CONTENTS

RECOMMENDATION  ITU-R  M.1581-2^,     2
Generic unwanted emission characteristics of mobile stations using the terrestrial radio interfaces of IMT-2000     2
Scope     3
Annex 1   CDMA Direct Spread (universal terrestrial radio access (UTRA) FDD) mobile stations     5
1 Measurement uncertainty  5
2 Spectrum mask  5
3 Adjacent channel leakage power ratio (ACLR) 6
 4     Transmitter spurious emissions (conducted) 7
5 Receiver spurious emissions (conducted) 9
Annex 2  CDMA Multi-Carrier (CDMA-2000) mobile stations     12
 1     Spectrum mask  12
 2     Transmitter spurious emissions (conducted) 13
 3     Receiver spurious emissions (conducted) 13
Annex 3  CDMA TDD (UTRA TDD) mobile stations     14
1 Measurement uncertainty  14
2 Spectrum mask  14
        2.1 Spectrum mask (3.84 Mchip/s TDD option) 14
        2.2 Spectrum mask (1.28 Mchip/s TDD option) 15
        2.3 Spectrum mask (7.68 Mchip/s TDD option) 16
3 ACLR   16
4 Transmitter spurious emissions (conducted) 17
5 Receiver spurious emissions (conducted) 19
Annex 4   TDMA Single-Carrier (UWC-136) mobile stations     20
 1     Spectrum mask  20
 2     Transmitter spurious emissions (conducted) 21
        2.1     Coexistence with services in adjacent frequency bands  22
 3     Receiver spurious emissions (idle mode) 22
 1     Spectrum mask  23
 2     Spectrum due to the modulation and wideband noise  23
 3     Spectrum due to switching transients  25
 4     Transmitter spurious emissions (conducted) 25
 5     Coexistence with services in adjacent frequency bands  26
 6     Receiver spurious emissions (idle mode) 27
Annex 5  FDMA/TDMA (digital enhanced cordless telecommunications (DECT)) mobile stations     27
 1     Spectrum mask  27
 2     Emissions due to modulation  27
 3     Emissions due to transmitter transients  28
 4     Transmitter spurious emissions (conducted) 28
        4.1     Spurious emissions when allocated a transmit channel 28
 5     Receiver spurious emissions (idle mode) 29
        5.1     Spurious emissions when the EUT has no allocated transmit channel 29
        5.2     In the DECT band  29
Annex 6  IMT‑2000 OFDMA TDD WMAN mobile stations     30
1 Spectrum emission mask  30
2 Transmitter spurious emissions (conducted) 31
3 Receiver spurious emissions (conducted) 32
 4     Adjacent channel leakage ratio (ACLR) 33