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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...
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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...
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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...
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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...
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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...
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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...
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WO/2007/133066A2 |
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 ...
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WO/2007/131384A1 |
A grouping time, space, frequency multiaddress coding method for using the low correlation random variables or constants such as time, space and frequency etc as the coding elements, includes following steps to accomplish the coding: sel...
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WO/2007/133652A2 |
In orthogonal frequency division multiplexing (OFDM) - multiple-input multiple-output (MIMO) systems, a wireless transmit/receive unit (WTRU) selects (801) a random access channel (RACH) and a phase for a constant amplitude zero auto cor...
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WO/2007/129546A1 |
A synchronization channel is generated by generating a signal in which a constant-amplitude code is arranged at each of a predetermined number of subcarrier intervals in a frequency domain as the basic waveform of a P-SCH, converting the...
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WO2007091157A9 |
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...
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WO/2007/125428A2 |
User equipment for communicating data in a communications system comprising a set of user equipment; comprising: a transceiver arranged to receive at least one data packet over a communications channel, wherein the data packet comprises ...
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WO/2007/125580A1 |
An adaptive modulation method, in a case of adaptively selecting and deciding an encoding scheme and a modulation scheme in data transmission using the orthogonal frequency division multiplexing, comprises a modulation scheme pattern dec...
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WO/2007/122828A1 |
When a CAZAC sequence is transmitted as a pilot signal sequence and a code division multiplexing is used as at least one of user multiplexing methods in a wireless communication system, a system band, which is a frequency band available ...
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WO/2007/123448A1 |
The present invention relates to a method, arrangement and computer-readable medium for optimizing code utilization in a code division multiple access (CDMA) communication network comprising a first communication network entity (10), a s...
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WO/2007/123836A1 |
A method of processing a timing synchronization signal includes selecting an initial sequence of complex numbers and modifying the initial sequence based upon a metric applied to the autocorrelation function to enhance its autocorrelatio...
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WO/2007/121646A1 |
A CDMA intelligent network system and its method for realizing international roaming service. The CDMA intelligent network system includes: service control device and pass office or international pass office of the home network, pass off...
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WO/2007/119753A1 |
BLER control is performed when a reception TB exists and BER control is performed when no reception TB exists. The BER uses a known fixed pattern such as FWS which is a pilot or a part of the pilot and an error correction bit quantity su...
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WO/2007/119752A1 |
Provided is a moving device transmission power control device which generates an uplink transmission power control signal by combining uplink transmission control commands received from respective base stations and controls the transmiss...
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WO/2007/116064A2 |
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...
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WO/2007/115704A1 |
A power level of signals transmitted in a wireless communications system under a first or a second scrambling code, is controlled in an inner power control loop, where a quality measure (51) is repetitively estimated and control commands...
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WO/2007/116890A1 |
A code generating device includes: a clock generation unit (160) for generating a clock signal with a first frequency; a timing control unit (130) for generating a timing signal with a second frequency which is lower than the first frequ...
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WO/2007/112812A1 |
The invention relates to a method for scrambling a sequence of symbols comprising at least two reference symbols (R1, R2) and at least one first data symbol (D), said method comprising obtaining a first reference symbol (R1) and a second...
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WO/2007/113822A2 |
This present invention relates to a method and a system for optimizing data transmission over an airlink. The system comprises a data provider server (12) with a packet formation unit (14) and a transmitter unit (15); a cellular service ...
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WO/2007/113816A2 |
Method and system for optimizing the process of initiating a phone call (call placement) (504) on a mobile phone (100) wherein the call routing is monitored and managed through the Internet. A mobile phone user (100) is connected to a de...
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WO/2007/112142A2 |
Techniques for performing power control and handoff are described. In an aspect, power control (PC) is supported with multiple PC modes such as an up-down PC mode and an erasure-based PC mode. One PC mode may be selected for use. Signali...
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WO/2007/111540A1 |
An object of the present invention is to provide a mechanism of measuring a reference signal that is less over head consuming and less time consuming. The object is achieved by a method for managing uplink channel estimation in a base st...
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WO/2007/108097A1 |
Provided is a UL-DPCCH processing unit (32) which sets a transmission mode of a transmission power control channel according to a transmission (or reception) state of a packet-dedicated channel monitored by a transmission/reception chann...
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WO/2007/108476A1 |
Provided is a mobile station capable of effectively reporting control information in RACH. In the mobile station, a signature selection unit (111) selects one of different code sequences as a signature according to inputted control infor...
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WO/2007/109679A2 |
Techniques for efficiently deriving uplink channel estimates without consuming much additional uplink resources are described. A user equipment (UE) may send a request for uplink resources on a request channel (REQCH) whenever the UE des...
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WO/2007/109635A1 |
Various methods and systems for determining reverse-link data rates in a multi-user communication system are disclosed. For example, an apparatus for controlling a data rate of at least a first UE in a multi-user communication system is ...
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WO/2007/105904A2 |
A wireless communication system and more particularly a method for signals in a system using a plurality of antennas are disclosed. In the method for multi-antenna-encodng data symbols to be transmitted through the plurality of antennas,...
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WO/2007/105901A2 |
An apparatus for controlling PAPR (peak to avarege power ratio) in an OFDM (orthogonal frequency division multiplexing) communication system and method thereof are disclosed, by which implementation is simplified and enhanced PAPR charac...
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WO/2007/106643A2 |
Various embodiments are described which may serve to improve spreading channel code selection in wireless technologies that employ two-stage ranging. For example, some of the embodiments enable a number of spreading codes to be reused at...
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WO/2007/105402A1 |
A radio base station control device instructs a radio base station device of a handover destination to establish a radio link with a mobile station terminal and requests a radio base station device of a handover source to report transmis...
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WO/2007/101338A2 |
Novel non-data-aided maximum likelihood estimators for the delays and the attenuations in an ultra-wide bandwidth channel are proposed. Numerical results show that these new estimators outperform the previous non-data-aided maximum likel...
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WO/2007/102398A1 |
A pulse radio receiver not needing re-setting of the threshold for reception synchronization, judging the direction and amount of adjustment of the synchronization even if the signal strength varies, and having a shortened pull-in time o...
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WO/2007/100224A2 |
Disclosed are methods of performing ranging through a relay station (RS) and supporting thereof. If ranging is performed in a system which performs communication between a mobile station (MS) and a base station (BS) through relay of a re...
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WO/2007/101041A1 |
Techniques for sending signaling information are described. Multiple signaling channels may be available to send signaling information. Different signaling information, different signaling parameter values, or different interpretations o...
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WO/2007/100032A1 |
In a mobile communication system where a base station autonomously assigns a scramble code, it is possible to reduce the calculation amount of the mobile station and the report information between the base station and the mobile station....
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WO/2007/098458A2 |
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...
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WO/2007/096884A2 |
A method for providing a wireless Internet connection to WiFi-enabled devices (STAs) comprising: wirelessly connecting a first STA to the Internet through a first AP with a first SSID; remaining connected to the first Access Point (AP), ...
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WO/2007/098457A1 |
A data-optimized communication system provides support for legacy access terminals, such as access terminals operating under the 1xEV-DO standard. The system also supports multiple-input multiple-output (MIMO) communications with access ...
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WO/2007/097960A1 |
Methods of reverse link power control are provided. In a first example reverse link power control process, a signal-to-interference+noise (SINR) is measured for a plurality of mobile stations (S605). A power control adjustment is determi...
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WO/2007/098456A2 |
Spatial pilot to support MIMO receivers in a multi-antenna and multi-layer transmission communication system. A first layer pilot for a single layer transmission is repeated across subbands in a first OFDM symbol and the first layer pilo...
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WO/2007/096038A1 |
A method of transmitting data packets over a plurality of dynamically allocated resource blocks in at least one or a combination of a time, code or frequency domain on a shared channel of a wireless communication system, comprising the s...
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WO/2007/098450A2 |
Techniques for efficiently sending data in a wireless communication system are described. Time frequency resources available for orthogonal frequency division multiplexing (OFDM), which exclude time frequency resources used for traffic d...
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WO/2007/095860A1 |
Techniques are provided to assign radio resources with one of two or more types of assignments on a frame-by-frame basis. The first type of assignment uses subcarriers that are contiguous in both time and frequency, and the second type o...
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WO/2007/097913A1 |
A method is provided for communicating data belonging to at least one application flow (AF). In one aspect, the method involves mapping the data to payload bits of two or more encoder packets (EPs) such that each said EP carries a payloa...
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WO/2007/095836A1 |
A method for equality accessing in the packet network is used in the packet telecommunication network that the Session Initiation Protocol is regarded as the core network call control signalling, and includes the steps of: obtaining the ...
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