4x4 MIMO Dual Feed Wifi antenna_150217_modified

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Transcript of 4x4 MIMO Dual Feed Wifi antenna_150217_modified

4x4 Ti-MAT(TIFI-iMAT) proto

Feb. 16 2015

Confidential

1. Measurement Condition

2. Matching Network

3. VSWR, Efficiency

4. Radiation pattern (theta = 90˚ only) – 2G/5G antennas

Contents

Confidential Page 2

Confidential Page 3

1. Measurement Condition

2GHz antenna 5GHz antenna

Chamber Measurement Ti-MAT proto on a blue board

Confidential Page 4

2. Matching Network

Page 5

3. VSWR, Efficiency

[2.4GHz VSWR] [5GHz VSWR] : need to extend the distance

between 5GP2 & 5GP3 by 5~10mm

Isolation between 2G & 5G(worst)

0 dB

-10 dB

-20 dB

-30 dB

0 dB

-10 dB

-20 dB

-30 dB

Confidential Page 6

4. Radiation Pattern(Theta = 90˚ only), Scale: 15 ~ -25dBi(5dB increments)

x(phi=0˚)

y(phi=90˚)

z(theta=0˚)

Chamber Measurement

Theta = 90˚ only