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  ubpulse 340
   
     
 
ǰ(𵨸) :  ubpulse 340 (ubpulse 340)
ü Ǯ PPG(). USB
  - ġ Ƴα,ȸ,μ Ǿ ڵ /ǽð.
- USB PC ġ ǽð .
- ŵ .
- PPG, дɹڼ, ɹڽð, //
- ɹڽð
(Clock ش : 0.000976 sec accuracy: 0.002%)
нɹڽð ʼ 䱸Ǵ HRV(Heart Rate Variability)м Ȱ밡.
- ELP(Environment Light Protection) ֺ ּȭ.
- OLED ÷, Ŀ, USB, 淮Ʈ.
Թ
  ¶ ԰. Ŭϼ -> θ ٷΰ
 
 
     
 
     
 
 
     
     
     
     
   
ubpulse 340   ⺻(/Ư¡)  
   

 

  USB Connectivity 

PC Ͽ, comƮ Ͽ Ű .

 ÷ ȭ

 

  Ȱ밡  

 

 

  ubpulse 340 ǰ  

ubpulse 340 ü + USB̺(1.2m)

 ubpulse 340 ڿ Ŵ
  ̵ : LXD26
 ٿε :  https://github.com/ubpulse/ubpulse-360-340-320/blob/master/LXD26_ubpulse340_Manual.pdf

 

  ubpulse 340 Specification  

 

 

General

 

Item

Description

Display

Graphic OLED,  64x128 pixel, yellow-blue 2color

Sound

Operation effect and heart beat sound from inner speaker

Power Supply

USB bus power.

Interface

USB

Power Consumption

50mA

Weight

Body: 36g

USB cable : 50g

Dimension

Body : 36mm x 66mm x 40mm (width x length x height)

USB Cable : 1.2 m

Temperature.

(Normal operation)

-20 ~ 60

Temperature.

(Storage)

-40 ~ 70

Material

ABS (Acrylonitrile Butadiene Styrene)

PC (polycarbonate resin)

 

USB

 

Item

Description

USB version

USB 2.0 full speed

Function

Virtual Com Port

Device driver

LX USBCDC.inf

Serial Port Setting

Baud rate : 115200 bps

Data bits : 8bit

Stop bit : 1bit

Parity : None

 

Measurement

 

Item

Descrition

Heart pulsation

measurement method

Optical, using light absorption modulation via capillary filling pulsations.

Light wavelength

940nm (infrared)

Light noise

immunity

Light noise is minimized using ELP(Environment Light Protection) technology.

Heart Beat

Detection method.

High Precision Peak Detection from 2nd Derivatives of PPG.

Clock for Heart

Beat Interval

Measurement

The time interval of heart beats is measured by high precision clock.

 

Clock Resolution: 0.000976 sec.

Clock Accuracy : 0.002%

 

l       The clock is divided by 32 form main clock.

l       Main clock : 32.768kHz Quartz Crystal Oscillator with accuracy : +-20ppm (0.002%)

Measurement Quantity

PPG waveform, heart rate per minute, heart beat interval, heart beat event, perfusion index.

 

  Functional Block Diagram  

 ubpulse ELP(Environment Light Protection)

ֺ

ubpulse ø ֺ ϰ ļи ELP Ǿ, 󿡼 ֺ ޴ Ϲݸ 񱳽ϰ ִ.

   

 ڵ ȭ



1. ڵ Ͽ з¿ 帧 . ڵ ߻ з ü ۿϸ, հ з ۿѴ. ׸.

2. հ ϰ,  ٽ ǵư. ׸ (a)

3. ڵ Ǿ հ (Arterial Blood volume) ϰ پ ° ݺȴ. ׸ (b)



 


                                  ڵ (Arterial Blood volume) ȭ




 н ȭ  



1. հ ϸ , , ߻ϰ Ϻα Ͽ ű⿡ Ѵ. ׸(a)

2. Ǵ ο ִ Ǻ, , 翡 ϸ, ڵ ȭ ϰ ʴ ̾,Ǵ ȭ Ѵ. ׸(b)

3. źο հ ŭ Ǿ ŵǹǷ, ȭ ȭ ݿϰ Ǿ ű νڵ ȭ . ׸(c) ׸(c) AC PPG(Photo PlethysmoGraph, ) Ѵ.



                                                     н ȭ




 ɹڰ ɹڽð   


׸(b) ̵ PPG 2 ̺ ũ Ͽ ɹ ϸ, Ź ɹ ߻ø ɹڰ ð ϰ ȴ.
׸(c) ɹ 1 ߻ ɹ2 ߻ Ŭ īϿ Ŭ ֱ 0.000976sec ϱ Ͽ ɹڽð 2 ġ μ Ѵ. Ǵ Ŭ ֱ 0.000976sec ð ּ ݿ شѴ. ð Ǵ Ŭ е 0.002%ν Ȯ е ɹڽð ϴ.

ɹڽð е ߿伺.

HRV(Heart Rate Variability) о߿ ɹڽð м Ư 䱸ȴ. PPG ϴ ɹũ ɹ ð , Ȯ ũ ̰ . ɹڽð ⿡ е ϸ, ǰ 2 հ ÿ ɹ ðݵͷ HRV м ũ ̰ , ŷ HRV м ´. ubpulse 3 ø ʱ ܰ е Ͽ, е ȮϿ, HRV м ŷ ִ Ѵ.

 


                               ɹڰ ɹڽð

  ubpulse 340 ̿  α׷  

 

  α׷ ߰ ü 帧  
 
 
α׷ ü ۵ 帧  ׸9 ̴.
ġ comƮ ⸦ Ѵ.
comƮ ̰ ִ.
“1.comƮ б” comƮ ŵ Ʈ о ȴ.
Ʈκ Ŷ ǹϴ ũƮ(255,254 Ͱ ġǾִ.) ϴ “2.LXSDF T2 TxŶ” Ŷ ͸ иس Ŷ Ϳҵ “3.Ŷ Ľ” Ѵ.
3 Ȯ ҵ鿡 ubpulse 340  ġǾִ.
̵  “4.ubpulse 340 Ȯ” ܰ迡  Ͽ ȰѴ.
 
 
 
 
 

  LXSDF T2 ԰   

ǽð Ʈ ۰ ÿ Ϲ ͵ ϳ Ŷ ۰ ϸ鼭, ø .

 LXSDF T2  ű԰
  ̵ : LXD12
 ٿε : https://github.com/LAXTHA/LXSDF/blob/master/LXD12_LXSDFT2_CommunicationStandard.pdf

.

  LXSDF T2 ԰ݿ Ÿ Labview ҽ 


1. Ŷ ڴ (DFT2 Decoder.vi) 



2. Ŷ Ÿ (DFT2 data acquisition example.vi)
 
 


 

  Labview ٿε (Labview 2011 32bit ۼ)
 https://github.com/LAXTHA/LXSDF/raw/master/LXSDFT2_LabView_Example.zip

.

  ubpulse 3 ø ԰  

ubpulse 340 LXSDF T2 Device Specialization ԰

 ubpulse 3ø ű԰
  ̵ : LXD23
 ٿε : https://github.com/ubpulse/ubpulse-360-340-320/blob/master/LXD23_ubpulse3xx_CommunicationSpec.pdf

. 

  LX Device Manager  

LX Device Manager ̿Ͽ  ǽð ͸ α׷

 

 
 
 
USB ubpulse 340 LX Device Manager ϴ .
 
 

* LX Device Manager ̿Ͽ ߿ Ʈ

.

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