In der Entwicklung
HDMI - SPDIF Adapter 
The Adapter will be based on an ADV7611 from Analog Devices. The circuit will/should split a digital audio signal from a hdmi-stream. Update1:The schematic is almost complete now. The first picture (1a) shows the ADV7611 with all connections. The USB connector for the power supply and the HDMI connector, both are safed with ESD protection IC's.