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China Academy Of Telecommunications Technology patents


Recent patent applications related to China Academy Of Telecommunications Technology. China Academy Of Telecommunications Technology is listed as an Agent/Assignee. Note: China Academy Of Telecommunications Technology may have other listings under different names/spellings. We're not affiliated with China Academy Of Telecommunications Technology, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "C" | China Academy Of Telecommunications Technology-related inventors


 new patent  Method and device for determining codebook

The present disclosure provides methods and devices for determining a codebook. The method for determining a codebook includes steps of: configuring for a UE a codebook determination parameter in accordance with an antenna array parameter adopted by a base station; and transmitting the codebook determination parameter to the UE to... China Academy Of Telecommunications Technology

Methods and devices for transmitting and receiving pilot signal

The present disclosure provides methods and devices for transmitting and receiving a pilot signal, so as to reduce the number of antenna ports for transmitting the pilot signal and reduce pilot resource consumption. The method for transmitting the pilot signal includes: generating, by a base station, a pilot signal formed... China Academy Of Telecommunications Technology

Cell measurement method and terminal

The present disclosure provides a cell measurement method and a terminal. The cell measurement method includes steps of: measuring a pilot signal from a to-be-measured cell, so as to acquire an channel estimation of N pilot signal transmission ports of the to-be-measured cell, N≧1; determining an equivalent received power corresponding... China Academy Of Telecommunications Technology

Spatial layered transmission

The present application provides a spatial layered transmission method and a spatial layered transmission device. The spatial layered transmission method includes steps of: dividing to-be-transmitted data into at least two layers of spatial data; determining a symbol rate for each layer of spatial data, to enable an error between SERs... China Academy Of Telecommunications Technology

Method, device and system for transmitting uplink information

Disclosed are a method, device and system for transmitting uplink information, which are used for solving the problem that the existing UE uplink transmission mechanism may increase the load of a Macro eNB and increase the uplink interference among UEs, and is not beneficial to power saving of UEs. The... China Academy Of Telecommunications Technology

Method, device and system for transmitting data packet

Embodiments of the present application relate to the technical field of wireless communications, and in particular, to a method, a device and a system for transmitting a data packet, which are used to resolve the problem existing in the prior art that an LTE network structure causes a signaling burden... China Academy Of Telecommunications Technology

Method and device for data transmission

A method and a device for data transmission are provided. A transmission device determines a plurality of wireless links through which data is to be transmitted between the transmission device and a reception device, and transmits physical-layer transmission blocks including identical data packets to the reception device through the determined... China Academy Of Telecommunications Technology

Method and device for performing carrier scheduling

Embodiments of the present application relate to the technical field of wireless communications, and in particular, to a method and a device for performing carrier scheduling, which are used to perform scheduling for an unlicensed carrier. In the embodiments of the present application, a terminal performs uplink channel measurement in... China Academy Of Telecommunications Technology

Channel state information measurement method, channel state information acquisition method, terminal and network device

A CSI measurement method, a CSI acquisition method, a terminal and a network device are provided, to measure CSI. The terminal performs interference measurement to acquire initial interference measurement result, determine the CSI based on the initial interference measurement result and an interference measurement parameter configured by the network device,... China Academy Of Telecommunications Technology

Network perception based service policy configuration method and network device

Disclosed are a network perception based service policy configuration method and network device, the method comprising: acquiring network perceived information of a first node; establishing an environment information map of the first node according to the network perceived information; acquiring characteristic information of the first node; configuring a service policy... China Academy Of Telecommunications Technology

Drb mapping method and apparatus

Disclosed are a DRB mapping method and apparatus. The method in the embodiments of the present invention comprises: a network device and a terminal determining a DRB mapping manner, wherein the DRB mapping manner refers to whether a DRB is allowed to be mapped onto a licensed frequency band carrier... China Academy Of Telecommunications Technology

Channel monitoring

The present disclosure provides a channel monitoring method and a channel monitoring device, to achieve the channel resource contention for an LTE system in the case that it operates on an unlicensed carrier. The channel monitoring method includes steps of: determining, by a device, a starting time point of CCA... China Academy Of Telecommunications Technology

Method and device for transmitting downlink data

The embodiments of the present invention relate to the technical field of wireless communications, and particularly to a method and device for transmitting downlink data, so as to solve the problems of bringing about great signaling burden and waiting delay in the case where data transmission solution is performed with... China Academy Of Telecommunications Technology

Mobile communication method, device and system

Disclosed are a mobile communication method, device and system, which are used for solving the problem where a traditional mobile communication network is unable to satisfy the requirements of a future 5G network. The system comprises: a user equipment (UE) for sending an uplink signal; at least one access point... China Academy Of Telecommunications Technology

Data transmission in unlicensed frequency band

The present invention relates to the technical field of mobile communications. Embodiments of the present invention provide a data transmission method and device in an unlicensed frequency band. The method comprises: determining a termination position of to-be-transmitted data in a radio frame in an unlicensed frequency band; determining position indication... China Academy Of Telecommunications Technology

Data channel scheduling method, device and system

The present disclosure provides a data channel scheduling method, a data channel scheduling device and a data channel scheduling system. The data channel scheduling method includes steps of: configuring for a UE a set of serving cells; configuring for the UE a first serving cell and a second serving cell... China Academy Of Telecommunications Technology

Communications method, device, and system

A communications method, device, and system for solving the connection and communications efficiency problem due to the presence of a large number of cells. The method comprises: a first local controller determines that a user equipment needs to establish a data bearer; data bearer configuration information for transmitting user data... China Academy Of Telecommunications Technology

Data transmission method and apparatus

Disclosed are a data transmission method and apparatus. In embodiments of this application, a virtual cell comprising multiple cells can be configured, and data transmission can be implemented by time-division multiplexing among the cells, so that transmission carriers for a terminal service can be flexibly adjusted. Particularly, under the condition... China Academy Of Telecommunications Technology

Addressing method and addressing device

An addressing method is provided, including: determining, by a UE, configuration information of an uplink position signal; and transmitting, by the UE, the uplink position signal carrying an identifier of the UE to a network side in accordance with the determined configuration information, to enable the network side to determine... China Academy Of Telecommunications Technology

Method and device for transmitting data in unauthorized frequency band

The present disclosure relates to the field of mobile communications technology. A Method and a device for transmitting data in an unauthorized frequency band are provided. The method includes: determining a starting position of to-be-transmitted data in a radio frame in the unauthorized frequency band; determining position indication information based... China Academy Of Telecommunications Technology

Device-to-device communication method and apparatus

A D2D communication method and a D2D communication apparatus are provided. The method includes: obtaining, by a first UE, a TDD uplink and downlink configuration and a D2D resource configuration strategy for resource configuration in the case that the first UE determines that no cell is detected; allocating, by the... China Academy Of Telecommunications Technology

Method and device for data transmission

Embodiments of the present application relate to the technical field of wireless communications, and particularly to a method and device for data transmission, which are used to solve the problem in the prior art that a retransmission mechanism of an LTE system can meet general requirements for delay and reliability... China Academy Of Telecommunications Technology

Method and device for information submission and resource allocation in internet of vehicles

Embodiments of the present application are for use in solving the problem of high probability of collisions occurring among existing node devices. Disclosed are a method and device for information submission and resource allocation in the V2X system. The resource allocation method comprises: a network side device assigns a subframe... China Academy Of Telecommunications Technology

Method, device, base station and ue for uplink transmission main carrier switch and control

A method, device, base station and UE for uplink transmission main carrier switch and control enable the uplink transmission main carrier of the UE to switch among multiple different cells providing service for the UE, enhance the transmission flexibility of the uplink transmission main carrier of the UE, and at... China Academy Of Telecommunications Technology

Method for detecting data transmission and data reception, and base station and user device

A non-orthogonal method for detecting data transmission and data reception, and base station and user device, relating to communication technology; when the base station sends data, first multiplying a plurality of data by means of by a weighted value and/or implementing conjugate processing, then mapping the data onto physical resources,... China Academy Of Telecommunications Technology

Method for detecting data transmission and data reception, and base station and user device

A non-orthogonal method for detecting data transmission and data reception, and base station and user device, relating to communication technology; when the base station sends data, first multiplying a plurality of data by means of by a weighted value and/or implementing conjugate processing, then mapping the data onto physical resources,... China Academy Of Telecommunications Technology

Channel state information feedback method, channel state information acquisition method, channel state information feedback device and channel state information acquisition device.

A CSI feedback method, a CSI acquisition method, a CSI feedback device and a CSI acquisition device are provided, so as to reduce pilot resources configured for a UE and reduce the difficulty in processing CSI progresses at a UE side, thereby to facilitate the CSI feedback and acquisition and... China Academy Of Telecommunications Technology

Relay terminal reselection

Disclosed are a relay terminal reselection method and device. A control node performs relay terminal reselection judgement for a source terminal according to a reselection triggering condition of a relay terminal, and if deciding to perform relay terminal reselection, the control node determines a candidate relay terminal list for the... China Academy Of Telecommunications Technology

Access in heterogeneous network

Disclosed are an access method and device in a heterogeneous network for solving the problem that, in network selection of a heterogeneous wireless network, a user can only enjoy at any one time the service of one network and cannot simultaneously enjoy the services of different networks, the method comprising:... China Academy Of Telecommunications Technology

Channel state information feedback method, device and system

The present disclosure provides a CSI feedback method, a CSI feedback device and a CSI feedback system. The CSI feedback method includes steps of: configuring, by a network side device, a first downlink channel measurement pilot for a UE; and receiving, by the network side device, first PMI information fed... China Academy Of Telecommunications Technology

Wireless network access control method, device and system

A wireless network access control method is provided. After an RRC connection is established between a first base station and a UE, a radio bearer for the UE is established in accordance with a service request from the UE. When determining that the UE meets a requirement on communication with... China Academy Of Telecommunications Technology

D2d communication

Disclosed are a D2D communication method and device. The method comprises: sending a. preamble on a sub-channel set of a competition region, and monitoring the preamble on the sub-channel set of the competition region; and if the preamble is not monitored on the sub-channel set of the competition region, sending... China Academy Of Telecommunications Technology

Method and determining three-dimensional beam pre-coding information

The embodiments of the present invention relate to the field of wireless communications, and more particularly, to a method and apparatus for determining three-dimensional beam pre-coding information so as to perform three-dimensional beam forming. In the embodiments of the present invention, a network device first determines a first optimal beam... China Academy Of Telecommunications Technology

Bearer admission control method and bearer admission control apparatus

The bearer admission control method includes: when an MeNB needs to perform bearer separation with an SeNB with respect to an identical UE, sending, by the MeNB, an SeNB addition request message to the SeNB, the SeNB addition request message carrying information about a list of E-RABs corresponding to the... China Academy Of Telecommunications Technology

Mobile communication system, local access server and network controller

The present disclosure provides a mobile communication system, including: a local access server configured to achieve a multi-RATs coordination function, a local access function and distributed network control; a network control function including a communication control function for communication control and a policy control function for policy control; and a... China Academy Of Telecommunications Technology

06/29/17 / #20170188294

Method and apparatus of transmitting discovery signal, method and apparatus of discovering cell

The method of transmitting a discovery signal according to an embodiment of the present disclosure includes: determining whether a channel in an unlicensed frequency band is idle; transmitting the discovery signal in the channel in the unlicensed frequency band during a current cycle of a discovery signal transmission period if... China Academy Of Telecommunications Technology

06/22/17 / #20170180064

Channel state information measurement , and signal transmission

The present disclosure provides a CSI measurement method and a CSI measurement device. The CSI measurement method includes steps of: receiving channel state measurement information from a network side, the channel state measurement information including a CRS from a set of CRS ports corresponding to vertical beams having an identical... China Academy Of Telecommunications Technology

06/01/17 / #20170156134

Data reception method, data transmission method and data reception device for device-to-device communication

The present disclosure provides a data reception method, a data transmission method, a data reception device and a data transmission device for device-to-device (D2D) communication, so as to enable a UE to receive data from a transmitting UE in the case that the UE does not know resource pool configuration... China Academy Of Telecommunications Technology

06/01/17 / #20170155484

Method, system and device for data transmission

According to embodiments of the present disclosure, a transmitting device processes the signals transmitted by one or more UEs, maps the non-orthogonal characteristic patterns for the processed signals for the one or more UEs so as to superpose the signals for different UEs on the corresponding radio resources, and transmits... China Academy Of Telecommunications Technology

05/18/17 / #20170142770

Data packet processing

Provided are a data packet processing method and device, which are used for solving the problem of how to process a PDCP SDU data packet of a split bearer in the process of normally transmitting the PDCP SDU data packets of the split bearer based on a bearer splitting scenario... China Academy Of Telecommunications Technology

05/11/17 / #20170135106

Frequency spectrum allocation method, device and system

Disclosed are a frequency spectrum allocation method, device and system, so that a specific frequency spectrum allocation solution is provided for an application scenario of a multi-operator/perception system sharing a frequency spectrum. The method comprises: receiving first system throughputs which are reported by servers belonging to different operators and are... China Academy Of Telecommunications Technology

04/20/17 / #20170111914

Base station frequency resource allocation method and network device

Disclosed is a base station frequency resource allocation method, for achieving proper allocation of base station frequency resources to avoid or reduce inter-cell interference. The method comprises: determining each basic frequency resource in each allowed operating band conforming to selectable operating bandwidth of a cell; determining a frequency priority coefficient... China Academy Of Telecommunications Technology

04/13/17 / #20170105164

Method and determining a communication path (as amended)

Disclosed are a communication path determination method and device, which solve the problems of low transmission efficiency and long transmission time delay which may be caused by the existing path which is configured for a small cell needing to access a network for directly communicating through a wireless channel between... China Academy Of Telecommunications Technology

03/23/17 / #20170086110

Data transmission , and data transmission control

A data transmission method, a data transmission device, a data transmission control method and a data transmission control device are provided to adjust measurement gap configurations for multiple base stations communicating with an identical user equipment (UE), thereby preventing packet loss during measurement performed by the UE. The data transmission... China Academy Of Telecommunications Technology

03/16/17 / #20170077602

Active antenna associated device and system, and transmitting and receiving calibration method

An active antenna associated device and system, and a transmitting and receiving calibration method, used for implementing extensible design of an antenna array, reducing construction implementation difficulty, and ensuring construction implementation reliability. The active antenna unit comprises: N active antenna arrays, a main calibration coupling circuit unit, a transmitting and... China Academy Of Telecommunications Technology

03/16/17 / #20170078071

Method, system and device for determining reference subframe

The present disclosure provides a method, a system and a device for determining a reference subframe. According to the embodiments of the present disclosure, with respect to one downlink CSI measurement subframe set, the UE determines a serial number of a downlink A-CSI reference subframe in the downlink CSI measurement... China Academy Of Telecommunications Technology

03/02/17 / #20170064660

Synchronization processing method and user equipment

The present disclosure provides a synchronization processing method and a UE, so as to improve synchronization accuracy between the UE outside a coverage area and a UE within the coverage area. The synchronization processing method includes steps of: determining, by the UE outside the coverage area, a synchronization resource starting... China Academy Of Telecommunications Technology

02/16/17 / #20170048150

Method for processing data packet of rlc layer and rlc entity

Disclosed are a method for processing a data packet of an RLC layer and an RLC entity, which are used for solving the problem existing in the prior art that a receiving end incorrectly discards a data packet because the receiving end in D2D communication may not start receiving from... China Academy Of Telecommunications Technology

02/09/17 / #20170041931

Method and device for scheduling resources in internet of vehicles system

The present disclosure provides a method and a device for scheduling resources in an internet of vehicles system, to centrally allocate timeslot resources in the internet of vehicles system at a network side. The method includes: receiving, by a scheduling device, information of a geographical area reported by a first... China Academy Of Telecommunications Technology

02/02/17 / #20170033856

Method, system and device for measuring channel state information

The present disclosure relates to the field of wireless communication technology, in particular to a method, system and device for measuring CSI, so as to solve the problem in the related art where, on the premise that a Massive MIMO technology plays to its strengths, a CSI measurement and feedback... China Academy Of Telecommunications Technology

01/26/17 / #20170026192

Method and device for processing interruption of group communication service

Disclosed are a method and device for processing the interruption of a group communication service, which are used for adjusting a continuity parameter of a group communication service after the interruption of the group communication service occurs, so as to ensure the continuity of a subsequent group communication service. The... China Academy Of Telecommunications Technology

01/19/17 / #20170019822

Method and device for indicating d2d related information and determining d2d transmission resource

A method and device for indicating D2D related information and determining D2D transmission resources, the method comprising: transmitting to a target base station a switching request message after determining cell switching for a device to device user equipment (D2D UE), the switching request message comprising D2D related information of the... China Academy Of Telecommunications Technology

01/19/17 / #20170019893

Method and device for triggering buffer state reporting bsr

Embodiments of the present invention provide a method and device for triggering Buffer State Reporting (BSR), which relate to the wireless communication field and are used to solve the problem of lacking a triggering mechanism for Device-to-Device communication Padding Buffer State Reporting (D2D Padding BSR) in the prior art. In... China Academy Of Telecommunications Technology

01/05/17 / #20170006426

Method and selecting a positioning scheme, controlling a positioning scheme to be selected

The present invention provides a method and device for transmission on unlicensed spectrum in a UE and a base station. In view of the problem of DFS constraints and PHICH resource waste that is caused by communication of an uplink synchronous HARQ on unlicensed spectrum, in the present invention, logical... China Academy Of Telecommunications Technology

01/05/17 / #20170006626

Data transmission method, base station, and user equipment

Disclosed is a data transmission method. In one aspect, the method comprises: a base station detecting a preset frequency band, and determining whether an idleness of a first time period exists in a subframe p of the preset frequency band in a preset time segment; and if the detection result... China Academy Of Telecommunications Technology

01/05/17 / #20170006649

Data transmission in device to device communication

Disclosed are a data transmission method and device for device to device (D2D) communication, the method comprising: determining D2D communication destinations corresponding to a user equipment (UE) of a transmitting end; allocating a corresponding resource for each D2D communication destination; according to the resource corresponding to each D2D communication destination,... China Academy Of Telecommunications Technology

01/05/17 / #20170006653

Resource allocation method and equipment for device-to-device signal transmission

The present disclosure provides a resource allocation method and a resource allocation equipment for D2D signal transmission. The resource allocation method includes steps of: determining, by a base station, a resource allocation mode to be adopted by a UE, the resource allocation mode including a network scheduling mode and a... China Academy Of Telecommunications Technology








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