If you want to know more about PLDs and FPGAs, you must follow these links:

Actel. Antifuse FPGAs.

Altera. PLDs and SRAM FPGAs.

Cypress. PLDs.

Lattice. Great variety of PLDs.

Quicklogic. Antifuse FPGAs.

Xilinx. The FPGA inventor and the leading SRAM FPGA company.

If you want to search for Xilinx PLD and FPGA based development boards, you must follow these links:

Avnet.

Burched.

Digilent.

Xess.

If you want to know more about fuzzy control and fuzzy specific circuits, you must follow these links:

Omron. PLC fuzzy control modules and fuzzy logic based sensors.

Togai Infralogic. Advanced software tools and circuits.