Expedited DFS Review Request

FCC ID: LDK102091

Operational Description

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FCCID_2128570

Jim Nicholson EMC Compliance Engineer Cisco Systems, Inc. 4125 Highlander Parkway Richfield, OH 44286 November 25, 2013 Re: FCC ID: LDK102091 Applicant: Cisco Systems Inc Date of Original E-mail: 11/25/2013 Please apply the “DFS Expedited Review process” for this device based on the following criteria: Previous FCC ID: New Application FCC ID: Expedited Review Checklist LDK102087 LDK102091 Technology: 802.11n / ac 802.11n / ac Test labs used by this and previous Cisco Systems Cisco Systems report Differences between the products such Supports 4 Tx /4 Rx Supports 4 Tx / 4 Rx as TX power, modulation, receivers, paths, 17dBm Tx power paths, 17dBm Tx power processing circuitry, etc. per path per path. Uses Marvel chipset and Uses Marvel chipset and Cisco Systems "Clean Air" Cisco Systems "Clean algorithm for DFS radar Air" algorithm for DFS detection. DFS detection is radar detection. DFS controlled completely by the Differences / similarities in DFS detection is controlled Cisco SaGE engine (the Cisco functioning, circuitry, software, etc. completely by the Cisco IP pulse processing and SaGE engine (the Cisco IP detection engine) pulse processing and embedded in the Marvel detection engine) chip. This engine is identical embedded in the Marvel to the SaGE engine used in chip. LDK102087 Antenna information and differences for Supports 2‐6 dBi Supports 2‐6 dBi antennas the minimum gain antennas antennas Supports 20, 40 and Supports 20,40 and Bandwidth information and differences 80MHz bandwidths 80MHz bandwidths Best Regards, Jim Nicholson Compliance Engineer Phone: (330) 523-2094 Fax: (330) 523-2002 E-Mail: jimnicho@cisco.com


Document Created: 2013-11-25 15:35:11
Document Modified: 2013-11-25 15:35:11
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