Patents Assigned to Delta Electronics, Inc.
  • Patent number: 10724803
    Abstract: A heat pipe is provided, including a capillary body. The capillary body has a condensation portion, an evaporation portion, and a connecting portion connecting the condensation portion with the evaporation portion. The capillary body is formed by metal weaving. A cross-section of the evaporation portion is larger than that of the condensation portion.
    Type: Grant
    Filed: January 3, 2017
    Date of Patent: July 28, 2020
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Shih-Lin Huang, Chiu-Kung Chen, Ti-Jun Wang, Quan Zhang
  • Patent number: 10727664
    Abstract: The present disclosure provides a temperature protection circuit for a power converter, including a plurality of temperature protection branches, each of the temperature protection branches comprises a resistor, a voltage source, a temperature switch, and an isolation transformer, and each of the temperature protection branches corresponds to one of the power semiconductor switch blocks, and a first end of the resistor of each of the temperature protection branches is coupled to an output electrode of the power semiconductor switch block, and a second end of the resistor is coupled to a first end of the voltage source and coupled to a first end of the contact of the temperature switch via a primary winding of the isolation transformer, a second end of the voltage source and a second end of the contact of the temperature switch are respectively coupled to the potential midpoint of the power converter.
    Type: Grant
    Filed: May 13, 2019
    Date of Patent: July 28, 2020
    Assignee: Delta Electronics, Inc.
    Inventors: Teng Liu, Yong Zeng, Jianping Ying, Ming Wang, Xiaobo Huang, Jun Liu
  • Patent number: 10720855
    Abstract: A power supply includes a transformer winding, a switching circuit, a controller and a filter circuit. The transformer winding is configured to provide a first voltage. The switching circuit is coupled to the transformer winding and includes a first and a second switching unit. On the condition that the power supply is operated under a standby mode, the controller controls the first and the second switching units to provide a discharging path between two terminals of the transformer winding. On the condition that the power supply is operated under an operating mode, the controller controls the switching circuit such that the switching circuit provides a second voltage according to the first voltage. The filter circuit is coupled to the switching circuit and configured to filter the second voltage to provide an output voltage.
    Type: Grant
    Filed: November 1, 2017
    Date of Patent: July 21, 2020
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Te-Chih Peng, Wei-Chih Hung, Min-Cheng Chiang
  • Patent number: 10718342
    Abstract: A centrifugal fan includes an impeller, a motor and a fan frame. The motor is connected with the impeller and configured to drive the impeller. The fan frame includes a base plate, a top plate, a sidewall and air deflectors. The impeller is disposed between the base plate and the top plate. The sidewall is disposed on the base plate between the base plate and the top plate. A flow channel is between the impeller and the sidewall. The air deflectors are directly connected to the base plate and the top plate, and disposed toward an air outlet and sequentially at different radial positions outwardly from the sidewall along a forward circumferential direction toward an air outlet with respect to the impeller to sequentially expand the flow channel outwardly in a radial direction at different circumferential positions along the forward circumferential direction with respect to the impeller. The airflow entry tunnels are formed by the air deflectors between the base plate and the top plate.
    Type: Grant
    Filed: June 7, 2019
    Date of Patent: July 21, 2020
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Ya-Ting Chang, Hsiang-Jung Huang
  • Patent number: 10714973
    Abstract: An uninterruptible power operating apparatus includes an energy storage element, a charging circuit, a DC/DC converting circuit, a first DC/AC converting circuit, a driving circuit and a switching element. The DC/DC converting circuit is electrically connected with the energy storage element to convert its first DC energy to a second DC energy. The first DC/AC converting circuit is electrically connected with the DC/DC converting circuit. The driving circuit is electrically connected between an AC power source and a load. The switching element is electrically connected between the DC/DC converting circuit and the driving circuit. When the AC power source outputs power normally, the switching element is turned off, and the driving circuit receives energy from AC power source. When the power outputted from the AC power source is interrupted or abnormal, the switching element is turned on, and the driving circuit receives the second DC energy through the switching element.
    Type: Grant
    Filed: August 3, 2018
    Date of Patent: July 14, 2020
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Te-Wei Yuan, Yi-Jan Chang
  • Patent number: 10716170
    Abstract: 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. The switch module is connected to the control module. The heating module is connected to the switch module. When the control module detects that an amplitude of the input power source is larger than a threshold voltage value, the control module turns on a first switch assembly and turns off a second switch assembly of the switch module so that the heating module operates in a first heating mode. When the control module detects that the amplitude of the input power source is less than the threshold voltage value, the control module turns on the first switch assembly and the second switch assembly of the switch module so that the heating module operates in a second heating mode.
    Type: Grant
    Filed: December 4, 2017
    Date of Patent: July 14, 2020
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Lee-Lung Chen, Shih-Yu Lai, Wu-Chi Lee
  • Patent number: 10705586
    Abstract: 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. Also, the management unit controls the conversion module to convert the first input power source to a first power source for charging the energy storage unit. When the first input power source is abnormal, the energy storage unit outputs a second power source to the conversion module. Also, the management unit controls the conversion module to convert the second power source into a second input power source for outputting the second input power source from a second output module.
    Type: Grant
    Filed: August 29, 2017
    Date of Patent: July 7, 2020
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Chih-Chiang Chan, Wen-Hsiang Lin, Chin Lien
  • Patent number: 10709048
    Abstract: An electronic-component assembly system is provided in the invention. The electronic-component assembly system includes a gripping device, a light-source device, a photographing device, and an image-processing device. The gripping device grips an electronic component, wherein the electronic component includes at least one pin. The light-source device includes a light source and emits light of the light source. The photographing device senses the light and generates a plurality of first one-dimensional images corresponding to the pins at different rotation angles. The image-processing device is coupled to the photographing device to receive the plurality of first one-dimensional images.
    Type: Grant
    Filed: June 5, 2018
    Date of Patent: July 7, 2020
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Yu-Ru Huang, Hung-Wen Chen
  • Patent number: 10697709
    Abstract: A heat-exchange apparatus is provided, including a first heat exchanger, a second heat exchanger, a third heat exchanger and a fourth heat exchanger. The first heat exchanger is thermally separated from the second heat exchanger. The third heat exchanger is thermally connected to the first heat exchanger. The fourth heat exchanger is thermally connected to the second heat exchanger, wherein a first air flow passes through the first heat exchanger and the second heat exchanger to be divided into a first divergent flow and a second divergent flow, the first divergent flow flows on a surface of the first heat exchanger, the second divergent flow flows on a surface of the second heat exchanger, the first divergent flow does not flow on the surface of the second heat exchanger, and the second divergent flow does not flow on the surface of the first heat exchanger.
    Type: Grant
    Filed: May 30, 2014
    Date of Patent: June 30, 2020
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Lee-Long Chen, Wu-Chi Li, Chia-Wei Chen
  • Patent number: 10697613
    Abstract: A light source guiding device comprises a light source refracting unit and a light source reflecting unit. The light source refracting unit receives a part of a light beam emitted by a light source, and the light source refracting unit utilizes geometric shapes disposed on inner and outer surfaces to form a rectangular light spot on a light-receiving surface by the part of the light beam. The light source reflecting unit receives another part of the light beam emitted by the light source, and the light source reflecting unit reflects the other part of the light beam emitted by the light source to form another rectangular light spot by using geometric shapes disposed on its surface, and the two rectangular light spots are overlapped with each other to enhance an illuminance of the rectangular light spot.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: June 30, 2020
    Assignee: DELTA ELECTRONICS, INC.
    Inventor: Chung-Min Jou
  • Patent number: 10688527
    Abstract: A phosphor device of an illumination system emitting a first waveband light includes a substrate and a phosphor layer formed on the substrate. The phosphor layer includes a first phosphor agent and a second phosphor agent. The first waveband light is converted into a first color light by the first phosphor agent. The second phosphor agent is distributed over the first phosphor agent and mixed with the first phosphor agent, and the first waveband light is converted into a second color light by the second phosphor agent. The first color light and the second color light are integrated into the second waveband light. The difference between the first wavelength peak of the first color light and the second wavelength peak of the second color light is 50 to 100 nanometers. Therefore, the advantages of increasing the purity, the luminance and the luminous intensity of specific color light are achieved.
    Type: Grant
    Filed: April 22, 2019
    Date of Patent: June 23, 2020
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Keh-Su Chang, Jih-Chi Li, Li-Cheng Yang
  • Patent number: 10690137
    Abstract: A ventilation fan includes a fan and a housing. The fan includes a base, a scroll casing, and an impeller. The base is used for supporting a driving device. The scroll casing has an air inlet, an air outlet, a top portion, a bottom portion corresponding to the top portion, and a slope surface connecting the top portion and an edge of the air outlet. The top portion and the bottom portion together define a channel height, and the ratio of the channel height to the height of the air outlet ranges from 1.1 to 2. The channel height ranges from 110 mm to 200 mm. The impeller is disposed in the scroll casing, and the driving device drives the impeller to rotate. The housing is used for accommodating the fan, and has an opening corresponding to the air outlet of the scroll casing.
    Type: Grant
    Filed: June 6, 2018
    Date of Patent: June 23, 2020
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Yuan-Chuan Liu, Chih-Hua Lin, Chung-We Yeh
  • Patent number: 10685904
    Abstract: A packaging device including a first semiconductor device, a thermal dissipating component, an encapsulation layer, a via, and a pad. The first semiconductor device includes a substrate, an active region, and an electrode. The active region is disposed between the substrate and the electrode. The substrate has a first surface opposite to the active region, and the electrode has a second surface opposite to the active region. The thermal dissipating component is disposed on the first surface of the substrate. The encapsulation layer encloses the second surface of the electrode and a part of the thermal dissipating component, such that another part of the thermal dissipating component is exposed by the encapsulation layer. The pad is disposed on the encapsulation layer. The via is disposed in the encapsulation layer and connects the pad to the electrode.
    Type: Grant
    Filed: November 21, 2014
    Date of Patent: June 16, 2020
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Hsin-Chang Tsai, Chia-Yen Lee, Peng-Hsin Lee
  • Patent number: 10687130
    Abstract: An network system control method includes: planning an optical tunnel network according to a routing path table and transmitting a control command according to an optical tunnel network configuration of the optical tunnel network by a tunnel scheduling module, wherein the optical tunnel network includes multiple optical tunnels, and each of the optical tunnels includes a routing path and a wavelength; outputting a control signal to multiple optical switches and multiple top-of-rack switches according to the control command by a configuration managing module; receiving flow statistics of the dataflows of the optical tunnels from the top-of-rack switches, calculating dataflow rates of the dataflows and bandwidth usage rates of the optical tunnels, and transmitting a load notification when one of the bandwidth usage rates exceeds an preset interval by a bandwidth usage monitor; and replanning the optical tunnel network according to the load notification by the tunnel scheduling module.
    Type: Grant
    Filed: June 6, 2019
    Date of Patent: June 16, 2020
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Maria Chi-Jui Yuang, Po-Lung Tien, Wei-Zhang Ruan
  • Patent number: 10685895
    Abstract: 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. The lead component includes an initial plane, plural first pins and plural second pin. The initial plane includes a vertical projection overlapping with the carrier board. The first pins are electrically connected to the carrier board and vertical to the initial plane. The second pins are electrically connected to the carrier board and vertical to the initial plane. An isolation gap is disposed in the initial plane and located between the first pins and the second pins. The initial plane is separated into a first plane and a second plane by the isolation gap, so as to electrically isolate the first pins and the second pins from each other.
    Type: Grant
    Filed: January 29, 2019
    Date of Patent: June 16, 2020
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Pengkai Ji, Shouyu Hong, Zhenqing Zhao, Jianhong Zeng
  • Patent number: 10685769
    Abstract: An integrated inductor apparatus integrated to be a plurality of inductors is provided. The integrated inductor apparatus includes inductor windings to form inductors and includes at least two windows each having at least one of the inductor windings disposed therein and magnetic core units, each having a closed geometrical structure to form one of the at least two windows, wherein two of the neighboring magnetic core units have a shared magnetic core part. The magnetic core units comprise at least two kinds of material having different magnetic permeability corresponding to different sections of the magnetic core units, wherein the reluctance of the shared magnetic core part is smaller than the reluctance of a non-shared magnetic core part of the magnetic core units.
    Type: Grant
    Filed: April 7, 2016
    Date of Patent: June 16, 2020
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Rui Wu, Jin-Ping Zhou, Yu Zhang, Jian-Hong Zeng, Min Zhou
  • Patent number: 10677490
    Abstract: A compensational control method includes the steps of: controlling a plurality of indoor air conditioning apparatuses to be in operation according to a target temperature; receiving continuously an operating parameter and an environmental datum from each of the indoor air conditioning apparatus; determining whether there is a specific indoor air conditioning apparatus that needs support; acquiring an adjacent indoor air conditioning apparatus which is influential for the specific indoor air conditioning apparatus according to an influence form which is previously built; establishing a supportive strategy according to a supportable operation capability of the adjacent indoor air conditioning apparatus; and adjusting the operating parameter of the adjacent indoor air conditioning apparatus according to the supportive strategy. Therefore, the adjacent indoor air conditioning apparatus is provided to improve an ambient temperature of an area where the specific indoor air conditioning apparatus is installed.
    Type: Grant
    Filed: January 13, 2018
    Date of Patent: June 9, 2020
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Tien-Szu Lo, Meng-Seng Chen, Hsiang-Pin Lee, Ying-Hsiu Chen
  • Patent number: D887355
    Type: Grant
    Filed: April 20, 2018
    Date of Patent: June 16, 2020
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Chun-Yi Chao, Yi-Heng Sun, Yung-Jen Cheng
  • Patent number: D887364
    Type: Grant
    Filed: March 20, 2018
    Date of Patent: June 16, 2020
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Ruei-Lin Hung, Hung-Sheng Hsieh, Chen-Yu Chiao
  • Patent number: D889644
    Type: Grant
    Filed: November 21, 2017
    Date of Patent: July 7, 2020
    Assignee: DELTA ELECTRONICS, INC.
    Inventor: Wan-Chen Peng