CN104009827A - Transmission method for UE special-purpose demodulation reference signal and devices - Google Patents
Transmission method for UE special-purpose demodulation reference signal and devices Download PDFInfo
- Publication number
- CN104009827A CN104009827A CN201310057198.2A CN201310057198A CN104009827A CN 104009827 A CN104009827 A CN 104009827A CN 201310057198 A CN201310057198 A CN 201310057198A CN 104009827 A CN104009827 A CN 104009827A
- Authority
- CN
- China
- Prior art keywords
- reference signal
- demodulated reference
- sub frame
- descending sub
- specific demodulated
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
Abstract
The invention discloses a transmission method for UE special-purpose demodulation reference signals (DM-RSs) and devices. The method includes the following steps: according to a UE special-purpose DM-RS resource mapping method corresponding to a kind of TDD special subframe configuration, time frequency resources used for transmitting UE special-purpose DM-RSs is determined in a downlink subframe, wherein the downlink subframe is a downlink subframe excepting a special subframe in a TDD system or a downlink subframe in an FDD system; overlapping between the time frequency resources which are determined by the UE special-purpose DM-RS resource mapping method corresponding to the TDD special subframe and used for transmitting the UE special-purpose DM-RSs in the downlink subframe and time frequency resources used for transmitting synchronous signals does not exist; and the UE special-purpose DM-RSs are sent to the UE on the time frequency resources determined in the downlink subframe. The technical scheme is applied to an NCT and is applicable to a downlink subframe 6 in TDD uplink/downlink configuration of 10ms uplink and downlink switching points so that the resource utilization rate on the NCT is improved.
Description
Technical field
The present invention relates to communication technical field, relate in particular to a kind of transmission method and equipment of user equipment specific demodulated reference signal.
Background technology
In order further to improve resource utilization ratio, Long Term Evolution strengthens (LTE-A, Long Term Evolution-Advance) system version-11(Release11, Rel-11) determine and introduce new carrier type (New Carrier Type, NCT).On NCT, there is not tradition (legacy) control area, Physical Downlink Shared Channel (Physical Downlink Shared Channel, PDSCH) with the transmission of enhancing Physical Downlink Control Channel (Enhanced Physical Downlink Control Channel, E-PDCCH) frequency division multiplexing.PDSCH on NCT and E-PDCCH can be in a descending sub frame all OFDMs (Orthogonal Frequency Division Multiplexing, OFDM) symbol, an and time division duplex (Time Division Duplex, TDD) on all OFDM symbols that in special subframe, descending pilot frequency time slot (Downlink Point Time Slot, DwPTS) comprises, transmit.
On NCT, the transmission of synchronizing signal continue to use before regulation in LTE-A system version.At frequency domain, master sync signal (Primary Synchronized Signal,, PSS) and auxiliary synchronous signals (Secondary Synchronization Signal,, SSS) be only mapped on 72 subcarriers in the middle of bandwidth.In time domain, for Frequency Division Duplexing (FDD) (Frequency Division Duplex, FDD) system, PSS is mapped to first time slot that time slot 0(is subframe 0) and time slot 10(be first time slot of subframe 5) last OFDM symbol on, SSS is mapped on the penultimate OFDM symbol of time slot 0 and time slot 10; For TDD system, PSS is mapped on the 3rd OFDM symbol in subframe 1 and 6, and SSS is mapped to second time slot that time slot 1(is subframe 0) and time slot 11(be second time slot of subframe 5) last OFDM symbol on; In addition, NCT is only supported in single antenna port (antenna port p=0) and above take 5 milliseconds (ms) as periodic transfer public reference signal (Common Reference Signal, CRS) transmission, for measuring and following the tracks of.
Consider the above-mentioned transmission characteristic of NCT, defined at present new subscriber equipment (User Equipment, UE, also claim terminal) dedicated demodulation reference signal (DM-RS, DeModulation Reference Signal) transmission method, special-purpose DM-RS can be transmitted in the front several OFDM symbols on NCT, and avoid overlapping with the mapping resource of the signals such as synchronizing signal, CRS, to improve the efficiency of transmission on NCT.
In most cases, the conventional descending sub frame of TDD and FDD (is the descending sub frame except special subframe in TDD system, all descending sub frames in FDD system), during the synchronous transmission of signal scheme of the regulation before continuing to use in LTE-A system version, on the 3rd OFDM symbol, there is not synchronous transmission of signal, in the special-purpose DM-RS transmission method of UE of TDD and the conventional descending sub frame unified definition of FDD, special-purpose DM-RS can be mapped on the 3rd OFDM symbol and transmit.In the special-purpose DM-RS transmission method of the UE of TDD special subframe definition, need to avoid special-purpose DM-RS to be mapped on the 3rd OFDM symbol.
But in the TDD up/down row configuration of 10ms up-downgoing switching point, subframe 6 is conventional descending sub frame, on its 3rd OFDM symbol, has PSS.So, for the descending sub frame 6 in the TDD up/down row configuration of 10ms up-downgoing switching point, the special-purpose DM-RS transmission method of the upper UE for conventional descending sub frame definition of NCT is no longer applicable.
Summary of the invention
The transmission method and the equipment that the object of this invention is to provide a kind of user equipment specific demodulated reference signal, to solve for the descending sub frame 6 in the TDD up/down row configuration of 10ms up-downgoing switching point, existing resource mapping mode is no longer applicable to the problem of this descending sub frame 6 on NCT for the special-purpose DM-RS transmission method of UE of conventional descending sub frame definition.
The object of the invention is to be achieved through the following technical solutions:
A transmission method for user equipment specific demodulated reference signal, comprising:
According to a kind of time division duplex special subframe, configure corresponding user equipment specific demodulated reference signal resource mapping method, determine in descending sub frame for the running time-frequency resource of transmission user device-specific demodulated reference signal, described descending sub frame is the descending sub frame except special subframe or the descending sub frame in frequency division duplex system in tdd systems; Wherein, according to the running time-frequency resource for transmission user device-specific demodulated reference signal in the definite descending sub frame of user equipment specific demodulated reference signal resource mapping method corresponding to described time division duplex special subframe, do not exist overlapping with the running time-frequency resource for synchronous signal transmission;
On running time-frequency resource definite described in described descending sub frame, to subscriber equipment, send described user equipment specific demodulated reference signal.
A transmission method for user equipment specific demodulated reference signal, comprising:
According to a kind of time division duplex special subframe, configure corresponding user equipment specific demodulated reference signal resource mapping method, determine in descending sub frame for the running time-frequency resource of transmission user device-specific demodulated reference signal, described descending sub frame is the descending sub frame except special subframe or the descending sub frame in frequency division duplex system in tdd systems; Wherein, according to the running time-frequency resource for transmission user device-specific demodulated reference signal in the definite descending sub frame of user equipment specific demodulated reference signal resource mapping method corresponding to described time division duplex special subframe, do not exist overlapping with the running time-frequency resource for synchronous signal transmission;
On running time-frequency resource definite described in described descending sub frame, receive described user equipment specific demodulated reference signal.
A network equipment, comprising:
Running time-frequency resource determination module, for configuring corresponding user equipment specific demodulated reference signal resource mapping method according to a kind of time division duplex special subframe, determine in descending sub frame for the running time-frequency resource of transmission user device-specific demodulated reference signal, described descending sub frame is the descending sub frame except special subframe or the descending sub frame in frequency division duplex system in tdd systems; Wherein, according to the running time-frequency resource for transmission user device-specific demodulated reference signal in the definite descending sub frame of user equipment specific demodulated reference signal resource mapping method corresponding to described time division duplex special subframe, do not exist overlapping with the running time-frequency resource for synchronous signal transmission;
Resource sending module, for sending described user equipment specific demodulated reference signal to subscriber equipment on the running time-frequency resource definite described in described descending sub frame.
A subscriber equipment, comprising:
Running time-frequency resource determination module, according to a kind of time division duplex special subframe, configure corresponding user equipment specific demodulated reference signal resource mapping method, determine in descending sub frame for the running time-frequency resource of transmission user device-specific demodulated reference signal, described descending sub frame is the descending sub frame except special subframe or the descending sub frame in frequency division duplex system in tdd systems; Wherein, according to the running time-frequency resource for transmission user device-specific demodulated reference signal in the definite descending sub frame of user equipment specific demodulated reference signal resource mapping method corresponding to described time division duplex special subframe, do not exist overlapping with the running time-frequency resource for synchronous signal transmission;
Resource receiver module, for receiving described user equipment specific demodulated reference signal on the running time-frequency resource definite described in described descending sub frame.
Because TDD special subframe configures corresponding user equipment specific demodulated reference signal resource mapping method, avoid user equipment specific demodulated reference signal to be mapped to the 3rd OFDM symbol, therefore, it is upper that the technical scheme that the embodiment of the present invention provides is applied to NCT, is applicable to the descending sub frame 6 in the TDD up/down row configuration of 10ms up-downgoing switching point.Make in this subframe, the running time-frequency resource of user equipment specific demodulated reference signal and synchronizing signal does not exist overlapping, thereby can in this subframe, transmit user equipment specific demodulated reference signal, has improved the resource utilization on NCT.
Accompanying drawing explanation
The network equipment method flow diagram that Fig. 1 provides for the embodiment of the present invention;
The UE side method flow diagram that Fig. 2 provides for the embodiment of the present invention;
The special-purpose DM-RS resource mapping of the UE schematic diagram that Fig. 3～19 provide for the embodiment of the present invention;
The network equipment structural representation that Figure 20 provides for the embodiment of the present invention;
The UE structural representation that Figure 21 provides for the embodiment of the present invention.
Embodiment
The embodiment of the present invention provides a kind of UE transmission plan of special-purpose DM-RS, according to a kind of TDD special subframe, configure the special-purpose DM-RS resource mapping method of corresponding UE, determine in descending sub frame for transmitting the running time-frequency resource of the special-purpose DM-RS of UE, in this descending sub frame, on definite running time-frequency resource, to UE, send the special-purpose DM-RS of this UE.Wherein, descending sub frame is the descending sub frame except special subframe or the descending sub frame in FDD system frequently in TDD system.According to not existing overlapping for transmitting the running time-frequency resource of the special-purpose DM-RS of UE with the running time-frequency resource for synchronous signal transmission in the definite descending sub frame of the special-purpose DM-RS resource mapping method of UE corresponding to TDD special subframe.Because configuring the special-purpose DM-RS resource mapping method of corresponding UE, TDD special subframe avoids the special-purpose DM-RS of UE to be mapped to the 3rd OFDM symbol, therefore, it is upper that the technical scheme that the embodiment of the present invention provides is applied to NCT, is applicable to the descending sub frame 6 in the TDD up/down row configuration of 10ms up-downgoing switching point.Make in this subframe, the running time-frequency resource of the special-purpose DM-RS of UE and synchronizing signal does not exist overlapping, thereby can in this subframe, transmit the special-purpose DM-RS of UE, has improved the resource utilization on NCT.
Because the special-purpose DM-RS of UE sends on the PRB at PDSCH transmission place.In the embodiment of the present invention, in the above-mentioned descending sub frame of determining, for transmitting the running time-frequency resource of the special-purpose DM-RS of UE, specifically refer to the PRB at PDSCH transmission place.
Below in conjunction with accompanying drawing, the technical scheme that the embodiment of the present invention is provided is elaborated.
For network equipment, the transmission method of the special-purpose DM-RS of a kind of UE that the embodiment of the present invention provides as shown in Figure 1, specifically comprises following operation:
Step 100, according to a kind of TDD special subframe, configure the special-purpose DM-RS resource mapping method of corresponding UE, determine in descending sub frame for transmitting the running time-frequency resource of the special-purpose DM-RS of UE.
Wherein, according in the definite descending sub frame of the special-purpose DM-RS resource mapping method of UE corresponding to above-mentioned TDD special subframe for transmitting the running time-frequency resource of the special-purpose DM-RS of UE, do not exist overlapping with the running time-frequency resource for synchronous signal transmission.
In the embodiment of the present invention, this synchronizing signal can but to be not limited only to be PSS.
Step 110, in this descending sub frame, on above-mentioned definite running time-frequency resource, to UE, send the special-purpose DM-RS of above-mentioned UE.
The embodiment of the present invention can be applied in TDD system, and corresponding, above-mentioned descending sub frame is the descending sub frame except special subframe in TDD system.The embodiment of the present invention can also be applied in FDD system, and corresponding, above-mentioned descending sub frame is the descending sub frame in FDD system.
In the embodiment of the present invention, the specific implementation of above-mentioned steps 100 has multiple, as long as meet determine not overlapping for transmitting the special-purpose running time-frequency resource of DM-RS of UE and the running time-frequency resource of synchronizing signal.Exemplify wherein several implementations below.
The first implementation of step 100: when the conventional CP of descending employing, according to the TDD special subframe of the conventional CP of descending employing, configure the special-purpose DM-RS resource mapping method of UE of 1/2/6/7 correspondence, determine in above-mentioned descending sub frame for transmitting the running time-frequency resource of the special-purpose DM-RS of UE.
For example and without limitation, the TDD special subframe of the conventional CP of descending employing that the embodiment of the present invention provides configures the special-purpose DM-RS resource mapping method of UE of 1/2/6/7 correspondence as shown in Fig. 3～6.
Wherein, Fig. 3 and Fig. 5 are applicable to antenna port 7/8/11/13, and Fig. 4 and Fig. 6 are applicable to antenna port 9/10/12/14.
The second implementation of step 100: when the conventional CP of descending employing, according to the TDD special subframe of the conventional CP of descending employing, configure the special-purpose DM-RS resource mapping method of UE of 3/4/8 correspondence, determine in above-mentioned descending sub frame for transmitting the running time-frequency resource of the special-purpose DM-RS of UE.
For example and without limitation, the TDD special subframe of the conventional CP of descending employing that the embodiment of the present invention provides configures the special-purpose DM-RS resource mapping method of UE of 3/4/8 correspondence as shown in Fig. 7～10.
Wherein, Fig. 7 and Fig. 9 are applicable to antenna port 7/8/11/13, and Fig. 8 and Figure 10 are applicable to antenna port 9/10/12/14.
The third implementation of step 100: when the conventional CP of descending employing, according to the TDD special subframe of the conventional CP of descending employing, configure the special-purpose DM-RS resource mapping method of UE of 9 correspondences, determine above-mentioned stating in descending sub frame for transmitting the running time-frequency resource of the special-purpose DM-RS of UE.
For example and without limitation, the TDD special subframe of the conventional CP of descending employing that the embodiment of the present invention provides configures the special-purpose DM-RS resource mapping method of UE of 9 correspondences as shown in Figure 11～16.
Wherein, Figure 11 and Figure 13 are applicable to antenna port 7/8/11/13, and Figure 12 and Figure 14 are applicable to antenna port 9/10/12/14, and Figure 15 is applicable to antenna port 7/8, and Figure 16 is applicable to antenna port 9/10.
The 4th kind of implementation of step 100: when descending employing expansion CP, according to the TDD special subframe of descending employing expansion CP, configure the special-purpose DM-RS resource mapping method of UE of 1/2/3/5/6 correspondence, determine in above-mentioned descending sub frame for transmitting the running time-frequency resource of the special-purpose DM-RS of UE.
For example and without limitation, the special-purpose DM-RS resource mapping method of UE that the TDD special subframe of the descending employing expansion CP that the embodiment of the present invention provides configures 1/2/3/4/6 correspondence is as shown in Figure 17,18.
Wherein, Figure 17 and Figure 18 are applicable to antenna port 7/8.
The 5th kind of implementation of step 100: when descending employing expansion CP, configure the special-purpose DM-RS resource mapping method of UE of 7 correspondences according to the TDD special subframe of descending employing expansion CP, determine in above-mentioned descending sub frame for transmitting the running time-frequency resource of the special-purpose DM-RS of UE.
For example and without limitation, the special-purpose DM-RS resource mapping method of UE that the TDD special subframe of the descending employing expansion CP that the embodiment of the present invention provides configures 7 correspondences as shown in figure 19.
Wherein, Figure 19 is applicable to antenna port 7/8.
The 6th kind of implementation of step 100: the special-purpose DM-RS resource mapping method of UE of using according to subframe 1, determine in above-mentioned descending sub frame for transmitting the running time-frequency resource of the special-purpose DM-RS of UE.
Under this implementation, the technical scheme that the embodiment of the present invention provides is applicable to TDD system.TDD up/down row sub-frame configuration as shown in table 1, above-mentioned subframe 1 is special subframe.
Consider in transmitting procedure, the special-purpose DM-RS resource mapping method of UE may change, in the embodiment of the present invention, preferably, according to being numbered with the subframe of above-mentioned descending sub frame in same radio frames the special-purpose DM-RS resource mapping method of UE that 1 TDD special subframe (being subframe 1) is used, determine in above-mentioned descending sub frame for transmitting the running time-frequency resource of the special-purpose DM-RS of UE.
Wherein, subframe 1 can be the special subframe under any TDD special subframe configuration, specifically uses which kind of TDD special subframe configuration pre-configured by signaling.
Table 1
Embodiment of the method based on above-mentioned arbitrary network equipment, configures in the special-purpose DM-RS resource mapping method of corresponding UE and selects a kind of conduct to be applied to the special-purpose DM-RS resource mapping method of UE of above-mentioned descending sub frame at each TDD special subframe.For example and without limitation, during the conventional CP of descending employing, can select any TDD special subframe in above-mentioned implementation one～tri-and six to configure the special-purpose DM-RS resource mapping method of corresponding UE; During descending employing expansion CP, can select any TDD special subframe in above-mentioned implementation four～six to configure the special-purpose DM-RS resource mapping method of corresponding UE.Further, can pass through high-level signaling, the TDD special subframe of selection be configured to the special-purpose DM-RS resource mapping method of corresponding UE and send to above-mentioned UE; Also can pass through broadcast signaling, the TDD special subframe of selection be configured to the special-purpose DM-RS resource mapping method of corresponding UE and send to above-mentioned UE.Wherein, broadcast signaling is carried on the information in Physical Broadcast Channel (PBCH, Physical Broadcast CHannel).
Except above-mentioned, at each TDD special subframe, configure in the special-purpose DM-RS resource mapping method of corresponding UE and select a kind of conduct to be applied to the special-purpose DM-RS resource mapping method of UE of above-mentioned descending sub frame.In the embodiment of the present invention, can also be according to determining that with above-mentioned UE agreement in advance the TDD special subframe that is applied to above-mentioned descending sub frame configures the special-purpose DM-RS resource mapping method of corresponding UE.
In the embodiment of the present invention, preferably, above-mentioned descending sub frame is the descending sub frame 6 in the TDD uplink-downlink configuration of use 10ms up-downgoing switching point.It is the descending sub frame 6 in TDD uplink-downlink configuration 3/4/5.
In the embodiment of the present invention, not overlapping for transmitting the special-purpose running time-frequency resource of DM-RS of UE and the running time-frequency resource of CRS in order to guarantee in descending sub frame, preferably, in above-mentioned descending sub frame, there is not CRS transmission.
For UE, the transmission method of the special-purpose DM-RS of a kind of UE that the embodiment of the present invention provides as shown in Figure 2, specifically comprises following operation:
Step 200, according to a kind of TDD special subframe, configure the special-purpose DM-RS resource mapping method of corresponding UE, determine in descending sub frame for transmitting the running time-frequency resource of the special-purpose DM-RS of UE.
Wherein, according in the definite descending sub frame of the special-purpose DM-RS resource mapping method of UE corresponding to above-mentioned TDD special subframe for transmitting the running time-frequency resource of the special-purpose DM-RS of UE, do not exist overlapping with the running time-frequency resource for synchronous signal transmission.
In the embodiment of the present invention, this synchronizing signal can but to be not limited only to be PSS.
Step 210, in this descending sub frame, on above-mentioned definite running time-frequency resource, receive the special-purpose DM-RS of above-mentioned UE.
The embodiment of the present invention can be applied in TDD system, and corresponding, above-mentioned descending sub frame is the descending sub frame except special subframe in TDD system.The embodiment of the present invention can also be applied in FDD system, and corresponding, above-mentioned descending sub frame is the descending sub frame in FDD system.
In the embodiment of the present invention, the specific implementation of above-mentioned steps 200 has multiple, as long as meet determine not overlapping for transmitting the special-purpose running time-frequency resource of DM-RS of UE and the running time-frequency resource of synchronizing signal.Exemplify wherein several implementations below.
The first implementation of step 200: when the conventional CP of descending employing, according to the TDD special subframe of the conventional CP of descending employing, configure the special-purpose DM-RS resource mapping method of UE of 1/2/6/7 correspondence, determine in above-mentioned descending sub frame for transmitting the running time-frequency resource of the special-purpose DM-RS of UE.
The second implementation of step 200: when the conventional CP of descending employing, according to the TDD special subframe of the conventional CP of descending employing, configure the special-purpose DM-RS resource mapping method of UE of 3/4/8 correspondence, determine in above-mentioned descending sub frame for transmitting the running time-frequency resource of the special-purpose DM-RS of UE.
The third implementation of step 200: when the conventional CP of descending employing, configure the special-purpose DM-RS resource mapping method of UE of 9 correspondences according to the TDD special subframe of the conventional CP of descending employing, determine in above-mentioned descending sub frame for transmitting the running time-frequency resource of the special-purpose DM-RS of UE.
The 4th kind of implementation of step 200: when descending employing expansion CP, according to the TDD special subframe of descending employing expansion CP, configure the special-purpose DM-RS resource mapping method of UE of 1/2/3/5/6 correspondence, determine in above-mentioned descending sub frame for transmitting the running time-frequency resource of the special-purpose DM-RS of UE.
The 5th kind of implementation of step 200: when descending employing expansion CP, configure the special-purpose DM-RS resource mapping method of UE of 7 correspondences according to the TDD special subframe of descending employing expansion CP, determine in above-mentioned descending sub frame for transmitting the running time-frequency resource of the special-purpose DM-RS of UE.
The 6th kind of implementation of step 200: the special-purpose DM-RS resource mapping method of UE of using according to subframe 1, determine in above-mentioned descending sub frame for transmitting the running time-frequency resource of the special-purpose DM-RS of UE.
Under this implementation, the technical scheme that the embodiment of the present invention provides is applicable to TDD system.TDD up/down row sub-frame configuration as shown in Table 1, above-mentioned subframe 1 is special subframe.
Consider in transmitting procedure, the special-purpose DM-RS resource mapping method of UE may change, in the embodiment of the present invention, preferably, according to being numbered with the subframe of above-mentioned descending sub frame in same radio frames the special-purpose DM-RS resource mapping method of UE that 1 TDD special subframe (being subframe 1) is used, determine in above-mentioned descending sub frame for transmitting the running time-frequency resource of the special-purpose DM-RS of UE.
Wherein, subframe 1 can be the special subframe under any TDD special subframe configuration.
Based on above-mentioned arbitrary UE side embodiment of the method, can determine that above-mentioned TDD special subframe configures the special-purpose DM-RS resource mapping method of corresponding UE according to the indication of high-level signaling, also can determine that above-mentioned TDD special subframe configures the special-purpose DM-RS resource mapping method of corresponding UE according to the indication of broadcast signaling, can also be according to determining with network equipment agreement in advance the special-purpose DM-RS resource mapping method of UE that above-mentioned TDD special subframe is corresponding.
In the embodiment of the present invention, preferably, above-mentioned descending sub frame is the descending sub frame 6 in the TDD uplink-downlink configuration of use 10ms up-downgoing switching point.It is the descending sub frame 6 in TDD uplink-downlink configuration 3/4/5.
In the embodiment of the present invention, not overlapping for transmitting the special-purpose running time-frequency resource of DM-RS of UE and the running time-frequency resource of CRS in order to guarantee in descending sub frame, preferably, in above-mentioned descending sub frame, there is not CRS transmission.
Inventive concept based on identical with method, the embodiment of the present invention provides a kind of network equipment, and its structure as shown in figure 20, specifically comprises:
Running time-frequency resource determination module 2001, for configure the special-purpose DM-RS resource mapping method of corresponding UE according to a kind of TDD special subframe, determine in descending sub frame for transmitting the running time-frequency resource of the special-purpose DM-RS of UE, described descending sub frame is the descending sub frame in the descending sub frame except special subframe or FDD system in TDD system; Wherein, according to not existing overlapping for transmitting the running time-frequency resource of the special-purpose DM-RS of UE with the running time-frequency resource for synchronous signal transmission in the definite descending sub frame of the special-purpose DM-RS resource mapping method of UE corresponding to described TDD special subframe;
Resource sending module 2002, for sending the special-purpose DM-RS of described UE to subscriber equipment on the running time-frequency resource definite described in described descending sub frame.
Network equipment described in the embodiment of the present invention can but to be not limited only to be evolved base station (eNB).
Preferably, described running time-frequency resource determination module 2001 specifically for:
When the conventional CP of descending employing, according to the TDD special subframe of the conventional CP of descending employing, configure the special-purpose DM-RS resource mapping method of UE of 1/2/6/7 correspondence, determine in described descending sub frame for transmitting the running time-frequency resource of the special-purpose DM-RS of UE; Or,
When the conventional CP of descending employing, according to the TDD special subframe of the conventional CP of descending employing, configure the special-purpose DM-RS resource mapping method of UE of 3/4/8 correspondence, determine in described descending sub frame for transmitting the running time-frequency resource of the special-purpose DM-RS of UE; Or,
When the conventional CP of descending employing, according to the TDD special subframe of the conventional CP of descending employing, configure the special-purpose DM-RS resource mapping method of UE of 9 correspondences, determine in described descending sub frame for transmitting the running time-frequency resource of the special-purpose DM-RS of UE; Or,
When descending employing expansion CP, according to the TDD special subframe of descending employing expansion CP, configure the special-purpose DM-RS resource mapping method of UE of 1/2/3/5/6 correspondence, determine in described descending sub frame for transmitting the running time-frequency resource of the special-purpose DM-RS of UE; Or,
When descending employing expansion CP, according to the TDD special subframe of descending employing expansion CP, configure the special-purpose DM-RS resource mapping method of UE of 7 correspondences, determine in described descending sub frame for transmitting the running time-frequency resource of the special-purpose DM-RS of UE; Or,
The special-purpose DM-RS resource mapping method of UE of using according to subframe 1, determines in described descending sub frame that, for transmitting the running time-frequency resource of the special-purpose DM-RS of UE, described subframe 1 is for to be numbered 1 TDD special subframe with the subframe of described descending sub frame in same radio frames.
On above-mentioned arbitrary network equipment embodiment basis, preferably, also comprise resource mapping method determination module, for:
At each TDD special subframe, configure in the special-purpose DM-RS resource mapping method of corresponding UE and select a kind of conduct to be applied to the special-purpose DM-RS resource mapping method of UE of described descending sub frame, and by high-level signaling, the TDD special subframe of described selection is configured to the special-purpose DM-RS resource mapping method of corresponding UE and send to described subscriber equipment; Or,
At each TDD special subframe, configure in the special-purpose DM-RS resource mapping method of corresponding UE and select a kind of conduct to be applied to the special-purpose DM-RS resource mapping method of UE of described descending sub frame, and by broadcast signaling, the TDD special subframe of described selection is configured to the special-purpose DM-RS resource mapping method of corresponding UE and send to described subscriber equipment; Or,
According to determining that with described subscriber equipment agreement in advance the TDD special subframe that is applied to described descending sub frame configures the special-purpose DM-RS resource mapping method of corresponding UE.
On above-mentioned arbitrary network equipment embodiment basis, preferably, described descending sub frame is the descending sub frame 6 in the TDD uplink-downlink configuration of 10 milliseconds of up-downgoing switching points of use.
On above-mentioned arbitrary network equipment embodiment basis, preferably, in described descending sub frame, there is not public reference signal transmission.
Inventive concept based on identical with method, the embodiment of the present invention provides a kind of subscriber equipment, and its structure as shown in figure 21, specifically comprises:
Running time-frequency resource determination module 2101, according to a kind of TDD special subframe, configure the special-purpose DM-RS resource mapping method of corresponding UE, determine in descending sub frame for transmitting the running time-frequency resource of the special-purpose DM-RS of UE, described descending sub frame is the descending sub frame in the descending sub frame except special subframe or FDD system in TDD system; Wherein, according to not existing overlapping for transmitting the running time-frequency resource of the special-purpose DM-RS of UE with the running time-frequency resource for synchronous signal transmission in the definite descending sub frame of the special-purpose DM-RS resource mapping method of UE corresponding to described TDD special subframe;
Resource receiver module 2102, for receiving the special-purpose DM-RS of described UE on the running time-frequency resource definite described in described descending sub frame.
Preferably, described running time-frequency resource determination module 2101 specifically for:
When the conventional CP of descending employing, according to the TDD special subframe of the conventional CP of descending employing, configure the special-purpose DM-RS resource mapping method of UE of 1/2/6/7 correspondence, determine in described descending sub frame for transmitting the running time-frequency resource of the special-purpose DM-RS of UE; Or,
When the conventional CP of descending employing, according to the TDD special subframe of the conventional CP of descending employing, configure the special-purpose DM-RS resource mapping method of UE of 3/4/8 correspondence, determine in described descending sub frame for transmitting the running time-frequency resource of the special-purpose DM-RS of UE; Or,
When the conventional CP of descending employing, according to the TDD special subframe of the conventional CP of descending employing, configure the special-purpose DM-RS resource mapping method of UE of 9 correspondences, determine in described descending sub frame for transmitting the running time-frequency resource of the special-purpose DM-RS of UE; Or,
When descending employing expansion CP, according to the TDD special subframe of descending employing expansion CP, configure the special-purpose DM-RS resource mapping method of UE of 1/2/3/5/6 correspondence, determine in described descending sub frame for transmitting the running time-frequency resource of the special-purpose DM-RS of UE; Or,
When descending employing expansion CP, according to the TDD special subframe of descending employing expansion CP, configure the special-purpose DM-RS resource mapping method of UE of 7 correspondences, determine in described descending sub frame for transmitting the running time-frequency resource of the special-purpose DM-RS of UE; Or,
The special-purpose DM-RS resource mapping method of UE of using according to subframe 1, determines in described descending sub frame that, for transmitting the running time-frequency resource of the special-purpose DM-RS of UE, described subframe 1 is for to be numbered 1 TDD special subframe with the subframe of described descending sub frame in same radio frames.
On above-mentioned arbitrary UE embodiment basis, preferably, also comprise mapping mode determination module, for:
According to the indication of high-level signaling, determine that described TDD special subframe configures the special-purpose DM-RS resource mapping method of corresponding UE; Or,
According to the indication of broadcast signaling, determine that described TDD special subframe configures the special-purpose DM-RS resource mapping method of corresponding UE; Or,
According to determining with network equipment agreement in advance the special-purpose DM-RS resource mapping method of UE that described TDD special subframe is corresponding.
On above-mentioned arbitrary UE embodiment basis, preferably, described descending sub frame is the descending sub frame 6 in the TDD uplink-downlink configuration of 10 milliseconds of up-downgoing switching points of use.
On above-mentioned arbitrary UE embodiment basis, preferably, in described descending sub frame, there is not public reference signal transmission.
Those skilled in the art should understand, embodiments of the invention can be provided as method, system or computer program.Therefore, the present invention can adopt complete hardware implementation example, implement software example or in conjunction with the form of the embodiment of software and hardware aspect completely.And the present invention can adopt the form that wherein includes the upper computer program of implementing of computer-usable storage medium (including but not limited to magnetic disc store, CD-ROM, optical memory etc.) of computer usable program code one or more.
The present invention is with reference to describing according to flow chart and/or the block diagram of the method for the embodiment of the present invention, equipment (system) and computer program.Should understand can be in computer program instructions realization flow figure and/or block diagram each flow process and/or the flow process in square frame and flow chart and/or block diagram and/or the combination of square frame.Can provide these computer program instructions to the processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing device to produce a machine, the instruction of carrying out by the processor of computer or other programmable data processing device is produced for realizing the device in the function of flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame appointments.
These computer program instructions also can be stored in energy vectoring computer or the computer-readable memory of other programmable data processing device with ad hoc fashion work, the instruction that makes to be stored in this computer-readable memory produces the manufacture that comprises command device, and this command device is realized the function of appointment in flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame.
These computer program instructions also can be loaded in computer or other programmable data processing device, make to carry out sequence of operations step to produce computer implemented processing on computer or other programmable devices, thereby the instruction of carrying out is provided for realizing the step of the function of appointment in flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame on computer or other programmable devices.
Although described the preferred embodiments of the present invention, once those skilled in the art obtain the basic creative concept of cicada, can make other change and modification to these embodiment.So claims are intended to all changes and the modification that are interpreted as comprising preferred embodiment and fall into the scope of the invention.
Obviously, those skilled in the art can carry out various changes and modification and not depart from the spirit and scope of the present invention the present invention.Like this, if within of the present invention these are revised and modification belongs to the scope of the claims in the present invention and equivalent technologies thereof, the present invention is also intended to comprise these changes and modification interior.
Claims (20)
1. a transmission method for user equipment specific demodulated reference signal, is characterized in that, comprising:
According to a kind of time division duplex special subframe, configure corresponding user equipment specific demodulated reference signal resource mapping method, determine in descending sub frame for the running time-frequency resource of transmission user device-specific demodulated reference signal, described descending sub frame is the descending sub frame except special subframe or the descending sub frame in frequency division duplex system in tdd systems; Wherein, according to the running time-frequency resource for transmission user device-specific demodulated reference signal in the definite descending sub frame of user equipment specific demodulated reference signal resource mapping method corresponding to described time division duplex special subframe, do not exist overlapping with the running time-frequency resource for synchronous signal transmission;
On running time-frequency resource definite described in described descending sub frame, to subscriber equipment, send described user equipment specific demodulated reference signal.
2. method according to claim 1, it is characterized in that, according to a kind of time division duplex special subframe, configure corresponding user equipment specific demodulated reference signal resource mapping method, determine in descending sub frame for the running time-frequency resource of transmission user device-specific demodulated reference signal, comprising:
When descending employing regular circulation prefix, according to the time division duplex special subframe of descending employing regular circulation prefix, configure the user equipment specific demodulated reference signal resource mapping method of 1/2/6/7 correspondence, determine in described descending sub frame the running time-frequency resource for transmission user device-specific demodulated reference signal; Or,
When descending employing regular circulation prefix, according to the time division duplex special subframe of descending employing regular circulation prefix, configure the user equipment specific demodulated reference signal resource mapping method of 3/4/8 correspondence, determine in described descending sub frame the running time-frequency resource for transmission user device-specific demodulated reference signal; Or,
When descending employing regular circulation prefix, according to the time division duplex special subframe of descending employing regular circulation prefix, configure the user equipment specific demodulated reference signal resource mapping method of 9 correspondences, determine in described descending sub frame the running time-frequency resource for transmission user device-specific demodulated reference signal; Or,
When descending employing extended cyclic prefix, according to the time division duplex special subframe of descending employing extended cyclic prefix, configure the user equipment specific demodulated reference signal resource mapping method of 1/2/3/5/6 correspondence, determine in described descending sub frame the running time-frequency resource for transmission user device-specific demodulated reference signal; Or,
When descending employing extended cyclic prefix, according to the time division duplex special subframe of descending employing extended cyclic prefix, configure the user equipment specific demodulated reference signal resource mapping method of 7 correspondences, determine in described descending sub frame the running time-frequency resource for transmission user device-specific demodulated reference signal; Or,
The user equipment specific demodulated reference signal resource mapping method of using according to subframe 1, determine in described descending sub frame that, for the running time-frequency resource of transmission user device-specific demodulated reference signal, described subframe 1 is for to be numbered 1 time division duplex special subframe with the subframe of described descending sub frame in same radio frames.
3. method according to claim 1 and 2, is characterized in that, the method also comprises:
At each time division duplex special subframe, configure in corresponding user equipment specific demodulated reference signal resource mapping method and select a kind of conduct to be applied to the user equipment specific demodulated reference signal resource mapping method of described descending sub frame, and by high-level signaling, the time division duplex special subframe of described selection is configured to corresponding user equipment specific demodulated reference signal resource mapping method and send to described subscriber equipment; Or,
At each time division duplex special subframe, configure in corresponding user equipment specific demodulated reference signal resource mapping method and select a kind of conduct to be applied to the user equipment specific demodulated reference signal resource mapping method of described descending sub frame, and by broadcast signaling, the time division duplex special subframe of described selection is configured to corresponding user equipment specific demodulated reference signal resource mapping method and send to described subscriber equipment; Or,
According to determining that with described subscriber equipment agreement in advance the time division duplex special subframe that is applied to described descending sub frame configures corresponding user equipment specific demodulated reference signal resource mapping method.
4. method according to claim 1 and 2, is characterized in that, described descending sub frame is the descending sub frame 6 in the time division duplex uplink-downlink configuration of 10 milliseconds of up-downgoing switching points of use.
5. method according to claim 1 and 2, is characterized in that, does not have public reference signal transmission in described descending sub frame.
6. a transmission method for user equipment specific demodulated reference signal, is characterized in that, comprising:
According to a kind of time division duplex special subframe, configure corresponding user equipment specific demodulated reference signal resource mapping method, determine in descending sub frame for the running time-frequency resource of transmission user device-specific demodulated reference signal, described descending sub frame is the descending sub frame except special subframe or the descending sub frame in frequency division duplex system in tdd systems; Wherein, according to the running time-frequency resource for transmission user device-specific demodulated reference signal in the definite descending sub frame of user equipment specific demodulated reference signal resource mapping method corresponding to described time division duplex special subframe, do not exist overlapping with the running time-frequency resource for synchronous signal transmission;
On running time-frequency resource definite described in described descending sub frame, receive described user equipment specific demodulated reference signal.
7. method according to claim 6, it is characterized in that, according to a kind of time division duplex special subframe, configure corresponding user equipment specific demodulated reference signal resource mapping method, determine in descending sub frame for the running time-frequency resource of transmission user device-specific demodulated reference signal, comprising:
When descending employing regular circulation prefix, according to the time division duplex special subframe of descending employing regular circulation prefix, configure the user equipment specific demodulated reference signal resource mapping method of 1/2/6/7 correspondence, determine in described descending sub frame the running time-frequency resource for transmission user device-specific demodulated reference signal; Or,
When descending employing regular circulation prefix, according to the time division duplex special subframe of descending employing regular circulation prefix, configure the user equipment specific demodulated reference signal resource mapping method of 3/4/8 correspondence, determine in described descending sub frame the running time-frequency resource for transmission user device-specific demodulated reference signal; Or,
When descending employing regular circulation prefix, according to the time division duplex special subframe of descending employing regular circulation prefix, configure the user equipment specific demodulated reference signal resource mapping method of 9 correspondences, determine in described descending sub frame the running time-frequency resource for transmission user device-specific demodulated reference signal; Or,
When descending employing extended cyclic prefix, according to the time division duplex special subframe of descending employing extended cyclic prefix, configure the user equipment specific demodulated reference signal resource mapping method of 1/2/3/5/6 correspondence, determine in described descending sub frame the running time-frequency resource for transmission user device-specific demodulated reference signal; Or,
When descending employing extended cyclic prefix, according to the time division duplex special subframe of descending employing extended cyclic prefix, configure the user equipment specific demodulated reference signal resource mapping method of 7 correspondences, determine in described descending sub frame the running time-frequency resource for transmission user device-specific demodulated reference signal; Or,
The user equipment specific demodulated reference signal resource mapping method of using according to subframe 1, determine in described descending sub frame that, for the running time-frequency resource of transmission user device-specific demodulated reference signal, described subframe 1 is for to be numbered 1 time division duplex special subframe with the subframe of described descending sub frame in same radio frames.
8. according to the method described in claim 6 or 7, it is characterized in that, the method also comprises:
According to the indication of high-level signaling, determine that described time division duplex special subframe configures corresponding user equipment specific demodulated reference signal resource mapping method; Or,
According to the indication of broadcast signaling, determine that described time division duplex special subframe configures corresponding user equipment specific demodulated reference signal resource mapping method; Or,
According to determining with network equipment agreement in advance the user equipment specific demodulated reference signal resource mapping method that described time division duplex special subframe is corresponding.
9. according to the method described in claim 6 or 7, it is characterized in that, described descending sub frame is the descending sub frame 6 in the time division duplex uplink-downlink configuration of 10 milliseconds of up-downgoing switching points of use.
10. according to the method described in claim 6 or 7, it is characterized in that, in described descending sub frame, do not have public reference signal transmission.
11. 1 kinds of network equipments, is characterized in that, comprising:
Running time-frequency resource determination module, for configuring corresponding user equipment specific demodulated reference signal resource mapping method according to a kind of time division duplex special subframe, determine in descending sub frame for the running time-frequency resource of transmission user device-specific demodulated reference signal, described descending sub frame is the descending sub frame except special subframe or the descending sub frame in frequency division duplex system in tdd systems; Wherein, according to the running time-frequency resource for transmission user device-specific demodulated reference signal in the definite descending sub frame of user equipment specific demodulated reference signal resource mapping method corresponding to described time division duplex special subframe, do not exist overlapping with the running time-frequency resource for synchronous signal transmission;
Resource sending module, for sending described user equipment specific demodulated reference signal to subscriber equipment on the running time-frequency resource definite described in described descending sub frame.
12. network equipments according to claim 11, is characterized in that, described running time-frequency resource determination module specifically for:
When descending employing regular circulation prefix, according to the time division duplex special subframe of descending employing regular circulation prefix, configure the user equipment specific demodulated reference signal resource mapping method of 1/2/6/7 correspondence, determine in described descending sub frame the running time-frequency resource for transmission user device-specific demodulated reference signal; Or,
When descending employing regular circulation prefix, according to the time division duplex special subframe of descending employing regular circulation prefix, configure the user equipment specific demodulated reference signal resource mapping method of 3/4/8 correspondence, determine in described descending sub frame the running time-frequency resource for transmission user device-specific demodulated reference signal; Or,
When descending employing regular circulation prefix, according to the time division duplex special subframe of descending employing regular circulation prefix, configure the user equipment specific demodulated reference signal resource mapping method of 9 correspondences, determine in described descending sub frame the running time-frequency resource for transmission user device-specific demodulated reference signal; Or,
When descending employing extended cyclic prefix, according to the time division duplex special subframe of descending employing extended cyclic prefix, configure the user equipment specific demodulated reference signal resource mapping method of 1/2/3/5/6 correspondence, determine in described descending sub frame the running time-frequency resource for transmission user device-specific demodulated reference signal; Or,
When descending employing extended cyclic prefix, according to the time division duplex special subframe of descending employing extended cyclic prefix, configure the user equipment specific demodulated reference signal resource mapping method of 7 correspondences, determine in described descending sub frame the running time-frequency resource for transmission user device-specific demodulated reference signal; Or,
The user equipment specific demodulated reference signal resource mapping method of using according to subframe 1, determine in described descending sub frame that, for the running time-frequency resource of transmission user device-specific demodulated reference signal, described subframe 1 is for to be numbered 1 time division duplex special subframe with the subframe of described descending sub frame in same radio frames.
13. according to the network equipment described in claim 11 or 12, it is characterized in that, also comprises resource mapping method determination module, for:
At each time division duplex special subframe, configure in corresponding user equipment specific demodulated reference signal resource mapping method and select a kind of conduct to be applied to the user equipment specific demodulated reference signal resource mapping method of described descending sub frame, and by high-level signaling, the time division duplex special subframe of described selection is configured to corresponding user equipment specific demodulated reference signal resource mapping method and send to described subscriber equipment; Or,
At each time division duplex special subframe, configure in corresponding user equipment specific demodulated reference signal resource mapping method and select a kind of conduct to be applied to the user equipment specific demodulated reference signal resource mapping method of described descending sub frame, and by broadcast signaling, the time division duplex special subframe of described selection is configured to corresponding user equipment specific demodulated reference signal resource mapping method and send to described subscriber equipment; Or,
According to determining that with described subscriber equipment agreement in advance the time division duplex special subframe that is applied to described descending sub frame configures corresponding user equipment specific demodulated reference signal resource mapping method.
14. according to the network equipment described in claim 11 or 12, it is characterized in that, described descending sub frame is the descending sub frame 6 in the time division duplex uplink-downlink configuration of 10 milliseconds of up-downgoing switching points of use.
15. according to the network equipment described in claim 11 or 12, it is characterized in that, does not have public reference signal transmission in described descending sub frame.
16. 1 kinds of subscriber equipmenies, is characterized in that, comprising:
Running time-frequency resource determination module, according to a kind of time division duplex special subframe, configure corresponding user equipment specific demodulated reference signal resource mapping method, determine in descending sub frame for the running time-frequency resource of transmission user device-specific demodulated reference signal, described descending sub frame is the descending sub frame except special subframe or the descending sub frame in frequency division duplex system in tdd systems; Wherein, according to the running time-frequency resource for transmission user device-specific demodulated reference signal in the definite descending sub frame of user equipment specific demodulated reference signal resource mapping method corresponding to described time division duplex special subframe, do not exist overlapping with the running time-frequency resource for synchronous signal transmission;
Resource receiver module, for receiving described user equipment specific demodulated reference signal on the running time-frequency resource definite described in described descending sub frame.
17. subscriber equipmenies according to claim 16, is characterized in that, described running time-frequency resource determination module specifically for:
When descending employing regular circulation prefix, according to the time division duplex special subframe of descending employing regular circulation prefix, configure the user equipment specific demodulated reference signal resource mapping method of 1/2/6/7 correspondence, determine in described descending sub frame the running time-frequency resource for transmission user device-specific demodulated reference signal; Or,
When descending employing regular circulation prefix, according to the time division duplex special subframe of descending employing regular circulation prefix, configure the user equipment specific demodulated reference signal resource mapping method of 3/4/8 correspondence, determine in described descending sub frame the running time-frequency resource for transmission user device-specific demodulated reference signal; Or,
When descending employing regular circulation prefix, according to the time division duplex special subframe of descending employing regular circulation prefix, configure the user equipment specific demodulated reference signal resource mapping method of 9 correspondences, determine in described descending sub frame the running time-frequency resource for transmission user device-specific demodulated reference signal; Or,
When descending employing extended cyclic prefix, according to the time division duplex special subframe of descending employing extended cyclic prefix, configure the user equipment specific demodulated reference signal resource mapping method of 1/2/3/5/6 correspondence, determine in described descending sub frame the running time-frequency resource for transmission user device-specific demodulated reference signal; Or,
When descending employing extended cyclic prefix, according to the time division duplex special subframe of descending employing extended cyclic prefix, configure the user equipment specific demodulated reference signal resource mapping method of 7 correspondences, determine in described descending sub frame the running time-frequency resource for transmission user device-specific demodulated reference signal; Or,
The user equipment specific demodulated reference signal resource mapping method of using according to subframe 1, determine in described descending sub frame that, for the running time-frequency resource of transmission user device-specific demodulated reference signal, described subframe 1 is for to be numbered 1 time division duplex special subframe with the subframe of described descending sub frame in same radio frames.
18. according to the subscriber equipment described in claim 16 or 17, it is characterized in that, also comprises mapping mode determination module, for:
According to the indication of high-level signaling, determine that described time division duplex special subframe configures corresponding user equipment specific demodulated reference signal resource mapping method; Or,
According to the indication of broadcast signaling, determine that described time division duplex special subframe configures corresponding user equipment specific demodulated reference signal resource mapping method; Or,
According to determining with network equipment agreement in advance the user equipment specific demodulated reference signal resource mapping method that described time division duplex special subframe is corresponding.
19. according to the subscriber equipment described in claim 16 or 17, it is characterized in that, described descending sub frame is the descending sub frame 6 in the time division duplex uplink-downlink configuration of 10 milliseconds of up-downgoing switching points of use.
20. according to the subscriber equipment described in claim 16 or 17, it is characterized in that, does not have public reference signal transmission in described descending sub frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310057198.2A CN104009827B (en) | 2013-02-22 | 2013-02-22 | A kind of transmission method and equipment of user equipment specific demodulated reference signal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310057198.2A CN104009827B (en) | 2013-02-22 | 2013-02-22 | A kind of transmission method and equipment of user equipment specific demodulated reference signal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104009827A true CN104009827A (en) | 2014-08-27 |
| CN104009827B CN104009827B (en) | 2019-05-21 |
Family
ID=51370325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310057198.2A Active CN104009827B (en) | 2013-02-22 | 2013-02-22 | A kind of transmission method and equipment of user equipment specific demodulated reference signal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104009827B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017166902A1 (en) * | 2016-03-31 | 2017-10-05 | 电信科学技术研究院 | Transmission method, device and system |
| CN107733608A (en) * | 2016-08-12 | 2018-02-23 | 华为技术有限公司 | A kind of method for transmitting synchronizing signal and device |
| CN107949999A (en) * | 2015-07-14 | 2018-04-20 | 瑞典爱立信有限公司 | Reference signal in communication network |
| CN109417452A (en) * | 2016-04-22 | 2019-03-01 | 瑞典爱立信有限公司 | Radio network node, wireless device and the method for being wherein used for reference signal configuration |
| WO2019109921A1 (en) * | 2017-12-04 | 2019-06-13 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Multiple resource set configuration |
| WO2019192531A1 (en) * | 2018-04-04 | 2019-10-10 | 华为技术有限公司 | Communication method, communication device, and system |
| CN110324122A (en) * | 2018-03-29 | 2019-10-11 | 上海朗帛通信技术有限公司 | A kind of user equipment that be used to wirelessly communicate, the method and apparatus in base station |
| CN110945818A (en) * | 2017-07-21 | 2020-03-31 | 高通股份有限公司 | Multiplexing demodulation reference signals and synchronization signals in new radios |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101577563A (en) * | 2008-05-07 | 2009-11-11 | 大唐移动通信设备有限公司 | Method, device and base station for transmitting PMCH in special subframe |
| US20100034174A1 (en) * | 2007-01-19 | 2010-02-11 | Ntt Docomo, Inc. | Base station apparatus and communication control method |
| CN102379144A (en) * | 2009-04-08 | 2012-03-14 | 高通股份有限公司 | Minimizing the impact of self synchro-nization on wireless communication devices |
| CN102761911A (en) * | 2011-04-26 | 2012-10-31 | 中国移动通信集团公司 | Method and device for transmitting demodulation reference signal, as well as method and device for receiving demodulation reference signal |
-
2013
- 2013-02-22 CN CN201310057198.2A patent/CN104009827B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100034174A1 (en) * | 2007-01-19 | 2010-02-11 | Ntt Docomo, Inc. | Base station apparatus and communication control method |
| CN101577563A (en) * | 2008-05-07 | 2009-11-11 | 大唐移动通信设备有限公司 | Method, device and base station for transmitting PMCH in special subframe |
| CN102379144A (en) * | 2009-04-08 | 2012-03-14 | 高通股份有限公司 | Minimizing the impact of self synchro-nization on wireless communication devices |
| CN102761911A (en) * | 2011-04-26 | 2012-10-31 | 中国移动通信集团公司 | Method and device for transmitting demodulation reference signal, as well as method and device for receiving demodulation reference signal |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107949999A (en) * | 2015-07-14 | 2018-04-20 | 瑞典爱立信有限公司 | Reference signal in communication network |
| WO2017166902A1 (en) * | 2016-03-31 | 2017-10-05 | 电信科学技术研究院 | Transmission method, device and system |
| US10651999B2 (en) | 2016-03-31 | 2020-05-12 | China Academy Of Telecommunications Technology | Transmission method, device and system |
| CN109417452A (en) * | 2016-04-22 | 2019-03-01 | 瑞典爱立信有限公司 | Radio network node, wireless device and the method for being wherein used for reference signal configuration |
| CN107733608B (en) * | 2016-08-12 | 2020-04-03 | 华为技术有限公司 | Method and device for sending synchronization signal |
| CN107733608A (en) * | 2016-08-12 | 2018-02-23 | 华为技术有限公司 | A kind of method for transmitting synchronizing signal and device |
| CN110945818A (en) * | 2017-07-21 | 2020-03-31 | 高通股份有限公司 | Multiplexing demodulation reference signals and synchronization signals in new radios |
| WO2019109921A1 (en) * | 2017-12-04 | 2019-06-13 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Multiple resource set configuration |
| US11246127B2 (en) | 2017-12-04 | 2022-02-08 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Multiple resource set configuration |
| CN110324122A (en) * | 2018-03-29 | 2019-10-11 | 上海朗帛通信技术有限公司 | A kind of user equipment that be used to wirelessly communicate, the method and apparatus in base station |
| CN110324122B (en) * | 2018-03-29 | 2021-11-23 | 上海朗帛通信技术有限公司 | Method and device used in user equipment and base station for wireless communication |
| WO2019192531A1 (en) * | 2018-04-04 | 2019-10-10 | 华为技术有限公司 | Communication method, communication device, and system |
| CN110351046A (en) * | 2018-04-04 | 2019-10-18 | 华为技术有限公司 | Communication means, communication device and system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104009827B (en) | 2019-05-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR102592399B1 (en) | Method, apparatus and system for transmitting and receiving control channel of wireless communication system | |
| CN104904300B (en) | Wireless communications method, user equipment and network side equipment | |
| CN104009827A (en) | Transmission method for UE special-purpose demodulation reference signal and devices | |
| CN102611524B (en) | Method, system and equipment for information transmission | |
| CN102594513B (en) | Enhanced downlink control signal channel transmission method and device | |
| CN109391452B (en) | Method for allocating and acquiring idle state CORESET, base station, user equipment and readable medium | |
| CN103379072B (en) | A kind of method for transmitting signals and device | |
| EP2919538A1 (en) | Terminal device, communication method and integrated circuit | |
| EP2941080B1 (en) | Transmission of demodulation reference signals in a new carrier type | |
| WO2016045472A1 (en) | Method and device for data transmission on unlicensed frequency band | |
| AU2015403755B2 (en) | Uplink data sending apparatus and method, and uplink data receiving apparatus and method | |
| CN105340198A (en) | Method and apparatus for acquiring control information in wireless communication system | |
| WO2013166961A1 (en) | Method and device for recognizing type of carrier wave | |
| EP3036856A1 (en) | A node and method for uplink scheduling and hybrid automatic repeat request timing | |
| US10547424B2 (en) | Method of configuring channel state information reference signal transmitted on pilot and device utilizing same | |
| CN106793097B (en) | The control method of user equipment, network side equipment and user equipment | |
| CN104009831A (en) | User special-purpose demodulation reference signal transmission and data demodulation methods and devices | |
| CN116405995A (en) | Method and apparatus for transmitting PDSCH in wireless communication system | |
| CN103517345A (en) | Downlink UE-specific DM-RS transmission method, UE and network-side device | |
| CN111466147A (en) | Resource grid offset indication in a hybrid parameter set | |
| CN103581094A (en) | Downlink user dedicated demodulation reference signal transmitting method and device | |
| CN103384163A (en) | Method and device for transmitting physical broadcast channel | |
| CN103096477A (en) | Enhanced physical downlink control channel (PDCCH) implementation method and associated equipment | |
| CN104038970A (en) | Communication processing method and equipment | |
| WO2014015800A1 (en) | Method and device for transmitting downlink user equipment specific demodulation reference signal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100191 No. 40, Haidian District, Beijing, Xueyuan Road Patentee after: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY Address before: 100191 No. 40, Haidian District, Beijing, Xueyuan Road Patentee before: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY |
|
| CP01 | Change in the name or title of a patent holder | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210602 Address after: 100085 1st floor, building 1, yard 5, Shangdi East Road, Haidian District, Beijing Patentee after: DATANG MOBILE COMMUNICATIONS EQUIPMENT Co.,Ltd. Address before: 100191 No. 40, Haidian District, Beijing, Xueyuan Road Patentee before: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY |
|
| TR01 | Transfer of patent right |