The preparation of the DCR has been started since LCWS2006 at Bangalore. Four editorsfor the detector part, Ties Behnke, Chris Damerell, John Jaros and Akiya Miyamoto, haveworked together with authors of sub-sections to prepare the document. The preliminaryversion has been open to the community after the workshop at Beijing (BILCW07). Tak-ing into account comments from the community as well as those from the Review Panel, itis scheduled to be released in August this year
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