Handover for An Intermediate Node In a Wireless Communication Network

    公开(公告)号:MY166909A

    公开(公告)日:2018-07-24

    申请号:MYPI2014700764

    申请日:2012-02-17

    Abstract: THE PRESENT INVENTION RELATES TO AN INTERMEDIATE NODE (1, 1') WHICH IS ARRANGED TO RELAY INFORMATION BETWEEN A DONOR NODE (3, 4) AND AT LEAST ONE SERVED NODE (5, 6, 7, 8), AND COMPRISES A SERVED ANTENNA ARRANGEMENT (9) THAT COMMUNICATES BY MEANS OF AT LEAST A FIRST AND SECOND ELECTRICALLY STEERABLE ANTENNA RADIATION LOBE. DURING A FIRST MODE OF OPERATION, ALL ANTENNA RADIATION LOBES (10, 11; 10', 11') ARE DIRECTED TOWARDS A FIRST DONOR NODE (3, 3'). DURING A SECOND MODE OF OPERATION, THE ANTENNA RADIATION LOBES ARE DIRECTED SUCH THAT THE INTERMEDIATE NODE (1, 1') IS IN CONTACT WITH BOTH THE FIRST DONOR NODE (3, 3') AND THE SECOND DONOR NODE (4, 4'). DURING A THIRD MODE OF OPERATION, ALL ANTENNA RADIATION LOBES (10, 11; 10', 11') ARE DIRECTED TOWARDS THE SECOND DONOR NODE (4, 4'). A FIRST POLARIZATION (P1) IS ASSOCIATED WITH EACH LOBE (10, 10') DIRECTED TOWARDS THE SECOND DONOR NODE (4, 4') DURING THE SECOND MODE OF OPERATION AND A SECOND POLARIZATION (P2) IS ASSOCIATED WITH EACH LOBE (11, 11') DIRECTED TOWARDS THE FIRST DONOR NODE (3, 3') DURING THE SECOND MODE OF OPERATION. THE PRESENT INVENTION ALSO RELATES TO A CORRESPONDING METHOD. (FIG. 2)

    METHOD AND ARRANGEMENT FOR POLARIZATION CONTROL IN A COMMUNICATION SYSTEM

    公开(公告)号:MY166622A

    公开(公告)日:2018-07-17

    申请号:MYPI2013000599

    申请日:2011-02-03

    Abstract: CONTROLLING THE POLARIZATION STATE OF SIGNALS TO BE TRANSMITTED FROM A MIMO CAPABLE RADIO BASE STATION NODE TO A PLURALITY OF USER EQUIPMENT, WHICH RADIO BASE STATION NODE COMPRISES A PRECODER UNIT CONNECTING A FIRST AND A SECOND VIRTUAL ANTENNA PORT TO A RESPECTIVE FIRST AND SECOND TRANSMIT ANTENNA PORT, BY THE STEPS OF CONTROLLING (S10) A RELATIVE PHASE BETWEEN TRANSMITTED SIGNALS FROM THE FIRST AND SECOND TRANSMIT ANTENNA PORT TO PROVIDE A PREDETERMINED PAIR OF ORTHOGONAL POLARIZATION STATES FOR SIGNALS TRANSMITTED ON THE FIRST AND SECOND VIRTUAL ANTENNA PORTS, AND INTERCHANGING (S20) THE POLARIZATION STATES OF THE FIRST AND SECOND VIRTUAL ANTENNA PORTS, TO PROVIDE TRANSMITTED POLARIZED SIGNALS WITH ALTERNATING POLARIZATION STATES. (FIG. 2)

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