A dual-gate (DG) amorphous indium-gallium- zinc-oxide thin-film transistor (TFT)-driven pixel circuit for active-matrix organic light-emitting diode displays is presented. One gate of the DGs serves as a primary (PG) and other an auxiliary (AG). The threshold voltage (V <sub xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">TH</sub> ) DG TFT under PG operation modulated by AG bias voltage. VTH variation (ΔV compensated with drain diode-connected...

Abstract A large number of studies have been carried out on the flow and heat transfer supercritical pressure fluids in past decades. However, there are still some uncertainties deficiencies accurate prediction for fluid coefficient due to fast variations properties so-called pseudo-critical region. In this paper, 15 correlations were selected from literature compared with each other verify their capability predicting water vertical tubes. Based comparison between calculation results...

With increasing reforms related to integrated energy systems (IESs), each subsystem, as a participant based on bounded rationality, significantly influences the optimal scheduling of entire IES through mutual learning and imitation. A reasonable multiagent joint operation strategy can help this system meet its low-carbon objectives. This paper proposes bilayer operational for an Stackelberg master-slave game operation. The studied includes cogeneration, power-to-gas, carbon capture systems....

112 Gbps per wavelength, amplification free Four-level Pulse Amplitude Modulation (PAM-4) transmissions are experimentally demonstrated with advanced digital signal processing (DSP) algorithms. Two DSP architectures investigated for Directly Modulated Lasers (DMLs): 1) the regular Feed Forward Equalization (FFE) and Decision Feedback (DFE), 2) enhanced Maximum Likelihood Sequence Estimation (MLSE) equalizer. The experimental results show that technologies conventional DML can achieve 40 km...

A current-biased voltage-programmed (CBVP) pixel circuit for active-matrix organic light-emitting diode (AMOLED) displays is proposed. The can not only ensure an accurate and fast compensation the threshold voltage variation degeneration of driving TFT OLED, but also provide OLED with a negative bias during programming period. prevents from possible light emitting period potentially suppresses degradation OLED.

Agency problems, such as moral hazard and adverse selection, are prevalent in the public service sector, Chinese rural e-commerce sector is no exception. With focus on top-down project ‘information communication technology for development’ implemented underdeveloped areas China, center (RESC) operation mechanism was analyzed this study. Based tension between RESC operators, local governments, providers that reported a field survey, study further employs principal-agent framework to analyze...

A current comparison scheme for external compensation circuit of AMOLED displays is proposed. In this scheme, a comparator designed to sense the difference between reference and driving pixels output corresponding digital signal block. For comparator, amplifier used amplify difference, which can effectively increase accuracy comparator. Simulation results show that proposed 1nA sensing error lower than 0.224 %, when 500 nA.

We propose a new active matrix organic light-emitting diode (AMOLED) pixel circuit in which the compensation for thin film transistor and OLED performance variation and/or degeneration is performed periodically separate frame time. In other time, AMOLED works without any operation, so that whole row time used driving. Only three transistors two capacitors are required to construct circuit. It demonstrated both accurate high driving speed can be realized compensated

As the explosion of Internet traffic, many web sites deploy more servers to support high request rates applications. The Domain Name System (DNS) dispatch client requests among through domain name IP-address mapping mechanism and load balancing algorithm. Therefore, DNS traffic analysis has important implications for our research on server distribution Internet. In this paper, we designed implemented DTQS system (DNS Traffic Query System) which is used analyze traffic. Based statistical...

In this paper, we propose a floating high-voltage level shifter without static power consumption which is used in pre-charge circuit for large-size active matrix organic light-emitting diode (AMOLED) displays. The proposed high voltage tolerant with only middle-voltage transistors operate within the limits. No make it occupy less silicon areas. addition, can achieve shift behavior threshold loss suffered by conventional shifter. simulated 0.18um CMOS process through Cadence. We analyze over...

This paper presents a high‐voltage analog adder with only four transistors for source driver of AMOLED displays. It has high drive speed and voltage accuracy, provides enhanced capacitance capability under small quiescent current by exploiting two comparators incorporated into differential amplification stage class‐B amplifier.

This work presents a peripheral compensation scheme for AMOLED displays, in which threshold voltage and aging information of driving TFT, the signal data are analogously added pixel circuits without changing gamma corrections increasing bit range DAC. Without resolution DAC, cost power consumption reduced. A using current sensing method with adjustable settling time system also proposed.

A low-power ESL a-IGZO TFT integrated gate driver, where the level of driving-transistor is kept lower than source/drain to suppress serious clock-feed-through effect induced by large parasitic capacitance structured driving TFT. Moreover, a new inverter designed minimize internal leakage current. Thus, dependence power consumption in driver on overlap-length between and bootstrapping capacitor much lessened. Simulation results verify feasibility proposed with 16 stages manifest that smaller...

We propose a self-aligned top-gate amorphous InGaZnO thin film transistor (a-IGZO TFT) with source/drain treated by N <sub xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">2</sub> plasma. By comparing the performances of a-IGZO TFTs and Ar plasma treatment, it is found that treatment can effectively decrease resistivity a-IGZO. The have comparable electrical performance superior stress stability compared to one. fabricated TFT exhibits field-effect...

Terahertz (THz) technology has promising applications for the detection and identification of materials because it a great advantage in measuring material fingerprint spectrum. time-domain spectroscopy (THz-TDS) is key technique that applied to spectroscopic measurement materials. However, difficult press pellet with small mass sample bulking medium such as polyethylene (PE) powder usually need be added. Characteristic absorption peaks solution liquid cell hard observed due interaction...

A TFT integrated gate driver with threshold voltage (VTH) shift compensable low-level holding (LLH) unit is proposed. The overdrive (VGOV) of LLH TFTs kept small and constant due to the compensation effect during period, leading much suppressed ΔVTH enlarge tolerance. Simulation results show that proposed able work properly even up around (VH−VL). This indicates long life.

This work presents a new pixel circuit and driving scheme for active-matrix organic light-emitting diode (AMOLED) displays, where the OLED is under AC bias. The proposed consists of five thin film transistors (TFTs) one capacitor. Due to bias, reverse biased during non-emission period, which not only prevents from light emitting programming period ensure high contrast ratio displays; but also suppresses degradation thus extends lifetime AMOLED displays. It verified that can compensate...

Melamine is an organic base and a trimer of cyanamide, with 1, 3, 5-triazine skeleton. It usually used for the production plastics, glue flame retardants. combines acid related compounds to form melamine cyanurate crystal structures, which have been implicated as contaminants or biomarkers in protein adulterations by lawbreakers, especially milk powder. This paper focused on developing available method quantitative detection fields security inspection nondestructive testing based THz-TDS....

A novel row‐division (RD) driving scheme together with a new AMOLED pixel circuit are proposed. The RD method can effectively increases the OLED emission time compared simultaneous while retaining prevalent simple structure. In addition, proposed circuit, not only compensate for threshold‐voltage shift of TFT and OLED, but also make bias under negative stress in non‐emitting period to achieve an extended life expectancy.

A current source free separate frame compensated voltage-programmed AMOLED pixel circuit is proposed. In the a time periodically assigned to compensate for variation and/or degeneration of all driving transistors and OLEDs performance simultaneously thereby able have enough compensation which not limited by number row lines rate. For rest operation time, does perform any action, allowing sufficient light emission. Moreover, error can be suppressed below 2.50% provided that threshold voltage...

Terahertz spectrum is corresponding with vibration and rotation of liquid molecules. It suitable to identify research the molecular dynamics. As a powerful spectral detection technology, terahertz time-domain spectroscopy (THz- TDS) widely used in solution detection. The absorption coefficient, refractive index dielectric function solutions can be extracted based on spectroscopy. NaCl exists most biological tissues, it very important for life. In this paper, we detected different...