TS 101 948 : 1.1.2

Intellectual Property Rights
Foreword
1 Scope
2 References
3 Definitions and abbreviations
  3.1 Definitions
  3.2 Abbreviations
4 Overview
  4.1 Introduction
  4.2 Application of the DECT base standard
5 Modifications of the physical layer
  5.1 Nominal position of ISM band RF carriers
  5.2 Accuracy and stability of ISM band RF carriers
  5.3 Transmitter idle power output
  5.4 Peak power per transceiver
  5.5 Emissions due to transmitter transients
  5.6 Spurious emissions when allocated a transmit channel
  5.7 Spurious emissions when not allocated a transmit channel
6 Modifications of the MAC layer
  6.1 Hopset replaces references to RF carrier
  6.2 Hopset table
  6.3 Frame number counter for the hopset
  6.4 Bearer hop sequence and physical layer hop sequence
  6.5 RF carrier Q-channel message
Annex A (informative): Formula used for generating the
        physical layer hop sequence
      A.1 Definitions
      A.2 Recursive formula generating the bearer hop sequences
      A.3 Formula generating the physical layer hop sequence
Annex B (informative): Explanation of FCC requirements
      B.1 Transmitter RF power level and coverage ranges
      B.2 Requirements on the pseudorandom hop sequences
      B.3 Spurious and out-of-band emissions
      B.4 Procedures for idle lock and channel selection
Annex C (normative): RF carrier Q-channel message, Q[H] = 8 (hex)
      C.1 General
      C.2 RF carrier
Annex D (informative): Means to improve DECT-ISM resistance to
        local interference from other technologies
      D.1 Introduction
      D.2 Procedures for handling interference
Annex E (informative): Bibliography
History

Describes the DECT derivative DECT-ISM for implementation in the 2,45 GHz ISM band [9], [10] and [11]. The main difference between DECT and DECT-ISM is the addition of frequency hopping patterns fulfilling the FCC part 15 rules [10].