Patents by Inventor Cheng-Chang Chen
Cheng-Chang Chen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240145596Abstract: A device includes a fin extending from a semiconductor substrate; a gate stack over the fin; a first spacer on a sidewall of the gate stack; a source/drain region in the fin adjacent the first spacer; an inter-layer dielectric layer (ILD) extending over the gate stack, the first spacer, and the source/drain region, the ILD having a first portion and a second portion, wherein the second portion of the ILD is closer to the gate stack than the first portion of the ILD; a contact plug extending through the ILD and contacting the source/drain region; a second spacer on a sidewall of the contact plug; and an air gap between the first spacer and the second spacer, wherein the first portion of the ILD extends across the air gap and physically contacts the second spacer, wherein the first portion of the ILD seals the air gap.Type: ApplicationFiled: January 2, 2024Publication date: May 2, 2024Inventors: Su-Hao Liu, Kuo-Ju Chen, Kai-Hsuan Lee, I-Hsieh Wong, Cheng-Yu Yang, Liang-Yin Chen, Huicheng Chang, Yee-Chia Yeo, Syun-Ming Jang, Meng-Han Chou
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Publication number: 20240122078Abstract: A semiconductor memory device includes a substrate having a conductor region thereon, an interlayer dielectric layer on the substrate, and a conductive via electrically connected to the conductor region. The conductive via has a lower portion embedded in the interlayer dielectric layer and an upper portion protruding from a top surface of the interlayer dielectric layer. The upper portion has a rounded top surface. A storage structure conformally covers the rounded top surface.Type: ApplicationFiled: December 18, 2023Publication date: April 11, 2024Applicant: UNITED MICROELECTRONICS CORP.Inventors: Chia-Chang Hsu, Tang-Chun Weng, Cheng-Yi Lin, Yung-Shen Chen, Chia-Hung Lin
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Patent number: 11947208Abstract: This invention discloses a display panel including a first substrate, light emitting elements, a touch sensing structure and a conductive layer. The light emitting elements are disposed on the first substrate. The touch sensing structure is disposed on the first substrate and on a side away from a light emitting surface of the light emitting elements. The conductive layer is disposed between the light emitting elements and the first substrate and includes contacts or at least a portion of the touch sensing structure, and the light emitting elements and the contacts are electrically connected.Type: GrantFiled: August 15, 2022Date of Patent: April 2, 2024Assignee: HANNSTAR DISPLAY CORPORATIONInventors: Jing-Xuan Chen, Cheng-Yen Yeh, Mu-Kai Kang, Sz-Kai Huang, Ming-Chang Yu
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Publication number: 20240078887Abstract: There is provided a smoke detector including a first light source, a second light source surface, a light sensor and a processor. The light sensor receives reflected light when the first light source and the second light source emit light, and generates a first detection signal corresponding to light emission of the first light source and a second detection signal corresponding to light emission of the second light source. The processor distinguishes smoke and floating particles according to a similarity between the first detection signal and the second detection signal.Type: ApplicationFiled: November 15, 2023Publication date: March 7, 2024Inventors: CHENG-NAN TSAI, GUO-ZHEN WANG, CHING-KUN CHEN, YEN-CHANG CHU, CHIH-MING SUN
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Patent number: 11914941Abstract: Systems, methods, and devices are described herein for integrated circuit (IC) layout validation. A plurality of IC patterns are collected which include a first set of patterns capable of being manufactured and a second set of patterns incapable of being manufactured. A machine learning model is trained using the plurality of IC patterns. The machine learning model generates a prediction model for validating IC layouts. The prediction model receives data including a set of test patterns comprising scanning electron microscope (SEM) images of IC patterns. Design violations associated with an IC layout are determined based on the SEM images and the plurality of IC patterns. A summary of the design violations is provided for further characterization of the IC layout.Type: GrantFiled: April 19, 2021Date of Patent: February 27, 2024Assignee: Taiwan Semiconductor Manufacturing Company LimitedInventors: Rachid Salik, Chin-Chang Hsu, Cheng-Chi Wu, Chien-Wen Chen, Wen-Ju Yang
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Publication number: 20230298635Abstract: A method for forming sense amplifiers of a memory device includes: determining a type of each bitline selector used to provide a data signal to a corresponding sense amplifier; forming a plurality of separate active areas in a substrate of the memory device along one of a column direction and a row direction according to the type of the bitline selector, the substrate including a plurality of cell columns, each of the cell columns having a plurality of memory cells arranged along the column direction, each of the active areas being formed across a boundary between two adjacent cell columns and located within the adjacent cell columns; and arranging a plurality of gate structures on the active areas to form transistors of the sense amplifiers, each gate structure extending in the row direction.Type: ApplicationFiled: March 17, 2022Publication date: September 21, 2023Inventors: CHENG-CHANG CHEN, CHIH-CHIEH CHIU, CHUN-YEN LIN
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Publication number: 20230136039Abstract: A resource allocation method and a resource allocation system are provided. The resource allocation method includes the following steps. Quality parameters of each of a plurality of resource blocks are obtained through measurement devices, and first and second application scenario suitability indices for each of the resource blocks are calculated according to the quality parameters. A first ranking sequence and a second ranking sequence of the resource blocks are generated according to the first application scenario suitability index and the second application scenario suitability of each resource block. A base station is configured to allocate, according to the first ranking sequence and the second ranking sequence, at least one first resource block and at least one second resource block of the resource blocks to at least one first user equipment in a first application scenario and at least one second user equipment in a second application scenario, respectively.Type: ApplicationFiled: November 23, 2021Publication date: May 4, 2023Inventors: LI-SHENG CHEN, CHENG-CHANG CHEN, CHAO-YUAN CHIANG
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Patent number: 11221969Abstract: A method and a control chip for performing access control of a memory device are provided, wherein the control chip is coupled to a host device. The method includes: utilizing a first transmission interface of the control chip to determine whether the memory device supports a second transmission interface different from the first transmission interface to generate a determination result; and according to user permissions of a user regarding the host device, determining whether to allow the control chip to decide whether to utilize the second transmission interface to access the memory device based on the determination result. In addition, if the user permissions satisfy a predetermined condition, a user interface of the host device may display a pop-up window in order to allow the user to decide which one of the first transmission interface and the second transmission interface to utilize for accessing the memory device.Type: GrantFiled: August 17, 2020Date of Patent: January 11, 2022Assignee: Realtek Semiconductor Corp.Inventors: Jiunn-Hung Shiau, Neng-Hsien Lin, Cheng-Chang Chen
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Publication number: 20210064551Abstract: A method and a control chip for performing access control of a memory device are provided, wherein the control chip is coupled to a host device. The method includes: utilizing a first transmission interface of the control chip to determine whether the memory device supports a second transmission interface different from the first transmission interface to generate a determination result; and according to user permissions of a user regarding the host device, determining whether to allow the control chip to decide whether to utilize the second transmission interface to access the memory device based on the determination result. In addition, if the user permissions satisfy a predetermined condition, a user interface of the host device may display a pop-up window in order to allow the user to decide which one of the first transmission interface and the second transmission interface to utilize for accessing the memory device.Type: ApplicationFiled: August 17, 2020Publication date: March 4, 2021Inventors: Jiunn-Hung Shiau, Neng-Hsien Lin, Cheng-Chang Chen
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Publication number: 20200166227Abstract: A spray device includes a base seat unit, a liquid container having a liquid-receiving space, a nozzle unit including a nozzle and a drawing tube, and an electric gas pump. The nozzle has an outlet, and a gas inlet and a liquid entrance that are in spatial communication with the outlet. The drawing tube spatially interconnects the liquid-receiving space and the liquid entrance. The electric gas pump has a gas supplying hole spatially communicated with the gas inlet. The electric gas pump is operable to provide a gas into the gas inlet through the gas supplying hole, such that the liquid stored in the liquid-receiving space is drawn into the liquid entrance through the drawing tube and thereafter exits the outlet together with the gas.Type: ApplicationFiled: November 23, 2018Publication date: May 28, 2020Inventors: Cheng-Feng CHEN, Cheng-Chang CHEN
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Publication number: 20180344887Abstract: An automatic cleaning device includes an accelerometer, a sprayer, a driving module and a processing unit. The accelerometer is mounted to a door, measures acceleration of the door, and outputs an acceleration value accordingly. The sprayer is for storing cleaner, and is operable to spray the cleaner. The processing unit is electrically connected to the driving module and the accelerometer, and determines whether the acceleration value is greater than an acceleration threshold, and generates a driving signal and transmits the same to the driving module for enabling the driving module to drive the sprayer to spray the cleaner when determining that the acceleration value is greater than the acceleration threshold.Type: ApplicationFiled: June 5, 2017Publication date: December 6, 2018Inventors: Cheng-Feng CHEN, Cheng-Chang CHEN
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Publication number: 20180289919Abstract: A brainwave regulation device adapted to transmit signals to or receive signals from a control device. The brainwave regulation device includes a head-wearable element, a control module, at least one brainwave sensor and at least one ear bone oscillator. The control module is disposed on the head-wearable element and adapted to transmits signals to or receive signals from the control device. The at least one brainwave sensor is connected to the head-wearable element and adapted to transmit signals to or receive signals from the control module and transmit the sensed brainwave signal to the control device through the control module. The at least one ear bone oscillator is connected to the head-wearable element, and adapted to transmit signals to or receive signals from the control module and receive control signals from the control device through the control module to generate oscillation.Type: ApplicationFiled: May 13, 2015Publication date: October 11, 2018Inventors: CHENG-CHANG CHEN, YU-HSIANG CHEN
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Publication number: 20170244060Abstract: A light emitting device includes an electrode layer, a first metal layer, an organic material layer and a second metal layer stacked sequentially. The first metal layer includes a first metal portion and a second metal portion separated from the first metal portion at a first lateral distance, and the first metal portion and the second metal portion have a first period. The organic material layer includes a first emitting region separating the first metal portion and the second metal portion. The first lateral distance and the first period enable a lateral plasma coupling generated between the first metal portion and the second metal portion, such that light generated by the organic material layer at the first emitting region has a gain in a first waveband, or a peak wavelength of the light generated by the first emitting region shifts to the first waveband.Type: ApplicationFiled: April 15, 2016Publication date: August 24, 2017Applicant: Industrial Technology Research InstituteInventors: Yi-Ping Lin, Jung-Yu Li, Guan-Yu Chen, Shih-Pu Chen, Jin-Han Wu, Cheng-Chang Chen
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Patent number: 9741959Abstract: A light emitting device includes an electrode layer, a first metal layer, an organic material layer and a second metal layer stacked sequentially. The first metal layer includes a first metal portion and a second metal portion separated from the first metal portion at a first lateral distance, and the first metal portion and the second metal portion have a first period. The organic material layer includes a first emitting region separating the first metal portion and the second metal portion. The first lateral distance and the first period enable a lateral plasma coupling generated between the first metal portion and the second metal portion, such that light generated by the organic material layer at the first emitting region has a gain in a first waveband, or a peak wavelength of the light generated by the first emitting region shifts to the first waveband.Type: GrantFiled: April 15, 2016Date of Patent: August 22, 2017Assignee: Industrial Technology Research InstituteInventors: Yi-Ping Lin, Jung-Yu Li, Guan-Yu Chen, Shih-Pu Chen, Jin-Han Wu, Cheng-Chang Chen
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Patent number: 9704924Abstract: A light emitting device includes a substrate layer, first and second metal layers sequentially formed on the substrate layer, and an organic material layer formed between the first and second metal layers. The first metal layer has a uniform thickness or has metal portions or further has an open portion exposing a portion of the surface of the substrate layer. The organic material layer includes a hole transport material and an electron transport material in contact with one another. An interaction between the hole transport material and the electron transport material generates exciplexes capable of emitting light having a peak wavelength in a first range, and a coupling is generated between the first and second metal layers. By adjusting the distance between the first and second metal layers or the thickness of the first metal layer, the peak wavelength of the light is shifted to a second range and/or a third range.Type: GrantFiled: June 30, 2015Date of Patent: July 11, 2017Assignee: Industrial Technology Research InstituteInventors: Yi-Ping Lin, Jung-Yu Li, Guan-Yu Chen, Shih-Pu Chen, Jin-Han Wu, Cheng-Chang Chen
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Publication number: 20170125491Abstract: A light emitting element is disclosed, including a plurality of pixels, each pixel including a substrate layer, a first metal layer and a second metal layer stacked on the substrate layer, and an organic material layer disposed between the first metal layer and the second metal layer. The organic material layer of each of the pixels emits light having a peak wavelength within a first range. The first metal layer and the second metal layer that are spaced apart from each other by the organic material layer generate a coupling, and the peak wavelength of the light is shifted.Type: ApplicationFiled: January 11, 2017Publication date: May 4, 2017Applicant: Industrial Technology Research InstituteInventors: Yi-Ping Lin, Jung-Yu Li, Guan-Yu Chen, Shih-Pu Chen, Jin-Han Wu, Cheng-Chang Chen
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Publication number: 20170092898Abstract: A light emitting element is disclosed, including a substrate layer, a first metal layer and a second metal layer stacked sequentially on the substrate layer, and an organic material layer disposed between the first metal layer and the second metal layer. The organic material layer emits light having a wavelength within a first range, and a coupling generated between the first metal portion and the second metal layer shifts the peak wavelength of the light from the first range to a second range.Type: ApplicationFiled: December 8, 2016Publication date: March 30, 2017Applicant: Industrial Technology Research InstituteInventors: Yi-Ping Lin, Jung-Yu Li, Guan-Yu Chen, Shih-Pu Chen, Jin-Han Wu, Cheng-Chang Chen
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Patent number: 9559326Abstract: A light emitting element is disclosed, including a substrate layer, a first metal layer and a second metal layer stacked sequentially on the substrate layer, and an organic material layer disposed between the first metal layer and the second metal layer. The first metal layer includes a first metal portion and a second metal portion that cover a surface of the substrate layer, and an opening portion disposed between the first metal portion and the second metal portion and exposes a portion of the surface. The organic material layer emits light having a wavelength within a first range. A first coupling generated between the first metal portion and the second metal layer shifts the light from the first range to a second range. A second coupling generated between the second metal portion and the second metal layer shifts the light from the first range to a third range.Type: GrantFiled: July 7, 2015Date of Patent: January 31, 2017Assignee: Industrial Technology Research InstituteInventors: Yi-Ping Lin, Jung-Yu Li, Guan-Yu Chen, Shih-Pu Chen, Jin-Han Wu, Cheng-Chang Chen
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Patent number: 9472599Abstract: A light emitting device includes a substrate, a coupling unit and an organic light emitting unit. The coupling unit includes a first conductive layer, a first light emitting layer and a second conductive layer. The first conductive layer is located on the substrate. The first light emitting layer is located between the first conductive layer and the second conductive layer. The organic light emitting unit is located adjacent to the second conductive layer.Type: GrantFiled: October 15, 2015Date of Patent: October 18, 2016Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Cheng-Chang Chen, Yi-Ping Lin, Cheng-Hung Li, Jung-Yu Li, Shih-Pu Chen, Jin-Han Wu, Guan-Yu Chen
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Publication number: 20160268533Abstract: A light emitting device includes a substrate layer, first and second metal layers sequentially formed on the substrate layer, and an organic material layer formed between the first and second metal layers. The first metal layer has a uniform thickness or has metal portions or further has an open portion exposing a portion of the surface of the substrate layer. The organic material layer includes a hole transport material and an electron transport material in contact with one another. An interaction between the hole transport material and the electron transport material generates exciplexes capable of emitting light having a peak wavelength in a first range, and a coupling is generated between the first and second metal layers. By adjusting the distance between the first and second metal layers or the thickness of the first metal layer, the peak wavelength of the light is shifted to a second range and/or a third range.Type: ApplicationFiled: June 30, 2015Publication date: September 15, 2016Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Yi-Ping Lin, Jung-Yu Li, Guan-Yu Chen, Shih-Pu Chen, Jin-Han Wu, Cheng-Chang Chen