Patent application number | Description | Published |
20110243091 | USER EQUIPMENT, METHOD FOR DETERMINING RESOURCE, METHOD FOR REPORTING RESOURCE, AND SYSTEM FOR DISTRIBUTING RESOURCE - A User Equipment (UE), a method for determining a resource, a method for reporting a resource, and a system for distributing a resource are provided. The method for determining a resource includes: if transmission data on the carrier reaches maximum transmission data supported in a scope allowed by Service Grant (SG), and a transmission power of the UE is capable of improving a data transmission rate of the carrier, and the carrier and the other one carrier of the dual carriers are incapable of completing transmitting total buffer status data in the same delay period, determining that a resource distributed to a UE on one carrier of dual carriers of the UE is insufficient; otherwise, determining that the resource distributed for the UE on the carrier is sufficient. Therefore, a solution for reporting the resource of the dual carriers is provided, so as to improve a network performance. | 10-06-2011 |
20120002624 | COMMUNICATION METHOD AND SYSTEM USING UPLINK MULTIPLE INPUT MULTIPLE OUTPUT TECHNOLOGY - The present invention discloses a communication method and system using MIMO technology. The communication method includes: a network side device determines whether a UE uses a single-stream mode or a multi-stream mode as an uplink data transmission mode; and the network side device notifies the UE of indication information indicating the determined uplink data transmission mode. The communication method and system help the UE to use a specific uplink data transmission mode in combination with various factors, therefore reducing a delay of an uplink data transmission, improving an uplink data transmission speed, thereby meeting development needs of uplink high-speed data communication services of the UE. | 01-05-2012 |
20120039327 | POWER CONTROL METHOD AND DEVICE - A power control method and device are used for achieving transmit power control of a User Equipment (UE) in a multi-carrier mode. The power control method includes: calculating a transmit power of a UE when the UE sends data through a plurality of carriers; and performing power compression on each carrier either step by step according to property parameters of each carrier or synchronously according to a compression ratio, when the transmit power of the UE exceeds a preset maximum transmit power. A power control device is further provided. | 02-16-2012 |
20120057544 | METHOD, DEVICE, AND SYSTEM FOR MANAGING UPLINK CARRIER FREQUENCIES - A method for managing uplink carrier frequencies is provided, which is applicable to the field of communication. The method includes the following steps: A state switching response message sent by a UE is received, where the state switching response message includes a result of state switching performed by on a secondary uplink carrier serving cell; The result of the state switching is notified to a secondary uplink carrier non-serving cell in a secondary carrier active set through an RNC. A device and a system for managing uplink carrier frequencies are further provided. Through the method, device, and system provided in embodiments of the present invention, the uplink carrier frequencies are managed, so as to facilitate transmission of uplink data during multi-cell collaboration. | 03-08-2012 |
20120057554 | METHOD, DEVICE, AND SYSTEM FOR MANAGING UPLINK CARRIER FREQUENCIES - A method for managing uplink carrier frequencies is provided, which is applicable to the field of communication. The method includes the following steps: A state switching response message sent by a UE is received, where the state switching response message includes a result of state switching performed by on a secondary uplink carrier serving cell; The result of the state switching is notified to a secondary uplink carrier non-serving cell in a secondary carrier active set through an RNC. A device and a system for managing uplink carrier frequencies are further provided. Through the method, device, and system provided in embodiments of the present invention, the uplink carrier frequencies are managed, so as to facilitate transmission of uplink data during multi-cell collaboration. | 03-08-2012 |
20120071186 | METHOD AND APPARATUS FOR RANDOM ACCESS - A method and an apparatus for random access are provided. The method includes: receiving, by a User Equipment (UE), an access indication message including a UE identifier (ID) and a corresponding resource number (101); sending a Dedicated Physical Control Channel (DPCCH) preamble by using an uplink resource corresponding to the resource number and preset initial transmit power (102); and if it is determined that an acquisition indication is received, determining, by the UE, that an access succeeds (103). Therefore, the reliability of information transmission is ensured, the delay in an access process is reduced, and fast implementation of uplink search is ensured. | 03-22-2012 |
20120147859 | Method and Apparatus for Random Access - Method and apparatus for random access are provided. A base station sends access control information to a UE. The access control information includes an identifier of the UE and an access control command. The UE obtains an access time slot and a preamble signature according to the access control information received from the bases station. Then the UE initiate, according to the access time slot and the preamble signature, a random access procedure with a preamble power ramping. With the embodiments of the present invention, time delay in random access procedures may be decreased so as to enable the UE to complete the uplink access as quickly as possible and provide a feedback for a downlink transmission. Therefore efficiencies of the downlink transmission are enhanced. | 06-14-2012 |
20120236909 | PILOT SENDING METHOD AND APPARATUS - Embodiments of the present invention provide a pilot sending method and an apparatus, which relate to the communication field and can save network resources. The solution is: performing spreading on at least two signature sequences by using a spreading code, where each signature sequence of the at least two signature sequences corresponds to at least one user equipment (UE), and is used as a dedicated pilot of at least one data stream of the at least one UE, and the dedicated pilot is used by the UE to perform precoding matrix estimation; and performing precoding on the spread signature sequences, and sending the precoded spread signature sequences to the UE. The embodiments of the present invention are applicable to the sending of pilots in MU-MIMO. | 09-20-2012 |
20120263081 | METHOD AND APPARATUS FOR INDICATING MU-MIMO MODE - The present invention relates to the field of telecommunications, and discloses a method for indicating an MU-MIMO mode. In this method, first part information and second part information are constructed and sent, where formats of the first part information and the second part information indicate an MU-MIMO mode. The present invention further discloses an apparatus for indicating an MU-MIMO mode. With the method and apparatus for indicating an MU-MIMO mode, where the method and apparatus for indicating an MU-MIMO mode are disclosed in the present invention, a UE may be notified of being configured with an MU-MIMO mode when MU-MIMO is applied in a UMTS system. | 10-18-2012 |
20130083807 | Resource Release Method, Communication Equipment, and Network System - A method, a UE and a communications system for releasing resources are disclosed. When the UE is in a CELL_FACH state, a resource release indication is transmitted from a network equipment to the UE to instruct the UE to release HS-RACH resources on the UE. Upon receiving the resource release indication, the UE releases previously allocate HS-RACH resources on the UE. | 04-04-2013 |
20130136077 | USER EQUIPMENT, METHOD FOR DETERMINING RESOURCE, METHOD FOR REPORTING RESOURCE, AND SYSTEM FOR DISTRIBUTING RESOURCE - A User Equipment (UE), a method for determining a resource, a method for reporting a resource, and a system for distributing a resource are provided. The method for determining a resource includes: if transmission data on the carrier reaches maximum transmission data supported in a scope allowed by Service Grant (SG), and a transmission power of the UE is capable of improving a data transmission rate of the carrier, and the carrier and the other one carrier of the dual carriers are incapable of completing transmitting total buffer status data in the same delay period, determining that a resource distributed to a UE on one carrier of dual carriers of the UE is insufficient; otherwise, determining that the resource distributed for the UE on the carrier is sufficient. Therefore, a solution for reporting the resource of the dual carriers is provided, so as to improve a network performance. | 05-30-2013 |
20130242839 | Method and Apparatus for Controlling Channel Transmission Status - A method and an apparatus for controlling a channel transmission status, can be used in the communication field. The method includes receiving a command for controlling activation of a secondary carrier. Within a preset delay time after the secondary carrier is activated, a channel transmission status corresponding to the secondary carrier to a continuous transmission status can be set. | 09-19-2013 |
20140092875 | POWER CONTROL METHOD AND DEVICE - A power control method and device are used for achieving transmit power control of a User Equipment (UE) in a multi-carrier mode. The power control method includes: calculating a transmit power of a UE when the UE sends data through a plurality of carriers; and performing power compression on each carrier either step by step according to property parameters of each carrier or synchronously according to a compression ratio, when the transmit power of the UE exceeds a preset maximum transmit power. A power control device is further provided. | 04-03-2014 |
20140153554 | Method and Apparatus for Allocating Resource and Method and Apparatus for Acquiring Resource - Embodiments of the present disclosure disclose a method and apparatus for allocating resource and a method and apparatus for acquiring resource. The method for allocating resource includes: allocating an F-PCICH resource to a UE, where the F-PCICH resource includes F-PCICH configuration information; and sending the F-PCICH configuration information to the UE through first control information, where the first control information is corresponding to an F-PCICH resource index number, and the F-PCICH resource index number is corresponding to the F-PCICH configuration information. This enables the UE to acquire the F-PCICH resource, so that a UL CLTD technology can be applied. | 06-05-2014 |
20140177566 | METHOD, BASE STATION, AND USER EQUIPMENT FOR ACTIVATING OR DEACTIVATING CARRIER - Embodiments of the present invention provide a method, a base station, and a user equipment for activating or deactivating a carrier. The method includes the following: A base station determines to activate or deactivate at least one secondary carrier used to communication with a user equipment and transmits a High Speed Shared Control Channel HS-SCCH order to the user equipment, where the HS-SCCH order carries indication information used to indicate activation or deactivation of the at least one secondary carrier. In the embodiments of the present invention, a user equipment is capable of correctly activating or deactivating a carrier. | 06-26-2014 |
20140286320 | METHOD AND APPARATUS FOR INDICATING TRANSMISSION TIME INTERVAL - Embodiments of the present invention disclose a method and an apparatus for indicating a transmission time interval. The implementation solutions of the method includes: receiving an access preamble from a user equipment UE, where the access preamble carries a signature; determining whether a cell where the UE is located is configured with an extended acquisition indicator EAI, and sending, on an acquisition indicator channel AICH of an access timeslot corresponding to an access timeslot where the access preamble is received, an acquisition indicator AI corresponding to the signature of the access preamble. Therefore, the problem that the judging condition of EAI configured is always YES is solved; the UE access delay may be reduced; the number of preambles sent by the UE may be reduced; and interference on the uplink may be reduced. | 09-25-2014 |
20140301314 | USER EQUIPMENT, METHOD FOR DETERMINING RESOURCE, METHOD FOR REPORTING RESOURCE, AND SYSTEM FOR DISTRIBUTING RESOURCE - A method, a user equipment (UE) and a communication system are provided. In the disclosure, a UE configured with multiple carriers determines whether a first, a second, and a third conditions are met, and then determines whether resources allocated for the UE on the carrier are sufficient or not accordingly. The first condition defines that the UE is transmitting as much scheduled data as allowed by a current service grant on the carrier. The second condition indicates that the UE has enough transmission power available to transmit data at higher data rate on the carrier. The third condition indicates total buffer data requires more than a preconfigured time period to be transmitted through the carrier together with at least one of other carriers among the multiple carriers. | 10-09-2014 |
20140307666 | METHOD AND APPARATUS FOR CONTROLLING SERVING GRANT OF USER TERMINAL OF NEIGHBORING CELL - Embodiments of the present invention provide a method, an apparatus, and a system for controlling a serving grant of a user terminal (UE) of a neighboring cell. The method is used for controlling a UE in a CELL-FACH state or in an idle state of a neighboring cell through a common E-RGCH. The method includes: obtaining a control command by monitoring the common E-RGCH of the neighboring cell; determining whether the UE satisfies at least one further configured controlled condition; and when the UE satisfies the at least one controlled condition, adjusting the serving grant of the UE based on the obtained control command. Through the method and the apparatus according to the embodiments of the present invention, throughput of the UE may be prevented from being reduced excessively, thereby improving communication performance. | 10-16-2014 |
20140307668 | DATA TRANSMISSION METHOD, BASE STATION, AND USER EQUIPMENT - Embodiments of the present invention provide a data transmission method. The method includes: obtaining a slot format of a F-DPCH used for a UE; receiving an ACK message that is sent by a base station on an AICH; determining an F-DPCH frame offset τ | 10-16-2014 |
20140341155 | Transmission Time Interval Selection Method And User Equipment - Embodiments of the present invention disclose methods for transmission time interval selection, which, in one embodiment, includes obtaining, by a UE, a power margin according to set transmission power of a current random access preamble, and selecting a corresponding type of TTI according to the power margin. In the method according to the embodiment, because the obtained power margin is obtained according to actual transmission power of the current random access preamble, the power margin is more accurate and selection of a TTI type of an E-DCH resource according to the power margin is more effective. In various embodiments, the present invention further discloses a user equipment. | 11-20-2014 |
20140348112 | METHOD FOR PROCESSING SERVING GRANT VALUE, USER EQUIPMENT AND NETWORK DEVICE - Embodiments of the present invention provide a method for processing a serving grant value, a user equipment and a network device, so that it can prevent a serving grant value of a UE from being excessively low. The method includes: taking, by a user equipment, a maximum value of historical values of a power ratio of a data channel to a control channel as a maximum power ratio value after receiving a non-serving relative grant down command sent by a network device; and obtaining, by the user equipment, a first serving grant value according to the maximum power ratio value and a first threshold, where the first threshold is a threshold of a serving grant value or a threshold of the power ratio of the data channel to the control channel. | 11-27-2014 |
20150085807 | COMMUNICATION METHOD AND SYSTEM USING UPLINK MULTIPLE INPUT MULTIPLE OUTPUT TECHNOLOGY - The present invention discloses a communication method and system using MIMO technology. The communication method includes: a network side device determines whether a UE uses a single-stream mode or a multi-stream mode as an uplink data transmission mode; and the network side device notifies the UE of indication information indicating the determined uplink data transmission mode. The communication method and system help the UE to use a specific uplink data transmission mode in combination with various factors, therefore reducing a delay of an uplink data transmission, improving an uplink data transmission speed, thereby meeting development needs of uplink high-speed data communication services of the UE. | 03-26-2015 |