Patents by Inventor Jia-Yu Liu

Jia-Yu Liu 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).

  • Publication number: 20240380644
    Abstract: A transmitter and a method for dynamically setting a current mode of the transmitter are provided. The transmitter includes a digital signal processing (DSP) circuit and a radio frequency (RF) circuit. The DSP circuit is configured to determine a target current mode by selecting one of multiple candidate current modes of the transmitter according to instantaneous transmitting (TX) information, wherein the instantaneous TX information includes at least one of a resource block (RB) information, a modulation and coding scheme (MCS), and an orthogonal frequency-division multiplexing (OFDM) type of an instantaneous TX signal. The RF circuit is configured to output the instantaneous TX signal, wherein at least one supply voltage and at least one bias voltage of a power amplifier (PA) of the RF circuit is controlled according to the target current mode. More particularly, the multiple candidate current modes correspond to different target power consumptions of the transmitter, respectively.
    Type: Application
    Filed: April 24, 2024
    Publication date: November 14, 2024
    Applicant: MEDIATEK INC.
    Inventors: Ming-Fu Tang, Jia-Yu Liu, Jian-Yu Chu, Yen-Liang Chen
  • Patent number: 10313302
    Abstract: The invention introduces a method for NAT (Network Address Translation) traversal, performed by a processing unit of a node, which contains at least the following steps: issuing an initial packet to an intermediate server through a router, in which the initial packet at least contains ID (identity) information of the node; and periodically sending packets to a black hole through the router, so that the router maintains session information between the node and the black hole.
    Type: Grant
    Filed: August 18, 2016
    Date of Patent: June 4, 2019
    Assignee: SYNOLOGY INC.
    Inventors: Kan-Yueh Chen, Tsung-Wei Wang, Jia-Yu Liu
  • Publication number: 20190155615
    Abstract: A method for performing wake-up management and an associated apparatus are provided. The method receives device information of a network device by a wake-on-LAN (WOL) agent, wherein the WOL agent and the network device are positioned in a same LAN. The method further receives a request, from a client device, to access the network device. Finally, the method sends a WOL packet, by the WOL agent, to the network device if the device information indicates that the network device is in a non-operating state.
    Type: Application
    Filed: January 25, 2019
    Publication date: May 23, 2019
    Inventors: Kan-Yueh CHEN, Ping-Che HSIAO, Jia-Yu LIU
  • Patent number: 10235186
    Abstract: A method for performing wake-up management and an associated apparatus are provided, where the method is applied to at least one portion of a network system, and the network system includes a local area network (LAN). The method includes: utilizing a wake-on-LAN (WOL) agent device to receive device information of a network device, where the WOL agent device and the network device are positioned in the LAN, and the network device broadcasts the device information according to a predetermined communications protocol; utilizing the WOL agent device to update a wake-up management list in the WOL agent device according to the device information, where the wake-up management list includes the device information; and utilizing the WOL agent device to perform a WOL operation on the network device according to the wake-up management list.
    Type: Grant
    Filed: March 15, 2017
    Date of Patent: March 19, 2019
    Assignee: SYNOLOGY INCORPORATED
    Inventors: Kan-Yueh Chen, Ping-Che Hsiao, Jia-Yu Liu
  • Patent number: 10003630
    Abstract: A method for managing static Uniform Resource Locator (URL) access, an associated apparatus, and an associated computer program product are provided, wherein the method includes the steps of: receiving a URL request from a browser running on another electronic device, wherein the URL request includes a static URL, and the static URL is utilized for accessing a specific web page on a specific web server; sending request information representing the URL request to a control server, wherein the control server stores registered information of each web server of at least one web server, and the at least one web server includes the specific web server; receiving response information corresponding to the request information from the control server; and controlling the browser to perform a test operation according to the registered information of the specific web server, in order to selectively control web page access of the browser.
    Type: Grant
    Filed: September 15, 2014
    Date of Patent: June 19, 2018
    Assignee: SYNOLOGY INCORPORATED
    Inventors: Tsung-Wei Wang, Jia-Yu Liu, Kan-Yueh Chen
  • Publication number: 20180062960
    Abstract: A method and associated control apparatus for controlling a client device to access a network device in a network system are provided, where the method includes: performing at least one preparation operation regarding the network device to obtain network connection reference information of the network device; based on the network connection reference information, performing a plurality of network connection test operations on the network device according to a plurality of network connection strategies, respectively, to generate a plurality of test results respectively corresponding to the network connection strategies, wherein at least one test result of the test results indicates feasibility of at least one of the network connection strategies; and providing the client device with at least one portion of the network connection reference information to allow the client device to establish a network connection between the client device and the network device according to an optimal strategy.
    Type: Application
    Filed: May 16, 2017
    Publication date: March 1, 2018
    Inventors: Ping-Che Hsiao, Jia-Yu Liu
  • Publication number: 20180041433
    Abstract: A method for relaying packets in a network system with the aid of network address translation and an associated apparatus are provided. The method includes: controlling a relay server to receive a first packet from a client device, wherein the first packet carries a source Internet Protocol (IP) address and a destination IP address; controlling the relay server to change the destination IP address carried by the first packet in order to relay the first packet to a peer device, wherein the peer device obtains the source IP address from the first packet; and controlling the relay server to receive a second packet from the peer device and relay the second packet to the client device.
    Type: Application
    Filed: March 13, 2017
    Publication date: February 8, 2018
    Inventors: Yu-Chung Chen, Kan-Yueh Chen, Jia-Yu Liu
  • Publication number: 20180024843
    Abstract: A method for performing wake-up management and an associated apparatus are provided, where the method is applied to at least one portion of a network system, and the network system includes a local area network (LAN). The method includes: utilizing a wake-on-LAN (WOL) agent device to receive device information of a network device, where the WOL agent device and the network device are positioned in the LAN, and the network device broadcasts the device information according to a predetermined communications protocol; utilizing the WOL agent device to update a wake-up management list in the WOL agent device according to the device information, where the wake-up management list includes the device information; and utilizing the WOL agent device to perform a WOL operation on the network device according to the wake-up management list.
    Type: Application
    Filed: March 15, 2017
    Publication date: January 25, 2018
    Inventors: Kan-Yueh Chen, Ping-Che Hsiao, Jia-Yu Liu
  • Publication number: 20180026831
    Abstract: A method for accessing a web server and an associated apparatus are provided, where the web server is in a local area network (LAN). The method includes: utilizing a wake-on-LAN (WOL) agent device to obtain web server information of the web server and send the web server information to a reverse proxy server. When the reverse proxy server receives a request from a client device, the method utilizes the reverse proxy server to determine whether to assign a WOL task to the WOL agent device according to at least one state of the web server, in which the WOL task includes waking the web server. The client device then sends the request to the reverse proxy server, in order to access the web server through the reverse proxy server.
    Type: Application
    Filed: September 13, 2016
    Publication date: January 25, 2018
    Inventors: Kan-Yueh Chen, Ping-Che Hsiao, Jia-Yu Liu
  • Patent number: 9647966
    Abstract: An instant message communication device that includes a database, a data transmission module, a processing module, and a memory is provided. When commands stored in the memory are performed by the processing module, the following operations are performed. User information that includes a user account is received through the data transmission module. An instant message software robot is driven to add the user account into a robot contact list of a robot account. An account pair relation corresponding to the user account and the robot account is stored in the database. A request is transmitted to a user device having the user account through the data transmission module. The robot account is determined being added to a user contact list. The instant message software robot is controlled to perform an instant message communication with the user device through the data transmission device according to the account pair relation.
    Type: Grant
    Filed: October 23, 2014
    Date of Patent: May 9, 2017
    Assignee: Synology Incorporated
    Inventors: Ping-Che Hsiao, Jia-Yu Liu
  • Publication number: 20170085523
    Abstract: The invention introduces a method for NAT (Network Address Translation) traversal, performed by a processing unit of a node, which contains at least the following steps: issuing an initial packet to an intermediate server through a router, in which the initial packet at least contains ID (identity) information of the node; and periodically sending packets to a black hole through the router, so that the router maintains session information between the node and the black hole.
    Type: Application
    Filed: August 18, 2016
    Publication date: March 23, 2017
    Inventors: Kan-Yueh CHEN, Tsung-Wei WANG, Jia-Yu LIU
  • Patent number: 9415011
    Abstract: Provided is a method for treatment of liver cancer and inhibition of metastasis with CXCR4-targeted nanoparticle. A CXCR4 antagonist is used as a targeting molecule to modify a lipid carrier for the formation of nanoparticle carrying an anti-angiogenesis drug or an anti-angiogenic nucleotide. Such nanoparticle can enhance the accumulation and uptake of the drug and nucleotide in liver cancer cells as well as sensitize the liver cancer cells to treatment of said drug and nucleotide, providing a synergistic suppression of angiogenesis and tumor progression. Furthermore, the CXCR4-targeted nanoparticle can effectively inhibit metastasis of liver cancer. The pharmaceutical composition is an injectable composition; hence, is suitable for clinical application for the treatment of liver cancer.
    Type: Grant
    Filed: October 13, 2015
    Date of Patent: August 16, 2016
    Assignee: NATIONAL TSING HUA UNIVERSITY
    Inventors: Yun-Ching Chen, Jia-Yu Liu, Dong-Yu Gao
  • Patent number: 9354995
    Abstract: A server cluster has a plurality of application servers. During failover of a failed node of the application servers, right to use of internet protocol (IP) address of the failed node is transferred to a surviving node of the server cluster according to a failed-link index of the failed node, the total number of surviving nodes of the server cluster, and successful link indexes of the surviving nodes.
    Type: Grant
    Filed: August 5, 2014
    Date of Patent: May 31, 2016
    Assignee: Synology Incorporated
    Inventors: Kan-Yueh Chen, Jia-Yu Liu
  • Publication number: 20150236987
    Abstract: An instant message communication device that includes a database, a data transmission module, a processing module, and a memory is provided. When commands stored in the memory are performed by the processing module, the following operations are performed. User information that includes a user account is received through the data transmission module. An instant message software robot is driven to add the user account into a robot contact list of a robot account. An account pair relation corresponding to the user account and the robot account is stored in the database. A request is transmitted to a user device having the user account through the data transmission module. The robot account is determined being added to a user contact list. The instant message software robot is controlled to perform an instant message communication with the user device through the data transmission device according to the account pair relation.
    Type: Application
    Filed: October 23, 2014
    Publication date: August 20, 2015
    Inventors: Ping-Che HSIAO, Jia-Yu LIU
  • Publication number: 20150237108
    Abstract: A method for managing static Uniform Resource Locator (URL) access, an associated apparatus, and an associated computer program product are provided, wherein the method includes the steps of: receiving a URL request from a browser running on another electronic device, wherein the URL request includes a static URL, and the static URL is utilized for accessing a specific web page on a specific web server; sending request information representing the URL request to a control server, wherein the control server stores registered information of each web server of at least one web server, and the at least one web server includes the specific web server; receiving response information corresponding to the request information from the control server; and controlling the browser to perform a test operation according to the registered information of the specific web server, in order to selectively control web page access of the browser.
    Type: Application
    Filed: September 15, 2014
    Publication date: August 20, 2015
    Inventors: Tsung-Wei Wang, Jia-Yu Liu, Kan-Yueh Chen
  • Publication number: 20150143157
    Abstract: A server cluster has a plurality of application servers. During failover of a failed node of the application servers, right to use of internet protocol (IP) address of the failed node is transferred to a surviving node of the server cluster according to a failed-link index of the failed node, the total number of surviving nodes of the server cluster, and successful link indexes of the surviving nodes.
    Type: Application
    Filed: August 5, 2014
    Publication date: May 21, 2015
    Inventors: Kan-Yueh Chen, Jia-Yu Liu
  • Publication number: 20150113313
    Abstract: An ARP table is stored in a gateway. The ARP table corresponds a first external IP address of a first application server to a first MAC address of a first external network card of the first application server, and corresponds a second external IP address of a second application server to a second MAC address of a second external network card of the second application server. The first and second application servers will check the statuses of one another to see if any of them fails. If the first application server fails, the first external IP address will be added to the second external network card, and the ARP table will be updated to correspond the first external IP address to the second MAC address.
    Type: Application
    Filed: April 23, 2014
    Publication date: April 23, 2015
    Applicant: Synology Incorporated
    Inventors: Kan-Yueh Chen, Jia-Yu Liu, Yueh-Tse Chen
  • Patent number: 7492684
    Abstract: A method and apparatus for controlling the tilt between the optical axis of an optical pick-up head and an optical disc applied in an optical disc drive is provided. A trapezoidal-wave signal in a radio frequency signal is received, wherein the trapezoidal-wave signal includes a rising edge and a falling edge. And a slope sum is calculated and so is an amplitude or a time domain area of the trapezoidal-wave signal. Then, a tangential tilt control parameter is generated according to the slope sum, and a radial tilt control parameter is generated according to the amplitude or the time domain area of the trapezoidal-wave signal. Thus, the optical disc drive is controlled according to the tangential tilt control parameter and the radial tilt control parameter for the optical axis of the optical pick-up head to be perpendicular to the optical disc.
    Type: Grant
    Filed: July 18, 2005
    Date of Patent: February 17, 2009
    Assignee: Lite-On It Corporation
    Inventors: Ling-Chen Chang, Jia-Yu Liu, Han-Min Tan
  • Publication number: 20060039259
    Abstract: A method and apparatus for controlling the tilt between the optical axis of an optical pick-up head and an optical disc applied in an optical disc drive is provided. A trapezoidal-wave signal in a radio frequency signal is received, wherein the trapezoidal-wave signal includes a rising edge and a falling edge. And a slope sum is calculated and so is an amplitude or a time domain area of the trapezoidal-wave signal. Then, a tangential tilt control parameter is generated according to the slope sum, and a radial tilt control parameter is generated according to the amplitude or the time domain area of the trapezoidal-wave signal. Thus, the optical disc drive is controlled according to the tangential tilt control parameter and the radial tilt control parameter for the optical axis of the optical pick-up head to be perpendicular to the optical disc.
    Type: Application
    Filed: July 18, 2005
    Publication date: February 23, 2006
    Inventors: Ling-Chen Chang, Jia-Yu Liu, Han-Min Tan