OEM Ceramic antennas range UHF

The OEM ceramic antenna range provides excellent performance through use of proprietary material.
Those antenna enables manufacturers to create innovative UHF RFID Reader.

Main Features

  • Type: Flat Patch Antenna
  • Design: Rectangular Micro-strip Antenna
  • Small Form Factor
  • Low Return Loss
  • Uniform Dielectric Constant
  • Offset Single-point Feeding Method

The range consists of several antenna sizes: 18 x 18 x 18 x 4mm, 25 x 25 x 4mm, 45 x 45 x 4mm and 78.7 x 78.7 x 6.4 mm.

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Frequency

UHF

Dimensions

18x18x4mm
25x25x4mm
45x45x4mm
79x79x6mm

Antenna type

Ceramic

Gain

18x18x4mm: -10.0 dBiL, -7.0 dBic
25x25x4mm: 0
45x45x4mm: -1.5 dBiL, 1.5 dBic
79x79x6mm: 0

Band Width

18x18x4mm: 5MHz @ -10 dB R.L
25x25x4mm: 3 MHz (-3dB at Peak Gain)
45x45x4mm: 5MHz @ -10 dB R.L
79x79x6mm: N/A

Axial Ratio

18x18x4mm: N/A
25x25x4mm: < 1.5
45x45x4mm: N/A
79x79x6mm: N/A

Impedance

18x18x4mm:50 Ohms
25x25x4mm: N/A
45x45x4mm: 50 Ohms
79x79x6mm: N/A

Beam Width

18x18x4mm: 100 Deg @ -3 dB B.W
25x25x4mm: N/A
45x45x4mm: 100 Deg @ -3 dB B.W
79x79x6mm: N/A

Polarization

RHCP

Center Frequency

18x18x4mm: 867.0 ± 2
25x25x4mm: 866, 921
45x45x4mm: 866.0 ± 2
79x79x6mm: 867.0 ± 3

18 x 18 x 4mm

45 x 45 x 4mm

79 x 79 x 6mm

25 x 25 x 4mm

25 x 25 x 4mm 921 MHz

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