32results about How to "Clear output" patented technology

An interference-resistant wireless audio system includes a transceiver for transforming an audio signal into an RF signal, and a receiver for receiving RF signals in the air. The transceiver has an audio signal receiver, an audio data format converter, a frame and coding unit, a modulation module, an RF transceiver, a receiving/transmitting switch controller, an RF signal detector, and a channel switch controller electrically connected to the RF signal detector for controlling the RF transceiver to switch the used channel to another one after receiving a switch signal generated by the RF signal detector

In an image processing system, whether relevant pixels in the character image information obtained by reading an original on which characters have been recorded are object pixels to be subjected to enhancement processing is determined. The relevant pixel is determined to be an object pixel when the density of the relevant pixel is not lower than a first threshold value higher than the density of the background of the border of the original and not higher than the density of a thinnest line in lines which form the characters and is not higher than a second threshold value not lower than the density of a thinnest line in lines which form the characters and the relevant pixel is determined to be a thin line pixel forming a part of a thin line image.

Provided are a noise reduction apparatus having an edge enhancement function and a method thereof, in which edges in an input image can be prevented from being blurred when reducing noise in the input image and a clear output image can be obtained by reducing edge discontinuities. The noise reduction apparatus includes a window setting module which sets a portion of an input image as a window, an edge-information detection module which detects edge information regarding the window, an image processing module which performs an image processing operation on the window, and an output-image generation module which generates an output image by reflecting the edge information into one or more windows obtained by the image processing operation.

The invention provides a tooth observer, and relates to the field of tooth examination, which solves the problems of inconvenience in shooting and instability in shooting in the prior art. The tooth observer comprises a handle, a shooting device, a connecting shaft, a support frame and a control unit, wherein the shooting device comprises a fixed frame, a camera and a light emitting body; one endof the handle is connected with the shooting device through the connecting shaft, and the shooting device can be rotated relative to the handle; the support frame is arranged at an opening of the shooting device, and the support frame is arranged at the inside and outside of gingival to support the shooting device; the camera and the light emitting body are positioned on the fixed frame, and the light emitting body is used for simultaneously illuminating the upper surface, inside surface and outside surface of a tooth; the control unit is electrically connected with the camera and the light emitting body, and is used for controlling the shooting of the camera and the light emitting of the light emitting body. The tooth observer has the advantages that the shooting device can be rotated relative to the handle in an oral cavity in a self-adaptive way, and the operation is simple and convenient; the support frame is used for supporting the shooting device via the gingival, so that the stable image or video can be quickly obtained; the tooth observer is suitable for being applied to tooth examination in home and dental hospitals.

The invention discloses a rapid design method of a near-earth inclined orbit launch window. The method comprises the following steps of (1) setting computing conditions which include a computing time period, networking condition constraints, an illumination angle and change direction condition constraints thereof and a satellite orbit entering trajectory; (2) computing front edge or back edge intervals of all windows which meet the networking condition constraints in the specified time period once, and giving the front edge or back edge intervals in a Julian day form for transferring by subsequent links; and (3) calculating front edge or back edge intervals of all windows which meet the illumination condition in the specified time period once, and giving the front edge or back edge intervals in a Julian day form for transferring by subsequent links. Typical launch window constraints can be combed, input and output are clear, and the constraints are calculated and then collected independently, so that secondary development of increasing or reducing constraints is facilitated, fast design of the launch window by an overall designer of a satellite is facilitated, and the design accuracy is ensured.

A method for controlling an XR device outputting a navigation screen. The method may comprise receiving first GPS information, acquiring second GPS information corresponding to a current position of a vehicle, determining whether the first GPS information matches the second GPS information, and displaying a navigation screen based on a map DB stored in the server if the first GPS information is matched with the second GPS information. If the first GPS information is not matched with the second GPS information, the method may further comprise taking a driving image through a camera, comparing the driving image with an image of the map DB stored in the server, searching for a video frame including the most similar point from the image of the map DB, and changing the navigation screen based on the video frame searched from the map DB.

The embodiment of the invention provides a method and device for eliminating moire patterns in an image. The method comprises the steps that a target image containing the moire patterns is acquired; inputting the target image into a preset generator, and taking the output of the generator as a moire elimination image corresponding to the target image, wherein the generator is a deep convolutionalneural network which is obtained through training by applying a preset generative adversarial network and is used for eliminating moire in the image. According to the method and the device, the elimination efficiency of the moire in the image can be effectively improved, the quality of the image after moire elimination can be effectively improved, and the definition of the image after moire elimination can be effectively improved.

The invention relates to the technical field of video coding, and relates to a video coding method and system based on terminal equipment parameters. The method comprises the steps of obtaining firstvideo stream data and second video stream data of a first display device; secondly, extracting a current terminal device parameter of the first display device and extracting pixel distribution information of the first display device from the current terminal device parameter when the current terminal device parameter represents that the first display device has the encoding and decoding defect identifier; and then determining video encoding and decoding defect distribution of the second display device and encoding the video stream data displayed by the second display device to ensure that thesecond display device normally displays the video. Different audio and video coding parameter information can be sent according to different terminal display devices, different audio and video streamsare sent to different types of terminals, it is ensured that different terminal devices can achieve the purpose of smooth audio and video playing on the premise of different parameters, and the audioand video communication quality is improved.

The invention relates to a method for motion simulation of a manipulator (1a,b), preferably a NC-controlled manipulator (1a,b), in a processing environment (3a,b), wherein the manipulator (1a,b) is moved in a working operation by a control device (10) and the processing environment (3a,b) is at least partially mapped in a model of the environment, said method comprising the steps of calculating a path planning (12a,b) by the control device (10) from a desired movement of the manipulator (1a,b) starting from an initial position (11a,b) and on the basis of a kinematic model of the manipulator (1a,b), carrying out a kinematic collision test on the basis of the path planning (12a,b), the kinematic model and the model of the environment, and generating a prediction result on the basis of the kinematic collision test. The method is characterized in that the initial position (11a,b) corresponds to the current state of the manipulator. The invention further relates to a corresponding computer program having a program code and to a corresponding system for motion simulation of a manipulator (1a,b).

The invention relates to a multichannel output alarm voice circuit of a near-earth alarm system, which comprises a main processor U1, an audio codec U2, a pre-amplifier U3, an audio amplifier U4, a balance line driver U5 and an audio transformer T1. The circuit further comprises a high-pass filter circuit A1 which is composed of a filter capacitor C4 and a filter resistor R4 and used for filteringa direct current component and other low-frequency noise of an audio signal output by the voice chip, the first end of the filter capacitor C4 is connected with the pre-amplifier U3, the second end of the filter capacitor C4 and the first end of the filter resistor R4 are connected with the audio amplifier U4, and the second end of the filter resistor R4 is grounded. The advantages of the invention are that the audio signal in the alarm voice circuit has strong anti-interference capability in the transmission process, and has the electrical requirements of voice audio signal amplitude, impedance, isolation, difference and the like between a near-earth alarm system and a built-in interphone.

The invention discloses a voice processing method and apparatus, a calculation device and a storage medium, and is used for solving the technical problem that a voice synthesized by a device during voice synthesis is relatively mechanical and lacks sense of reality. The method comprises the following steps of: ; first obtaining textual words, converting the obtained text characters into initial voice; the method comprises the following steps: acquiring an initial voice, synthesizing the initial voice with a predetermined waveform pair in a voice synthesis library to obtain an initial synthesized voice, acquiring rhythm characteristic information of a reference voice, adjusting the initial synthesized voice according to the acquired rhythm characteristic information to obtain an adjusted synthesized voice, and finally outputting the adjusted synthesized voice.

The invention discloses an imaging module, electronic equipment and a control method and device, and belongs to the technical field of camera shooting. The imaging module comprises a shell, a light source module, a light source module, a light source module, a light source module and a control module, the reflecting element is arranged in the inner cavity, and the reflecting element comprises at least two reflecting mirrors; the image sensor is arranged in the inner cavity; wherein any one of the at least two reflectors can move relative to the shell; the target reflecting surface reflects the light entering from the light transmitting area to the image sensor; wherein the target reflecting surface is composed of reflecting surfaces of at least two reflecting mirrors.

The invention discloses a multi-camera multi-angle linkage intelligent tracking shooting system for sports events. The system comprises an intelligent network pan-tilt camera (main camera), at least one intelligent network pan-tilt camera (auxiliary camera), a live broadcast service host, a display device, network transmission equipment and an intelligent remote control director station. A plurality of intelligent network pan-tilt cameras are arranged at unfixed positions around a stadium and are connected to a live broadcast service host in a wired or wireless mode, and live broadcast service personnel control any one of the intelligent network pan-tilt cameras to track and shoot a match through an intelligent remote control director station. Other intelligent network pan-tilt cameras can automatically track and shoot a match at the same time. The system is convenient to use, can realize multi-camera and multi-view cooperative tracking shooting of sports competitions by one person, is simple and easy to use, not only saves manpower and material resources, but also can output clearer, more stable and smoother live broadcast pictures.

A collection board 1 for the living fingerprint is superimposed by many parallel optics sheets 2. The two end faces of the collection board has some sloping angle with the upside and underside. It can output the clear fingerprint figure because of the light total reflection principle. The board has the small size and light weight, so it can be used for many fingerprint collection device and in many situation.