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WO/2009/084225A1 |
A wireless communication terminal apparatus wherein the occurrences of inter-sequence interferences between cells can be reduced. In this apparatus, a sequence number deciding part (105) has a table in which the sequence numbers of a plu...
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WO/2009/079830A1 |
An optimization method of UpPCH interference measurement belonging to the radio communication system is disclosed. Said method comprises the following steps: after the radio network controller RNC initiates the common measurement of UpPC...
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WO/2009/082316A1 |
Physical downlink channels PPHYl, PHY2 are summed in a summation unit 10. The output of summation unit 10 is forwarded to another summation unit 12, where it is combined with the primary and secondary synchronization channels P-SCH, S-SC...
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WO/2009/082307A1 |
In a cellular wireless communications network, measurements are received from a plurality of user equipments relating to the reference signal received powers from a plurality of other cells of the cellular wireless communications network...
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WO/2009/077405A1 |
A method of channelization code selection for up-link transmission of a wireless communication system is disclosed. The method comprises determining (221), based on a first power limitation indication value associated with a first termin...
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WO/2009/076487A1 |
An electronic device includes a first circuit (111) operable to generate at least a first and a second channel quality indicator (CQI) vector associated with a plurality of subbands for each of at least first and second spatial codewords...
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WO/2009/075104A1 |
It is possible to provide a novel pilot transmission method which can calculate an accurate channel estimation value, a MIMO transmission device using the pilot transmission method, and a MIMO reception device which performs communicatio...
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WO/2009/072813A2 |
The present invention relates to methods of efficiently transmitting signals, an efficient receiver, and methods of efficiently receiving the signals. In particular, the present invention relates to a receiver and receiving methods regar...
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WO/2009/069315A1 |
Provided is a sequential allocation method which can reduce mutual correlation between different sequential groups while maintaining a number of sequential groups. ST101 sets a sequence length Nb = 31 corresponding to an RB number m = 3 ...
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WO/2009/065273A1 |
A method for supporting high order modulation in the time division synchronous code division multiple access system and a method for implementing the synchronization of high order modulation between the terminal side and the network side...
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WO/2009/063098A1 |
The invention relates to transmission/reception based on encoding/decoding with pairs of complementary sequences and modulation/demodulation in orthogonal subchannels. During transmission, each bit of the different information flows to b...
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WO/2009/059536A1 |
A method, device, base station and user equipment for pilot frequency insertion in OFDM system are disclosed. Said method comprises: generating basic unit block; inserting at least one special pilot frequency symbol in said basic unit bl...
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WO/2009/060935A1 |
It is possible to provide a system and a method which can identify a radio line failure point upon a handover. When a disconnection has occurred in a first cell and a reconnection with a second cell is made within a predetermined time an...
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WO/2009/057566A1 |
A single carrier method uses a user device which transmits at least an upstream control channel. The user device includes: means for preparing channel state information indicating a downlink radio propagation condition; and transmission ...
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WO/2009/058806A1 |
A transmission of information from a secondary to a primary node occurs in a plurality of transmission instances which are logical time durations. A secondary node receives (702) an allocation of periodic transmission instances for a sch...
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WO/2009/057302A1 |
Provided is a radio communication device which can reduce the affect of inter-cell interference using a small reception process amount. The radio communication device includes a sequence number setting unit (101) which sets a sequence nu...
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WO/2009/057285A1 |
Provided is a radio communication device which can make ACK reception quality and NACK reception quality to be equal to each other. The device includes: a scrambling unit (214) which multiplies a response signal after modulated, by a scr...
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WO/2009/057782A1 |
A mobile communication system has a first assigning means that assigns a radio resource to a user by use of a W-CDMA system; a second assigning means that assigns a radio resource to a user by use of an LTE system; a dual-mode terminal t...
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WO/2009/057284A1 |
Provided is a radio communication device which can improve the NACK error rate characteristic. The device includes: a scrambling unit (214) which multiplies a response signal after modulated, by a scrambling code “1” or “-1” so a...
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WO/2009/057286A1 |
Provided is a radio communication mobile station device which can reduce the number of blind decoding processes at a mobile station without increasing the overhead by report information. The device includes: a judgment unit (210) which j...
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WO/2009/048907A1 |
Systems and methodologies are described that facilitate employing a scrambling code from a set of scrambling codes, which is indexed by primary synchronization codes (PSCs), to scramble or descramble a secondary synchronization code (SSC...
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WO/2009/047732A2 |
A random access preamble scheme involves generating first and second preambles, each preamble having at least two Zadoff-Chu (ZC) sequences, with the ZC sequences of the first preamble being different from the ZC sequences in correspondi...
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WO/2009/044543A1 |
There is provided a sequence notification apparatus capable of assigning to a cell a code sequence having a CM value transmittable with a desired maximum transmission power without depending on the setting of a reference table and the nu...
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WO/2009/043610A1 |
A set of specific sequences comprising a set of root sequences and cyclic shifts thereof is searched, wherein it is started from a root sequence index indicating a root sequence of ordered root sequences, available cyclic shifts of the r...
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WO/2009/044537A1 |
A radio communication device capable of randomizing both inter-cell interference and intra-cell interference. In this device, a spreading section (214) primarily spreads a response signal in a ZAC sequence set by a control unit (209). A ...
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WO/2009/045045A2 |
A method for transmitting signals for interference randomization is disclosed. The method for transmitting signals includes spreading the transmission signals using a plurality of orthogonal codes and transmitting the transmission signal...
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WO/2009/044708A1 |
A signal sequence generation method generates a signal sequence used by a user device in a mobile communication system. The method includes: a hopping pattern generation step in which a base station generates a predetermined hopping patt...
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WO/2009/041293A1 |
To provide a transmission system that solves the problems obstructing an achievement of a transmission scheme exhibiting a high efficiency and a large capacity and that achieves reduction in size and in power consumption. The transmissio...
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WO/2009/041162A1 |
A radio transmitter includes a unit (101) which generates a first instruction (111) to instruct the transmission of a first transmission signal, a unit (105) which generates the first transmission signal based on the first instruction, a...
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WO/2009/041029A1 |
A radio communication device in which the waste of physical resources involved in the repetition transmission of a response signal can be minimized with no restriction on the scheduling of a base station imposed or with the restriction o...
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WO/2009/041066A1 |
Provided is a radio communication device which can prevent generation of mutual correlation peak between ZC sequences and reduce degradation of BLER characteristic of a CS-ZC sequence. In this device, a sequence length adjustment unit (1...
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WO/2009/038018A1 |
Provided is a radio transmission device for communicating with a radio reception device. The radio transmission device is provided with a reception quality setting section for setting the reception quality of at least one code channel of...
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WO/2009/039452A2 |
Interference that occurs during wireless communication may be managed through the use of fractional reuse and other techniques. In some aspects fractional reuse may relate to HARQ interlaces, portions of a timeslot, frequency spectrum, a...
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WO/2009/038521A1 |
The invention discloses a method (400) for use in a cellular telecommunications system (100), which system comprises a number of cells (130), in each of which there can be a first (110) and a second (120) transceiver between which traffi...
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WO/2009/037626A2 |
A cellular phone system where a random access channel burst has a preamble comprising two Zadoff-Chu sequences to mitigate the effects of Doppler Frequency Offset. Upon reception of a random access channel burst by a base station, divisi...
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WO/2009/038524A2 |
A method (500) for use in a wireless communication system (200, 400) which operates according to the TDD principle, in which system there is (510) a transceiver (240, 423) which can transmit to users (211, 221, 231 ) in a certain coverag...
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WO/2009/037853A1 |
It is possible to provide a radio communication base station device, a radio communication terminal device, and a response signal allocation method which perform D-ACK and P-ACK resource allocation while maintaining a high use efficiency...
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WO/2009/035076A1 |
A transmission device includes: an encoding unit; a modulation unit; a variable SF spread unit which performs spread with variable SF by control information A from a control unit; an IDFT unit which performs IDFT on the output from the s...
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WO/2009/035418A1 |
A method for encoding a bit sequence is described comprising selecting a first coding block bit number and a first coding scheme; sub-dividing the bit sequence into at least one first bit block and a second bit block, wherein each of the...
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WO/2009/034606A1 |
A wireless receiver (5) determines whether or not a wireless transmitter (1) erroneously receives a first reception result confirmation information based on the first reception result confirmation information sent to the wireless transmi...
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WO/2009/031485A1 |
To provide a base station device and a mobile station device suitable for a configuration of a distributed antenna wireless communication system, to form the distributed antenna wireless communication system, and to provide a pilot chann...
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WO/2009/028258A1 |
A base station device in a mobile communication system comprises means for receiving a channel for random access transmitted from a mobile station device, means for obtaining quality of the channel for random access through the measureme...
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WO/2009/025236A1 |
A radio base station device (10) includes: an upstream resource allocation unit (13) which allocates an upstream resource to a mobile station (01) in accordance with a random access signal transmitted by using a random access preamble by...
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WO/2009/025598A1 |
In a method and a system a good spread of users per code is obtained by providing a value related to the current load for each code in the system. The estimated load value can be used by the network to assign the HS-PDSCH code for users ...
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WO/2009/022464A1 |
It is possible to improve the CQI reception performance even when a delay is caused in a propagation path, a transmission timing error is caused, or a residual interference is generated between cyclic shift amounts of different ZC sequen...
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WO/2009/021414A1 |
The present invention belongs to the communication technical field, and it provides a handover method for shared channels and the apparatus and system thereof. The method of the present invention includes: receiving neighbor shared chann...
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WO/2009/022471A1 |
Provided is a radio communication device which can surely prevent inter-code interference while maintaining the use efficiency of an upstream line control channel and suppress separation characteristic of a response signal. The device in...
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WO/2009/022470A1 |
A wireless communication apparatus by which deterioration of the separation characteristic of a code-multiplexed response signal can be suppressed to the minimum. In the apparatus, a control unit (209) controls a cyclic shift value of a ...
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WO/2009/021405A1 |
The invention relates to an assignment method for random access channel of medium-scale and large-scale systems in TD-SCDMA evolution system, and the preamble sequence can be assigned to the uplink slots far apart from the GP by appendin...
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WO/2009/023670A2 |
Providing for secondary synchronization encoding utilizing a primary synchronization channel (P-SCH)-related scrambling code is described herein. Scrambled secondary synchronization codes (SSCs) can be assigned to multiple base stations ...
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