Patents by Inventor Rongzhen Yang

Rongzhen Yang 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: 20160255610
    Abstract: Methods, devices and systems for jointly encoding allocation information of one or more wireless communication stations in a common portion of a physical layer header are disclosed. In some examples, a wireless device may: generate allocation information associated with one or more wireless communication stations; encode the allocation information into the common portion of the physical layer header; and transmit the physical layer header to the one or more wireless communication stations.
    Type: Application
    Filed: December 26, 2015
    Publication date: September 1, 2016
    Inventors: Qinghua Li, Xiaogang Chen, Robert Stacey, Chittabrata Ghosh, Yuan Zhu, Rongzhen Yang
  • Publication number: 20160233940
    Abstract: Wireless devices, methods and computer readable media for spatial reuse in a high efficiency wireless local-area network. An apparatus of a HEW station may comprise circuitry. The circuitry may be configured to determine if a plurality of links with a plurality of wireless stations are device-to-device links that indicate that there is a spatial reuse opportunity; and transmit a packet that comprises a spatial reuse indication that there is the spatial reuse opportunity, if the spatial reuse opportunity is indicated. The spatial reuse opportunity may be an uplink orthogonal frequency division multiple access (OFDMA) with the plurality of wireless stations, a downlink OFDMA with the plurality of wireless stations, or a downlink multiple users multiple-input multiple-output (MU-MIMO). The spatial reuse indication may include a margin that indicates how a second HEW station may adjust a transmit power and clear channel assessment to use within the spatial opportunity.
    Type: Application
    Filed: June 23, 2015
    Publication date: August 11, 2016
    Inventors: Po-Kai Huang, Qinghua Li, Robert J. Stacey, Rongzhen Yang
  • Publication number: 20160219531
    Abstract: Examples are disclosed for a system to improve wireless spectral efficiency, including a processor, memory coupled to the processor, a radio coupled to the processor, one or more antennas coupled to the radio, wireless logic to be executed on the processor component to process reception of a high-power request for open sharing (ROS) signal by a master wireless receiver from a master wireless transmitter and to process transmission of a high-power confirmation of open sharing (COS) signal to the master wireless transmitter, the high-power COS signal comprising an indication of a desired reduction of transmission power level from high power by the master wireless transmitter, and a timer initiated by the high-power COS signal, the timer to indicate a period of time when the master wireless transmitter and master wireless receiver are enabled for low-power communication.
    Type: Application
    Filed: December 23, 2013
    Publication date: July 28, 2016
    Inventors: Rongzhen YANG, Hujun YIN, Qinghua LI, Huaning NIU
  • Publication number: 20160192418
    Abstract: A user equipment comprises one or more antennas, a processor to communicate with an enhanced Node B (eNB) of an Internet Protocol (IP) based wireless communication network via the antenna; and a storage medium coupled to the processor, the storage medium having instructions stored thereon, that if executed by the processor, result in: requesting the eNB for a direct communication with a second user equipment, wherein the user equipment and the second user equipment are in a cell of the eNB; performing a first channel measurement based on a command from the eNB; receiving direct communication related information from the eNB based on a result of the first channel measurement; and performing a configuration based on the direct communication related information to perform the direct communicate with the second user equipment.
    Type: Application
    Filed: December 31, 2014
    Publication date: June 30, 2016
    Inventors: Rongzhen YANG, Hui DING, Hujun YIN
  • Publication number: 20160174170
    Abstract: Embodiments of user equipment and methods for improved uplink transmission power management and scheduling, are generally described herein. For example, in an aspect, a method of uplink power management is presented, the method includes determining whether a total desired transmission power exceeds a total configured maximum output power for a subframe. When the total desired transmission power exceeds the total configured maximum output power, the method includes allocating a minimum proactive power limitation to each serving cell, assigning a remaining power to one or more channels based on priority, and computing a total power assignment based on the allocating and the assigning.
    Type: Application
    Filed: January 14, 2016
    Publication date: June 16, 2016
    Inventors: Rongzhen Yang, Hujun Yin, Xiaogang Chen, Jong-Kae Fwu, Qinghua Li
  • Patent number: 9370018
    Abstract: Examples are disclosed for determining, at a base station, separate open loop power control factors for one or more uplink interference patterns based on received time division duplex configuration information received from one or more neighboring base stations. In some examples, the separate open loop power control factors may be communicated to wireless devices coupled with the base station. For these examples, the wireless devices may adjust transmit power controls responsive to receiving the separate open loop power control factors. Other examples are described and claimed.
    Type: Grant
    Filed: June 8, 2012
    Date of Patent: June 14, 2016
    Assignee: INTEL CORPORATION
    Inventors: Huaning Niu, Rongzhen Yang, Jong-Kae Fwu
  • Patent number: 9363780
    Abstract: An apparatus may include a transceiver operable to receive a downlink message from a base station for a serving cell, the downlink message allocating a set of control parameters. The apparatus may also include a processor circuit communicatively coupled to the transceiver and an uplink power control module operable on the processor circuit to read the set of control parameters, and apply a signal-to-noise-and-interference (SINR) parameter based on the received set of control parameters to determine physical uplink shared channel (PUSCH) power to be applied for a PUSCH transmission. Other embodiments are disclosed and claimed.
    Type: Grant
    Filed: December 16, 2011
    Date of Patent: June 7, 2016
    Assignee: INTEL CORPORATION
    Inventors: Rongzhen Yang, Kamran Etemad, Hujun Yin, Apostolos Papathanassiou, Xiaogang Chen, Huaning Niu, Alexei Davydov, Yujian Zhang, Yuan Zhu, Jong-Kae Fwu, Qinghua Li, Yi Hsuan
  • Patent number: 9351209
    Abstract: Embodiments of computer-implemented methods, systems, computing devices, and computer-readable media are described herein for opportunistically transitioning service flows of mobile devices between being direct and indirect. In various embodiments, a proximity between first and second mobile devices that are in wireless communication with each other may be monitored. In various embodiments, a selective transition of a service flow between the first and second mobile devices from being indirect through the radio network access node using a first radio access technology (“RAT”) to being direct using a second RAT may be facilitated, e.g., responsive to a determination that a first criterion has been met. In various embodiments, a selective transition of the service flow from being direct using the second RAT to being indirect using the first RAT may be facilitated, e.g., responsive to a determination that a second criterion has been met.
    Type: Grant
    Filed: July 18, 2014
    Date of Patent: May 24, 2016
    Assignee: Intel Corporation
    Inventors: Kamran Etemad, Vivek Gupta, Kerstin Johnsson, Shilpa Talwar, Rongzhen Yang, Nageen Himayat
  • Publication number: 20160128074
    Abstract: Apparatus, computer readable medium, and method for generating and receiving signal fields in a high efficiency wireless local-area network (WLAN) are disclosed. A high-efficiency wireless local-area network (HEW) device including circuitry is disclosed. The circuitry may be configured to: receive a physical (PHY) header or media access control (MAC) header from a second HEW station, wherein the PHY header or MAC header comprises an indication of a spatial reuse opportunity and a defer duration; adjust one or more parameters to determine whether or not the wireless medium is in use; and determine whether to transmit within the spatial reuse opportunity based on the adjusted one or more parameters. The circuitry may be configured to adjust one or more parameters to determine whether or not the wireless medium is in use in where the parameters are signal detect (SD) threshold, a mid-packet detection (MPD) threshold, and an energy detection (ED) threshold.
    Type: Application
    Filed: June 26, 2015
    Publication date: May 5, 2016
    Inventors: Po-Kai Huang, Robert J. Stacey, Qinghua Li, Rongzhen Yang
  • Publication number: 20160128005
    Abstract: Apparatuses, methods, and computer readable media for signaling high efficiency short training field are disclosed. A high-efficiency wireless local-area network (HEW) station is disclosed. The HEW station may comprise circuitry configured to: receive a trigger frame comprising an allocation of a resource block for the HEW station, and transmit a high efficiency short training field (HE-STF) with a same bandwidth as a subsequent data portion, wherein the transmit is to be in accordance with orthogonal frequency division multiple access (OFDMA) and wherein the transmit is within the resource block. A subcarrier allocation for the HE-STF may matche a subcarrier allocation for the subsequent data portion. The HE-STF and the subsequent data portion may be transmitted with a same power. A total power of active subcarriers of the HE-STF may be equal to or proportional to a second total of data subcarriers and pilot subcarriers of the subsequent data portion.
    Type: Application
    Filed: June 26, 2015
    Publication date: May 5, 2016
    Inventors: Xiaogang Chen, Qinghua Li, Rongzhen Yang, Yuan Zhu, Hujun Yin
  • Publication number: 20160127909
    Abstract: Methods, computer readable media, and apparatuses are disclosed for spatial reuse. A high efficiency station (HE STA) that includes circuitry is disclosed. The circuitry may be configured to: determine if a link with a wireless device is a D2D link with a spatial reuse opportunity; and transmit a packet that includes an indication that there is the spatial reuse opportunity for the duration of the packet, if the link with the wireless device is the D2D link with the spatial reuse opportunity. The circuitry may be configured to: receive a packet from a second HE STA, where the packet includes an indication that there is a spatial opportunity for the duration of the packet; adjust at least one of the following group: a transmit power and a clear channel assessment parameter; and transmit a second packet to a wireless device in the spatial opportunity in accordance with D2D communication.
    Type: Application
    Filed: June 22, 2015
    Publication date: May 5, 2016
    Inventors: Po-Kai Huang, Robert J. Stacey, Qinghua Li, Rongzhen Yang
  • Publication number: 20160112157
    Abstract: Embodiments of the disclosure provide auto-detection in wireless telecommunications. Certain embodiments provide or otherwise implement a specific sequence of bits and/or symbols for auto-detection. The specific sequence of bits can be embodied in or can include output codebits from an encoder in a communication device that can send a wireless transmission including the specific sequence. In one embodiment, the encoder can compute or otherwise generate cyclic redundancy checks (CRCs) or other types of validation checks at the communication device. The specific sequence can be determined using the payload of a packet frame. Both the manner in which the specific sequence is generated and the temporal order in which the specific sequence is received relative to other payload in the packet frame can provide specificity to the sequence.
    Type: Application
    Filed: December 25, 2014
    Publication date: April 21, 2016
    Inventors: Qinghua Li, Xiaogang Chen, Yuan Zhu, Robert Stacey, Rongzhen Yang, Honggang Li
  • Patent number: 9319965
    Abstract: Apparatuses and methods for channel state information reference signal (CSI-RS) configuration in distributed remote radio head (RRH) systems are described. A transmission point selection module can receive a user equipment (UE) signal via a transmission point from a plurality of transmission points sharing a single cell identification. A downlink transmission point can be selected based on the UE signal. The UE can then be configured to report CSI-RS measurements for the selected downlink transmission point.
    Type: Grant
    Filed: December 16, 2011
    Date of Patent: April 19, 2016
    Assignee: Intel Corporation
    Inventors: Yuan Zhu, Alexei Vladimirovich Davydov, Rongzhen Yang, Kamran Etemad, Xiangying Yang, Jong-Kae Fwu, Yang-Seok Choi, Yujian Zhang, Qinghua Li, Xinrong Wang
  • Patent number: 9319258
    Abstract: Example systems, methods, and devices for differentiating Wi-Fi signals for spatial reuse are discussed. More specifically, a communication station arranged for Clear Channel Assessment (CCA) channel status reporting, an access point, and communication methodologies therebetween are disclosed. Methods, apparatus, and systems described herein can be applied to 802.11ax or any other wireless standard.
    Type: Grant
    Filed: October 30, 2014
    Date of Patent: April 19, 2016
    Assignee: Intel Corporation
    Inventors: Po-Kai Huang, Robert Stacey, Rongzhen Yang, Qinghua Li, Xiaogang Chen
  • Publication number: 20160100381
    Abstract: Example systems, methods, and devices for efficient indication of bandwidth and stream allocation are discussed. In one embodiment, a method for indication of bandwidth allocation in a wireless network can include partitioning, by a network device, a bandwidth of a wireless signal into a plurality of subband units, assigning one or more switch bits between adjacent subband units, and allocating one or more modified subband units to one or more users of the network. In another embodiment, a method for stream allocation can include partitioning, by a network device, a spatial stream of a wireless signal into a plurality of spatial streams, assigning one or more switch bits between adjacent spatial streams, and allocating one or more modified spatial streams to one or more users of the network. Certain methods, apparatus, and systems described herein can be applied to 802.11ax or any other wireless standard.
    Type: Application
    Filed: December 24, 2014
    Publication date: April 7, 2016
    Inventors: Qinghua Li, Xiaogang Chen, Yuan Zhu, Rongzhen Yang, Xintian E. Lin
  • Patent number: 9301219
    Abstract: Examples are disclosed for determining, at a base station, a target received power parameter for a wireless device in communication with the base station. In some examples, the target received power parameter may be determined based on one or more uplink status signals received from the wireless device at the base station and/or one or more other base stations. For these examples, the wireless device may adjust one or more transmit power levels responsive to receiving the target received power parameter from the base station. Other examples are described and claimed.
    Type: Grant
    Filed: June 26, 2012
    Date of Patent: March 29, 2016
    Assignee: INTEL CORPORATION
    Inventors: Rongzhen Yang, Apostolos Papathanassiou
  • Publication number: 20160088513
    Abstract: Wireless device, method, and computer readable media for channel contention in wireless communication devices. The wireless communication device may include hardware processing circuitry configured to: determine to adapt the channel contention, and configured to adapt the channel contention settings by changing a level of a clear channel assessment (CCA) and adapting at least one additional channel contention setting. The hardware processing circuitry may be configured to adapt the channel contention settings by raising a level of the clear channel assessment (CCA) and by decreasing a power used to transmit, raising a back-off time, or modifying a portion of or parameter to a distributed coordination function (DCF). The hardware processing circuitry may be configured to adapt the channel contention settings by decreasing the clear channel assessment (CCA) and increasing a power used to transmit or decreasing an amount of time to wait after a CCA determines the channel is free.
    Type: Application
    Filed: September 23, 2014
    Publication date: March 24, 2016
    Inventors: Po-Kai Huang, Qinghua Li, Rongzhen Yang, Robert J. Stacey
  • Publication number: 20160087826
    Abstract: Example systems, methods, and devices for differentiating Wi-Fi signals for spatial reuse are discussed. More specifically, a communication station arranged for Clear Channel Assessment (CCA) channel status reporting, an access point, and communication methodologies therebetween are disclosed. Methods, apparatus, and systems described herein can be applied to 802.11ax or any other wireless standard.
    Type: Application
    Filed: October 30, 2014
    Publication date: March 24, 2016
    Inventors: Po-Kai HUANG, Robert STACEY, Rongzhen YANG, Qinghua LI, Xiaogang CHEN
  • Patent number: 9288743
    Abstract: Uplink power control in a macro cell in a wireless network comprises transmitting a reference signal from a base station device to at least one wireless device within the macro cell. The macro cell comprises the base station device and at least one radio transmitter device that is communicatively coupled to and remote from the base station device. The base station device and one or more radio transmitter devices could be selected to be a transmission point, a reception point or a combination thereof, for each wireless device. Information relating to a transmission power of the base station device is also transmitted to the at least one wireless device. An uplink signal is received from the at least one wireless device containing information relating to an uplink power determination that is based on the reference signal and the information relating to the transmission power of the base station device.
    Type: Grant
    Filed: September 30, 2011
    Date of Patent: March 15, 2016
    Assignee: Intel Corporation
    Inventors: Rongzhen Yang, Apostolos Papathanassiou, Alexei Vladimirovich Davydov, Yuan Y. Zhu, Jin Fu, Kamran Etemad, Hujun Yin, Xiangying Yang, Jong-Kae Fwu
  • Publication number: 20160066342
    Abstract: Some demonstrative embodiments include devices, systems and methods of multi-user uplink transmission. For example, an apparatus may include a transmitter to transmit a multi-user (MU) downlink transmission to a plurality of wireless stations; a receiver to receive from the plurality of wireless stations a plurality of acknowledgement (ACK) frames, at least one ACK frame from at least one wireless station including an uplink scheduling request indicating uplink resources requested by the wireless station; and a scheduler to schedule an uplink transmission from the at least one wireless station based on the uplink scheduling request, the transmitter to transmit at least one scheduling frame including scheduling information of the scheduled uplink transmission.
    Type: Application
    Filed: August 28, 2014
    Publication date: March 3, 2016
    Inventors: Yongsen Ma, Rongzhen Yang, Peng Meng, Qinghua Li, Huaning Niu