Multipath Fading Standard Templates

class DeviceType(value)

Bases: SerializableEnum

3GPP device type

BASE_STATION = 0

Base station

TERMINAL = 1

Mobile terminal

yaml_tag: Optional[str] = 'DeviceType'

YAML serialization tag.

property_blacklist: Set[str] = {}

Set of properties to be ignored during serialization.

serialized_attributes: Set[str] = {}

Set of object attributes to be serialized.

class CorrelationType(value)

Bases: SerializableEnum

3GPP correlation type

LOW = (0.0, 0.0)

Low antenna correlation

MEDIUM = (0.3, 0.3)

Medium antenna correlation

MEDIUM_A = (0.3, 0.3874)

Medium antenna correlation

HIGH = (0.9, 0.9)

High antenna correlation

yaml_tag: Optional[str] = 'CorrelationType'

YAML serialization tag.

property_blacklist: Set[str] = {}

Set of properties to be ignored during serialization.

serialized_attributes: Set[str] = {}

Set of object attributes to be serialized.

class StandardAntennaCorrelation(device_type, correlation, **kwargs)

Bases: Serializable, AntennaCorrelation

3GPP 5G Multipath fading standardized antenna correlations

Parameters

  • device_type (Union[DeviceType, int, str]) – The assumed device.

  • correlation (Union[CorrelationType, str]) – The assumed correlation.

yaml_tag: Optional[str] = 'StandardCorrelation'

YAML serialization tag

property device_type: DeviceType

Assumed 3GPP device type.

Returns: The device type.

Raises

ValuError – On unsupported type conversions.

Return type

DeviceType

property correlation: CorrelationType

Assumed 3GPP standard correlation type.

Returns: The correlation type.

Raises

ValuError – On unsupported type conversions.

Return type

CorrelationType

property covariance: ndarray

Antenna covariance matrix.

Returns: Two-dimensional numpy array representing the covariance matrix.

Return type

ndarray

class Cost256Type(value)

Bases: SerializableEnum

Supported model types of the Cost256 channel model

URBAN = 0

Urban area

RURAL = 1

Rural area

HILLY = 2

Hilly terrain

yaml_tag: Optional[str] = 'Cost256Type'

YAML serialization tag.

property_blacklist: Set[str] = {}

Set of properties to be ignored during serialization.

serialized_attributes: Set[str] = {}

Set of object attributes to be serialized.

class MultipathFadingCost256(model_type=Cost256Type.URBAN, los_angle=None, doppler_frequency=None, los_doppler_frequency=None, **kwargs)

Bases: MultipathFadingChannel

COST256 Multipath Fading Channel models.

Model initialization.

Parameters

  • model_type (Cost256Type) – The model type.

  • los_angle (float, optional) – Angle phase of the line of sight component within the statistical distribution.

  • doppler_frequency (float, optional) – Doppler frequency shift of the statistical distribution.

  • kwargs (Any) – MultipathFadingChannel initialization parameters.

Raises

ValueError – If model_type is not supported. If los_angle is defined in HILLY model type.

yaml_tag: str = 'COST256'

YAML serialization tag.

property model_type: Cost256Type

Access the configured model type.

Returns: The configured model type.

Return type

Cost256Type

classmethod to_yaml(representer, node)

Serialize a serializable object to YAML.

Parameters

  • representer (SafeRepresenter) – A handle to a representer used to generate valid YAML code. The representer gets passed down the serialization tree to each node.

  • node (Serializable) – The MultipathFadingCost256 instance to be serialized.

Returns: The serialized YAML node.

Return type

MappingNode

class TDLType(value)

Bases: SerializableEnum

Supported model types of the 5G TDL channel model

A = 0
B = 1
C = 2
D = 4
E = 5
yaml_tag: Optional[str] = 'TDLType'

YAML serialization tag.

property_blacklist: Set[str] = {}

Set of properties to be ignored during serialization.

serialized_attributes: Set[str] = {}

Set of object attributes to be serialized.

class MultipathFading5GTDL(model_type=TDLType.A, rms_delay=0.0, doppler_frequency=None, los_doppler_frequency=None, **kwargs)

Bases: MultipathFadingChannel

5G TDL Multipath Fading Channel models.

Model initialization.

Parameters

  • model_type (TYPE) – The model type.

  • rms_delay (float) – Root-Mean-Squared delay in seconds.

  • num_sinusoids (int, optional) – Number of sinusoids used to sample the statistical distribution.

  • doppler_frequency (float, optional) – Doppler frequency shift of the statistical distribution.

  • kwargs (Any) – MultipathFadingChannel initialization parameters.

Raises

ValueError – If model_type is not supported. If rms_delay is smaller than zero. If los_angle is specified in combination with model_type D or E.

yaml_tag: str = '5GTDL'

YAML serialization tag.

property model_type: TDLType

Access the configured model type.

Returns

The configured model type.

Return type

MultipathFading5gTDL.TYPE

property rms_delay: float

Root mean squared channel delay.

Returns: Delay in seconds.

Return type

float

class MultipathFadingExponential(tap_interval=0.0, rms_delay=0.0, **kwargs)

Bases: MultipathFadingChannel

Exponential Multipath Fading Channel models.

Exponential Multipath Channel Model initialization.

Parameters

  • tap_interval (float, optional) – Tap interval in seconds.

  • rms_delay (float, optional) – Root-Mean-Squared delay in seconds.

  • kwargs (Any) – MultipathFadingChannel initialization parameters.

Raises

ValueError – On invalid arguments.

yaml_tag: str = 'Exponential'

YAML serialization tag.

property tap_interval: float

Tap interval.

Returns: Tap interval in seconds.

Return type

float

property rms_delay: float

Root mean squared channel delay.

Returns: Delay in seconds.

Return type

float