The LteAmc class implements the Adaptive Modulation And Coding Scheme as proposed in 3GPP TSG-RAN WG1 - R1-081483 http://www.3gpp.org/ftp/tsg_ran/WG1_RL1/TSGR1_52b/Docs/R1-081483.zip. More...
#include <lte-amc.h>
Public Types | |
enum | AmcModel { PiroEW2010, MiErrorModel } |
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... | |
Public Member Functions inherited from ns3::Object | |
Object () | |
virtual | ~Object () |
void | AggregateObject (Ptr< Object > other) |
void | Dispose (void) |
Run the DoDispose methods of this object and all the objects aggregated to it. More... | |
AggregateIterator | GetAggregateIterator (void) const |
virtual TypeId | GetInstanceTypeId (void) const |
template<typename T > | |
Ptr< T > | GetObject (void) const |
template<typename T > | |
Ptr< T > | GetObject (TypeId tid) const |
void | Initialize (void) |
This method calls the virtual DoInitialize method on all the objects aggregated to this object. More... | |
Public Member Functions inherited from ns3::SimpleRefCount< Object, ObjectBase, ObjectDeleter > | |
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... | |
Public Member Functions inherited from ns3::ObjectBase | |
virtual | ~ObjectBase () |
Virtual destructor. More... | |
void | GetAttribute (std::string name, AttributeValue &value) const |
bool | GetAttributeFailSafe (std::string name, AttributeValue &attribute) const |
void | SetAttribute (std::string name, const AttributeValue &value) |
bool | SetAttributeFailSafe (std::string name, const AttributeValue &value) |
bool | TraceConnect (std::string name, std::string context, const CallbackBase &cb) |
bool | TraceConnectWithoutContext (std::string name, const CallbackBase &cb) |
bool | TraceDisconnect (std::string name, std::string context, const CallbackBase &cb) |
bool | TraceDisconnectWithoutContext (std::string name, const CallbackBase &cb) |
Static Public Member Functions | |
static TypeId | GetTypeId (void) |
Static Public Member Functions inherited from ns3::Object | |
static TypeId | GetTypeId (void) |
Register this type. More... | |
Static Public Member Functions inherited from ns3::SimpleRefCount< Object, ObjectBase, ObjectDeleter > | |
static void | Cleanup (void) |
Noop. More... | |
Static Public Member Functions inherited from ns3::ObjectBase | |
static TypeId | GetTypeId (void) |
Get the type ID. More... | |
Private Attributes | |
AmcModel | m_amcModel |
double | m_ber |
Additional Inherited Members | |
Protected Member Functions inherited from ns3::Object | |
Object (const Object &o) | |
virtual void | DoDispose (void) |
This method is called by Object::Dispose or by the object's destructor, whichever comes first. More... | |
virtual void | DoInitialize (void) |
This method is called only once by Object::Initialize. More... | |
virtual void | NotifyNewAggregate (void) |
This method is invoked whenever two sets of objects are aggregated together. More... | |
Protected Member Functions inherited from ns3::ObjectBase | |
void | ConstructSelf (const AttributeConstructionList &attributes) |
virtual void | NotifyConstructionCompleted (void) |
This method is invoked once all member attributes have been initialized. More... | |
The LteAmc class implements the Adaptive Modulation And Coding Scheme as proposed in 3GPP TSG-RAN WG1 - R1-081483 http://www.3gpp.org/ftp/tsg_ran/WG1_RL1/TSGR1_52b/Docs/R1-081483.zip.
Doxygen introspection did not find any typical Config paths.
No TraceSources are defined for this type.
ns3::LteAmc::LteAmc | ( | ) |
Definition at line 208 of file lte-amc.cc.
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virtual |
Definition at line 213 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 292 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, ns3::SpectralEfficiencyForCqi, ns3::SpectralEfficiencyForMcs, 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 239 of file lte-amc.cc.
References NS_ASSERT_MSG, NS_LOG_FUNCTION, NS_LOG_LOGIC, and ns3::SpectralEfficiencyForCqi.
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 254 of file lte-amc.cc.
References NS_ASSERT_MSG, NS_LOG_FUNCTION, NS_LOG_LOGIC, ns3::SpectralEfficiencyForCqi, and ns3::SpectralEfficiencyForMcs.
double ns3::LteAmc::GetSpectralEfficiencyFromCqi | ( | int | cqi | ) |
Get the spectral efficiency value associated to the received CQI.
cqi | the cqi value |
Definition at line 282 of file lte-amc.cc.
References NS_ASSERT_MSG, NS_LOG_FUNCTION, NS_LOG_LOGIC, and ns3::SpectralEfficiencyForCqi.
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 269 of file lte-amc.cc.
References ns3::McsToItbs, NS_ASSERT_MSG, NS_LOG_FUNCTION, and ns3::TransportBlockSizeTable.
Referenced by CreateCqiFeedbacks().
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static |
Definition at line 218 of file lte-amc.cc.
References m_amcModel, m_ber, ns3::MakeEnumAccessor(), ns3::MakeEnumChecker(), MiErrorModel, PiroEW2010, and ns3::TypeId::SetParent().
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private |
Definition at line 106 of file lte-amc.h.
Referenced by CreateCqiFeedbacks(), and GetTypeId().
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private |
Definition at line 105 of file lte-amc.h.
Referenced by CreateCqiFeedbacks(), and GetTypeId().