CN105843747B - A kind of information storage means and device - Google Patents
A kind of information storage means and device Download PDFInfo
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- CN105843747B CN105843747B CN201510019734.9A CN201510019734A CN105843747B CN 105843747 B CN105843747 B CN 105843747B CN 201510019734 A CN201510019734 A CN 201510019734A CN 105843747 B CN105843747 B CN 105843747B
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- G06F12/02—Addressing or allocation; Relocation
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Abstract
The embodiment of the invention provides a kind of information storage means and devices, for the first memory headroom, when checking itself and meeting measuring condition, application minimizes first memory headroom of drive test (MDT) information for storing, identifying first memory headroom is the first chained list node, periodic measurement is carried out to obtain MDT information to MDT information, and MDT information obtained is stored to first memory headroom；For the i-th memory headroom, when (i-1)-th memory headroom has been expired, the state for marking the (i-1)-th chained list node corresponding to (i-1)-th memory headroom is to have expired, and apply for the i-th memory headroom for storing MDT information, identifying i-th memory headroom is the i-th chained list node, periodic measurement is carried out to obtain MDT information to MDT information, and MDT information obtained is stored to i-th memory headroom；When the chained list node number i identified reaches pre-set chained list maximum supporting node number, stop the periodic measurement to MDT information.
Description
Technical field
The present invention relates to drive test (Minimization of Drive Tests, the MDT) technologies more particularly to one of minimum
Kind MDT information storage method and device.
Background technique
MDT technology mainly includes instant minimum drive test (Immediate MDT) and non-instant minimum drive test (Logged
MDT).In Logged MDT information report flow as shown in Figure 1, it is based primarily upon when UE is in connection (RRC_
CONNECTED) when state, network side by dedicated DL-DCCH signaling Logged Measurement Configuration come
It configures user terminal (UE) and carries out LOG record；Meet MDT measurement under conditions of, UE carry out MDT information periodic measurement and
Record；Into after connected state, the state instruction that network side is reported according to UE requires UE progress MDT information to report.
The clear UE of R12 agreement can support that the maximum value maxLogMeas-r10 of the MDT LOG item number of storage is 4060 at present.
Due to including the other information (such as RLF information) in addition to MDT information, institute in sending message of the MDT information to network side
Apply for memory headroom to work as including the MDT information size of other information, then the occupied sky of each LOG MDT information
Between be likely to be breached nearly 14KB, and tens may be only had by being actually reported to effective code stream length corresponding to the MDT information of network side
Byte.In addition, when UTRA cell is not present, in the structure measResultListUTRA-r10 for storing MDT information just
There is no any useful MDT informations, i.e., by abstract syntax notation one (Abstract Syntax Notation One,
ASN1) code stream corresponding to MDT information that coding obtains is sky, and actually in one definition, application LOG MDT information
When depositing space, memory size corresponding to structure measResultListUTRA-r10 is still used to apply for memory space,
Great space waste is caused in this way.
Summary of the invention
In view of this, the embodiment of the present invention provides a kind of information storage means and device, the memory headroom of UE can be saved,
And then achieve the purpose that reduce UE cost.
In order to achieve the above objectives, the technical solution of the embodiment of the present invention is achieved in that
The embodiment of the present invention provides a kind of information storage means, this method comprises:
For the first memory headroom, when checking itself and meeting measuring condition, apply for first for storing MDT information
Memory headroom, identifying first memory headroom is the first chained list node, carries out periodic measurement to MDT information to obtain MDT
Information, and MDT information obtained is stored to first memory headroom；
For the i-th memory headroom, when (i-1)-th memory headroom has been expired, mark corresponding to (i-1)-th memory headroom
The state of the (i-1)-th chained list node be expire, and apply for the i-th memory headroom for storing MDT information, identify in described i-th
Depositing space is the i-th chained list node, carries out periodic measurement to MDT information to obtain MDT information, and by MDT information obtained
It stores to i-th memory headroom；
When the chained list node number i identified reaches pre-set chained list maximum supporting node number, stop to MDT information
Periodic measurement；
Wherein, the value of the i is the positive integer more than or equal to 2.
In above scheme, the method also includes:
In connection status, MDT configuration information is received；Later, idle state is returned to be resident, it is received according to institute
MDT configuration information detects whether itself meets measuring condition.
It is described that periodic measurement is carried out to obtain MDT information to MDT information in above scheme, and MDT obtained is believed
Breath is stored to first memory headroom, comprising:
After completing once to the periodic measurement of MDT information, MDT information obtained is encoded, generates MDT code
Stream；MDT code stream generated is stored to first memory headroom, and record first memory headroom LOG item number and
Current MDT code stream information；
After completing the periodic measurement of a MDT information again, MDT information obtained is encoded, is generated new
MDT code stream；According to the MDT code stream information recorded in first memory headroom, new MDT code stream generated is stored
Extremely first memory headroom, and update the LOG item number and current MDT code stream letter of first memory headroom recorded
Breath；
The rest may be inferred, until first memory headroom has been expired.
In above scheme, the current MDT code stream information includes the last bit position of code stream；
Correspondingly, described according to the MDT code stream information recorded in first memory headroom, it will be generated new
MDT code stream is stored to first memory headroom, comprising:
According to the bit position that the code stream recorded in first memory headroom is last, by new MDT code generated
Stream is stored into first memory headroom after stored MDT code stream.
In above scheme, first chained list node is chained list gauge outfit；The method also includes:
When receiving MDT information request, into connection status, the corresponding first memory headroom institute of the chained list gauge outfit is reported
The MDT information of storage；
After reporting successfully, corresponding first memory headroom of the chained list gauge outfit is discharged, the second chained list node is corresponding
Second memory headroom is identified as chained list gauge outfit.
The embodiment of the present invention also provides a kind of information-storing device, which includes processing module and timing module；
The processing module, for for the first memory headroom, when checking itself and meeting measuring condition, application is used for
The first memory headroom of MDT information is stored, identifying first memory headroom is the first chained list node, carries out week to MDT information
The measurement of phase property stores MDT information obtained to first memory headroom to obtain MDT information；It is also used to for i-th
Memory headroom marks the (i-1)-th chained list node corresponding to (i-1)-th memory headroom when (i-1)-th memory headroom has been expired
State be expire, and apply for the i-th memory headroom for storing MDT information, mark i-th memory headroom is the i-th chained list
Node carries out periodic measurement to MDT information to obtain MDT information, and MDT information obtained is stored in described i-th
Deposit space；When the chained list node number i identified reaches pre-set chained list maximum supporting node number, stop to MDT information
Periodic measurement；Wherein, the value of the i is the positive integer more than or equal to 2；
The timing module, for being counted to the measurement period of MDT information when checking itself and meeting measuring condition
When.
In above scheme, described device further include: receiving module and detection module；
The receiving module, for receiving MDT configuration information in connection status；
The detection module is resident for returning to idle state, detects itself according to the received MDT configuration information of institute
Whether measuring condition is met.
In above scheme, the processing module is used to carry out periodic measurement to MDT information to obtain MDT information, and will
MDT information obtained is stored to first memory headroom, comprising: after completing once to the periodic measurement of MDT information,
MDT information obtained is encoded, MDT code stream is generated；MDT code stream generated is stored empty to first memory
Between, and record first memory headroom LOG item number and current MDT code stream information；When completing MDT information again
After periodic measurement, MDT information obtained is encoded, generates new MDT code stream；According in first memory headroom
The MDT code stream information recorded stores new MDT code stream generated to first memory headroom, and updates and recorded
First memory headroom LOG item number and current MDT code stream information；The rest may be inferred, until first memory headroom
Until having expired.
In above scheme, the current MDT code stream information includes the last bit position of code stream；
Correspondingly, the processing module is used for according to the MDT code stream information recorded in first memory headroom, by institute
The new MDT code stream generated is stored to first memory headroom, comprising: according to the code recorded in first memory headroom
Last bit position is flowed, new MDT code stream generated is stored into first memory headroom stored MDT code stream
Later.
In above scheme, first chained list node is chained list gauge outfit；Described device further includes reporting module；
The reporting module, for into connection status, reporting the chained list gauge outfit pair when receiving MDT information request
The MDT information that the first memory headroom answered is stored；
The processing module is also used to after the reporting module reports successfully, discharges the chained list gauge outfit corresponding
Corresponding second memory headroom of second chained list node is identified as chained list gauge outfit by one memory headroom.
Information storage means and device provided by the embodiment of the present invention, for the first memory headroom, when checking itself
When meeting measuring condition, apply for the first memory headroom for storing MDT information, identifying first memory headroom is the first chain
Table node carries out periodic measurement to MDT information to obtain MDT information, and MDT information obtained is stored to described first
Memory headroom；For the i-th memory headroom, when (i-1)-th memory headroom has been expired, mark the (i-1)-th memory headroom institute right
The state for the (i-1)-th chained list node answered is to have expired, and apply for the i-th memory headroom for storing MDT information, mark described i-th
Memory headroom is the i-th chained list node, carries out periodic measurement to MDT information to obtain MDT information, and MDT obtained is believed
Breath is stored to i-th memory headroom；When the chained list node number i identified reaches pre-set chained list maximum supporting node number
When, stop the periodic measurement to MDT information；Wherein, the value of the i is the positive integer more than or equal to 2.In this way, by dynamic
State application memory and the mode of chained list management save MDT information, can save the memory headroom of UE, reduce UE cost, and
Simplify the mode that MDT information is reported to network side.
Detailed description of the invention
Fig. 1 is Logged MDT information report flow schematic diagram in the related technology；
Fig. 2 is the implementation process schematic diagram of information storage means of the embodiment of the present invention；
Fig. 3 is the memory headroom schematic diagram that the embodiment of the present invention is used to store MDT information；
Fig. 4 is the implementation process that the embodiment of the present invention carries out periodic measurement to MDT information to obtain and store MDT information
Schematic diagram；
Fig. 5 is the specific implementation flow schematic diagram of information storage means of the embodiment of the present invention；
Fig. 6 is the data structure diagram that the embodiment of the present invention is used to control coding；
Fig. 7 is chained list node of embodiment of the present invention composed structure schematic diagram；
Fig. 8 is the composed structure schematic diagram of information-storing device of the embodiment of the present invention.
Specific embodiment
In embodiments of the present invention, for the first memory headroom, when checking itself and meeting measuring condition, application is used for
The first memory headroom of MDT information is stored, identifying first memory headroom is the first chained list node, carries out week to MDT information
The measurement of phase property stores MDT information obtained to first memory headroom to obtain MDT information；For the i-th memory sky
Between, when (i-1)-th memory headroom has been expired, mark the state of the (i-1)-th chained list node corresponding to (i-1)-th memory headroom
To have expired, and apply for the i-th memory headroom for storing MDT information, identifying i-th memory headroom is the i-th chained list node, right
MDT information carries out periodic measurement to obtain MDT information, and MDT information obtained is stored to i-th memory headroom；
When the chained list node number i identified reaches pre-set chained list maximum supporting node number, stop the periodicity to MDT information
Measurement；Wherein, the value of the i is the positive integer more than or equal to 2.
With reference to the accompanying drawing and specific embodiment the present invention is further described in more detail.
Embodiment one
Fig. 2 is the implementation process schematic diagram of information storage means of the embodiment of the present invention, as shown in Fig. 2, the embodiment of the present invention
Information storage means include:
Step S101: for the first memory headroom, when checking itself and meeting measuring condition, apply for storing MDT
First memory headroom of information, identifying first memory headroom is the first chained list node, carries out periodic measurement to MDT information
To obtain MDT information, and MDT information obtained is stored to first memory headroom；
Here, before step S101 execution, first according to R12 agreement, in connection (RRC_CONNECTED) state, UE
Receive MDT configuration information；Later, it returns to idle (RRC_IDLE) state to be resident, be examined according to the received MDT configuration information of institute
Survey whether itself meets measuring condition.Further, when UE, which checks itself, meets measuring condition, apply for storing MDT
First memory headroom of information, identifying first memory headroom is the first chained list node, carries out periodic measurement to MDT information
To obtain MDT information, and MDT information obtained is stored to first memory headroom.
It should be noted that since UE may be comprising in addition to MDT information in sending message of the MDT information to network side
Other information (such as RLF information) therefore according to as shown in Figure 3 for storing the memory headroom of MDT information, needs to use
The PDCP maximum PDU data packet size supported is subtracted into the mode of the occupied maximum code fluid space of other information, determine to
The memory headroom for being used to store MDT information of application.In addition, applied memory headroom is labelled by chained list node,
Management in such a way that realization is using chained list to MDT memory.
Specifically, it as shown in figure 4, described carry out periodic measurement to MDT information to obtain MDT information, and will be obtained
MDT information store to first memory headroom, comprising:
Step S1011: after completing once to the periodic measurement of MDT information, MDT information obtained is compiled
Code generates MDT code stream；MDT code stream generated is stored to first memory headroom, and records first memory headroom
LOG item number and current MDT code stream information；
Wherein, the current MDT code stream information includes at least the last position bit bit of code stream；Certainly, described current
MDT code stream information can also include code stream length etc..
Step S1012: after completing the periodic measurement of a MDT information again, MDT information obtained is compiled
Code, generates new MDT code stream；It, will be generated new according to the MDT code stream information recorded in first memory headroom
MDT code stream is stored to first memory headroom, and updates the LOG item number of first memory headroom recorded and current
MDT code stream information；
Specifically, described according to the MDT code stream information recorded in first memory headroom, it will be generated new
MDT code stream is stored to first memory headroom, comprising: according to the ratio that the code stream recorded in first memory headroom is last
Special position stores new MDT code stream generated into first memory headroom after stored MDT code stream.
Step S1013: the rest may be inferred, until first memory headroom has been expired.
Step S102: for the i-th memory headroom, when (i-1)-th memory headroom has been expired, (i-1)-th memory is marked
The state of (i-1)-th chained list node corresponding to space is to have expired, and apply for the i-th memory headroom for storing MDT information, is identified
I-th memory headroom is the i-th chained list node, carries out periodic measurement to MDT information to obtain MDT information, and will be obtained
MDT information store to i-th memory headroom；Wherein, the value of the i is the positive integer more than or equal to 2.
Specifically, when first memory headroom has been expired, the first chained list corresponding to first memory headroom is marked
The state of node is expire, and apply for the second memory headroom for storing MDT information, and mark second memory headroom is the
Two chained list nodes carry out periodic measurement to MDT information to obtain MDT information, and MDT information obtained are stored to described
Second memory headroom；When second memory headroom has been expired, the second chained list section corresponding to second memory headroom is marked
The state of point is to have expired, and apply for the third memory headroom for storing MDT information, and identifying the third memory headroom is third
Chained list node carries out periodic measurement to MDT information to obtain MDT information, and MDT information obtained is stored to described the
Three memory headrooms；The rest may be inferred, completes the storage for the i-th memory headroom.
Step S103: when the chained list node number i identified reaches pre-set chained list maximum supporting node number, stop
To the periodic measurement of MDT information.
In embodiments of the present invention, the method can also include: when receiving MDT information request, into connection status,
The MDT information for reporting corresponding first memory headroom of the chained list gauge outfit to be stored；After reporting successfully, the chained list table is discharged
Corresponding first memory headroom, is identified as chained list gauge outfit for corresponding second memory headroom of the second chained list node.
Specifically, when the lateral UE request MDT information of network, UE enters connection (RRC_CONNECTED) state, directly will
The MDT code stream stored in corresponding first memory headroom of chained list gauge outfit copies corresponding position in the code stream for needing to report, hair to
Give network side；Simultaneously after reporting successfully, corresponding first memory headroom of the chained list gauge outfit is discharged, by the second chained list node
Corresponding second memory headroom is identified as chained list gauge outfit.
In this way, information storage means described in the embodiment of the present invention one in such a way that dynamic applies for memory and chained list management come
MDT information is saved, the memory headroom of UE can be saved, reduces UE cost, and simplifies the side that MDT information is reported to network side
Formula.
Embodiment two
Fig. 5 is the specific implementation flow schematic diagram of information storage means of the embodiment of the present invention, as shown in figure 5, the present invention is real
Applying an information storage means includes:
Step S201: in connection (RRC_CONNECTED) state, UE receives MDT configuration information；
Specifically, UE receives the MDT configuration information Logged Measurement sent by network side
Configuration；The MDT configuration information includes region (such as UTRAN cell column of the list of measurement amount, UE measurement search
Table), the list of measurement amount, record period, record duration, UE ability etc..
Step S202:UE returns to idle (RRC_IDLE) state and is resident, and is detected according to the received MDT configuration information of institute
Whether itself meets measuring condition；
Specifically, UE returns to idle state and is resident, according to measurement amount list in received MDT configuration information and
UE ability etc. detects whether itself meets measuring condition.
Step S203: when UE, which checks itself, meets measuring condition, start the periodic measurement to MDT information；Simultaneously
Apply for the first memory headroom for storing MDT information, and applied first memory headroom be labeled as the first chained list node,
It is denoted as chained list gauge outfit；
Wherein, the selection of the measurement period can be determined according to the record period in MDT configuration information.It is usually described
The value of measurement period is slightly less than or equal to the record period in MDT configuration information.
It here, may be comprising the other information in addition to MDT information in sending message of the MDT information to network side due to UE
(such as RLF information) therefore subtracts the occupied maximum of other information using the maximum PDU data packet size for supporting PDCP
The mode in code stream space determines the memory headroom for being used to store MDT information to be applied.In addition, applied memory is empty
Between be set as the gauge outfit of chained list, MDT memory management is carried out in a manner of through chained list.
Specifically, it is assumed that the maximum PDU data packet that PDCP is supported is Npdcp byte, and the Npdcp is usually agreement rule
Fixed number value；Since MDT information is to send in ueInfoResponse message to network side, therefore according to current R12 agreement institute
Defined uplink ueInfoResponse message structure is all added effective information and is encoded other than MDT information, required
The code stream length wanted is Nother；Furthermore, it is contemplated that some additional informations for being encoded and being generated to MDT information, such as code stream
Upper MDT information indicating bit etc., the code stream length of the additional information are N；Hence, it can be determined that be applied for storage
The value of the memory headroom size M of MDT information is Npdcp-Nother-N.
Step S204: after completing the periodic measurement of a MDT information, encoding MDT information obtained, raw
At MDT code stream；MDT code stream generated is stored to first memory headroom, and is recorded in first memory headroom
LOG item number and current MDT code stream information；At this point, the LOG item number is 1, the MDT code stream information may include that code stream is long
The last position bit bit etc. of degree, code stream.
Here, after completing the periodic measurement of a MDT information, it can use pre-set use as shown in FIG. 6
MDT information obtained encoded in the data structure T_zAsn1_CodecCtrlInfo of control coding.Further
Ground puts MDT code stream storage generated to first memory headroom, can pass through the data structure for controlling coding
Corresponding addressable port records LOG item number and the current MDT code stream information in first memory headroom.
Step S205: after completing the periodic measurement of a MDT information again, MDT information obtained is compiled
Code, generates new MDT code stream；According to the position bit that code stream in MDT code stream information recorded in first memory headroom is last
It sets, the new MDT code stream of generation is stored to being placed on after already present MDT code stream；Meanwhile updating first memory headroom
In the LOG item number that has recorded and current MDT code stream information.
It specifically, can be according to predefined as shown in FIG. 6 for controlling the data structure T_zAsn1_ of coding
CodecCtrlInfo updates LOG item number in the code stream recorded in first memory headroom and current MDT code stream letter
Breath.
Step S206: circulation executes step S205, when first memory headroom has been expired, marks first memory
The state of first chained list node corresponding to space is to have expired, and apply for the second memory headroom for storing MDT information, is identified
Second memory headroom is the second chained list node, can be denoted as chained list node one；Periodic measurement is carried out to MDT information to obtain
MDT information, and MDT information obtained is stored to second memory headroom；
Step S207: circulation executes step S204~S206, until the chained list node number identified reaches pre-set
When chained list maximum supporting node number, stop the periodic measurement to MDT information.
Further, the method can also include: when the lateral UE request MDT information of network, and UE enters connection (RRC_
CONNECTED) state directly copies the MDT code stream stored in corresponding first memory headroom of chained list gauge outfit on needs to
Corresponding position in the code stream of report, is sent to network side；Simultaneously after reporting successfully, discharge in the chained list gauge outfit corresponding first
Space is deposited, corresponding second memory headroom of the second chained list node is identified as chained list gauge outfit, reference can be made to chained list section as shown in Figure 7
Point composed structure schematic diagram.
In this way, information storage means described in the embodiment of the present invention two in such a way that dynamic applies for memory and chained list management come
MDT information is saved, the memory headroom of UE can be saved, reduces UE cost, and simplifies the side that MDT information is reported to network side
Formula.
Embodiment three
Fig. 8 is the composed structure schematic diagram of information-storing device of the embodiment of the present invention, as shown in figure 8, described device includes
Processing module 501 and timing module 502；
The processing module 501, for for the first memory headroom, when checking itself and meeting measuring condition, application
For storing the first memory headroom for minimizing drive test MDT information, identifying first memory headroom is the first chained list node, right
MDT information carries out periodic measurement to obtain MDT information, and MDT information obtained is stored to first memory headroom；
It is also used to for the i-th memory headroom, when (i-1)-th memory headroom has been expired, marks corresponding to (i-1)-th memory headroom
The state of (i-1)-th chained list node is to have expired, and apply for the i-th memory headroom for storing MDT information, identifies i-th memory
Space is the i-th chained list node, carries out periodic measurement to MDT information to obtain MDT information, and MDT information obtained is deposited
It stores up to i-th memory headroom；When the chained list node number i identified reaches pre-set chained list maximum supporting node number,
Stop the periodic measurement to MDT information；Wherein, the value of the i is the positive integer more than or equal to 2；
The timing module 502, for when checking itself and meeting measuring condition, to the measurement period of MDT information into
Row timing.
In one embodiment, as shown in figure 8, described device further includes receiving module 503 and detection module 504；
The receiving module 503, for receiving MDT configuration information in connection status；
The detection module 504, is resident for returning to idle state, is detected according to the received MDT configuration information of institute
Whether itself meets measuring condition.
In one embodiment, the processing module 501 is used to carry out periodic measurement to MDT information to obtain MDT information,
And MDT information obtained is stored to first memory headroom, comprising: when completion once surveys the periodicity of MDT information
After amount, MDT information obtained is encoded, generates MDT code stream；MDT code stream generated is stored in described first
Deposit space, and record first memory headroom LOG item number and current MDT code stream information；Believe when completing a MDT again
After the periodic measurement of breath, MDT information obtained is encoded, generates new MDT code stream；It is empty according to first memory
Between in the MDT code stream information that has recorded, new MDT code stream generated is stored to first memory headroom, and is updated
The LOG item number of first memory headroom of record and current MDT code stream information；The rest may be inferred, until first memory
Until space has been expired.
In one embodiment, the current MDT code stream information includes the last bit position of code stream；
Correspondingly, the processing module 501 is used for according to the MDT code stream information recorded in first memory headroom,
New MDT code stream generated is stored to first memory headroom, comprising: recorded according in first memory headroom
The last bit position of code stream, new MDT code stream generated is stored into the stored MDT into first memory headroom
After code stream.
In one embodiment, as shown in figure 8, first chained list node is chained list gauge outfit；Described device further includes reporting
Module 505；
The reporting module 505, for into connection status, reporting the chained list gauge outfit when receiving MDT information request
The MDT information that corresponding first memory headroom is stored；
The processing module 501 is also used to that it is corresponding to discharge the chained list gauge outfit after reporting module reports successfully
Corresponding second memory headroom of second chained list node is identified as chained list gauge outfit by the first memory headroom.
Each module in the information-storing device provided in the embodiment of the present invention can be by belonging to information-storing device
Processor in equipment is realized, can also be realized by specific logic circuit；For example, in practical applications, it can be by being located at section
Central processing unit (CPU), microprocessor (MPU), digital signal processor (DSP) or the scene of point intersection search device can compile
Journey gate array (FPGA) etc. is realized.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.
Claims (10)
1. a kind of information storage means, which is characterized in that the described method includes:
For the first memory headroom, when checking itself and meeting measuring condition, application minimizes drive test MDT information for storing
The first memory headroom, identifying first memory headroom is the first chained list node, carries out periodic measurement to MDT information to obtain
MDT information is obtained, and MDT information obtained is stored to first memory headroom；Wherein, the maximum supported by PDCP
The mode that PDU data packet size subtracts maximum code fluid space occupied by the information in addition to MDT information determines first memory
Space；
For the i-th memory headroom, when the (i-1)-th memory headroom has been expired, mark (i-1)-th corresponding to (i-1)-th memory headroom
The state of chained list node is to have expired, and apply for the i-th memory headroom for storing MDT information, identifies i-th memory headroom and is
I-th chained list node carries out periodic measurement to MDT information to obtain MDT information, and MDT information obtained is stored to institute
State the i-th memory headroom；
When the chained list node number i identified reaches pre-set chained list maximum supporting node number, stop the week to MDT information
The measurement of phase property；
Wherein, the value of the i is the positive integer more than or equal to 2.
2. the method according to claim 1, wherein the method also includes:
In connection status, MDT configuration information is received；Later, it returns to idle state to be resident, be matched according to the received MDT of institute
Set whether infomation detection itself meets measuring condition.
3. the method according to claim 1, wherein described carry out periodic measurement to MDT information to obtain MDT
Information, and MDT information obtained is stored to first memory headroom, comprising:
After completing once to the periodic measurement of MDT information, MDT information obtained is encoded, generates MDT code stream；
MDT code stream generated is stored to first memory headroom, and records the LOG item number of first memory headroom and current
MDT code stream information；
After completing the periodic measurement of a MDT information again, MDT information obtained is encoded, new MDT is generated
Code stream；According to the MDT code stream information recorded in first memory headroom, new MDT code stream generated is stored to institute
State the first memory headroom, and update first memory headroom recorded LOG item number and current MDT code stream information；
The rest may be inferred, until first memory headroom has been expired.
4. according to the method described in claim 3, it is characterized in that, the current MDT code stream information includes that code stream is last
Bit position；
Correspondingly, described according to the MDT code stream information recorded in first memory headroom, by new MDT code generated
Stream is stored to first memory headroom, comprising:
According to the bit position that the code stream recorded in first memory headroom is last, new MDT code stream generated is deposited
Storage is into first memory headroom after stored MDT code stream.
5. method according to any one of claims 1 to 4, which is characterized in that first chained list node is chained list gauge outfit；
The method also includes:
When receiving MDT information request, into connection status, corresponding first memory headroom of the chained list gauge outfit is reported to be stored
MDT information；
After reporting successfully, corresponding first memory headroom of the chained list gauge outfit is discharged, by the second chained list node corresponding second
Memory headroom is identified as chained list gauge outfit.
6. a kind of information-storing device, which is characterized in that described device includes processing module and timing module；
The processing module when checking itself and meeting measuring condition, is applied for storing for for the first memory headroom
The first memory headroom of drive test MDT information is minimized, identifying first memory headroom is the first chained list node, to MDT information
Periodic measurement is carried out to obtain MDT information, and MDT information obtained is stored to first memory headroom；Wherein, lead to
The maximum PDU data packet size for crossing PDCP support subtracts the mode of maximum code fluid space occupied by information in addition to MDT information
Determine first memory headroom；It is also used to for the i-th memory headroom, when the (i-1)-th memory headroom has been expired, label described i-th-
The state of (i-1)-th chained list node corresponding to 1 memory headroom is to have expired, and apply for that the i-th memory for storing MDT information is empty
Between, identifying i-th memory headroom is the i-th chained list node, carries out periodic measurement to MDT information to obtain MDT information, and will
MDT information obtained is stored to i-th memory headroom；When the chained list node number i identified reaches pre-set chained list
When maximum supporting node number, stop the periodic measurement to MDT information；Wherein, the value of the i is just whole more than or equal to 2
Number；
The timing module, for carrying out timing to the measurement period of MDT information when checking itself and meeting measuring condition.
7. device according to claim 6, which is characterized in that described device further include: receiving module and detection module；
The receiving module, for receiving MDT configuration information in connection status；
The detection module is resident for returning to idle state, whether detects itself according to the received MDT configuration information of institute
Meet measuring condition.
8. device according to claim 6, which is characterized in that the processing module is used to carry out periodically MDT information
Measurement stores MDT information obtained to first memory headroom to obtain MDT information, comprising: primary right when completing
After the periodic measurement of MDT information, MDT information obtained is encoded, generates MDT code stream；By MDT code stream generated
Store to first memory headroom, and record first memory headroom LOG item number and current MDT code stream information；When
After the periodic measurement for completing a MDT information again, MDT information obtained is encoded, new MDT code stream is generated；
According to the MDT code stream information recorded in first memory headroom, new MDT code stream generated is stored to described first
Memory headroom, and update the LOG item number of first memory headroom recorded and current MDT code stream information；The rest may be inferred,
Until first memory headroom has been expired.
9. device according to claim 8, which is characterized in that the current MDT code stream information includes that code stream is last
Bit position；
Correspondingly, the processing module is used to be generated according to the MDT code stream information recorded in first memory headroom
New MDT code stream store to first memory headroom, comprising: most according to the code stream recorded in first memory headroom
Bit position afterwards, by new MDT code stream generated store into first memory headroom stored MDT code stream it
Afterwards.
10. according to the described in any item devices of claim 6 to 9, which is characterized in that first chained list node is chained list table
Head；Described device further includes reporting module；
The reporting module, for into connection status, reporting the chained list gauge outfit corresponding when receiving MDT information request
The MDT information that first memory headroom is stored；
The processing module is also used to after the reporting module reports successfully, is discharged in the chained list gauge outfit corresponding first
Space is deposited, corresponding second memory headroom of the second chained list node is identified as chained list gauge outfit.
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| CN102845093A (en) * | 2010-02-12 | 2012-12-26 | 捷讯研究有限公司 | Methods and apparatus to perform measurements |
| CN102860063A (en) * | 2010-02-12 | 2013-01-02 | 捷讯研究有限公司 | Methods and apparatus to perform measurements |
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| CN101221536B (en) * | 2008-01-25 | 2010-06-16 | 中兴通讯股份有限公司 | Internal memory managing method and device of embedded system |
| US9389997B2 (en) * | 2013-04-24 | 2016-07-12 | International Business Machines Corporation | Heap management using dynamic memory allocation |
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| CN102860063A (en) * | 2010-02-12 | 2013-01-02 | 捷讯研究有限公司 | Methods and apparatus to perform measurements |
| WO2012047070A3 (en) * | 2010-10-08 | 2012-06-14 | Pantech Co., Ltd. | Method for obtaining information in wireless coommunication system and apparatus thereof using mdt |
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