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Patent Searching and Data


Matches 651 - 700 out of 21,309

Document Document Title
WO/2012/117456
In this current mode differential driver circuit, replica transistors (M5 to M8) having high on-resistance values with respect to output switch transistors (M1 to M4) that configure driver main units (11 and 12) are connected in parallel...  
WO/2012/118811
Various aspects disclosed are directed to improvements to channel estimation through more efficient cancelation of neighboring common reference signals (CRS). Cancelation of CRS from other cells allows the user equipment (UE) a better op...  
WO/2012/115678
Certain aspects of the present disclosure relate to a technique for two-step joint demapping based on sphere decoding for log-likelihood ratio (LLR) computation related to a received multiple-input multiple-output (MIMO) signal. The firs...  
WO/2012/114672
This signal transmission device has: a differential signal transmission unit that delivers a differential signal to a pair of signal wires comprising a first signal wire and a second signal wire; a single-ended signal transmission unit t...  
WO/2012/113258
Disclosed is a method for pre-processing and transmitting a downlink signal. The method comprises: a transmitting end i acquiring a channel coefficient matrix H i between the transmitting end i and a user equipment, being a complex coeff...  
WO/2012/113168
The present invention provides a method and system for channel estimation based on time-domain training sequences. Hereinto, said channel estimation system firstly obtains a channel initial vector which is used for current frame channel ...  
WO/2012/115617
A method and system for burst formatting of precoded EPGRS2 supporting legacy user multiplexing, the method generating, at a transmitter, a burst containing a plurality of inverse discrete Fourier transform ('IDFT') precoded symbols and ...  
WO/2012/113292
A device for digital baseband predistortion, comprising: a transmission channel consisting of a digital-to-analog converter, a modulator, an amplifier and a power amplifier; and further comprising: a feedback channel analog portion consi...  
WO/2012/113346
Disclosed are a method and a device for acquiring a beam forming weight, which belong to the technical field of communications. The method comprises: receiving data information of all uplink data channels of a terminal, the data informat...  
WO/2012/112360
A pre-distortion circuit that may introduce a pre-distortion signal in a communication channel by determining a harmonic signal of the signal to be output. One or more image correction signals of the signal to be output may be determined...  
WO/2012/109978
A method and device for estimating noise power are disclosed, the method comprising: acquiring a frequency-domain channel estimated value; obtaining a time-domain channel response value after performing an inverse discrete Fourier transf...  
WO/2012/110634
In bus communications methods and apparatus, a first set of physical signals representing the information to be conveyed over the bus is provided, and mapped to a codeword of a sparse signaling code, wherein a codeword is representable a...  
WO/2012/111003
Coupling circuit for coupling a power line communication device to a power line network, including a first network port coupled between a network phase line and a first network line, a second network port coupled between a network neutra...  
WO/2012/111003
Coupling circuit for coupling a power line communication device to a power line network, including a first network port coupled between a network phase line and a first network line, a second network port coupled between a network neutra...  
WO/2012/111133
This clock data recovery circuit (11) is provided with: a ring oscillator (17); an oscillation control circuit unit (15) which starts and stops operation of the ring oscillator (17) depending upon the presence or absence of input of a PW...  
WO/2012/108945
Aspects disclosed herein relate to channel and interference estimations in a multiple transmission point environment including an eNB and RRHs. In the disclosed aspects, one or more transmission points can signal to a UE to measure chann...  
WO/2012/109037
Aspects disclosed herein relate to channel and interference estimations in a coordinated multi-point (CoMP) environment. In the disclosed aspects, an eNB may be equipped to signal an identifier indicating a plurality of resource patterns...  
WO/2012/109037
Aspects disclosed herein relate to channel and interference estimations in a coordinated multi-point (CoMP) environment. In the disclosed aspects, an eNB may be equipped to signal an identifier indicating a plurality of resource patterns...  
WO/2012/108989
A method is provided a wireless system for reliably transmitting context information in robust header compression at low signal energies. More particularly, the methodology of the invention provides an elongated virtual Transmission Time...  
WO/2012/108945
Aspects disclosed herein relate to channel and interference estimations in a multiple transmission point environment including an eNB and RRHs. In the disclosed aspects, one or more transmission points can signal to a UE to measure chann...  
WO/2012/106416
A method and a device are provided to address the need for reduced compression complexity in the area of compressive sensing. A vector x is compressed to obtain a vector y according to y = Phi RD x, where Phi RD = U Phi RM. Phi RM is a c...  
WO/2012/103826
Embodiments of the present invention provide a line driving method and device, which relate to the field of electronics, and are capable of reducing overall power consumption of the line driving device. The line driving device comprises:...  
WO/2012/101386
The invention relates to a method and device for transmitting a signal using a transmission power mask, said signal being transmitted by a transceiver A that is connected to a transceiver B via at least one physical link. According to th...  
WO/2012/100709
Provided in the present invention are a frequency offset processing method and device for a multimode terminal. A reference clock is generated by the multimode terminal via a digitally compensated crystal oscillator (DCXO), and supported...  
WO/2012/100848
A base station herein assists a radio network controller (RNC) to allocate scrambling codes in a cell. The base station's assistance advantageously permits the RNC to allocate different length scrambling codes to different mobile termina...  
WO/2012/100543
A control device and method for improving the stability of the cross point of an eye pattern. The control device comprises a cross point control module. The cross point control module comprises a voltage setting unit and a feedback contr...  
WO/2012/100699
The embodiments of the present application involve wireless communication technology field, particularly involve a method and system for antennas calibration, which are used for solving the existed problem in prior art´╝îwherein, the dev...  
WO/2012/097831
The invention relates to apparatuses, methods, computer programs and computer- readable media. Matched- filtered samples are conveyed instead of antenna samples, so that data rates in the interface between a remote radio head and the BTS...  
WO/2012/099511
The present invention relates to a receiving node, and to a related method for determining a channel estimate of a radio channel in a receiving node of a radio communication system. The method comprises calculating (10) a matched filter ...  
WO/2012/095052
Embodiments of the present invention provide a method, device, and system for frequency offset estimation and channel estimation, which relate to the field of wireless communications technologies and improve accuracy of frequency offset ...  
WO/2012/096973
An apparatus, method, and computer program product operable to determine a phase of a beamforming weight vector utilizing a memory of a previously used phase for the beamforming weight vector, capable of improving a channel estimate. A b...  
WO/2012/096973
An apparatus, method, and computer program product operable to determine a phase of a beamforming weight vector utilizing a memory of a previously used phase for the beamforming weight vector, capable of improving a channel estimate. A b...  
WO/2012/097359
Methods and apparatus for improving transmission channel efficiency are provided. In an example, a digital signal is received. A leading portion of a bit in the digital signal is pre-emphasized. The received digital signal is modulated w...  
WO/2012/092866
Provided are a method, terminal and TDD system for adjusting the frequency offset of a terminal, which relate to the field of mobile communication and are invented for solving the technical problem that the demodulation performance of th...  
WO/2012/092642
This invention concerns the reception of Orthogonal Frequency Division Multiplexed (OFDM) signals, and in particular Doppler-assisted channel estimation for highly mobile OFDM Systems. The receiver estimates the pilot channel coefficient...  
WO/2012/092900
A frequency offset estimation method, device and system are provided by the embodiments of the invention, which relate to the communications field and enable processing of the carrier frequency offset in a high frequency microwave commun...  
WO/2012/092751
The present invention discloses a method and system for neighboring cell interference detection. The method is applied to a reception end of an Orthogonal Frequency Division Multiplexing (OFDM) or Orthogonal Frequency Division Multiple A...  
WO/2012/093333
The present invention relates to a method of channel estimation, a method of selecting pilot information, user equipment, and base station. There is provided a user equipment that improves channel estimation utilizing spatial correlation...  
WO/2012/092895
Disclosed in an embodiment of the present invention are a method, related device and system for processing crosstalk cancelling on the port line of an access device, wherein a method for crosstalk cancelling on the port line of the acces...  
WO/2012/094517
A method and apparatus provide signal compression for transfer over serial data links in a base transceiver system (BTS) of a wireless communication network. For the uplink, an RF unit of the BTS applies frequency domain compression of b...  
WO/2012/092890
The present invention relates to the technical field of network communications. Disclosed is an adaptive equalization method comprising: obtaining a first filter signal according to a first filter coefficient; deciding the first filter s...  
WO/2012/092162
An adjacent channel interference rejection mechanism is provided to detect and reject CCK-modulated signals from an adjacent channel in a wireless communication receiver. Replicas of the baseband signals are frequency-shifted and then an...  
WO/2012/089156
The present invention provides a coefficient calculation method and device for a time-domain channel estimation filter. The method comprises: obtain the position information and weight information of the signals carrying RS information c...  
WO/2012/089138
Provided are a method and multi-band mobile terminal for improving the antenna matching performance of a multi-band mobile terminal, relating to the field of mobile communications and invented to improve the antenna matching performance ...  
WO/2012/088993
The present invention provides a transmission method based on a non-codebook pre-coding in a MIMO system, including: acquiring the channel information of the prior moment by a sending terminal by means of feedback or the reciprocity of c...  
WO/2012/092007
A voltage-mode driver circuit supporting pre-emphasis includes multiple resistors, and multiple transistors operated as switches. Control signals operating the transistors represent a logic level of an input signal to the driver circuit....  
WO/2012/092007
A voltage-mode driver circuit supporting pre-emphasis includes multiple resistors, and multiple transistors operated as switches. Control signals operating the transistors represent a logic level of an input signal to the driver circuit....  
WO/2012/084551
The invention relates to a method for reducing the interfering influences of pulse-shaped interference signals in OFDM-based data transmission, comprising the steps comprising the multiplication of a transmission signal having a window f...  
WO/2012/088273
A two stage process is applied for recovering the modulating content from the received I-Q waveforms of a MSK modulated signal. In the first stage, at each incoming symbol the I-Q waveform segments of the input belonging to the three mos...  
WO/2012/086714
A relay device comprises: a first switch which is inserted between a first extraction unit and a second superposition unit; and a second switch which is inserted between a second extraction unit and a first superposition unit. The first ...  

Matches 651 - 700 out of 21,309