�1���� Definitions
������� 1.1���� Baseband
������� 1.2���� Baseband bandwidth
������� 1.3���� Bandwidth expansion
ratio
������� 1.4���� Out-of-band spectrum
(of an emission)
������ 1.5 �����Permissible
out-of-band spectrum (of an emission)
������ 1.6 �����Out-of-band power (of
an emission)
������ 1.7 �����Permissible
out-of-band power
������ 1.8 �����x dB bandwidth
������ 1.9 �����Build-up time of a
telegraph signal
������ 1.10���� Relative build-up time
of a telegraph signal
������ 1.11���� Modulation rate
�2���� Emission of a transmitter,
optimum from the standpoint of spectrum efficiency
�3���� Limits for out-of-band
emissions
�4���� Calculation of emitted spectra
������� 4.1���� Approximation of
out-of-band spectra envelopes for analytical calculations
�5���� Reduction of interference due
to unwanted emissions at transmitters
Annex� 1 � Considerations for
emissions designated Type A
�1���� Classes of emission A1A and A1B with
fluctuations
������� 1.1���� Necessary bandwidth
������� 1.2���� Shape of the spectrum
envelope
������� 1.3���� Occupied bandwidth
������� 1.4���� Out-of-band spectrum
������� 1.5���� Build-up time of the
signal
������� 1.6���� Adjacent-channel
interference
�2���� Classes of emission A1A and A1B
without fluctuations
�3���� Shaping of the telegraph signal
by means of filters
�4���� Classes of emission A2A and A2B
������� 4.1���� Necessary bandwidth
������� 4.2���� Out-of-band spectrum
�5���� Amplitude-modulated
radiotelephone emission, excluding emissions for sound broadcasting
������� 5.1���� Type of modulation
signal and adjustment of the input signal level
������� 5.2���� Extract from ITU-T
Recommendation G.227
������� 5.3���� Class of emission A3E
double-sideband telephony
����������������� 5.3.1���� Necessary
bandwidth
����������������� 5.3.2���� Power
within the necessary band
����������������� 5.3.3���� Out-of-band
spectrum
����������������� 5.3.4���� Relationships
between the 0 dB reference level for determining the out-of-band spectrum and
the levels of other spectral components of the emission
������� 5.4���� Single-sideband,
classes of emission R3E, H3E and J3E (reduced, full or suppressed carrier) and
independent-sideband class of emission B8E
����������������� 5.4.1���� Necessary
bandwidth
����������������� 5.4.2���� Power
within the necessary band
����������������� 5.4.3 �����Out-of-band
spectrum for class of emission B8E; four telephony channels simultaneously
active
�6���� Amplitude-modulated emissions
for sound broadcasting
������� 6.1���� Type of modulation
signal and adjustment of the input signal level, class of emission A3EGN, sound
broadcasting
������� 6.2���� Noise signal for
modulating the signal generators (extract from Recommendation ITU‑R BS.559,
� 1.3)
������� 6.3���� Class of emission A3E,
double-sideband sound broadcasting
����������������� 6.3.1���� Necessary
bandwidth
����������������� 6.3.2���� Power within
the necessary band
� ����������������6.3.3���� Out-of-band
spectrum
����������������� 6.3.4���� Relationship
between the 0 dB reference level for determining the out-of-band spectrum and
the levels of other spectral components of the emission
Annex� 2 � Considerations for
emissions designated Types B and R
�1���� Shape of the spectrum envelope for class B8E and
class R7J emissions modulated with white noise
������� 1.1���� The tests described in
item 1 of Table 3
������� 1.2���� The tests described in
item 2 of Table 3
� ������1.3���� The tests described in
item 3 of Table 3
Annex� 3 � Considerations for
emissions designated Type F
�1���� Class of emission F1B
������� 1.1���� Necessary bandwidth
������� 1.2���� Shape of the spectrum
envelope
����������������� 1.2.1���� Telegraph
signal consisting of reversals with zero build-up time
����������������� 1.2.2���� Periodic
telegraph signals with finite build-up time
��������������� ��1.2.3���� Non-periodic
telegraph signal with finite build-up time
������� 1.3���� Out-of-band power and
occupied bandwidth
������� 1.4���� Shaping of the
telegraph signal by means of filters
������� 1.5���� Adjacent-channel
interference
������� 1.6���� Build-up time of the
signal
������� 1.7���� Bandwidth occupied,
for unshaped signals
������� 1.8���� Out-of-band spectrum
�2���� Frequency-modulated emissions
for sound broadcasting and radiocommunications
������� 2.1���� Class of emission F3E,
monophonic sound broadcasting
����������������� 2.1.1���� Necessary
bandwidth
����������������� 2.1.2���� Out-of-band
spectrum of class F3E emissions modulated by noise
������� 2.2���� Classes of emission
F8E and F9E, stereophonic sound broadcasting
����������������� 2.2.1���� Necessary
bandwidth
������� 2.3���� Class of emission F3E,
narrow-band radiocommunications
�3���� Frequency-modulated
multi-channel emissions employing frequency division multiplex (FDM)
������� 3.1���� Necessary bandwidth
������� 3.2���� Shape of the spectrum
envelope
������� 3.3���� Out-of-band power
Annex� 4 � Considerations for
emissions designated Type G
�1���� Class of emission G1B (single channel phase
modulation telegraphy)
������� 1.1���� Necessary bandwidth
������� 1.2���� Out-of-band spectrum
Annex� 5 - Considerations for
emissions designated Type J
�1���� Single-sideband and independent-sideband
amplitude-modulated emissions for telephony and multi‑channel
voice-frequency telegraphy
������� 1.1���� Introduction
������� 1.2���� Shape of the spectrum
envelope for class J3E and class J7B emissions modulated with white noise
����������������� 1.2.1���� The tests
described in item 1 of Table 8
����������������� 1.2.2���� The tests
described in item 2 of Table 8
����������������� 1.2.3���� The tests
described in item 3 of Table 8
����������������� 1.2.4���� The tests
described in item 4 of Table 8
����������������� 1.2.5���� The tests
described in item 5 of Table 8
�2���� Class of emission J3E,
single-sideband sound broadcasting
Annex� 6 � Digital phase
modulation
�1���� Binary phase shift keying (BPSK) and quartenary
phase shift keying (QPSK)
������� 1.1���� Description of the
scheme
������� 1.2���� Power spectra and
approximation of occupied bandwidth
������� 1.3���� Influence of the pulse
shaping function
������� 1.4���� Practical
implementation
�2���� Continuous phase modulation
(CPM)
������� 2.1���� System description
������� 2.2���� Spectrum
������� 2.3���� Occupied bandwidth
�3���� Gaussian minimum shift keying
(GMSK)
������� 3.1���� Basic formulae
����������������� 3.1.1���� Filtering
����������������� 3.1.2���� Output
phase
����������������� 3.1.3���� Modulation
������� 3.2���� Properties and
characteristics
����������������� 3.2.1� ���Spectrum
����������������� 3.2.2���� Occupied
bandwidth
����������������� 3.2.3���� Eye diagrams
������� 3.3���� Practical considerations
�4���� M-ary QAM, p/4 QPSK and p/4 DQPSK modulations
������� 4.1���� M-ary QAM modulation
����������������� 4.1.1���� Modulated
signal
����������������� 4.1.2���� Power
spectral density
����������������� 4.1.3���� Bandwidth
������� 4.2���� p/4 QPSK and p/4 DQPSK modulations
����������������� 4.2.1���� Modulated
signal
����������������� 4.2.2���� Power
spectral density
����������������� 4.2.3���� Bandwidth
�5���� Orthogonal frequency division
multiplexing (OFDM)
������� 5.1���� The basic idea
������� 5.2���� OFDM modulation scheme
������� 5.3���� An OFDM system
������� 5.4���� Useful data carriers
������� 5.5���� Spectrum
characteristics
������� 5.6���� Influence of non‑linearities
�6���� Spread spectrum
Annex� 7 � Reduction of
interference due to unwanted emissions at transmitters
�1���� Transmitter architecture
�2���� Filtering
�3���� Modulation techniques
�4���� Linearization
������� 4.1���� Predistortion
������� 4.2���� Feed-forward
������� 4.3���� Feedback
������� 4.4���� Modulation feedback
������� 4.5���� The Polar Loop
technique
������� 4.6���� The Cartesian Loop
technique
������� 4.7���� Summary
�