专利汇可以提供Space diversity receiver专利检索,专利查询,专利分析的服务。并且PURPOSE: To detect the occurrence of an incoming call to an automobile telephone set main body even a driver is separated from it by carrying the reception monitoring machine of specific constitution.
CONSTITUTION: When the driver is separated from an automobile telephone set, a switching means 12 is connected to a portable reception antenna 11 side, and a switching means 17 to a local oscillation means side, and a reception monitor means 22 is removed from the main body, then, it is carried. The reception monitoring means 22 always monitors line control data transmitted to the automobile telephone set main body by a reception system constituted of a portable reception antenna 11, a receiver 13, a reception baseband processing means 14, and a control means 15. When the line control data which informs the occurrence of the incoming call is received, the control means 15 outputs an informing command to an informing output means 20, and the informing output means 20 is operated so as to issue an informing tone to the driver. Thereby, it is possible to recognize the occurrence of the incoming call even when the driver is separated from the automobile telephone set main body.
COPYRIGHT: (C)1990,JPO&Japio,下面是Space diversity receiver专利的具体信息内容。
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