| 摘要 |
PURPOSE: To connect a master set to a subscriber line without paying an attention to restrictions on the number of branches and to connect one slave set to master sets connected to plural subscriber lines respectively. CONSTITUTION: Plural subscriber lines 2 and 3 are connected to an exchange or a public line 1, and plural cordless telephone master sets 2a to 2f and 3a to 3f provided with line connection parts 6 connected to subscriber lines 2 and 3 and plural cordless telephone slave sets 4a to 4c connected to respective master sets by radio lines are provided. The transmission timing of a response signal is varied in accordance with the intensity of the radio electric field of a call signal from slave sets 4a to 4c to transmit the response signal from master sets, and master sets are connected to the subscriber lines by position registration from respective slave sets, and one slave set is connected to master sets connected to different subscriber lines 2 and 3. |
