186results about How to "The applicability area is obvious" patented technology

The invention relates to a piece of electronic equipment and a wireless communication method in a wireless communication system. The electronic equipment at a user equipment side according to the invention and target user equipment carry out device-to-device D2D communication. The electronic equipment comprises a path loss report unit which is configured to acquire the path loss between the electronic equipment and the target user equipment and report the information of path loss to a piece of base station equipment, and a power determination unit which is configured to acquire the information about a first power parameter from the base station equipment and determine the D2D transmission power of D2D communication between the electronic equipment and the target user equipment based on the first power parameter, wherein the first power parameter is related to the path loss.

The present disclosure relates to a user equipment, base station and method for conducting device-to-device communications. A wireless communication system at least comprises the user equipment of the present disclosure and another user equipment. The user equipment comprises a control unit; and a transmission unit which is controlled by the control unit and is used for transmitting control information to another user equipment by means of an uplink channel, wherein the control information comprises at least one of data transmission format information and power control information. According to the user equipment, base station and method of the present disclosure, the efficiency of communication between devices conducting device-to-device communications can be increased, thereby improving the data transmission performance.

The invention relates to a current-adjustable and PWM flicker control constant-current driving circuit, which comprises a power supply and protection circuit (1), an LED or LD module (2), an MCU control circuit (7), a constant-current driving and current sampling circuit (3), a reference voltage setting circuit (4), a current setting and flicker control circuit (5) and a feedback and compensationcircuit (6). The constant-current driving and current sampling circuit is used for realizing adjustment of current output. The reference voltage setting circuit is used for setting reference voltageof the output current. The current setting and flicker control circuit is used for setting a pulse or a constant current value and setting frequency and pulse width. The feedback and compensation circuit realizes current feedback and dynamic compensation of the system, achieves the purpose of stabilizing current output, and has the effects of improving the rising speed of output current and widening the width of the output current. According to the invention, the constant current or pulse current of the LED or LD module can be adjusted, PWM adjustment and flicker control of the pulse current can be carried out, and the requirement of constant current driving in an LED light source and an LD laser system in a machine vision system can be met.

The invention discloses a method, base station and user equipment for carrying out wireless communication in a wireless communication system. The wireless communication system comprises a base station and user equipment, wherein the user equipment is communicated with the base station through a plurality of component carriers in a carrier aggregation manner. The method comprises allocating priority to each component carrier through the base station based on at least one of the following rules so as to enable the user equipment to select the component carrier having the highest priority from overlapped uplink sub-frames to transmit uplink signals, the rules comprising expected power loss for transmitting the uplink signals on the component carrier, burden in transmitting the uplink signals on the component carrier, number of the uplink sub-frames of the component carrier and main and secondary attributes of the component carrier for transmitting downlink signals corresponding to the uplink signals transmitted on the component carrier. According to the method, the base station and the user equipment, transmission carrier wave of a PUCCH can be adjusted flexibly, and downlink data and PUCCH transmission performance are optimized.

The present invention discloses an electronic device in a wireless communication system and a wireless communication method. The electronic device comprises a or a plurality of processing circuits, wherein the processing circuit is configured to execute the following operations of obtaining the turn-on / turn-off state of a small cell base station within a predetermined geographic area; based on the obtained turn-on / turn-off state of the small cell base station, generating the reconfiguration information of a positioning reference signal (PRS) of the small cell base station within the predetermined geographic area to position a user device within the predetermined geographic area. By using the electronic device and the wireless communication method disclosed by the present invention, the conventional PRS can be reconfigured, thereby realizing an effect of improving the positioning precision, and achieving the purpose of accelerating the positioning process.

Disclosed are a method, base station and terminal for dynamic uplink configuration in a wireless communication system, the method comprising: determining reconfiguration information comprising a reconfiguration point of time, so as to employ first uplink and downlink subframe configuration in the first configuration period before the reconfiguration point of time, and to employ second uplink and downlink subframe configuration in a second configuration period after the reconfiguration point of time; and in the last transmission period before the reconfiguration point of time, employing an uplink scheduling timing sequence of a reference uplink and downlink subframe configuration according to an uplink data timing sequence, the reference uplink and downlink subframe configuration comprising the second uplink and downlink subframe configuration. The method, base station and terminal effectively achieve at least one of the following results: ensuring resource utilization, addressing timing sequence conflicts, coordinating processes, ensuring user throughput and effectively reducing transmission delay during TDD uplink and downlink reconfiguration.

The invention relates to electronic equipment and a wireless communication method in a wireless communication system. At least one first cell and at least one second cell exist in the wireless communication system. Furthermore at least one second cell works in an unauthorized frequency band. The electronic equipment comprises one or a plurality of processing circuits which are configured for performing the following operations of configuring at least one second cell which works in the unauthorized frequency band for user equipment for realizing carrier aggregation communication; and aiming at each second cell which works in the unauthorized frequency band, dynamically or semi-statically generating energy detecting threshold information so that the user equipment can performing energy detection on the unauthorized frequency band based on the energy detecting threshold information. The electronic equipment and the wireless communication method according to the invention can optimize use of the unauthorized frequency spectrum through designing a reasonable energy detecting threshold dynamic adjusting mechanism without large modification on an existing standard and a chip.

The disclosure relates to electronic equipment in a wireless communication system and a wireless communication method. A plurality of cells exist in the wireless communication system; and the plurality of cells comprise a current cell and at least one neighbor cell. The electronic equipment comprises a transceiver, a first trigger circuit, a second trigger circuit and one or a plurality of processing circuits, wherein the first trigger circuit is configured to enable the transceiver to carry out first measurement reporting so as to assist in starting a relaying process for enabling the electronic equipment to communicate with the current cell via relay user equipment; the second trigger circuit is configured to enable the transceiver to carry out second measurement reporting so as to assist in starting a switching process for switching the electronic equipment to the neighbor cell from the current cell; and each processing circuit is configured to control the first and second trigger circuits so as to enable the transceiver to carry out first measurement reporting before carrying out second measurement reporting. By using the electronic equipment and the wireless communication method according to the disclosure, the continuity and effectiveness of switching can be improved, switching is guaranteed to be effectively carried out, and a signaling load of a network is reduced.

The invention relates to an electronic device and wireless communication method in a wireless communication system. The electronic device comprises one or more processing circuits which are configured for performing the operations of determining positioning measurement auxiliary data for user equipment, wherein the auxiliary data comprises configuration information of an enhanced discovery reference signal eDRS sent by at least one sleep small cell base station; carrying out positioning measurement on the eDRS sent by the at least one small cell base station based on the auxiliary data; and generating positioning information based on the result obtained by carrying out the positioning measurement on the eDRS sent by the at least one small cell base station, thereby positioning the user equipment, wherein the eDRS has higher transmitting power than that of a discovery reference signal DRS. According to the electronic device and the wireless communication method disclosed by the invention, the existing DRS signal can be utilized fully, the DRS signal is suitably enhanced, the positioning precision is improved, and a positioning process is accelerated.

The invention relates to an electronic device in a wireless communication system and a wireless communication method. The electronic device comprises one or more processing circuits. The processing circuits are configured to acquire scene recognition information, wherein the scene recognition information comprises first link information representing link quality between the electronic device and user equipment, second link information of link quality between the electronic device and a base station, service cell reception power change rate information and adjacent cell reception power change rate information; and determine scene information based on the scene recognition information so as to inform the user equipment, thereby assisting the user to execute a relay reselection process, or assisting the electronic device to execute a relay selection process. According to the invention, remote user equipment can be allowed to know the scene where the electronic device is located, so the remote user equipment can well carry out relay reselection or the electronic device can well execute the relay selection, thereby improving system performance and reducing cost of X2 ports.

The invention relates to a phase-cut dimming control circuit and a lighting control device. The lighting control device comprises a rectifying unit, a damping circuit, a conversion unit and a phase-cut dimming control circuit. The rectifying unit can be used to perform rectification on an input voltage to obtain a rectified voltage. The damping circuit can be used to attenuate the oscillation of a current following through a dimmer. The conversion unit can be used to convert the rectified voltage into a control signal to control the light emitting of a light-emitting diode. The phase-cut dimming control circuit can be used to make the damping circuit stop operating when the input voltage is a non-phase-cut voltage and make the damping circuit operate when the input voltage is a phase-cut voltage. Specifically, the phase-cut dimming control circuit may comprise a detection unit, a switching control unit and a switching unit. The detection unit can be used to detect the rectified voltage to acquire a detection signal indicating whether the input voltage is the non-phase-cut voltage or the phase-cut voltage. The switching control unit can be used to output a switching signal based on the detection signal. The switching unit can be used to make the damping circuit operate or stop operating based on the switching signal.

The invention relates to an electronic device and wireless communication method for a wireless communication system. The electronic device comprises one or more processing circuits, and is configured to carry out the following operations: responding to the measurement indication from a base station in the wireless communication system, and respectively measuring the CSI-RS (channel state information reference signal) of one or more antenna ports; generating feedback information based on a measurement result, so that the base station selects one antenna port for transmitting the CSI-RS to the electronic device, wherein the feedback information comprises the information of occupying conditions of each antenna port. According to the invention, the electronic device and method can select ports for the CSI-RS, reduce the impact on the CSI-RS from beam forming between cells and in cells, improve the performance of a system, and can be achieved at a very low signaling cost.

The present disclosure relates to an electronic device and a wireless communication method in a wireless communication system. The electronic device according to the present disclosure comprises: a setting unit which is configured to set configuration information for D2D communication measurement for a first user equipment (UE) served by the electronic device, wherein the configuration information contains reference signal information about a second UE of a candidate object with which the first UE conducts D2D communication; a first sending unit which is configured to send the configuration information, so as to trigger communication link quality measurement between the first UE and the second UE; a receiving unit which is configured to receive a measurement report from the first UE; a conversion determination unit which is configured to determine whether to convert the communication between the first UE and a current communication object to a communication with the second UE based on the measurement report; and a second sending unit which is configured to send conversion information when the conversion determination unit determines to convert the communication between the first UE and the current communication object to the communication with the second UE, so as to notify the first UE and the UE to conduct communication.

The invention relates to an image processing method and system. The image processing method comprises the steps of receiving image data, processing the image data through a spot noise filter to remove high-frequency noise in the image data, processing the image data through a two-sided filter to remove low-frequency noise in the image data, processing the image data through a low pass filter to obtain low-frequency image data from the image data, subtracting the low-frequency image data from the image data to obtain high-frequency image data, amplifying the high-frequency image data through an amplifier to obtain amplified high-frequency image data, and adding the amplified high-frequency image data with the low-frequency image data to obtain sharpened image data. By means of the image processing method and system, noise in images can be effectively removed, and high-quality reconstructed images are obtained.

The present disclosure relates to an electronic device in a wireless communication system and a wireless communication method. The electronic device in the wireless communication system according to the present disclosure includes a processing circuit configured to perform a channel detection process in one or more beam directions of an unauthorized spectrum; and a transceiver circuit configured to transmit a random access preamble sequence in one or more idle beam directions of the channel detection. The electronic device and the wireless communication method according to the present disclosure can achieve a random access procedure on the unauthorized frequency band, improve efficiency of channel detection, and reduce the delay caused by the channel detection process.

The invention relates to a device and a method used for 3D (Three-Dimensional) printing. A 3D object detection device disclosed by the invention comprises one or a plurality of processing circuits, wherein the processing circuits are configured to execute the following steps that: obtaining the shape robust value of a 3D object; matching the shape robust value of the 3D object with the shape robust value of a 3D sample in a 3D sample database; under a situation that the shape robust value of the 3D object is matched with the shape robust value of the 3D sample, according to the matched design robust value of the 3D sample, determining the design robust value of the 3D object; and on the basis of the matching result of the shape robust values and a determining result, detecting the 3D object. When the device and the method used for the 3D printing are used, the owner, the designer and the manufacturer of a 3D model can protect the 3D model from the invasion of intellectual property.

The present disclosure relates to an image processing device and method. The device includes: an acquiring unit for acquiring an image containing an object image; a calculating unit for calculating one or more candidate object image areas based on color and edge characteristics of the image; a selecting unit for selecting a candidate object image area with the maximal similarity to a predetermined color model as a first object image area from the one or more candidate object image areas; a determining unit for determining other of the one or more candidate object image areas as a non-object image area or a second object image area with the first object image area; a creating unit for creating an adaptive color model; and a detecting unit for detecting, based on the adaptive color model, an area containing the object image in the each of the first and second object image areas.

The invention relates to electronic equipment, user equipment, a wireless communication method and a storage medium. An electronic device according to the present disclosure includes a processing circuit configured to: receive, from a user equipment, a random access request message expected to be accessed to a satellite device; and in response to the random access request message, sending a timingadvance between the user equipment and a satellite device to be accessed to the user equipment. By using the electronic equipment, the user equipment, the wireless communication method and the storage medium disclosed by the invention, the user equipment in a satellite communication system can acquire the control information related to uplink transmission more quickly and effectively.

The invention relates to electronic equipment and a wireless communication method. The electronic equipment of the invention comprises a processing circuit and a transmitting and receiving circuit, wherein the processing circuit is configured to perform semi-persistent scheduling (SPS) configuration on remote equipment, and the remote equipment communicates with the electronic equipment via relayequipment within a service range of the electronic equipment; and the transmitting and receiving equipment is configured to transmit SPS configuration information of the remote equipment to the relayequipment. According to the electronic equipment and wireless communication method of the invention, the SPS technology can be applied to communication between equipment so as to meet service qualityrequirements of different services and traffic types.

The invention relates to electronic equipment, user equipment, a wireless communication method and a storage medium. The electronic equipment provided in a wireless communication system including a single base station device according to the present disclosure includes a processing circuit configured to: estimate a distance between network side equipment and the user equipment according to a downlink signal arrival angle measured by the user equipment and an uplink signal arrival angle measured by the network side device, and determine the position of the user equipment according to the distance between the network side equipment and the user equipment and the uplink signal arrival angle. By using the electronic equipment, the user equipment, the wireless communication method and the storage medium, the positioning accuracy of the user equipment can be improved.

The invention relates to an identity authentication login method in a cloud environment. Before a cloud terminal user accesses a virtual machine in a cloud server, firstly, identity authentication iscarried out, after the authentication is passed, a connection request monitoring module of the cloud server accesses a unified user management module, and whether a user has permission to access required virtual desktop resources is determined according to the authorization condition of the user, so that the cloud login security of a cloud terminal user is improved. The invention also relates to an identity authentication system in the cloud environment, and by using the method and the system provided by the invention, the legality of the user identity can be verified, and a secure data transmission channel is provided.

The invention relates to a text recitation quality evaluation device and method. The text recitation quality evaluation device comprises an acquisition unit, a segmentation unit, a rhythm score acquisition unit, an acoustic score acquisition unit and an evaluation unit, and is characterized in that the acquisition unit is used for acquiring a text recitation characteristic curve generated through text recitation; the segmentation unit is used for segmenting the text recitation characteristic curve so as to acquire a word recitation characteristic curve of each word in the text; the rhythm score acquisition unit is used for comparing the word recitation characteristic curve of each word with a word standard characteristic curve of each word so as to acquire a rhythm score of each word; the acoustic score acquisition unit is used for determining the recitation accuracy of each word according to the word recitation characteristic curve of each word so as to acquire an acoustic score of each word; and the evaluation unit is used for evaluating the recitation quality of the text based on the rhythm score and the acoustic score of each word. The text recitation quality evaluation device and method provided by the invention can carry out scoring in allusion to the rhythm and sound production of each word, thereby being capable of evaluating the recitation quality of the text, and enabling an evaluation result to be more accurate and to more conform to the reality.

The invention relates to a neural network model training apparatus and method. The apparatus comprises an iteration calculation used for performing iterative calculation on a weight of a path in a neural network model; and a determining and output unit used for, when conditions for stopping iteration are satisfied, stopping the iteration and outputting a weight of the path of the iteration this time as a final weight. The iteration calculation unit comprises a weight calculation unit used for calculating the weight of the path of the iteration this time; a correlation function calculation unit used for randomly selecting one sample from a sample set for training the neural network model, according to the weight of the path of the iteration this time, calculating a correlation function of the selected sample, maintaining correlation functions of other samples besides the selected sample in the sample set unchanged, wherein the correlation function of the sample is a function associated with a loss function of the sample; and a total correlation function calculation unit used for calculating a total correlation function of the iteration this time according to the correlation functions of the selected sample and other samples.

The invention relates to spectrum management equipment, a spectrum management system, a spectrum management method and a computer readable storage medium. The spectrum management device according to the present disclosure includes a processing circuit configured to: acquire a plurality of pieces of sample information for a position of a sample primary user, each of the plurality of pieces of sample information including information of a plurality of sample secondary users and cumulative interference of the plurality of sample secondary users on the sample primary user; and training a neural network model by taking the information of the plurality of sample secondary users as the input of the neural network model and taking the accumulated interference generated by the plurality of sample secondary users on the sample primary user as the output of the neural network model, and determining a parameter set of a neural network model corresponding to the position of the sample main user. Byusing the frequency spectrum management equipment, the frequency spectrum management system, the frequency spectrum management method and the computer readable storage medium, the value of the accumulated interference can be accurately calculated according to the real environment condition and the user distribution.

An input redundant circuit according to the present disclosure may include: a core power supply unit; a first input port connected to a first input voltage; a second input port connected to a second input voltage; a relay unit connected to the first input port and the second input port to supply one of the first input voltage and the second input voltage to the core power supply unit; and a surge current limiting unit coupled to the relay unit, configured to limit a surge current generated when the relay unit is switched between the first input voltage and the second input voltage.

The disclosure relates to an image processing device and method. The device comprises a classification unit used for respectively classifying pixels of a first side document and a second side document of a double-sided document to obtain a first candidate background pixel set and a second candidate background pixel set, a determination unit used for determining a specific position of the double-sided document, a calculation unit used for calculating a first intensity threshold and a gradient threshold based on the intensity value and the gradient value of a pixel at the specific position of the first candidate background pixel set, a background obtainment unit used for classifying pixels in the first candidate background pixel set according to the first intensity threshold and the gradient threshold to obtain a uniform background pixel set as a background area of the first side document, and a foreground obtainment unit used for removing the background area in the first side document to obtain a foreground area of the first side document. Pixels at the specific position of the first side document and the second side document belong to the first candidate background pixel set and the second candidate background pixel set respectively.

The invention relates to an information processing device and method. The information processing device includes a corpus acquisition unit for acquiring text corpora from the internet, wherein the text corpora include training corpora and unlabeled corpora; a word vector training unit for training word vectors for the training corpora, wherein a word vector of each word is k dimensions; a word vector dimensionality reduction unit for performing dimensionality reduction on a matrix consisting of word vectors of all the words of each sentence; and a normalization unit for performing normalization treatment on the dimensionality-reduced matrix so as to acquire the normalized word vector feature. The information processing device can effectively perform dimensionality reduction and normalization on the word vector into a fixed dimensionality, and then can acquire the normalized word vector feature.