发明名称 |
SYSTEM AND METHODS FOR DIRECTION FINDING USING A HANDHELD DEVICE |
摘要 |
A system for indicating the relative direction of a target object or location as determined from the current position of a wireless communication device. The system employs Direction of Arrival determination using an antenna array for indicating the direction of a target device and includes facilities to activate a location-indicating transmission in a target device, the ability to request that a location-indicating transmission be activated in a remote target device, relevant information reception from a target device and the display of all potential target devices within effective transmission range of the wireless communication device.
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申请公布号 |
US2010085257(A1) |
申请公布日期 |
2010.04.08 |
申请号 |
US20090631561 |
申请日期 |
2009.12.04 |
申请人 |
NOKIA CORPORATION |
发明人 |
KALLIOLA KIMMO;DOPPLER KLAUS;KAUPPINEN HANNU;JANTUNEN JONI;OLLIKAINEN JANI;LEHTINIEMI TUUKKA;KAINULAINEN ANTTI;JUNTUNEN JUHA O. |
分类号 |
G01S5/02;H04Q5/22;H04W64/00;H04W88/02 |
主分类号 |
G01S5/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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