148results about How to "Increased freedom of choice" patented technology

A solid-state imager includes a pixel unit for converting incident light into an electrical signal, a substrate bearing the pixel unit formed thereon, an analog-to-digital converter, formed on the substrate, for converting a signal read from the pixel unit into a digital signal, an optical communication unit, arranged on the bottom surface of the substrate opposite the surface of the substrate bearing opposite the top surface of the substrate bearing the pixel unit receiving the incident light, for converting the digital signal converted by the analog-to-digital converter into a light signal and outputting the light signal, and a signal line for transferring the digital signal, converted by the analog-to-digital converter, to the optical communication unit arranged on the bottom surface of the substrate.

A multi-user data transmission/reception system includes at least one mobile station to receive a pilot signal, select a preferred mode, a preceding matrix index, a beamforming vector index, and a quantized capacity level using the pilot signal, and transmit the preferred mode, the preceding matrix index, the beamforming vector index, and the quantized capacity level; and a base station to transmit the pilot signal to the at least one mobile station, receive the preferred mode, the preceding matrix index, the beamforming vector index, and the quantized capacity level from the at least one mobile station, and determine an optimal mode, an optimal precoding matrix, and an optimal beamforming vector using a lookup table storing an expected capacity for each capacity quantization interval.

The invention relates to a super-resolution fluorescent digit holographic sectioning microimaging system and method and belongs to the field of fluorescent digit holographic and super-resolution imaging. Laser after amplitude modulation through a spatial light modulator loading a proper mask structure enters a microobjective to generate exciting light in a three-dimensional structure on a to-be-image sample; excited fluorescence of the sample is collected by the microobjective, and is then diffracted and divided and shifted in phase through the spatial light modulator through a dichroscope and an imaging system, and the two beans of light intervene in a position where an image detector is located to form a hologram which is recorded; the recorded hologram is reconstructed through a numerical algorithm in a computer, and for a structure in certain depth in the sample, reconstructed images of super-resolution and optical section can be separately acquired; the reconstructed images of super-resolution and optical section are fused by means of the numerical algorithm, so that super-resolution optical sectioning imaging is realized; and the reproducing distance of the hologram is changed, so that three-dimensional imaging of the super-resolution optical sections of structures in different depths of the sample can be realized.

The invention provides a micro-solid modal gyro in the micro electromechanical system technical field, comprising a piezoelectric control electrode, a piezoelectric sensing electrode, a piezoelectric driving electrode, a concentrated mass block, a linear vibration reinforced structure and an elastic base. The elastic base is provided with linear vibration reinforced structure; the linear vibration reinforced structure and the elastic base are fixedly connected with each other; the upper surface of the elastic base is provided with a trough which is internally provided with the concentrated mass block; the concentrated mass block is fixedly connected with the elastic base; the upper surface of the linear vibration reinforced structure is provided with the piezoelectric sensing electrode, the piezoelectric driving electrode and the piezoelectric control electrode. The micro-solid modal gyro works by the special vibration mode of the elastic base, increases the selectable freedom of the fabrication material of the micro gyro, leads the elastic base to be made of material with larger elasticity, and increases the micro-processability of the base material, thus being beneficial to improve the structure and shape of the micro gyro and improving the working performance of the gyro.

An objective lens consists of two lens elements of different materials that are cemented. The lens surfaces that are cemented includes a phase function so that the cemented surface forms a optical diffractive surface that enables the objective lens to focus incident light of three different wavelengths with different numerical apertures onto different optical recording media. Three conditions are satisfied so as to achieve optimum imaging. The optical diffractive surface may be shaped so that the order of the diffracted light of the shortest wavelength λ1 having the largest diffracted intensity is different from the order of the diffracted light of the second wavelength λ2 having the largest diffracted intensity, and the order of the diffracted light of the first wavelength λ1 having the largest diffracted intensity is also different from the order of the diffracted light of the third wavelength λ3 having the largest diffracted intensity.

The present invention relates to a coaxial connector and another coaxial connector with an antenna. According to the coaxial connector provided by the invention, one connector is rotated compulsively at an anti-dropping fixing state of a pair of connectors. Therefore the connectors are positioned and fixed with a random angle. The connectors comprise a first connector and a second connector in pair. The first connector comprises the following components: a first core conductor; and a fixing component which accommodates the core conductor. The second connector comprises the following components: a second core conductor which is connected with the first core conductor; a connector housing which accommodates the core connector and is inserted into the fixing component. The fixing component comprises a fixed part and a plurality of fixing fingers. The fixing fingers extend from the fixed part frontward and are respectively provided with a fastening part at the front end. The connector housing comprises a blocking part which is blocked with the fastening part at the inner wall surface and anti-rotation projections for performing rotation prevention of the fixing component. When a random connector is rotated compulsively, the fixing fingers elastically deform and exceed the anti-rotation projections. The connectors are positioned and fixed according to a preset angle.

The invention relates to the technical field of wig preparation, in particular to an intelligent 3D wig preparation method and equipment. The equipment comprises a 3D scanning measurement module, a head type control module, a hair length control module, a hair distribution cutting system, a warp feeding system, a hair feeding system, a hair introduction needle control module, and a front and rearneedle bed system. The equipment combines 3D scanning measurement and manual parameter input, so that a customer can freely select the needed wig model, and the free choice right of the customer is increased; meanwhile, the equipment adopts a semi-automatic control system, the number of workers required is greatly reduced, the requirements for proficiency and quality of the workers are reduced, and the problems of low processing efficiency and high labor costs are solved.

The invention discloses a stability method for a power system and a stabilizer thereof. Filtering, eliminating direct current component, phase compensation and volt-limiting processing are carried out in sequence; wherein, the transfer function of the phase compensation is determined according to the following steps: 1 obtaining the phase characteristic Phi of a dynamo; 2. calculating the phase compensation characteristic Phi according to the engaged compensation requirement Phi<0> and the phase characteristic Phi; 3. taking the phase compensation characteristic Phi as a target curve to carry out curve fitting, obtaining a phase compensation curve f(x) which approaches the target curve and determining the transfer function of the phase compensation according to the phase compensation curve f(x). The stabilizer comprises a filter, a redactor a phase compensator and a volt-limiting device connected in sequence. The invention can well approach the needed compensation curve by adopting the transfer function of the phase compensation, thus carrying out better compensation for a lagging phase of the dynamo in the whole oscillation range with low frequency.

The invention provides a planetary gear mechanism achieving a greater reduction gear ratio without increasing the number of teeth of the gears, thereby enabling downsizing. In a planetary gear mechanism 1, a sun gear 91 functioning as an input gear receives smaller load than an internally toothed output gear 45, so gears (second planet gears 95) having a smaller module are connected to the planet gears 93, and the sun gear 91 is in engagement with the second planet gears 95. The sun gear 91 is formed of a same module as the second planet gears 95. The rotation of the sun gear 91 is reduced in speed and transmitted to the second planet gears 95, and rotation of the second planet gears 95 rotated at a reduced speed is further reduced by the slight difference in the numbers of teeth of the ring gear 44 and the internally toothed output gear 45 before being output.

The invention discloses a queue cache relay transmission method in physical layer safety communication, and mainly aims at solving the problems of low transmission reliability, low safety and high complexity in the prior art. The method comprises the steps that 1) a cache queue of relay nodes is initialized; 2) a source node transmits local data, a target node transmits interference data, and all relay and eavesdropping nodes receive the data; 3) the relay nodes transmit the local data, the source node transmits interference data, and the target and eavesdropping nodes receive data; 4) an optimal relay transmission link in the queue cache is selected; and 5) the optimal relay node broadcasts and transmits signaling to the source and target nodes, and starts transmission. The method has the advantages of low complexity, high safety and high transmission reliability, and can be applied to a physical layer safety relay coordinated communication system.

The invention relates to the technical field of photoelectron, in particular to a plane-configured organic infrared or ultraviolet photovoltaic semiconductor detector which comprises a substrate, an organic infrared or ultraviolet photovoltaic semiconductor, a low work function electrode and a high work function electrode. The detector is characterized in that the low work function electrode and the high work function plane are in the same plane. The plane-configured organic infrared or ultraviolet photovoltaic semiconductor detector technology of the invention can be applied to manufacture a plane-configured organic infrared photovoltaic semiconductor detector and a plane-configured organic ultraviolet photovoltaic semiconductor detector. Compared with the optical waveguide detector, the detector of the invention has the advantages of fast response speed, low power dissipation, easy formation of array, no need of offsetting and the like. In addition, the detector of the invention has the characteristics of low cost, easy realization of controllable electrical resistivity of large area photosensing materials, no need of refrigeration, realization of flexible processing and the like, thus having important potential application values in the military field, the civil field and some specific fields.

The invention discloses a piezoelectric driven capacitance detection micro-solid modal gyroscope in the field of micro-electromechanical technology. According to the invention, an elastic micro oscillator, a reference vibration induction electrode and a coriolis force induction electrode are fixed through lower surfaces; a piezoelectric actuation electrode is positioned on the upper surface of the elastic micro oscillator and forms a fixed connection with the elastic micro oscillator; and a tiny gap between the side wall of the reference vibration induction electrode and the coriolis force induction electrode and the side wall of the adjacent square elastic micro oscillator forms an interpole gap variable capacitance. Two merged special vibration modes of the elastic micro oscillator are utilized for operation with high ability of impact resistance and shake resistance; high working frequency is beneficial to increasing the measuring bandwidth of micro gyroscope and reduce noise; it is easy to package with high reliability and low production cost; the adoption of piezoelectric excitation and capacitance detection is beneficial to raising the driving force of reference vibration and simultaneously the invention is convenient to integrate, is easy for batch production and is used to reduce the influence of parasitic resistance or capacitance.

A radar level gauge using electromagnetic signals is provided, which includes a connection arrangement for connecting a transmitter receiver circuit board and an antenna unit with one another, with which the horizontal size of the radar level gauge may be reduced and reflection and transmission losses may be suppressed as well. The transmitter receiver circuit board 32 is so disposed in a housing 12 as to extend vertically. The connection arrangement includes a waveguide sequence which is fed at a feed terminal 32a formed on the transmitter receiver circuit board 32 and composed of three waveguides W1 to W3. Specifically, the waveguide sequence includes, in sequential order from the transmitter receiver circuit board to the antenna unit: a circular waveguide W1 extending horizontally and perpendicular to the transmitter receiver circuit board; a rectangular waveguide W2 in connection with the circular waveguide W1 and extending vertically; and a second circular waveguide W3 further in connection with the rectangular wave guide W2 and extending vertically.

A method for forming an organic semiconductor thin film includes the steps of forming a mixed ink layer on a principal plane of a printing plate, the mixed ink layer including a mixture of an organic semiconductor material incapable of transcription and an organic material capable of transcription from the printing plate to a substrate in ink form dissolved in a solvent, and forming an organic semiconductor thin film by transcribing the mixed ink layer onto the substrate by transcribing the mixed ink layer on the printing plate to the substrate.

The card connector includes a card connector base and a limiting structure. The card connector base includes a first area and a second area, the limiting structure includes a first limiting part and a second limiting part; the first limiting part is used to limit a first data card in the first area, and the second limiting part is used to limit a second data card or a third data card in the second area; a first spring plate group is disposed in the first area and is configured to electrically connect to edge connectors of the first data card; a second spring plate group and a third spring plate group are disposed in different positions of the second area; the second spring plate group is configured to electrically connect to edge connectors of the second data card; the third spring plate group is configured to electrically connect to edge connectors of the third data card.

A protector of a cylinder lock for a vehicle in which a shutter plate, which is capable of operation between a closed position where an insertion hole corresponding to a keyhole of the cylinder lock is closed and an open position where the insertion hole is open, is housed in a casing, and in which a magnet lock that allows the operation of the shutter plate from the closed position to the open position during the engagement of the magnet key into the engagement concavity is disposed in the casing, wherein the magnet lock (25A) is formed separately from the shutter plate (24A) and is provided with a rotor (26A) in which the engagement concavity (27) is provided, the rotor (26A) being connected to the shutter plate (24A) via a link mechanism (44). This increases the degree of freedom in the selection of the material and manufacturing method of the shutter plate and enables the shutter plate to be formed from a high-strength material.

The invention discloses a static-driving capacitance-detection micro solid modal gyroscope belong to the technical field of micro electro mechanical systems, which comprises an elastic micro vibrator, and a reference vibration driving electrode, a reference vibration induction electrode, a Coriolis force induction electrode which are positioned at the periphery of the elastic micro vibrator, wherein two consolidated special vibration modes, i.e. a reference vibration mode and a sensing vibration mode, of the elastic micro vibrator are used for working, static power is adopted for driving, andvariable capacitance mechanism is used for detecting the reference vibration and Coriolis force induction vibration. The gyroscope has no independent mass spring structure so as to have the anti-impact and anti-vibration capability, can be used in the severe environment; the gyroscope has high working efficiency so as to be beneficial to enlarge the measurement bandwidth of the gyroscope and reduce noise, the gyroscope can work under the atmospheric environment so as to reduce the packaging difficulty and has improved reliability and reduced production cost; and the static exciting and the capacitance detection are adopted, so that the micro solid modal gyroscope and a CMOS (Complementary Metal-Oxide-Semiconductor Transistor) measurement and control circuit can be integrated, the batched production is easy, and simultaneously, the influence to the parasitic resistance or the capacitance can be reduced.