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Patent Searching and Data


Matches 701 - 750 out of 18,032

Document Document Title
WO/2008/034384A1
A method, system and device for analyzing the abnormity of the uplink channel in the wireless communication system are disclosed, the invention better realizes the status detection of the uplink channel and improves the analyzable and ma...  
WO/2005/072424A3
A base station receives a reverse link signal from a given field unit that includes a common code (i.e., shared by other field units) and a unique orthogonal code (i.e., distinguishing the given field unit from other field units). The re...  
WO/2008/035232A2
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/2008/032803A1
A data transmitting method for transmitting time-series data {x0, x1,...} by using a ZCCZ series is characterized in that when the ZCCZ series is denoted by Z(z0, z1,..., zN-1) (N is a natural number of 2 or larger), the transmitter divi...  
WO/2007/133066A3
The invention relates to an interferometric element comprising a first interferometer of the Mach-Zehnder type and a second interferometer of the Mach-Zehnder type, said first interferometer comprising a first input coupling element and ...  
WO/2008/031340A1
A method and device for transmitting and receiving signal are provided, thereby transmitting more information in fixed resource block. At the transmission side, the information that will be transmitted is separated into two sections of w...  
WO/2008/028370A1
A code channel resource allocation method of High Speed Uplink Packet Access in TD-SCDMA system involves the following steps: UE initiates an uploading authorization request to Node B through E-RUCCH or E-PUCH; after receiving the reques...  
WO/2008/028321A1
A communications estimation, in radio communications systems, particularly in CDMA type of systems, of signal to interference ratio, signal to noise ratio and signal to interference and noise ratio, includes one or more channel specific ...  
WO/2008/028394A1
A method for implementing prepaid service switching in code division multiple access network, includes: a user terminal moves to a destination PDSN and sends a MIP registering request message to the destination PDSN; the destination PDSN...  
WO/2008/028417A1
A method and a system for sending the multimedia broadcast-multicast service(MBMS) and a choosing device, in which, the method includes: distributing the down carrier frequency additionally as MBMS carrier frequency carrying MBMS service...  
WO/2008/029704A1
A transmission device includes: a spread unit for spreading a transmission symbol by using a spread code so as to generate a signal of each chip for each channel; a code multiplexing unit for multiplexing chip signals of a plurality of c...  
WO/2008/029845A1
A transmission/reception device includes: a reception unit which receives category information associated with a function of another transmission/reception device; a selection unit which selects an interleave method according to the cate...  
WO/2008/026898A1
When a terminal generates an uplink signal in a communication system, the terminal hops a sequence for differentiating itself from another terminal with time. The terminal generates the uplink signal by multiplying a transmission symbol ...  
WO/2007/091157A3
Either a first transport format or a second transport format is selected to transmit information corresponding to an input symbol sequence. The transport formats fit information into a timeslot having a predetermined duration. Based upon...  
WO/2008/022502A1
A method for timing among channels in the TD-CDMA system, aiming at the problem that in the existed TD-CDMA timing manner, UE searches the E-AGCH frequently and the power waste of UE is too much, which do not fit for TD-CDMA system. To s...  
WO/2007/119148A3
A number N physical resource blocks PRBs are allocated among M users in a single control signal, in which some PRBs are allocated as localized to only one user UE and some PRBs are allocated as distributed among multiple UEs. The control...  
WO/2008/022503A1
A method for realizing an automatic repeat request acknowledgement indicator channel (E-HICH ) in a Time Division-Synchronous Code Division Multiple Access (TD-SCDMA) system. Said method comprises the following steps: a system generates ...  
WO/2008/023598A1
A base station (10) which generates pilot channels orthogonally intersecting between N (N ≥ 4) sectors includes: a sequence generation unit (111) for generating a phase rotation sequence where a phase rotation amount of a frequency ran...  
WO/2008/020624A1
Disclosed is a code sequence allocation method capable of suppressing inter-cell interference and reducing in-cell interference when allocating a ZCZ-GCL code sequence for each cell. In this method, if a code sequence of sequence numbers...  
WO/2008/020609A1
A radio transmitting apparatus and a radio transmitting method wherein the throughput is improved and a fast initial access processing including an RA burst is accomplished. According to these apparatus and method, a signature table stor...  
WO/2007/098458A3
An access terminal (AT) and a data-optimized cellular communication radio network (RN) negotiate a set of packet sizes for use on a reverse link between the AT and the RN. The negotiated set of packet sizes may differ from the default se...  
WO/2008/018126A1
To provide an enhanced efficiency of wireless transmission and reduce the power consumption of mobile stations. When transmitting, to mobile stations (10-1 to 10-n), control channels for establishing communication services for the mobile...  
WO/2008/018200A1
A transmitter wherein the peak power occurring in a transport signal can be efficiently suppressed. In this transmitter, a plurality of peak suppressing signal generating means (13,14,15) generate peak suppressing signals for suppressing...  
WO/2008/014654A1
A method for collecting the communication service quality comprises the steps of: the network side obtains the evaluation data information generated by terminal based on the user input information; the network side takes the statistic ab...  
WO/2008/016112A1
A radio transmitting apparatus and a radio transmitting method wherein the interference between codes can be reduced and the degradation of preamble detection capability can be prevented. According to these apparatus and method, a signat...  
WO/2008/011804A1
A method for allocating cell frequency band is provided. The method includes: According to the load distribution which is monitored by network in all frequency band of the cell, network determines frequency band available for accessing i...  
WO/2008/011808A1
A method and an access network for active state access terminal hand-off are provided, wherein the method for active state access terminal hand-off among access networks includes the following steps: the current access network receives t...  
WO/2008/013064A1
A pulse transmitting device is provided to avoid interference between pulses due to multipath influence even in a high speed pulse transmission that is typical of a UWB by making use of a relatively simple method and to improve receiving...  
WO/2008/013284A1
It is possible to provide a pulse synchronization demodulation device capable of synchronized-capturing and demodulating a reception pulse signal with a low power consumption and a simple configuration in a high-speed pulse radio transmi...  
WO/2008/011834A1
A signal-sending method based on OFDM is disclosed and it includes: Divide signal into two parts at least. Map each part of the signal into an orthogonal code. Make pre-disposal to the orthogonal code and then send it out. Additionally, ...  
WO/2008/003207A1
A method for allocating loss based on the traffic level includes: mapping the subdivided traffic and level to be the corresponding QoS level and allocating priority; mapping the QoS level and allocating priority to be the corresponding f...  
WO/2008/003247A1
Two multimedia recording methods, two multimedia recording systems, two media control devices and two media processing devices. The first multimedia recording method sets previously a DTMF keys sequence indicating the end of the multimed...  
WO/2008/003199A1
A method and apparatus for generating phase offset code symbols for a long scrambling code. The apparatus comprises a generation module of the phase offset generated vectors Clong,1,x,n?Clong,2,x,n, a generation module of the phase offse...  
WO/2008/003260A1
A method and apparatus for connecting multiple multi-party calls is disclosed. The method comprises the following steps: making a user temporarily leave an on- going multi-party call which the user is attending, wherein the user is a rem...  
WO/2008/000916A1
A radio frequency transceiver is provided. The transceiver comprises a receiver for receiving transmission at a first radio frequency and a transmitter for transmitting at a second radio frequency, and in the transmitter a power amplifie...  
WO/2008/000116A1
A method of data multiplexing for OFDM system, which in a sub-frame or a frame comprises the step 1, in the time domain and the frequency domain, using the virtual resource blocks as the basic allocation unit, maps the data to the virtua...  
WO/2008/001531A1
An optical code communication system comprises an optical transmitter, an optical receiver, and an optical transmission channel. The optical receiver has an optical mixing decoder for mixing a code light and a local oscillation light, br...  
WO/2008/001663A1
There are provided a pulse generation circuit and a modulator capable of obtaining a high on/off ratio with a small circuit scale and a low power consumption. A short pulse generation circuit comprises an oscillation circuit (101), a con...  
WO/2008/000129A1
A method and device for providing test routes is disclosed. The method comprises: computing generation numbers of routes in various prefix length based on the internet real routes distribution, generating the said numbers routes in vario...  
WO/2008/000130A1
A method and system for realizing multicast service of multimedia broadcast. The multicast service of multimedia broadcast is loading on the different multicast of multimedia broadcast loads. Each of the multicast load of multimedia broa...  
WO/2007/148590A1
A base station used in a mobile communication system using a single-carrier method for uplink includes: means for classifying a plurality of user devices into two or more groups according to a pass loss between each of user devices and a...  
WO/2007/148583A1
A base station used in a mobile communication system with a single carrier method adopted for an uplink is comprised of a scheduler for allocating not less than one resource block of the uplink to each of user devices, and a means for no...  
WO/2007/148732A1
A code error detecting device that can more precisely detect a code error due to a delayed wave is disclosed. The code error detecting device includes a receiving antenna (121) for receiving a on-off keying modulated pulse and its code-r...  
WO/2007/148081A1
Embodiments of the present invention provide a method to produce a modulation signal comprising combining at least two modulation signals, for example, BOCs or derivatives thereof, having portions (chip or a number of chips) thereof with...  
WO/2007/145188A1
A transmission system achieving both the effect of orthogonality between temporal block codes in a distorted transmission channel and the effect of path diversity. The transmission system comprises a transmitter for transmitting a signal...  
WO/2007/140723A1
A method to interconnect bearers based on virtual relay is disclosed. In this method, logic function units are configured with virtual relay data, and logic function control unit configured corresponding calling route and relay informati...  
WO/2007/116064A3
The present invention relates to a medium access control method for data communication through CATV access network over coaxial cable, wherein the method comprises transmitting downstream data frames from a central device to network term...  
WO/2007/138288A1
A Direct Sequence (DS) UWB transmission scheme having a reduced bit error rate (BER) performance. A DS-UWB system (10) comprises a VLSS transmitter. An incoming signal (12) is BPSK modulated and a spreading code (14) is applied to the bi...  
WO/2007/137270A2
The present disclosure provides for methods and systems for segmented spread-spectrum communication according to one embodiment of the invention. Segmented spread-spectrum communication may include replicating a signal, spreading each of...  
WO/2007/132977A1
A wireless communication terminal capable of changing a channel, and a channel changing method of the wireless communication terminal. The wireless communication terminal generates a plurality of channels by dividing at least part of a f...  

Matches 701 - 750 out of 18,032