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51results about How to "Cannot limit the scope of protection" patented technology
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Terminal, noise reduction earphone and earphone noise reduction method
InactiveCN106937190ALight in massLow costHearing device active noise cancellationEarpiece/earphone noise reductionEarmuffsNoise correction
The embodiment of the invention provides a terminal, a noise reduction earphone and an earphone noise reduction method. The terminal comprises a first microphone and a processor, and is characterized in that the first microphone is used for acquiring noise in the environment and converting the noise into external noise signals; the processor is used for receiving reference audio signals sent by the noise reduction earphone, wherein the reference audio signals are acquired according a reference audio frequency, and the reference audio frequency is an audio frequency, which is acquired by a second microphone arranged in an earmuff of the noise reduction earphone, in the earmuff; the processor is further used for generating noise correction signals according to the reference audio signals and the external noise signals and generating play signals according to input audio signals and the noise correction signals; and the processor is also used for sending the play signals to the noise reduction earphone so as to enable the noise reduction earphone to convert the play signals into a play audio frequency. According to the invention, the cost and the weight of the noise reduction earphone can be reduced.
Owner:HUAWEI DEVICE CO LTD
Pepper seed seedling raising method
InactiveCN108293360AIncrease vitalityImprove survival rateGrowth substratesFertilising methodsBuddingVitality
The invention discloses a pepper seed seedling raising method, and relates to the technical field of agricultural planting. The method comprises the following steps: (1) seed selection; (2) seed soaking; (3) seedbed making; (4) sowing; (5) seedbed management; (6) seedling transplanting. The seedling raising method has the advantages that temperature and illumination time of pepper budding are strictly controlled during seedling raising of pepper seeds, the seedlings are provided with nutrients in time, and grown pepper seedlings are thick, and have strong vitality and high survival rate; a series of standard procedures are included from seed selection to seedling stage management, and the method is simple and easy to operate and suitable for large-scale promotion.
Owner:ANHUI HUAHE SEED CO LTD
Method and equipment for classifying business data
PendingCN113672732ARealize self-learningRealize self-learning and continuous upgradingSemantic analysisCharacter and pattern recognitionClassified informationEngineering
The invention relates to a method for classifying business data, which comprises the following steps of: predicting classification information corresponding to the business data by using a classification model, and calibrating the classification information of the business data during the processing of the business data of which the classification information is predicted by the classification model in a business process; and when the processing of the business data is completed, using the business data and the calibrated classification information corresponding to the business data as training data for updating the classification model, and updating the classification model.
Owner:SHENGDOUSHI SHANGHAI SCI & TECH DEV CO LTD
Aluminum and aluminum alloy smelting refining agent and preparation method thereof
The invention discloses an aluminum and aluminum alloy smelting refining agent and a preparation method thereof, and belongs to the technical field of aluminum alloy processing. The refining agent comprises the following components of, in parts by weight, 40-60 parts of NaCl, 12-18 parts of CaS, 8-16 parts of A1F3, 4-8 parts of MgF2, 8-15 parts of Mg2N3, 3-11 parts of Na3A1F6, 4-8 parts of Na2SiF6, 0.5-1.0 part of C2Cl6, 15-25 parts of graphite, 10-20 parts of peat soil, 2-6 parts of DyF3, and 2-8 parts of CeF3. The raw material of the refining agent contains the graphite, the peat soil as well as a rare-earth compound, the thus air removing and slag removing capacities of the refining agent can be improved, the content of hydrogen in aluminum alloy melt is low, and the slag removing rateis high. According to the refining agent, the preparation method of aluminum alloy is simple, air removing and slag removing effects are good, and suitable for industrial production.
Owner:王再青
Mobile terminal privacy protection method and protection device and mobile terminal
PendingCN112597469APrivacy protectionPrevent leakageDigital data protectionDigital data authenticationComputer networkPrivacy protection
The invention provides a mobile terminal privacy protection method and protection device, and a mobile terminal. The method comprises acquiring an application startup instruction (101); actively acquiring biological characteristics of a user according to the application startup instruction (102); if the acquired user biological feature matches a preset biological feature, displaying an encrypted content list and a non-encrypted content list of the application (103), wherein the encrypted content list of the application program is generated according to the encrypted content in the applicationprogram, the non-encrypted content list of the application program is generated according to the non-encrypted content in the application program, and the encrypted content of the application programis the content which is not presented when the acquired biological characteristics of the user are not matched with the preset biological characteristics. According to the technical scheme, privacy onthe mobile terminal can be protected and is not easy to perceive.
Owner:HUAWEI TECH CO LTD
Method and equipment for updating training data set
PendingCN114022737AReduce learningReduce lossesGeometric image transformationCharacter and pattern recognitionData setEngineering
The invention relates to a method for updating a training data set. The method comprises the following steps: acquiring an initial training data set and an unlabeled data set; performing data enhancement on the training data and / or screening the unlabeled data according to preset key information to obtain first expanded data, wherein the first expanded data comprises category labeling information meeting a preset category condition; training a classification model according to the first extended data and the initial training data set; predicting the category of the to-be-predicted data in the unlabeled data set by using the trained classification model, and determining the to-be-predicted data of which the predicted category meets a preset category condition and the data attribute meets a preset attribute condition as second expanded data, where the to-be-predicted data comprises unlabeled data except the first extended data in the unlabeled data set; and according to the first extended data and / or the second extended data, updating the initial training data set to obtain an updated training data set.
Owner:SHENGDOUSHI SHANGHAI SCI & TECH DEV CO LTD
Self-heating coating type low-temperature denitration catalyst and preparation method thereof
PendingCN111135821ALow temperature SCR performance is goodExcellent ultra-low temperature catalytic performanceGas treatmentHeterogenous catalyst chemical elementsAir atmospherePtru catalyst
The invention discloses a self-heating coating type low-temperature denitration catalyst, and relates to the field of denitration catalysts. The self-heating coating type low-temperature denitration catalyst comprises a matrix and a catalyst coating, wherein the catalyst coating is arranged above the matrix, and the catalyst disclosed by the invention can be initially used as a normal low-temperature denitration catalyst, and can be subjected to electrifying self-heating online regeneration after ammonium bisulfate is inactivated. The invention further discloses a preparation method. Accordingto the preparation method disclosed by the invention, Al2O3 is deposited on the surface of an electrothermal metal alloy by utilizing an electro-deposition technology to form a transition layer film,the upper surface of the Al2O3 transition layer is coated with a catalyst slurry coating, and then roasting is carried out in an air atmosphere, so that the catalyst coating slurry is sintered on thesurface of the Al2O3 transition layer.
Owner:ANHUI YUANCHEN ENVIRONMENTAL PROTECTION SCI & TECH
Method and device for carrying out multi-label classification on text data
PendingCN114036944AReduce in quantityShorten forecast timeCharacter and pattern recognitionNatural language data processingMulti-label classificationData mining
The invention relates to a method for classifying text data, which comprises the following steps: predicting a first label item string of the text data, which is used for representing a first-level category of the text data, and the first label item string comprises one or more levels of label items with a progressive relationship; according to the first-level category of the text data, predicting a second label item string, used for representing a second-level category of the text data, of the text data, where the second-level category belongs to a sub-category of the first-level category, and the second label item string comprises one or more levels of label items with progressive relations; and performing splicing according to the first label item string and the second label item string to obtain a classification result of the text data. The invention further relates to a device for classifying the text data, a computer readable storage medium and electronic equipment.
Owner:SHENGDOUSHI SHANGHAI SCI & TECH DEV CO LTD
Aluminum alloy refining agent and preparation method thereof
InactiveCN109207768AImprove degassing and slag removal abilityReduce hydrogen contentSlagHydrogen content
The invention discloses an aluminum alloy refining agent and a preparation method thereof, and belongs to the technical field of aluminum alloy processing. The aluminum alloy refining agent comprisesthe following components of, by weight, 30-50 parts of NaCl, 15-30 parts of CaS, 6-14 parts of CaSO4, 5-10 parts of MgF2, 3-11 parts of Na3AlF6, 4-8 parts of Na2SiF6, 0.5-1.0 part of C2Cl6, 15-25 parts of graphite, 20-30 parts of plant ash, 2-6 parts of DyF3 and 2-8 parts of CeF3. According to the aluminum alloy refining agent and a preparation method thereof, the raw materials of the refining agent contain the graphite, the plant ash and a rare-earth compound, the degassing and slag removing capacity of the refining agent can be improved, the hydrogen content of the aluminum alloy melt is low, and the slag removal rate is high; and the aluminum alloy preparation method is simple, good in degassing and slag removing effects and suitable for industrial production.
Owner:王再青
Dahlia cultivation method
InactiveCN107094628AReduce browningImprove survival rateHorticulture methodsPlant tissue cultureCataphyllHigh survival rate
The invention discloses a dahlia cultivation method. The dahlia cultivation method comprises the following steps: 1) explant selection and disinfection: taking young shoot and removing leaves, cutting the material into segments with buds, disinfecting the stem segments for standby application; 2) primary induction culture: inoculating the disinfected stem segments to a primary induction medium for culture; 3) subculture multiplication culture: cutting new buds after the buds are grown, inoculating the new buds to a subculture multiplication medium for culture; 4) rooting induction: after single bud spreading, segmenting the single bud to a rooting medium for root induction; 5) hardening seedling of rooted seedlings: through rooting induction, after rooting induced by sprout, performing hardening seedling and transplanting; and 6) tissue culture plants transplanting and management. The method has the advantages of simple operation, short time, low cost, high survival rate, and high rooting rate; the bottle transplanting in a short time can be realized, the tissue culture method can keep excellent property of an original type of dahlia, and establishes a base for seed breeding and industrial production.
Owner:HEFEI XUELIXIN AGRI TECH CO LTD
Exercise body building beverage and preparation method thereof
InactiveCN107149064ASimple processLow costSugar food ingredientsFood ingredient as thickening agentFruit juiceVitamin C
The invention relates to an exercise body building beverage and a preparation method thereof, and discloses an exercise nutrition beverage, which is prepared from the following raw materials by weight: 0.001-2 parts of a ginseng extract, 0.05-0.25 part of a lily extract, 0.5-6 parts of honey, 0.05-1.5 parts of sodium citrate, 0.01-0.05 part of taurine, 0.5-5 parts of white granulated sugar, 0.5-5 parts of crystalline fructose, 0.2-5 parts of isomaltulose, 0.5-5 parts of glucose, 0.1-3 parts of concentrated fruit juice, 0.01-2.5 parts of a thickening agent, 0.00011-0.00022 part of vitamin B5, 0.025-0.05 part of vitamin C, 0.01-1 part of edible essence, and 90-120 parts of purified water. The exercise body building beverage of the present invention has effects of qi supplementing, lung moisturizing, yin nourishing, body fluid regeneration, nerve calming, tension relieving, energy supplementing, anti-oxidation ability enhancing and fatigue recovery promoting, and is suitable for people before sport competition and daily nutrition supplementing crowd.
Owner:广州宏韵医药科技股份有限公司
Contention adjusting method and device for use in wireless local area network and system
InactiveCN105792381ARegulatory needsAvoid overcrowdingNetwork traffic/resource managementConnection managementData transmissionTime ratio
The embodiment of the invention discloses a contention adjusting method and device for use in a wireless local area network and a system. The method comprises the following steps: acquiring an air interface occupation time ratio of a station which is in a service proceeding state; and adjusting an uplink data transmission threshold of the station according to the air interface occupation time ratio of the station, wherein the air interface occupation time ratio of the station is a ratio of air interface occupation time of the station to air interface time, and the air interface occupation time of the station is a ratio of a volume of data transmitted by the station to an air interface data transmission rate of the station within the air interface time. Through adoption of the contention adjusting method and device and the system, excessive occupation of stations with weak demands by stations with strong demands can be avoided.
Owner:HUAWEI TECH CO LTD
Method and equipment for determining abnormal reasons of multi-dimensional sample data
PendingCN112733897AEnsure consistencyQuick surveyCharacter and pattern recognitionEngineeringData mining
The invention provides a method for determining an abnormality reason of multi-dimensional sample data, which comprises the steps of obtaining the multi-dimensional sample data, generating an isolated forest model, inputting the multi-dimensional sample data into the isolated forest model to detect abnormality, and recording a final dimension and a corresponding statistical frequency, and determining the final occurrence probability of the final dimension and evaluating the contribution level of the final dimension to the exception. An apparatus for determining causes of anomalies of multi-dimensional sample data and a computer-readable storage medium are also presented. According to the method and the equipment, automatic anomaly reason analysis after anomaly value detection of the multi-dimensional sample data in complex distribution can be completed.
Owner:SHENGDOUSHI SHANGHAI SCI & TECH DEV CO LTD
Method and device for detecting abnormity of behavioral data
PendingCN113610521AReduce dependenceSave trial and errorFinanceRelational databasesAlgorithmTheoretical computer science
The invention relates to a method for detecting abnormity of behavior data. The method comprises the following steps: acquiring entity data and event data associated with the behavior data; based on the behavior data, constructing a behavior graph model from the entity data and the event data, the behavior graph model being composed of at least two nodes and edges connected between the nodes, the nodes representing entities associated with behaviors, and the edges representing events associated with the behaviors, the edge and the two nodes connected by the edge representing the behavior that the event occurs between the entities represented by the nodes; for each of the nodes, extracting at least one feature of the node based on the behavior graph model; and detecting anomalies in the behavior data based on the extracted features of the nodes. The invention further relates to a device for detecting the abnormity of the behavior data and a computer readable storage medium.
Owner:SHENGDOUSHI SHANGHAI SCI & TECH DEV CO LTD
Construction method of reference protein database, storage medium and electronic equipment
PendingCN113393903AOvercome the difficulty of obtaining nucleic acid for sequencingHigh sensitivityProteomicsGenomicsProtein proteinProtein abundance
The invention belongs to the technical field of biology, and particularly relates to a construction method of a reference protein database, which comprises the following steps: S1, acquiring SNP site information in a public database, and screening SNP sites to obtain an SNP site list causing coded amino acid change; s2, screening out SNP sites of protein with high expression quantity from the SNP site list according to the protein abundance of the sample; and s3, generating heritable variation peptides corresponding to the screened SNP site list, adding the heritable variation peptides into a reference protein sequence of a public protein database to generate a sample-based reference protein database, and the reference protein database comprises the heritable variation peptides. The reference protein database is based on samples, so that errors caused by mistakenly removing the protein are avoided, the effective data integrity is improved, and high redundancy caused by excessive heritable variation information is avoided.
Owner:上海君谊生物科技有限公司
High-efficiency refining agent for aluminum alloy and preparation method of high-efficiency refining agent
InactiveCN109207771AImprove degassing and slag removal abilityHigh slag removal rateRare earthHydrogen content
The invention discloses a high-efficiency refining agent for an aluminum alloy and a preparation method of the high-efficiency refining agent and belongs to the technical field of aluminum alloy processing. The refining agent comprises, by weight, 40-60 parts of NaCl, 20-40 parts of KCl, 25-35 parts of KNO3, 12-18 parts of MgS, 6-14 parts of CaSO4, 8-16 parts of AlF3, 4-8 parts of MgF2, 3-11 partsof Na3AlF6, 4-8 parts of Na2SiF6, 0.5-1.0 part of C2Cl6, 15-25 parts of graphite, 10-20 parts of carbon powder, 2-6 parts of DyF3 and 2-8 parts of CeF3. The raw materials of the refining agent comprise graphite, carbon powder and rare earth compounds, so that the degassing and deslagging capability of the refining agent can be improved, and the aluminum alloy melt has low hydrogen content and high deslagging rate.
Owner:王再青
Threshold-free oblique incidence laser spot center positioning method
ActiveCN110458881ACannot limit the scope of protectionImage enhancementImage analysisImaging processingLight spot
The invention relates to the field of image processing, and discloses a threshold-free oblique incidence laser spot center positioning method, including the steps: for a non-perfect circle laser spotobliquely incident from a certain direction, carrying out smoothing processing on the non-perfect circle laser spot to determine an incident point and an incident direction; extracting position coordinates of an intersection point with the aperture on a straight line where the incident direction is located, and averaging the position coordinates to obtain different aperture center positions; and finally, counting central positions of all apertures, and averaging to obtain a light spot center. The threshold-free oblique incidence laser spot center positioning method does not need to set a threshold value, is suitable for solving the positioning problem of light spots obtained through irradiation of laser obliquely entering from any direction, and is high in precision and easy to implement.
Owner:HOHAI UNIV CHANGZHOU
Energy-saving method and terminal equipment
PendingCN114430542ACannot limit the scope of protectionPower managementShort range communication serviceTerminal equipmentMaster processor
The invention relates to an energy-saving method and terminal equipment, the energy-saving method can be executed by first terminal equipment, and the first terminal equipment and second terminal equipment are bound through a one-number multi-terminal service. The energy-saving method comprises the following steps: when a power-saving condition is met, executing a power-off operation on a baseband module and an AP core of the first terminal equipment, and controlling a Bluetooth module of the first terminal equipment to be in a power supply state. Since the first terminal device and the second terminal device are bound through the one-number multi-terminal service, when the baseband module of the second terminal device is in the power supply state, the first terminal device and the second terminal device can communicate through the Bluetooth module, and functions such as conversation of the first terminal device are not affected. And compared with some kernels operated by the power-off main processor, all the kernels of the main processor stop operating, and the baseband module is in a power-off state, so that the electric quantity can be further saved.
Owner:HUAWEI TECH CO LTD
Blood pressure measurement method, blood pressure measurement device, and terminal
ActiveCN108024740BHigh precisionCannot limit the scope of protectionInertial sensorsEvaluation of blood vesselsEcg signalEmergency medicine
An embodiment of the present invention provides a blood pressure measurement method, a blood pressure measurement device, and a terminal. The method includes: the terminal acquires first biometric information of the measured target, and the first biometric information of the measured target includes pulse wave signal and / or ECG signal; the terminal obtains the first state of the measured target according to the first biometric information of the measured target, and the first state of the measured target includes the measured target’s At least one of the activity state, the posture of the measured target, and the measurement position of the pulse wave of the measured target; the terminal determines the blood pressure calculation strategy of the measured target according to the first state of the measured target; The terminal determines the blood pressure value of the measured target according to the blood pressure calculation strategy and the first biometric information of the measured target. The invention can improve the accuracy of blood pressure measurement.
Owner:HUAWEI TECH CO LTD
Aluminum alloy refining agent containing rare earth element and preparation method thereof
InactiveCN109207769AImprove degassing and slag removal abilityHigh slag removal rateRare-earth elementSlag
The invention discloses an aluminum alloy refining agent containing a rare earth element and a preparation method thereof, and belongs to the technical field of aluminum alloy processing. The aluminumalloy refining agent containing the rare earth element comprises the following components of, by weight, 30-50 parts of NaCl, 15-30 parts of CaS, 6-14 parts of CaSO4, 5-10 parts of MgF2, 3-11 parts of Na3AlF6, 4-8 parts of Na2SiF6, 0.5-1.0 part of C2Cl6, 15-25 parts of graphite, 20-30 parts of plant ash, 2-3 parts of ytterbium, 0.5-1.5 part of dysprosium and 1-3 parts of cerium. According to thealuminum alloy refining agent containing the rare earth element and the preparation method thereof, the raw materials of the refining agent contain the graphite, the plant ash and a rare-earth compound, the degassing and slag removing capacity of the refining agent can be improved, the hydrogen content of the aluminum alloy melt is low, and the slag removal rate is high; and the aluminum alloy preparation method is simple, good in degassing and slag removing effects and suitable for industrial production.
Owner:王再青
Data transmission method, network equipment and terminal equipment
ActiveCN107852710BIncrease overheadTransmission time interval shortenedTransmission path divisionMulti-frequency code systemsTime delaysTerminal equipment
An embodiment of the present invention provides a data transmission method, a network device, and a terminal. The data transmission method includes: the network device receives a first reference signal and a first physical channel sent by a first terminal device, wherein the first reference The signal is located in the ith symbol in a time slot, i is a positive integer less than 7, the first physical channel occupies n symbols in the time slot, and n is 1, or n is 2, or n is 3 ; The network device demodulates the first physical channel according to the first reference signal. The invention can reduce the time delay of data transmission.
Owner:HUAWEI TECH CO LTD
Serving cell handover method and handover equipment
ActiveCN106605428BCannot limit the scope of protectionThe third threshold decreasesWireless communicationElectrical and Electronics engineeringReal-time computing
Provided are a switching method and a switching device for a serving cell, which are applied to a base station. The method comprises: judging whether an event that a serving cell is switched too late occurs on a mobile terminal; if the event that a serving cell is switched too late occurs, then confirming a switching parameter causing a too late switch; and correcting the value of the switching parameter causing the too late switch. The embodiments of the present invention can solve the problem that a serving cell is switched too late.
Owner:HUAWEI TECH CO LTD
Voice communication method, device and voice communicator
ActiveCN105934935BImprove user experienceImprove rationalitySupervisory/monitoring/testing arrangementsTransmissionTelecommunicationsVoice over IP
Embodiments of the present invention provide a voice call method, device, and voice talker. The method includes: receiving a call request from a calling terminal to call a called terminal; determining a voice call type of the called terminal according to the call request; using The voice call type of the called terminal calls the called terminal; after successfully calling the called terminal, it is used to establish a voice call channel between the calling terminal and the server, and between the server and the called terminal, and the server The type of the voice call channel with the called terminal corresponds to the type of voice call of the called terminal; wherein, the type of voice call includes ordinary voice call and IP voice call. The invention can improve the rationality of selecting a call type during a voice call, and can improve user experience.
Owner:HUAWEI TECH CO LTD
A multi-party real-time communication control method, device and system
ActiveCN105379179BImprove stabilityImprove work efficiencySpecial service provision for substationMultipoint control unitReal time communication systems
Embodiments of the present invention provide a method, an apparatus and a system for controlling multiparty real-time communication. The method comprises: gathering multipoint control unit (MCU) reference information; selecting a terminal used as the MCU according to the MCU reference information; and notifying the selection result to the terminal used as the MCU. In the embodiments of the present invention, by gathering MCU reference information required for determining a terminal used as an MCU, condition of a network a terminal is located in and / or condition of the terminal can be obtained, so that an optimal terminal can be dynamically and automatically selected as the MCU, strong capabilities of the terminal are fully used, and the terminal provides another terminal with services of forwarding and transcoding video data and other services, thereby ensuring the stability of multiparty conference communication. In addition, load of another terminal with poor capabilities can be reduced, and further, the working efficiency of a multiparty real-time communications system is improved and the practicability of the system is improved, so that the system can be really put into commercial operation.
Owner:HUAWEI TECH CO LTD
Swing stopping detection method and device of MEMS scanning mirror and laser radar
ActiveCN114859328AImprove ranging reliabilityRemove the effect of clusteringElectromagnetic wave reradiationPoint cloudRadar
The invention discloses a stop swing detection method and device of an MEMS scanning mirror and a laser radar. The method comprises the following steps: acquiring an original point cloud generated by a laser radar within a preset time length; auxiliary point clouds corresponding to a preset distance measurement value are generated, auxiliary scanning points in the auxiliary point clouds are in one-to-one correspondence with original scanning points in the original point clouds, and the emission angles of the corresponding auxiliary scanning points and original scanning points are the same; performing clustering processing on the auxiliary scanning points to obtain clustering blocks; when the number of the clustering blocks is larger than a preset threshold value, it is determined that the MEMS scanning mirror stops scanning swing within the preset duration. The invention relates to a method. The original point cloud is subjected to clustering processing from the dimension of the emission angle, and then whether the MEMS scanning mirror stops scanning and swinging within the preset duration is judged, so that detection of stopping and swinging of the MEMS scanning mirror is realized.
Owner:ZVISION TECH CO LTD
Voice call-out method, system and device and storage medium
ActiveCN112532794ACannot limit the scope of protectionImprove processing efficiencySpecial service for subscribersSpeech recognitionComputer networkTelecommunications
The invention provides a voice call-out method, system and device and a storage medium, and the method comprises the steps that a call module carries out the voice call-out of a customer, receives a voice reply of the customer after successful call-out, calls a voice processing engine to generate a machine reply according to the voice reply, and transmits the machine reply to the customer. According to the invention, interaction between a voice outbound machine and a client is realized, interaction behaviors are monitored, outbound standardization and universality which are not based on a specific scene are improved, repeated development is avoided, and machine resources are fully utilized.
Owner:CTRIP COMP TECH SHANGHAI
Display method, device and mobile terminal in screen energy-saving mode
ActiveCN106030691BExtend your lifeReduce power consumptionStatic indicating devicesComputer terminalComputer science
Owner:HONOR DEVICE CO LTD
Trans-impedance amplifier array, light receiving device and laser radar receiver
PendingCN113702948AHighly integratedIncrease the detection areaElectromagnetic wave reradiationPhysicsSolder ball
The invention discloses a trans-impedance amplifier array, a light receiving device and a laser radar receiver, which can be applied to the field of automatic driving or intelligent driving. The light receiving device can comprise the trans-impedance amplifier array and a photoelectric sensor array, the trans-impedance amplifier array and the photoelectric sensor array are arranged in a stacked manner, and the trans-impedance amplifiers and the photoelectric sensors are connected in a one-to-one correspondence manner through the solder balls, so that the integration level of the light receiving device is improved, and the influence on the performance of the laser radar is reduced.
Owner:ZVISION TECH CO LTD
Method and device for determining information related to user state based on raw data
PendingCN114332995AImprove forecast accuracyImprove accuracyBiometric pattern recognitionSpeech recognitionData packOriginal data
The invention relates to a method for determining information related to a user state based on original data of a user, the original data comprises face image data and / or voice data of the user, and the method comprises the following steps: acquiring the original data; and determining information related to a user state based on the original data, extracting feature information from the original data, and determining the information related to the user state based on a mapping relationship between the feature information and the information related to the user state, the feature information comprises features corresponding to other data information except the original data of the user.
Owner:CONTINENTAL HOLDING CHINA CO LTD
Mobile terminal positioning method, base station and node
ActiveCN105830509BHigh precisionSolve the problem that the mobile terminal cannot be locatedPower managementSynchronisation arrangementSignal-to-noise ratio (imaging)Time segment
An embodiment of the present invention provides a mobile terminal positioning method, a base station, and a node. The method includes: assigning each node a specified time period for receiving an uplink reference signal; Uplink reference signal; obtain the power of the uplink reference signal forwarded by each node or the signal-to-noise ratio of the uplink reference signal; select the time period corresponding to the uplink reference signal with the largest power or the largest signal-to-noise ratio as the positioning time period; according to the Obtain the corresponding positioning node according to the specified time period for receiving the uplink reference signal and the positioning time period; determine the position of the mobile terminal according to the position of the positioning node. The invention can solve the positioning problem of the mobile terminal when the cell IDs of the nodes are the same, and improves the positioning accuracy of the mobile terminal.
Owner:HUAWEI TECH CO LTD
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