Patents by Inventor Wu Zheng
Wu Zheng 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: 20160295621Abstract: The prior art does not prescribe how to divide a control plane among network elements in a D2D communication under cellular architecture. To fill the technological gap, the present invention provides a method of performing the D2D communication and a corresponding control method, wherein a protocol signaling and protocol stack function of a media access (MAC) layer are implemented in a UE performing the D2D communication, and a control function is implemented by a master UE without introducing the base station, thereby reducing complexity of the base station and avoiding delay caused by the control of the base station; and wherein a protocol signaling and protocol stack function of a radio resource management (RRC) layer are implemented in the base station and the UE, and the control function is implemented by the base station and the base station performs mobility management.Type: ApplicationFiled: October 28, 2013Publication date: October 6, 2016Applicant: ALCATEL LUCENTInventors: Feng Han, Wu Zheng, Kaibin Zhang, Yan Meng, Zheng Liu
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Publication number: 20160181688Abstract: A housing includes a substrate having an opening, a plurality of metal sheets and a plurality of reinforcing members, the metal sheets are positioned in the opening, the reinforcing members inlaid in the metal sheets and the substrate. The present invention also provides an electronic device having the housing, and a method of making the housing.Type: ApplicationFiled: April 15, 2015Publication date: June 23, 2016Inventors: CHANG-HAI GU, WU-ZHENG OU, CHAO-HSUN LIN, XIAO-KAI LIU
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Patent number: 9351306Abstract: To address the problem of inter-cell interference, the present invention proposes a method for inter-cell interference coordination and a device thereof. In one embodiment of the present invention, there is provided a method of coordinating radio resource in a base station of wireless communication network, comprising the steps of: S1 determining whether a UE is of interference risk; if the UE is of interference risk, then S2 determining key interference source base station(s) of the UE; S3, scheduling radio resource in collaboration with the key interference source base station(s), so that the key interference source base station(s) idle(s) the radio resource assigned to the UE by the base station. With the method and device provided in the present invention, effective avoidance of inter-cell interference may be achieved, and every cell may fully reuse resource to accomplish reuse gain, while UE backward compatibility may also be supported.Type: GrantFiled: June 22, 2011Date of Patent: May 24, 2016Assignee: Alcatel LucentInventors: Gang Shen, Qi Jiang, Wu Zheng, Xiaobing Leng
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Publication number: 20160116948Abstract: A housing includes a metal base and a non-conductive member. The metal base has an internal surface and at least one gap. The non-conductive member covers at least a portion of the internal surface of the metal base, and the non-conductive member is formed on the bottom of the at least one gap.Type: ApplicationFiled: January 28, 2015Publication date: April 28, 2016Inventors: WU-ZHENG OU, CHANG-HAI GU, CHAO-HSUN LIN, XIAO-KAI LIU, WEI-BEN CHEN
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Publication number: 20160120046Abstract: A housing includes a base. The base has a number of main portions separated by one or more portions having a number of openings formed therein. Each of the number of openings has a metal strip therebetween thereby forming a series of openings and metal strips. Each of the openings has non-conductive members being formed therein. The metal strips are fixed together by the non-conductive members to form a metal strip assembly. The metal strips and the main portions are fixed together by the non-conductive members.Type: ApplicationFiled: May 14, 2015Publication date: April 28, 2016Applicants: FIH (HONG KONG) LIMITED, SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD.Inventors: WU-ZHENG OU, CHANG-HAI GU, DAN WANG, XIAO-KAI LIU
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Patent number: 9215658Abstract: The present invention provides a method and a device for adjusting the sleep mode of a mobile station in order to solve the problem in current multi-hop relay systems of long time delays in data transmission caused when data packets have to wait for the next listening window to reach the mobile station because of packet errors. Wherein, a relay apparatus judges whether the previous hop network apparatus needs to retransmit data packets to the mobile station; when the previous hop network apparatus needs to retransmit data packets to the mobile station, the relay apparatus transmits to the mobile station the adjustment related information for adjusting the sleep mode of the mobile station. The mobile station adjusts the sleep mode according to the adjustment related information. Preferably, the adjustment related information comprises indicating information for indicating that the mobile station is in triggered listening status within predetermined time interval.Type: GrantFiled: January 6, 2010Date of Patent: December 15, 2015Assignee: Alcatel LucentInventors: Wu Zheng, Jimin Liu, Gang Shen, Zhaojun Xu, Xiaobing Leng
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Patent number: 9119188Abstract: The present invention discloses a method of requesting resource from a resource allocating apparatus by a request requesting apparatus, a resource allocating apparatus, a resource requesting apparatus and a communication system. The method comprises the following steps: sending a resource request message from the resource requesting apparatus to the resource allocating apparatus; after receiving the resource request message, if resource cannot be allocated within a set time interval with respect to the resource requesting apparatus, sending an acknowledgement for the resource request message from the resource allocating apparatus to the resource requesting apparatus; and if the resource is allocated to the resource requesting apparatus within the set time interval, not sending the acknowledgement for the resource request message from the resource allocating apparatus to the resource requesting apparatus.Type: GrantFiled: January 4, 2009Date of Patent: August 25, 2015Assignee: Alcatel LucentInventors: Gang Shen, Dongyao Wang, Wu Zheng, Xiaobing Leng
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Patent number: 9037077Abstract: A relay method and device, wherein the control signal and the data signal which are in the same subframe are directly sent to a lower level device respectively by an upper level device and a relay function device. In one example, the relay function device transmits data signal using subscriber special reference signal to make the lower level device estimate an access channel correctly; in another example, the relay function device carries out precoding of the data signal correlative with the access channel so as to cancel the influence of the access channel, thereby make the lower level device receive data signal correctly. Retransmission control signaling is sent to the lower level device in each subframe by the upper level device to ensure the fixed sequential relationship of feedback retransmission.Type: GrantFiled: April 21, 2009Date of Patent: May 19, 2015Assignee: Alcatel LucentInventors: Gang Shen, Wu Zheng, Dongyao Wang, Jimin Liu, Wei Wang, Feng Han, Qi Jiang
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Publication number: 20150078248Abstract: The present invention discloses methods for supporting coexistence of a mobile relay and a fixed relay in a wireless communication network, and corresponding apparatuses. A method comprises: receiving, by a base station, a first message from a relay; determining, by the base station, whether the relay is a mobile relay or a fixed relay based on the first message received from the relay; sending, by the base station, a second message to a mobility management entity, the second message comprising information indicating whether the relay is a mobile relay or a fixed relay so that the mobility management entity can select a corresponding service gateway SGW and a corresponding packet data network gateway PGW for the relay. According to the present invention, coexistence of a mobile relay and a fixed relay in a wireless communication network can be realized with a minimal impact on standardization work.Type: ApplicationFiled: March 6, 2013Publication date: March 19, 2015Applicant: ALCATEL LUCENTInventors: Feng Han, Wu Zheng, Kaibin Zhang, Wei Wang
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Patent number: 8953508Abstract: The invention provides a temporary mobile station identity TMSI allocation method, comprising steps of: notifying a mobility management entity MME device of a corresponding mobility attribute based on a type of a Machine Type Communication MTC application, wherein the mobility attribute indicates whether a mobility of the MTC application is high or low; determining, by the MME device, a mobility layer associated with the MTC application according to the mobility attribute, and then allocating a TMSI from an available address space to a MTC device applying the MTC application based on a predetermined criterion, according to the determined mobility layer. The present invention further provides corresponding MTC server, MME device, network attachment method and location area update method.Type: GrantFiled: June 24, 2011Date of Patent: February 10, 2015Assignee: Alcatel LucentInventors: Wu Zheng, Jimin Liu, Qun Zhao, Feng Han, Kaibin Zhang
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Patent number: 8953538Abstract: The present invention provides a network access method and system for Machine Type Communications (MTC), wherein the method comprises the following steps: an MTC device sends a preamble to a base station; the base station sends a Random Access Response (RAR) to the MTC device; if the RAR does not contain a temporary access resource assignment indication, the MTC device sends a Layer 2/Layer 3 message to the base station; otherwise, the MTC device re-attempts to perform network access; the base station sends a contention resolution message to the MTC device; if the contention resolution message contains a self-identification contained in the Layer 2/Layer 3 message sent by the MTC device, the network access is completed; if the contention resolution message contains the temporary access resource assignment indication, the MTC device re-attempts to perform the network access; otherwise, the MTC device attempts to perform the network access using the originally used access resource again.Type: GrantFiled: February 12, 2010Date of Patent: February 10, 2015Assignee: Alcatel LucentInventors: Qun Zhao, Wu Zheng, Jimin Liu
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Publication number: 20140376473Abstract: The present invention provides a method and apparatus for data transmission in a communication network. In the present invention, additional frequency spectrum resources in an assistant wireless network are introduced by constructing emulation data channels for use by a user equipment in a cellular network, thereby expanding the resources in the cellular network and enhancing throughput of the cellular network. In addition, the original control channels between the base station and the user equipment in the cellular network are maintained, enabling the user equipment to have the quality of service QoS in the cellular network when using the assistant wireless network to transmit data, and sparing the user equipment from handover operations in establishing or releasing the emulation data channels, thereby complicated network control and management mechanisms used for the handover are not needed and thus the user experience is further enhanced.Type: ApplicationFiled: December 20, 2012Publication date: December 25, 2014Inventors: Xiaobing Leng, Wu Zheng, Zhaojun Xu, Gang Shen
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Patent number: 8861326Abstract: Disclosed are method and apparatus for transmitting/receiving audio/video content data in wireless access networks. The method comprises the steps of: encoding the audio/video content data into a basic stream having a first level of quality and an advanced stream, combination of the basic stream and the advanced stream has a second level of quality higher than the first level of quality; and transmitting the basic stream and the advanced stream with a first power and a second power lower than the first power on antennas, respectively. With the method and apparatus of the invention, the low SINR users are able to maintain the low data rate receiving the basic stream and the high SINR user can receive both the basic stream and advanced stream from two logical channels.Type: GrantFiled: November 1, 2007Date of Patent: October 14, 2014Assignee: Alcatel LucentInventors: Wu Zheng, Jimin Liu, Yang Song
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Patent number: 8682373Abstract: The present invention proposes new method(s) and apparatus(es) used for request and allocation of uplink transmission resource in wireless access network, which enables the mobile terminal to use non-contention resources closely spaced on time domain to trigger or adjust reallocation of uplink resource, so that quick response of the base station to the resource allocation request of a mobile terminal is effectively realized, and the demand of delay sensitive service is satisfied.Type: GrantFiled: September 2, 2008Date of Patent: March 25, 2014Assignee: Alcatel LucentInventors: Xiaobing Leng, Dongyao Wang, Jimin Liu, Wu Zheng
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Patent number: 8663781Abstract: A display window is formed by mechanically processing a transparent ceramic article. The composition of the ceramic article includes yttrium oxide and thorium oxide, the mole percentage of yttrium oxide is about 85% to about 94.99%, and the mole percentage of thorium oxide is about 4.99% to about 15%. The display window has a high light transmittance, good acid and alkali corrosion resistance, high hardness, long lifetime.Type: GrantFiled: March 27, 2012Date of Patent: March 4, 2014Assignees: Shenzhen Futaihong Precision Industry Co., Ltd., FIH (Hong Kong) LimitedInventors: Ren-Bo Wang, Xin-Wu Guan, Po-Feng Ho, Wu-Zheng Ou
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Patent number: 8619700Abstract: To address the drawbacks of the current bandwidth requesting and allocation in the wireless broadband access network, the present invention proposes a technical solution of fast bandwidth requesting and allocation, wherein the MS sends a bandwidth allocation request message to the BS for only once, and the interactions between the BS and the MS are decreased so as to increase the efficiency of bandwidth requesting and allocation, effectively shorten the transmission waiting time of traffic data, and especially improve the support for latency-sensitive data traffic. Due to the fact that the interactions between the BS and the MS are decreased, various processing resources in the BS and the MS are spared.Type: GrantFiled: April 30, 2008Date of Patent: December 31, 2013Assignee: Alcatel LucentInventors: Jimin Liu, Wu Zheng, Xiaobing Leng
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Publication number: 20130281150Abstract: The present invention provides a novel adaptive power configuration method and corresponding base stations in a Het Net. According to the present invention, some specific subframes of a serving base station are scheduled to serve victim UEs, while the corresponding subframes of an aggressor base station can be scheduled to serve its UEs with adaptively adjusting the transmit power instead of thoroughly muting. This adaptive power configuration scheme can efficiently reduce the interference in Het Nets to guarantee the workability of victim UEs, meanwhile more capacity performance gain can be achieved with backward compatibility to legacy UEs.Type: ApplicationFiled: November 8, 2011Publication date: October 24, 2013Applicant: ALCATEL LUCENTInventors: Haiyang Huang, Qi Jiang, Wu Zheng, Gang Shen, Jiming Chen
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Publication number: 20130189932Abstract: The present invention provides a novel base station, a novel user equipment and a method of reducing energy consumption in a base station. According to the present invention, when detecting no user service for a time period, the base station switches off its transmitter and keeps its receiver switched on, thereby entering into a sleep state; when receiving a wake-up signal, the base station switches on the transmitter, thereby entering into a wake-up state. The method switches off the transmitter to reduce energy consumption when there is no user service, and wakes up the base station intelligently when a user comes.Type: ApplicationFiled: September 7, 2011Publication date: July 25, 2013Applicant: ALCATEL LUCENTInventors: Gang Shen, Wei Wang, Wu Zheng
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Publication number: 20130165101Abstract: The present disclosure provides a novel method for feature activation in the Machine Type Communication and a device thereof. According to the present disclosure, the MTC device may actively trigger entry into or exit from a feature state of the MTC device, and inform the network to perform suitable configuration, so as to meet the requirements of the MTC scenario and optimize the network performance. Furthermore, for the Extra Low Power Consumption feature, it is also proposed to set a MTC device specific DRX cycle as its actual cycle such that the actual cycle may be not limited by the system default DRX configuration information. Therefore, power consumption for the MTC device in the Extra Low Power Consumption state may be reduced.Type: ApplicationFiled: August 24, 2011Publication date: June 27, 2013Applicant: ALCATEL LUCENTInventors: Feng Han, Wu Zheng, Kaibin Zhang, Qun Zhao
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Patent number: 8429192Abstract: System, method and computer program product for supporting a plurality of Access Control List types for a file system in an operating system in a data processing system. An Access Control List supporting system for managing access to a file system in a data processing system has at least one file system in an operating system of the data processing system, and an Access Control List management framework in the operating system and external to the at least one file system for managing access to the at least one file system. The Access Control List supporting system of the invention removes ACL management and access check-related functions from the at least one file system to an external Access Control List management framework, thus enabling an operating system to support a plurality of Access Control List types using the same Access Control List management framework and enabling new Access Control List types to be added to the operating system dynamically while the operating system is running.Type: GrantFiled: December 2, 2004Date of Patent: April 23, 2013Assignee: International Business Machines CorporationInventors: Rodney Carlton Burnett, Ramanjaneya Sarma Burugula, Niteesh K. Dubey, Joefon Jann, Ravi A. Shankar, Wu Zheng