Enhanced dedicated-channel reporting for UMTS

A method for a mobile communication system, the mobile communication system defining a dedicated channel (DCH) active set and an enhanced-dedicated channel (E-DCH) active set, the method comprising:

• receiving information as to which cell is to be in the E-DCH active set,
• wherein said information is transmitted from a radio network controller in the mobile communication system;
• performing a power measurement of a pilot signal from a cell that is not included in the E-DCH active set but included in the DCH active set after the information is received;
• performing a power measurement of a pilot signal from a cell that is included in the E-DCH active set after the information is received;
• sending information on the power measurement of the pilot signal from the cell that is not included in the E-DCH active set but included in the DCH active set and the pilot signal from the cell included in the E-DCH active set;
• and
• replacing in the E-DCH active set, a same cell that is not included in the E-DCH active set but included in the DCH active set, after the sending of information on the power measurement of the pilot signal from the cell that is not included in the E-DCH active set but included in the DCH active set and the pilot signal from the cell included in the E-DCH active set.

A mobile communication system defining a dedicated channel (DCH) active set and an enhanced-dedicated channel (E-DCH) active set, the mobile communication system comprising:

• a radio network controller;
• and
• a user equipment, wherein the user equipment comprises:
• means a circuit for receiving information as to which cell is to be in the E-DCH active set from the radio network controller,
• wherein the information is transmitted from the radio network controller in the mobile communication system;
• a circuit for performing a power measurement of a pilot signal from a cell that is not included in the E-DCH active set but included in the DCH active set after the information is received;
• a circuit for performing a power measurement of a pilot signal from a cell that is included in the E-DCH active set after the information is received;
• and
• a circuit for sending information on the power measurement of the pilot signal from the cell that is not included in the E-DCH active set but included in the DCH active set and the pilot signal from the cell included in the E-DCH active set, and
• wherein the radio network controller comprises a circuit for sending the information as to which cell is to be in the E-DCH active set to the user equipment, and
• wherein a same cell that is not included in the E-DCH active set but included in the DCH active set, is replaced in the E-DCH active set after sending the information on the power measurement of the pilot signal from the cell that is not included in the E-DCH active set but included in the DCH active set and the pilot signal from the cell included in the E-DCH active set.

A radio network controller for a mobile communication system defining a dedicated channel (DCH) active set and an enhanced-dedicated channel (E-DCH) active set, the radio network controller comprising:

• a circuit for sending information as to which cell is to be in the E-DCH active set to user equipment, wherein:
• the user equipment receives information as to which cell is to be in the E-DCH active set from the circuit for sending information of the radio network controller,
• the user equipment performs a power measurement of a pilot signal from a cell that is not included in the E-DCH active set but included in the DCH active set after the information is received from the circuit for sending information, and performs a power measurement of a pilot signal from a cell that is included in the E-DCH active set after the information is received from the circuit for sending information;
• and
• a circuit for receiving the power measurement of the pilot signal from the user equipment,
• wherein a same cell that is not included in the E-DCH active set but included in the DCH active set, is replaced in the E-DCH active set after sending the information on the power measurement of the pilot signal from the cell that is not included in the E-DCH active set but included in the DCH active set and the pilot signal from the cell included in the E-DCH active set.

User equipment for a mobile communication system, the mobile communication system defining a dedicated channel (DCH) active set and an enhanced-dedicated channel (E-DCH) active set, the user equipment comprising:

• a first circuit that receives information as to which cell is to be in the E-DCH active set, wherein said information is transmitted from a radio network controller in the mobile communication system;
• a second circuit that performs a power measurement of a pilot signal from a cell that is not included in the E-DCH active set but included in the DCH active set after the information is received, and performs a power measurement of a pilot signal from a cell that is included in the E-DCH active set after the information is received;
• and
• a third circuit that sends information on the power measurement of the pilot signal from the cell that is not included in the E-DCH active set but included in the DCH active set and the pilot signal from the cell included in the E-DCH active set,
• wherein a same cell that is not included in the E-DCH active set but included in the DCH active set, is replaced in the E-DCH active set after the third circuit sends the information on the power measurement of the pilot signal from the cell that is not included in the E-DCH active set but included in the DCH active set and the pilot signal from the cell included in the E-DCH active set.

A mobile communication system defining a dedicated channel (DCH) active set and an enhanced-dedicated channel (E-DCH) active set, the mobile communication system comprising:

• user equipment;
• and
• a radio network controller, wherein:
• the user equipment comprises:
• a first circuit that receives information as to which cell is to be in the E-DCH active set,
• wherein the information is transmitted from the radio network controller;
• a second circuit that performs a power measurement of a pilot signal from a cell that is not included in the E-DCH active set but included in the DCH active set after the information is received, and that performs a power measurement of a pilot signal from a cell that is included in the E-DCH active set after the information is received;
• and
• a third circuit that sends information on the power measurement of the pilot signal from the cell that is not included in the E-DCH active set but included in the DCH active set and the pilot signal from the cell included in the E-DCH active set, and
• wherein the radio network controller comprises a fourth circuit that sends the information as to which cell is to be in the E-DCH active set to the user equipment,
• wherein a same cell that is not included in the E-DCH active set but included in the DCH active set, is replaced in the E-DCH active set after the third circuit sends the information on the power measurement of the pilot signal from the cell that is not included in the E-DCH active set but included in the DCH active set and the pilot signal from the cell included in the E-DCH active set.

A radio network controller for a mobile communication system defining a dedicated channel (DCH) active set and an enhanced-dedicated channel (E-DCH) active set, the radio network controller comprising:

• a first circuit that sends information as to which cell is to be in the E-DCH active set to user equipment, wherein:
• the user equipment receives information as to which cell is to be in the E-DCH active set from the first circuit,
• the user equipment performs a power measurement of a pilot signal from a cell that is not included in the E-DCH active set but included in the DCH active set after the information is received, and performs a power measurement of a pilot signal from a cell that is included in the E-DCH active set after the information is received, and
• the user equipment sends information on the power measurement of the pilot signal from the cell that is not included in the E-DCH active set but included in the DCH active set and the pilot signal from the cell included in the E-DCH active set to the radio network controller,
• wherein a same cell that is not included in the E-DCH active set but included in the DCH active set, is replaced in the E-DCH active set after the user equipment sends the information on the power measurement of the pilot signal from the cell that is not included in the E-DCH active set but included in the DCH active set and the pilot signal from the cell included in the E-DCH active set.