April 7 (Reuters) - Pixelworks Inc PXLW.O :
* Announces changes to board of directors
* Says Mark Christensen and Barry Cox have notified the board that they
are to resign
* Says the reduction in the number of board members will occur in may
* Says board of directors will be reduced from seven members to six
* Source text for Eikon ID:nBwbv2nnra