Invention Grant
US07884712B2 Wireless tracking system and method utilizing tags with variable power level transmissions
有权
利用具有可变功率电平传输的标签的无线跟踪系统和方法
- Patent Title: Wireless tracking system and method utilizing tags with variable power level transmissions
- Patent Title (中): 利用具有可变功率电平传输的标签的无线跟踪系统和方法
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Application No.: US12114740Application Date: 2008-05-02
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Publication No.: US07884712B2Publication Date: 2011-02-08
- Inventor: Nicolas C Nierenberg , Dyami Caliri
- Applicant: Nicolas C Nierenberg , Dyami Caliri
- Applicant Address: US CA San Diego
- Assignee: Awarepoint Corporation
- Current Assignee: Awarepoint Corporation
- Current Assignee Address: US CA San Diego
- Agency: Clause Eight IPS
- Agent Michael Catania
- Main IPC: G08B5/32
- IPC: G08B5/32 ; G01S19/24
Abstract:
The present invention provides a solution to mistaken location calculations based on multipath effects. The present invention utilizes tags attached to objects that transmit signals at various power levels for reception by sensors stationed throughout a facility. Sensor readings at the various power levels are utilized to determine the location of the tagged object.
Public/Granted literature
- US20080278327A1 Wireless Tracking System And Method Utilizing Tags With Variable Power Level Transmissions Public/Granted day:2008-11-13
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