发明名称 |
RADIO CIRCUIT DESIGNATION SYSTEM |
摘要 |
PURPOSE:To secure an economical circuit designation by using the DC transmittent signal for the designation signal of the radio circuit against the radio transmitter-receiver at the base station in the mobile radio telephone system. |
申请公布号 |
JPS5397706(A) |
申请公布日期 |
1978.08.26 |
申请号 |
JP19770012741 |
申请日期 |
1977.02.07 |
申请人 |
NIPPON ELECTRIC CO |
发明人 |
IIMURA TAKUROU;NAKAGAWA RIICHI |
分类号 |
H04M3/42;H04Q7/38 |
主分类号 |
H04M3/42 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|