Implements the Adaptive Modulation And Coding Scheme. More...
#include <lte-amc.h>
Inheritance diagram for ns3::LteAmc:
Collaboration diagram for ns3::LteAmc: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... | |
Public Member Functions inherited from ns3::Object | |
| 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... | |
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 |
| 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) |
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 |
The AmcModel attribute. More... | |
| double | m_ber |
The Ber attribute. More... | |
Additional Inherited Members | |
Protected Member Functions inherited from ns3::Object | |
| 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... | |
Protected Member Functions inherited from ns3::ObjectBase | |
| 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... | |
Related Functions inherited from ns3::ObjectBase | |
| 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.
|
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 308 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, and ns3::TbStats_t::tbler.
Here is the call graph for this function:| 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 255 of file lte-amc.cc.
References NS_ASSERT_MSG, NS_LOG_FUNCTION, and NS_LOG_LOGIC.
Referenced by CreateCqiFeedbacks().
Here is the caller graph for this function:| int ns3::LteAmc::GetMcsFromCqi | ( | int | cqi | ) |
Get the Modulation anc Coding Scheme for a CQI value.
| cqi | the cqi value |
Definition at line 270 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 298 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 285 of file lte-amc.cc.
References NS_ASSERT_MSG, and NS_LOG_FUNCTION.
Referenced by CreateCqiFeedbacks().
Here is the caller graph for this function:
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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().
Here is the call graph for this function:
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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().