Patents by Inventor Kun LAN

Kun LAN 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).

  • Patent number: 8836556
    Abstract: An Analog to Digital Converter (ADC), an analog-to-digital conversion method, and an integrated circuit including the ADC. The ADC includes an input adjustment buffer stage, a sub-ADC, and a sample switch. The sample switch is coupled between the output node of the input adjustment buffer stage and the input node of the sub-ADC. When the sample switch is opened, the input adjustment buffer stage is configured to switch between a first work state and a second work state according to a predetermined rule, and to adjust an input voltage signal of the input adjustment buffer stage based on transitions between the first and second work states. When the sample switch is closed, the input adjustment buffer stage is configured to provide an adjusted voltage signal to the input node of the sub-ADC, and the sub-ADC is configured to perform an analog-to-digital conversion onto the adjusted voltage signal.
    Type: Grant
    Filed: March 13, 2013
    Date of Patent: September 16, 2014
    Assignee: MediaTek Singapore Pte. Ltd.
    Inventors: Yingyi Liu, Yu-Kai Chou, Kun Lan
  • Patent number: 8810218
    Abstract: A voltage regulator includes a pass transistor, an operational amplifier and a voltage divider circuit. The pass transistor receives a supply voltage to generate a regulated output voltage according to a control signal. The operational amplifier generates the control signal according to a feedback voltage. The voltage divider circuit generates the feedback voltage at a feedback node according to the regulated output voltage, and includes a string of resistors and a stabilization element. The string of resistors is coupled to the pass transistor and includes multiple resistors. The stabilization element is coupled to the resistors and receives the regulated output voltage.
    Type: Grant
    Filed: September 12, 2012
    Date of Patent: August 19, 2014
    Assignee: Mediatek Singapore Pte. Ltd.
    Inventors: Yingyi Liu, Kun Lan, Chih-Chien Huang, Yu-Kai Chou
  • Publication number: 20140143574
    Abstract: A power control system and a power control method are provided. The power control system is adapted to a computer device. The computer device comprises an embedded controller and a power supply both coupled to each other. The power supply provides power to the embedded controller. The power control system comprises a device switch input terminal and a logic output terminal. The device switch input terminal receives a trigger signal from a component of the computer device to change a state of the computer system. The logic output terminal is coupled to the power supply and performs on-off control of the power supply to provide or stop power to the embedded controller when the switch input terminal receives the trigger signal.
    Type: Application
    Filed: November 14, 2013
    Publication date: May 22, 2014
    Applicant: GIGA-BYTE TECHNOLOGY CO., LTD.
    Inventors: Mou Ming Ma, Chun Kun Lan, Yih Neng Lin
  • Patent number: 8711025
    Abstract: A method for configuring a plurality of analog-to-digital converter (ADC) keys includes: utilizing a processor for determining a plurality of divided-voltages respectively corresponding to the Keys according to a plurality of voltage variation ranges respectively corresponding to the Keys; and calculating a plurality of resistive values of a voltage dividing model according to at least the divided-voltages, wherein the voltage dividing model has a plurality of voltage dividing configurations respectively corresponding to the keys.
    Type: Grant
    Filed: September 12, 2012
    Date of Patent: April 29, 2014
    Assignee: MediaTek Singapore Pte. Ltd.
    Inventors: Kun Lan, Yingyi Liu, Yu-Kai Chou
  • Patent number: 8669641
    Abstract: The present disclosure provides a method of making an integrated circuit (IC) device. The method includes forming a first IC feature and a second IC feature in a semiconductor substrate, the first and second IC features being spaced from each other and separated by a scribe region; forming, in the semiconductor substrate, a doped routing feature at least partially within the scribe region and configured to connect the first and second IC features; forming a multilayer interconnect (MLI) structure and an interlayer dielectric (ILD) on the semiconductor substrate, wherein the MLI is configured to be absent within the scribe region; and etching the ILD and the semiconductor substrate within the scribe region to form a scribe-line trench.
    Type: Grant
    Filed: June 20, 2011
    Date of Patent: March 11, 2014
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Ming-Chang Hsieh, Hung-Lin Chen, Hsiu-Mei Yu, Chin Kun Lan, Dong-Lung Lee
  • Publication number: 20130314262
    Abstract: A switch-driving circuit and a Digital-to-Analog Converter (DAC) using the switch-driving circuit are provided. The switch-driving circuit includes a main cell and a reference cell. The main cell includes a current source and a resistance-control component electronically connected to the current source. The reference cell is coupled to the current source and the resistance-control component, and includes a first loop, the first loop is configured to track a target reference voltage so as to provide at least one first control voltage to control a resistance change of the resistance-control component. The reference cell and the main cell are implemented by MOS transistors in place of capacitors which occupy an increased circuit area, rendering reduced circuit area for the switch-driving circuit, and decreasing manufacturing costs. Further, the switch-driving circuit outputs a voltage signal with reduced noise, increasing the performance of the Digital-to-Analog Converter.
    Type: Application
    Filed: March 15, 2013
    Publication date: November 28, 2013
    Applicant: MEDIATEK SINGAPORE PTE. LTD.
    Inventors: Cheng TAO, Yue FENG, Kun LAN, Yu-Kai CHOU
  • Publication number: 20130293403
    Abstract: An Analog to Digital Converter (ADC), an analog-to-digital conversion method, and an integrated circuit including the ADC. The ADC includes an input adjustment buffer stage, a sub-ADC, and a sample switch. The sample switch is coupled between the output node of the input adjustment buffer stage and the input node of the sub-ADC. When the sample switch is opened, the input adjustment buffer stage is configured to switch between a first work state and a second work state according to a predetermined rule, and to adjust an input voltage signal of the input adjustment buffer stage based on transitions between the first and second work states. When the sample switch is closed, the input adjustment buffer stage is configured to provide an adjusted voltage signal to the input node of the sub-ADC, and the sub-ADC is configured to perform an analog-to-digital conversion onto the adjusted voltage signal.
    Type: Application
    Filed: March 13, 2013
    Publication date: November 7, 2013
    Applicant: MediaTek Singapore Pte. Ltd.
    Inventors: Yingyi LIU, Yu-Kai CHOU, Kun LAN
  • Patent number: 8533511
    Abstract: An exemplary notebook computer includes a smart battery, a number of status indicator lights, a function key and a control unit electrically coupled to the smart battery, the status indicator lights and the function key. In the condition that the notebook computer is situated either in a shutdown mode or in a power saving mode and the function key is pressed, the control unit reads the data of the remaining capacity of the smart battery through a bus between the smart battery and the control unit so as to calculate the remaining capacity of the smart battery. Thus, the control unit can control the status indicator lights to be light on/off to display the information of the remaining capacity of the smart battery.
    Type: Grant
    Filed: May 26, 2009
    Date of Patent: September 10, 2013
    Assignee: Giga-Byte Technology Co., Ltd.
    Inventors: Mou-Ming Ma, Rain-Ted Hwang, Ying-Chun Tseng, Yih-Neng Lin, Chun-Kun Lan
  • Publication number: 20130201042
    Abstract: A method for configuring a plurality of analog-to-digital converter (ADC) keys includes: utilizing a processor for determining a plurality of divided-voltages respectively corresponding to the Keys according to a plurality of voltage variation ranges respectively corresponding to the Keys; and calculating a plurality of resistive values of a voltage dividing model according to at least the divided-voltages, wherein the voltage dividing model has a plurality of voltage dividing configurations respectively corresponding to the keys.
    Type: Application
    Filed: September 12, 2012
    Publication date: August 8, 2013
    Inventors: Kun Lan, Yingyi Liu, Yu-Kai Chou
  • Publication number: 20130076325
    Abstract: A voltage regulator includes a pass transistor, an operational amplifier and a voltage divider circuit. The pass transistor receives a supply voltage to generate a regulated output voltage according to a control signal. The operational amplifier generates the control signal according to a feedback voltage. The voltage divider circuit generates the feedback voltage at a feedback node according to the regulated output voltage, and includes a string of resistors and a stabilization element. The string of resistors is coupled to the pass transistor and includes multiple resistors. The stabilization element is coupled to the resistors and receives the regulated output voltage.
    Type: Application
    Filed: September 12, 2012
    Publication date: March 28, 2013
    Applicant: MEDIATEK SINGAPORE PTE. LTD.
    Inventors: Yingyi LIU, Kun LAN, Chih-Chien HUANG, Yu-Kai CHOU
  • Publication number: 20130027232
    Abstract: An analog-to-digital converter is provided and comprises a most significant bit (MSB) conversion module, a successive approximation register analog-to-digital converter (SAR ADC) module, and an operation module. The MSB conversion module receives an analog signal to be converted, and converts the analog signal to an MSB with M bits, and obtains a redundancy signal. The SAR ADC module is coupled to the MSB conversion module. The SAR ADC receives the redundancy signal and processes the redundancy signal to be a least significant bit (LSB) with N bits. The operation module is coupled to the MSB conversion module and the SAR ADC module. The operation module receives the MSB with the M bits and the LSB with the N bits and generates a first digital signal with (M+N) bits. Each of M and N is positive, and (M+N) is a positive integer.
    Type: Application
    Filed: July 27, 2012
    Publication date: January 31, 2013
    Applicant: MEDIATEK SINGAPORE PTE. LTD.
    Inventors: Yingyi LIU, Yu-Kai CHOU, Kun LAN
  • Publication number: 20120168332
    Abstract: A soccer-shaped cosmetic box includes an upper and a lower body having a plurality of connecting boards. The upper and lower body have a first and second connecting portions inside respectively, and the a receiving slot which can be used to store a brushing pen is formed between the connecting boards and the first and second connecting portions. The cosmetic box also has a plurality of lateral covering unit with a plurality of displaying areas and at least one receiving slot is formed inside the lateral covering unit to store powder, lipstick, eye shadow, cheek rouge, etc. The lateral covering unit is hinged with the connecting board and covering between the upper and lower body for form a ball-shaped unit. When a user wants to use the cosmetics stored in the receiving slot, the user can open the lateral covering unit or completely unfold the cosmetic box. It is not only convenient for the user to use without taking too much space, but also providing ornamental functions.
    Type: Application
    Filed: March 22, 2011
    Publication date: July 5, 2012
    Applicant: JIA HSING ENTERPRISE CO., LTD
    Inventor: Kun-Lan LOU
  • Publication number: 20120170963
    Abstract: A dual-functional cosmetic bottle includes a bottle body having a first housing and an opening end at an upper portion thereof; a rotating cap having an eyelash brush inside, which can be inserted into the first housing and has a second housing inside; an extending tube extended from an upper portion of the rotating cap; and an eye-shadow pen inserted into the second housing and one end of the eye-shadow pen connected to an upper cap. In one embodiment, the bottle body can include the eyelash brush and the eye-shadow pen simultaneously, while including the first and second housings to store eyelash liquid and eye-shadow liquid respectively. Therefore, this dual-functional cosmetic bottle can include both eyelash brush and eye-shadow pen simultaneously, which is convenient and more portable for the user without carrying multiple bottles that may take more spaces.
    Type: Application
    Filed: March 21, 2011
    Publication date: July 5, 2012
    Inventor: Kun-Lan LOU
  • Patent number: 8209442
    Abstract: A peripheral device with a wireless communication function including a transmitting interface, a wireless communication unit, a storage unit and a processing unit is disclosed. The transmitting interface is connected to a computer system including a display device. The wireless communication unit utilizes a wireless method to link to an internet. The storage unit has at least one connection information. The processing unit directs the display device to display a list according to the connection information when the transmitting interface connects to the computer system. The list includes at least one choice. When the at least one choice is selected, the display device displays a homepage of a specific website.
    Type: Grant
    Filed: November 1, 2010
    Date of Patent: June 26, 2012
    Assignee: Giga-Byte Technology Co., Ltd.
    Inventors: Mou-Ming Ma, Chun-Kun Lan, Yih-Neng Lin, Chih-I Lee
  • Publication number: 20120089752
    Abstract: A peripheral device with a wireless communication function including a transmitting interface, a wireless communication unit, a storage unit and a processing unit is disclosed. The transmitting interface is connected to a computer system including a display device. The wireless communication unit utilizes a wireless method to link to an internet. The storage unit has at least one connection information. The processing unit directs the display device to display a list according to the connection information when the transmitting interface connects to the computer system. The list includes at least one choice. When the at least one choice is selected, the display device displays a homepage of a specific website.
    Type: Application
    Filed: November 1, 2010
    Publication date: April 12, 2012
    Inventors: Mou-Ming MA, Chun-Kun Lan, Yih-Neng Lin, Chih-I Lee
  • Patent number: 8086777
    Abstract: A multimedia system includes a portable device, a multimedia expansion apparatus and a second display. The portable device further includes a main body and a first display coupling with the main body, in which the main body has a first multimedia module and a switch module. The multimedia further includes an expansion port for coupling the portable device, a multimedia switch circuit, a plurality of signal output ports and a power control circuit for energizing the expansion port, the multimedia switch circuit and the signal output ports. The second display is coupled with one of the signal output ports. The switch module forwards a multimedia signal of the main body to one of the first multimedia module and the multimedia switch circuit, and the power control circuit is to terminate power output to while the portable device is separated from the expansion port of the multimedia expansion apparatus.
    Type: Grant
    Filed: December 29, 2009
    Date of Patent: December 27, 2011
    Assignee: Giga-Byte Technology Co., Ltd.
    Inventors: Mou-Ming Ma, Li-Chih Hsieh, Min-Yu Chou, Yih-Neng Lin, Chun-Kun Lan, Cheng-Hao Huang
  • Publication number: 20110241179
    Abstract: The present disclosure provides a method of making an integrated circuit (IC) device. The method includes forming a first IC feature and a second IC feature in a semiconductor substrate, the first and second IC features being spaced from each other and separated by a scribe region; forming, in the semiconductor substrate, a doped routing feature at least partially within the scribe region and configured to connect the first and second IC features; forming a multilayer interconnect (MLI) structure and an interlayer dielectric (ILD) on the semiconductor substrate, wherein the MLI is configured to be absent within the scribe region; and etching the ILD and the semiconductor substrate within the scribe region to form a scribe-line trench.
    Type: Application
    Filed: June 20, 2011
    Publication date: October 6, 2011
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Ming-Chang Hsieh, Hung-Lin Chen, Hsiu-Mei Yu, Chin Kun Lan, Dong-Lung Lee
  • Patent number: 8021065
    Abstract: An electrical mascara brush structure includes a brush body having a chamber to hold an electrical motion component at one end and a brush rod with a brush at the other end. The electrical motion component includes a first shell and a second shell fully enclosing a power supply, a motor with a rotating shaft, and a circuit board. The circuit board includes a power control element and a variable speed control element. The electrical motion component is connected with a rotary unit disposed at the external of the first shell and the second shell. The rotary unit includes external teeth which matches with receiving teeth disposed at an interior of a handle, which can activate the electrical motion component and adjust the speed of the motor.
    Type: Grant
    Filed: August 5, 2009
    Date of Patent: September 20, 2011
    Assignee: Jia Hsing Enterprise Co., Ltd.
    Inventor: Kun-Lan Lou
  • Patent number: 7968431
    Abstract: The present disclosure provides a method of making an integrated circuit (IC) device. The method includes forming a first IC feature and a second IC feature in a semiconductor substrate, the first and second IC features being spaced from each other and separated by a scribe region; forming, in the semiconductor substrate, a doped routing feature at least partially within the scribe region and configured to connect the first and second IC features; forming a multilayer interconnect (MLI) structure and an interlayer dielectric (ILD) on the semiconductor substrate, wherein the MLI is configured to be absent within the scribe region; and etching the ILD and the semiconductor substrate within the scribe region to form a scribe-line trench.
    Type: Grant
    Filed: July 15, 2008
    Date of Patent: June 28, 2011
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Ming-Chang Hsieh, Hung-Lin Chen, Hsiu-Mei Yu, Chin Kun Lan, Dong-Lung Lee
  • Patent number: 7955993
    Abstract: A method including providing a semiconductor substrate in a reaction chamber; flowing a first reactant including silicon and oxygen, a boron dopant and a phosphorus dopant into the reaction chamber so that a layer of BPTEOS is deposited on the semiconductor substrate; stopping the flow of the first reactant, boron dopant and phosphorus dopant into the reaction chamber and so that a phosphorus dopant and boron dopant rich film is deposited over the layer of BPTEOS; and reducing the film comprising exposing the film to an O2 plasma.
    Type: Grant
    Filed: June 4, 2009
    Date of Patent: June 7, 2011
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Chin Kun Lan, Sheng-Wen Chen, Hung Jui Chang, Yu-Ku Lin, Ying-Lang Wang