JPS5897953A - 加入電話回線のデ−タ伝送方式 - Google Patents
加入電話回線のデ−タ伝送方式Info
- Publication number
- JPS5897953A JPS5897953A JP19715681A JP19715681A JPS5897953A JP S5897953 A JPS5897953 A JP S5897953A JP 19715681 A JP19715681 A JP 19715681A JP 19715681 A JP19715681 A JP 19715681A JP S5897953 A JPS5897953 A JP S5897953A
- Authority
- JP
- Japan
- Prior art keywords
- terminal
- center
- network control
- call
- control device
- 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.)
- Granted
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 25
- 238000004891 communication Methods 0.000 claims abstract description 4
- 238000007689 inspection Methods 0.000 abstract 1
- 239000007787 solid Substances 0.000 description 12
- 238000010586 diagram Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241000277331 Salmonidae Species 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
- H04M11/002—Telephonic communication systems specially adapted for combination with other electrical systems with telemetering systems
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19715681A JPS5897953A (ja) | 1981-12-07 | 1981-12-07 | 加入電話回線のデ−タ伝送方式 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19715681A JPS5897953A (ja) | 1981-12-07 | 1981-12-07 | 加入電話回線のデ−タ伝送方式 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5897953A true JPS5897953A (ja) | 1983-06-10 |
JPH021417B2 JPH021417B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1990-01-11 |
Family
ID=16369692
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP19715681A Granted JPS5897953A (ja) | 1981-12-07 | 1981-12-07 | 加入電話回線のデ−タ伝送方式 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5897953A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6051096A (ja) * | 1983-08-29 | 1985-03-22 | Nippon Telegr & Teleph Corp <Ntt> | 構内交換機着信接続方式 |
JPS6080397A (ja) * | 1983-10-07 | 1985-05-08 | Nec Corp | 構内交換機における着信方式 |
JPH03113955A (ja) * | 1989-09-27 | 1991-05-15 | Sharp Corp | データ通信システム |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52144201A (en) * | 1976-05-26 | 1977-12-01 | Hitachi Ltd | Data communication system |
-
1981
- 1981-12-07 JP JP19715681A patent/JPS5897953A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52144201A (en) * | 1976-05-26 | 1977-12-01 | Hitachi Ltd | Data communication system |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6051096A (ja) * | 1983-08-29 | 1985-03-22 | Nippon Telegr & Teleph Corp <Ntt> | 構内交換機着信接続方式 |
JPS6080397A (ja) * | 1983-10-07 | 1985-05-08 | Nec Corp | 構内交換機における着信方式 |
JPH03113955A (ja) * | 1989-09-27 | 1991-05-15 | Sharp Corp | データ通信システム |
Also Published As
Publication number | Publication date |
---|---|
JPH021417B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1990-01-11 |