62 results about "Electronic imaging" patented technology

Disclosed in the present invention is a process cartridge, comprising: a photoconductor drum, wherein an electrostatic latent image can be formed on the photoconductor drum; a developer accommodating chamber for accommodating a developer therein; a rotatable developer roller, wherein the axial direction of the developer roller extends in the length direction, and the developer roller is configured to transfer the developer to the photoconductor drum to develop the electrostatic latent image on the photoconductor drum; a rotatable toner supply roller, wherein the axial direction of the toner supply roller extends in the length direction, and the toner supply roller is in contact with the developer roller to supply the developer to the developer roller; a developing chamber, wherein the developer roller is located in the developing chamber, and when the process cartridge is mounted to an electronic imaging device, the developing chamber is located above the developer accommodating chamber; and a developing coupling which receives a driving force to enable the developer roller and the toner supply roller to rotate, and when the developer roller and the toner supply roller are driven to rotate, the peripheral speed of the surface of the toner supply roller is smaller than or equal to the peripheral speed of the surface of the developer roller. The solution ensures stable driving of the developer roller, the toner supply roller, etc., in a developing unit.

The invention discloses a processing box which comprises a box body, a photosensitive drum, a developing roller, a hub, a power receiving unit, a developing roller gear and a cantilever, the photosensitive drum and the developing roller are rotatably arranged in the box body, the hub is arranged at one end of the photosensitive drum, and a gear part is arranged on the outer circumference of the hub; the power receiving unit is arranged at one end of the box body and used for receiving rotating driving force and transmitting the rotating driving force to the hub to enable the hub to rotate, the developing roller gear is arranged at one end of the developing roller and used for being meshed with a gear part of the hub, and the cantilever is fixedly arranged at the box body and located at the same end of the box body with the power receiving unit; and in the axial direction of the photosensitive drum, the cantilever is positioned on the outer side of the power receiving unit. According to the processing box, the contact meshing process of the photosensitive drum or the developing roller of the processing box and the driving unit of the electronic imaging device can be smoother, the contact meshing time of the photosensitive drum or the developing roller and the driving unit is greatly saved, and the working efficiency of the processing box is improved.

The invention discloses a crystal growth uniformity dynamic monitoring method based on multi-mode photoelectron imaging, and relates to the technical field of crystal monitoring, and the method comprises the steps: integrating a plurality of photoelectron imaging methods to monitor a crystal growth process, and obtaining multi-mode imaging data; based on a deep learning model, multi-modal imaging data is subjected to data fusion analysis, a uniformity index is calculated, a thermodynamic diagram is generated, a non-uniform region is identified, growth parameters of the non-uniform region are adjusted, a non-uniform growth rate is calculated, and a crystal sample which is judged to be unqualified is transferred, so that a plurality of photoelectron imaging methods are combined; the dynamic correlation analysis of the crystal surface chemical components and the crystal structure overcomes the limitation that the single-mode in-situ characterization technology cannot comprehensively reflect the co-evolution of the crystal surface chemical components and the crystal structure, and solves the problem that the dynamic co-evolution data of the crystal growth cannot be comprehensively reflected. The technical effect of comprehensively and dynamically monitoring the crystal growth uniformity is achieved.

The utility model relates to the technical field of electronic imaging detection, and discloses a standard tool for alignment of a coordinate axis of a scanning electron microscope, which comprises a base and a module fixedly arranged on the base, the periphery of the module is sleeved with a fixing device, the module forms four equally divided bearing units around the vertical central axis of the base, and the fixing device is arranged on the base. The four equally-divided bearing units are respectively made of different conductive materials, so that the edges of the four equally-divided bearing units present different colors when the electron microscope is used for imaging, an X axis and a Y axis which are vertically crossed are formed, and the X axis and the Y axis which are vertically crossed form a rectangular plane coordinate system. According to the utility model, the coordinate axis is visually presented through material characteristics, compared with the traditional method of positioning the coordinate axis by other indirect means, the positioning accuracy of the coordinate axis is greatly improved, and the technical problems of low positioning effect precision and poor result repeatability and reproducibility in the prior art can be solved.

A process cartridge detachably mountable to an electronic image forming apparatus including a separation member, includes a photosensitive drum, a developing roller, a first casing supporting the developing roller, the photosensitive drum being located at a lower end side of the process cartridge in a gravitational direction, an axis of the developing roller being located at an upper side of an axis of the photosensitive drum when the process cartridge is mounted in the electronic image forming apparatus, a second casing integrally formed, the second casing supporting the photosensitive drum, the first casing being rotatable relative to the second casing, a partition force receiving member movable relative to the second casing being provided on the second casing, the partition force receiving member receiving a force of the separation member to move, the first casing being moved relative to the second casing by the movement of the partition force receiving member to separate the developing roller from the photosensitive drum.

The invention discloses a synchrotron radiation hard X-ray electron coupling nanoscale high spatial resolution detection method. The method comprises the following steps: 1) selecting synchrotron radiation hard X-rays as a light source; selecting a matched light source energy interval according to the material and thickness of the sample; 2) according to the selected synchrotron radiation hard X-ray energy, selecting a point spread function with high quantum efficiency, a small point spread function and a narrow emission electron spectrum, and calculating a corresponding photocathode material and thickness; 3) detecting the sample by using the light source and the photocathode determined in the above step to obtain a synchrotron radiation hard X-ray transmission image carrying sample structure information, and incidence the synchrotron radiation hard X-ray transmission image on the photocathode; the photocathode emits electrons under the action of incident photons, converts an X-ray transmission signal into an electronic signal, inputs the electronic signal into the electronic imaging system for focusing, amplifying and imaging, and inputs the electronic signal into the imaging recording system; and 4) obtaining a detection result of the sample according to the image recorded by the imaging recording system.

The application provides a developing box, a processing box and an electronic imaging device. The developing box comprises an end cover, a chip and a protective cover unit. The chip is installed on the end cover. The protective cover unit comprises a cover assembly, a transmission assembly and a reset elastic member. The cover assembly is installed on the end cover. The transmission assembly is connected between the cover assembly and the end cover. The transmission assembly has a first design position and a second design position. The transmission assembly can be triggered and moved to the first design position. The transmission assembly in the first design position forces the cover assembly to uncover the chip. When the transmission assembly is not triggered, the reset elastic member forces the transmission assembly to move to the second design position. The transmission assembly in the second design position forces the cover assembly to cover the chip. The processing box and the electronic imaging device are both provided with the developing box. The developing box can protect the chip in a non-use state and uncover the chip in a use state.

The invention provides a space target detection system and method based on time-of-flight dual-mode integrated photoelectric imaging, and the system employs a time-of-flight dual-mode integrated photoelectric detection scheme to detect a space target, and collects the gray image data and depth image data of the space target. And after data acquisition is completed, the spaceborne computer is matched with a space target detection algorithm to obtain relative motion information of the target. According to the invention, the three-dimensional relative motion information of the target can be synchronously and directly measured in the two-dimensional gray domain and the three-dimensional space domain, and favorable conditions are provided for accurate measurement of the space target in a space environment.

The present application relates to the printing technical field, especially to a powder outlet structure and a powder cartridge, the powder outlet structure cooperates with a powder cartridge body to form a powder cartridge, the powder cartridge is used in an electronic imaging device, the powder cartridge body obtains a rotating driving force from the electronic imaging device, the powder outlet structure comprises a blowing fan blade and an acceleration structure, the acceleration structure makes the rotating speed of the blowing fan blade greater than the rotating speed of the gear ring, so that the blowing fan blade rotates to generate wind and blow the developer in the powder mixing part to flow out from the powder outlet port, the powder outlet structure provided by the present application has the acceleration structure, the rotating speed of the powder cartridge with low rotating speed is accelerated, the blowing fan blade is driven to rotate at high speed relative to the rotating speed of the powder cartridge, wind is generated and the developer is blown out by blowing air through the powder outlet hole.

The embodiment of the utility model relates to the technical field of electronic imaging, and discloses a drum assembly, the drum assembly is used for detachably mounting a developing box, and the drum assembly comprises a drum frame, a photosensitive drum, a drum identification assembly and a lifting assembly; the photosensitive drum extends along the first direction, is rotatably supported at two ends of the drum frame in the first direction, and is positioned in front of the drum assembly in the second direction; the drum identification assembly comprises an electric contact surface, the electric contact surface is arranged at one end of the drum frame in the first direction, and the electric contact surface is fixedly arranged relative to the drum frame; the lifting assembly can lift the drum assembly and the electrical contact surface. According to the embodiment of the invention, the electric contact of the electric contact surface of the storage medium and the identification contact of the image forming device is realized.

The application provides a powder box and an electronic imaging device, wherein the powder box is arranged in the electronic imaging device, the powder box comprises a box body, an installation cavity is arranged in the box body, a developer container, a developing roller, a photosensitive drum and a charging roller are arranged in the installation cavity, an opening is arranged on the box body, the opening is communicated with the installation cavity, a cleaning sponge assembly is arranged in the installation cavity, the cleaning sponge assembly comprises a cleaning sponge, the cleaning sponge is adjacent to the radial outer surface of the charging roller, the cleaning sponge moves towards the opening and penetrates through the opening, and the above structure is adopted. When the cleaning sponge is replaced, the cleaning sponge can be taken out from the opening, and the cleaning sponge is installed into the installation cavity through the opening. In the process of replacing the cleaning sponge, the box body does not need to be disassembled, the replacement difficulty of the cleaning sponge is reduced, and the replacement time is effectively shortened.

The utility model relates to the technical field of photoelectric observation and aiming, in particular to a photoelectric observation and aiming device which comprises an upper observation and aiming device body, a mounting seat is fixedly mounted at the bottom of the observation and aiming device body, a rotating structure is connected below the mounting seat, and a top seat body is arranged below the rotating structure. A lifting structure is arranged at the bottom of the top seat body, a folding supporting frame is connected to the outer end of the lower portion of the lifting structure, an electronic imaging device is arranged in the observing and aiming device body, and a protective cover plate is arranged on the front side of the observing and aiming device body and located at the outer end of the transmitting end. The rotating structure is used for rotating the upper observing and aiming device body for transverse adjustment, the lower lifting structure can be used for adjusting the height of the upper observing and aiming device body so as to facilitate use of trainees, and furthermore, the transmitting end mirror surface on the front side can be protected through the protective cover plate, so that the safety of the trainees is improved. And the scratch is avoided.

This invention provides a fixed-pattern noise reduction method based on an encoder-decoder network, comprising: S1. Acquiring RAW images using an electronic imaging device equipped with a target image sensor, and creating a paired dataset for training a denoising model; S2. Performing necessary preprocessing on the dataset, expanding the dataset size and increasing its diversity through data augmentation; S3. Designing a lightweight encoder-decoder network, which consists of an encoder, connection layers, a decoder, and an output layer; S4. Training the encoder-decoder network based on the preprocessed paired dataset; S5. After the model training reaches convergence, loading the preprocessed, uncropped complete image into the model, and obtaining the denoised image through post-processing. This method utilizes the powerful fitting ability of the encoder-decoder network to eliminate prominent fixed-pattern noise in low-light images, and is applicable to different types of image sensors; the designed encoder-decoder network has low computational cost, making it suitable for resource-constrained edge devices.

The invention belongs to the field of X-ray imaging, and provides a double-energy-point double-magnification imaging device and method based on a time broadening type framing camera, and the device comprises a pinhole sheet and the time broadening type framing camera; the method comprises the steps of pinhole piece and time broadening type framing camera imaging, geometric mapping model construction, distortion correction function fitting and image calibration. According to the invention, photoelectron imaging and transmission light imaging are realized at the same time by using the time-broadening framing camera, so that two spatially corresponding images are formed; the difference between electron acceleration and focusing characteristics in the time-broadening framing camera can be reflected by comparing the size and distortion difference of the straight-through light image and the photoelectron image, and dual-channel response mutual calibration is achieved.

The utility model provides a box and electronic imaging equipment, the box is detachably installed in the electronic imaging equipment, a first sliding block is arranged in the electronic imaging equipment, the box comprises a developing frame, two ends of the developing frame are respectively provided with a first end cover and a second end cover, and a developing roller is supported between the first end cover and the second end cover. The first movable piece is hinged to the first end cover, and the first movable piece is provided with a first hooking part; the first movable piece is further provided with a first blocking part, and the first end cover is provided with a first limiting part and a second limiting part. When the first sliding block moves towards the first movable part and pushes the first movable part to rotate in the first direction, the first blocking part can abut against the first limiting part to limit the rotating angle of the first movable part in the first direction so that the first hooking part can slide into the first sliding groove of the first sliding block. The first movable part can abut against the second limiting part so as to limit the rotating angle of the first movable part in the second direction, and the first direction is opposite to the second direction. The electronic imaging equipment is detachably provided with the box. According to the utility model, the production cost of the box can be reduced, and the imaging quality is guaranteed.

This invention belongs to the field of scanning electron microscopy and discloses a multi-view backscattered electron imaging device and method for low-voltage scanning electron microscopy. It employs a design where a ring-shaped microchannel plate is placed between the objective lens and the sample, aligned with the optical axis. A central through-hole allows the primary electron beam to pass through. The input surface faces the sample, and the output surface is close to the readout anode unit. The readout anode unit is divided into multiple concentric rings to distinguish polar angle signals, and each ring is further uniformly divided into multiple independent fan-shaped surfaces to capture azimuth information. This device significantly improves the signal-to-noise ratio and image quality of low-voltage imaging. It is compatible with large, flat samples without requiring sample tilting, avoiding the geometric defects of traditional side-mounted detectors. Multi-view signal separation provides rich angular information, enhances image stereoscopicity and shadow effects, supports simple 3D reconstruction to infer surface morphology features, and reduces information waste, meeting the high-precision analysis needs of surface-sensitive materials and non-conductive samples.

This invention discloses a method for determining the thickness of electrochemically deposited gold, silver, and palladium noble metal capping layers, comprising the following steps: 1) preparing standard samples by electrochemically depositing nickel of different thicknesses onto a pure copper substrate, followed by gold, silver, and palladium plating; 2) testing the capping layer thickness of the standard samples using scanning electron microscopy (SEM) backscattered electron imaging technology; 3) testing the intensity of X-ray characteristic spectral lines of different capping layer thicknesses using SEM energy dispersive spectroscopy (EDS) technology, and determining optimized test conditions; constructing a surface capping layer thickness calibration curve based on SEM EDS technology; 4) detecting the electrochemically deposited capping layer thickness of different types of samples. This method can accurately determine the thickness of bonding lines or thin films of noble metal capping layers prepared by electrochemical deposition processes in the integrated circuit field, filling the technical gap of rapid measurement for such products. The detection process is convenient and fast, and the detection results are accurate and consistent.

The invention relates to the technical field of electronic imaging, in particular to a developing box, comprising: a box body having a first end and a second end opposite to each other in a first direction; a developing roller that rotates about an axis extending in a first direction; the driving part receives external power to rotate and is positioned at the first end; the light-emitting part emits a light source capable of being detected by the image forming device and is positioned at the second end; the power supply part provides electric energy for light emitting for the light emitting part; the abutting piece is located at the second end and abuts against a component in the image forming device; the invention aims to provide the developing box which is stable in operation.

The invention relates to a medical instrument, in particular to a surgical needle type electronic imaging visual puncture system. Which comprises a holmium laser channel, a needle type electronic imaging mirror channel, a water inlet channel, a connecting puncture needle body, an inclined plane puncture inner needle, a plane outer needle and a needle type electronic imaging mirror, and is characterized in that the holmium laser channel, the needle type electronic imaging mirror channel and the water inlet channel are fixedly connected above the connecting puncture needle body; the three channels are converged into one channel at the middle lower part of the connecting puncture needle body, the lower part of the connecting puncture needle body is movably connected with the inclined plane puncture inner needle and the plane outer needle in sequence, and the needle type electronic imaging mirror can pass through the channel of the needle type electronic imaging mirror.

The invention belongs to the field of scanning electron microscopes, and discloses a multi-view backscattering electron imaging device and method for a low-voltage scanning electron microscope, which adopts the design that an annular micro-channel plate is arranged between an objective lens and a sample and optical axes are aligned, a central through hole allows a primary electron beam to pass through, an input surface faces the sample, and an output surface is tightly attached to a reading anode unit. The read-out anode unit is divided into a plurality of concentric girdles to distinguish polar angle interval signals, and each girdle is uniformly divided into a plurality of independent sectors to capture azimuth angle information. By adopting the device, the signal-to-noise ratio and the image quality of low-voltage imaging are remarkably improved, a large flat sample can be compatible without inclining the sample, and geometric defects of a traditional side detector are avoided; the multi-view signal separation can provide abundant angle information, enhance the stereoscopic impression and shadow effect of the image, support simple three-dimensional reconstruction to deduce the surface topography characteristics, reduce information waste and meet the high-precision analysis requirements of surface sensitive materials and non-conductive samples.

The application provides a developing box, a selenium drum frame and an electronic imaging device. The electronic imaging device comprises the developing box and the selenium drum frame. The developing box comprises a box body and an end cover. The box body is provided with a developing roller, a powder feeding roller and a stirring frame. The stirring frame is provided with a rotating shaft. The axial direction of the developing roller, the axial direction of the powder feeding roller and the axial direction of the rotating shaft are parallel to each other. The end cover is detachably arranged on the box body and located in the axial direction of the rotating shaft. The side of the end cover facing the box body is provided with a positioning protrusion. The selenium drum frame is provided with an elastic assembly. The elastic assembly comprises a spring and an abutting block. The spring is connected between the selenium drum frame and the abutting block. The spring drives the abutting block to abut against the positioning protrusion. When the developing box and the drum frame are not matched, the positioning protrusion on the end cover can be replaced or the end cover can be replaced. Other components on the box body do not need to be disassembled, replaced and reinstalled after the box body is replaced. The installation efficiency of the developing box is effectively improved.

The utility model relates to the technical field of electronic imaging, in particular to a developing box, comprising: a box body having a first end and a second end opposite to each other in a first direction; a developing roller that rotates about an axis extending in a first direction; the driving part receives external power to rotate and is positioned at the first end; the light-emitting part emits a light source capable of being detected by the image forming device and is positioned at the second end; the power supply part provides electric energy for light emitting for the light emitting part; the abutting piece is located at the second end and abuts against a component in the image forming device; the utility model aims to provide the developing box which is stable in operation.

A system and method for determining measurements to correctly fit prescription lenses (44) to eyeglass frames (24). The eyeglass frames (24) are selected and worn on the face. The individual wearing the eyeglass frames (24) is imaged with a camera (32) and scanned with a 3D imaging system (34) in at least two orientations. The relative displacement of the eyeglass frames (24) relative the electronic imaging device (30) between the first orientation and the second orientation is measured using one or more internal measurement units (15, 35). The internal measurement units (15, 35) collect displacement data (43). Measurement points (48) are identified on the eyeglass frames (24) and / or the individual wearing the eyeglass frames (24). Data is stereoscopically analyzed using the displacement data (43) to determine 3D coordinates for the measurement points (48). Distances between coordinates are calculated. The distances correspond to fabrication measurements needed to fabricate prescription lenses (44).

The application provides a junction barrier wide energy detection range semiconductor electron detector and an imaging method, and belongs to the technical field of semiconductor detectors and electronic imaging. The device is a vertical stacked structure, and sequentially comprises, from bottom to top, a first electrode, a semiconductor substrate layer, a semiconductor epitaxial layer and a second electrode. The first electrode is used for forming electrical interconnection with an external circuit. The semiconductor substrate layer is arranged on the first electrode and is used as a support layer and a back contact layer of the device. The semiconductor epitaxial layer is grown on the semiconductor substrate layer, and the semiconductor epitaxial layer is composed of at least one layer of non-intentionally doped high-purity epitaxial layer. The second electrode is deposited on the surface of the semiconductor epitaxial layer and forms a Schottky contact. The semiconductor electron detector can realize ultra-low dark current at an extremely low working bias, nanosecond-level fast response, and can realize the separation imaging of SE and BSE signals flexibly by adjusting the bias.

The embodiment of the utility model provides a drum assembly and a processing box, and relates to the technical field of electronic imaging. The drum assembly comprises a frame, a photosensitive drum, a storage medium and a protruding part, the frame comprises a first side wall and a second side wall, and the first side wall and the second side wall are located on the two sides of the frame in the first direction respectively; the photosensitive drum is connected with the frame, and the axis of the photosensitive drum extends along a first direction; the storage medium is connected with the frame and comprises an electric contact surface, the electric contact surface is located on the first side wall, and the protruding part is used for abutting against the image forming device. According to the drum assembly and the processing box provided by the embodiment of the utility model, the storage medium can be limited, and the phenomenon that when the processing box shakes in the image forming device, the electric contact surface is separated from the electric contact pin, so that the image forming device reports an error is prevented.

To be detachably accommodated in an electronic imaging device including a braking force applying assembly and a drive force transmission member, a processing cartridge includes: a drum frame; a photosensitive drum rotatably supported on the drum frame; a drum coupling, configured at one end of the photosensitive drum, to engage with the drum drive transmission unit and receive drive force to rotate in rotation direction A, where the drum coupling includes a compression portion acting on a braking force applying assembly, and during engagement of the drum coupling with the drum drive transmission unit, the drum coupling abuts against the braking force applying assembly, causing the braking force applying assembly to move in the retraction direction, thereby reducing or eliminating abnormal noise during rotation of the drive transmission unit.

The invention discloses a double-objective structure, an electron microscope and a using method, and belongs to the field of electron microscopes, first, second and third extension parts are conical, the tail end of the first extension part and the tail end of the third extension part form an opening, the tail end of the second extension part extends into the opening, and in an immersion mode, a second coil, a second pole shoe and a third pole shoe work; the magnetic field leaks to the sample from the second gap, so that the sample is immersed in the magnetic field, the part with the maximum field intensity is positioned between the tail end of the third pole shoe and the sample, an extremely short effective focal length is obtained, and higher resolution is further obtained; in the non-immersion mode, the first coil, the first pole shoe and the second pole shoe work, the magnetic field is limited in the first gap and does not leak to a sample, the maximum field intensity position is located between the tail ends of the first pole shoe and the second pole shoe, under the same working distance, a longer effective focal length is usually achieved, the immersion mode and the non-immersion mode are achieved, and the non-immersion mode can also achieve high resolution. And the current required during high-energy imaging is small, so that high-energy electronic imaging is facilitated.

The application discloses an X-ray and electron beam combined test device, and belongs to the field of test devices. The X-ray and electron beam combined test device comprises a transmission electron microscope device, an X-ray intensity detection device, an X-ray emission device and an X-ray fluorescence receiving device. The transmission electron microscope device comprises a device main body and a sample support assembly, a part of the sample support assembly is arranged in the inner cavity through a first through hole, the X-ray intensity detection device is arranged outside the device main body and faces a second through hole, the X-ray emitted by the X-ray emission device passes through a gas ionization chamber and the second through hole in sequence and is shot towards a sample, and a part of the X-ray fluorescence receiving device is arranged in the inner cavity through a third through hole and faces the sample. The X-ray and electron beam combined test device provided by the application can simultaneously perform X-ray absorption fine structure spectrum test and transmission electron imaging test on a sample, so that a real and corresponding two-dimensional topographic image and local coordination structure information of the sample can be obtained.

The application discloses a kind of self-adapting parameter optimization method and system of aiming, it is related to aiming control technical field, the method includes: the information base of target sighting telescope is established, reference scene is divided based on the information base, constructs fine adjustment control interval, input environment data is as first matching data, calls integrated in the laser sensor of target sighting telescope, establishes second matching data, carries out target sighting telescope optimization adjustment by target adjustment parameter and fine adjustment control interval, and establishes the electronic imaging data set of objective lens and carries out optimization iterative evaluation, according to aiming parameter optimization result, the control management of target sighting telescope is carried out.The application solves the technical problems that target sighting telescope in the prior art is poor in adaptability to various complex and changeable environments, aiming precision is low, and parameters cannot be dynamically adjusted in time according to actual conditions on site, achieves fast adaptation to environment, improves aiming precision and adaptability, and achieves the technical effects of intelligent management and continuous improvement of sighting telescope.