DOCSIS-SPECTRUM-MEASUREMENT-TYPE is an IPDR Service Definition schema defining the Enhanced Signal Quality Monitoring Spectrum Measurement Type IPDR data record which references the imported global elements. Revision History: 3.5.1-A.1 Initial version. 3.5.1-A.2 Revised version includes ECN OSSIv3.0-N-10.0968-2 and published as I14. 3.7-A.2.0.0 Add semantic versioning. Remove ipdr.org references. Fix import versions. Fix spacing. Add contact info. Error corrections announced via errata sheet attached to CM-SP-OSSIv3.0-C01-171207. 3.7-A.3.0.0 Add RecType and RecCreationTime elements Contact: Postal: Cable Television Laboratories, Inc. 858 Coal Creek Circle Louisville, Colorado 80027-9750 U.S.A. Phone: +1 303-661-9100 Fax: +1 303-661-9199 Email: data-model-support@cablelabs.com Copyright 2019-2026 Cable Television Laboratories, Inc. All rights reserved. DOCSIS 3.0 Operations Support System Interface Specification CM-SP-OSSIv3.0-C01-171207. Frequency Span is derived from the SpectrumAnalysisCfgBinSpacing and the length of the SpectrumAnalysisMeasurementBinAmplitude string divided by two (i.e., the Number of Bins).