44494results about "Non-linear optics" patented technology

A Super System is disclosed and its inputs / outputs are coupled with a Mach-Zehnder interferometer (MZI), wherein the Mach-Zehnder interferometer (MZI) can be coupled with a first optical waveguide either in a two-dimensional (2-D) or in a three-dimensional (3-D) arrangement. The first optical waveguide can be then coupled with (i) a semiconductor optical amplifier (SOA) and / or (ii) a second optical waveguide (that can include an optical resonator) either in a two-dimensional (2-D) or in a three-dimensional (3-D) arrangement. The Super System can include multipliers of matrices and graphic processors.

A sensor and method for page-based optical data storage. The sensor includes a partially-reflective mirror, a reflective mirror disposed substantially collinear with and spaced apart from the partially-reflective mirror, and an active layer disposed substantially collinear with and between the partially-reflective mirror and the reflective mirror. The partially-reflective mirror has a first and second side and transmits a portion of light incident on the first side. The reflective mirror reflects light incident on the reflective mirror toward the partially-reflective mirror. The active layer absorbs at least a portion of the light oscillating at the resonant frequency.

A package comprises a photonic integrated circuit (PIC) with a modulator having a first modulator input, and a PIC interconnect region within two millimeters or fifty microns from the modulator. Additionally, an electric integrated circuit (EIC) is included with a driver circuit and an EIC interconnect region within two millimeters or fifty microns from the driver circuit. The driver circuit is electrically connected to the first modulator input via the EIC interconnect region, a first metal interconnect, and the PIC interconnect region. The modulator receives a temperature-dependent bias voltage, where the temperature dependence of the bias voltage inversely matches the temperature dependence of the modulator across an extended temperature range.

An electrophoresis display with embedded touch sensing includes a control substrate having a first face and a second face, a driving circuit layer, a control electrode layer, an electrophoresis layer with electrophoresis material, and a touch with display driver (TDDI) electrically connected to data lines and common voltage lines. When the electrophoresis display performs touch sensing operation, the TDDI electrically connected plurality ones of the data lines into single a touch transmitting electrode or a single touch receiving electrode, and the TDDI electrically connected plurality ones of the common voltage lines into a single touch receiving electrode or a single touch transmitting electrode. The viewing face of the electrophoresis display is on the first face of the electrophoresis display.

An electrophoresis display with transparent control electrode includes a transparent control substrate having a first face and a second face, a driving circuit layer, a control electrode layer having a plurality of transparent control electrodes, an electrophoresis layer, and an opposite substrate. The charges of the transparent control electrodes attract the charged color particles with opposite polarity to the charges of the transparent control electrodes toward a face of the electrophoresis layer near the control electrodes, thus forming image for viewer.

An electrophoresis display with color filter structure includes a control substrate having a first face and a second face, a driving circuit layer, a control electrode layer, an electrophoresis layer, and an opposite substrate. The electrophoresis display further includes a color filter layer between the control substrate and the electrophoresis layer. The first face is the viewing face of the electrophoresis display.

An electrophoresis display with storage capacitor having transparent electrode includes a control substrate having a first face and a second face, a driving circuit layer, a control electrode layer, an electrophoresis layer, and an opposite substrate. The driving circuit layer includes a plurality of storage capacitors. At least the storage capacitors corresponding to the viewing area of the electrophoresis display have a transparent first electrode, a transparent second electrode and an insulating layer between the transparent first electrode and the transparent second electrode.

The invention provides a liquid crystal composite for an active-matrix-addressed electro-optical display device and application of the liquid crystal composite. The liquid crystal compound comprises a compound with a general formula (I) which occupies 10 percent to 30 percent of the total weight of the liquid crystal composite, a compound with a general formula (II) which occupies 5 percent to 30 percent of the total weight of the liquid crystal composite, a compound with a general formula (III) which occupies 10 percent to 40 percent of the total weight of the liquid crystal composite, and a compound with a general formula (IV) which occupies 10 percent to 60 percent of the total weight of the liquid crystal composite. The liquid crystal composite provided by the invention has a relatively high response speed and good low temperature storage stability. The invention further provides the active-matrix-addressed electro-optical display device comprising the liquid crystal composite.

An electrophoresis display with high aperture ratio includes a control substrate having a first face and a second face, a driving circuit layer, a control electrode layer, an electrophoresis layer, and an opposite substrate. The driving circuit layer includes a plurality of thin film transistors (TFT), a plurality of gate lines, and plurality of data lines. Each of the gate line is connected to the gates of the TFTs and each of the data lines is connected to the sources or the drains of the TFTs. The sum of the data line width and the gate line width is not larger than 10 μm. The aperture ratio of the electrophoresis display, viewed from the first face of the control substrate and toward a display area of the electrophoresis display, is not less than 80%.

A color electrophoresis display with micro partition structure includes a control substrate having a first face and a second face, a driving circuit layer, a control electrode layer, and an electrophoresis layer. The driving circuit layer, the control electrode layer, and the electrophoresis layer are sequentially arranged on the second face. The electrophoresis layer includes a micro partition structure arranged on the control substrate and made from polymer material. The micro partition structure includes a plurality of partition walls to define chambers for accommodating a colloidal solution. The electrophoresis display further includes a color filter layer arranged on bottom of the chamber. The colloidal solution contains charged black particles and / or charged white particles.

An electrophoresis display double-side control circuit substrate includes a first control substrate having a first face and a second face, a first driving circuit layer and a first control electrode layer sequentially arranged on the second face, a second control substrate having a third face and a fourth face, a second driving circuit layer and a second control electrode layer sequentially arranged on the third face. The electrophoresis display includes a micro partition structure arranged between the first control substrate and the second control substrate and made from polymer material. The micro partition structure includes a plurality of partition walls to define chambers for accommodating a colloidal solution.

An electrophoresis display with micro tenon includes a control substrate having a first face and a second face, a driving circuit layer and a control electrode layer sequentially arranged on the second face, an opposite substrate having a third face opposite to the second face and a fourth face, a micro partition structure formed between the second face and the third face. The micro partition structure includes a plurality of partition walls to define chambers for accommodating a colloidal solution. The electrophoresis display further includes a plurality of micro tenons. Each of the micro tenons is corresponding to a face of the micro partition structure and embedded into one of the chambers.

An electrophoresis display includes a control substrate having a first face and a second face, a driving circuit layer, a control electrode layer, an electrophoresis layer, and an opposite substrate. The viewing face of the electrophoresis display is on the first face of the control substrate. The aperture ratio of the control substrate in the electrophoresis display, viewed from the first face of the control substrate and toward a display area of the electrophoresis display, is not less than 70%.

An electrophoresis display includes a control substrate having a first face and a second face, a driving circuit layer, a control electrode layer, an electrophoresis layer, and an opposite substrate. The viewing face of the electrophoresis display is on the first face of the control substrate.

The invention provides an adjustable spectrum-based liquid crystal display system and a control method thereof, relates to the technical field of display systems, and aims to overcome the limitations of poor environmental adaptability, easiness in causing visual fatigue, single user experience and the like of an existing display. The system creatively integrates a liquid crystal panel, a high-precision multi-main-color Micro-LED backlight, a pixel inner sensing array, an external multi-mode sensing module, a dynamic addressable micro-optical array, a dynamic polarization modulation layer and an optional transparent energy collection layer. The intelligent controller carries out fusion processing on the real-time biological state, environment information and application context data of the user obtained by the multi-source sensor, and carries out accurate state evaluation and future trend prediction. And determining an optimal space-time-direction-spectrum-polarized light field output characteristic and an intelligent energy management strategy through a multi-objective optimization decision engine, and driving each optical regulation and control component to execute in real time. The visual comfort and health level are remarkably improved, and the information fidelity and task performance in a complex environment are ensured.

An electrophoresis display with improved micro partition structure includes a control substrate having a first face and a second face, a driving circuit layer, a control electrode layer, and an electrophoresis layer. The driving circuit layer, the control electrode layer, and the electrophoresis layer are sequentially arranged on the second face. The electrophoresis layer includes a micro partition structure arranged on the control substrate and made from polymer material. The micro partition structure includes a plurality of partition walls to define chambers for accommodating a colloidal solution. The height of the partition wall of the micro partition structure is smaller than 25 um.

An electrophoresis display with high aperture ratio includes a control substrate having a first face and a second face, a driving circuit layer, a control electrode layer, an electrophoresis layer, and an opposite substrate. The driving circuit layer includes a plurality of thin film transistors (TFT), a plurality of gate lines, and plurality of data lines. Each of the gate line is connected to the gates of the TFTs and each of the data lines is connected to the sources or the drains of the TFTs. The area of a semiconductor part of the TFT is at least partially overlapped with the area of one of the gate lines or the area of one of the date lines along a projection direction.

An electrophoresis display with gapped micro partition structure includes a control substrate having a first face and a second face, a driving circuit layer, a control electrode layer, and an electrophoresis layer. The driving circuit layer, the control electrode layer, and the electrophoresis layer are sequentially arranged on the second face. The electrophoresis layer includes a micro partition structure arranged on the control substrate and made from polymer material. The micro partition structure includes a plurality of partition walls to define chambers for accommodating a colloidal solution. Two adjacent partition walls have a gap therebetween and used as yielding space when the electrophoresis display is bent. The area of the gap is not larger than 50% of the area of the partition wall. Or the length of the gap is not longer than 50% of the length of the partition wall.

An electrophoresis display with tapered micro partition structure includes a control substrate having a first face and a second face, a driving circuit layer, a control electrode layer, and an electrophoresis layer. The driving circuit layer, the control electrode layer, and the electrophoresis layer are sequentially arranged on the second face. The electrophoresis layer includes a micro partition structure arranged on the control substrate and made from polymer material. The micro partition structure includes a plurality of partition walls to define chambers for accommodating a colloidal solution. The sectional width of the partition wall decreases with a layer number of a polymer stacks forming the partition wall increases.

An intelligent (self-learning) sensor-aware and / or context-aware subsystem comprising (i) a System-on-a-Chip (SoC), (ii) a radio transceiver, (iii) a microphone, (iv) a voice processing module, (v) a (bio-inspired) neuromorphic event camera or a hyperspectral camera, (vi) a first set of computer implemental instructions in artificial neural networks (ANN) (which may include a transformer model / diffusion model or Poisson flow generative model++ (PFGM++)), (vii) a second set of computer implementable instructions to analyze and interpret contextual data and (viii) an autonomous artificial intelligence (AI) agent is disclosed.

The embodiment of the invention provides an optical system, intelligent head-mounted equipment and a zooming method of the optical system. The optical system is used for the intelligent head-mounted device, and the optical system comprises an imaging module, an eyeball tracking module and a processor. The imaging module comprises a zoom lens, and the eyeball tracking module is used for acquiring eyeball watching information; the processor is used for determining zoom information according to eyeball watching information provided by the eyeball tracking module and controlling the zoom lens to zoom according to the zoom information; wherein the zoom information comprises the thickness and the curvature radius of the zoom lens.

The embodiment of the invention provides an electro-optical modulator and a light quantum computer. The electro-optical modulator comprises an electrode assembly and an optical waveguide assembly. The electrode assembly comprises a positive signal electrode, a negative signal electrode, a first grounding electrode and a second grounding electrode, and the positive signal electrode and the negative signal electrode are arranged between the first grounding electrode and the second grounding electrode. The optical waveguide assembly is configured to bear optical signals and comprises a first optical waveguide and a second optical waveguide, the first optical waveguide is located between the positive signal electrode and the negative signal electrode and used for bearing first optical signals, and the second optical waveguide is located between the first grounding electrode and the positive signal electrode or between the second grounding electrode and the negative signal electrode and used for bearing second optical signals. The carrier is used for bearing second optical signals. Constant-amplitude voltage signals with opposite phases are applied to the positive signal electrode and the negative signal electrode which are tightly coupled, so that the modulation efficiency can be improved, and the common-mode noise can be reduced.

Methods, apparatus, devices, and systems for displaying three-dimensional objects by individually diffracting different colors of light are provided. In one aspect, an optical device includes: a first optically diffractive component including a first diffractive structure configured to diffract a first color of light having a first incident angle at a first diffracted angle, a second optically diffractive component including a second diffractive structure configured to diffract a second color of light having a second incident angle at a second diffracted angle, a first reflective layer configured to totally reflect the first color of light having the first incident angle and transmit the second color of light, and a second reflective layer configured to totally reflect the second color of light having the second incident angle. The first reflective layer is between the first and second diffractive structures, and the second diffractive structure is between the first and second reflective layers.

A device includes a spot size converter on a substrate. The substrate includes an optical fiber alignment structure formed thereon. The spot size converter is aligned with the optical fiber alignment structure. The spot size converter includes an oxide layer that has a first refractive index and includes a tapered section such that a first end of the spot size converter is smaller than a second end of the spot size converter. The spot size converter also includes a waveguide core in the oxide layer. The waveguide core is tapered and is smaller at the first end than at the second end of the spot size converter. The spot size converter further includes a cladding layer surrounding the oxide layer, the cladding layer having a second refractive index lower than the first refractive index of the oxide layer.

A package comprises a photonic integrated circuit (PIC) with a modulator having a first modulator input, and a PIC interconnect region within two millimeters or fifty microns from the modulator. Additionally, an electric integrated circuit (EIC) is included with a driver circuit and an EIC interconnect region within two millimeters or fifty microns from the driver circuit. The driver circuit is electrically connected to the first modulator input via the EIC interconnect region, a first metal interconnect, and the PIC interconnect region. The modulator receives a temperature-dependent bias voltage, where the temperature dependence of the bias voltage inversely matches the temperature dependence of the modulator across an extended temperature range.

Embodiments of improved methods are provided to form ordered structures on a surface of a substrate using direct self-assembly (DSA) of ionic liquid crystals (ILCs). More specifically, various embodiments of methods are provided to control the pitch of a layered structure formed on a substrate surface via self-assembly of ILCs having cation head groups, alkyl tail groups and anions. In the embodiments disclosed herein, the pitch of the layered structure is controlled by: (a) controlling the cation / anion charge ratio of the cation head groups and anions included within the ILCs, and / or (b) adding an ionic liquid to a solution comprising the ILCs.

The invention relates to the technical field of display screen detection, in particular to a liquid crystal display screen module performance detection method and system, and the method comprises the steps: collecting an image sequence of pure color pictures displayed by a display screen module at a full brightness level, and obtaining a screen display image of each pure color picture according to the image sequence; extracting a feature vector of the screen display image, performing feature analysis on the screen display image according to the feature vector, obtaining an abnormal point of each display pure color picture, and recording a spatial position and a deviation direction of the abnormal point; if at least one display pure color picture has the abnormal point, performing secondary judgment on the abnormal point by combining the spatial continuity and time stability characteristics of the adjacent frame of the abnormal point, and obtaining the abnormal type of the abnormal point; and generating an anomaly detection report of the display screen module. According to the method, the accuracy and robustness of detection are improved, misjudgment and missing detection can be effectively reduced, and the quality control level of the liquid crystal display screen module is remarkably improved.

Described herein are methods and systems for measuring polarization states of nonlinearly generated light by a sample illuminated in response to receiving an incident beam having a known polarization state to determine a characteristic of the sample. The system includes an optical ellipsometer configured to be included in-line of a semiconductor fabrication line and generate measured signals proportional to different polarization parameters of second-harmonic light nonlinearly generated light by the sample, allowing determination of a complete polarization state of the second harmonic light using a characteristic of the sample is determined.

The invention provides a photosensitive resin composition, a color filter and a manufacturing method thereof, and a liquid crystal display device. The photosensitive resin composition includes a colorant (A) including a triphenylmethane colorant (A-1), an alkali-soluble resin (B), a compound (C) having an ethylenically unsaturated group, a photoinitiator (D), and a solvent (E), in which in an electron spin resonance spectrogram of the photosensitive resin composition, a g value corresponding to a characteristic peak with the maximum intensity is 1.8000-2.0400.

A photonic chip. In some embodiments, the photonic chip includes a waveguide; and an optically active device comprising a portion of the waveguide. The waveguide may have a first end at a first edge of the photonic chip; and a second end, and the waveguide may have, everywhere between the first end and the second end, a rate of change of curvature having a magnitude not exceeding 2,000 / mm2.