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Delta Electronics Inc patents


Recent patent applications related to Delta Electronics Inc. Delta Electronics Inc is listed as an Agent/Assignee. Note: Delta Electronics Inc may have other listings under different names/spellings. We're not affiliated with Delta Electronics Inc, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "D" | Delta Electronics Inc-related inventors


Power-up control circuit and mobile power bank

A power-up control circuit is provided and includes a pull-down resistor, a pull-down switch, and an enable device. A first terminal of the pull-down resistor is electrically connected to a configuration channel pin of a usb type-c connection port. ... Delta Electronics Inc

Passive compliance mechanism

A passive compliance mechanism includes a fixing member, a base and a stiffness adjustment assembly. The base is installed on the fixing member, and includes two notches and an elastic slice. ... Delta Electronics Inc

Photocuring three-dimensional molding system and vat heating device

A vat heating device is provided, including a vat and a heater. The vat has a bottom plate. ... Delta Electronics Inc

Gate voltage control circuit of insulated gate bipolar transistor and control method thereof

The present disclosure discloses a gate voltage control circuit of an igbt and a control method thereof. The gate voltage control circuit of the igbt comprises a voltage control circuit, an active clamping circuit and a power amplifier circuit. ... Delta Electronics Inc

Intelligent finite-state machine remote control system for air-conditioning equipment

A finite-state machine control system including a cloud control platform, a state machine executor module, an intelligent control system (ics) and air-conditioning equipment is disclosed. The cloud control platform receives a state-machine definition text-file written by and uploaded from a user terminal. ... Delta Electronics Inc

Fan and manufacturing method thereof

A fan includes a motor base, a bearing, an impeller, a stator and a magnetic element. The motor base has a bearing stand in a center portion thereof. ... Delta Electronics Inc

Power supply system and method of operating the same

A power supply system includes a power distribution branch, a charging branch, and a control unit. The power distribution branch receives a first current. ... Delta Electronics Inc

Moving-magnet transfer platform

A moving-magnet transfer platform includes a mover part, a driving part and a stator part. The mover part includes a moving table and a magnet assembly. ... Delta Electronics Inc

Wireless power transmission device

A wireless power transmission device includes a contactless transmitter unit, a contactless receiver unit and a step-down transformer. The transmitter unit receives an input ac power. ... Delta Electronics Inc

Wavelength conversion device

A wavelength conversion device includes a substrate, a wavelength conversion member, and an anti-reflective structure. The wavelength conversion member is disposed on the substrate. ... Delta Electronics Inc

Composite product testing system and testing method

A composite product testing system including a main management system, a test equipment and a burn-in apparatus is disclosed. The test equipment and the burn-in apparatus are both arranged in a burn-in chamber of the testing system. ... Delta Electronics Inc

Flow control and processing cartridge

A flow control and processing cartridge used in a nucleic acid analysis apparatus includes a cartridge body and a reaction chip. The cartridge body includes plural chambers for storing at least one sample and plural biochemical reagents and buffers, and plural channels connected with the plural chambers. ... Delta Electronics Inc

Grounding wire detection circuit

The present disclosure discloses a grounding wire detection circuit, for monitoring whether an electrical device is grounded in real time, the grounding wire detection circuit including: a grounding detection circuit and a sampling control circuit, wherein the grounding detection circuit is electrically connected to a live wire, a neutral wire and a grounding wire of a single-phase three-wire type input, the live wire and the neutral wire are electrically connected to a main circuit of the electrical device; and the sampling control circuit is configured to isolate a current detected by the grounding detection circuit and convert the current into a sampling voltage. The real-time monitoring of whether or not a device is grounded may be achieved by detecting the sampling voltage, so as to alarm, cut off electrical device accordingly, which can improve safety of using the electrical device.. ... Delta Electronics Inc

Fan control device with multiprocessor

A fan control device for controlling a fan includes a communication-processing processor, a fan-controlling processor, and a detection processor. The communication-processing processor receives a fan-controlling instruction from an external system to generate a control signal, generates a detection signal according to a detection request of the external system, and provides state information for the external system. ... Delta Electronics Inc

08/23/18 / #20180238078

Hidden-lock door panel and containing device having the same

A hidden-lock door panel for use in a container includes a door panel body, a covering lid, a first lock, and a second lock. The door panel body includes a hidden space. ... Delta Electronics Inc

08/16/18 / #20180235103

Thin fan

A thin fan includes a frame and a driving device. The fan frame includes a base and a frame shell. ... Delta Electronics Inc

08/16/18 / #20180232030

Power distribution apparatus and method of operating the same

A power distribution apparatus with a backup energy-storing function receives a first input power source, and the apparatus includes an output module, a conversion module, an energy storage unit, and a management unit. When the first input power source is normal, the output module outputs the first input power source. ... Delta Electronics Inc

08/16/18 / #20180232026

Power supply apparatus

Disclosed herein is a power supply apparatus that includes a bearing plate, insulation material and a plurality of pins. The insulation material is formed on two opposite surfaces of the bearing plate. ... Delta Electronics Inc

08/16/18 / #20180231879

Laser light source for projector and laser projection device

A laser light source for projector includes a laser light source module, first and second light receiving modules, a phosphor wheel, and a light combining module. The phosphor wheel has a first and a second side. ... Delta Electronics Inc

08/16/18 / #20180231780

Head mounted display

A head mounted display includes first and second light sources, an image output module and a light guide plate. The first light source is configured to emit a first light. ... Delta Electronics Inc

08/16/18 / #20180231467

Multi-color fluorescent excitation and detection device and nucleic acid analysis apparatus employing same

A multi-color fluorescent excitation and detection device comprises at least one illumination module, a cartridge and at least one detection module. The illumination module provides an illumination light at specified range of wavelengths. ... Delta Electronics Inc

08/16/18 / #20180231009

Thin fan and thin-plate motor

A thin fan includes a frame and a driving device disposed in the frame. The driving device includes a stator structure and a rotor structure. ... Delta Electronics Inc

08/09/18 / #20180227985

Heating apparatus with automatic switching heaters and method of operating the same

A heating apparatus with automatic switching heaters includes a control module, a switch module, and a heating module. The control module receives an input power source. ... Delta Electronics Inc

08/09/18 / #20180227012

Method, apparatus and system for crosstalk suppression of power line communication

Method, apparatus and system for crosstalk suppression of power line communication are provided. The method includes: receiving a joining request message; judging a matching state of the communication terminal based on a history matching record and communication terminal identifier, if matching state of the communication terminal is unmatched: sending a joining response message to the communication terminal; receiving an acknowledgment request message sent by the communication terminal after switch of the communication terminal is turned on; detecting voltage on power line between the communication terminal and an inverter corresponding to the power line communication transmitter, if voltage is within preset voltage range, sending an acknowledgment response message to the communication terminal; storing communication terminal identifier in history matching record and storing matching state of the communication terminal as successfully-matched. ... Delta Electronics Inc

08/09/18 / #20180226895

Power converter and method of control thereof

A flyback power converter includes a hybrid clamp circuit and a corresponding power management unit that substantially optimizes the performance of the flyback power converter in its entire line and load ranges. The clamp circuit, which is connected in parallel to a primary winding of the flyback transformer, includes a parallel combination of a capacitor and resistor that is connected in series with a parallel combination of a switch and a diode. ... Delta Electronics Inc

08/09/18 / #20180226774

Container energy storage system

A container energy storage system is provided, including a container, a plurality of functional assemblies, and a splitting plate, wherein the splitting plate has a connecting port electrically connected to the functional assemblies. The container includes a hollow main body having an opening and two doors pivotally connected to the hollow main body. ... Delta Electronics Inc

08/09/18 / #20180221790

Liquid cooling device and air collector thereof

A liquid-cooling device and an air collector thereof are provided. The air collector includes a tank, an inlet channel, an outlet channel, and a barrier plate. ... Delta Electronics Inc

08/02/18 / #20180214877

Nucleic acid analysis apparatus

A nucleic acid analysis apparatus with isothermal based amplification includes a chamber, a fluid delivery unit, a thermal unit, a rotational driven unit and at least one optical unit. The chamber includes a cartridge mounted therein. ... Delta Electronics Inc

08/02/18 / #20180214108

Scanning imaging device and animal carrying bed thereof

An animal carrying bed includes a tubular unit, an electrical connector and an end cover unit. The electrical connector is arranged on one end of the tubular unit, and the end cover unit is arranged at another end thereof. ... Delta Electronics Inc

07/26/18 / #20180213675

Multi-channel power source

A multi-channel power source includes at least one first power conversion unit, at least one second power conversion unit and a heat dissipation device. The first power conversion unit has a plurality of first subsidiary units. ... Delta Electronics Inc

07/26/18 / #20180212535

Cascade converter system and method of putting converter module of the same into operation

A method of putting a converter module of a cascade converter system into operation, wherein the cascade converter system includes: n converter modules; n bypass switch modules; and a system controller, wherein the method includes: a module pre-plug-in step: m bypass switch modules of the n bypass switch modules being in a non-bypass state, and remaining n-m bypass switch modules being in a bypass state, the system controller communicating with the module controllers of the m converter modules, such that the m converter modules operate according to a first control signal, wherein 1≤m<n; a module plug-in step: the system controller controls the (m+1)th bypass switch module to change from the bypass state to the non-bypass state; and a module post-plug-in step: the system controller communicating with the module controllers of the m+1 converter modules, such that the m+1 converter modules operate according to a second control signal.. . ... Delta Electronics Inc

07/26/18 / #20180212532

Power module cascaded converter system

Disclosed is a power module cascaded converter system, a control sub-system thereof includes a master controller, and is provided with switch modules corresponding one-to-one to power modules. For each switch module, before the corresponding power module is removed, a driver circuit thereof can drive the switch circuit into a closed state through a control signal sent from the master controller, so as to bypass the power module. ... Delta Electronics Inc

07/26/18 / #20180212479

Fan rotor

A fan rotor includes a rotating shaft, a metal body, at least one rotor magnet and a vane wheel. The metal body has at least one top surface, at least one cylindrical portion and at least one connecting portion. ... Delta Electronics Inc

07/26/18 / #20180212339

Electronic device and connecting method

An electronic device connected to a wire is provided, including a printed circuit board having a hole, a hollow tube, a plurality of blades separated from each other, and a solder, wherein the wire in inserted into the hollow tube and electrically connected to the printed circuit board. The hollow tube is extended through the hole. ... Delta Electronics Inc

07/26/18 / #20180211761

High-voltage transformer and electronic power apparatus

The present disclosure provides a high-voltage transformer and an electronic power apparatus. The high-voltage transformer includes a magnetic core, a secondary coil unit, and a primary coil unit. ... Delta Electronics Inc

07/26/18 / #20180211416

Imaging method for computer tomographic system

An imaging method for computed tomographic system (1) includes following steps of: controlling a computed tomographic system (1) to receive a description operation for configuring description data; selecting one of a plurality of imaging parameter sets corresponding to different template data, wherein each imaging parameter set is used to maximize a contrast-to-noise ratio of the three-dimensional imaging data (34) matching with the corresponding template data; and, controlling the computed tomographic system (1) to execute a three-dimensional imaging operation according to the selected imaging parameter set for obtaining the three-dimensional imaging data (34). The present disclosed example has the ability of effectively reducing a technical threshold of operating the computed tomographic system (1) via automatically selecting the suitable one of the complex imaging parameter sets according to the comprehensible description operation.. ... Delta Electronics Inc

07/26/18 / #20180209598

Wide-angle linear led lighting device

A wide-angle linear led lighting device includes a polygonal lampshade, a base and at least two led modules. The polygonal lampshade includes at least two lateral parts and an installation part. ... Delta Electronics Inc

07/19/18 / #20180206338

Power conversion device

A power conversion device includes an input conversion module, an output conversion module, a filtering module and a controlling module, which are installed on a main board. The main board includes a first edge, a second edge, a third edge and a fourth edge. ... Delta Electronics Inc

07/19/18 / #20180205323

Synchronous rectification module

The present invention provides a synchronous rectification module. The synchronous rectification module includes a circuit board, a transformer, two synchronous rectification sets and a grounding set. ... Delta Electronics Inc

07/19/18 / #20180204666

Coupled-inductor module and voltage regulating module comprising the same

A coupled-inductor module includes: a magnetic core including a first magnetic column, a second magnetic column, a third magnetic column extending in a first direction and two covers extending in a second direction, the first magnetic column disposed between the second magnetic column and the third magnetic column, the two covers respectively connected to the ends of the first magnetic column, the second magnetic column and the third magnetic column; and windings including a first winding and a second winding respectively wound around the first magnetic column, the first winding and the second winding being spaced apart from each other in the first direction. The magnetic core is provided with at least one air gap, and the windings and the air gap are not overlapped with each other.. ... Delta Electronics Inc

07/19/18 / #20180203243

Near-eye display device

A near-eye display device includes an image output module, a coded-aperture module, and a light-guiding component. The image output module is configured to provide at least one image. ... Delta Electronics Inc

07/19/18 / #20180202723

Vapor chamber

A vapor chamber is provided. The vapor chamber is adapted to be thermally connected to an electronic element. ... Delta Electronics Inc

07/12/18 / #20180196486

Usb control apparatus and signal control method for the same

A usb control apparatus is connected between a power supply and an external interface, and the usb control apparatus includes a first connection port connected to the power supply; a second connection port connected to the external interface; a control unit connected to the first connection port; and a first conversion unit connected between the control unit and the second connection port. The control unit detects a power source outputted from the power supply and outputs first information to the first conversion unit. ... Delta Electronics Inc

07/12/18 / #20180196110

Testing apparatus for power supply unit and method for the same

A testing apparatus is used for testing a usb type power supply unit connected to a power supply unit and includes: a connection port receiving a power supply from the power supply unit; a first conversion unit connected to the connection port and converting the power supply to an input voltage; a control unit connected to the connection port and the first conversion unit and receiving the input voltage; a plurality of switch units connected to the control unit. The control unit obtains the number of voltage values of the power supply according to power supply information by the power supply unit; the number of voltage values of the power supply is the number of different voltage values that the power supply can support, and each voltage value corresponds to the switch units.. ... Delta Electronics Inc

07/12/18 / #20180195516

Fan frame module and fan module

A fan frame module comprises a frame and a wire-stopping structure. In the frame, an outer wall is divided into a first side section, a first mid section, a central section, a second mid section and a second side section in a first direction. ... Delta Electronics Inc

07/12/18 / #20180194010

Mechanism-parameter-calibration method for robotic arm system

A mechanism-parametric-calibration method for a robotic arm system is provided, including: controlling the robotic arm to perform a plurality of actions so that one end of the robotic arm moves toward corresponding predictive positioning-points; determining a predictive relative-displacement between each two of the predictive positioning-points; after each of the actions is performed, sensing three-dimensional positioning information of the end of the robotic arm; determining, according to the three-dimensional positioning information, a measured relative-displacement moved by the end of the robotic-arm when each two of the actions are performed; deriving an equation corresponding to the robotic arm from the predictive relative-displacements and the measured relative-displacements; and utilizing a feasible algorithm to find the solution of the equation. When an ambient temperature changes or a stress variation on the robotic arm exceeds a predetermined range, re-obtaining the set of mechanism parametric deviations corresponds to a current robot configuration.. ... Delta Electronics Inc

07/05/18 / #20180191342

Driving circuit of a power circuit

A power circuit includes a power transistor sinking a power current according to a voltage of a driving node and a driving circuit which includes a first bootstrap circuit, a second bootstrap circuit receiving a second internal signal to generate a first internal signal, a pre-driver receiving a third internal signal to generate the second internal signal, and a hysteresis circuit receiving a control signal to generate the third internal signal with a hysteresis. The first bootstrap circuit includes a high-side transistor providing a supply voltage to the driving node according to a high-side voltage, a low-side transistor electrically connecting the driving node to the ground according to the first internal signal, and a charge pump generating the high-side voltage exceeding the supply voltage according to the first internal signal and the second internal signal.. ... Delta Electronics Inc

07/05/18 / #20180191245

Driving circuit of a power circuit

A power circuit includes a power transistor flowing a power current to a ground according to the voltage of a driving node, a driving circuit, and a pre-driver. The driving circuit includes a high-side transistor providing a supply voltage to the driving node according to a high-side voltage of a high-side node, a low-side transistor coupling the driving node to the ground according to a first internal signal, and a charge pump coupled to the high-side node and the driving node and generating the high-side voltage that exceeds the supply voltage according to the first internal signal. ... Delta Electronics Inc

07/05/18 / #20180191244

Driving circuit of a power circuit and a regulator

A regulator converting an input voltage into a supply voltage includes a first differential amplifier, a second differential amplifier, a pass element, and a feedback voltage divider. The first differential amplifier includes a reference voltage with a feedback voltage to generate a first output voltage and a first inverse output voltage. ... Delta Electronics Inc

07/05/18 / #20180191219

Slim reel-type brushless motor and insulation seat thereof

An insulation seat of a slim reel-type brushless motor includes a ring-shaped bottom plate, an inner plate and an outer plate. The ring-shaped bottom plate has an opening. ... Delta Electronics Inc

06/28/18 / #20180178394

Tool driving module and robot manipulator employing same

A tool driving module for a robot manipulator comprising an end-shaft is disclosed. The tool driving module comprises a connection part, a motor driving module, a driving arm and a tool fixing bracket. ... Delta Electronics Inc

06/28/18 / #20180177471

Scanning imaging device, carrier and carrier positioning device

A carrier positioning device includes a carrying base (100) and a carrier (200). A clamp (110) is arranged on the carrying base (100) and a protruding hook (113) protrudes from one side of a distal end (111) of the clamp (110). ... Delta Electronics Inc

06/21/18 / #20180177063

Electronic device and metal housing thereof

A metal housing is provided. The metal housing includes a bottom plate, a first side plate, a second side plate, a third side plate, a fourth side plate, and a ground portion. ... Delta Electronics Inc

06/21/18 / #20180175724

Power conversion device and power conversion system

The disclosure discloses a power conversion device and a power conversion system. The power conversion device comprises a plurality of conversion branches, each comprising an input terminal and an output terminal. ... Delta Electronics Inc

06/21/18 / #20180175719

Power unit and power electronic converting device using the same

A power unit includes: a plurality of power converters, a first output terminal of one of two adjacent power converters among the plurality of power converters is connected successively to a second output terminal of the other one of the two adjacent power converters; a local controller configured to output a plurality of control signals; and a plurality of driving circuits configured to output driving signals according to the plurality of control signals, to drive the plurality of power semiconductor switches to be turned on and off, wherein the control signals corresponding to the power semiconductor switches in the same position of the plurality of power converters are the same, the power semiconductor switches in the same position of the plurality of power converters are simultaneously turned on and off.. . ... Delta Electronics Inc

06/21/18 / #20180174737

Pcb winding transformer and coil board thereof

The present disclosure discloses a pcb winding transformer and a coil board thereof. The pcb winding transformer comprises a coil board and a magnetic core. ... Delta Electronics Inc

06/21/18 / #20180174725

Coil windng

A coil winding includes a coil. The coil has a first winding segment and a second winding segment. ... Delta Electronics Inc

06/21/18 / #20180172733

Magnetic assembly and magnetic core set thereof

A magnetic assembly includes a magnetic core, a magnetic core set, a circuit board and a positioning plate. The magnetic core set includes a first magnetic member, two second magnetic members and a plurality of third magnetic members. ... Delta Electronics Inc

06/14/18 / #20180167898

Radio-frequency power supply, radio-frequency amplifier and method for improving efficiency of radio-frequency amplifier

A method for improving an efficiency of a radio-frequency amplifier includes following steps. A set of predetermined parameters are set. ... Delta Electronics Inc

06/14/18 / #20180166910

Charging system and method thereof

A charging system and a method are provided. The charging system includes a power supply device, a charging module and a battery module. ... Delta Electronics Inc

06/14/18 / #20180164541

Digital micromirror device projector

A digital micromirror device projector is provided. The digital micromirror device projector includes a digital micromirror device chip, a heat conductive member, a thermo-electric cooler unit and a thermal insulator. ... Delta Electronics Inc

06/07/18 / #20180160104

Head mounted display

A head mounted display includes a first and second light sources, a light turning prism, a field lens group, an image output module, a first and second eyepiece modules. The first and second light sources are respectively configured to emit first and second lights. ... Delta Electronics Inc

06/07/18 / #20180159437

Control method and control apparatus for flyback circuit

The present invention discloses a control method and a control apparatus for a flyback circuit. The flyback circuit includes a primary switch, a secondary rectifier unit, a transformer and an output capacitor. ... Delta Electronics Inc

06/07/18 / #20180159364

Power redundant system and operation method for the same

A power redundant system includes a switch module, a power-supplying module and a control unit. The switch module includes switch units. ... Delta Electronics Inc

06/07/18 / #20180156852

Method and apparatus for monitoring capacitance of dc bus capacitor

A method for monitoring capacitance of dc bus capacitor of a power electronic converter is provided, wherein the power electronic converter includes at least one ac/dc conversion circuit and the dc bus capacitor, a power input/output interface of the ac/dc conversion circuit including a first terminal and a second terminal. The first terminal is connected to an ac grid with a frequency of f, the second terminal is connected to the dc bus capacitor, f is any positive real number, and the method includes: measuring a pulsating power with a frequency of 2f flowing through the dc bus capacitor and a voltage on the dc bus capacitor; and calculating the capacitance of the dc bus capacitor based on the pulsating power and the voltage on the dc bus capacitor. ... Delta Electronics Inc

06/07/18 / #20180153362

Toilet seat device and supporting device

A toilet seat device is provided, including a toilet seat, at least one heat source, and at least one heat-conducting member. The toilet seat has at least one chamber therein. ... Delta Electronics Inc

05/31/18 / #20180153046

Apparatus for installing high and low voltage conversion circuit, high and low voltage conversion system and power source

An apparatus for installing a high and low voltage conversion circuit, a high and low voltage conversion system and a power source are described. The apparatus includes: a first housing made of an insulation material and a second housing made of a metallic material, each being provided with two openings at both ends respectively in same direction; first and second housings are fixed, and are in contact on at least part of surfaces thereof; a first cavity and a second cavity are formed in first and second housings for installing a high-voltage circuit and a low-voltage circuit respectively, a high voltage terminal connected with high-voltage circuit and a low voltage terminal connected with low-voltage circuit are inserted through one opening of first housing and one opening of second housing respectively.. ... Delta Electronics Inc

05/31/18 / #20180152115

Power conversion device and power converting method

A power conversion device is disclosed herein. The power conversion device includes an ac/dc converter, a dc/dc converter, and a dc/dc isolation converter. ... Delta Electronics Inc

05/31/18 / #20180152097

Discharge control method for bus capacitor in power converter

The present disclosure discloses a method of discharging a bus capacitor in a power converter, the method comprising: outputting a plurality of pulse control signals to the corresponding plurality of power semiconductor switch groups when the working state of the power converter is in a discharge state and the state of the main circuit breaker is open to control the on and off of the plurality of power semiconductor switch groups, respectively, so as to form a discharge loop between the positive terminal and the negative terminal of the bus capacitor within at least a preset time, thereby causing the bus capacitor to discharge. Since a discharge loop is formed by the bus capacitor and the bridge arms and the energy of the bus capacitor is consumed by a power device, thereby the peak value and discharge rate of discharge current can be effectively controlled without adding additional discharge elements.. ... Delta Electronics Inc

05/31/18 / #20180152070

Stator

A stator is applied in an electrical motor. The stator includes a hollow iron core and a plurality of coil windings. ... Delta Electronics Inc

05/24/18 / #20180145508

Power distribution apparatus and operation method for the same

A power distribution apparatus includes a power source terminal, a power-distributing module, at least a power distribution module, an input detection unit, at least an output detection unit and a management unit. The power source terminal receives an input power. ... Delta Electronics Inc

05/24/18 / #20180145018

Semiconductor devices and package structures comprising the same

A semiconductor device is provided. The semiconductor device includes a substrate; an active layer disposed on the substrate; a via through the active layer; and a plurality of electrodes disposed on the active layer and into the via. ... Delta Electronics Inc

05/24/18 / #20180143518

Projector module and heat dissipation assembly thereof

A heat dissipation assembly for cooling a rotating heat source includes at least one casing, a blower, and a heat dissipation module. The casing has an accommodating space, a first opening, and a second opening. ... Delta Electronics Inc

05/17/18 / #20180139065

Power distribution unit, power distribution system and network-connecting relay method thereof

A power distribution system capable of network-connecting relay is provided. Power distribution units of the power distribution system execute a master-node-arbitrating process to generate an arbitration result, and respectively switch to a master node mode for being a master node or a slave node mode for being a slave node according to the arbitration result. ... Delta Electronics Inc

05/17/18 / #20180138853

Electronically commutated fan system

An electronically commutated fan system includes an alternating-current-to-direct-current conversion unit, an inverter unit and a control unit. The alternating-current-to-direct-current conversion unit converts an alternating-current input power source into a first direct-current power source. ... Delta Electronics Inc

05/17/18 / #20180138721

Electric vehicle supply equipment and charging method

An electric vehicle supply equipment includes a plurality of first power modules and a control circuit. The first power modules are electrically coupled in series at output and configured to provide a charging current and a charging voltage to charge an electric vehicle. ... Delta Electronics Inc

05/17/18 / #20180138703

Power distribution unit capable of automatically switching power source

A power distribution unit is disclosed. The power distribution unit comprises a plurality of input assemblies respectively connected to a plurality of power sources for inputting power, a plurality of output assemblies for outputting processed power, a power distributing module for transmitting the power, and a power switch module. ... Delta Electronics Inc

05/17/18 / #20180137973

Wrapping method for common mode inductor

The present disclosure provides a wrapping method for the common mode inductor. The common mode inductor includes a first coil winding and a second coil winding. ... Delta Electronics Inc

05/17/18 / #20180136457

Wavelength converter

A wavelength converter includes a substrate, a phosphor layer, a light transmission member, and a centroid adjustment member. The substrate is configured to be sleeved onto a drive shaft of a motor and has a hollow hole located within an outer edge of the substrate. ... Delta Electronics Inc

05/10/18 / #20180131925

Stereo display device

A stereo display device includes a light source module, a portrait display module, and first, second, and third lenticular lens. The light source module sequentially provides a plurality of groups of timing light. ... Delta Electronics Inc

05/10/18 / #20180131294

Motor driving system and motor operation recovering method

A motor driving system is configured for driving a motor, which is under an inertial rotation status without being driven, to stably rotate from an original speed to a target speed. The motor driving system includes a sensing unit, a control unit and a driving unit. ... Delta Electronics Inc

05/10/18 / #20180131286

Converter and control method thereof

A converter includes a transformer, a main switch, an active clamping circuit, a synchronous rectifying switch and a processing circuit. The transformer includes a primary winding and a secondary winding. ... Delta Electronics Inc

05/10/18 / #20180131279

Multi-stage power converter and control method thereof

A multi-stage power converter includes a first-stage power conversion circuit, a second-stage power conversion circuit, a second-stage analogic sampler, a pulse width modulator, a first isolator, a pulse width analyzer and a control unit. The second-stage analogic sampler samples power parameter from the second-stage power conversion circuit. ... Delta Electronics Inc

05/10/18 / #20180131271

Precharge device and frequency converter

The present disclosure provides a precharge device and a frequency converter. The precharge device is applied in a flying capacitor type multi-level converter circuit, and the multi-level converter circuit includes: a flying capacitor, a bus capacitor, a first and second semiconductor components, wherein the first semiconductor component is electrically connected between a first end of the flying capacitor and a first end of the bus capacitor, and the second semiconductor component is electrically connected between a second end of the flying capacitor and a second end of the bus capacitor; and the precharge device includes: an ac source; and an auxiliary circuit electrically connected with the ac source, wherein the auxiliary circuit reuses the first and second semiconductor components, and the ac source charges the flying capacitor and the bus capacitor through the auxiliary circuit.. ... Delta Electronics Inc

05/10/18 / #20180131163

Power distribution unit with hot-swappable module and power management system

A power distribution unit includes a power input terminal, a main body, plural power-providing units, a coupling module and a hot-swappable module. The plural power-providing units are installed on the main body and electrically connected with plural electronic devices to provide electric power to the plural electronic devices. ... Delta Electronics Inc

05/10/18 / #20180128312

Motor having shock-proof design

A motor includes a shaft, a shell, a sleeve, an abrasion-resistance piece, a bearing, an oil seal, and several compressed springs. The shaft has an axial line. ... Delta Electronics Inc

05/10/18 / #20180128108

Axial fan and control method thereof

An axial fan includes a fan frame, an impeller and a motor. The fan frame has a frame body, a base and plural connecting members. ... Delta Electronics Inc

05/10/18 / #20180127805

Multi-channel fluorescence detection device

The multi-channel fluorescence detection device includes an illumination module, plural heating chambers, a detection module and a transmission module. The illumination module includes at least one light source, plural different types of excitation filters, and a first rotational drum, wherein the light source provides a broad band illumination, each of the excitation filters passes light at a particular band width for exciting a targeted fluorescent probe, and the first rotational drum drives the excitation filters. ... Delta Electronics Inc

05/03/18 / #20180124922

Power module with lead component and manufacturing method thereof

The present invention provides a power module and a manufacturing method thereof. The power module includes a carrier board and a lead component stacked relative to the carrier board. ... Delta Electronics Inc

05/03/18 / #20180123447

Control method and control device

A control method, which is applied to a conversion circuit including at least one bridge arm and an inductor, the bridge arm including an upper semiconductor switch and a lower semiconductor switch connected in series, and one end of the inductor being connected to a midpoint of the bridge arm, includes: judging a direction of current of the inductor when a scram event occurs in the conversion circuit; turning on the upper semiconductor switch and turning off the lower semiconductor switch when the direction of current of the inductor is judged as a first direction, wherein the first direction is a forward conduction direction of the lower semiconductor switch; and turning off the upper semiconductor switch and turning on the lower semiconductor switch when the direction of current of the inductor is judged as a second direction.. . ... Delta Electronics Inc

05/03/18 / #20180122756

Packaging process of electronic component

A packaging process of an electronic component includes the following steps. Firstly, a semi-package unit is provided. ... Delta Electronics Inc

05/03/18 / #20180122562

Power module and magnetic component thereof

A power module including a power device and a magnetic component is provided. The magnetic component is stacked with the power device and a vertical projection of the magnetic component is at least partially overlapping with the power device. ... Delta Electronics Inc

04/19/18 / #20180109217

Synchronous motor control circuit and control method

A control method for controlling a synchronous motor includes calculating d-axis and q-axis current commands according to a frequency command and frequency of the synchronous motor by a mtpa control unit; when a feedback output voltage of the synchronous motor is larger than a control level, outputting a flux-weakening current command by a voltage control unit; calculating a flux-weakening current feed-forward value according to the frequency, a target level and the q-axis current command by a feed-forward control unit; when the sum of the flux-weakening current command and the flux-weakening current feed-forward value is smaller than the d-axis current command, adjusting the d-axis current command by the sum of the flux-weakening current command and the flux-weakening current feed-forward value; and outputting d-axis and q-axis voltage commands according to the adjusted d-axis current command and the q-axis current command to control the synchronous motor.. . ... Delta Electronics Inc

04/19/18 / #20180109115

Electronic device

An electronic device includes a magnetic element, and a first circuit module. The magnetic element includes a magnetic core set and a winding assembled in the magnetic core set. ... Delta Electronics Inc

04/19/18 / #20180108470

Inductor and converter having the same

The present disclosure discloses an inductor and a converter having the same. The inductor includes a magnetic core and a winding, the winding is provided within a window of the magnetic core, the winding includes a main body part and a sampling part, the main body part and the sampling part are connected in series, and a length ratio of the sampling part to the main body part is less than 2; wherein the main body part is formed of a low resistivity conductive material, the sampling part is formed of a low temperature coefficient conductive material, and a current flowing through the inductor is sampled across two ends of the sampling part. ... Delta Electronics Inc

04/19/18 / #20180108281

Electronic ballast system for signage light

An electronic ballast system for signage light includes a first lamp string, a second lamp string, a first inverter and a second inverter. The first lamp string includes at least one first lamp tube. ... Delta Electronics Inc

04/05/18 / #20180098406

Lighting system, power drawing device using single live wire and method for controlling the same

A power drawing device using a single live wire includes a first and second mechanical switches, and a power drawing circuit, wherein the first mechanical switch includes a first contact connected to a live wire, a third contact connected to a first light adjusting circuit, and a fifth contact connected to the first light adjusting circuit; the second mechanical switch includes a first contact connected to the live wire, a third contact connected to a second light adjusting circuit, a fifth contact connected to the second light adjusting circuit, and a sixth contact connected to the first mechanical switch; and the power drawing circuit includes a first terminal connected to the live wire, a second terminal connected to the second mechanical switch, a third terminal connected to the first light adjusting circuit, and a fourth terminal connected to the second light adjusting circuit.. . ... Delta Electronics Inc

04/05/18 / #20180098054

Multi-view display

A multi-view display includes a display panel and a lenticular lens. The multi-view display has a first direction. ... Delta Electronics Inc

04/05/18 / #20180097442

Power supply device and control method thereof

A power supply device includes a pf correction circuit, a power switching circuit and a control circuit. The pf correction circuit converts an input voltage to a bus voltage according to a control signal to supply a later stage circuit. ... Delta Electronics Inc

04/05/18 / #20180097441

Power conversion device

The present disclosure provides a power conversion device for receiving and converting an ac power provided by an ac power source. The power conversion device includes a power conversion circuit and a surge bypass circuit. ... Delta Electronics Inc

04/05/18 / #20180096921

Package structures

A package structure is provided. The package structure includes a leadframe including a plurality of connection portions; a device including a substrate, an active layer disposed on the substrate and a plurality of electrodes disposed on the active layer, wherein the electrodes of the device are connected to the connection portions of the leadframe; a conductive unit having a first side and a second side, wherein the first side of the conductive unit connects to the substrate of the device and the conductive unit connects to at least one of the connection portions of the leadframe; and an encapsulation material covering the device and the leadframe, wherein the second side of the conductive unit is exposed from the encapsulation material.. ... Delta Electronics Inc

04/05/18 / #20180096811

Contact mechanism of electromagnetic relay

A contact mechanism of an electromagnetic relay comprises a contact assembly, a movable contact assembly and a driving unit. The contact assembly comprises a bottom plate, an upper case disposed on the bottom plate, and two stationary contact heads disposed on and penetrating the upper case. ... Delta Electronics Inc

03/29/18 / #20180091062

Power converting device, power supply, and control method thereof

A power converting device includes a first and a second power module electrically coupled in parallel, a loop current limiting circuit and a driving circuit. A first and a second terminal of the loop current limiting circuit are coupled to the first and the second power module respectively. ... Delta Electronics Inc

03/29/18 / #20180090281

Asymmetric electrical double-layer capacitor using electrochemical activated carbon

An asymmetric supercapacitor includes a negative electrode made of a first carbon, a positive electrode made of a soft carbon, a separator and an electrolyte. The separator is disposed in between the negative and positive electrodes. ... Delta Electronics Inc

03/29/18 / #20180087844

Heat pipe structure

A heat pipe structure includes a first plate, a second plate and a plurality of wick structures. The second plate is connected to the first plate to form a chamber. ... Delta Electronics Inc

03/22/18 / #20180083453

Power converting module, power generating system, and control method thereof

A power converting module includes a generator-side converting circuit, a grid-side converting circuit, and a controlling and driving circuit. The generator-side converting circuit is configured to receive an input voltage and output a first current according to the input voltage. ... Delta Electronics Inc

03/22/18 / #20180082980

Package module, stack structure of package module, and fabricating methods thereof

A package module includes a power module, a first thermal dissipating component and a packaging plastic. The power module includes a substrate and at least one power semiconductor component disposed on the substrate. ... Delta Electronics Inc

03/22/18 / #20180080879

Optical detection system

An optical detection system includes a light emitting module, a test strip and a receiving module. The light emitting module includes a light source and a first light shielding unit. ... Delta Electronics Inc

03/22/18 / #20180080645

Ventilating and illuminating apparatus

The present invention provides a ventilating and illuminating apparatus. The ventilating and illuminating apparatus includes a ventilating fan, a connecting frame, an illuminating device and a connecting shaft. ... Delta Electronics Inc

03/22/18 / #20180080066

Primer pair, kit and method for detecting ehrlichia canis

Primer pair, kit and method for detecting ehrlichia canis are disclosed. The primer pair includes a forward primer and a reverse primer, and the kit includes the primer pair and a probe. ... Delta Electronics Inc

03/15/18 / #20180076728

Power conversion module

The disclosure relates to a power conversion module, including: a substrate including a routing layer and an insulating layer, the routing layer including a first routing area and a second routing area; an electronic device provided on the first routing area and electrically connected to the first routing area and the second routing area, respectively; a vertical type power device provided on the second routing area and electrically connected to the second routing area; and a capacitor provided on the substrate, disposed between the electronic device and the vertical type power device, and electrically connected to the electronic device and the vertical type power device, respectively. The power conversion module is provided with all devices on the same substrate, thus cost is reduced, yield rate and reliability are improved, and parasitic inductance inside the power conversion module can be reduced.. ... Delta Electronics Inc

03/15/18 / #20180076718

Power module

A power module includes a circuit board and a load group. The load group is installed on the circuit board. ... Delta Electronics Inc

03/15/18 / #20180076640

Power conversion device

A power conversion device includes a thermal conductive substrate, a dc-to-dc converter circuit assembly, an on board charger module (obcm) circuit assembly and at least one electric wire. The thermal conductive substrate has a first surface and a second surface opposite to each other. ... Delta Electronics Inc

03/15/18 / #20180074389

Projection apparatus

A phosphor device of an illumination system emitting a first waveband light and having an optical path includes a first section and a first phosphor agent. The first phosphor agent is coated on the first section. ... Delta Electronics Inc

03/15/18 / #20180074098

Current detecting apparatus

A current detecting apparatus measures an input current or an output current of an electronic apparatus. The current detecting apparatus includes a current detecting module, a direct-current measurement module and a current detecting module. ... Delta Electronics Inc

03/15/18 / #20180073058

Primer pair, kit and method for detecting anaplasma platys

Primer pair, kit and method for detecting anaplasma platys are disclosed. The primer pair includes a forward primer and a reverse primer, and the kit includes the primer pair and a probe. ... Delta Electronics Inc

03/15/18 / #20180071728

Nucleic acid analysis apparatus

A nucleic acid analysis apparatus with isothermal based amplification includes a chamber, a fluid delivery unit, a thermal unit, a rotational driven unit and at least one optical unit. The chamber includes a cartridge mounted therein. ... Delta Electronics Inc

03/08/18 / #20180066838

Ventilation fan with lamp

A ventilation fan with lamp is installed to the ceiling having an installing opening. The ventilation fan includes a housing, a fan module, and a lamp module. ... Delta Electronics Inc

03/08/18 / #20180066664

Thin cooling fan

A thin cooling fan includes a fan shell, a motor, a plurality of blades, and a pcb. The fan shell comprises a base plate and a shell cover which cover to each other to form an inner space. ... Delta Electronics Inc

03/01/18 / #20180063994

Heat dissipation assembly

A heat dissipation assembly includes a condenser, an evaporator, a vapor conduit, and a liquid conduit. The condenser has a condensing chamber therein. ... Delta Electronics Inc

03/01/18 / #20180062638

Power chip and bridge circuit

A power chip and a bridge circuit are disclosed in the present disclosure. The power chip includes a metal region and a wafer region, wherein the power chip further includes: a first power switch, formed in the wafer region; and a second power switch, formed in the wafer region, wherein the first and second power switches constitute an upper bridge arm and a lower bridge arm of a bridge circuit, respectively. ... Delta Electronics Inc

03/01/18 / #20180062540

Power conversion system and operation method for the same

A power conversion system includes an input capacitor group, a first-converting circuit, a second-converting circuit, a first filter circuit, a second filter circuit, a third filter circuit and a control circuit. The input capacitor group receives a direct-current-input voltage. ... Delta Electronics Inc

03/01/18 / #20180062529

Converter and control method thereof

A converter includes a transformer, a main switch, an active clamp circuit, and a control circuit. The transformer includes a primary winding and a secondary winding, and is configured to receive an input voltage and output an output voltage to a load. ... Delta Electronics Inc

03/01/18 / #20180062495

Series-parallel converter system and control method thereof

A series-parallel converter system includes: a first set of parallel circuitries including a plurality of first circuitries in parallel with each other; a second set of parallel circuitries including a plurality of second circuits in parallel with each other, the second circuit being controlled in a second control method; wherein an input end of the first set of parallel circuitries and an input end of the second set of parallel circuitries are connected in series with an input power supply; and wherein the first circuitry in the first set of parallel circuitries includes: a first circuit being controlled in a first control method; and a first control circuitry electrically connected with the first circuit and configured to generate a first control signal for controlling the first circuit based on a variable intercept compensation, and an input voltage, a first output current and a virtual impedance of the first circuit.. . ... Delta Electronics Inc

03/01/18 / #20180062379

Photovoltaic power generation system and method for shutting down the same

A photovoltaic power generation system includes a plurality of photovoltaic arrays, a plurality of shutdown units and an inverter. The shutdown unit is adjacent to the corresponding photovoltaic array, connected in parallel with the corresponding photovoltaic array, and electrically connected to the inverter via high voltage wires; the photovoltaic power generation system further includes a control unit configured to receive a detection signal indicating a state of the ac side of the inverter, monitor whether the ac side of the inverter is in a power-off state according to the detection signal, and generate a first power-off signal when the ac side of the inverter is in the power-off state; and the shutdown units are configured to receive the first power-off signal, and stop a power transmission from the photovoltaic arrays to the inverter according to the first power-off signal.. ... Delta Electronics Inc

03/01/18 / #20180059749

Power chip

A power chip includes: a first power switch, formed in a wafer region and having a first metal electrode and a second metal electrode; a second power switch, formed in the wafer region and having a third metal electrode and a fourth metal electrode, wherein the first and second power switches respectively constitute an upper bridge arm and a lower bridge arm of a bridge circuit, and the first and second power switches are alternatively arranged along at least one dimension direction; and a metal region, at least including a first metal layer, a second metal layer and a third metal layer that are stacked in sequence, each metal layer including a first strip electrode, a second strip electrode and a third strip electrode, and strip electrodes with the same voltage potential in two adjacent metal layers are electrically coupled.. . ... Delta Electronics Inc

03/01/18 / #20180059705

Interleaved parallel circuit, integrated power module and integrated power chip

The present disclosure provides an interleaved parallel circuit, an integrated power module and an integrated power chip. The interleaved parallel circuit includes a first bridge arm and a second bridge arm at least partly formed in a wafer containing a plurality of first cell groups and a plurality of second cell groups. ... Delta Electronics Inc

03/01/18 / #20180058470

Fan and frame structure thereof

A fan includes an impeller, a drive device, and a frame structure. The driving device drives the impeller to rotate, and the frame structure accommodates the driving device. ... Delta Electronics Inc

03/01/18 / #20180057892

Primer pair, kit and method of detecting babesia canis

Primer pair, kit and method of detecting babesia canis are disclosed. The primer pair includes a forward primer and a reverse primer, and the kit includes the primer pair and a probe. ... Delta Electronics Inc

02/22/18 / #20180054920

Heat sink module and manufacturing method thereof

In a heat sink module and a manufacturing method thereof, the method includes steps of: forming a heat dissipation fin set by aluminum extrusion process, wherein the heat dissipation fin set includes a plate, a plurality of fins extending from one side of the plate and being arranged spaced apart from one another, and a joint portion formed on the other side of the plate; placing the plate in a mold; injecting molten metal into the mold; forming a base by die-casting of the molten metal. The plate and the joint portion are wrapped by the base. ... Delta Electronics Inc

02/22/18 / #20180054135

Converter circuit and method of converting power

A converter circuit includes an inverter and a controller. The inverter is configured to receive an input voltage and to convert the input voltage into a primary-side alternating-current (ac) voltage in a first inversion mode or a second inversion mode. ... Delta Electronics Inc

02/15/18 / #20180047822

Semiconductor device

A semiconductor device includes an active layer, a source electrode, a drain electrode, a gate electrode, a first insulating layer, a gate metal layer, a via, a first source metal layer, a drain metal layer, and a second source metal layer. The source electrode, the drain electrode, and the gate electrode are present on the active layer. ... Delta Electronics Inc

02/08/18 / #20180042082

Led lighting module having tunable correlated color temperature and control method thereof

An led lighting module comprises a plurality of serially-connected led strings, which include n led strings from a first led string to an nth led string, and each led string has a specific driven voltage. The control method comprises steps of: (a) receiving an ac voltage signal and converting the ac input signal into a first ac signal; (b) receiving the first ac signal and converting the first ac signal into a first dc signal; and (c) if the first dc signal exceeds the sum of the driven voltages from the first led string to an nth led string, driving the serially-connected led strings from the first led string to the nth led string sequentially, wherein n is smaller than or equal to n, so as to adjust the correlated color temperature of the light emitted by the led lighting module.. ... Delta Electronics Inc

02/08/18 / #20180041122

Insulation detecting circuit, power converting device and insulation impedance value detecting method

An insulation detecting circuit includes a first switching unit, a second switching unit, a detecting resistor, a processing unit, and a voltage detecting unit. The second switching unit is electrically coupled to the first switching unit. ... Delta Electronics Inc

02/08/18 / #20180041110

Power conversion system and method for suppressing the common-mode voltage thereof

The present disclosure discloses a power conversion system and a method for suppressing the common-mode voltage. The power conversion system comprises a grid-side converter, a motor-side converter, a bus capacitor, a first reactor, a second reactor, and a third reactor. ... Delta Electronics Inc

02/08/18 / #20180041035

High-power conversion system

A high-power conversion system includes a switching circuit and at least one reactor, the at least one reactor being electrically connected to the switching circuit, and the core of the at least one reactor being electrically connected to a potential point of the high-power conversion system.. . ... Delta Electronics Inc

02/08/18 / #20180040444

Smart switch system and controlling method for switch box

A smart switch system (20) includes a smart switch box (10). The smart switch box (10) includes a switch box output side (102), an output-side voltage detection unit (104), a switch control unit (106), a switch unit (108) and a switch box input side (110). ... Delta Electronics Inc

02/08/18 / #20180038659

Heat pipe

A heat pipe is disclosed in the present invention. The heat pipe includes a first pipe and at least a second pipe. ... Delta Electronics Inc

02/08/18 / #20180038348

Medium voltage wind power generation system and power generation method using the same

A medium voltage wind power generation system comprises a first boost device and a wind power generation device; the first boost device has a medium voltage side and a high voltage side, and the high voltage side of the first boost device is electrically connected to a grid; the wind power generation device comprises wind generators, rotor side converters and line side converters; the wind generators comprise stator windings and rotor windings; the stator windings are coupled to the medium voltage side of the first boost device; the rotor side converters are coupled to the rotor windings; one end of the line side converters are coupled to the rotor side converters, and the other end thereof is coupled to the medium voltage side of the first boost device via a second boost device.. . ... Delta Electronics Inc

02/08/18 / #20180037135

Method of controlling speed of electric vehicle in keeping with controller temperature

A method is provided to control speed of an electric vehicle. On operating the electric vehicle, temperature of a controller of the electric vehicle is monitored. ... Delta Electronics Inc

02/01/18 / #20180035099

Omnidirectional three-dimensional scanner

An omnidirectional three-dimensional scanner includes a first image capturing module, a second image capturing module, a third image capturing module, a fourth image capturing module, and a fifth image capturing module. The first image capturing module, the second image capturing module, the third image capturing module, the fourth image capturing module, and the fifth image capturing module capture three-dimensional images of an object. ... Delta Electronics Inc

02/01/18 / #20180034405

Fan motor braking apparatus and the control method thereof

A fan motor braking apparatus is provided. The fan motor braking apparatus includes a fan motor, a conversion circuit and a motor driver circuit. ... Delta Electronics Inc

02/01/18 / #20180034291

Power plug apparatus and over temperature protection method thereof

A power plug apparatus (10) includes a plug (102), a first temperature sensor (104) and a micro-control unit (108). The first temperature sensor (104) senses a temperature of the plug (102) and informs the micro-control unit (108) of the temperature of the plug (102). ... Delta Electronics Inc

02/01/18 / #20180031207

Phosphor wheel

A phosphor wheel includes a substrate, at least a phosphor agent and a plurality of vortex generators. The substrate has a first region and a second region. ... Delta Electronics Inc

02/01/18 / #20180030999

Heat dissipation module

A heat dissipation module is provided, including a frame, a base, and a fan. The frame has a depressed portion at an inner edge thereof. ... Delta Electronics Inc

01/25/18 / #20180027699

Heat dissipation assembly

A heat dissipation assembly includes a heat sink, an electronic component and an elastic fastener. The heat sink includes a contact surface, an engaging part and a wing part. ... Delta Electronics Inc

01/25/18 / #20180027227

Backlight module and stereoscopic display device using the same

A backlight module includes a light source module, a light timing control unit, a light guide plate and a lenticular lens. The light source module includes first light sources and second light sources. ... Delta Electronics Inc

01/25/18 / #20180026495

Micro fan

A micro fan is provided. The micro fan includes a rotor and a stator. ... Delta Electronics Inc

01/25/18 / #20180026494

Micro fan

A micro fan is provided. The micro fan includes a rotor and a stator. ... Delta Electronics Inc

01/25/18 / #20180026125

Semiconductor device

A semiconductor device includes an active layer, a source electrode, a drain electrode, a gate electrode, a source pad, a drain pad, and a source external connecting element. The source electrode, the drain electrode, and the gate electrode are disposed on an active region of the active layer. ... Delta Electronics Inc








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