CN103326804A - Method and device for indicating and acquiring transmission time interval (TTI) type - Google Patents
Method and device for indicating and acquiring transmission time interval (TTI) type Download PDFInfo
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- CN103326804A CN103326804A CN2012100729205A CN201210072920A CN103326804A CN 103326804 A CN103326804 A CN 103326804A CN 2012100729205 A CN2012100729205 A CN 2012100729205A CN 201210072920 A CN201210072920 A CN 201210072920A CN 103326804 A CN103326804 A CN 103326804A
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Abstract
The invention relates to a method and device for indicating and acquiring a transmission time interval (TTI) type. The method comprises receiving leading sent by user equipment, detecting the sending accessing time slot serial number of the leading or the scrambling code of the leading, acquiring the TTI type corresponding to the accessing time slot serial number according to the corresponding relation of the accessing time slot serial number and the TTI type, or acquiring the TTI type corresponding to the scrambling code according to the corresponding relation of the scrambling code and the TTI type, and the TTI type is the TTI type selected by the user equipment.
Description
Technical field
The present invention relates to communication technique field, especially relate to a kind of indication and acquisition methods and device of Transmission Time Interval TTI type.
Background technology
3GPP (3rd Generation Partnership Project, 3rd Generation Partnership Project) WCDMA (Wideband Code Division Multiple Access in, Wideband Code Division Multiple Access (WCDMA)) introduced the characteristic that strengthens uplink in the technology, namely allow subscriber equipment (User Equipment, UE) under Cell-Fach state or Idle state, can obtain to strengthen dedicated channel (Enhanced Dedicated Channel by the random access that strengthens, E-DCH) resource replaces the Random Access Channel (Random Access Channel) in the R99 version to realize uplink, to reduce the uplink time delay of subscriber equipment, improve simultaneously uplink transmission rate.
At present, the Transmission Time Interval of the E-DCH uplink of the UE under Cell-Fach and Idle state (Transmission Time Interval, TTI) type comprises 2ms TTI type and 10ms TTI type, and E-DCH adopts respectively the Transmission Time Interval of 2ms and 10ms to carry out uplink.This TTI type is selected by user equipment (UE), a kind of TTI type of each residential quarter meeting fixed configurations, and the UE under Cell-Fach state or the Idle state is when initiating to strengthen the uplink access, and its E-DCH transmits the TTI type of employing cell configuration.UE is according to carrying out the selection of TTI such as measurement result, leading transmitting power and the high-rise parameter that configures.The leading signing messages that sends when the initiation uplink accesses for UE is simultaneously divided, and wherein a part of signing messages is used for selecting UE selection and the transmission of 2ms TTI, and a part of signing messages is used for selecting the UE of 10ms TTI to select and transmission.The TTI type of UE request E-DCH resource is known in the base station according to the leading signing messages that detects.
Select in order to support UE to carry out TTI, need to carry two signing messages in the HS-SCCH order, respectively corresponding selection 2ms TTI and selection 10ms TTI.The result that UE selects according to TTI selects a transmission leading in these two signing messages, and base station BS is known the selected TTI type of UE according to the leading signing messages that detects simultaneously.
Owing under the Cell-Fach state, can be used for indicating the bit number of control information mostly to be 8 most in the HS-SCCH order, and total number of the signing messages before the R11 version is 16, if indicate two signing messages, then need at least two signing messages of 8 bit number indications, in the R11 version, introduce the scrambler of another one PRACH, the sum of signing messages then increases to 32 so, then needs at least 10 bit numbers to indicate two signing messages.Therefore, present HS-SCCH order needs the more bit number support of expansion to indicate signing messages, introduces more complexity.
Summary of the invention
The embodiment of the invention discloses a kind of indication and acquisition methods and device of Transmission Time Interval TTI type, easy to realize, obtain the type of user device transmissions time interval TTI accurately.
In first aspect, the embodiment of the invention provides a kind of acquisition methods of Transmission Time Interval TTI type, and described method comprises: reception is leading by the subscriber equipment transmission;
Detect described leading transmission access slot numbering, or described leading scrambling scrambler;
Corresponding relation according between described access slot numbering and the TTI type obtains described access slot and numbers corresponding TTI type; Or according to the corresponding relation between described scrambler and the TTI type, obtain the corresponding TTI type of described scrambler, described TTI type is the selected TTI type of described subscriber equipment.
In second aspect, the embodiment of the invention provides a kind of indicating means of Transmission Time Interval TTI type, and described method comprises:
Select leading transmission access slot, or select described leading scrambling scrambler;
Send at selected access slot that this is leading; Wherein, selected leading transmission access slot numbering is corresponding with selected TTI type; Or described leading scrambling scrambler is corresponding with selected TTI type.
In the third aspect, the embodiment of the invention provides a kind of deriving means of Transmission Time Interval TTI type, and described device comprises: receiving element, be used for to receive by subscriber equipment send leading;
Detecting unit, for detection of described leading transmission access slot numbering, or described leading scrambling scrambler;
Performance element is used for obtaining described access slot and numbering corresponding TTI type according to the corresponding relation between described access slot numbering and the TTI type; Or according to the corresponding relation between described scrambler and the TTI type, obtain the corresponding TTI type of described scrambler, described TTI type is the selected TTI type of described subscriber equipment.
In fourth aspect, the embodiment of the invention provides a kind of indicating device of Transmission Time Interval TTI type, and described device comprises:
Performance element is used for selecting leading transmission access slot, or selects described leading scrambling scrambler;
Transmitting element, leading for send this at selected access slot; Wherein, selected leading transmission access slot numbering is corresponding with selected TTI type; Or described leading scrambling scrambler is corresponding with selected TTI type.
By using acquisition methods and the device of the Transmission Time Interval TTI type that the embodiment of the invention provides, can realize using a signing messages to indicate the type of different Transmission Time Interval TTI, be easy to realize the type of quick search Transmission Time Interval TTI, also improved the utilance of signing messages simultaneously.
Description of drawings
Fig. 1 is the acquisition methods flow chart of the disclosed Transmission Time Interval TTI of embodiment of the invention type;
Fig. 2 is the particular flow sheet of the acquisition methods of the disclosed employing access slot of embodiment of the invention numbering Transmission Time Interval TTI type;
Fig. 3 is the disclosed coded system figure of the embodiment of the invention;
Fig. 4 is the particular flow sheet of the acquisition methods of the disclosed employing scrambler of embodiment of the invention mode Transmission Time Interval TTI type;
Fig. 5 is the indicating means flow chart of the disclosed Transmission Time Interval TTI of embodiment of the invention type;
Fig. 6 is the deriving means figure of the disclosed Transmission Time Interval TTI of embodiment of the invention type;
Fig. 7 is the indicating device figure of the disclosed Transmission Time Interval TTI of embodiment of the invention type.
Embodiment
For the technical scheme that makes the embodiment of the invention and advantage express clearer, below by drawings and Examples, technical scheme of the present invention is described in further detail.
Fig. 1 is the acquisition methods flow chart of the disclosed Transmission Time Interval TTI of embodiment of the invention type; As shown in Figure 1, subscriber equipment (User Equipment at first, UE) to cell base station (Base Station, BS) send leading (preamble), after leading transmission access slot numbering or scrambler are detected in the base station, number according to access slot, or the corresponding relation between scrambler and the TTI type, know the time interval (the Transmission Time Interval of subscriber equipment selection uplink, TTI) type, the method that realizes query transmission time interval TTI needs following steps, specifically comprises:
Particularly, at first subscriber equipment (User Equipment, UE) sends leading (preamble) to cell base station (Base Station, BS).
Particularly, described leading transmission access slot numbering is detected after receiving leading that subscriber equipment sends in the base station, or described leading scrambling scrambler.Described access slot numbering, or scrambler be subscriber equipment send to the base station leading before, selected by subscriber equipment.
Particularly, the base station obtains the leading access slot numbering that comprises, or behind the scrambler, number according to access slot, or the corresponding relation between one or more and the TTI type of scrambler, obtain the selected TTI type of subscriber equipment, in embodiments of the present invention, the TTI type of described uplink comprises 2ms TTI type and 10msTTI type.
Because subscriber equipment is in leading middle configuration access slot numbering, or before the scrambler, the pre-set access slot numbering in subscriber equipment and base station, or the corresponding relation of scrambler and TTI type, therefore, the access slot numbering, or there is one to one relation in the type of one or more and TTI in the scrambler, according to the description of step 120, by obtaining the access slot numbering, or the corresponding relation of scrambler and TTI type, thereby know the selected TTI type of subscriber equipment.
The below is as an example of Fig. 2 example and describe the method for the disclosed query transmission of embodiment of the invention time interval TTI in detail in conjunction with Fig. 3, and Fig. 2 is the particular flow sheet of the acquisition methods of the disclosed employing access slot of embodiment of the invention numbering Transmission Time Interval TTI type; Fig. 3 is the disclosed coded system figure of the embodiment of the invention;
As shown in Figure 2, at first subscriber equipment (User Equipment, UE) sends leading (preamble) to cell base station (Base Station, BS), and leading an access slot transmission, each access slot has a numbering.The base station is when reception is leading, obtain described leading transmission access slot numbering, according to the corresponding relation of access slot numbering with TTI, know the time interval (the Transmission Time Interval of subscriber equipment selection uplink with this, TTI) type, the method that realizes query transmission time interval TTI needs following steps, specifically comprises:
Particularly, at first subscriber equipment (User Equipment, UE) sends leading (preamble) to cell base station (Base Station, BS), and subscriber equipment is selected the access slot numbering, sends in this access slot leading.
The access slot numbering of step 220, the described leading transmission of detection;
Particularly, described leading transmission access slot numbering is detected after receiving leading that subscriber equipment sends in the base station, described access slot numbering be subscriber equipment send to the base station leading before, selected by subscriber equipment.
Particularly, after the access slot numbering of described leading transmission is detected in the base station, corresponding relation between the TTI type of inquiry access slot numbering and subscriber equipment selection uplink, in embodiments of the present invention, the TTI type of described uplink comprises 2msTTI type and 10msTTI type.
As shown in Figure 3, uplink is divided into different access slots according to the time, and each access slot all has a numbering (0-14), and take two radio frames as unit, access slot circulates from 0-14.0 numbering of uplink and downlink transfer is τ in the time deviation of the original position of access slot
P-aFor example, when the base station detect in the access slot of uplink numbering 6 leading, then at τ
P-aThe access slot of downlink transfer afterwards numbering 6 is replied by AICH access slot s.Therefore, the base station just can be definite the access slot numbering of knowing detected leading transmission, different TTI types is indicated by the difference that the access slot of leading transmission is encoded in the base station, according to the corresponding relation of the leading access slot numbering that detects with the TTI type, know the selected TTI type of subscriber equipment.For example, make the number table of odd number access slot be shown 2ms TTI type, the numbering of even number access slot represents 10ms TTI type; Make the number table of odd number access slot be shown 10ms TTI type, the numbering of even number access slot represents 2ms TTI type;
Perhaps make the numbering that is numbered front No. 8 (0-7 number) access slots represent 2ms TTI type, the numbering that is numbered rear No. 7 (8-14 number) access slots represents 10ms TTI type; The numbering that order is numbered front No. 8 (0-7 number) access slots represents 10ms TTI type, and the numbering that is numbered rear No. 7 (8-14 number) access slots represents 2ms TTI type.
Need to prove, in step 240 only with the formal specification of giving an example by adopting odd number/even number and making the method for access slot numbering, know the selected TTI type of subscriber equipment, in actual applications, also can know the TTI type by other any access slot numberings.
Particularly, because subscriber equipment is when leading middle configuration access slot numbering operation, the difference of the access slot numbering with it type of corresponding TTI is not identical yet, therefore, there is one to one relation in the access slot numbering with the type of TTI, according to the description of step 230, by the corresponding relation of described numbering and TTI foundation, thereby know the selected TTI type of subscriber equipment.
The below describes the method for the disclosed query transmission of embodiment of the invention time interval TTI in detail as an example of Fig. 4 example, Fig. 4 is the particular flow sheet of the acquisition methods of the disclosed employing scrambler of embodiment of the invention mode Transmission Time Interval TTI type;
As shown in Figure 4, subscriber equipment (User Equipment at first, UE) to cell base station (Base Station, BS) send leading (preamble) information, carry out scrambling operation to leading, the base station obtains described leading scrambling scrambler, corresponding relation according to scrambler and TTI, at last, the base station is known the type in the time interval (Transmission Time Interval, TTI) of subscriber equipment selection uplink by detecting this corresponding relation with this, the method that realizes query transmission time interval TTI needs following steps, specifically comprises:
Particularly, at first subscriber equipment (User Equipment, UE) sends leading (preamble) to cell base station (Base Station, BS), subscriber equipment carries out the scrambling operation to leading by scrambler, sends in an access slot leading.
Particularly, after the base station receives leading that subscriber equipment sends, carry out corresponding descrambling operation to leading, detect described leading scrambling scrambler, described scrambler be subscriber equipment send to the base station leading before, selected by subscriber equipment.
Particularly, corresponding descrambling operation is carried out to leading in the base station, after detecting described leading scrambling scrambler, corresponding relation between the TTI type of inquiry scrambler and subscriber equipment selection uplink, in embodiments of the present invention, the TTI type of described uplink comprises 2msTTI type and 10msTTI type.
Before the subscriber equipment transmission is leading, the corresponding relation of the pre-set scrambler in subscriber equipment and base station and TTI type, the base station is by carrying out descrambling operation to scrambler, and the corresponding relation of inquiry scrambler and TTI type is known the selected TTI type of subscriber equipment.For example, be expressed as 2ms TTI type when adopting scrambler 1 scrambling, represent 10ms TTI type when adopting scrambler 2 scrambling; Be expressed as 10ms TTI type when perhaps adopting scrambler 1 scrambling, represent 2ms TTI type when adopting scrambler 2 scrambling.
Particularly, because when subscriber equipment carries out the scrambling operation, the type of the TTI of corresponding selection is not identical yet with it according to the scrambler difference of scrambling, therefore, there is one to one relation in the type of scrambler and TTI, according to the description of step 430, by the corresponding relation of described scrambler and TTI, thereby know the selected TTI type of subscriber equipment.
Need to prove, in embodiments of the present invention, also can detect leading transmission access slot numbering and the compound mode of scrambling scrambler, inquire about the corresponding relation between this compound mode and the TTI type, know the type of subscriber equipment selection TTI with this.
Also can be by signing messages of the prior art and access slot numbering, or signing messages and scrambler, compound mode, inquire about the corresponding relation between this compound mode and the TTI type, know the type of subscriber equipment selection TTI with this.
For the technical scheme that makes the embodiment of the invention and advantage express clearer, below by drawings and Examples, technical scheme of the present invention is described in further detail.
Fig. 5 is the indicating means flow chart of the disclosed Transmission Time Interval TTI of embodiment of the invention type;
As shown in Figure 5, subscriber equipment (User Equipment at first, UE) to cell base station (Base Station, BS) send leading (preamble), subscriber equipment is selected leading transmission access slot, or after selecting leading scrambling scrambler, send at selected access slot that this is leading; Wherein, selected leading transmission access slot numbering, or in the scrambler one or more are corresponding with selected TTI type.
Described leading transmission access slot numbering is detected in the base station, or behind the scrambling scrambler, number according to access slot, or the corresponding relation of one or more and TTI in the scrambling scrambler, know the time interval (the Transmission Time Interval of subscriber equipment selection uplink, TTI) type realizes that the method for indication Transmission Time Interval TTI needs following steps, specifically comprises:
Particularly, at first subscriber equipment (User Equipment, UE) is selected leading transmission access slot, or selects described leading scrambling scrambler, the access slot of described selection numbering, or one or more of scrambling scrambler are corresponding with subscriber equipment selection TTI type.
Particularly, subscriber equipment is by selected leading transmission access slot, or select described leading scrambling scrambler, sending at the access slot of selecting should be leading, and then the base station receives that this is leading, numbers thereby detect described leading transmission access slot, or described leading scrambling scrambler, according to access slot numbering, or the corresponding relation between one or more the TTI types selected with subscriber equipment in the scrambler, the TTI type of subscriber equipment selection obtained.
In embodiments of the present invention, when subscriber equipment adopts 1 pair of described leading scrambling of scrambler, be expressed as a TTI type/the 2nd TTI type, when adopting 2 pairs of described leading scramblings of scrambler, be expressed as Equations of The Second Kind TTI type/TTI type.
Perhaps adopt the number table with described odd number access slot to be shown a TTI type/the 2nd TTI type, the number table of described even number access slot is shown the 2nd TTI type/TTI type;
The described number table that is numbered front No. 8 access slots is shown a TTI type/the 2nd TTI type, the described number table that is numbered rear No. 7 access slots is shown the 2nd TTI type/TTI type.
Described leading transmission access slot numbering is detected after receiving leading that subscriber equipment sends in the base station, or described leading scrambling scrambler, and in embodiments of the present invention, subscriber equipment is in leading middle selection access slot numbering, or one or more combinations of scrambler.
The leading access slot numbering that comprises is detected in the base station, or behind the scrambler, number according to access slot, or the corresponding relation between scrambler and the TTI type, obtain the selected TTI type of subscriber equipment, in embodiments of the present invention, the TTI type of described uplink comprises 2msTTI type and 10msTTI type.
Correspondingly, Fig. 6 is the deriving means of the disclosed Transmission Time Interval TTI of embodiment of the invention type; As shown in Figure 7, the deriving means of described Transmission Time Interval TTI type comprises: receiving element 610, detecting unit 620 and performance element 630.
In the device receiving element 610 be used for receiving by subscriber equipment send leading; Detecting unit 620, for detection of described leading transmission access slot numbering, or described leading scrambling scrambler; Performance element 630, the corresponding relation according between described access slot numbering and the TTI type obtains described access slot and numbers corresponding TTI type; Or according to the corresponding relation between described scrambler and the TTI type, obtain the corresponding TTI type of described scrambler, described TTI type is the selected TTI type of described subscriber equipment
Wherein, performance element 630 concrete being used for is shown a TTI type/the 2nd TTI type with the number table of described odd number access slot, and the number table of described even number access slot is shown the 2nd TTI type/TTI type.
In embodiments of the present invention, described TTI type is specially: a TTI type is 2ms; The 2nd TTI Class1 0ms.
Correspondingly, Fig. 7 is the indicating device of the disclosed Transmission Time Interval TTI of embodiment of the invention type; As shown in Figure 7, the indicating device of described Transmission Time Interval TTI type comprises: performance element 710 and transmitting element 720.
Performance element 710 is used for selecting leading transmission access slot in the device, or selects described leading scrambling scrambler; Transmitting element 720 is leading for send this at selected access slot; Wherein, selected leading transmission access slot numbering is corresponding with selected TTI type; Or described leading scrambling scrambler is corresponding with selected TTI type.
Wherein, performance element 710 also concrete being used for the number table of described odd number access slot is shown a TTI type/the 2nd TTI type, the number table of described even number access slot is shown the 2nd TTI type/TTI type;
When performance element 710 also specifically is used for adopting 1 pair of described leading scrambling of scrambler, be expressed as a TTI type/the 2nd TTI type, when adopting 2 pairs of described leading scramblings of scrambler, be expressed as Equations of The Second Kind TTI type/TTI type.
In embodiments of the present invention, described TTI type is specially: a TTI type is 2ms; The 2nd TTI Class1 0ms.
By using acquisition methods and the device of the Transmission Time Interval TTI type that the embodiment of the invention provides, can realize using a signing messages to indicate the type of different Transmission Time Interval TTI, be easy to realize the type of quick search Transmission Time Interval TTI, also improved the utilance of signing messages simultaneously.
The professional should further recognize, unit and the algorithm steps of each example of describing in conjunction with embodiment disclosed herein, can realize with electronic hardware, computer software or the combination of the two, for the interchangeability of hardware and software clearly is described, composition and the step of each example described in general manner according to function in the above description.These functions are carried out with hardware or software mode actually, depend on application-specific and the design constraint of technical scheme.The professional and technical personnel can specifically should be used for realizing described function with distinct methods to each, but this realization should not thought and exceeds scope of the present invention.
The method of describing in conjunction with embodiment disclosed herein or the step of algorithm can use the software module of hardware, processor execution, and perhaps the combination of the two is implemented.Software module can place the storage medium of any other form known in random asccess memory (RAM), internal memory, read-only memory (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or the technical field.
Above-described embodiment; purpose of the present invention, technical scheme and beneficial effect are further described; institute is understood that; the above only is the specific embodiment of the present invention; the protection range that is not intended to limit the present invention; within the spirit and principles in the present invention all, any modification of making, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (16)
1. the acquisition methods of a Transmission Time Interval TTI type is characterized in that, described method comprises:
Reception is leading by the subscriber equipment transmission;
Detect described leading transmission access slot numbering, or described leading scrambling scrambler;
Corresponding relation according between described access slot numbering and the TTI type obtains described access slot and numbers corresponding TTI type; Or according to the corresponding relation between described scrambler and the TTI type, obtain the corresponding TTI type of described scrambler, described TTI type is the selected TTI type of described subscriber equipment.
2. the acquisition methods of Transmission Time Interval TTI type according to claim 1 is characterized in that, and is described according to the corresponding relation between described access slot numbering and the TTI type, obtains described access slot and numbers corresponding TTI type and be specially:
The number table of described odd number access slot is shown a TTI type/the 2nd TTI type, the number table of described even number access slot is shown the 2nd TTI type/TTI type.
3. the acquisition methods of Transmission Time Interval TTI type according to claim 1 is characterized in that, and is described according to the corresponding relation between described scrambler and the TTI type, obtains the corresponding TTI type of described scrambler and is specially:
When described leading employing scrambler 1 scrambling, be expressed as a TTI type/the 2nd TTI type, when described leading employing scrambler 2 scrambling, be expressed as Equations of The Second Kind TTI type/TTI type.
4. the acquisition methods of Transmission Time Interval TTI type according to claim 1 is characterized in that, described TTI type is specially: a TTI type is 2ms; The 2nd TTI Class1 0ms.
5. the indicating means of a Transmission Time Interval TTI type is characterized in that, described method comprises:
Select leading transmission access slot, or select described leading scrambling scrambler;
Send at selected access slot that this is leading; Wherein, selected leading transmission access slot numbering is corresponding with selected TTI type; Or described leading scrambling scrambler is corresponding with selected TTI type.
6. the indicating means of Transmission Time Interval TTI type according to claim 5 is characterized in that, the described leading transmission access slot of described selection is specially:
The number table of described odd number access slot is shown a TTI type/the 2nd TTI type, the number table of described even number access slot is shown the 2nd TTI type/TTI type.
7. the indicating means of Transmission Time Interval TTI type according to claim 5 is characterized in that, the described leading scrambling scrambler of described selection is specially:
When adopting 1 pair of described leading scrambling of scrambler, be expressed as a TTI type/the 2nd TTI type, when adopting 2 pairs of described leading scramblings of scrambler, be expressed as Equations of The Second Kind TTI type/TTI type.
8. the indicating means of Transmission Time Interval TTI type according to claim 5 is characterized in that, described TTI type is specially: a TTI type is 2ms; The 2nd TTI Class1 0ms.
9. the deriving means of a Transmission Time Interval TTI type is characterized in that, described device comprises:
Receiving element, be used for to receive by subscriber equipment send leading;
Detecting unit, for detection of described leading transmission access slot numbering, or described leading scrambling scrambler;
Performance element is used for obtaining described access slot and numbering corresponding TTI type according to the corresponding relation between described access slot numbering and the TTI type; Or according to the corresponding relation between described scrambler and the TTI type, obtain the corresponding TTI type of described scrambler, described TTI type is the selected TTI type of described subscriber equipment.
10. the deriving means of Transmission Time Interval TTI type according to claim 9 is characterized in that, described performance element specifically is used for:
The number table of described odd number access slot is shown a TTI type/the 2nd TTI type, the number table of described even number access slot is shown the 2nd TTI type/TTI type.
11. the deriving means of Transmission Time Interval TTI type according to claim 9 is characterized in that, described performance element also specifically is used for:
When described leading employing scrambler 1 scrambling, be expressed as a TTI type/the 2nd TTI type, when described leading employing scrambler 2 scrambling, be expressed as Equations of The Second Kind TTI type/TTI type.
12. the deriving means of Transmission Time Interval TTI type according to claim 9 is characterized in that, described TTI type is specially: a TTI type is 2ms; The 2nd TTI Class1 0ms.
13. the indicating device of a Transmission Time Interval TTI type is characterized in that, described device comprises:
Performance element is used for selecting leading transmission access slot, or selects described leading scrambling scrambler;
Transmitting element, leading for send this at selected access slot; Wherein, selected leading transmission access slot numbering is corresponding with selected TTI type; Or described leading scrambling scrambler is corresponding with selected TTI type.
14. the indicating device of Transmission Time Interval TTI type according to claim 13 is characterized in that, described performance element also specifically is used for:
The number table of described odd number access slot is shown a TTI type/the 2nd TTI type, the number table of described even number access slot is shown the 2nd TTI type/TTI type.
15. the indicating device of Transmission Time Interval TTI type according to claim 13 is characterized in that, describedly specifically is used for according to described performance element:
When adopting 1 pair of described leading scrambling of scrambler, be expressed as a TTI type/the 2nd TTI type, when adopting 2 pairs of described leading scramblings of scrambler, be expressed as Equations of The Second Kind TTI type/TTI type.
16. the indicating device of Transmission Time Interval TTI type according to claim 13 is characterized in that, described TTI type is specially: a TTI type is 2ms; The 2nd TTI Class1 0ms.
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