FEDERAL COMMUNICATIONS COMMISSION Septanber 19, 2011 JULIUS GENACHOWSKI CHAIRMAN The Honorable Richard M. Burr United States Senate 217 Russell Senate Office Building Washington, D.C. 20510 Dear Senator Burr: Thank you for your follow-up letter concerning the Commission's Notice ofProposed Rulemaking on providing spectrum for use by Medical Micropower Network (MMN) devices. I appreciate your continued interest in this important technology and will ensure that your letter is included in the record for the proceeding. Staffofthe Commission's Office ofEngineering and Technology has been working actively on this proceeding, analyzing technical issues and considering the viability ofthe proposed service. As you indicate, the staffis nearing completion ofits review, and I anticipate receiving their recommendation for the Commission soon. Be assured that the Commission will give this matter very careful consideration. Please do not hesitate to contact me ifI can be ofany further assistance. 445 12TH STREET S.W. WASHINGTON. D.C. 20554 • 202-418-1000