882 U JP 13640882U JP 13640882 U JP13640882 U JP 13640882U JP S5939557 U JPS5939557 U JP S5939557U
- Authority
- JP
- Japan
- Prior art keywords
- transmission
- signal
- reception
- inverting
- reception 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
Landscapes
- Bidirectional Digital Transmission (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (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を示すブロック図である。
１・・・送信信号の入力端子、２・・・受信信号の出力
端子、３・・・反転増幅器、４・・・加算増幅器、５・
・・終端抵抗、６・・・一対の導線（伝送路）、７・・
・送信信号出力端子、兼受信信号入力端子。FIG. 1 is a block diagram showing an embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... Input terminal for transmitting signal, 2... Output terminal for receiving signal, 3... Inverting amplifier, 4... Summing amplifier, 5...
・Terminal resistor, 6... Pair of conducting wires (transmission line), 7...
- Transmission signal output terminal and reception signal input terminal.
Claims (1)
に行うことのできる送・受信回路において、送信信号の
入力端子と、該入力端子からの前記送信信号の極性を反
転させるための反転増幅器と、伝送路の終端抵抗器と、
該終端抵抗器の端子間に生じる前記反転増幅器からの送
信信号と対向加入者からの受信信号との合成信号と前記
送信信号とを加算する加算増幅器とを含み加算増幅器の
出力を受信信号とする送・受信回路。A transmitting/receiving circuit that can simultaneously transmit and receive electrical signals using a pair of conductive wires as a transmission path, includes an input terminal for a transmitted signal, and an inverting amplifier for inverting the polarity of the transmitted signal from the input terminal. , a transmission line terminating resistor,
A summing amplifier that adds a composite signal of the transmission signal from the inverting amplifier and a reception signal from the opposite subscriber generated between the terminals of the terminating resistor and the transmission signal, and uses the output of the summing amplifier as a reception signal. Transmission/reception circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13640882U JPS5939557U (en) | 1982-09-08 | 1982-09-08 | Transmission/reception circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13640882U JPS5939557U (en) | 1982-09-08 | 1982-09-08 | Transmission/reception circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5939557U true JPS5939557U (en) | 1984-03-13 |
Family
ID=30306724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13640882U Pending JPS5939557U (en) | 1982-09-08 | 1982-09-08 | Transmission/reception circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5939557U (en) |
-
1982
- 1982-09-08 JP JP13640882U patent/JPS5939557U/en active Pending
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