JPS6355262B2 - - Google Patents
Info
- Publication number
- JPS6355262B2 JPS6355262B2 JP55180962A JP18096280A JPS6355262B2 JP S6355262 B2 JPS6355262 B2 JP S6355262B2 JP 55180962 A JP55180962 A JP 55180962A JP 18096280 A JP18096280 A JP 18096280A JP S6355262 B2 JPS6355262 B2 JP S6355262B2
- Authority
- JP
- Japan
- Prior art keywords
- telephone
- circuit
- control signal
- exchange
- conversion 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.)
- Expired
Links
- 238000006243 chemical reaction Methods 0.000 claims description 31
- 230000005856 abnormality Effects 0.000 claims description 27
- 238000001514 detection method Methods 0.000 claims description 23
- 239000002131 composite material Substances 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 5
- 230000004913 activation Effects 0.000 claims description 4
- 150000001875 compounds Chemical group 0.000 claims description 2
- 230000002159 abnormal effect Effects 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 description 7
- 238000003786 synthesis reaction Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 230000008054 signal transmission Effects 0.000 description 3
- 239000000284 extract Substances 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000005236 sound signal 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
- H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Small-Scale Networks (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP55180962A JPS57104345A (en) | 1980-12-20 | 1980-12-20 | Telephone connecting system in composite exchange system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP55180962A JPS57104345A (en) | 1980-12-20 | 1980-12-20 | Telephone connecting system in composite exchange system |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57104345A JPS57104345A (en) | 1982-06-29 |
JPS6355262B2 true JPS6355262B2 (enrdf_load_stackoverflow) | 1988-11-01 |
Family
ID=16092317
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP55180962A Granted JPS57104345A (en) | 1980-12-20 | 1980-12-20 | Telephone connecting system in composite exchange system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57104345A (enrdf_load_stackoverflow) |
-
1980
- 1980-12-20 JP JP55180962A patent/JPS57104345A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS57104345A (en) | 1982-06-29 |
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