Antenova's gigaNOVA line of embedded mobile device antennas is designed for Wimax applications running on 2.3-2.4 GHz and 2.5 -2.69 GHz.
The gigaNOVA antennas come in different sizes and surface mounts options for device manufacturers.
Antenova also offers two off-the-shelf external Wimax antennas suited for development kits or for use with home access points.