Point-to-point delivery verification report mechanism for point-to-multipoint transmission systems

A transmitter in a system for acknowledging the reception of sets of data objects, said transmitter comprising:

• means arranged for transmitting a set of data objects from said transmitter to a plurality of receivers within a point-to-multipoint transmission session, and
• means arranged for signaling a maximum verification wait time to said receivers, wherein at least one time instant at which at least one of said receivers is allowed to transmit a delivery verification report to acknowledge reception of said transmitted set of data objects at least partially depends on said signaled maximum verification wait time.

A software application executable in a transmitter of a system for acknowledging the reception of sets of data objects, the software application comprising:

• program code for causing said transmitter to transmit a set of data objects from a transmitter to a plurality of receivers within a point-to-multipoint transmission session, and
• program code for causing said transmitter to signal a maximum verification wait time to said receivers, wherein at least one time instant at which at least one of said receivers is allowed to transmit a delivery verification report to acknowledge reception of said transmitted set of data objects at least partially depends on said signaled maximum verification wait time.

A receiver in a system for acknowledging the reception of sets of data objects, said receiver comprising:

• means arranged for receiving a set of data objects transmitted from a transmitter to a plurality of receivers within a point-to-multipoint transmission session, and
• means arranged for receiving a maximum verification wait time transmitted to said receivers, wherein at least one time instant at which said receiver is allowed to transmit a delivery verification report to acknowledge reception of said transmitted set of data objects at least partially depends on said signaled maximum verification wait time.

A software application executable in a receiver of a system for acknowledging the reception of sets of data objects, the software application comprising:

• program code for causing said receiver to receive a set of data objects transmitted from a transmitter to a plurality of receivers within a point-to-multipoint transmission session, and
• program code for causing said receiver to receive a maximum verification wait time transmitted to said receivers, wherein at least one time instant at which said receiver is allowed to transmit a delivery verification report to acknowledge reception of said transmitted set of data objects at least partially depends on said signaled maximum verification wait time.

A network element in a system for acknowledging the reception of sets of data objects, wherein a set of data objects is transmitted from a transmitter to a plurality of receivers within a point-to-multipoint transmission session, and wherein a maximum verification wait time is signaled to said receivers, said network element comprising:

• means arranged to receive a delivery verification report transmitted by at least one of said receivers to acknowledge reception of said transmitted set of data objects, wherein at least one time instant at which said delivery verification report is allowed to be transmitted at least partially depends on said signaled maximum verification wait time.

A method for acknowledging the reception of sets of data objects, wherein one or more transmitters transmit at least two sets of data objects within respective point-to-multipoint transmission sessions to at least one receiver, the method comprising:

• transmitting only one delivery verification report from said at least one receiver, wherein said one delivery verification report acknowledges the reception of at least two of said at least two sets of data objects transmitted within respective point-to-multipoint transmission sessions at said at least one receiver.

A transmitter in a system for acknowledging the reception of sets of data objects, comprising:

• means arranged for transmitting at least one set of data objects within a respective point-to-multipoint transmission sessions to at least one receiver, wherein at least two sets of data objects are transmitted from one or more transmitters within respective point-to-multipoint transmission sessions to said at least one receiver, wherein only one delivery verification report is transmitted from said at least one receiver, and wherein said one delivery verification report acknowledges the reception of at least two of said at least two sets of data objects transmitted within respective point-to-multipoint transmission sessions at said at least one receiver.

A receiver in a system for acknowledging the reception of sets of data objects, comprising:

• means arranged for receiving at least two sets of data objects transmitted within respective point-to-multipoint transmission sessions by one or more transmitters, and
• means arranged for transmitting a delivery verification report, wherein said delivery verification report acknowledges the reception of at least two of said at least two sets of data objects transmitted within respective point-to-multipoint transmission sessions.

A software application executable in a receiver of a system for acknowledging the reception of sets of data objects, said software application comprising:

• program code for causing said receiver to receive at least two sets of data objects transmitted within respective point-to-multipoint transmission sessions by one or more transmitters, and
• program code for causing said receiver to transmit a delivery verification report, wherein said delivery verification report acknowledges the reception of at least two of said at least two sets of data objects transmitted within respective point-to-multipoint transmission sessions.

A network element in a system for acknowledging the reception of sets of data objects, wherein one or more transmitters transmit at least two sets of data objects within respective point-to-multipoint transmission sessions to at least one receiver, said network element comprising:

• means arranged for receiving a delivery verification report transmitted from said at least one receiver,
• wherein said delivery verification report acknowledges the reception of at least two of said at least two sets of data objects transmitted within respective point-to-multipoint transmission sessions at said at least one receiver.

A software application executable in a network element of a system for acknowledging the reception of sets of data objects, wherein one or more transmitters transmit at least two sets of data objects within respective point-to-multipoint transmission sessions to at least one receiver, said software application comprising:

• program code for causing said network element to receive a delivery verification report transmitted from said at least one receiver, wherein said delivery verification report acknowledges the reception of at least two of said at least two sets of data objects transmitted within respective point-to-multipoint transmission sessions at said at least one receiver.

A method for acknowledging the reception of a set of data objects, wherein a transmitter transmits a set of data objects within a point-to-multipoint transmission session to a plurality of receivers, the method comprising:

• transmitting a delivery verification report from at least one receiver out of said plurality of receivers to a delivery verification report server, wherein said delivery verification report acknowledges the reception of said set of data objects, and at least comprises an identifier of said transmitter, an identifier of said delivery verification report server, an identifier of said point-to-multipoint transmission session, and an identifier of said at least one receiver that transmits said delivery verification report.

A transmitter in a system for acknowledging the reception of a set of data objects, said transmitter comprising:

• means arranged for transmitting a set of data objects within a point-to-multipoint transmission session to a plurality of receivers, wherein a delivery verification report is transmitted from at least one receiver out of said plurality of receivers to a delivery verification report server, and wherein said delivery verification report acknowledges the reception said sets of data objects, and at least comprises an identifier of said transmitter, an identifier of said delivery verification report server, an identifier of said point-to-multipoint transmission session, and an identifier of said at least one receiver that transmits said delivery verification report.

A receiver in a system for acknowledging the reception of a set of data objects, said receiver comprising:

• means arranged for receiving a set of data objects transmitted from a transmitter within a point-to-multipoint transmission session to a plurality of receivers, and
• means arranged for transmitting a delivery verification report from said receiver to a delivery verification report server, wherein said delivery verification report acknowledges the reception of said set of data objects, and at least comprises an identifier of said transmitter, an identifier of said delivery verification report server, an identifier of said point-to-multipoint transmission session, and an identifier of said receiver.

A software application executable in a receiver of a system for acknowledging the reception of sets of data objects, said software application comprising:

• program code for causing said receiver to receive a set of data objects transmitted from a transmitter within a point-to-multipoint transmission session to a plurality of receivers, and
• program code for causing said receiver to transmit a delivery verification report from said receiver to a delivery verification report server, wherein said delivery verification report acknowledges the reception of said set of data objects, and at least comprises an identifier of said transmitter, an identifier of said delivery verification report server, an identifier of said point-to-multipoint transmission session, and an identifier of said receiver.

A network element in a system for acknowledging the reception of a set of data objects, wherein a transmitter transmits a set of data objects within a point-to-multipoint transmission session to a plurality of receivers, said network element comprising:

• means arranged for receiving a delivery verification report transmitted from at least one receiver out of said plurality of receivers, wherein said delivery verification report acknowledges the reception of said set of data objects, and at least comprises an identifier of said transmitter, an identifier of said delivery verification report server, an identifier of said point-to-multipoint transmission session, and an identifier of said at least one receiver that transmits said delivery verification report.

A software application executable in a network element of a system for acknowledging the reception of sets of data objects, wherein one or more transmitters transmit at least two sets of data objects within respective point-to-multipoint transmission session to at least one receiver, said software application comprising:

• program code for causing said network element to receive a delivery verification report transmitted from at least one receiver out of said plurality of receivers, wherein said delivery verification report acknowledges the reception of said set of data objects, and at least comprises an identifier of said transmitter, an identifier of said delivery verification report server, an identifier of said point-to-multipoint transmission session, and an identifier of said at least one receiver that transmits said delivery verification report.

A method for acknowledging the reception of a set of data objects, wherein a transmitter transmits a set of data objects within a point-to-multipoint transmission session to a plurality of receivers, said method comprising:

• transmitting a repair request from at least one receiver out of said plurality of receivers to a network element within a point-to-point transmission session to trigger a re-transmission of at least one data object out of said set of data objects in case said at least one data object was not received at said at least one receiver, and
• subsequently transmitting a delivery verification report from said at least one receiver to said network element in said same point-to-point transmission session to acknowledge the reception of all data objects of said set of data objects.

A transmitter in a system for acknowledging the reception of a set of data objects, said transmitter comprising:

• means arranged for transmitting a set of data objects within a point-to-multipoint transmission session to a plurality of receivers, wherein a repair request is transmitted from at least one receiver out of said plurality of receivers to a network element within a point-to-point transmission session to trigger a re-transmission of at least one data object out of said set of data objects in case said at least one data object was not received at said at least one receiver, wherein a delivery verification report is subsequently transmitted from said at least one receiver to said network element in said same point-to-point transmission session to acknowledge the reception of all data objects of said set of data objects.

A receiver in a system for acknowledging the reception of a set of data objects, said receiver comprising:

• means arranged for receiving a set of data objects transmitted from a transmitter within a point-to-multipoint transmission session to a plurality of receivers,
• means arranged for transmitting a repair request to a network element within a point-to-point transmission session to trigger a re-transmission of at least one data object out of said set of data objects in case said at least one data object was not received at said receiver, and
• means arranged for subsequently transmitting a delivery verification report to said network element in said same point-to-point transmission session to acknowledge the reception of all data objects of said set of data objects.

A software application executable in a receiver of a system for acknowledging the reception of sets of data objects, said software application comprising:

• program code for causing said receiver to receive a set of data objects transmitted from a transmitter within a point-to-multipoint transmission session to a plurality of receivers,
• program code for causing said receiver to transmit a repair request to a network element within a point-to-point transmission session to trigger a re-transmission of at least one data object out of said set of data objects in case said at least one data object was not received at said receiver, and
• program code for causing said receiver to subsequently transmit a delivery verification report to said network element in said same point-to-point transmission session to acknowledge the reception of all data objects of said set of data objects.

A network element in a system for acknowledging the reception of a set of data objects, wherein a transmitter transmits a set of data objects within a point-to-multipoint transmission session to a plurality of receivers, said network element comprising:

• means arranged for receiving a repair request transmitted from at least one receiver out of said plurality of receivers within a point-to-point transmission session to trigger a re-transmission of at least one data object out of said set of data objects in case said at least one data object was not received at said at least one receiver, and
• means arranged for receiving a delivery verification report subsequently transmitted from said at least one receiver in said same point-to-point transmission session to acknowledge the reception of all data objects of said set of data objects.

A software application executable in a network element of a system for acknowledging the reception of sets of data objects, wherein a transmitter transmits a set of data objects within a point-to-multipoint transmission session to a plurality of receivers, said software application comprising:

• program code for causing said network element to receive a repair request transmitted from at least one receiver out of said plurality of receivers within a point-to-point transmission session to trigger a re-transmission of at least one data object out of said set of data objects in case said at least one data object was not received at said at least one receiver, and
• program code for causing said network element to receive a delivery verification report subsequently transmitted from said at least one receiver in said same point-to-point transmission session to acknowledge the reception of all data objects of said set of data objects.