Apparatus and method for controlling an operation of a plurality of communication layers

A communication apparatus for processing an information to be transmitted in accordance with a transmission protocol, the transmission protocol comprising a plurality of protocol layers, the communication apparatus comprising:

• an information source for providing the information;
• an apparatus for controlling an operation of a plurality of communication layers in a layered communication system, the layered communication system transmitting information through a communication channel from a base station to a plurality of user devices,
• wherein the information comprises a first information associated with a first user device and a second information associated with a second user device in a multi- user scenario, wherein an operation of a first communication layer of the plurality of communication layers is determined by a first set of parameters, and
• wherein an operation of a second communication layer, distinct from said first communication layer, of the plurality of communication layers is determined by a second set of parameters, wherein the first communication layer is operative for encoding the first information to obtain a first information signal and for encoding the second information to obtain a second information signal, and
• wherein the second communication layer is operative for encoding the first information signal and the second information signal to obtain a composite signal to be transmitted through the communication channel,
• the apparatus comprising:
• a provider for providing a property of the communication channel;
• a storage element comprising a plurality of jointly optimized sets of parameters, being optimized across the first communication layer and the second communication layer, to be used in different scenarios, each scenario being defined by a predefined transmission quality for the first and second information and by a predefined communication channel property selected from the group comprising a bit error probability or/and a transmission delay or/and a transmission power associated with the bit error probability, or/and a channel coherence time or/and a channel coherence bandwidth, wherein each jointly optimized set of parameters comprises a pair of the first and second set of pre-computed parameters defining the operation mode for the first and second communication layers for the associated one of the different scenarios
• a selector for selecting from the storage element directly one jointly optimized set of parameters dependent from a first set of parameters from the first plurality of sets of parameters, and for selecting the second set of parameters from the second plurality of sets of parameters, wherein the selector is operative for selecting the first set of parameters and the second set of parameters in dependence of the channel property and the desired transmission quality for the first information and for the second information, and wherein;
• and
• a provider for providing the first set of parameters and the second set of parameters from the selected jointly optimized set of parameters to the first communication layer and to the second communication layer, for controlling the plurality of protocol layers;
• a processor for processing the information in accordance with the protocol layers.

A method for controlling an operation of a plurality of communication layers in a layered communication system, the layered communication system transmitting information through a communication channel from a base station to a plurality of user devices, wherein the information comprises a first information associated with a first user device and a second information associated with a second user device in a multi-user scenario,

• wherein an operation of a first communication layer of the first plurality of communication layers is determined by a first set of parameters, and wherein a operation of a second communication layer, distinct from said first communication layer, of the plurality of communication layers is determined by a second set of parameters,
• wherein the first communication layer is operative for encoding the first information to obtain a first information signal and for encoding the second information to obtain a second information signal, and
• wherein the second communication layer is operative for encoding the first information signal and the second information signal to obtain a composite signal to be transmitted through the communication channel,
• the method comprising the following steps of:
• providing a property of the communication channel;
• storing in a storage element a plurality of jointly optimized sets of parameters, being optimized across the first communication layer and the second communication layer, to be used in different scenarios, each scenario being defined by a predefined transmission quality for the first and second information and by a predefined communication channel property selected from the group comprising a bit error probability or/and a transmission delay or/and a transmission power associated with the bit error probability, or/and a channel coherence time or/and a channel coherence bandwidth, wherein each jointly optimized set of parameters comprises a pair of the first and second set of pre-computed parameters defining the operation mode for the first and second communication layers for the associated one of the different scenarios a first plurality of sets of parameters defining different operation modes of the first communication layer;
• selecting from the storage element directly one jointly optimized set of parameters dependent from the channel property and the desired transmission quality of the first information and of the second information;
• and
• providing the first set of parameters and the second set of parameters from the selected jointly optimized set of parameters to the first communication layer and to the second communication layer.

A method for processing an information to be transmitted in accordance with a transmission protocol, the transmission protocol comprising a plurality of protocol layers, the method comprising the following steps of:

• providing the information;
• controlling the plurality of protocol layers in accordance with a method for controlling an operation of a plurality of communication layers in a layered communication system, the layered communication system transmitting information through a communication channel from a base station to a plurality of user devices, wherein the information comprises a first information associated with a first user device and a second information associated with a second user device in a multi-user scenario,
• wherein an operation of a first communication layer of the first plurality of communication layers is determined by a first set of parameters, and wherein a operation of a second communication layer, distinct from said first communication layer, of the plurality of communication layers is determined by a second set of parameters, wherein the first communication layer is operative for encoding the first information to obtain a first information signal and for encoding the second information to obtain a second information signal, wherein the second communication layer is operative for encoding the first information signal and the second information signal to obtain a composite signal to be transmitted through the communication channel, the method comprising the following steps of:
• providing a property of the communication channel;
• storing in a storage element a plurality of jointly optimized sets of parameters, being optimized across the first communication layer and the second communication layer, to be used in different scenarios, each scenario being defined by a predefined transmission quality for the first and second information and by a predefined communication channel property selected from the group comprising a bit error probability or/and a transmission delay or/and a transmission power associated with the bit error probability, or/and a channel coherence time or/and a channel coherence bandwidth, wherein each jointly optimized set of parameters comprises a pair of the first and second set of pre-computed parameters defining the operation mode for the first and second communication layers for the associated one of the different scenarios;
• selecting from the storage element directly one jointly optimized set of parameters dependent from the channel property and the desired transmission quality of the first information and of the second information;
• and
• providing the first set of parameters and the second set of parameters from the selected jointly optimized set of parameters to the first communication layer and to the second communication layer;
• processing the information in accordance with the protocol layer.

A computer program stored on a computer-readable medium, said computer program having a program code for performing the method for controlling an operation of a plurality of communication layers in a layered communication system, the layered communication system transmitting information through a communication channel from a base station to a plurality of user devices, wherein the information comprises a first information associated with a first user device and a second information associated with a second user device in a multi-user scenario,

• wherein an operation of a first communication layer of the first plurality of communication layers is determined by a first set of parameters, and wherein a operation of a second communication layer, distinct from said first communication layer, of the plurality of communication layers is determined by a second set of parameters,
• wherein the first communication layer is operative for encoding the first information to obtain a first information signal and for encoding the second information to obtain a second information signal, and
• wherein the second communication layer is operative for encoding the first information signal and the second information signal to obtain a composite signal to be transmitted through the communication channel,
• the method comprising the following steps of:
• providing a property of the communication channel;
• storing in a storage element a plurality of jointly optimized sets of parameters, being optimized across the first communication layer and the second communication layer, to be used in different scenarios, each scenario being defined by a predefined transmission quality for the first and second information and by a predefined communication channel property selected from the group comprising a bit error probability or/and a transmission delay or/and a transmission power associated with the bit error probability, or/and a channel coherence time or/and a channel coherence bandwidth, wherein each jointly optimized set of parameters comprises a pair of the first and second set of pre-computed parameters defining the operation mode for the first and second communication layers for the associated one of the different scenarios;
• selecting from the storage element directly one jointly optimized set of parameters dependent from the channel property and the desired transmission quality of the first information and of the second information;
• and
• providing the first set of parameters and the second set of parameters from the selected jointly optimized set of parameters to the first communication layer and to the second communication layer,
• when the program runs on a computer.

A computer program stored on a computer-readable medium, said computer program having a program code for performing the method for processing an information to be transmitted in accordance with a transmission protocol, the transmission protocol comprising a plurality of protocol layers, the method comprising the following steps of:

• providing the information;
• controlling the plurality of protocol layers in accordance with t4˜-amethod for controlling an operation of a plurality of communication layers in a layered communication system, the layered communication system transmitting information through a communication channel from a base station to a plurality of user devices, wherein the information comprises a first information associated with a first user device and a second information associated with a second user device in a multi-user scenario, wherein an operation of a first communication layer of the first plurality of communication layers is determined by a first set of parameters, and wherein a operation of a second communication layer, distinct from said first communication layer, of the plurality of communication layers is determined by a second set of parameters, wherein the first communication layer is operative for encoding the first information to obtain a first information signal and for encoding the second information to obtain a second information signal, wherein the second communication layer is operative for encoding the first information signal and the second information signal to obtain a composite signal to be transmitted through the communication channel, the method comprising the following steps of:
• providing a property of the communication channel;
• storing in a storage element a plurality of jointly optimized sets of parameters, being optimized across the first communication layer and the second communication layer, to be used in different scenarios, each scenario being defined by a predefined transmission quality for the first and second information and by a predefined communication channel property selected from the group comprising a bit error probability or/and a transmission delay or/and a transmission power associated with the bit error probability, or/and a channel coherence time or/and a channel coherence bandwidth, wherein each jointly optimized set of parameters comprises a pair of the first and second set of pre-computed parameters defining the operation mode for the first and second communication layers for the associated one of the different scenarios;
• selecting from the storage element directly one jointly optimized set of parameters dependent from the channel property and the desired transmission quality of the first information and of the second information;
• and
• providing the first set of parameters to the first communication layer and the second set of parameters from the selected jointly optimized set of parameters and to the second communication layer;
• processing the information in accordance with the protocol layer, when the program runs on a computer.