JPH0325080B2 - - Google Patents
Info
- Publication number
- JPH0325080B2 JPH0325080B2 JP58108910A JP10891083A JPH0325080B2 JP H0325080 B2 JPH0325080 B2 JP H0325080B2 JP 58108910 A JP58108910 A JP 58108910A JP 10891083 A JP10891083 A JP 10891083A JP H0325080 B2 JPH0325080 B2 JP H0325080B2
- Authority
- JP
- Japan
- Prior art keywords
- extension
- circuit
- signal
- handset
- hands
- 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
- 238000004891 communication Methods 0.000 claims description 13
- 230000004044 response Effects 0.000 description 9
- 230000005540 biological transmission Effects 0.000 description 7
- 230000004397 blinking Effects 0.000 description 7
- 230000006870 function Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/71—Substation extension arrangements
- H04M1/715—Substation extension arrangements using two or more extensions per line
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58108910A JPS601996A (ja) | 1983-06-17 | 1983-06-17 | 内線ハンドフリ−回路 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58108910A JPS601996A (ja) | 1983-06-17 | 1983-06-17 | 内線ハンドフリ−回路 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS601996A JPS601996A (ja) | 1985-01-08 |
| JPH0325080B2 true JPH0325080B2 (US06826419-20041130-M00005.png) | 1991-04-04 |
Family
ID=14496730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58108910A Granted JPS601996A (ja) | 1983-06-17 | 1983-06-17 | 内線ハンドフリ−回路 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS601996A (US06826419-20041130-M00005.png) |
-
1983
- 1983-06-17 JP JP58108910A patent/JPS601996A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS601996A (ja) | 1985-01-08 |
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