Imaging-Type Heart Rate Monitoring Device and Method Thereof

Abstract

The present invention provides an imaging-type heart rate monitoring device and method thereof. It acquires the human image information tracks the target area in the human image information, and extracts the target image in the target area. It transforms the human image information through the first frequency domain transform. It filters the residual noise of the continuous wavelet transform information. It rebuilds the residual noise filtered information by the continuous wavelet transform. It transforms the continuous wavelet transform rebuilt information by the Fourier transform. It obtains a heart rate value through the second frequency domain transformed information.

What is claimed is: 
     
         1 . An imaging-type heart rate monitoring method, comprising:
 acquiring at least a human image information of at least a human skin area;   transforming said human image information through a first frequency domain transform in order to obtain a first frequency domain transformed information;   filtering said first frequency domain transformed information in order to obtain a residual noise filtered information;   rebuilding said residual noise filtered information by said first frequency domain transform in order to obtain said first frequency domain rebuilt information;   transforming said first frequency domain rebuilt information by a second frequency domain transform in order to obtain a second frequency domain transformed information; and   obtaining a physiological information by said second frequency domain transformed information.   
     
     
         2 . The method according to  claim 1 , wherein physiological information comprises generate a heart rate information. 
     
     
         3 . The method according to  claim 1 , wherein physiological information comprises generate a heart rate variability information. 
     
     
         4 . The method according to  claim 1 , wherein physiological information comprises generate a respiratory information. 
     
     
         5 . The imaging-type heart rate monitoring method according to  claim 1 , wherein after the step of acquiring at least a human image information of at least a human skin area, further comprising tracking at least a target area in the human image information. 
     
     
         6 . The imaging-type heart rate monitoring method according to  claim 5 , wherein after the step of tracking at least a target area in the human image information, further comprising extracting the target image of the target area. 
     
     
         7 . The imaging-type heart rate monitoring method according to  claim 6 , wherein the first frequency domain transform is a continuous wavelet transform. 
     
     
         8 . The imaging-type heart rate monitoring method according to  claim 7 , wherein the first frequency domain transform information is a continuous wavelet transform information, the first frequency domain rebuilt information is a continuous wavelet transform rebuilt information. 
     
     
         9 . The package structure according to  claim 6 , wherein the second frequency domain transform is a Fourier transform. 
     
     
         10 . The imaging-type heart rate monitoring method according to  claim 9 , wherein the second frequency domain transform information is a Fourier transform information. 
     
     
         11 . An imaging-type heart rate monitoring device, comprising:
 an image acquisition unit, said image acquisition unit for acquiring at least a human image information of at least a human skin area;   an image treatment unit, said image treatment unit for electrically connecting said image acquisition unit in order to receive said human image information transmitted from said image acquisition unit;   a time-frequency transform unit, said time-frequency transform unit for electrically connecting said image treatment unit in order to conduct said time-frequency transform to said human image information to obtain a time-frequency transform information, or rebuild said time-frequency transform information to obtain a time-frequency transform rebuilt information;   a frequency transform unit, said Fourier transform unit for electrically connect said image treatment unit in order to receive said time-frequency analysis rebuilt information, and employ a Fourier transform unit in order to conduct Fourier transform to obtain a Fourier transform information;   a storage unit, said storage unit for electrically connect said image treatment unit in order to store a human image information; and   an output unit to electrically connect said image treatment unit in order to output a physiological information;   wherein, said image treatment unit filters a residual noise in said time-frequency analysis, to obtain said residual noise filtered information, and said image treatment unit obtain said physiological information in accordance with said Fourier transform information.   
     
     
         12 . The imaging-type heart rate monitoring device according to  claim 11 , wherein said time-frequency transform unit comprises a continuous wavelet transform unit. 
     
     
         13 . The imaging-type heart rate monitoring device according to  claim 11 , wherein said time-frequency transform unit comprises a short time Fourier transform unit. 
     
     
         14 . The imaging-type heart rate monitoring device according to  claim 11 , wherein said frequency transform unit comprises a fast Fourier transform unit. 
     
     
         15 . The imaging-type heart rate monitoring device according to  claim 11 , wherein said image acquisition unit tracks at least a target area in said human image information. 
     
     
         16 . The imaging-type heart rate monitoring device according to  claim 11 , wherein said image treatment unit extracts a target image in said target area.