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Wireless communication and global location enabled intelligent health monitoring system

  • US 7,154,398 B2
  • Filed: 01/06/2003
  • Issued: 12/26/2006
  • Est. Priority Date: 01/06/2003
  • Status: Expired due to Fees
First Claim
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1. A wireless communication and global location enabled intelligent health monitoring system comprising of (A) a plurality of wireless medical sensor apparatus for measuring patient vital signs on different parts of patient body, the said wireless medical sensor apparatus includes (1) an active sensor, and means for detecting physical variables of patient relevant vital signs, (2) a transducer, and means for converting physical measurement into alternative digital form, (3) a digital-to-analog converter, and means for converting digital data from said transducer to analog signal, (4) a frequency synthesis, and means for synthesizing signal frequency at short-range wireless communication bandwidth, (5) a plurality of bandpass filter, and means for band pass filtering signals to desired level, (6) a plurality of linear power amplifier, and means for amplifying signals to desired level, (7) a signal mixer, and means for mixing signals to desired level, (8) a packaged antenna, and means for transmitting short-range radio frequency signals, (9) a thin-film battery, and means for providing power source of said wireless medical sensor apparatus, and (B) a main processing unit apparatus that contains (1) main microcontroller that includes system processor, Digital Signal Processing (DSP) processor, system interface processor, Global Position System (GPS) module and long-range two-way wireless communication module connecting to multi-band long-range wireless Radio Frequency (RF) antenna, short-range RF receiver, system main memory, flash memory, panic button, on/off button, alter beeper and removable/rechargeable battery, and (2) a system software that contains a plurality of task shared memory, and intelligent controller with a task control administrator to manage and control the execration of application tasks, and the said application tasks include global position data acquisition task, two-way wireless communication task, adaptive location assessment task, panic button task, Hypertext Transmission Protocol (HTTP) request processing task, wireless medical sensor decoding task, on/off button task, alert beeper activation task, battery management task, and patient vital sign processing task, and the said intelligent controller uses an active, real-time monitoring method to measure and process vital signs and location information for providing alert on location and transmitting emergency request to remote patient monitoring station for immediate assistance, and the said system software includes a HTTP Web server that can respond to a remote request sent wirelessly either from a patient monitoring station or a patient'"'"'s family member through a standard Internet browser, anywhere and anytime, and the said intelligent controller and all said application tasks of the said system software are running under separate system threads concurrently to fully utilize system processing power, and the said intelligent health monitoring system uses a rechargeable/removable battery in conjunction with a software control to recharge the system and conserve system power consumption.

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