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In this paper, we propose and demonstrate a low-power dynamic pixel readout in-pixel comparators(DPR) scheme with CGA PWM pixels based on dynamic operation of in-pixel comparators.
Compared to state-of-the-art on-screen display techniques for off-screen POIs Sparkle proves to be robust and competitive.
This display exhibits the highest pixel density in the world among flexible displays using thin film transistors.
By redesigning the current driver hydrogenated amorphous silicon (a-Si:H) thin-film transistor (TFT) in the display pixel and making it a dual-gate photosensitive TFT with a π-shape channel, a fingerprint-sensor-integrated display pixel can be enabled with a potentially high sensitivity through properly biasing the TFT into the subthreshold region.
This unique approach allows us to simultaneously block light incident from the physical scene on a pixel-by-pixel basis while also modulating the light emitted by a light-emitting diode (LED) to display digital content.
A non-volatile display, in which pixel resolution can be determined by grains of hexagonal surface, is proposed, which can offer a pathway towards dynamic high-quality pixels with low power consumption, and could define a new paradigm for all non-volatile display applications.
A consequence of preventing this oscillation is proved as an improvement in robustness during turn-off.
To solve this problem, this paper presents a novel approach to improve integral imaging resolution by designing a coded sub-pixel mask on common display panel.
In this way, the pixel position and pixel value can be changed simultaneously.
The results also indicate a display by task trade-off.
With a 2D display panel, the proposed 3D display provides the synthetic images with square pixel units in which the arrangement of pixels can make the 3D image have uniform resolution.
In this paper, we propose new viewing angle controllable homogeneously aligned liquid crystal display in which the pixel is composed of red, green, blue, and white pixels.
The display reported herein is the first step toward a real-time partial pixel architecture display in which large numbers of dynamic gratings are independently controlled by underlying silicon drive circuitry.
In this paper, we propose a high-resolution and intelligent dead pixel detection scheme for an electrowetting display screen.
The proposed pixel may be suitable to suppress the leakage current effect on AMOLED display.
The proposed dead pixel detection scheme reported in this work has promise in automating electrowetting display experiments.
Experimental results show that the proposed APD improves display quality by allowing a proper power-off sequence at all abrupt power-off conditions.

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What is the latest in stable diffusion modeling and image generation?
5 answers
The latest advancements in stable diffusion modeling and image generation involve addressing issues of robustness in text-to-image models and enhancing user control over generated images. Researchers have introduced Auto-attack on Text-to-image Models (ATM) to generate perturbations efficiently, achieving high success rates in attacks. Additionally, a novel approach manipulates initial noise in diffusion models to influence generated images, showcasing the power of initial image manipulation in controlling content generation. Furthermore, the Diffusion Explainer tool has been developed to visually explain how Stable Diffusion transforms text prompts into images, aiding in understanding the complex operations of diffusion-based generative models. These developments highlight ongoing efforts to improve the interpretability, robustness, and user control in stable diffusion modeling for image generation.
What is the quantum confinement effect?
10 answers
The quantum confinement effect is a phenomenon observed in semiconductor materials, where the electronic and optical properties of the material are significantly altered due to the spatial confinement of charge carriers (electrons and holes) within dimensions that are comparable to the de Broglie wavelength of the carriers. This confinement leads to the discretization of energy levels, a departure from the continuous energy bands found in bulk materials. In practical terms, quantum confinement can manifest in various forms depending on the dimensionality of the confinement: in one dimension as quantum wells, in two dimensions as quantum wires, and in three dimensions as quantum dots (QDs). Each form of confinement restricts the motion of charge carriers in one or more dimensions, leading to distinct changes in the material's physical properties. For instance, quantum dots, which exhibit three-dimensional confinement, show size-dependent optical and electronic properties because the energy levels of the dots can be tuned by changing their size. This tunability is crucial for applications in near-field thermal radiation, light-emitting diodes (LEDs), and thin-film transistors. Quantum confinement effects are not only limited to altering electronic and optical properties but also influence the thermodynamic behavior of materials. For example, specific heat can exhibit unique features under spatial confinement, indicating phase transitions at certain temperatures. Moreover, the effect plays a significant role in enhancing the performance of semiconductors by tuning defect levels through strategies like hydrogen doping in nanostructures, thereby optimizing their electronic applications. Furthermore, quantum confinement can lead to the observation of quantum confinement effects in disordered materials, such as amorphous thin-film transistors, where it affects the field-effect mobility and device characteristics. It also impacts the linewidth broadening in metal halide perovskites, suggesting that quantum confinement is not a limiting factor in achieving ultrahigh color purity in next-generation LEDs. Additionally, the effect is evident in the blue shift of energy gaps in thin films, confirming its presence through spectroscopy experiments. In summary, the quantum confinement effect is a fundamental phenomenon that significantly influences the physical properties of nanostructured materials, with wide-ranging implications for electronic, optical, and thermodynamic applications.
Plant height of rice is measured from where to where?
5 answers
Rice plant height is typically measured from the bottom to the top of the plant. Various methods are employed to determine rice plant height accurately. One approach involves using UAV-based LiDAR systems to observe rice growth from above, calculating plant height by measuring the difference between the bottom and top positions of the plants. Another method utilizes automatic image processing techniques with digital cameras to indirectly measure rice crop height by comparing the height of a marker bar to the initial marker bar height in images taken from the field server. Additionally, a utility model introduces a device for rice plant height measurement, incorporating infrared transmitting and receiving devices to accurately measure plant height, suitable for crop plant height measurement. These diverse methods showcase the importance of precise plant height measurement in agricultural practices.
How does screen time affect handwriting?
5 answers
Screen time has been associated with various impacts on children's development, including their handwriting skills. Research suggests that increased screen time negatively correlates with visual-motor integration (VMI) skills, in-hand manipulation (IHM) abilities, and bilateral coordination skills. Additionally, spending excessive time in front of screens has been linked to poorer performance on standardized developmental screening tests, indicating potential detrimental effects on handwriting development. Methods have been developed to enhance handwriting on touch screens by generating real-time shadows corresponding to the handwriting, potentially improving the aesthetics and consistency of handwriting. Furthermore, a handwriting practice system utilizing bitmap position coordinate comparison on touch screens offers real-time feedback on the accuracy and speed of handwriting, aiming to enhance efficiency and accomplishment in handwriting practice. These findings highlight the importance of monitoring and managing screen time to support children's handwriting skills.
What device can detect flashing light?
5 answers
A light-detecting device capable of detecting flashing light is a vertical organic light-emitting transistor combined with a light-detecting unit, as described in a study by Meng et al.. This device structure emits light towards an object and analyzes the reflected light to determine the distance between the device and the object, as well as the object's shape or composition. Additionally, Roberts et al. discuss a laboratory technique using a silicon detector and Labview software to measure the human eye's response to flashing light-emitting diode (LED) sources. Furthermore, Laxar and Luria present a study on a single-station flashing range indicator for navigational aids, which encodes lateral positions in a channel through varying flash frequencies. These insights collectively highlight various devices and techniques capable of detecting flashing light in different applications.
What are the most novel technologies researched in the past 2 years on water stress?
4 answers
In the past two years, novel technologies have been researched for water stress detection in crops. These include computer vision coupled with thermal-RGB imagery for high-throughput monitoring, bioirrigation techniques utilizing potential microorganisms and soil macro-fauna to enhance plant resilience under drought stress, algorithms for predicting and propagating drought stress in plants using visible light and hyperspectral imagery, radar remote sensing for detecting vegetation water stress by analyzing radar backscatter changes, and remote-sensing systems for evaluating crop water stress through various technologies like optical, thermometric, and hyperspectral sensing systems. These technologies offer advanced methods for precise and efficient monitoring, prediction, and mitigation of water stress in crops, contributing significantly to sustainable agriculture practices.
What are the current techniques used for video prediction in digital subtraction angiography?
5 answers
Current techniques for video prediction in digital subtraction angiography (DSA) include methods such as calculating pixel-shift vectors based on past motion to generate subtracted images with reduced artifacts. Additionally, a three-dimensional linear least-squares prediction technique is applied to cancel motion artifacts in DSA image sequences, addressing issues like misregistration and temporal filtering in a combined approach. Spatial frequency filtration circuits have been developed for real-time processing of DSA images, offering capabilities like low-pass, high-pass, and bandpass filtering to enhance image quality and detail. Moreover, digital videoangiography techniques, utilizing logarithmic processing and mask-mode subtraction, have been employed to extract quantitative information from x-ray images, enhancing contrast signals and canceling out structural backgrounds for improved analysis.
What happened to the portions of the volcano that were removed?
5 answers
Portions of the volcano that were removed during clean-up efforts after eruptions or due to debris avalanches underwent various transformations. In the case of volcanic clean-up efforts, tephra deposits were removed from affected areas, with uncertainties in estimating the volume and duration of clean-up operations due to observational errors and natural variance in deposit thickness. On the other hand, debris avalanches led to the permanent alteration of the landscape, with the debris avalanche from Mount Ruapehu in New Zealand resulting in the isolation of the river catchment from the volcano due to incision by the Whangaehu River and regional faulting, forming a distinctive plateau in the valley. These removal processes and subsequent landscape changes highlight the dynamic interactions between volcanic events and the surrounding environment.
How effective are novel methods in driving pattern engineering through the utilization of 3D technologies?
5 answers
Novel methods in driving pattern engineering through the utilization of 3D technologies have shown promising effectiveness. These methods address key obstacles in apparel digitization by quantifying body shape and garment ease, enhancing garment fit on parametric avatars, and improving sizing accuracy. In robotics and autonomous driving, 3D Sequential Moving-Object-Segmentation (3D-SeqMOS) methods accurately segment moving and static objects from LiDAR scans, enhancing SLAM system accuracy. For self-driving vehicles, learning 3D object correspondences from temporal point cloud data improves object tracking and motion estimation, surpassing existing methods on various datasets. Additionally, innovative methods for analyzing driving patterns of vehicles using engine control maps and virtual blocks have been developed, enhancing driving pattern analysis. These advancements collectively demonstrate the effectiveness of novel methods in leveraging 3D technologies for driving pattern engineering across various domains.
Why there was a need of deep ultra violet transparent conducting oxides?
4 answers
The need for deep ultraviolet (DUV) transparent conducting oxides (TCOs) arises from the demand for highly efficient optoelectronic devices operating in the DUV spectrum. Various materials have been explored to meet this need. Rutile Sn1–xGexO2 (SGO) thin films, La-doped SrSnO3 (SLSO) films, and Si-doped Ga2O3 (SGO) thin filmshave been developed as promising candidates for DUV-TCOs due to their high conductivity, transparency, and wide band gaps. These materials exhibit excellent electrical, structural, and optical properties, making them suitable for applications in DUV-LEDs, photovoltaic cells, and other optoelectronic devices requiring transparency in the DUV region. The advancements in DUV-TCOs pave the way for enhanced performance and efficiency in next-generation optoelectronics and semiconductor devices.
How transparent oxides can be used as gate dielectric?
5 answers
Transparent oxides can be utilized as gate dielectrics in various applications. For instance, in the study by Alshammari et al., a novel process was developed to fabricate thin film transistors (TFTs) using a binary oxide, Hf x Zn1- x O2- δ (HZO), for all transistor layers, including the gate and dielectric layers. This approach allowed for tuning the electronic properties of the oxide from conducting to insulating by adjusting the chemical precursors' flow ratio. Additionally, the work by ViolBarbosa et al. demonstrated that ionic liquid gating can induce a metallic phase in insulating films of WO3, altering the material's conductivity while maintaining transparency in the visible range. These studies highlight the versatility of transparent oxides in serving as gate dielectrics with tunable electronic properties for various electronic devices.