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Patent Searching and Data


Matches 651 - 700 out of 13,013

Document Document Title
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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 ...  
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...  
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 ...  
WO/2009/022466A1
Provided is a radio communication device which can suppress inter-code interference between an ACK/NACK signal and a CQI signal which are code-multiplexed. In this device, a diffusion unit (214) diffuses the ACK/NACK signal inputted from...  
WO/2009/020017A1
To reduce a number of codes that have to be held by a mobile station device by changing a scramble code by which a secondary synchronization channel of a different sub-frame number is multiplied while keeping the effect of randomizing an...  
WO/2009/019540A1
A method of decoding in a wireless receiver, a wireless transmission from a predefined user, the method comprising the steps of : receiving a wireless transmission signal (r(m)); determining a one or more interfering spreading codes (s, ...  
WO/2009/019878A1
It is possible to provide a radio transmission device and a radio communication method which can reduce inter-sequence interference and reduce the circuit size and the calculation amount even when RS is transmitted with different transmi...  
WO/2009/019877A1
A radio communication device capable of minimizing the deterioration of the separation characteristic of a response signal to be code-multiplexed. In this device, a control unit (209) sets the ZC sequence of the cyclic shift amount corre...  
WO/2009/015610A1
The present invention provides a method for the PTT registration of a terminal based on CDMA trunking system and the system thereof. The PTT registration method of the terminal based on CDMA trunking system includes that: a user terminal...  
WO/2009/017133A1
A wireless terminal (100) stores a handover threshold value in association with application being executed, in the case where the communication quality of the application is judged deteriorated. The threshold value is obtained based on w...  
WO/2009/012626A1
A method for processing group-busy in flexible alerting in single user type, the method includes the flowing processes: a dialing dials the pilot number of the flexible alerting i.e. FA, the call is connected to the application server, t...  
WO/2009/014354A1
The present invention relates to a method of generating a downlink frame. The method of generating the downlink frame includes: generating a first short sequence and a second short sequence indicating cell group information; generating a...  
WO/2009/011095A1
A signal analyzer for facilitating observation of a relative value, i.e., the quantity of variation in power between slots, at the time of analyzing the power of a signal which is to be measured and subjected to power control in units of...  
WO/2009/006822A1
A random access method for time division synchronization code division multiple access enhanced uplink system, the method comprises: initiating uplink pilot timeslot resource on auxiliary carrier of time division synchronization code div...  
WO/2009/006821A1
High Speed Uplink Packet Access method and system used in Multi-carrier TD-SCDMA system are disclosed. The method includes the following steps. Carrier resources bearing scheduled Enhanced Physical Uplink Channel are allocated to user eq...  
WO/2009/008770A2
The invention relates to signal transmission. The use of the invention for transmitting and receiving quadrature amplitude modulation signals on unlicensed frequency bands makes it possible to lower a demodulation threshold owing to a lo...  
WO/2009/006823A1
A random access method of time division synchronization code division multiple access (TD-SCDMA) enhanced uplink system is disclosed, the method includes the following steps: the channel resources of the fast physical access channel (FPA...  

Matches 651 - 700 out of 13,013