41results about How to "Easy to resonate" patented technology

The invention aims at providing a method and device for providing information for a user. The method and device can acquire emotion indication information of the user based on face recognition, and then determines corresponding presentation information according to the emotion indication information, wherein the presentation information comprises but not limited to a user interface and/or recommendation information of the current application, and then the determined presentation information is provided for the user. The scheme provided by the invention can provide the presentation information matched with the emotion state for the user, thereby resonating to the user easily, the user viscosity is improved, and meanwhile the personal use experience of the user is promoted. The method and the device can be used for determining the presentation information in combination with the current position of the user and determining the presentation information in combination with historical behavior information of the user corresponding to the emotion indication information, thereby further improving the accuracy of the presentation information and promoting the use experience of the user.

A damping system includes: a fixed member; an airbag device including a back holder and disposed on a rear side of the fixed member; an elastic member mounted in a mounting hole of the back holder; and a horn switch mechanism including a support member supported on the fixed member on a front side of the back holder, and a slider disposed between the support member and the elastic member. The airbag device functions as a damper mass of a dynamic damper, and the elastic member functions as a spring thereof. The horn switch mechanism includes an extended portion extending forwards. An engaged portion is formed at a circumferential edge portion of the mounting hole to extend rearwards. The elastic member includes an engaging portion opened in a front surface thereof The elastic member is sandwiched by the engaged portion fitted in the engaging portion and the extended portion.

The invention discloses a system and a method used for information interaction and belongs to the field of network information processing. The method comprises the following steps that an information publisher client publishes medium information to an open information platform; the open information platform shares the medium information to a plurality of information receiver clients, and provides a resource presentation inlet of the medium information for the information receiver clients; each information receiver client displays the medium information and the resource presentation inlet; each information receiver client sends a resource presentation command for the medium information to the open information platform according to the resource presentation operation which is triggered based on the resource presentation inlet; the open information platform executes the resource presentation command and provides user information of each information receiver client to which the resource presentation command is sent for the information publisher client; the information publisher client displays the user information; and a first communication message is sent to each information receiver client to which the resource presentation command is sent according to the user information.

The invention discloses a method for acquiring hotspot video information based on video tags, which comprises the following steps of: acquiring a video tag of a video, wherein the video tag comprises time points and tag contents of the video; carrying out Chinese word segmentation on the tag contents of the video tag; filtering the obtained word segmentation results so as to keep nouns and verbs as feature description words of a time point at which the video tag is located; calculating the importance degree values of the feature description words in the video tag; according to the importance degree values, carrying out sequencing on the feature description words, and taking the most important k feature description words as standby hotspot words of the time point; and carrying out statistical modeling on the standby hotspot words so as to generate hotspot video information. By using the method disclosed by the invention, the accuracy of video description can be improved through hotspots, thus the hotspot-based advertisement delivery effect is improved.

The present invention provides a broadband responsive piezoelectric type MEMS vibration energy collector which realizes the conversion from mechanical energy to electric energy by the utilization of the direct piezoelectric effect of a piezoelectric material by converting the environmental vibration energy into electric energy. A cantilever-mass structure easily to resonate with the environment is used as the basis chip, the multi-basis chip array integration improves the total output electric energy of the energy collector, various structure parameters of each basis chip are used for broadening the frequency band range so that the energy collector is applied to various vibration environment. The energy collector has the broadband response capability and broadens working response frequency bands. The multi-basis chip integration has the high output energy. The energy collector has the advantages of self-powered mode, stabilization, sustainability and the like by collecting the environment vibration energy, and would solve the self-powered problem of the application system such as wireless sensor network and the like.

The embodiment of the invention discloses an emotion information processing method and device, computer equipment and a readable storage medium, which is beneficial to displaying the emotion dissipation process of a robot and improving the humanoid degree of the robot. The method provided by the embodiment of the invention comprises the steps of determining first emotion information according to afirst emotion triggering event in response to the fact that a robot detects the first emotion triggering event; generating first control information according to the first emotion information, wherein the first control information is used for indicating the robot to sequentially execute a first behavior and a second behavior for expressing emotion, the first behavior is used for expressing an emotion indicated by the first emotion information, and the second behavior is used for expressing an emotion which is lighter than the emotion indicated by the first emotion information.

This vibrating mirror element includes a pair of first beam portions supporting a mirror portion in a vibratile manner, a pair of second beam portions connected with the pair of first beam portions respectively, and a pair of driving portions connected with the pair of second beam portions respectively. The mirror portion is arranged in a region surrounded by the pair of second beam portions and the pair of driving portions. The width of the pair of first beam portions and the width of the pair of second beam portions are rendered smaller than the width of the pair of driving portions.

The invention discloses a broadband differential antenna, comprising a dielectric substrate (1), a metal grounding plate (2) attached to the lower surface of the dielectric substrate (1), a metal patch (3) on the upper surface of the dielectric substrate (1) and four shorting pins (41, 42, 43, 44), wherein the shorting pins (41, 42, 43, 44) penetrate through the dielectric substrate (1) to connect the metal patch (3) with the metal grounding plate (2); the antenna further comprises two feed ports (51, 52) and two coaxial feed probes (61, 62), the feed ports (51, 52) are located on the metal grounding plate (2), one end of each of the coaxial feed probes (61, 62) is connected with the metal patch (3), and the other end penetrates through the dielectric substrate (1) and stretches into the feed ports (51, 52). The broadband differential antenna is small in size and simple in structure.

The invention relates to a bistable contactless magnetic vibration energy capture device comprising a plurality of bistable piezoelectric sleeves (1). Each bistable piezoelectric sleeve (1) has two stable states including a raised state and a recessed state; first permanent magnets (4) are arrange on the outer walls of the bistable piezoelectric sleeves (1), and the bistable piezoelectric sleeves (1) are mounted on the outer wall of an inner cylinder (5) in a sleeving manner; a plurality of magnetic sleeves (6) sleeve the bistable piezoelectric sleeves (1), are coaxial with the bistable piezoelectric sleeves (1) and are mounted on the inner wall of an outer cylinder (7); second permanent magnets (8) are embedded in the magnetic sleeves (6), and the pole directions of the second permanent magnets (8) embedded in adjacent magnetic sleeves (6) are opposite. The bistable contactless magnetic vibration energy capture device has the advantages that vibration energy is captured through switching between the recessed stable state and the raised stable state of poles due to vibration of the bistable piezoelectric sleeves, collision and friction energy losses can be eliminated in a contactless mode under the action of magnetic force, and accordingly, energy capture is improved.

The invention belongs to the technical field of cognitive radio, and discloses a a frequency spectrum sensing method, wherein the method provided by the invention is designed for solving the problems in a frequency spectrum sensing process of the existing fixed parameter SR (stochastic resonance) system. The method for sensing the frequency spectrum provided by the invention comprises the following steps: fixing a parameter a of the SR system firstly, acquiring a noise variance sigma <2>n by utilizing received signals r (t), and determining the other parameter b of the SR system by the valuesof a and sigma <2>n finally. The SR system and properties of the received signals are matched through regulating the parameters of the SR system by the sensing method provided by the invention, the method has the self-adaptation characteristic, resonance can be generated more easily, the SNR (signal-to-noise ratio) of output signals is improved obviously, the detection probability is improved, and whether authorized users exist can be sensed more easily, thus the performance of frequency spectrum sensing is improved.

The invention discloses a paraffin sectioning method for Corydalis saxicola Bunting stems. The paraffin sectioning method comprises the following steps: sample fixation, dehydration, transparency treatment, wax dipping, embedding, sectioning and slice expansion, dewaxing, dyeing and slice sealing. The paraffin sectioning method specifically comprises the following steps: before the transparency treatment, putting dehydrated Corydalis saxicola Bunting stems into a 0.8%-1.2% sarranine solution, and carrying out dip dyeing for 8-12 hours; after the dewaxing, carrying out rehydration on a slide carrying the Corydalis saxicola Bunting stems, putting the Corydalis saxicola Bunting stems into an alcohol solution, carrying out color separation, simultaneously adding acetic acid into the alcohol solution for the color separation in a volume ratio of 1 to (800-1000), finally, putting the Corydalis saxicola Bunting stems into a 0.8%-1.2% fast green solution, and carrying out dyeing for 10-20 seconds. By virtue of the paraffin sectioning method disclosed by the invention, a clear Corydalis saxicola Bunting stem structure can be sectioned, a specimen can be stored for a long time for use, is a permanent microscopic slide specimen and can be applied to microscopic identification of Corydalis saxicola Bunting medicinal materials for market normalization.

The invention discloses a microwave ablation antenna based on a spiral gap structure. The microwave ablation antenna comprises a conical ablation needle head, and a semi-rigid coaxial needle rod; thefront end of the semi-rigid coaxial needle rod is connected with the tail end of the ablation needle head; an outer conductor behind the joint is provided with a plurality of optimizable spiral slitsfor radiation, and impedance matching and radiation are carried out without forming or forming a plurality of annular slits behind the spiral slits, so that energy is transmitted in the semi-rigid coaxial line and is efficiently radiated at the slits. According to the microwave ablation needle, microwave energy transmission consumption is low, energy is efficiently radiated at the spiral slits andmainly concentrated at the front end of the ablation antenna, backward radiation is effectively restrained, and therefore a novel structure is provided for minimally invasive or non-invasive microwave tumor treatment.

The invention relates to the field of space projection, in particular to a wall cave immersion type projection device which comprises a data storage device, a laser induction system, a projection imaging screen obliquely arranged on a wall to form a barrier and a plurality of projectors. The bottoms of the projection imaging screens are arranged on all walls, and the tops of the projection imagingscreens are connected with one another and then hung on the tops of the walls. The plurality of projectors are uniformly arranged at the bottom of the projection imaging screen; the projectors project projection contents on the projection imaging screen on the other side; the laser sensing system is arranged at the top of the projection imaging screen; the data memory is respectively connected with the laser sensing system and the projector; the projection imaging screen is obliquely arranged on the wall body to form a barrier, people can look up the projection imaging screen at an oblique angle, a wall cave type viewing mode is realized, and when an interaction link is reached, the laser sensing system locks people and laser irradiates the bodies of people to form a special effect background, so that audiences can be immersed in a projected picture.

The invention discloses a method, a device and a system for determining the excitation frequency. The method comprises the steps that pipeline information of a to-be-detected pipeline and environment information of the environment where the to-be-detected pipeline is located are acquired; and the pipeline information and the environment information are processed based on a preset model, and the excitation frequency of the to-be-detected pipeline is obtained, wherein the preset model is a model constructed based on the relation among the historical pipeline information, the historical environment information and the historical excitation frequency. The technical problem that the excitation frequency cannot be accurately determined in the prior art is solved.

The invention discloses a three-phase imbalance adjustment method based on an intelligent phase-change switch. The method comprises the following steps of solving an abstracted switch state matrix anda three-phase current imbalance degree; generating a matrix corresponding to the phase sequence of the phase-change switch according to the number of switches in the power distribution area and the phase sequence corresponding to the phase-change switch; calculating the unbalance degree of the three-phase current according to the parameters acquired by the phase-change switch; establishing a model for the switching commutation frequency and the three-phase unbalance degree; establishing a target function of phase sequence adjustment based on the principle that the unbalance degree after adjustment is minimum and the adjustment frequency of the intelligent phase-change switch is minimum; solving the adjusted switch state matrix under the optimal condition; introducing a weight function toevaluate the commutation current and the action times of a single commutation switch in a period; and a feasible optimal commutation scheme being obtained after evaluation, and corresponding switch commutation being controlled. The method is advantaged in that the phase sequence can be continuously adjusted in real time, and a problem of three-phase imbalance is solved.

The invention discloses an antenna for a wireless communication device and a method for setting an antenna. The antenna comprises a first antenna and a second antenna, wherein the first antenna and the second antenna are arranged on a printed circuit board of the wireless communication device. The first antenna and the second antenna include first frequency bands and second frequency bands. Besides, a loudspeaker is arranged on the printed circuit board; the first frequency band of the first antenna is close to the loudspeaker; the first frequency band of the second antenna is close to the second frequency band of the first antenna and is adjacent to the loudspeaker; and the second frequency band of the second antenna is arranged to be away from the first frequency band of the first antenna and the first frequency band of the second antenna. According to the technical scheme, the clearance area is reduced; and antenna resonance adjustment becomes easy.