WO2014166308A1 - Méthode, dispositif et système de changement de types d'intervalle de temps de transmission (tti) - Google Patents

Méthode, dispositif et système de changement de types d'intervalle de temps de transmission (tti) Download PDF

Info

Publication number
WO2014166308A1
WO2014166308A1 PCT/CN2014/071034 CN2014071034W WO2014166308A1 WO 2014166308 A1 WO2014166308 A1 WO 2014166308A1 CN 2014071034 W CN2014071034 W CN 2014071034W WO 2014166308 A1 WO2014166308 A1 WO 2014166308A1
Authority
WO
WIPO (PCT)
Prior art keywords
uph
user equipment
base station
filtered
information
Prior art date
Application number
PCT/CN2014/071034
Other languages
English (en)
Chinese (zh)
Inventor
冯莉
郑潇潇
Original Assignee
华为技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 华为技术有限公司 filed Critical 华为技术有限公司
Priority to CN201480000207.7A priority Critical patent/CN104221459B/zh
Publication of WO2014166308A1 publication Critical patent/WO2014166308A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/30—TPC using constraints in the total amount of available transmission power
    • H04W52/36—TPC using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
    • H04W52/365—Power headroom reporting
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/06—Reselecting a communication resource in the serving access point
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446—Resources in time domain, e.g. slots or frames
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/06—TPC algorithms
    • H04W52/14—Separate analysis of uplink or downlink
    • H04W52/143—Downlink power control

Definitions

  • the invention relates to the field of communications, and in particular, to a TTI type switching method, device and system for a transmission interval. Background technique
  • WCDMA Wideband Code Division Multiple Access
  • 3GPP 3rd Generation Partnership Project
  • DCH Dedicated Channel
  • R99 DCH Dedicated Channel
  • HSUPA High-Speed Uplink Packet Access
  • E-DCH Enhanced Dedicated Channel
  • the E-DCH channel includes two types of TTI (Transmission Time Interval), which are 2ms TTI type and 10ms TTI type respectively.
  • the 2ms TTI type can provide high data transmission rate and small transmission delay, 10ms TTI. Types provide better coverage. Therefore, when the UE (User Equipment) moves from the cell center to the cell edge, it needs to switch from the 2ms TTI type to the 10ms TTI type in order to obtain better coverage, and correspondingly, when the UE moves from the cell edge to the cell center In order to achieve a higher peak rate, it is necessary to switch from the 10ms TTI type to the 2ms TTI type.
  • the R99 DCH TTI type has a 10ms TTI type, a 20ms TTI type, and 40ms.
  • the coverage of the R99 DCH is usually larger than the E-DCH coverage. Therefore, when the UE moves to the cell edge, even if the UE is currently using the E-DCH 10ms TTI type, there is still a possibility that the coverage still exists.
  • -DCH 10ms switches to the 2ms TTI type; or when the UE moves to the cell edge, the UE needs to be switched from the E-DCH 2ms TTI type to the DCH.
  • the UE In the prior art, the UE generally reports the UPH (UE transmission power headroom) to the base station by reporting the SI (Scheduling Information), and the base station reports to the radio network control.
  • Radio Network controller Radio Network Controller
  • Radio Network Controller which enables the radio network controller to determine whether to perform TTI handover according to UPH, or whether to perform handover between R99 DCH and E-DCH) and handover execution flow for TTI handover. process.
  • the inventor finds that when the amount of data buffered in the UE is 0, that is, the TEBS (Total E-DCH Buffer Status) is zero, even if the SI satisfies the report.
  • the conditional UE will not report the SI, so that the number of UPH samples is insufficient.
  • the UE will cause the UPH to be small even if it is in the center of the cell.
  • the radio network controller cannot be accurately based on the URH. Perform the TTI switching process. Summary of the invention
  • Embodiments of the present invention provide a transmission interval TTI type switching method, device, and system, which can improve the accuracy of a TTI type switching process.
  • the first aspect provides a method for switching a TTI type of a transmission interval, including: the user equipment sends a transmit power margin UPH to the base station according to the trigger condition, so that the base station sends the handover indication information or the location to the user equipment according to the UPH. Transmitting, by the base station, the handover assistance information to the radio network controller by using the signaling or the protocol frame, so that the radio network controller sends the handover indication information to the user equipment according to the handover assistance information;
  • the sending, by the user equipment, the transmit power headroom UPH to the base station according to the triggering condition includes:
  • the user equipment sends the scheduling information to the base station, where the scheduling information includes the UPH, whether the data is in the buffer of the user equipment, when the triggering condition of the scheduling information is met;
  • the triggering condition of the scheduling information includes that the periodic scheduling information triggers the timer to be cut off or the high priority data reaches the buffer of the user equipment or the remaining space in the MAC-i PDU uplink enhanced protocol data unit is greater than 18 bits.
  • the sending, by the user equipment, the transmit power margin UPH to the base station according to the trigger condition includes:
  • the user equipment concatenates the UPH in the MAC-i PDU;
  • the user equipment sends the MAC-i PDU to the base station.
  • the sending, by the user equipment, the transmit power margin UPH to the base station according to the trigger condition includes:
  • the user equipment sends the UPH to the base station;
  • the user equipment When the UPH is higher than the second threshold or the UPH is higher than the second threshold and continues to the second time threshold, the user equipment sends the UPH to the base station;
  • the user equipment sends to the base station when the current TTI type of the user equipment is a 2ms TTI type, and the UPH is lower than the first threshold or the UPH is lower than the first threshold and continues for the first time threshold.
  • the UPH ;
  • the user equipment When the current TTI type of the user equipment is 1 OmsTTI type, and the UPH is higher than the second threshold or the UPH is higher than the second threshold and continues for the second time threshold, the user equipment sends the base station to the base station. Send the UPH.
  • the user equipment is pressed Sending the UPH to the base station according to the trigger condition includes:
  • the user equipment sends the UPH to the base station.
  • the UPH is included in the scheduling information or the MAC-i PDU.
  • the method further includes: the user equipment setting a domain value in the header of the MAC-i PDU, so that the base station learns according to the set domain value.
  • the MAC-i PDU includes the
  • the method further includes:
  • the user equipment filters the UPH according to a filtering formula to generate a filtered UPH.
  • the method further includes:
  • the user equipment sets the domain value in the scheduling information, so that the base station learns that the UPH is the filtered UPH according to the set domain value.
  • the user equipment sets the domain value in the header of the MAC-i PDU, so that the base station learns that the UPH is the filtered UPH according to the set domain value.
  • the user equipment sets the domain value in the scheduling information, including:
  • the user equipment sets a buffered maximum data volume TEBS field in the scheduling information to all zeros, and sets a data amount HLBS field of the highest priority logical channel having data in the scheduling information to a non-zero value.
  • the user equipment sets the TEBS field in the scheduling information to zero, and sets a highest priority logical channel identifier HLID field with data in the scheduling information to a non-zero value;
  • the user equipment sets the HLID field in the scheduling information to all ones;
  • the user equipment sets an HLID field in the scheduling information to all zeros, and sets an HLBS field in the scheduling information to a non-zero value;
  • the user equipment sets the HLID field in the scheduling information to all zeros, and sets the TEBS field in the scheduling information to a non-zero value.
  • the user equipment sets the domain value in the header of the MAC-i PDU, including:
  • the user equipment sets a logical channel identifier LCH-ID field in the header of the MAC-i PDU to all ones;
  • the user equipment sets the length L field in the header of the MAC-i PDU to all 0s.
  • the target TTI type includes a 2ms TTI type, a 10ms TTI type, DCH dedicated channel 10ms TTI type, DCH dedicated channel 20ms TTI type, DCH dedicated channel 40ms TTI type, DCH dedicated channel 80ms TTI type.
  • a method for switching a TTI type of a transmission interval including: receiving, by a base station, a transmit power margin UPH of the user equipment that is sent by a user equipment according to a trigger condition;
  • the base station sends the handover indication information to the user equipment according to the UPH, so that the user equipment switches to the target ⁇ type according to the handover indication information, or the base station passes the signaling or protocol frame according to the UPH. Transmitting the handover assistance information to the radio network controller, so that the radio network controller sends the handover indication information to the user equipment according to the handover assistance information, instructing the user equipment to switch according to the handover indication information. Go to the target type.
  • the base station sends the handover indication information to the user equipment according to the UPH, so that the user equipment switches to the target ⁇ type according to the handover indication information, including :
  • the base station sends the handover assistance information to the radio network controller by using the signaling or protocol frame according to the UPH, including:
  • the sending, by the base station, the handover assistance information to the radio network controller by using the signaling or the protocol frame according to the UPH includes:
  • the base station receives the user that is sent by the user equipment according to the triggering condition, in combination with any one of the second aspect or the first to the third possible implementation manners.
  • the package Includes:
  • the base station filters the UPH according to a filtering formula to generate a filtered UPH, where the filtering formula is: F n H F " + a ' M n , where the a is a filtering parameter, and the For the filtered UPH, Fn-1 is the UPH of the last filtration, and ⁇ is the measured UPH.
  • the base station receives the user that is sent by the user equipment according to the triggering condition, in combination with the possible implementation manner of any one of the second aspect or the first to the third possible implementation manners.
  • the transmit power margin UPH of the device includes: the base station receiving and parsing the scheduling information or the MAC-i PDU sent by the user equipment, to obtain an UPH filtered by the user equipment.
  • a method for switching a TTI type of a transmission interval including: receiving, by a radio network controller, handover assistance information sent by a base station by using a signaling or a protocol frame;
  • the radio network controller sends the handover indication information to the user equipment according to the handover assistance information, so that the user equipment switches to a target TTI type according to the handover indication information.
  • the receiving, by the radio network controller, the handover assistance information sent by the base station by using the signaling or the protocol frame includes:
  • the radio network controller receives the base station to send an UPH through the signaling or the protocol frame.
  • the receiving, by the radio network controller, the handover assistance information sent by the base station by using the signaling or the protocol stack includes:
  • the radio network controller receives handover request information sent by the base station by using the signaling or the protocol frame.
  • the radio network controller sends the handover indication information to the user equipment according to the handover assistance information. , including:
  • the radio network controller Determining, by the radio network controller, the target TTI type according to the UPH or the handover request information;
  • the radio network controller sends handover indication information to the user equipment according to the target TTI type, where the handover indication information is a radio bearer reconfiguration message, or a transport channel reconfiguration message.
  • a fourth aspect of the present invention provides a method for switching a TTI type of a transmission interval, including: transmitting, by a user equipment, a filtered transmit power headroom UPH report to a base station according to a trigger condition, so that the base station reports the indication according to the filtered UPH report. Transmitting, by the user equipment, handover instruction information, or sending, by the base station, handover assistance information to the radio network controller by using a signaling or a protocol frame according to the indication of the filtered UPH report, so that the radio network controller performs, according to the handover assistance information, Transmitting, by the user equipment, the handover indication information;
  • the method before the sending, by the user equipment, the filtered UPH report to the base station according to the triggering condition, the method further includes:
  • the user equipment filters the UPH according to a filtering formula to generate a filtered UPH.
  • the user equipment sends the filtered 1 ⁇ 11 “3” message to the base station according to the trigger condition.
  • the user equipment shall generate the filtered UPH
  • the UPH report is sent to the base station
  • the user equipment sends the generated filtered UPH report to the Base station
  • the user equipment When the current TTI type of the user equipment is a 2ms TTI type, and the UPH is lower than the first threshold or the UPH is lower than the first threshold and continues for the first time threshold, the user equipment generates Sending the filtered UPH report to the base station; or
  • the user equipment When the current TTI type of the user equipment is 1 OmsTTI type, and the UPH is higher than the second threshold or the UPH is higher than the second threshold and continues for the second time threshold, the user equipment generates The filtered UPH report is sent to the base station.
  • the user equipment sets a domain value in the scheduling information
  • the sending, by the user equipment, the filtered UPH report to the base station according to the triggering condition includes: sending, by the user equipment, the filtered UPH report that includes the field value in the set scheduling information to the base station according to a triggering condition.
  • the setting, by the user equipment, the domain value in the scheduling information includes:
  • the user equipment sets a buffered maximum data volume TEBS field in the scheduling information to all zeros, and sets a data amount HLBS field of the highest priority logical channel having data in the scheduling information to a non-zero value.
  • the user equipment sets the TEBS field in the scheduling information to zero, and sets a highest priority logical channel identifier HLID field with data in the scheduling information to a non-zero value;
  • the user equipment sets the HLID field in the scheduling information to all ones;
  • the user equipment sets an HLID field in the scheduling information to all zeros, and sets an HLBS field in the scheduling information to a non-zero value;
  • the user equipment sets the HLID field in the scheduling information to all zeros, and
  • the TEBS field in the scheduling information is set to a non-zero value
  • the user equipment sets the HLID field in the scheduling information to all 1s or all 0s, and selects 4 bits from the UPH field to represent the HLID.
  • the target TTI type includes a 2ms TTI type, an Oms TTI type, and a DCH.
  • a method for switching a TTI type of a transmission interval including: receiving, by a base station, a filtered transmit power margin UPH report sent by a user equipment according to a trigger condition;
  • the base station sends, according to the filtered UPH report, the handover indication information to the user equipment, so that the user equipment switches to the target TTI type according to the handover indication information, or the base station reports according to the filtered UPH. Transmitting the handover assistance information to the radio network controller by using the signaling or protocol frame, so that the radio network controller sends the handover indication information to the user equipment according to the handover assistance information, indicating that the user equipment is configured according to the The handover indication information is switched to the target TTI type.
  • the base station sends, according to the fifth aspect, the handover indication information to the user equipment according to the filtered UPH report, so that the user equipment switches to the handover indication information according to the handover indication information.
  • Target TTI types include:
  • the base station Determining, by the base station, the target TTI type according to the filtered UPH report; the base station sending the handover indication information to the user equipment according to the target TTI type, so that the user equipment switches to the target TTI type according to the handover indication information.
  • the sending, by the base station, the sending assistance information to the wireless network controller by using the signaling or the protocol frame according to the filtered U P H report includes:
  • the base station passes the signaling or the protocol according to the filtered UPH report
  • the frame transmits handover request information to the radio network controller.
  • a user equipment including:
  • a sending unit configured to send a transmit power margin UPH to the base station according to the trigger condition, so that the base station sends the handover indication information to the user equipment according to the UPH, or the base station sends a signaling or protocol frame according to the UPH according to the
  • the radio network controller sends the handover assistance information, so that the radio network controller sends the handover indication information to the user equipment according to the handover assistance information;
  • the sending unit is specifically configured to: send information to the base station when the trigger condition of the scheduling information is met, regardless of whether there is data in the buffer of the user equipment Scheduling information, the scheduling information including the UPH;
  • the triggering condition of the scheduling information includes that the periodic scheduling information triggers the timer to be cut off or the high priority data reaches the buffer of the user equipment or the remaining space in the MAC-i PDU uplink enhanced protocol data unit is greater than 18 bits.
  • the sending unit is specifically configured to: when the remaining space in the MAC-i PDU is less than 18 bits greater than 5 bits, concatenate the UPH in the MAC- And in the i PDU; and configured to send the MAC-i PDU to the base station.
  • the sending unit is specifically configured to: when the UPH is lower than a first threshold, or the UPH is lower than a first threshold and last for a first time Sending, by the base station, the UPH; or, when the UPH is higher than the second threshold or the UPH is higher than the second threshold and continuing the second time threshold, sending the location to the base station Or, when the current TTI type of the user equipment is a 2ms TTI type, and the UPH is lower than the first threshold or the UPH is lower than the first threshold and continues for the first time threshold, to the base station Sending the UPH; or, when the current TTI type of the user equipment is 1 OmsTTI type, and the UPH is higher than the second threshold or the UPH is higher than the second threshold and continues to the second time threshold, The base station sends the UPH.
  • the sending unit is specifically configured to: when the periodic UPH trigger timer is cut off, send the UPH
  • the UPH is included in the scheduling information or the MAC-i PDU.
  • a setting unit configured to set a domain value in the header of the MAC-i PDU, so that the base station learns, according to the set domain value, that the MAC-i PDU includes the UPH.
  • the filtering unit is configured to filter, generate, according to the filtering formula, the UPH. Filtered UPH.
  • the method further includes:
  • a setting unit configured to set a domain value in the scheduling information, so that the base station learns that the UPH is a filtered UPH according to the set domain value; or, is configured to use the MAC-i PDU
  • the domain value in the header is set, so that the base station learns that the UPH is the filtered UPH according to the set domain value.
  • the setting unit is configured to: set a domain value in the scheduling information to be used: to: cache a maximum data volume in the scheduling information Setting the TEBS field to all zeros, and setting the data volume HLBS field of the highest priority logical channel with data in the scheduling information to a non-zero value; or, for using the TEBS domain in the scheduling information Set to zero, and the highest priority logical channel identifier HLID with data in the scheduling information
  • the field is set to a non-zero value; or, the HLID field in the scheduling information is set to all 1; or, the HLID field in the scheduling information is set to all zeros, and the HLBS field in the scheduling information is set Is a non-zero value; or, the HLID field in the scheduling information is set to all zeros, and the TEBS field in the scheduling information is set to a non-zero value.
  • the setting unit uses the domain value in the header of the MAC-i PDU to be specifically configured to be used. : setting the logical channel identifier LCH-ID field in the header of the MAC-i PDU to all ones; or, for setting the length L field in the header of the MAC-i PDU to all zeros.
  • the target TTI type includes a 2ms TTI type, a 10ms TTI type, DCH dedicated channel 10ms TTI type, DCH dedicated channel 20ms TTI type, DCH dedicated channel 40ms TTI type, DCH dedicated channel 80ms TTI type.
  • a base station including:
  • a receiving unit configured to receive a transmit power margin UPH of the user equipment that is sent by the user equipment according to the trigger condition
  • a sending unit configured to send, according to the UPH received by the receiving unit, handover indication information to the user equipment, to enable the user equipment to switch to a target TTI type according to the handover indication information, or
  • the UPH received by the receiving unit sends the handover assistance information to the radio network controller by using a signaling or protocol frame, so that the radio network controller sends the handover indication information to the user equipment according to the handover assistance information, indicating The user equipment switches to the target TTI type according to the handover indication information.
  • the sending, by the sending unit, the switching indication information, according to the UPH, to the user equipment is specifically used to: determine the target according to the UPH received by the receiving unit. a TTI type; and configured to send the handover indication information to the user equipment according to the target TTI type, so that the user equipment switches to the target TTI type according to the handover indication information.
  • the sending unit sends, by using the signaling or the protocol frame, the handover assistance message to the radio network controller according to the UPH, where the method is specifically configured to: receive according to the receiving unit The UPH sends handover request information to the radio network controller by using the signaling or the protocol frame.
  • the sending unit sends, by using the signaling or the protocol frame, the handover assistance message to the radio network controller according to the UPH, where the method is specifically configured to: receive, according to the receiving unit, The UPH sends the UPH to the radio network controller through the signaling or the protocol frame.
  • the user equipment further includes: a filtering unit, configured to Before the sending unit, according to the filtering formula
  • the UPH performs filtering to generate a filtered UPH, where the filtering formula is:
  • the receiving unit is specifically configured to: receive and parse a user equipment to send, according to any one of the possible implementation manners of the seventh aspect or the first to the third possible implementation manners.
  • the scheduling information or the MAC-i PDU is obtained by the UPH filtered by the user equipment.
  • a wireless network controller including:
  • a receiving unit configured to receive handover auxiliary information sent by the base station by using signaling or a protocol frame
  • a sending unit configured to send the handover indication information to the user equipment according to the handover assistance information received by the receiving unit, so that the user equipment switches to a target TTI type according to the handover indication information.
  • the receiving unit is configured to: receive, by the base station, a UPH by using a signaling or a protocol frame.
  • the receiving unit is specifically configured to: receive, by the base station, handover request information that is sent by using the signaling or the protocol frame.
  • the sending unit is specifically configured to: determine, according to the UPH or handover request information received by the receiving unit
  • the target TTI type is used to send handover indication information to the user equipment according to the target TTI type, where the handover indication information is a radio bearer reconfiguration message, or a transport channel reconfiguration message.
  • a user equipment including:
  • a sending unit configured to send, by using a trigger condition, a filtered transmit power headroom UPH report to the base station, so that the base station sends the handover indication information to the user equipment according to the indication of the filtered UPH report, or the base station according to the The indication of the filtered UPH report sends the handover assistance information to the radio network controller by using a signaling or protocol frame, so that the radio network controller sends the handover indication information to the user equipment according to the handover assistance information;
  • the user equipment further includes:
  • a filtering unit configured to filter the UPH according to a filtering formula to generate a filtered UPH.
  • the sending unit is specifically configured to: when the filtered UPH is lower than the first Sending the filtered UPH report to the base station when the threshold or the UPH is lower than the first threshold and continuing the first time threshold; or, when the filtered UPH is higher than the second Sending the filtered UPH report to the base station when the threshold or the UPH is higher than the second threshold and continuing the second time threshold; or when the current TTI type of the user equipment is 2msTTI Type, and when the UPH is lower than the first threshold or the UPH is lower than the first threshold and continues for the first time threshold, the generated filtered UPH report is sent to the base station; Or, when the current TTI type of the user equipment is 1 OmsTTI type, and the UPH is higher than the second threshold or the UPH is higher than the second threshold and continues for the second time threshold, the generated The filtered UPH report is sent to the base station.
  • the user equipment further includes:
  • a setting unit configured to set a domain value in the scheduling information
  • the sending unit is specifically configured to: after the setting unit sets the domain value in the scheduling information, the filtered UPH report including the domain value in the set scheduling information according to the triggering condition Sent to the base station.
  • the setting unit is specifically configured to: set a maximum data volume TEBS field in the scheduling information to all zeros, and The data volume HLBS field of the highest priority logical channel having data in the scheduling information is set to a non-zero value; or, the TEBS field in the scheduling information is set to zero, and the data in the scheduling information is The highest priority logical channel identifier HLID field is set to a non-zero value; or, the HLID field in the scheduling information is set to all 1; or the HLID field in the scheduling information is set to all zeros, and the The HLBS field in the scheduling information is set to a non-zero value; or, the HLID field in the scheduling information is set to all zeros, and the TEBS field in the scheduling information is set to a non-zero value; or, the scheduling is The HLID field in the message is set to all 1s or all 0s, and 4 bits are selected from the UPH field to represent the
  • the target TTI type includes a 2ms TTI type, a 10ms TTI type, and a DCH dedicated Channel 10ms TTI type, DCH dedicated channel 20ms TTI type, DCH dedicated channel 40ms TTI type, DCH dedicated channel 80ms TTI type.
  • a base station including:
  • a receiving unit configured to receive a filtered transmit power margin UPH sent by the user equipment according to the trigger condition
  • a sending unit configured to receive, according to the filtered UPH report received by the receiving unit Transmitting the handover indication information to the user equipment, so that the user equipment switches to the target TTI type according to the handover indication information, or according to the filtered UPH report received by the receiving unit by using signaling or protocol frames.
  • Sending the handover assistance information to the radio network controller so that the radio network controller sends the handover indication information to the user equipment according to the handover assistance information, instructing the user equipment to switch to the target according to the handover indication information TTI type.
  • the sending, by the sending unit, the sending, by using the filtered UPH report, the handover indication information is used to: determine, according to the filtered UPH report, a target TTI type. And transmitting the handover indication information to the user equipment according to the target TTI type, so that the user equipment switches to the target TTI type according to the handover indication information.
  • the sending unit sends the handover assistance information to the radio network controller by using the signaling or protocol frame according to the filtered UPH report, specifically:
  • the filtered UPH report sends handover request information to the radio network controller via the signaling or the protocol frame.
  • a user equipment including:
  • a transmitter configured to send a transmit power margin UPH to the base station according to the trigger condition, so that the base station sends the handover indication information to the user equipment according to the UPH, or the base station sends a signaling or protocol frame according to the UPH according to the
  • the radio network controller sends the handover assistance information, so that the radio network controller sends the handover indication information to the user equipment according to the handover assistance information;
  • the transmitter is specifically configured to: send data to the base station when a trigger condition of the scheduling information is met, regardless of whether there is data in the buffer of the user equipment.
  • the scheduling information includes the UPH;
  • the triggering condition of the scheduling information includes that the periodic scheduling information triggers the timer to be cut off or the high priority data reaches the buffer of the user equipment or the remaining space in the MAC-i PDU uplink enhanced protocol data unit is greater than 18 bits.
  • the transmitter is specifically configured to: when the remaining space in the MAC-i PDU is less than 18 bits and greater than 5 bits, concatenate the UPH in the MAC -i PDU; and transmitting the MAC-i PDU to the base station.
  • the transmitter is specifically configured to: when the UPH is lower than a first threshold, or the UPH is lower than a first threshold and continues for the first Sending the UPH to the base station when the time threshold is reached; or sending to the base station when the UPH is higher than the second threshold or the UPH is higher than the second threshold and continues for the second time threshold Or the UPH; or, when the current TTI type of the user equipment is a 2ms TTI type, and the UPH is lower than the first threshold or the UPH is lower than the first threshold and continues for the first time threshold, The base station sends the UPH; or, when the current TTI type of the user equipment is 1 OmsTTI type, and the UPH is higher than the second threshold or the UPH is higher than the second threshold and continues to the second time threshold, Sending the UPH to the base station.
  • the transmitting apparatus body is configured to: when the periodic UPH triggering timer is cut off, send the UPH to the base station.
  • the UPH is included in the scheduling information or the MAC-i PDU.
  • the processor is further configured to set a domain value in a header of the MAC-i PDU, so that the base station learns, according to the set domain value, that the MAC-i PDU includes the UPH.
  • the processor is further configured to perform the UPH according to a filtering formula. Filter to generate filtered UPH.
  • the processor is further configured to set a domain value in the scheduling information, so that the base station is configured according to the set domain value, according to the eighth possible implementation manner.
  • the UPH is a filtered UPH; or, configured to set a domain value in a header of the MAC-i PDU, so that the base station learns that the UPH is a filtered UPH according to the set domain value. .
  • the processor in a tenth possible implementation manner, the setting, by using the domain value in the scheduling information, the maximum data volume of the cache in the scheduling information
  • the TEBS field is set to all zeros, and the data volume HLBS field of the highest priority logical channel having the data in the scheduling information is set to a non-zero value; or, the maximum data volume TEBS of the buffer in the scheduling information is The field is set to zero, and the HLID field with the highest priority logical channel identifier in the scheduling information is set to a non-zero value; or, the HLID field in the scheduling information is set to all 1; or, The HLID field in the scheduling information is set to all zeros, and the HLBS field in the scheduling information is set to a non-zero value; or, the HLID field in the scheduling information is set to all zeros, and the scheduling is performed
  • the TEBS field in the message is set to a non-zero value.
  • the processor is configured to specifically set a domain value in a header of the MAC-i PDU. : setting the logical channel identifier LCH-ID field in the header of the MAC-i PDU to all ones; or setting the length L field in the header of the MAC-i PDU to all zeros.
  • the target TTI type includes a 2ms TTI type, and an Oms TTI Type, DCH dedicated channel 10ms TTI type, DCH dedicated channel 20ms TTI type, DCH dedicated channel 40ms TTI type, DCH dedicated channel 80ms TTI type.
  • a base station including: a receiver, configured to receive a transmit power margin UPH of the user equipment that is sent by the user equipment according to a trigger condition;
  • a transmitter configured to send the handover indication information to the user equipment according to the UPH, so that the user equipment switches to a target TTI type according to the handover indication information, or the base station passes signaling according to the UPH or
  • the protocol frame sends the handover assistance information to the radio network controller, so that the radio network controller sends the handover indication information to the user equipment according to the handover assistance information, and instructs the user equipment to switch according to the handover indication information. Go to the target TTI type.
  • the transmitter in a first possible implementation, the transmitter, according to the twelfth aspect, the sending, by the transmitter, the handover indication information to the user equipment, according to the UPH, determining, according to the UPH, determining a target TTI type; And transmitting the handover indication information to the user equipment according to the target TTI type, so that the user equipment switches to the target TTI type according to the handover indication information.
  • the transmitter sends a handover assistance message to the radio network controller according to the UPH by using a signaling or a protocol frame, specifically: according to the UPH pass
  • the signaling or the protocol frame sends handover request information to the radio network controller.
  • the transmitter sends, according to the UPH, the handover assistance information to the radio network controller by using a signaling or a protocol frame, specifically: according to the UPH, by using the Signaling or the protocol frame sends the UPH to the radio network controller.
  • the receiver is specifically configured to: receive and parse the The scheduling information or MAC-i PDU sent by the user equipment, Obtaining the UPH filtered by the user equipment.
  • a wireless network controller including:
  • a receiver configured to receive handover auxiliary information sent by the base station by using signaling or a protocol frame
  • a transmitter configured to send the handover indication information to the user equipment according to the handover assistance information, so that the user equipment switches to a target TTI type according to the handover indication information.
  • the receiver is configured to: receive, by the base station, a UPH by using the signaling or the protocol frame.
  • the receiver is configured to: receive, by the base station, handover request information sent by using the signaling or the protocol frame.
  • the transmitter is specifically configured to: determine the target TTI according to the UPH or the handover request information. And transmitting, to the user equipment, handover indication information according to the target TTI type, where the handover indication information is a radio bearer reconfiguration message, or a transport channel reconfiguration message.
  • a user equipment including:
  • a transmitter configured to send a filtered transmit power margin UP H report to the base station according to the trigger condition, so that the base station sends the handover indication information to the user equipment according to the filtered UPH report indication, or the base station according to the The indication of the filtered UPH report sends the handover assistance information to the radio network controller by using a signaling or protocol frame, so that the radio network controller sends the handover indication information to the user equipment according to the handover assistance information;
  • a processor configured to switch to the target TTI type according to the handover indication information.
  • the processor is further configured to filter the UPH according to a filtering formula to generate a filtered UPH.
  • the transmitter is specifically configured to: when the filtered UPH is lower than the first threshold or the UPH is lower than the first threshold and continues for the first time threshold, The filtered UPH report is sent to the base station; or, when the filtered UPH is higher than the second threshold or the UPH is higher than the second threshold and continues for the second time threshold, The filtered UPH report is sent to the base station; or, when the current TTI type of the user equipment is a 2msTTI type, and the UPH is lower than the first threshold or the UPH is lower than the first threshold And sending the generated UPH report to the base station when the first time threshold is continued; or when the current TTI type of the user equipment is 1 OmsTTI type, and the UPH is higher than the second threshold Or when the UPH is above the second threshold and continues for the second time threshold The resulting filtered UPH the report is sent to the base station.
  • the processor is further configured to use the scheduling information
  • the domain value is set;
  • the transmitter is specifically configured to: after the processor sets the domain value in the scheduling information, according to the trigger condition, the filtered UPH report that includes the field value in the set scheduling information Sent to the base station.
  • the processor in a fifth possible implementation manner, the setting, by the processor, the domain value in the scheduling information, is used to:: buffering a maximum data volume in the scheduling information
  • the TEBS field is set to all zeros, and the data volume HLBS field of the highest priority logical channel with data in the scheduling information is set to a non-zero value; or the TEBS field in the scheduling information is set to zero,
  • the HLID field is set to all zeros, and the HLBS field in the scheduling information is set to a non-zero value; or, the HLID field in the scheduling information is set to all zeros, and the TEBS field in the scheduling information is set. Is non-zero; or, will be The HLID field in the scheduling information is set to all 1s or all
  • the target TTI type includes a 2ms TTI type, an Oms TTI type, DCH dedicated channel 10ms TTI type, DCH dedicated channel 20ms TTI type, DCH dedicated channel 40ms TTI type, DCH dedicated channel 80ms TTI type.
  • a base station including:
  • a receiver configured to receive a filtered transmit power margin UPH report sent by the user equipment according to a trigger condition
  • a transmitter configured to send, according to the filtered UPH report, handover indication information to the user equipment, so that the user equipment switches to a target TTI type according to the handover indication information, or passes the filtered UPH report according to the
  • the signaling or protocol frame sends the handover assistance information to the radio network controller, so that the radio network controller sends the handover indication information to the user equipment according to the handover assistance information, and instructs the user equipment to switch according to the handover
  • the indication information is switched to the target TTI type.
  • the sending, by the transmitter, the handover indication information to the user equipment according to the filtered UPH report is specifically configured to: determine a target TTI according to the filtered UPH report. And transmitting the handover indication information to the user equipment according to the target TTI type, so that the user equipment switches to the target TTI type according to the handover indication information.
  • the transmitter sends, according to the filtered UPH report, the handover assistance information to the radio network controller by using a signaling or protocol frame, specifically:
  • the filtered UPH report sends handover request information to the radio network controller via the signaling or the protocol frame.
  • the user equipment sends the transmission power margin UPH of the user equipment to the base station according to the trigger condition, so that the base station sends the handover indication information to the user equipment according to the UPH or the base station according to the base station.
  • the UPH sends the handover assistance information to the radio network controller through signaling or protocol frames, to
  • the wireless network controller sends the handover indication information to the user equipment according to the handover information.
  • the user equipment receives the handover indication information, and switches to the target TTI type according to the handover indication information, thereby avoiding data loss during the data scheduling process, thereby improving The accuracy of the TTI type switching process.
  • FIG. 1 is a schematic flowchart of a TTI type switching method for a transmission interval on a user equipment side according to an embodiment of the present invention
  • FIG. 2 is a schematic flowchart of a TTI type handover method for a transmission interval on a base station side according to an embodiment of the present invention
  • FIG. 3 is a schematic flowchart of a method for switching a TTI type of a transmission interval on a radio network controller side according to an embodiment of the present invention
  • FIG. 4 is another transmission interval on the user equipment side according to an embodiment of the present invention.
  • FIG. 5 is a schematic flowchart of another method for switching a TTI type of a transmission interval on a base station side according to an embodiment of the present invention
  • FIG. 6 is a schematic diagram of a device of a user equipment according to an embodiment of the present invention
  • FIG. 7 is a schematic diagram of a device of a base station according to an embodiment of the present invention
  • FIG. 8 is a schematic diagram of a wireless network control according to an embodiment of the present invention. Schematic diagram of the device;
  • FIG. 9 is a schematic diagram of another apparatus of a user equipment according to an embodiment of the present invention.
  • FIG. 10 is a schematic diagram of another apparatus of a base station according to an embodiment of the present invention.
  • FIG. 12 is a schematic diagram of a device of a base station according to another embodiment of the present invention;
  • FIG. 13 is a schematic diagram of a device of a radio network controller according to another embodiment of the present invention;
  • FIG. 14 is a schematic diagram of a device of a user equipment according to another embodiment of the present invention.
  • FIG. 15 is a schematic diagram of an apparatus for a base station according to another embodiment of the present invention
  • FIG. 16 is a schematic diagram of an apparatus for transmitting a TTI type switching system according to an embodiment of the present invention.
  • FIG. 17 is a schematic diagram of another apparatus for transmitting a TTI type switching system according to an embodiment of the present invention. detailed description
  • the transport channel introduced in the HSUPA (High-Speed Uplink Packet Access) technology used in the WCDMA (Wideband Code Division Multiple Access) system is E-DCH (Enhanced Dedicated). Channel, uplink enhancement).
  • the uplink channel used for the E-DCH transmission includes a DPCCH channel (Dedicated Physical Control Channel), an E-DPCCH channel (E-DCH Dedicated Physical Control Channel), and an E-DPDCH.
  • Channel E-DCH Dedicated Physical Data Channel.
  • the DPCCH channel is used to transmit pilot and power control information, and the power of the DPCCH channel is determined according to a power control command sent by the base station, and the E-DPCCH is based on the DPCCH channel power and the power offset of the E-DPDCH channel.
  • the power of the E-DPDCH channel is determined based on the DPCCH channel power and the service grant. And because the higher service grant can increase the uplink data rate, when the uplink data rate is high, in order to provide the demodulation performance of the E-DPDCH channel, the base station informs the UE to raise the power of the DPCCH channel.
  • the E-DCH channel includes two types of TTK Transmission Time Interval (transmission interval), which are respectively a 2 ms TTI type and a 10 ms TTI type, wherein the 2 ms TTI type can provide a high data transmission rate and a small transmission time. Delay, 10ms TTI type can provide better coverage. Therefore, when the user equipment moves from the cell center to the cell edge, it needs to switch from the 2ms TTI type to the l Oms TTI type in order to obtain better coverage, and correspondingly, when the user equipment moves from the cell edge to the cell center, in order to obtain Higher peak rates require switching from the 10ms TTI type to the 2ms TTI type.
  • transmission interval transmission interval
  • the R99 DCH channel includes an OmsTTI type, a 20ms TTI type, a 40ms TTI type, and an 80ms TTI type, and a DCH 80ms TTI type. Since the R99 DCH generally has better coverage than the E-DCH, when the user equipment is from the cell center When moving to the cell edge, it is also possible to trigger an E-DCH 2ms TTI type to DCH 10ms type or DCH 20ms type or DCH 40ms type or DCH 80ms type handover; accordingly, when the user equipment moves from the cell edge to the cell center, thereby The switching of the DCH l OmsTTI type or the DCH 20ms TTI type or the DCH 40msTTI type or the DCH 80msTTI type to the E-DCH 2ms TTI type is triggered.
  • an embodiment of the present invention provides a TTI type switching method for a transmission interval.
  • the method includes the following steps.
  • the user equipment sends a transmission power headroom UPH to the base station according to the triggering condition, so that the base station sends the handover indication information to the user equipment according to the UPH, or the base station sends the handover assistance information to the radio network controller according to the UPH signaling or protocol frame, so as to facilitate The radio network controller sends the handover indication information to the user equipment according to the handover assistance information.
  • the trigger condition described above may be predefined or network configurable.
  • the above UPH (UE transmission power headroom, UE transmission Power headroom) is the ratio of the maximum transmit power of the user equipment to the DPCCH channel power.
  • the foregoing target TTI type includes a 2 ms TTI type, a 10 ms TTI type, a DCH (Dedicated Channel) dedicated channel 10 ms TTI type, a DCH dedicated channel 20 ms TTI type, a DCH dedicated channel 40 ms TTI type, and a DCH dedicated channel 80 ms TTI Any of the types.
  • the user equipment may also report the average DPCCH and the total UE transmit power used by the user equipment for a period of time; or the user equipment may also use the control channel power and the data channel power used by the user equipment for a period of time.
  • the following is an example of the UPH; or the user equipment can report the DPCCH channel power used by the user equipment and the maximum transmit power of the user equipment in a period of time.
  • the user equipment switches to the target TTI type according to the handover indication information.
  • step 101 includes:
  • the user equipment sends scheduling information to the base station when the trigger condition of the scheduling information is met, regardless of whether the data is in the buffer of the user equipment (that is, whether the maximum E-DCH Buffer Status of the user equipment is 0).
  • the scheduling information includes UPH.
  • the triggering condition of the foregoing scheduling information includes that the periodic scheduling information triggers the timer to be cut off or the high priority data reaches the buffer of the user equipment or the remaining space of the MAC-i PDU data unit uplink enhanced protocol is greater than 18 bits, that is, the payload and the If the sum of the PDU header sizes is less than or equal to the transport block size corresponding to the E-TFCH (E-DCH Transport Format Combination Indicator) selected by the user equipment minus 1 8 bits, the scheduling information must be level. Linked to the MAC-i PDU.
  • E-TFCH E-DCH Transport Format Combination Indicator
  • the above SI specifically includes UPH, TEBS, HLBS (Highest priority Logical channel Buffer Status, data amount of the highest priority logical channel with data) and HLID (Highest priority Logical channel ID), with the highest priority logic of the data. Channel identification) These four domains.
  • the above SI is 18 bits. Further, the UPH occupies 5 bits, the TEBS occupies 5 bits, the HLBS occupies 4 bits, and the HLID occupies 4 bits.
  • step 101 may specifically include the following two steps:
  • the user equipment cascades the UPH in the MAC-i PDU.
  • the user equipment sends a MAC-i PDU to the base station.
  • the trigger condition is that the remaining space in the MAC-i PDU is less than 18 bits and greater than 5 bits
  • the sum of the payload and the PDU header size is greater than the E-TFCI selected by the user equipment (E-DCH Transport Format Combination Indicator).
  • the channel transport format combination indication corresponds to the transport block size minus 18 bits, and the sum of the payload and the PDU header size is less than or equal to the E-TFCH (E-TFCH Transport Format Combination Indicator) selected by the user equipment.
  • the format combination indication indicates that the transport block size is reduced by 5 bits
  • the user equipment cascades the UPH in the MAC-i PDU and transmits the MAC-i PDU to the base station.
  • the trigger condition in step 101 may be:
  • the user equipment When the UPH is lower than the first threshold, the user equipment sends an UPH to the base station.
  • the user equipment When the UPH is higher than the second threshold, the user equipment sends an UPH to the base station.
  • the trigger condition in step 101 may be:
  • the user equipment When the UPH is below the first threshold and continues for the first time threshold, the user equipment sends an UPH to the base station.
  • the user equipment When the UPH is above the second threshold and continues for the second threshold time, the user equipment sends an UPH to the base station.
  • the trigger condition in step 101 may be:
  • the user equipment When the current TTI type of the user equipment is a 2ms TTI type, and the UPH is lower than the first threshold or the UPH is lower than the first threshold and continues for the first time threshold, the user equipment sends the UPH to the base station.
  • User equipment when the current TTI type of the user equipment is 1 OmsTTI type, and the UPH is higher than the second threshold or the UPH is higher than the second threshold and continues for the second time threshold. Sending UPH to the base station.
  • the first threshold may be the same as the second threshold, and the first time threshold may be the same as the second time threshold.
  • the first threshold, the second threshold, the first time threshold, and the second time threshold are pre-defined or configurable on the network side. If the network side is configurable, the control message, the RB reconfiguration message, and the transmission channel may be specifically adopted. At least one of a reconfiguration message, a physical channel reconfiguration message, and a system broadcast message is configured to the user equipment.
  • the triggering condition in step 101 may be: when the periodic UPH triggering timer expires, the user equipment sends the UPH to the base station.
  • the method further includes:
  • the user equipment sets the domain value in the header of the MAC-i PDU, so that the base station learns that the MAC-i PDU includes the UPH according to the set domain value.
  • the UPH is first concatenated in the MAC-i PDU, but since the base station cannot identify the MAC-i PDU with the UPH, the MAC-i is sent. Before the PDU, the domain value in the header of the MAC-i PDU needs to be set, so that the base station can know that the received MAC-i PDU includes the UPH according to the set domain value.
  • a filtering mechanism is introduced.
  • the filtering mechanism is on the user equipment side, specifically, before step 101, the method further includes:
  • the user equipment filters the UPH according to the filtering formula to generate a filtered UPH.
  • Step 101 c2 may specifically be step dl or step d2:
  • Dl The user equipment sets the domain value in the scheduling information, so that the base station learns that the UPH is the filtered UPH according to the set domain value.
  • D2 The user equipment sets the domain value in the MAC-i PDU 4 header to enable the base station to learn that the UPH is the filtered UPH according to the set domain value.
  • the step dl includes:
  • the user equipment sets the maximum data volume TEBS field in the scheduling information to all zeros, and sets the data volume HLBS field of the highest priority logical channel with data in the scheduling information to a non-zero value; or, the user equipment will
  • the maximum data volume of the buffer in the scheduling information TEAS field is set to zero, and the highest priority logical channel identifier HLID field with data in the scheduling information is set to a non-zero value; or, the user equipment sets the HLID field in the scheduling information.
  • the user equipment sets the HLID field in the scheduling information to all zeros, and sets the HLBS field in the scheduling information to a non-zero value; or, the user equipment sets the HLID field in the scheduling information to all zeros, And set the TEBS field in the scheduling information to a non-zero value.
  • step d2 includes:
  • the user equipment sets the logical channel identifier LCH-ID field in the MAC-i PDU header to all 1, or the user equipment sets the length L field in the header of the MAC-i PDU to all 0s.
  • Mode 1 When the filtered UPH is passed through the SI "3 ⁇ 4, the user equipment sets the special domain value in the SI, so that the base station is configured according to the The predetermined field value is learned that the received UPH is the filtered UPH.
  • the TEBS in the SI can be set to all 0s (where the number of bits is not limited), and the HLID in the SI is set to " 1111,, or other non-zero value; or, set TEBS in SI to 0, and set HLBS in SI to "1111,, or other non-zero value; or, set the HLID in SI to 1111, Indicates that the SI received by the base station carries the filtered UPH; or, sets the HLID field in the SI to "1111"; or sets the HLID in the SI to all 0s, but considers that when the HLBS is 0 The HLID may also be 0. Therefore, the HLBS field in the SI needs to be set to a non-zero value.
  • the HLID in the SI is set to all 0s, but considering that when the TEBS is 0, the HLID may also be 0. Therefore, the TEBS field in the SI needs to be set to a non-zero value.
  • Manner 2 When the filtered UPH is transmitted through the MAC-i PDU, the user equipment sets the special domain value in the MAC-i PDU, so that the base station learns that the received UPH is filtered according to the set domain value.
  • the LCH-ID (Logical Channel Identifier) is set here, the LCH ID is pre-configured, or the LCH-ID in the CELL_DCH is set to 1 1 1 1 ( It should be noted that the LCH-ID can be set to all 1 only when the E-RNTI is included in the MAC-i PDU of the user equipment of the CELL-FACH (CELL-Forward Access Channel). (The number of digits in 1 is not limited.) For the user equipment in CELL-DCH, the LCH cannot be set to 1 1 1 1 ), or the special Length (L) can be set, for example, set L to full. 0 (where the number of 0 bits is not limited), to indicate that the MAC-i PDU carries the filtered UPH.
  • the second method described above is also the domain setting method in step 101b.
  • the MAC-i PDU includes the MAC-i PDU header, the UPH, and the payload, or includes a MAC-i PDU header and an UPH.
  • the triggering mechanism for the SI report mainly includes three types:
  • the first type is a periodic triggering SI report (that is, the SI timer is triggered when the preset timer of the user equipment is turned off);
  • the event triggers the SI report, that is, when the high priority data arrives at the cache, the SI report is triggered;
  • the third is when the MAC is sent using the MAC-i PDU, and the remaining space in the MAC-i PDU is greater than 18 bits, then the user equipment
  • the SI is filled in the MAC-i PDU, and the SI is triggered to be reported.
  • the SI will not be reported even if the SI meets any of the above trigger mechanisms.
  • the user equipment sends the UPH to the base station when the trigger condition is met.
  • the foregoing triggering conditions mainly include three cases: The first type is in CELL_DCH (CELL-Dedicated Channel). Regardless of whether the TEBS in the buffer of the user equipment is 0, the user equipment reports the SI as long as the triggering condition of the SI scheduling information is met (including the trigger mechanism in the prior art); the second is when the remaining space in the MAC-i PDU is less than 18 bits.
  • the UPH cascade is sent to the base station in the MAC-i PDU; the third is when the current TTI type is 2msTTI, and the UPH is lower than the first preset threshold or the UPH is lower than the first preset gate Limit and continue for the first time
  • the threshold is set, the UPH is triggered, or when the current TTI type is 1 OmsTTI, and the UPH is higher than the second preset threshold or the UPH is higher than the second preset threshold and continues for the second preset time, the trigger is triggered.
  • the UPH is reported, wherein the first threshold, the second threshold, the first time threshold, and the second time threshold are all network configurable or predefined, wherein the first time threshold and the second threshold may be the same.
  • the UPH may be included in the scheduling information, or may be included in the MAC-i PDU; when the UPH is included in the MAC-i PDU, The user equipment sets the domain value in the MAC-i PDU header to enable the base station to learn that the MAC-i PDU includes the UPH.
  • the LCH ID is pre-configured, or the LCH-ID in the CELL_DCH is set to 1 1 1 1 (it is required that only the MAC-i PDU of the user equipment of the CELL-FACH cell is currently included.
  • the LCH-ID can be set to 1 1 1 1 .
  • the LCH cannot be set to 1 1 1 1 ), or the special length Length (L)
  • the field value is set, for example, L is set to 0 (where the number of bits is not limited), so that the MAC-i PDU carries the filtered UPH. For example, if the MAC-i PDU is 120 bits, after receiving the 120-bit MAC-i PDU, the base station learns that the MAC-i PDU contains the UPH according to the set MAC-i PDU field value.
  • the user equipment sends the UPH to the base station.
  • the UPH may be included in the scheduling information or sent in the MAC-i PDU; when the UPH is included in the MAC-i PDU, the user equipment sets the domain value in the MAC-i PDU header to enable the base station to learn
  • the MAC-i PDU contains UPH.
  • the transmission interval TTI type switching method provided by the embodiment of the present invention, the user equipment sends the transmission power margin UPH of the user equipment to the base station according to the trigger condition, so that the base station sends the handover indication information to the user equipment according to the UPH or the base station passes the signaling according to the UPH.
  • the protocol frame sends the handover assistance information to the radio network controller, so that the radio network controller sends the handover indication information to the user equipment according to the handover information, and finally the user equipment receives the handover indication information, and switches to the target TTI type according to the handover indication information. , This avoids data loss during data scheduling, which improves the accuracy of the TTI type switching process.
  • An embodiment of the present invention provides a TTI type switching method for a transmission interval.
  • the method includes the following steps.
  • the base station receives a transmit power margin UPH of the user equipment that is sent by the user equipment according to the trigger condition.
  • the base station sends the handover indication information to the user equipment according to the UPH, so that the user equipment switches to the target TTI type according to the handover indication information, or the base station sends the handover assistance information to the radio network controller according to the UPH signaling or protocol frame, so as to facilitate
  • the radio network controller sends the handover indication information to the user equipment according to the handover information, and instructs the user equipment to switch to the target TTI type according to the handover indication information.
  • step 202 three optional implementation manners are included, and the specific implementation manners include:
  • the base station sends the handover indication information to the user equipment according to the UPH, so that the user equipment switches to the target TTI type according to the handover indication information.
  • the base station sends, according to the UPH, the handover request information to the radio network controller by using the signaling or the protocol frame, so that the radio network controller sends the handover indication information to the user equipment according to the handover request information, and instructs the user equipment to switch to the target TTI according to the handover indication information.
  • the radio network controller sends the handover indication information to the user equipment according to the handover request information, and instructs the user equipment to switch to the target TTI according to the handover indication information.
  • the base station sends the UPH to the radio network controller by using a signaling or protocol frame to the radio network controller, so that the user equipment switches to the target TTI type according to the handover indication information.
  • the base station may send the handover request information to the radio network controller by using an E-DCH FP protocol frame or a radio link parameter update indication message (RADIO LINK PARAMETER UPDATE INDICATION).
  • E-DCH FP protocol frame or a radio link parameter update indication message (RADIO LINK PARAMETER UPDATE INDICATION).
  • step 202a specifically includes the following two steps:
  • the base station determines the target TTI type according to the UPH.
  • the base station sends the handover indication information to the user equipment according to the target TTI type, so that the user equipment switches to the target TTI type according to the handover indication information.
  • the base station sends the handover indication information to the user equipment by using the HS-SCCH order downlink shared control channel command.
  • the possible implementation manners in the step 202al include the following: Mode 1: When the UPH is lower than the third preset threshold, and the uplink data rate (or the E-TFCI selected by the user equipment in the 2ms TTI type) is lower than The fourth preset threshold triggers a switch from 2 ms TTI to 1 OmsTTI.
  • Manner 3 When the base station counts the Y TTIs, the UPHs of the user equipments in the X TTIs are lower than the third preset threshold, and the uplink data rate (or the E-TFCI selected by the user equipment in the current TTI type). When the fourth preset threshold is lower, the switching of 2msTTI to 1 OmsTTI is triggered.
  • Method 4 When the base station counts the Y TTIs and finds that the UPH of the user equipment in the X TTIs is higher than the fifth preset threshold, and the TEBS reported by the user equipment is higher than the sixth preset threshold, the trigger is triggered. 1 OmsTTI to 2ms TTI switching.
  • the UPH may be filtered on the base station side.
  • the method further includes: the base station filtering the UPH according to the filtering formula to generate the filtered UPH.
  • the step 201 includes: the base station receives and parses the scheduling information or the MAC-i PDU sent by the user equipment, and obtains the UPH filtered by the user equipment.
  • the base station receives the transmission power margin UPH of the user equipment that is sent by the user equipment according to the trigger condition, and then the base station may send the handover indication information to the user equipment according to the UPH, or the base station according to the
  • the UPH sends the handover assistance information to the radio network controller by using the signaling or the protocol frame, so that the radio network controller sends the handover indication information to the user equipment according to the handover information, and after receiving the handover indication information, the user equipment switches according to the handover indication information.
  • TTI type which avoids data loss during data scheduling, which improves the accuracy of the ⁇ type switching process.
  • An embodiment of the present invention provides a transmission interval ⁇ type switching method.
  • the method includes the following steps.
  • the radio network controller receives handover auxiliary information sent by the base station by using signaling or a protocol frame.
  • the radio network controller sends the handover indication information to the user equipment according to the handover assistance information, so that the user equipment switches to the target ⁇ type according to the handover indication information.
  • the step 301 includes: the radio network controller receives the UPH sent by the base station by using the signaling or the protocol frame, where the UPH may be an UPH or an unfiltered UPH filtered by the base station side or the user equipment side. limited.
  • the step 301 specifically includes: receiving, by the radio network controller, handover request information sent by the base station by using a signaling or a protocol frame.
  • the radio network controller in step 302 sends the handover indication information to the user equipment according to the handover assistance information, which specifically includes:
  • the radio network controller determines the target TTI type based on the UPH or handover request information.
  • the radio network controller sends switching indication information to the user equipment according to the target TTI type.
  • the foregoing handover indication information may be a radio bearer reconfiguration message or a transmission channel reconfiguration message.
  • the possible implementation manners in the step 302a include the following: Mode 1: When the UPH is lower than the third preset threshold, and the uplink data rate (or the E-TFCI selected by the user equipment in the 2TTI type) is lower than The fourth preset threshold triggers a switch from 2 ms TTI to 1 OmsTTI.
  • Method 4 When the radio network controller counts the T TTIs and finds that the UPHs reported by the user equipment in the X TTIs are higher than the fifth preset threshold, and the TEBS reported by the user equipment is higher than the sixth preset threshold, Trigger 1 OmsTTI to 2ms TTI switch.
  • the specific process of the user equipment in step 302 switching to the target TTI type according to the handover indication information sent by the radio network controller may be referred to as a handover procedure, where the handover procedure is performed by the following two methods.
  • the two methods include: synchronous reconfiguration method and asynchronous reconfiguration method.
  • the synchronous reconfiguration method is that the radio network controller separately configures a CFN (Connection Frame Number) to the user equipment and the base station, and the user equipment receives the designation according to the receiving.
  • the CFN switches to the target ⁇ type, and after receiving the specified CFN, the base station parses the E-DCH data sent by the user equipment according to the target ⁇ type; and the asynchronous handover procedure refers to the wireless network controller separately sending the configuration to the user equipment and the base station.
  • Information but without specifying the activation time, the user equipment switches to the target ⁇ type as early as possible after receiving the reconfiguration message.
  • the radio network controller sends an RRC (Radio Resource Control) signaling to the user equipment, such as a radio bearer reconfiguration request (RADIO BEARER RECONFIGURATION REQUEST), for indicating that the user equipment switches to the target TTI type, in the radio bearer reconfiguration request.
  • RRC Radio Resource Control
  • RADIO BEARER RECONFIGURATION REQUEST a radio bearer reconfiguration request
  • the radio network controller sends a radio bearer reconfiguration preparation message (RADIO LINK RECONFIGURATION PREPARE message) to the base station, where the message carries a new configuration including a TTI type, and the base station sends a radio bearer reconfiguration response message to the radio network controller (RADIO LINK RECONFIGURATION Ready)
  • the radio network controller sends a Radio Link Reconfiguration Confirm to the base station, where the radio link reconfiguration Confirm carries an activation time, and the activation time is represented by the CFN, and is used to indicate that the base station according to the target TTI at the specified activation time. Analyze upstream data.
  • Transmission interval TTI type switching method provided by an embodiment of the present invention, wireless network
  • the controller receives the handover assistance information sent by the base station by using the signaling or the protocol frame, and sends the handover indication information to the user equipment according to the handover information, so that the user equipment switches to the target TTI type according to the handover indication information, thereby improving the TTI type handover process.
  • the accuracy is improved.
  • An embodiment of the present invention provides a method for switching a TTI type of a transmission interval. As shown in FIG. 4, on the user equipment side, the method specifically includes the following steps.
  • the user equipment sends the filtered transmit power margin UPH report to the base station according to the trigger condition, so that the base station sends the handover indication information to the user equipment according to the indication of the filtered UPH report, or the base station passes the signaling or protocol according to the filtered UPH report indication.
  • the frame sends the handover assistance information to the radio network controller, so that the radio network controller sends the handover indication information to the user equipment according to the handover assistance information.
  • the user equipment switches to the target TTI type according to the handover indication information.
  • the trigger condition in step 401 may be predefined or network configurable.
  • the foregoing target TTI type includes but is not limited to: 2ms TTI type, 10ms TTI type, DCH (Dedicated Channel), dedicated channel 10ms TTI type, DCH dedicated channel 20ms TTI type, DCH dedicated channel 40ms TTI type, DCH dedicated Any of the 80ms TTI types of channels.
  • the UPH in this embodiment is the ratio of the maximum transmit power of the user equipment to the DPCCH channel power.
  • the UPH performs the averaging process only in the physical layer for 100 ms, which is easy to fluctuate. If used directly as a TTI switch, it will bring a TTI switch. Ping pong. Therefore, in order to avoid the ping-pong of the TTI handover caused by the fluctuation of the UPH, a filtering mechanism is introduced on the user equipment side. Specifically, before step 401, the method further includes:
  • the user equipment filters the UPH according to the filtering formula to generate filtered
  • the filtering parameter a may be predefined or pre-configured on the network side, if the filtering parameter a is the network side pre- Configuration Specifically, the filtering parameter a may be sent to the user equipment by using at least one of a measurement control message, an RB reconfiguration message, a transport channel reconfiguration message, a physical channel reconfiguration message, and a system broadcast message.
  • the trigger condition in step 401 can be:
  • the user equipment When the filtered UPH is lower than the first threshold, the user equipment sends the generated filtered UPH report to the base station.
  • the user equipment When the filtered UPH is higher than the second threshold, the user equipment sends the generated filtered UPH report to the base station.
  • the trigger condition in step 401 can be:
  • the user equipment When the filtered UPH is below the first threshold and continues for the first time threshold, the user equipment sends the generated filtered UPH report to the base station.
  • the user equipment When the filtered UPH is above the second threshold and continues for the second threshold time, the user equipment sends the generated filtered UPH report to the base station.
  • the trigger condition in step 40101 can be:
  • the user equipment When the current TTI type of the user equipment is 2msTTI, and the filtered UPH is lower than the first threshold or the filtered UPH is lower than the first threshold and continues for the first time threshold, the user equipment will generate the filtered The UPH report is sent to the base station.
  • the user equipment When the current TTI type of the user equipment is 1 OmsTTI type, and the filtered UPH is higher than the second threshold or the filtered UPH is higher than the second threshold and continues for the second time threshold, the user equipment will generate the filtering.
  • the UPH report is sent to the base station.
  • the first threshold may be the same as the second threshold, and the first time threshold may be the same as the second time threshold.
  • the first threshold, the second threshold, the first time threshold, and the second time threshold are pre-defined or configurable on the network side. If the network side is configurable, the control message, the RB reconfiguration message, and the transmission channel may be specifically adopted. At least one of a reconfiguration message, a physical channel reconfiguration message, and a system broadcast message is configured to the user equipment.
  • the triggering condition in step 401 may be unaffected by whether there is data in the buffer (ie, regardless of whether the TEBS is 0). When the trigger condition of the filtered UPH report is met, the user equipment sends the filtered UPH report to the base station.
  • the method further includes:
  • the user equipment sets the domain value in the scheduling information.
  • step 401 specifically includes: the user equipment sends the filtered UPH report including the domain value in the set scheduling information to the base station according to the trigger condition.
  • the above scheduling information SI specifically includes four domains: UPH, TEBS, HLBS, and HLID.
  • the above SI is 18 bits. Further, the UPH occupies 5 bits, the TEBS occupies 5 bits, the HLBS occupies 4 bits, and the HLID occupies 4 bits.
  • the step bl specifically includes: the user equipment sets the TEBS field in the SI to all zeros, and sets the HLBS field in the SI to a non-zero value; or, the user equipment sets the TEBS field in the SI to zero, and Set the HLID field in the SI to a non-zero value; or, the user equipment sets the HLID field in the SI to all 1s; or, the user equipment sets the HLID field in the SI to all zeros, and sets the HLBS field in the SI.
  • the user equipment sets the HLID field in the SI to all zeros, and sets the TEBS field in the SI to a non-zero value; or, the user equipment sets the HLID field in the SI to all 1s or all 0s.
  • the specific implementation manner in which the user equipment sets the domain value in the scheduling information in step bl is as follows:
  • Manner 1 The user equipment sets a special domain value in the SI, so that the base station learns that the received SI is a filtered UPH report according to the set predetermined domain value.
  • the TEBS in the SI may be set to all 0s (where the number of 0 bits is not limited), and the HLID in the SI is set to "1111, or other non-zero values; or, the TEBS in the SI is Set to 0, and set the HLBS in the SI to "111 ⁇ , or other non-zero value; or, set the HLID in the SI to "1111”; or set the HLID in the SI to "0000", and HLBS or TEBS is set to a non-zero value; or, the HLID in the SI
  • the field is set to "1111”; or, the HLID in the SI is set to all 0s, but considering that when the HLBS is 0, the HLID may also be 0, therefore, the HLBS field in the SI needs to be set to a non-
  • the TEBS field in the SI needs to be set to a non-zero value; or, the UPH in the SI is The domain is set to a special UPH value (for example, all 0s), where the special UPH value can be predefined, or the network side can be configured, specifically by measuring control messages, RB reconfiguration messages, transport channel reconfiguration messages, and physical At least one of the channel reconfiguration message and the system broadcast message is sent to the user equipment.
  • a special UPH value for example, all 0s
  • Manner 2 The user equipment sets a special domain value in the SI, so that the base station learns that the received SI is a filtered UPH report according to the preset domain value after the setting. Specifically, the HLID in the SI is set to "1111,” or "0000", and 4 bits are selected from the UPH field to fill in the value of the HLID. When the TEBS is 0, the UPH domain can maintain the prior art.
  • Manner 3 Different from mode 1 and mode 2 above, in mode 3, the user equipment determines the current TTI type of the user equipment.
  • the filtered UPH report (for short description, hereinafter referred to as report 1) when the current TTI type of the user equipment is 2msTTI, and the filtered UPH is lower than the first threshold and continues for the first time threshold;
  • the filtered UPH report reported by the device when the current TTI type is 10 msTTI, and the filtered UPH is higher than the second threshold and continues for the second time threshold (for convenience of description, hereinafter referred to as report 2).
  • the foregoing report 1 and report 2 are differentiated in the setting of the SI, so that after receiving the filtered UPH report, the base station can make TTI handover decisions in different directions according to different domain value settings in the SI.
  • the base station receives the report 1
  • the TTI handover indication of E-DCH 2ms to E-DCH 10ms may be sent to the user equipment according to the report 1.
  • the base station receives the report 2
  • the user may report to the user according to the report 2.
  • the device sends a TTI handover indication of E-DCH 10ms to E-DCH 2ms.
  • the specific setting process of the special domain value in the SI in the report 1 is as follows: The setting of the SI corresponding to the report 1 is set to TEBS as all 0, the HLID is set to X, and the SI corresponding to the advertisement 2 is set to TEBS.
  • HLID is set to Y; or, set the SI corresponding to report 1 to TEBS to all 0, HLBS to X, report
  • the corresponding SI settings are set to TEBS with all 0s and HLBS to Y; or, the HLID in the advertisement 1 is set to "1111” or "0000", and the TEBS is set to X, which will be reported in 2
  • the HLID is set to "1111" or "0001" and the TEBS is set to Y.
  • the value range of X above is an integer value in the range of [1, 15]
  • the range of the above ⁇ is an integer value in the range of [1, 15]
  • the above-mentioned ⁇ value is different from the X value. .
  • the foregoing X and threshold may be pre-configured by the network side, and at least one of a measurement control message, an RB reconfiguration message, a transport channel reconfiguration message, a physical channel reconfiguration message, and a system broadcast message.
  • the message is sent to the user device.
  • the transmission interval ⁇ type switching method provided by the embodiment of the present invention, the user equipment sends the filtered transmit power margin UPH report to the base station according to the trigger condition, so that the base station sends the handover indication information or the base station to the user equipment according to the indication of the filtered UPH report. And transmitting, by the signaling or the protocol frame, the handover assistance information to the radio network controller according to the indication of the filtered U ⁇ ,, so that the radio network controller sends the handover indication information to the user equipment according to the handover assistance information, and finally the user equipment receives the handover.
  • the indication information is switched to the target ⁇ type according to the switching instruction information, thereby avoiding data loss during the data scheduling process, thereby improving the accuracy of the ⁇ type switching process.
  • An embodiment of the present invention provides a transmission interval ⁇ type switching method. As shown in FIG. 5, on the base station side, the method specifically includes the following steps.
  • the base station receives a filtered transmit power margin UPH report sent by the user equipment according to the trigger condition.
  • the base station sends the handover indication information to the user equipment according to the filtered UPH report, so that the user equipment switches to the target ⁇ type according to the handover indication information, or the base station sends the signaling to the radio network controller by using a signaling or protocol frame according to the filtered UPH report.
  • the auxiliary information is switched, so that the radio network controller sends the handover indication information to the user equipment according to the handover assistance information, and instructs the user equipment to switch to the target defect type according to the handover indication information.
  • step 502 three optional implementation manners are included, and the specific implementation manners include:
  • the base station sends a handover indication message to the user equipment according to the filtered UPH report.
  • the user equipment In order for the user equipment to switch to the target TTI type according to the handover indication information.
  • the base station sends the handover request information to the radio network controller by using the signaling or the protocol frame according to the filtered UPH report, so that the radio network controller sends the handover indication information to the user equipment according to the handover request information, and instructs the user equipment to switch according to the handover indication information. Go to the target TTI type.
  • the base station sends the filtered U P H report to the radio network controller by using the signaling or protocol frame to the radio network controller, so that the user equipment switches to the target TTI type according to the handover indication information.
  • the base station may send the handover request information to the radio network controller by using an E-DCH FP protocol frame or a radio link parameter update indication message (RADIO LINK PARAMETER UPDATE INDICATION).
  • E-DCH FP protocol frame or a radio link parameter update indication message (RADIO LINK PARAMETER UPDATE INDICATION).
  • step 502a specifically includes the following two steps:
  • the base station determines the target TTI type according to the filtered UPH report.
  • the base station sends the handover indication information to the user equipment according to the target TTI type, so that the user equipment switches to the target TTI type according to the handover indication information.
  • step 502a2 the base station sends the handover indication information to the user equipment by using the HS-SCCH order downlink shared control channel command.
  • the user equipment sends a filtered transmit power margin UPH report to the base station according to the trigger condition, so that the base station sends the handover indication information or the base station to the user equipment according to the indication of the filtered UPH report. And transmitting, by the signaling or protocol frame, the handover assistance information to the radio network controller according to the indication of the filtered UPH report, so that the radio network controller sends the handover indication information to the user equipment according to the handover assistance information, and finally the user equipment receives the handover indication information. Switching to the target TTI type according to the handover indication information, thereby avoiding data loss in the data scheduling process, thereby improving the accuracy of the TTI type switching process.
  • the TTI type switching method based on the TTI type switching method based on the user equipment side shown in FIG. 4 and the TTI type switching method based on the base station side shown in FIG. It is the same as the TTI type switching method shown in Figure 3, so it will not be described here.
  • An embodiment of the present invention provides a user equipment. As shown in FIG. 6, the user equipment includes: a sending unit 61 and a switching unit 62, where:
  • the sending unit 61 is configured to send a transmit power margin UPH to the base station according to the trigger condition, so that the base station sends the handover indication information to the user equipment according to the UPH, or the base station sends the handover assistance information to the radio network controller according to the UPH signaling or the protocol frame. So that the radio network controller sends the handover indication information to the user equipment according to the handover assistance information.
  • the switching unit 62 is configured to switch to the target TTI type according to the handover indication information.
  • the foregoing target TTI type includes any one of a 2ms TTI type, a 10ms TTI type, a DCH dedicated channel 10ms TTI type, a DCH dedicated channel 20ms TTI type, a DCH dedicated channel 60ms TTI type, and a DCH dedicated channel 80ms TTI type.
  • the sending unit 61 is specifically configured to: if the data of the user equipment is in the cache, when the trigger condition of the scheduling information is met, send the scheduling information to the base station, where the scheduling information includes the UPH.
  • the triggering condition of the scheduling information includes that the periodic scheduling information triggers the timer to be cut off or the high priority data reaches the buffer of the user equipment or the remaining space in the MAC-i PDU uplink enhanced protocol data unit is greater than 18 bits.
  • the sending unit 61 is specifically configured to: when the remaining space in the MAC-i PDU is less than 18 bits and greater than 5 bits, concatenate the UPH in the MAC-i PDU; and send the MAC-i PDU to the base station.
  • the sending unit 61 is specifically configured to: when the UPH is lower than the first threshold or the UPH is lower than the first threshold and continue to the first time threshold, send the UPH to the base station; or, when the UPH is higher than the second When the threshold or UPH is higher than the second threshold and continues for the second time threshold, the UPH is sent to the base station; or, when the current TTI type of the user equipment is 2msTTI type, and the UPH is lower than the first threshold or the UPH is low When the first threshold is used and the first time threshold is continued, the UPH is sent to the base station; or when the current TTI type of the user equipment is 1 OmsTTI type, and the UPH is higher than the second threshold or the UPH is higher than the second threshold. When the value continues for the second time threshold, the UPH is sent to the base station.
  • the sending unit 61 is specifically configured to: when the periodic UPH trigger timer is cut off, send the UPH to the base station.
  • the UPH is included in the scheduling information or the MAC-i PDU.
  • the user equipment when the UPH is included in the MAC-i PDU, the user equipment further includes: a setting unit 64, where:
  • the setting unit 63 is configured to set a domain value in a header of the MAC-i PDU, so that the base station learns that the MAC-i PDU includes the UPH according to the set domain value.
  • the user equipment further includes: a filtering unit 64, where:
  • the filtering unit 64 is configured to filter the UPH according to the filtering formula to generate a filtered UPH.
  • the setting unit 63 is configured to set a domain value in the scheduling information, so that the base station learns that the UPH is the filtered UPH according to the set domain value, or is used in the header of the MAC-i PDU.
  • the field value is set so that the base station learns that the UPH is the filtered UPH according to the set domain value.
  • the setting unit 64 sets the domain value in the scheduling information to be used to: set the maximum data volume TEBS field in the scheduling information to all zeros, and set the highest priority of the data in the scheduling information.
  • the data volume HLBS field of the logical channel is set to a non-zero value; or, for setting the TEBS field in the scheduling information to zero, and setting the HLID field with the highest priority logical channel identifier in the scheduling information to be non- Zero value; or, set the HLID field in the scheduling information to all 1; or, set the HLID field in the scheduling information to all zeros, and set the HLBS field in the scheduling information to a non-zero value; or, the scheduling information
  • the HLID field in the setting is all zeros and the TEBS field in the scheduling information is set to a non-zero value.
  • the setting unit 64 sets the domain value in the header of the MAC-i PDU to be used to: set the logical channel identifier LCH-ID field in the header of the MAC-i PDU to all ones; or Used to set the length L field in the header of the MAC-i PDU It is all 0.
  • the transmission interval TTI type switching method provided by the embodiment of the present invention, the user equipment sends the transmission power margin UPH of the user equipment to the base station according to the trigger condition, so that the base station sends the handover indication information to the user equipment according to the UPH or the base station passes the signaling according to the UPH.
  • the protocol frame sends the handover assistance information to the radio network controller, so that the radio network controller sends the handover indication information to the user equipment according to the handover information, and finally the user equipment receives the handover indication information, and switches to the target TTI type according to the handover indication information. This avoids data loss during data scheduling, which improves the accuracy of the TTI type switching process.
  • the base station 7 includes: a receiving unit 71 and a sending unit 72, where:
  • the receiving unit 71 is configured to receive a transmit power margin UPH of the user equipment that is sent by the user equipment according to the trigger condition.
  • the sending unit 72 is configured to send the handover indication information to the user equipment according to the UPH received by the receiving unit 71, so that the user equipment switches to the target TTI type according to the handover indication information, or is used for signaling according to the UPH received by the receiving unit 71.
  • the protocol frame sends the handover assistance information to the radio network controller, so that the radio network controller sends the handover indication information to the user equipment according to the handover assistance information, and instructs the user equipment to switch to the target TTI type according to the handover indication information.
  • the sending by the sending unit, the sending, by the sending unit, the switching indication information to the user equipment, according to the UPH, determining the target TTI type according to the UPH received by the receiving unit 71, and sending the switching indication information to the user equipment according to the target TTI type, so as to facilitate the user.
  • the device switches to the target TTI type according to the handover indication information.
  • the sending unit 72 sends, according to the UPH, the handover assistance information to the radio network controller by using the signaling or the protocol frame, and is specifically configured to: send, according to the UPH received by the receiving unit 71, the handover request information to the radio network controller by using a signaling or a protocol frame. .
  • the sending unit 72 sends the handover assistance information to the radio network controller according to the UPH by using the signaling or the protocol frame, and is specifically configured to: send, according to the UPH received by the receiving unit 71, the UPH by using a signaling or protocol frame to the radio network controller.
  • the base station further includes: a filtering unit 73, where:
  • the receiving unit 72 is specifically configured to: receive and parse the scheduling information or the MAC-i PDU sent by the user equipment, and obtain the UPH filtered by the user equipment.
  • the base station receives the transmission power margin UPH of the user equipment that is sent by the user equipment according to the trigger condition, and then the base station may send the handover indication information to the user equipment according to the UPH, or the base station according to the
  • the UPH sends the handover assistance information to the radio network controller by using the signaling or the protocol frame, so that the radio network controller sends the handover indication information to the user equipment according to the handover information, and after receiving the handover indication information, the user equipment switches according to the handover indication information.
  • this avoids data loss during data scheduling, which improves the accuracy of the TTI type switching process.
  • the embodiment of the present invention provides a radio network controller.
  • the radio network controller 8 includes: a receiving unit 81 and a sending unit 82, where:
  • the receiving unit 81 is configured to receive handover assistance information sent by the base station by using signaling or a protocol frame.
  • the sending unit 82 is configured to send the handover indication information to the user equipment according to the handover assistance information received by the receiving unit 81, so that the user equipment switches to the target TTI type according to the handover indication information.
  • the receiving unit 81 is specifically configured to: send, by the receiving base station, the UPH by using signaling or a protocol frame.
  • the receiving unit 81 is specifically configured to: receive, by the base station, handover request information sent by using a signaling or a protocol frame.
  • the sending unit 82 is specifically configured to: determine a target TTI type according to the UPH or the handover request information received by the receiving unit 81; and send the handover indication information to the user equipment according to the target TTI type, where the handover indication information is a radio bearer weight With the message, Or transport channel reconfiguration message.
  • the radio network controller receives the handover assistance information sent by the base station by using the signaling or the protocol frame, and sends the handover indication information to the user equipment according to the handover information, so that the user equipment The handover indication information is switched to the target TTI type, which improves the accuracy of the TTI type handover procedure.
  • An embodiment of the present invention provides a user equipment.
  • the user equipment includes: a sending unit 91 and a switching unit 92, where:
  • the sending unit 91 is configured to send the filtered transmit power margin UPH report to the base station according to the trigger condition, so that the base station sends the handover indication information to the user equipment according to the indication of the filtered UPH report, or the base station passes the signaling according to the filtered UPH report indication.
  • the protocol frame sends the handover assistance information to the radio network controller, so that the radio network controller sends the handover indication information to the user equipment according to the handover assistance information.
  • the switching unit 92 is configured to switch to the target TTI type according to the handover indication information.
  • the user equipment 9 further includes: a filtering unit 93, where:
  • the filtering unit 93 is configured to filter the UPH according to the filtering formula to generate a filtered UPH.
  • the sending unit 91 is specifically configured to: when the filtered UPH is lower than the first threshold or the UPH is lower than the first threshold and continues for the first time threshold, send the generated filtered UPH report to the base station. Or, when the filtered UPH is higher than the second threshold or the UPH is higher than the second threshold and continues for the second time threshold, the generated filtered UPH is sent to the base station; or, when the user equipment The current TTI type is 2msTTI type, and when the UPH is lower than the first threshold or the UPH is lower than the first threshold and continues to the first time threshold, the generated filtered UPH report is sent to the base station; or, when the user equipment The filtered UPH will be generated when the current TTI type is l OmsTTI type, and the UPH is higher than the second threshold or the UPH is higher than the second threshold and continues for the second time threshold. The report is sent to the base station.
  • the user equipment 9 further includes: a setting unit 94, where: a setting unit 94 is configured to set a domain value in the scheduling information.
  • the sending unit 91 is specifically configured to: after the setting unit 94 sets the domain value in the scheduling information, send the filtered UPH report including the domain value in the set scheduling information to the base station according to the trigger condition.
  • the setting unit 94 is specifically configured to: set a maximum data volume TEBS field in the scheduling information to all zeros, and set a data volume HLBS field of the highest priority logical channel with data in the scheduling information. Is a non-zero value; or, set the TEBS field in the scheduling information to zero, and set the highest priority logical channel identifier HLID field with data in the scheduling information to a non-zero value; or, the HLID field in the scheduling information Set to all 1; or, set the HLID field in the scheduling information to all zeros, and set the HLBS field in the scheduling information to a non-zero value; or, set the HLID field in the scheduling information to all zeros, and schedule
  • the TEBS field in the message is set to a non-zero value; or, the HLID field in the scheduling information is set to all 1s or all 0s, and 4 bits are selected from the UPH field to represent the HLID; or the UPH field in the SI is set to a
  • the foregoing target TTI type includes any one of a 2ms TTI type, a 10ms TTI type, a DCH dedicated channel 10ms TTI type, a DCH dedicated channel 20ms TTI type, a DCH dedicated channel 40ms TTI type, and a DCH dedicated channel 80ms TTI type.
  • the user equipment sends the filtered transmit power headroom UPH report to the base station according to the trigger condition, so that the base station sends the handover indication information to the user equipment according to the filtered UPH report indication or the base station according to the filtered UPH.
  • the reporting indication sends the handover assistance information to the radio network controller by using the signaling or the protocol frame, so that the radio network controller sends the handover indication information to the user equipment according to the handover assistance information, and finally the user equipment receives the handover indication information according to the handover.
  • the indication information is switched to the target TTI type, which avoids data loss during the data scheduling process, thereby improving the accuracy of the TTI type switching process.
  • An embodiment of the present invention provides a base station. As shown in FIG. 10, the base station S10 specifically includes: a receiving unit S101 and a sending unit S102, where:
  • the receiving unit S101 is configured to receive a filtered transmit power margin UPH report sent by the user equipment according to the trigger condition.
  • the sending unit S102 is configured to send the handover indication information to the user equipment according to the filtered UPH report received by the receiving unit S101, so that the user equipment switches to the target TTI type according to the handover indication information, or according to the filtered UPH report received by the receiving unit.
  • the signaling or protocol frame sends the handover assistance information to the radio network controller, so that the radio network controller sends the handover indication information to the user equipment according to the handover assistance information, and instructs the user equipment to switch to the target TTI type according to the handover indication information.
  • the sending by the sending, the sending, by the sending, the sending, by the sending, the sending, by the sending, the sending, by the sending, the sending, by the sending, the sending, by the sending, the sending, by the sending, the sending, according to the filtered, the The indication information is switched to the target TTI type.
  • the sending unit S102 sends the handover assistance information to the radio network controller by using the signaling or the protocol frame according to the filtered UPH report, where the sending unit S102 sends the handover assistance information to the radio network controller by using the signaling or the protocol frame according to the filtered UPH report.
  • Switch request information the sending unit S102 sends the handover assistance information to the radio network controller by using the signaling or the protocol frame according to the filtered UPH report.
  • the user equipment sends the filtered transmit power margin UPH report to the base station according to the trigger condition, so that the base station sends the handover indication information to the user equipment according to the filtered UPH report indication or the base station reports the UPH according to the filtering.
  • the indication sends the handover assistance information to the radio network controller by using the signaling or protocol frame, so that the radio network controller sends the handover indication information to the user equipment according to the handover assistance information, and finally the user equipment receives the handover indication information according to the handover indication.
  • the information is switched to the target TTI type, which avoids data loss during the data scheduling process, thereby improving the accuracy of the TTI type switching process.
  • An embodiment of the present invention provides a user equipment.
  • the user equipment 11 includes: a transmitter 111 and a processor 112, where:
  • the transmitter 111 is configured to send a transmit power margin UPH to the base station according to the trigger condition, so that the base station sends the handover indication information to the user equipment according to the UPH or the base station according to the UPH.
  • the handover assistance information is sent to the radio network controller through the signaling or protocol frame, so that the radio network controller sends the handover indication information to the user equipment according to the handover assistance information.
  • the processor 1 12 is configured to switch to the target TTI type according to the handover indication information.
  • the foregoing target TTI type includes any one of a 2ms TTI type, a 10ms TTI type, a DCH dedicated channel 10ms TTI type, a DCH dedicated channel 20ms TTI type, a DCH dedicated channel 40ms TTI type, and a DCH dedicated channel 80ms TTI type.
  • the transmitter 1 12 is specifically configured to: if the data of the user equipment is in the cache, when the trigger condition of the scheduling information is met, the scheduling information is sent to the base station, where the scheduling information includes the UPH.
  • the triggering condition of the scheduling information includes that the periodic scheduling information triggers the timer to be cut off or the high priority data reaches the buffer of the user equipment or the remaining space in the MAC-i PDU uplink enhanced protocol data unit is greater than 18 bits.
  • the transmitter 1 1 1 is specifically configured to: when the remaining space in the MAC-i PDU is less than 18 bits and greater than 5 bits, the UPH is cascaded in the MAC-i PDU; and the MAC-i PDU is sent to the base station.
  • the transmitter 1 1 1 is specifically configured to: when the UPH is lower than the first threshold or the UPH is lower than the first threshold and continue to the first time threshold, send the UPH to the base station; or, when the UPH is higher than When the second threshold or UPH is higher than the second threshold and continues for the second time threshold, the UPH is sent to the base station; or when the current TTI type of the user equipment is of the 2msTTI type, and the UPH is lower than the first threshold or When the UPH is lower than the first threshold and continues to the first time threshold, the UPH is sent to the base station; or, when the current TTI type of the user equipment is 1 OmsTTI type, and the UPH is higher than the second threshold or the UPH is higher than the second When the threshold value continues for the second time threshold, the UPH is sent to the base station.
  • the transmitter 1 1 1 is specifically configured to: when the periodic UPH trigger timer is cut off, send the UPH to the base station.
  • the UPH is included in the scheduling information or the MAC-i PDU.
  • the processor 1 12 is further configured to set a domain value in a header of the MAC-i PDU, So that the base station learns that the MAC-i PDU includes the UPH according to the set domain value.
  • the processor 1 12 is further configured to filter the UPH according to the filtering formula to generate the filtered UPH.
  • the processor 1 12 is further configured to set a domain value in the scheduling information, so that the base station learns that the UPH is the filtered UPH according to the set domain value, or is configured to use the header of the MAC-i PDU.
  • the field value in the setting is set so that the base station learns that the UPH is the filtered UPH according to the set domain value.
  • the processor 112 sets the domain value in the scheduling information to be used to: set the maximum data volume TEBS field in the scheduling information to all zeros, and set the highest priority of the data in the scheduling information.
  • the logical channel HLBS field of the logical channel is set to a non-zero value; or, the cached maximum data volume TEBS field in the scheduling information is set to zero, and the highest priority logical channel identifier with data in the scheduling information) HLID field Set to a non-zero value; or, set the HLID field in the scheduling information to all 1s; or, set the HLID field in the scheduling information to all zeros, and set the HLBS field in the scheduling information to a non-zero value; or Set the HLID field in the scheduling information to all zeros and set the TEBS field in the scheduling information to a non-zero value.
  • the processor 112 sets the domain value in the header of the MAC-i PDU to be used to: set the logical channel identifier LCH-ID field in the header of the MAC-i PDU to all ones; or Set the length L field in the header of the MAC-i PDU to all 0s.
  • the transmission interval TTI type switching method provided by the embodiment of the present invention, the user equipment sends the transmission power margin UPH of the user equipment to the base station according to the trigger condition, so that the base station sends the handover indication information to the user equipment according to the UPH or the base station passes the signaling according to the UPH.
  • the protocol frame sends the handover assistance information to the radio network controller, so that the radio network controller sends the handover indication information to the user equipment according to the handover information, and finally the user equipment receives the handover indication information, and switches to the target TTI type according to the handover indication information. This avoids data loss during data scheduling and improves TTI type switching. The accuracy of the process.
  • the base station 12 includes: a receiver 121 and a transmitter 122, where:
  • the receiver 121 is configured to receive a transmit power margin UPH of the user equipment that is sent by the user equipment according to the trigger condition.
  • the transmitter 122 is configured to send the handover indication information to the user equipment according to the UPH, so that the user equipment switches to the target TTI type according to the handover indication information, or the base station sends the handover assistance information to the radio network controller according to the UPH by using signaling or a protocol frame. And causing the radio network controller to send the handover indication information to the user equipment according to the handover assistance information, instructing the user equipment to switch to the target TTI type according to the handover indication information.
  • the transmitter 122 sends the handover indication information to the user equipment according to the UPH, where the information is: configured to: determine a target TTI type according to the UPH; and send the handover indication information to the user equipment according to the target TTI type, so that the user equipment is configured according to the handover indication information. Switch to the target TTI type.
  • the transmitter 122 sends the handover assistance information to the radio network controller according to the UPH by using signaling or a protocol frame, and is specifically configured to: send the handover request information to the radio network controller by using the signaling or protocol frame according to the UPH.
  • the transmitter 122 sends the handover assistance information to the radio network controller according to the UPH by using signaling or a protocol frame, and is specifically configured to: send the UPH to the radio network controller by using the signaling or the protocol frame according to the UPH.
  • the base station further includes: a processor 123, where:
  • the receiver 121 is specifically configured to: receive and parse the scheduling information or the MAC-i PDU sent by the user equipment, and obtain the UPH filtered by the user equipment.
  • the base station receives the transmission power margin UPH of the user equipment that is sent by the user equipment according to the trigger condition, and then, The base station may send the handover indication information to the user equipment according to the UPH, or the base station sends the handover assistance information to the radio network controller according to the UPH according to the signaling or the protocol frame, so that the radio network controller sends the handover indication information to the user equipment according to the handover information.
  • the user equipment switches to the target TTI type according to the handover indication information, thereby avoiding data loss during the data scheduling process, thereby improving the accuracy of the TTI type handover process.
  • a radio network controller as shown in FIG. 13, includes a receiver 13 1 and a transmitter 132, where:
  • the receiver 13 1 is configured to receive handover assistance information sent by the base station by using signaling or a protocol frame.
  • the transmitter 132 is configured to send the handover indication information to the user equipment according to the handover assistance information, so that the user equipment switches to the target TTI type according to the handover indication information.
  • the receiver 13 is specifically configured to: send, by the receiving base station, the UPH by using signaling or protocol frames.
  • the receiver 13 is specifically configured to: receive handover request information sent by the base station by using signaling or a protocol frame.
  • the transmitter 132 is specifically configured to: determine a target TTI type according to the UPH or the handover request information; and send the handover indication information to the user equipment according to the target TTI type, where the handover indication information is a radio bearer reconfiguration message, or Channel reconfiguration message.
  • the base station receives the transmission power margin UPH of the user equipment that is sent by the user equipment according to the trigger condition, and then the base station may send the handover indication information to the user equipment according to the UPH, or the base station according to the
  • the UPH sends the handover assistance information to the radio network controller by using the signaling or the protocol frame, so that the radio network controller sends the handover indication information to the user equipment according to the handover information, and after receiving the handover indication information, the user equipment switches according to the handover indication information.
  • this avoids data loss during data scheduling, which improves the accuracy of the TTI type switching process.
  • An embodiment of the present invention provides a user equipment, as shown in FIG.
  • the program includes: a transmitter 141 and a processor 142, wherein:
  • the transmitter 141 is configured to send the filtered transmit power margin UPH report to the base station according to the trigger condition, so that the base station sends the handover indication information to the user equipment according to the indication of the filtered UPH report, or the base station passes the signaling according to the indication of the filtered UPH report.
  • the protocol frame sends the handover assistance information to the radio network controller, so that the radio network controller sends the handover indication information to the user equipment according to the handover assistance information.
  • the processor 142 is configured to switch to the target TTI type according to the handover indication information.
  • the processor 142 is further configured to filter the UPH according to the filtering formula to generate a filtered UPH.
  • the transmitter 141 is specifically configured to: when the filtered UPH is lower than the first threshold or the UPH is lower than the first threshold and continues for the first time threshold, send the generated filtered UPH report to the base station. Or, when the filtered UPH is higher than the second threshold or the UPH is higher than the second threshold and continues for the second time threshold, the generated filtered UPH is sent to the base station; or, when the user equipment The current TTI type is 2msTTI type, and when the UPH is lower than the first threshold or the UPH is lower than the first threshold and continues to the first time threshold, the generated filtered UPH report is sent to the base station; or, when the user equipment When the current TTI type is l OmsTTI type, and the UPH is higher than the second threshold or the UPH is higher than the second threshold and continues for the second time threshold, the generated filtered UPH report is sent to the base station.
  • the processor 142 is further configured to set a domain value in the scheduling information.
  • the transmitter 141 is specifically configured to: after the processor 142 sets the domain value in the scheduling information, send the filtered UPH report including the domain value in the set scheduling information to the base station according to the trigger condition.
  • the processor 142 sets the domain value in the scheduling information to be specifically configured to: set a maximum data volume TEBS field in the scheduling information to all zeros, and set the highest priority of the data in the scheduling information.
  • Logical channel data volume HLBS domain settings Is a non-zero value; or, set the TEBS field in the scheduling information to zero, and set the highest priority logical channel identifier HLID field with data in the scheduling information to a non-zero value; or, the HLID field in the scheduling information Set to all 1; or, set the HLID field in the scheduling information to all zeros, and set the HLBS field in the scheduling information to a non-zero value; or, set the HLID field in the scheduling information to all zeros, and schedule
  • the TEBS field in the message is set to a non-zero value; or, the HLID field in the scheduling information is set to all 1s or all 0s, and 4 bits are selected from the UPH field to represent the HLID.
  • the foregoing target TTI type includes any one of a 2ms TTI type, a 10ms TTI type, a DCH dedicated channel 10ms TTI type, a DCH dedicated channel 20ms TTI type, a DCH dedicated channel 40ms TTI type, and a DCH dedicated channel 80ms TTI type.
  • the user equipment sends the filtered transmit power headroom UPH report to the base station according to the trigger condition, so that the base station sends the handover indication information to the user equipment according to the filtered UPH report indication or the base station according to the filtered UPH.
  • the reporting indication sends the handover assistance information to the radio network controller by using the signaling or the protocol frame, so that the radio network controller sends the handover indication information to the user equipment according to the handover assistance information, and finally the user equipment receives the handover indication information according to the handover.
  • the indication information is switched to the target TTI type, which avoids data loss during the data scheduling process, thereby improving the accuracy of the TTI type switching process.
  • the base station 15 includes: a receiver 15 1 and a transmitter 152, where:
  • the receiver 15 1 is configured to receive a filtered transmit power margin UPH sent by the user equipment according to the trigger condition.
  • the transmitter 152 is configured to send the handover indication information to the user equipment according to the filtered UPH report, so that the user equipment switches to the target TTI type according to the handover indication information, or controls the radio network by using signaling or protocol frames according to the filtered UPH report.
  • the device sends the handover assistance information, so that the radio network controller sends the handover indication information to the user equipment according to the handover assistance information, and instructs the user equipment to switch to the target TTI type according to the handover indication information.
  • the transmitter 152 sends the handover indication information to the user equipment according to the filtered UPH report, where the information is: configured to: determine the target TTI type according to the filtered UPH report; and send the handover indication information to the user equipment according to the target TTI type, so that the user equipment according to the handover The indication information is switched to the target TTI type.
  • the transmitter 152 sends the handover assistance information to the radio network controller by using the signaling or protocol frame according to the filtered UPH report, where the transmitter 152 sends the handover request to the radio network controller by using the signaling or protocol frame according to the filtered UPH report. information.
  • the user equipment sends the filtered transmit power margin UPH report to the base station according to the trigger condition, so that the base station sends the handover indication information to the user equipment according to the filtered UPH report indication or the base station reports the UPH according to the filtering.
  • the indication sends the handover assistance information to the radio network controller by using the signaling or protocol frame, so that the radio network controller sends the handover indication information to the user equipment according to the handover assistance information, and finally the user equipment receives the handover indication information according to the handover indication.
  • the information is switched to the target TTI type, which avoids data loss during the data scheduling process, thereby improving the accuracy of the TTI type switching process.
  • the embodiment of the present invention provides a transmission interval TTI type switching system.
  • the transmission interval TTI type switching system 16 includes: a user equipment 161, and a base station 162, and the user equipment 161 is implemented as shown in FIG.
  • the user equipment 161 in the example, the base station 162 is the base station 162 in the embodiment shown in FIG. 7; or the user equipment 161 is the user equipment 161 in the embodiment shown in FIG. 9, the base station 162 is as shown in FIG. Base station 162 in the illustrated embodiment.
  • the transmission interval TTI type switching system 16 further includes: a radio network controller 163, which is a radio network controller 163 in the embodiment shown in FIG.
  • the user equipment sends the transmission power margin UPH of the user equipment to the base station according to the trigger condition, so that the base station sends the handover indication information to the user equipment according to the UPH or the base station passes the signaling according to the UPH.
  • the protocol frame sends the handover assistance information to the radio network controller, so that the radio network controller sends the handover indication information to the user equipment according to the handover information, and finally the user equipment
  • the handover indication information is switched to the target TTI type, thereby avoiding data loss during the data scheduling process, thereby improving the accuracy of the TTI type handover process.

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

L'invention concerne une méthode, un dispositif et un système de changement de types d'intervalle de temps de transmission (TTI), qui se rapportent au domaine des communications et peuvent améliorer la précision du processus de changement de type de TTI. La méthode de mise en œuvre spécifique de l'invention comprend les étapes suivantes : envoyer, par un équipement utilisateur, une marge de puissance de transmission (UPH) à une station base en fonction d'une condition de déclenchement, de façon à faciliter l'envoi par la station base d'informations d'indication de changement à l'équipement utilisateur en fonction de l'UPH ou faciliter l'envoi par la station base d'informations auxiliaires de changement à un gestionnaire de réseau radio grâce à une signalisation ou une trame de protocole en fonction de l'UPH, de façon à permettre au gestionnaire de réseau radio d'envoyer les informations d'indication de changement à l'équipement utilisateur en fonction des informations auxiliaires de changement ; et changer, par l'équipement utilisateur, vers un type de TTI cible en fonction des informations d'indication de changement. La présente invention est appliquée au changement de types d'intervalle de temps de transmission (TTI).
PCT/CN2014/071034 2013-04-12 2014-01-21 Méthode, dispositif et système de changement de types d'intervalle de temps de transmission (tti) WO2014166308A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201480000207.7A CN104221459B (zh) 2013-04-12 2014-01-21 一种传输间隔tti类型切换方法、设备及系统

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2013074157 2013-04-12
CNPCT/CN2013/074157 2013-04-12

Publications (1)

Publication Number Publication Date
WO2014166308A1 true WO2014166308A1 (fr) 2014-10-16

Family

ID=51688928

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2014/071034 WO2014166308A1 (fr) 2013-04-12 2014-01-21 Méthode, dispositif et système de changement de types d'intervalle de temps de transmission (tti)

Country Status (2)

Country Link
CN (1) CN104641684A (fr)
WO (1) WO2014166308A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106817208A (zh) * 2015-11-30 2017-06-09 华为技术有限公司 基于多用户的bar传输方法、资源调度方法、装置及系统

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107925929A (zh) * 2016-03-31 2018-04-17 华为技术有限公司 传输时间间隔的切换方法和装置
CN107734625A (zh) * 2016-08-12 2018-02-23 夏普株式会社 发射机功率余量计算方法及其用户设备
WO2021088000A1 (fr) * 2019-11-08 2021-05-14 Oppo广东移动通信有限公司 Procédé et appareil de communication

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101174886A (zh) * 2006-10-30 2008-05-07 华为技术有限公司 增强专用信道的传输时间间隔设置方法、系统和用户设备
WO2010124438A1 (fr) * 2009-04-27 2010-11-04 华为技术有限公司 Procédé et dispositif de commutation
CN102843776A (zh) * 2011-06-20 2012-12-26 中兴通讯股份有限公司 多载波终端调度方法、信道质量信息发送方法及系统

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110096677A1 (en) * 2007-08-10 2011-04-28 Eun-Jung Kim Apparatus and method for controlling uplink dedicated channel in a mobile communication system
CN101860956B (zh) * 2009-04-10 2013-09-25 电信科学技术研究院 一种在多载波系统中触发调度信息上报的方法和装置
CN101959246B (zh) * 2009-07-17 2013-05-29 鼎桥通信技术有限公司 一种上报调度信息的方法
CN102932916B (zh) * 2011-08-11 2016-06-22 华为技术有限公司 Tti指示方法及装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101174886A (zh) * 2006-10-30 2008-05-07 华为技术有限公司 增强专用信道的传输时间间隔设置方法、系统和用户设备
WO2010124438A1 (fr) * 2009-04-27 2010-11-04 华为技术有限公司 Procédé et dispositif de commutation
CN102843776A (zh) * 2011-06-20 2012-12-26 中兴通讯股份有限公司 多载波终端调度方法、信道质量信息发送方法及系统

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106817208A (zh) * 2015-11-30 2017-06-09 华为技术有限公司 基于多用户的bar传输方法、资源调度方法、装置及系统
CN106817208B (zh) * 2015-11-30 2020-02-21 华为技术有限公司 基于多用户的bar传输方法、资源调度方法、装置及系统

Also Published As

Publication number Publication date
CN104641684A (zh) 2015-05-20

Similar Documents

Publication Publication Date Title
JP4505021B2 (ja) アップリンクサービスのための伝送チャンネルを用いるハンドオーバー領域におけるアップリンクデータ伝送方法及び装置
US8620372B2 (en) Method and apparatus for transport format selection in a mobile wireless device
US9961693B2 (en) Terminal apparatus, base station apparatus, communication system, notification method, and integrated circuit
JP5080644B2 (ja) ハンドオーバ中のダウンリンクパケットデータコンバージェンスプロトコル動作
US9882683B2 (en) Autonomous transmission for extended coverage
EP2847912B1 (fr) Procédé et appareil de contrôle dynamique de tailles de regroupement tti
EP2056538B1 (fr) Procédé et dispositif de transmission/réception de canal associé à un réseau d'accès de paquets de liaison descendante haut débit
JP6478246B2 (ja) 通信方法、基地局およびユーザ機器
JP2021057895A (ja) 無線通信システムにおいて、デバイス・ツー・デバイスチャネル測定を送信する方法および装置
CN107534978B (zh) 物理下行链路控制和数据信道的物理资源块分配
TW202145746A (zh) 可靠頻道狀態訊息報告方法、裝置及系統
JP4610652B2 (ja) サービングセル変更時のスケジューリング情報
KR101407459B1 (ko) 가변 레이트 보코더들을 이용하는 이용자 장비에 대한 음성 인터넷 프로토콜 용량을 개선하기 위한 방법
EP3874638B1 (fr) Appareil, procédé et programme informatique
JP2011515928A (ja) Ｐｄｃｐ状態報告の送信方法
US10306182B2 (en) Method and system for improving video quality during call handover
CN111316725B (zh) 方法、装置、计算机程序产品和计算机程序
CN115664595A (zh) 相等大小码块的传输块大小确定
EP3387769A1 (fr) N ud de réseau radio et dispositif sans fil et procédés associés
WO2014166308A1 (fr) Méthode, dispositif et système de changement de types d'intervalle de temps de transmission (tti)
KR20190117798A (ko) 무선 통신 시스템에서 상이한 tti 길이들에서 mac ce를 전송하기 위한 방법 및 이를 위한 장치
CN108039934B (zh) 无线通信系统中执行编解码速率调配的装置及方法
CN104221459B (zh) 一种传输间隔tti类型切换方法、设备及系统
CN107431940B (zh) 用于在无线通信系统中控制上行链路的覆盖的方法和装置
US10264593B2 (en) Channel quality reporting in dependency of communication conditions

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 14782845

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 14782845

Country of ref document: EP

Kind code of ref document: A1