Patents Assigned to CHINA TELECOM CORPORATION LIMITED
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Patent number: 11930428Abstract: Provided are a method and system for realizing a service-based mobile originated short message service. The method for realizing a service-based mobile originated short message service (MO SMS) includes: after receiving a short message transferred from a user equipment, an SMSF entity querying, from a NRF entity, information of a network function that can provide a MO SMS forwarding service; when it is determined, according to a query result, that a corresponding SMS-IWMSC can provide the MO SMS forwarding service, the SMSF entity sending the short message to the SMS-IWMSC; and the SMS-IWMSC sending the short message to a SC, so that the SC sends the short message to a corresponding receiver of the short message.Type: GrantFiled: October 18, 2021Date of Patent: March 12, 2024Assignee: CHINA TELECOM CORPORATION LIMITEDInventors: Liu Liu, Biao Long, Yue Sun, Jiayifan Liu, Zhuoyi Chen, Mingxue Li, Qingyang Wang, Linfeng Zhang, Ke Yin, Lei Cao, Bo Wang, Ye Zhao
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Patent number: 11722182Abstract: Disclosed are a data multiplexing transmission method, a base station, a terminal, and a storage medium. The method comprises: a base station sends service resource occupation information corresponding to a first terminal by means of a control channel, so that a second terminal performs data transmission processing on the basis of the service resource occupation information when detecting the service resource occupation information sent on the control channel. The method, base station, terminal, and storage medium provided by the present application provide a resource multiplexing solution, solve the problem of service resource conflicts between different users, and improve the utilization efficiency of uplink transmission resources.Type: GrantFiled: June 9, 2020Date of Patent: August 8, 2023Assignee: CHINA TELECOM CORPORATION LIMITEDInventors: Jing Guo, Jianchi Zhu, Nanxi Li, Xiaoming She, Peng Chen
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Patent number: 10014590Abstract: A multi-antenna array for a LTE MIMO communication system is provided in an embodiment of this invention, comprising a reflection plate and a power feed network disposed on the back of the reflection plate, a plurality of power distribution plates being arranged on the back of the reflection plate for controlling power distribution for antenna radiation units in different polarization manners respectively, the plurality of power distribution plates being disposed in upper and lower layers and are located at the geometrical center of a parallel plane of the reflection plate. The embodiment of this invention may prevent the scrambled arrangement of the power feed network in a multi-antenna array adopted in a LTE MIMO communication system, simplify power feed manner of antenna radiation units in different polarization manners, reduce complexity and the rate of errors in mass production of multi-antenna arrays of LTE MIMO communication systems, and facilitate locating faults and replacing feed circuits.Type: GrantFiled: April 15, 2013Date of Patent: July 3, 2018Assignee: China Telecom Corporation LimitedInventors: Qi Bi, Shenke Zhang, Meng Shi, Tao Yang, Weiliang Xie
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Quadri-polarized antenna radiator, quadri-polarized antenna and quadri-polarized multi-antenna array
Patent number: 9698494Abstract: A quadri-polarized antenna oscillator, a quadri-polarized antenna, and a quadri-polarized multi-antenna array are provided. The quadri-polarized antenna oscillator comprises four polarized oscillators, wherein midpoints of the four polarized oscillators are coincident; a polarization direction of a first polarized oscillator is a horizontal direction; a polarization direction of a second polarized oscillator is perpendicular to the horizontal direction; a polarization direction of a third polarized oscillator has a 45° angle with the horizontal direction; and a polarization direction of a fourth polarized oscillator has a ?45° angle with the horizontal direction.Type: GrantFiled: December 31, 2014Date of Patent: July 4, 2017Assignee: China Telecom Corporation LimitedInventors: Qi Bi, Weiliang Xie -
Patent number: 9693245Abstract: Disclosed in the present disclosure are a method and system for measuring interference signals in carrier signals. The method comprises: receiving multiple valid samples of the carrier signals; based on the multiple valid samples of the carrier signals, gaining value of constant part and mean square error of zero mean part in the interference signals through iterative calculation; calculating the total power value of the interference signals. Since considering the constant part in the interference signals, the measurement method is suitable in the case that the interference signals in the carrier signals is non-zero mean value, and the obtained measurement result of the interference signals will be more accurate than the result through the existing method.Type: GrantFiled: October 25, 2012Date of Patent: June 27, 2017Assignee: China Telecom Corporation LimitedInventors: Lei Cao, Ye Zhao, Xiaodong Chen, Shangkun Xiong, Henghua Lin
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Patent number: 9653817Abstract: An array antenna and a base station are provided. The array antenna comprises a plurality of linear arrays, uplink-downlink duplexers, and beam-forming networks. Each linear array is a dual-polarized linear array.Type: GrantFiled: September 28, 2012Date of Patent: May 16, 2017Assignee: CHINA TELECOM CORPORATION LIMITEDInventors: Qi Bi, Weiliang Xie, Tao Yang
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Patent number: 9472861Abstract: This invention discloses a multi-mode antenna and a base station, the multi-mode antenna comprising a CDMA dual-polarized antenna for CDMA radio frequency signals and two MIMO dual-polarized antennas for LTE radio frequency signals with a plurality of linearly arranged radiation elements; the two MIMO dual-polarized antennas are respectfully vertically stacked right above and right below the center radiation element of the CDMA dual-polarized antenna; and the radiation elements in the two MIMO dual-polarized antennas are nested in or inserted between the radiation elements of the CDMA dual-polarized antenna according to the distance between the radiation elements of the CDMA dual-polarized antenna and the distance between the radiation elements of each MIMO dual-polarized antenna.Type: GrantFiled: January 30, 2014Date of Patent: October 18, 2016Assignee: China Telecom Corporation LimitedInventors: Qi Bi, Weiliang Xie
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Publication number: 20140145896Abstract: This invention discloses a multi-mode antenna and a base station, the multi-mode antenna comprising a CDMA dual-polarized antenna for CDMA radio frequency signals and two MIMO dual-polarized antennas for LTE radio frequency signals with a plurality of linearly arranged radiation elements; the two MIMO dual-polarized antennas are respectfully vertically stacked right above and right below the centre radiation element of the CDMA dual-polarized antenna; and the radiation elements in the two MIMO dual-polarized antennas are nested in or inserted between the radiation elements of the CDMA dual-polarized antenna according to the distance between the radiation elements of the CDMA dual-polarized antenna and the distance between the radiation elements of each MIMO dual-polarized antenna.Type: ApplicationFiled: January 30, 2014Publication date: May 29, 2014Applicant: China Telecom Corporation LimitedInventors: Qi Bi, Weiliang Xie
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Patent number: 8533346Abstract: The present invention provides a SIP-based network video surveillance system and method, which relates to the application field of network video surveillance. The network video surveillance method comprises the steps of: receiving a request message from a client by a call control server (CCS), the request message comprising an ID of a Premises Unit (PU) and a channel ID; forwarding the request message to a center management server (CMS) by the CCS for access authentication; transmitting the request message to the PU by the CCS after the request message passes the access authentication; responding by the PU an acknowledgement message containing video codec information to the CMS via the CCS; forwarding the acknowledgement message containing the video codec information and an access path to the client by the CMS, then establishing, by the client, a video stream connection with a network element directed by the access path on the basis of the acknowledge message.Type: GrantFiled: September 17, 2010Date of Patent: September 10, 2013Assignee: China Telecom Corporation LimitedInventors: Ning Cao, Ming Feng, Duguo Liang, Yanxia Zhang, Zemin Zheng
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Publication number: 20120002044Abstract: The present invention discloses a method and system for implementing a three-dimension positioning. The method comprises: receiving, by an optical sensor, infrared rays emitted from an infrared reference light source; and determining a position of the optical sensor with respect to the infrared reference light source based on attributes of the infrared reference light source in images obtained by the optical sensor, so as to implement a three-dimension relative positioning of the optical sensor. The method and system determine the position of the optical sensor with respect to the infrared reference light source by means of the attributes of the infrared reference light source in the images, which are simple in implementation, of a relatively low cost and can provide an excellent positioning function for application contexts of relative positioning (such as immersive video), which greatly improves the experience of a user.Type: ApplicationFiled: December 21, 2010Publication date: January 5, 2012Applicant: China Telecom Corporation LimitedInventors: Jiangwei Li, Jie Liang, Ming Feng, Ruyi Li, Xueliang Chen, Yirong Zhuang, Ge Chen, Xiaomei Han, Jinxia Hai
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Publication number: 20110208494Abstract: The present invention relates to a method and system for simulating a handle's motion. The method comprising: receiving detected acceleration values x(i), y(i) and z(i) of the handle in three directions; determining whether the acceleration values x(i), y(i) and z(i) in the three directions are noise interference with reference to a threshold value NT for noise interference; in the case that the acceleration values x(i), y(i) and z(i) are not the noise interference, determining angles ?(i), ?(i) and ?(i) during the handle's motion respectively from the acceleration values x(i), y(i) and z(i); and simulating the handle's motion on the basis of the angles ?(i), ?(i) and ?(i). The method and system according to the present invention poses a big challenge to the conventional operation by a mouse or a keyboard. They can simulate every motion of a user and reflect the motion on a role in a 3D game.Type: ApplicationFiled: November 30, 2010Publication date: August 25, 2011Applicant: CHINA TELECOM CORPORATION LIMITEDInventors: Jiangwei LI, Jie LIANG, Ming FENG, Ruyi LI, Xueliang CHEN, Yirong ZHUANG, Ge CHEN, Xiaomei HAN, Jinxia HAI
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Publication number: 20110141280Abstract: The present invention provides a SIP-based network video surveillance system and method, which relates to the application field of network video surveillance. The network video surveillance method comprises the steps of: receiving a request message from a client by a call control server (CCS), the request message comprising an ID of a Premises Unit (PU) and a channel ID; forwarding the request message to a center management server (CMS) by the CCS for access authentication; transmitting the request message to the PU by the CCS after the request message passes the access authentication; responding by the PU an acknowledgement message containing video codec information to the CMS via the CCS; forwarding the acknowledgement message containing the video codec information and an access path to the client by the CMS, then establishing, by the client, a video stream connection with a network element directed by the access path on the basis of the acknowledge message.Type: ApplicationFiled: September 17, 2010Publication date: June 16, 2011Applicant: CHINA TELECOM CORPORATION LIMITEDInventors: Ning CAO, Ming FENG, Duguo LIANG, Yanxia ZHANG, Zemin ZHENG