1. 2008 Progress Seminar
유방암 자가 진단기
Subtitle 1
Subtitle 2
(발표자이름)
(날짜)

2. Abstract 유방암 자가진단 (not only at clinics) magnified pressure LCD
Probe x9
Conventional Pressure sensor
(Force Sensor Resistor)
LCD
4.5cm
4.5cm
Flexible PCB (copper)
Breast
Capacitive
Pressure
Sensor
Fabric Sensor (Silver Paste)
유방암 자가진단 (not only at clinics)
magnified pressure

3. Conventional Sensor LCD 저항으로 이루어진 센서 문제점 Debugging 완료.
Probe x9
Conventional Pressure sensor
(FSR)
LCD
4.5cm
4.5cm
Breast
저항으로 이루어진 센서
문제점
Debugging 완료.
2x8 array sensors
Progress
ADC, calibration 중
Pressure mapping needed after.

4. Fabric Sensor LCD Capacitive Pressure Sensor Progress
Probe
LCD
Capacitive Pressure Sensor
Progress
Circuit design 중.
Consider
Fabric Unstable  Reproduce/ use FPCB
4.5cm
4.5cm
Breast
Fabric Sensor (silver paste)
Line
pitch

5. Fabric Sensor Reduce crosstalk and wiring error from 20% to 1% 6mm
Capacitance measured: 3.5pF (uncompressed) to 5.8pF(5N/cm^2)

6. Fabric Sensor
Capacitance measured: 3.5pF (uncompressed) to 5.8pF(5N/cm^2)
Electrode array – silver coated yarn
Compressible Spacer – 6mm thickness,
50% compressibility at 1.8N/cm^2
<<Muller Textil>>
Shielding – EMI – conductive grounding pads
Electrode array – silver paste on the fibre
Metalized nylon fibres
Compressible Spacer – 3mm thickness,
50% compressibility at 1.8N/cm^2
<<Muller Textil>>

7. Fabric Sensor Circuit Bandpass Filter? AD7745
Capacitance to digital converter
Sine(Triangle) wave oscillator

8. Flexible PCB LCD Capacitive Pressure Sensor
Probe
Flexible PCB (copper)
LCD
4.5cm
4.5cm
Breast
Capacitive Pressure Sensor
10x10 copper line – ADC MUX 연결
dielectric 제질: 폴리 이미드 사용
Progress
2pF difference
Fabric circuit 완성되면 apply to the FPCB as well.