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WO/2008/108294A1 |
An approximately synchronized CDMA transmitter/receiver enabling high-efficiency code division multi-dimensional connection at low cost by carrying out approximate synchronization control by using a ZCZ code. A transmitter/receiver uses ...
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WO/2008/101401A1 |
A transmission method for downlink control signal in a Time Division-Synchronous Division Multiple Access evolution system comprises the downlink control signal only being transmitted once in each of half of a wireless frame based on the...
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WO2007092744B1 |
A wireless communication unit (100) comprises a receiver for receiving a wireless signal having signal-to-noise ratio (SNR) measurement logic (112) for measuring a SNR value of the received signal and signal processing logic (108) arrang...
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WO/2008/098524A1 |
A method and an apparatus are used for obtaining CQI that includes a transport block set and a modulating manner, and a method is used for mapping SINR into coding rate. The method for obtaining CQI includes that the mapping relation bet...
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WO/2008/098667A1 |
The invention concerns the domain of wireless communication, and more specifically the coding and decoding schemes useful in the context of MIMO (Multiple Input Multiple Output) or MISO (Multiple Input Single Output) communications espec...
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WO/2008/098511A1 |
A method for implementing upward frequency hopping transmission is adopted to the communication system with time slotted frame structure, and it comprises: receiving the frequency band and frequency hopping mode allocated by the network ...
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WO/2008/096647A1 |
A communication terminal device can send a resource allocation request to a communication control device without allocating any dedicated resource allocation for the resource request. The communication terminal device is applied to a rad...
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WO/2008/095369A1 |
A communication adapter layer system, a method for obtaining network element information, a management device and a performing device, wherein the communication adapter layer system comprises a management entity and a performing entity a...
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WO/2008/092301A1 |
A code division multiplexing method and system are provided, the method comprises the following steps: constructing the basic grouped perfect orthogonal complemented code pairs mate; modulating the C code and S code of the said basic gro...
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WO/2008/093716A1 |
It is possible to provide a radio transmission device and a radio transmission method which can avoid degradation of a channel estimation accuracy using a reference signal formed by a ZC sequence even when the RS transmission band of a l...
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WO/2008/095023A2 |
Aspects describe a Fast Hadamard Transform that is common to multiple mobile devices. A scrambled sequence produced by the Fast Hadamard Transform can be utilized to decode access-based handoff probes from multiple terminals within a wir...
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WO/2008/090212A1 |
A device (100) that uses Ultra-Wideband modulation techniques is operated in a low duty cycle (LDC) mode in which an amount of time during which the device is permitted to transmit a signal is limited. In response to ascertaining that a ...
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WO/2008/091951A2 |
A method and system of accommodating different mapping schemes in a transmission using an orthogonal direct sequence spread spectrum technique in which input data to a transmitter is spread by conversion into a sequence of complex number...
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WO/2008/087818A1 |
A signal processing unit and a wireless communication device are provided for making it possible to detect a frequency by means of a small scale operation circuit in a short time in the case of correlation detection. The signal processin...
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WO/2008/087819A1 |
A signal processing unit and a wireless communication device are provided for making it possible to improve detecting sensitivity in correlation peak detection processing. The signal processing unit and the wireless communication device ...
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WO/2008/086244A1 |
Techniques for transmitting pilot and traffic data are described. In one aspect, a terminal may scramble its pilot with a scrambling sequence generated based on a set of static and dynamic parameters. The static parameter(s) have fixed v...
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WO/2008/084981A1 |
An apparatus and method for allocating resources in an Single Carrier-Frequency Division Multiple Access (SC-FDMA) communication system are provided, in which a Node B performs inter-subband hopping on a resource unit for a User Equipmen...
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WO/2008/084695A1 |
A user device to which persistent scheduling is applied creates an up control channel including at least one of delivery confirmation information on a downlink and channel state information. When a resource is not allocated for the trans...
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WO/2008/084980A1 |
An apparatus and method for allocating resources in an Single Carrier-Frequency Division Multiple Access (SC-FDMA) communication system are provided, in which a Node B determines on a cell basis whether to turn or off inter-subband hoppi...
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WO/2008/084137A1 |
A code for signal transmission is a so-called perfect code with zero sidelobes in its autocorrelation function if and only if the modulus of the Fourier transform of said code is equal to 1. A communication device equipped for communicat...
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WO/2008/084532A1 |
There is provided a communication device capable of performing encoding and decoding calculation processing according to a parameter necessary for encoding and decoding processes, the processing load of which is thereby reduced, so that ...
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WO/2008/084859A1 |
Provided is a radio communication base station device capable of suppressing degradation of a signal error ratio characteristic for a mobile station in the vicinity of the cell center when a plurality of signals whose transmission power ...
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WO/2008/084659A1 |
It is possible to provide a radio communication terminal, a handoff method in the radio communication terminal, and a radio system which can significantly suppress generation of an instantaneous disconnection in a handoff operation. The ...
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WO/2008/081531A1 |
A random access channel transmission method is a method in which a user terminal selects a preamble pattern from among a plurality of known preamble patterns and transmits the selected preamble pattern to a base station. The transmission...
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WO/2008/081535A1 |
In a multicarrier cellular system, a second synchronizing code (a Walsh code or a GCL code), which is subjected to the mapping and which becomes a second synchronizing channel, is used as a signal for a mobile station terminal device its...
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WO/2008/082279A1 |
A method and apparatus for transmitting and receiving control information in an SC-FDMA system are provided. Different orthogonal codes are generated for different slots each including a plurality of SC-FDMA symbols in a subframe. A cont...
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WO/2008/082280A1 |
A method and apparatus for transmitting and receiving control information in an SC-FDMA system are provided, in which different cyclic shift values are generated for different SC-FDMA symbols in one of a slot and a subframe, a sequence a...
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WO/2008/078694A1 |
A wireless communication terminal device, a handoff method in the wireless communication terminal device and a wireless system are provided for making it possible to suppress the occurrence of an instantaneous interruption as much as pos...
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WO/2008/077433A1 |
The invention relates to control of link resources in a wireless telecommunications system, in which instant channel feedback information is transmitted from a mobile terminal in response to receipt of a selection message from a basestat...
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WO/2008/078357A1 |
Disclosed is a base station in a wireless communication system in which each user terminal uses a frequency in a different data transmission band assigned by the base station to transmit a data signal to the base station and time-multipl...
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WO/2008/074209A1 |
A method for implementing a high-data-rate orthogonal frequency-division multiplex (OFDM) wireless local area network and the system thereof belong to the wireless communication technical field. In the implementing method and system, a t...
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WO/2008/069108A1 |
It is possible to provide a radio communication terminal, a handoff method in the radio communication terminal, and a radio communication system which can suppress the affect of an instantaneous disconnection in a hard handoff. The radio...
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WO/2008/067689A1 |
A method for despreading orthogonal pseudorandom noise includes the following steps: inputting data sequences I' and Q', and inputting pseudorandom noise sequences PNI and PNQ to be despreaded; in every timeslot, respectively continuousl...
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WO/2008/068547A1 |
A method comprising: selecting an available orthogonal spreading code from a set of orthogonal spreading codes that are used for separating overlapping radio transmissions in a spread spectrum multiple access communication system; spread...
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WO/2008/069736A2 |
Multi-transmitter interference caused by one or more interfering own-cell and/or other- cell transmitters is reduced in a RAKE-based receiver. The RAKE-based receiver comprises a plurality of RAKE fingers, a processor and a combiner. The...
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WO/2008/065919A1 |
A wireless telephone device, a hand-off method in a wireless telephone device and a communication system are provided to enable the occurrence suppression of instant disconnection in a MAHHO as much as possible. A wireless telephone devi...
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WO/2008/066348A1 |
A communication system generates a continuously orthogonal spreading code for a user, a user signal is spreading-modulated by using the continuously orthogonal spreading codes, and then the spread signal is pre-rake combined and transmit...
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WO/2008/064597A1 |
A method and a device for testing the service type. The method comprises the following steps: receiving the send routing information message to judge the service type of this call; and returning the send routing response information with...
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WO/2008/065191A1 |
Generation of a set of spreading codes starts with determining first and second chaotic pseudo-random noise codes having delta-peak-like autocorrelation functions and a low cross-correlation function. Further codes are obtained by the st...
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WO/2008/060045A1 |
Provided are a system and method for human body communication using a limited passband. The system includes a transmission frame generating unit for human body communication which generates a transmission frame for human body communicati...
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WO/2008/053788A1 |
An OFDMA communication system and base stations, terminals and a base station switching method that are used in that communication system wherein there is no need of dismissing a wireless connection with a base station of handover source...
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WO/2008/053971A1 |
A Zadoff-Chu sequence (ZC sequence) allocation method is provided to enable the prevention of, while the sequence length of a Zadoff-Chu sequence is kept long, both performance deteriorations due to an influence of a frequency offset and...
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WO/2008/054706A2 |
Embodiments of a phase lock loop and a method for compensating a temperature thereof can output an initial tuning digital value for a voltage controlled oscillator configured to output a desired phase lock loop frequency compensated acco...
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WO/2008/053845A1 |
A transmission power increasing section repetitively transmits a transmission power increase request from a tester to increase the transmission power of the mobile communication terminal by a predetermined value to the mobile communicati...
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WO/2008/052477A1 |
A code multiplexing method for High Speed Downlink Shared Channel is provided, when Hybrid Automatic Repeat Request bits combination are processed using 64 quadrature amplitude modulation, the data for combination is written into the mem...
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WO/2008/053930A1 |
A radio terminal and a radio base station device which can increase the number of terminal stations to which different codes can be assigned when encoding control signals transmitted by a plurality of terminal stations in an uplink for e...
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WO/2008/053895A1 |
A user terminal device transmits a pilot channel at least at uplink by the single carrier method. The user terminal device includes mapping means. A sub frame is formed by a plurality of short blocks and long blocks. A transmission band ...
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WO/2008/052117A2 |
An analog multi-gigabit receiver and/or transceiver can be implemented for the reception and demodulation of multi-gigabits quadrature phase shift keying (QPSK) modulated using a CMOS (complementary metal-oxide semiconductor) process. Fu...
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WO/2008/050893A1 |
A control section (100) measures DPCH_RSCP and DPCH_ISCP of each path, and calculates DPCH_RSCP and DPCH_ISCP of each wireless link. Then, the control section (100) calculates the DPCH_SIR of each wireless link, and calculates difference...
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WO/2008/050152A1 |
A method of scheduling resources in a communication system comprising a terminal, a base station and a network control entity comprises allocating code space for users of a channel controlled by the base station and allocating the same c...
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