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Patent Searching and Data


Matches 601 - 650 out of 18,032

Document Document Title
WO/2008/141571A1
A sector base station has a common sending radio frequency local oscillation TX-LO, a common receiving radio frequency local oscillation RX-LO, a common digital signal process unit and at least one unit of the common sending feedback units.  
WO/2008/042874A3
Techniques for facilitating cell search by user equipments (UEs) in a wireless communication system are described. In an aspect, a primary synchronization code (PSC) sequence may be generated based on a Frank sequence and a constant ampl...  
WO2008057752B1
A method and apparatus for transmitting a primary and secondary synchronization channel is provided herein. During operation a transmitter will transmit a primary synchronization channel (P-SCH) in a subframe and a secondary synchronizat...  
WO/2008/134957A1
A method for determining a length set of a Zero-Correlation Zone comprises determining the length of a root sequence; selecting such a length set of a Zero-Correlation Zone that for any radius of a cell, the maximum preamble number deter...  
WO/2005/067670A3
A system and method for channelization and data multiplexing in ultra¬≠wideband (UWB) wireless communication system is described. The spectrum allocated for UWB in a multi-band OFDM (orthogonal frequency division multiplex) system is sub...  
WO/2008/136468A1
A base station device which performs communication by transmitting an L1/L2 control channel to a user device can use a combination of a modulation method and a channel encoding method including a plurality of types of encoding ratios. Th...  
WO/2008/137823A1
A base station transmitter for use with an orthogonal frequency division multiplexing (OFDM) communications system, a method (200) of dynamically allocating OFDM symbols needed for a physical downlink control channel (PDCCH) (205) in a d...  
WO/2008/135575A1
On a transmitting side, control channels represented by nodes of a tree structure are allocated, each of the control channels comprising at least one control channel element carrying information for a respective identifier used to detect...  
WO/2008/136184A1
Disclosed are a radio communication terminal device, a radio communication base station device, and a radio communication method which can prevent input of an interference wave peak into a detection window of a cyclic shift sequence allo...  
WO/2007/067693A3
System (104 ) for discoverying and monitoring Stream Transport Control Protocol between a source device (101) and a destination device (102) has shown in Figure 1. The system (104) ascertains whether packets traveling between the source ...  
WO/2008/133453A1
The method for spectrum collaboration in dynamic frequency- hopping wireless regional area network comprising steps of: CPE in all WRANs performing spectrum sensing and feeding relevant idle channel information back to respective control...  
WO/2008/128481A1
A signature sequence distributing method on E-HICH channel is provided. The method can eliminate the unfair phenomenon brought by the code word distribution, enable the use of the UE signature sequence used on the E-HICH channel to be un...  
WO/2008/035232A3
In order to easily understand the relationship between communication signals of a plurality of channels, a signal analyzer provides a display showing a stacked bar graph 100 that stacks powers of the plurality of channels in every time s...  
WO/2008/129797A1
Disclosed are a sequence report method and a sequence report device for reducing a signaling amount for reporting a Zadoff-Chu sequence or a GCL sequence allocated for a cell. Indexes starting at 1 are correlated to different ZC sequence...  
WO/2008/129135A1
A frequency error estimation algorithm is presented for use in radio receivers, for example. The present algorithm utilizes irregular time intervals between pilot symbols to improve the frequency range of the estimate. First, a first pha...  
WO/2008/127814A1
Radio resource management for wireless cellular networks equipped with relay stations for multi-hop packet or protocol data unit (PDU) relaying.  
WO/2008/127832A1
A Distributed Routing Table (DRT) mesh can comprise two or more nodes, each of which maintains its own routing table that represents some or all of the overall routing knowledge of the DRT mesh. Each node can be comprised of modular comp...  
WO/2008/091951A3
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...  
WO/2008/122744A1
The invention relates to a method for generating mutually orthogonal signals having a controlled spectrum, comprising the generation of a plurality of mututally orthogonal, controlled-power discrete spectra s(i) having dimension Q, i des...  
WO/2008/119275A1
A failure monitoring method for a virtual leased line is provided, and the method includes: receiving a message sent by a local user end to an opposite user end from the virtual leased line; judging whether the received message is a link...  
WO/2008/120925A1
A method of transmitting a sounding reference signal includes generating a physical uplink control channel (PUCCH) carrying uplink control information on a subframe, the subframe comprising a plurality of SC-FDMA(single carrier-frequency...  
WO/2008/095023A3
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...  
WO/2008/117202A2
A method for wireless communication between a base station and a plurality of subscriber stations is described wherein a communication capacity is partitioned in resource units at least by code multiplexing, which resource units are dist...  
WO/2008/116413A1
A method and device to generate zero correlation zone codes, a method and device to generate transmitting spreading codes and a method and device to generate receiving spreading codes are provided, which belong to the field of communicat...  
WO/2008/114694A1
A user device creates an uplink control channel including at least one of delivery confirmation information about downlink and channel state information and transmits the uplink control channel by using a predetermined dedicated band whe...  
WO/2008/115042A1
A method and apparatus for generating training sequence codes in a communication system. In the method, a pair of sequences A and B having cross-correlation properties as well as autocorrelation properties are generated, and protection s...  
WO/2008/042672A3
This invention is a multiple access communication technique by which a multitude of transmitters communicate with receivers using direct sequence spread spectrum signaling. The direct sequence codes are reused by a large number of simult...  
WO/2008/111317A1
Disclosed are a radio transmission device and a radio transmission method which can reduce a processing amount or a memory amount while maintaining the randomizing effect of other cell interference. When using as a reference signal, a ZC...  
WO/2008/109227A1
A method for processing a plurality of symbol streams is provided. The method includes receiving a first symbol stream, wherein the first symbol stream has a corresponding first number of retransmissions (60). The method further includes...  
WO/2008/069736A3
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...  
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 ...  
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...  
WO/2007/061272A3
A method of generating a code sequence in a wireless communication system is disclosed. More specifically, the method includes recognizing a desired length of the code sequence, generating a code sequence having a length different from t...  
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...  
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...  
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 ...  
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...  
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...  
WO/2007/066869A3
The present invention relates to a transmitting apparatus using a spread-spectrum transmission scheme. The transmitting apparatus includes a precoder for precoding a data signal by performing a product operation between a first matrix an...  
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...  
WO/2008/057752A3
A method and apparatus for transmitting a primary and secondary synchronization channel is provided herein. During operation a transmitter will transmit a primary synchronization channel (P-SCH) in a subframe and a secondary synchronizat...  
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...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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...  

Matches 601 - 650 out of 18,032