JPS6234307B2 - - Google Patents
Info
- Publication number
- JPS6234307B2 JPS6234307B2 JP56117368A JP11736881A JPS6234307B2 JP S6234307 B2 JPS6234307 B2 JP S6234307B2 JP 56117368 A JP56117368 A JP 56117368A JP 11736881 A JP11736881 A JP 11736881A JP S6234307 B2 JPS6234307 B2 JP S6234307B2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- circuit
- line
- decoder
- hybrid
- 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.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Bidirectional Digital Transmission (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56117368A JPS5819051A (ja) | 1981-07-27 | 1981-07-27 | 制御用ト−ン信号伝送回路 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56117368A JPS5819051A (ja) | 1981-07-27 | 1981-07-27 | 制御用ト−ン信号伝送回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5819051A JPS5819051A (ja) | 1983-02-03 |
JPS6234307B2 true JPS6234307B2 (enrdf_load_stackoverflow) | 1987-07-25 |
Family
ID=14709925
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56117368A Granted JPS5819051A (ja) | 1981-07-27 | 1981-07-27 | 制御用ト−ン信号伝送回路 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5819051A (enrdf_load_stackoverflow) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50151410A (enrdf_load_stackoverflow) * | 1974-05-24 | 1975-12-05 | ||
JPS5289005A (en) * | 1976-01-20 | 1977-07-26 | Hitachi Ltd | Time dividing 2-lines type all double communication |
JPS54114006A (en) * | 1978-02-24 | 1979-09-05 | Minoru Akiyama | Pulse signal alternate transmission/reception type two- way information transmission system |
-
1981
- 1981-07-27 JP JP56117368A patent/JPS5819051A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5819051A (ja) | 1983-02-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4519074A (en) | Transceiver having collision detection capability for contention-formatted FDM local area networks | |
US20170257145A1 (en) | Method and system of combining signals in bpl communications | |
US3183313A (en) | Echo suppressor operable by a pilot tone | |
JPS6234307B2 (enrdf_load_stackoverflow) | ||
US3175051A (en) | Echo suppressor using comb filters | |
US2209667A (en) | Control of transmission in two-way signaling systems | |
US4969145A (en) | Modem | |
JPS5829906B2 (ja) | ファクシミリ用検出回路 | |
US2794072A (en) | Signalling systems for pulse telecommunication system | |
JPS6223156Y2 (enrdf_load_stackoverflow) | ||
US1895461A (en) | Combined radio telephone and telegraph system | |
US2093525A (en) | Echo suppressor apparatus | |
JP3591794B2 (ja) | 駅装置接続用インタフェース装置 | |
CA2571700C (en) | Method and system of combining signals in bpl communications | |
JPS62135028A (ja) | 自動回線選択方式 | |
JPS611142A (ja) | デ−タ伝送装置 | |
JPH01220949A (ja) | 帯域外シグナリング信号の検出回路 | |
JPH03149935A (ja) | データ通信システムのデータ受信装置 | |
JPS60226232A (ja) | 干渉波検出方式 | |
GB916543A (en) | Improvements in or relating to two-way communication networks | |
JPS59140754A (ja) | Pcm中継伝送路折返し方式 | |
JPH04107957U (ja) | 電燈線搬送通信方式のインターホン装置 | |
JPH03147436A (ja) | 搬送端局装置 | |
JPS59210753A (ja) | 双方向通信システム | |
JPS6218124A (ja) | 双方向増幅器 |