Implements the Adaptive Modulation And Coding Scheme. More...
#include <lte-amc.h>
Public Types | |
enum | AmcModel { PiroEW2010, MiErrorModel } |
Types of AMC model. More... | |
Public Member Functions | |
LteAmc () | |
virtual | ~LteAmc () |
std::vector< int > | CreateCqiFeedbacks (const SpectrumValue &sinr, uint8_t rbgSize=0) |
Create a message with CQI feedback. More... | |
int | GetCqiFromSpectralEfficiency (double s) |
Get a proper CQI for the spectrale efficiency value. More... | |
int | GetMcsFromCqi (int cqi) |
Get the Modulation anc Coding Scheme for a CQI value. More... | |
double | GetSpectralEfficiencyFromCqi (int cqi) |
Get the spectral efficiency value associated to the received CQI. More... | |
int | GetTbSizeFromMcs (int mcs, int nprb) |
Get the Transport Block Size for a selected MCS and number of PRB (table 7.1.7.2.1-1 of 36.213) More... | |
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Object () | |
Constructor. More... | |
virtual | ~Object () |
Destructor. More... | |
void | AggregateObject (Ptr< Object > other) |
Aggregate two Objects together. More... | |
void | Dispose (void) |
Dispose of this Object. More... | |
AggregateIterator | GetAggregateIterator (void) const |
Get an iterator to the Objects aggregated to this one. More... | |
virtual TypeId | GetInstanceTypeId (void) const |
Implement the GetInstanceTypeId method defined in ObjectBase. More... | |
template<typename T > | |
Ptr< T > | GetObject (void) const |
Get a pointer to the requested aggregated Object. More... | |
template<typename T > | |
Ptr< T > | GetObject (TypeId tid) const |
Get a pointer to the requested aggregated Object. More... | |
void | Initialize (void) |
Invoke DoInitialize on all Objects aggregated to this one. More... | |
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SimpleRefCount () | |
Constructor. More... | |
SimpleRefCount (const SimpleRefCount &o) | |
Copy constructor. More... | |
uint32_t | GetReferenceCount (void) const |
Get the reference count of the object. More... | |
SimpleRefCount & | operator= (const SimpleRefCount &o) |
Assignment. More... | |
void | Ref (void) const |
Increment the reference count. More... | |
void | Unref (void) const |
Decrement the reference count. More... | |
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virtual | ~ObjectBase () |
Virtual destructor. More... | |
void | GetAttribute (std::string name, AttributeValue &value) const |
Get the value of an attribute, raising fatal errors if unsuccessful. More... | |
bool | GetAttributeFailSafe (std::string name, AttributeValue &value) const |
Get the value of an attribute without raising erros. More... | |
void | SetAttribute (std::string name, const AttributeValue &value) |
Set a single attribute, raising fatal errors if unsuccessful. More... | |
bool | SetAttributeFailSafe (std::string name, const AttributeValue &value) |
Set a single attribute without raising errors. More... | |
bool | TraceConnect (std::string name, std::string context, const CallbackBase &cb) |
Connect a TraceSource to a Callback with a context. More... | |
bool | TraceConnectWithoutContext (std::string name, const CallbackBase &cb) |
Connect a TraceSource to a Callback without a context. More... | |
bool | TraceDisconnect (std::string name, std::string context, const CallbackBase &cb) |
Disconnect from a TraceSource a Callback previously connected with a context. More... | |
bool | TraceDisconnectWithoutContext (std::string name, const CallbackBase &cb) |
Disconnect from a TraceSource a Callback previously connected without a context. More... | |
Static Public Member Functions | |
static TypeId | GetTypeId (void) |
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static TypeId | GetTypeId (void) |
Register this type. More... | |
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static void | Cleanup (void) |
Noop. More... | |
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static TypeId | GetTypeId (void) |
Get the type ID. More... | |
Private Attributes | |
AmcModel | m_amcModel |
The AmcModel attribute. More... | |
double | m_ber |
The Ber attribute. More... | |
Additional Inherited Members | |
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Object (const Object &o) | |
Copy an Object. More... | |
virtual void | DoDispose (void) |
Destructor implementation. More... | |
virtual void | DoInitialize (void) |
Initialize() implementation. More... | |
virtual void | NotifyNewAggregate (void) |
Notify all Objects aggregated to this one of a new Object being aggregated. More... | |
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void | ConstructSelf (const AttributeConstructionList &attributes) |
Complete construction of ObjectBase; invoked by derived classes. More... | |
virtual void | NotifyConstructionCompleted (void) |
Notifier called once the ObjectBase is fully constructed. More... | |
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static TypeId | GetObjectIid (void) |
Ensure the TypeId for ObjectBase gets fully configured to anchor the inheritance tree properly. More... | |
Implements the Adaptive Modulation And Coding Scheme.
Introspection did not find any typical Config paths.
As proposed in 3GPP TSG-RAN WG1 R1-081483 Conveying MCS and TB size via PDCCH.
No TraceSources are defined for this type.
Size of this type is 48 bytes (on a 64-bit architecture).
ns3::LteAmc::LteAmc | ( | ) |
Definition at line 223 of file lte-amc.cc.
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virtual |
Definition at line 228 of file lte-amc.cc.
std::vector< int > ns3::LteAmc::CreateCqiFeedbacks | ( | const SpectrumValue & | sinr, |
uint8_t | rbgSize = 0 |
||
) |
Create a message with CQI feedback.
sinr | the SpectrumValue vector of SINR for evaluating the CQI |
rbgSize | size of RB group (in RBs) for evaluating subband/wideband CQI |
Definition at line 307 of file lte-amc.cc.
References ns3::SpectrumValue::ConstValuesBegin(), ns3::SpectrumValue::ConstValuesEnd(), GetCqiFromSpectralEfficiency(), ns3::LteMiErrorModel::GetTbDecodificationStats(), GetTbSizeFromMcs(), m_amcModel, m_ber, MiErrorModel, NS_ASSERT_MSG, NS_LOG_DEBUG, NS_LOG_FUNCTION, NS_LOG_LOGIC, PiroEW2010, s, and ns3::TbStats_t::tbler.
int ns3::LteAmc::GetCqiFromSpectralEfficiency | ( | double | s | ) |
Get a proper CQI for the spectrale efficiency value.
In order to assure a fewer block error rate, the AMC chooses the lower CQI value for a given spectral efficiency
s | the spectral efficiency |
Definition at line 254 of file lte-amc.cc.
References NS_ASSERT_MSG, NS_LOG_FUNCTION, and NS_LOG_LOGIC.
Referenced by CreateCqiFeedbacks().
int ns3::LteAmc::GetMcsFromCqi | ( | int | cqi | ) |
Get the Modulation anc Coding Scheme for a CQI value.
cqi | the cqi value |
Definition at line 269 of file lte-amc.cc.
References NS_ASSERT_MSG, NS_LOG_FUNCTION, and NS_LOG_LOGIC.
double ns3::LteAmc::GetSpectralEfficiencyFromCqi | ( | int | cqi | ) |
Get the spectral efficiency value associated to the received CQI.
cqi | the cqi value |
Definition at line 297 of file lte-amc.cc.
References NS_ASSERT_MSG, NS_LOG_FUNCTION, and NS_LOG_LOGIC.
int ns3::LteAmc::GetTbSizeFromMcs | ( | int | mcs, |
int | nprb | ||
) |
Get the Transport Block Size for a selected MCS and number of PRB (table 7.1.7.2.1-1 of 36.213)
mcs | the mcs index |
nprb | the no. of PRB |
Definition at line 284 of file lte-amc.cc.
References NS_ASSERT_MSG, and NS_LOG_FUNCTION.
Referenced by CreateCqiFeedbacks().
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static |
Definition at line 233 of file lte-amc.cc.
References m_amcModel, m_ber, ns3::MakeDoubleAccessor(), ns3::MakeEnumAccessor(), ns3::MakeEnumChecker(), MiErrorModel, PiroEW2010, and ns3::TypeId::SetParent().
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private |
The AmcModel
attribute.
AMC model used to assign CQI.
Definition at line 125 of file lte-amc.h.
Referenced by CreateCqiFeedbacks(), and GetTypeId().
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private |
The Ber
attribute.
The requested BER in assigning MCS (default is 0.00005).
Definition at line 118 of file lte-amc.h.
Referenced by CreateCqiFeedbacks(), and GetTypeId().