There is surprisingly little literature and services out there that present a balanced, integrated approach to helping couples with AS understand each other's thinking and being in the world. In my experience working with these couples, it is not enough to help one of the partners be more like the other, but a true compromise, negotiation and acceptance is needed in order for both partners to feel fulfilled and understood in their relationship.
Dr. Cindy Ariel has recently written a wonderful book, titled "Loving Someone with Asperger's Syndrome" that works toward helping these couples in their struggle to relate to each in a more balanced and informed way. "http://www.wrongplanet.net/article431.html
While having one of the partners in a relationship diagnosed or living with Asperger's Syndrome presents a specific set of hurdles, a recent NYT article depicts a relationship between two young people both of whom have been diagnosed with Asperger Syndrome. This article provides a glimpse into the lives of these two individuals and what it is like to be in a relationship with someone who has very specific sensory processing issues, special interests, and many other idiosyncratic behaviors and habits, that may or may not be similar to the other partner's own idiosyncratic ways of being.