JPS5776962A - Button telephone set - Google Patents
Button telephone setInfo
- Publication number
- JPS5776962A JPS5776962A JP15212780A JP15212780A JPS5776962A JP S5776962 A JPS5776962 A JP S5776962A JP 15212780 A JP15212780 A JP 15212780A JP 15212780 A JP15212780 A JP 15212780A JP S5776962 A JPS5776962 A JP S5776962A
- Authority
- JP
- Japan
- Prior art keywords
- data
- kto
- telephone set
- synchronizing signal
- data transmission
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M9/00—Arrangements for interconnection not involving centralised switching
- H04M9/002—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems
- H04M9/003—Transmission of control signals from or to the key telephone set; signalling equipment at key telephone set, e.g. keyboard or display equipment
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 |
---|---|---|---|
JP15212780A JPS5776962A (en) | 1980-10-31 | 1980-10-31 | Button telephone set |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15212780A JPS5776962A (en) | 1980-10-31 | 1980-10-31 | Button telephone set |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5776962A true JPS5776962A (en) | 1982-05-14 |
JPH0126237B2 JPH0126237B2 (ja) | 1989-05-23 |
Family
ID=15533644
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15212780A Granted JPS5776962A (en) | 1980-10-31 | 1980-10-31 | Button telephone set |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5776962A (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4484028A (en) * | 1982-11-01 | 1984-11-20 | Motorola, Inc. | Digital loop transceiver having a power up/down circuit |
JPS63173497A (ja) * | 1987-01-13 | 1988-07-18 | Matsushita Electric Ind Co Ltd | キ−テレホン |
-
1980
- 1980-10-31 JP JP15212780A patent/JPS5776962A/ja active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4484028A (en) * | 1982-11-01 | 1984-11-20 | Motorola, Inc. | Digital loop transceiver having a power up/down circuit |
JPS63173497A (ja) * | 1987-01-13 | 1988-07-18 | Matsushita Electric Ind Co Ltd | キ−テレホン |
Also Published As
Publication number | Publication date |
---|---|
JPH0126237B2 (ja) | 1989-05-23 |
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