CN105828438A - Reference signal configuration method, reference signal configuration device, base station and user equipment - Google Patents
Reference signal configuration method, reference signal configuration device, base station and user equipment Download PDFInfo
- Publication number
- CN105828438A CN105828438A CN201510004026.8A CN201510004026A CN105828438A CN 105828438 A CN105828438 A CN 105828438A CN 201510004026 A CN201510004026 A CN 201510004026A CN 105828438 A CN105828438 A CN 105828438A
- Authority
- CN
- China
- Prior art keywords
- reference signals
- uplink reference
- downlink
- reference signal
- uplink
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a reference signal configuration method. According to the method, when determining that the uplink air interface resource is insufficient, a network side sends a downlink reference signal to all user equipment, notifies all the user equipment to carry out channel measurement according to the downlink reference signal, and notifies all the user equipment to cancel or reduce uplink reference signal sending. The invention further discloses a device for implementing the method and a base station.
Description
Technical field
The present invention relates to the channel measurement technology in the communications field, particularly relate to the collocation method of a kind of reference signal, device, base station and subscriber equipment.
Background technology
At present, little base station monitoring users uplink detection reference signal (SoundingReferenceSignal, SRS) carries out little base station and is the discovery that an important candidate technologies scheme of 3GPPR12SmallCellEnhancement project.Relevant discussion point out future SmallCell except can as tradition LTE system based on primary synchronization signals/auxiliary synchronous signal, cell specific reference signal (Cell-specificReferenceSignal, etc. CRS) descending symbol and reference signal carry out the discovery of little base station, the discovery of little base station can also be realized, to solve the interference problem of a large amount of downlink reference signals that following intensive small station is caused by the up SRS of little base station monitoring users.
Along with the development of mobile communication technology, honeycomb is by further miniaturization, densification, to meet the business demand of user's more capacity.Relation between little base station and user that cellulor is corresponding will be the most reciprocity, be mainly reflected in little base station and user in relevant configuration, such as: the aspect such as antenna, power is more close.In this case, up-downgoing channel reciprocity will be more abundant.Therefore, uplink reference signals and downlink reference signal have higher being substituted for each other property in terms of channel measurement, use out-hole run to replace descending measurement and also possess bigger feasibility.
But, from another perspective, the ascending resource of network and the uplink transmission power of user are caused challenge by the uplink reference signals depending on subscriber equipment transmission.
Summary of the invention
For solving the technical problem of existing existence, the embodiment of the present invention provides the collocation method of a kind of reference signal, device, base station and subscriber equipment.
Embodiments providing the collocation method of a kind of reference signal, the method includes:
When network side determines ascending idle port inadequate resource, downlink reference signal is sent to all subscriber equipmenies, and notify that described all subscriber equipmenies carry out channel measurement according to described downlink reference signal, and notify that all subscriber equipmenies are cancelled or reduce the transmission of uplink reference signals.
Wherein, described network side determines ascending idle port inadequate resource, including:
Network side determines that the closeness of uplink reference signals higher than pre-determined threshold or determines that the power headroom having subscriber equipment is less than pre-determined threshold.
In one embodiment, the method also includes:
Network side determines when the closeness of uplink reference signals is higher than pre-determined threshold less than the power headroom of pre-determined threshold and all subscriber equipmenies, notifies that all subscriber equipmenies send uplink reference signals.
Wherein, described network side notifies that all subscriber equipmenies send uplink reference signals, including:
Network side configures all subscriber equipmenies and sends uplink reference signals, and distribution sends resource required during described uplink reference signals.
Wherein, the determination method of the closeness of described uplink reference signals be following any one:
The quantity needing the ascending resource of configuration when carrying out channel measurement by statistics based on uplink reference signals determines；
Determined by the quantity of the subscriber equipment of statistics transmission uplink reference signals；
Determined by the value calculating (ascending resource needing configuration when up weight * carries out channel measurement based on uplink reference signals)/(needing the downlink resource of configuration when descending weight * carries out channel measurement based on downlink reference signal), wherein, described uplink and downlink weight and uplink and downlink transmit power are relevant to uplink and downlink load percentage and network settings.
Wherein, the determination method of the power headroom of described all subscriber equipmenies, including:
Network side power headroom reporting (PHR) based on each user equipment to report, detects the power headroom of each subscriber equipment.
Wherein, the described closeness determining uplink reference signals in the range of following any one:
In the range of macro station or in one group of adjacent little base station range or in a little base station range.
The embodiment of the present invention additionally provides the collocation method of a kind of reference signal, and the method includes:
Subscriber equipment receives the downlink reference signal that network side sends when determining ascending idle port inadequate resource, and after receiving the notice that described network side sends, carries out channel measurement according to described downlink reference signal and cancel or reduce the transmission of uplink reference signals.
Wherein, described ascending idle port inadequate resource, including:
The closeness of uplink reference signals is higher than pre-determined threshold or has the power headroom of subscriber equipment less than pre-determined threshold.
In one embodiment, the method also includes:
Described subscriber equipment, after receiving the notice that described network side sends, sends uplink reference signals；
Described notice, for: network side determines what the closeness of uplink reference signals sent when being higher than pre-determined threshold less than the power headroom of pre-determined threshold and all subscriber equipmenies.
The embodiment of the present invention additionally provides the configuration device of a kind of reference signal, and this device includes: judge module and processing module；Wherein,
Described judge module, when being used for determining ascending idle port inadequate resource, triggers described processing module；
Described processing module, for sending downlink reference signal to all subscriber equipmenies, and notifies that described all subscriber equipmenies carry out channel measurement according to described downlink reference signal, and notifies that all subscriber equipmenies are cancelled or reduce the transmission of uplink reference signals.
Wherein, described judge module determines ascending idle port inadequate resource, including:
Determine that the closeness of uplink reference signals higher than pre-determined threshold or determines that the power headroom having subscriber equipment is less than pre-determined threshold.
In one embodiment, described judge module, when being additionally operable to the closeness the determining uplink reference signals power headroom less than pre-determined threshold and all subscriber equipmenies higher than pre-determined threshold, triggers described processing module；Accordingly,
Described processing module, is additionally operable to notify that all subscriber equipmenies send uplink reference signals.
Wherein, described judge module determines that the closeness of uplink reference signals includes any one method following:
The quantity needing the ascending resource of configuration when judge module carries out channel measurement by statistics based on uplink reference signals determines；
Judge module is determined by the quantity of the subscriber equipment that statistics sends uplink reference signals；
Judge module is determined by the value calculating (ascending resource needing configuration when up weight * carries out channel measurement based on uplink reference signals)/(needing the downlink resource of configuration when descending weight * carries out channel measurement based on downlink reference signal), wherein, described uplink and downlink weight and uplink and downlink transmit power, uplink and downlink load percentage and network settings are correlated with.
The embodiment of the present invention additionally provides a kind of base station, and this base station includes devices described above.
The embodiment of the present invention additionally provides a kind of subscriber equipment, and described subscriber equipment includes: receiver module and processing module；Wherein,
Described receiver module, for receiving the downlink reference signal that network side sends when determining ascending idle port inadequate resource, and after receiving the notice that described network side sends, triggers described processing module；
Described processing module, for carrying out channel measurement according to described downlink reference signal and cancelling or reduce the transmission of uplink reference signals.
Wherein, described ascending idle port inadequate resource, including:
The closeness of uplink reference signals is higher than pre-determined threshold or has the power headroom of subscriber equipment less than pre-determined threshold.
In one embodiment, described subscriber equipment also includes: sending module, for after described receiver module receives the notice that described network side sends, sends uplink reference signals；
Described notice, for: network side determines what the closeness of uplink reference signals sent when being higher than pre-determined threshold less than the power headroom of pre-determined threshold and all subscriber equipmenies.
The collocation method of reference signal, device, base station and the subscriber equipment that the embodiment of the present invention provides, when network side determines ascending idle port inadequate resource, downlink reference signal is sent to all subscriber equipmenies, and notify that described all subscriber equipmenies carry out channel measurement according to downlink reference signal, and notify that all subscriber equipmenies are cancelled or reduce the transmission of uplink reference signals.The embodiment of the present invention makes full use of the reciprocity of up-downgoing channel, replace uplink reference signals when meeting certain condition with downlink reference signal and carry out channel measurement, uplink reference signals is utilized to improve the pollutional condition of downlink reference signal, solve the pressure that uplink reference signals causes to ascending resource and user equipment transmitting power, also can improve the interference environment of network, promote channel measurement quality, reduction reference signal transmission expense.
Accompanying drawing explanation
In accompanying drawing (it is not necessarily drawn to scale), the parts that similar reference can be similar described in the different views.The similar reference numerals with different letter suffix can represent the different examples of similar component.Accompanying drawing generally shows each embodiment discussed herein by way of example and not limitation.
Fig. 1 is the collocation method flowchart of reference signal described in the embodiment of the present invention；
Fig. 2 is the collocation method flowchart of reference signal described in another embodiment of the present invention；
Fig. 3 is the configuration apparatus structure schematic diagram of reference signal described in the embodiment of the present invention；
Fig. 4 is the structural representation of subscriber equipment described in the embodiment of the present invention.
Detailed description of the invention
In embodiments of the invention, when network side determines ascending idle port inadequate resource, send downlink reference signal to all subscriber equipmenies, and notify that described all subscriber equipmenies carry out channel measurement according to downlink reference signal, and notify that all subscriber equipmenies are cancelled or reduce the transmission of uplink reference signals.
Wherein, the closeness of described uplink reference signals is: the closeness of the uplink reference signals of required configuration when carrying out channel measurement based on uplink reference signals；Described all subscriber equipmenies are: need to upload all subscriber equipmenies of described uplink reference signals.
In the embodiment of the present invention, described all subscriber equipmenies are: need to be completed the subscriber equipment of " discovery of user, measurement or channel are estimated " by reference signal；And for partial silence, it is not necessary to perform the subscriber equipment of above-mentioned " discovery of user, measurement or channel are estimated " behavior, in the range of all subscriber equipmenies described in the embodiment of the present invention.
Below in conjunction with the accompanying drawings and the present invention is described in further detail by specific embodiment.
Fig. 1 is the collocation method flowchart of reference signal described in the embodiment of the present invention, as it is shown in figure 1, the method includes:
Step 101: network side determines ascending idle port inadequate resource；
In the embodiment of the present invention, described network side can be the eNodeB etc. in LTE system.
Step 102: the lateral all subscriber equipmenies of network send downlink reference signal, and notify that described all subscriber equipmenies carry out channel measurement according to downlink reference signal, and notify that all subscriber equipmenies are cancelled or reduce the transmission of uplink reference signals.
Wherein, described network side determines ascending idle port inadequate resource, including:
Network side determines that the closeness of uplink reference signals higher than pre-determined threshold or determines that the power headroom having subscriber equipment is less than pre-determined threshold.
In one embodiment, the method also includes: network side determines when the closeness of uplink reference signals is higher than pre-determined threshold less than the power headroom of pre-determined threshold and all subscriber equipmenies, notifies that all subscriber equipmenies send uplink reference signals.
Here, described network side notifies that all subscriber equipmenies send uplink reference signals, including:
Network side configures all subscriber equipmenies and sends uplink reference signals, and distribution sends resource required during described uplink reference signals.
The embodiment of the present invention makes full use of the reciprocity of up-downgoing channel, replace uplink reference signals when meeting certain condition with downlink reference signal and carry out channel measurement, uplink reference signals is utilized to improve the pollutional condition of downlink reference signal, solve the pressure that uplink reference signals causes to ascending resource and user equipment transmitting power, also can improve the interference environment of network, promote channel measurement quality, reduction reference signal transmission expense.
In the embodiment of the present invention, the determination method of the closeness of described uplink reference signals be following any one:
The quantity needing the ascending resource of configuration when carrying out channel measurement by statistics based on uplink reference signals determines；
Wherein, described ascending resource, can be: the wireless transmission block (radioblock, RB) taken, it may be assumed that the basic time frequency unit that LTE is wirelessly transferred.
Determined by the quantity of the subscriber equipment of statistics transmission uplink reference signals；
Determined by the value calculating (ascending resource needing configuration when up weight * carries out channel measurement based on uplink reference signals)/(needing the downlink resource of configuration when descending weight * carries out channel measurement based on downlink reference signal)；Wherein, the described ascending resource needing configuration and downlink resource can the quantity of RB by taking be weighed；Described uplink and downlink weight is relevant to uplink and downlink transmit power, and power is the biggest, and weight is the biggest；Described uplink and downlink weight is also relevant to uplink and downlink load percentage, loads the biggest, and weight is the biggest；It addition, described uplink and downlink weight is also relevant to network settings, such as: in order to consider that terminal is energy-conservation, descending weight can be tuned up.
Accordingly, the pre-determined threshold of the closeness of described uplink reference signals can be following any one:
The quantity * threshold value of ascending resource the most available in system, the quantity of described ascending resource can characterize with RB, and threshold value can be such as 30%；
The quantity of subscriber equipment, such as: 2；
(needing the ascending resource of configuration when up weight * carries out channel measurement based on uplink reference signals)/(needing the downlink resource of configuration when descending weight * carries out channel measurement based on downlink reference signal) value is 1.
Certainly, the pre-determined threshold of the closeness of described uplink reference signals could be arranged to other value.
In embodiments of the present invention, the determination of the closeness of described uplink reference signals can be in the range of macro station or in one group of adjacent little base station range or at a little base station range.
In embodiments of the present invention, the determination method of the power headroom of described all subscriber equipmenies includes:
Network side power headroom reporting (PHR) based on each user equipment to report (PowerHeadroomReport, PHR) detects the power headroom of each subscriber equipment.
In embodiments of the present invention, described determine have the power headroom of subscriber equipment to include less than the method for pre-determined threshold:
Respectively the power headroom of all subscriber equipmenies is compared with pre-determined threshold, if all subscriber equipmenies exist the power headroom subscriber equipment less than pre-determined threshold, then it is assumed that have the power headroom of subscriber equipment less than pre-determined threshold.
The embodiment of the present invention additionally provides the collocation method of a kind of reference signal, and the method includes:
Subscriber equipment receives the downlink reference signal that network side sends when determining ascending idle port inadequate resource, and after receiving the notice that described network side sends, carries out channel measurement according to described downlink reference signal and cancel or reduce the transmission of uplink reference signals.
Wherein, described ascending idle port inadequate resource, including:
The closeness of uplink reference signals is higher than pre-determined threshold or has the power headroom of subscriber equipment less than pre-determined threshold.
In the embodiment of the present invention, the determination method of the closeness of described uplink reference signals be following any one:
The quantity needing the ascending resource of configuration when carrying out channel measurement by statistics based on uplink reference signals determines；
Wherein, described ascending resource, can be: the wireless transmission block (radioblock, RB) taken, it may be assumed that the basic time frequency unit that LTE is wirelessly transferred.
Determined by the quantity of the subscriber equipment of statistics transmission uplink reference signals；
Determined by the value calculating (ascending resource needing configuration when up weight * carries out channel measurement based on uplink reference signals)/(needing the downlink resource of configuration when descending weight * carries out channel measurement based on downlink reference signal)；Wherein, the described ascending resource needing configuration and downlink resource can the quantity of RB by taking be weighed；Described uplink and downlink weight is relevant to uplink and downlink transmit power, and power is the biggest, and weight is the biggest；Described uplink and downlink weight is also relevant to uplink and downlink load percentage, loads the biggest, and weight is the biggest；It addition, described uplink and downlink weight is also relevant to network settings, such as: in order to consider that terminal is energy-conservation, descending weight can be tuned up.
Accordingly, the pre-determined threshold of the closeness of described uplink reference signals can be following any one:
The quantity * threshold value of ascending resource the most available in system, the quantity of described ascending resource can characterize with RB, and threshold value can be such as 30%；
The quantity of subscriber equipment, such as: 2；
(needing the ascending resource of configuration when up weight * carries out channel measurement based on uplink reference signals)/(needing the downlink resource of configuration when descending weight * carries out channel measurement based on downlink reference signal) value is 1.
Certainly, the pre-determined threshold of the closeness of described uplink reference signals could be arranged to other value.
In embodiments of the present invention, the determination of the closeness of described uplink reference signals can be in the range of macro station or in one group of adjacent little base station range or at a little base station range.
In one embodiment, the method also includes:
Described subscriber equipment, after receiving the notice that described network side sends, sends uplink reference signals；
Described notice, for: network side determines what the closeness of uplink reference signals sent when being higher than pre-determined threshold less than the power headroom of pre-determined threshold and all subscriber equipmenies.
The embodiment of the present invention makes full use of the reciprocity of up-downgoing channel, replace uplink reference signals when meeting certain condition with downlink reference signal and carry out channel measurement, uplink reference signals is utilized to improve the pollutional condition of downlink reference signal, solve the pressure that uplink reference signals causes to ascending resource and user equipment transmitting power, also can improve the interference environment of network, promote channel measurement quality, reduction reference signal transmission expense.
Fig. 2 is the collocation method flowchart of reference signal described in another embodiment of the present invention, as in figure 2 it is shown, the method includes:
Step 201: network side, before sending reference signal configuration message, adds up the closeness of the uplink reference signals needing subscriber equipment to send；
Here, described network side can send described reference signal configuration message by the Physical Downlink Control Channel (PDCCH) in LTE；Described uplink reference signals can be the SRS in LTE.
Step 202: network side judges whether the closeness of described uplink reference signals is higher than pre-determined threshold, if it is, perform step 203；Otherwise, step 204 is performed；
Step 203: the lateral described subscriber equipment of network sends downlink reference signal, and notify that all subscriber equipmenies carry out the measurement of channel according to corresponding downlink reference signal by sending downlink control message, notify that the transmission of uplink reference signals is cancelled or reduced to all subscriber equipmenies simultaneously, perform step 207 afterwards；
Step 204: network side PHR based on user equipment to report detects the power headroom of all subscriber equipmenies；
Step 205: network side determines whether that the power headroom of subscriber equipment is less than pre-determined threshold, if it is, perform step 203；Otherwise, step 206 is performed；
It should be noted that LTE system Physical Uplink Shared Channel (PUSCH) power has a UE power headroom reporting in controlling, being the difference of UE maximum transmission power and the transmitting power calculating needs according to formula, its span is-23～40db.It is appreciated that the power headroom (PH) when subscriber equipment is < time 0 (pre-determined threshold of power headroom), at the transmitting underpower that subscriber equipment is to a certain degree just described.
Step 206: by sending downlink control message, network side notifies that all subscriber equipmenies send uplink reference signals；
Step 207: the configuration flow of reference signal terminates.
The embodiment of the present invention additionally provides the configuration device of a kind of reference signal, as it is shown on figure 3, this device includes: judge module 301 and processing module 302；Wherein,
Described judge module 301, when being used for determining ascending idle port inadequate resource, triggers described processing module 302；
Described processing module 302, for sending downlink reference signal to all subscriber equipmenies, and notifies that described all subscriber equipmenies carry out channel measurement according to described downlink reference signal, and notifies that all subscriber equipmenies are cancelled or reduce the transmission of uplink reference signals.
In embodiments of the present invention, described judge module determines ascending idle port inadequate resource, including:
Determine that the closeness of uplink reference signals higher than pre-determined threshold or determines that the power headroom having subscriber equipment is less than pre-determined threshold.
In an embodiment of the invention, described judge module 301, when being additionally operable to the closeness the determining uplink reference signals power headroom less than pre-determined threshold and all subscriber equipmenies higher than pre-determined threshold, triggers described processing module 302；Accordingly,
Described processing module 302, is additionally operable to notify that all subscriber equipmenies send uplink reference signals.
The embodiment of the present invention makes full use of the reciprocity of up-downgoing channel, replace uplink reference signals when meeting certain condition with downlink reference signal and carry out channel measurement, uplink reference signals is utilized to improve the pollutional condition of downlink reference signal, solve the pressure that uplink reference signals causes to ascending resource and user equipment transmitting power, also can improve the interference environment of network, promote channel measurement quality, reduction reference signal transmission expense.
In the embodiment of the present invention, described judge module 301 determines that the closeness of uplink reference signals includes any one method following:
The quantity needing the ascending resource of configuration when carrying out channel measurement by statistics based on uplink reference signals determines；
Determined by the quantity of the subscriber equipment of statistics transmission uplink reference signals；
Determined by the value calculating (ascending resource needing configuration when up weight * carries out channel measurement based on uplink reference signals)/(needing the downlink resource of configuration when descending weight * carries out channel measurement based on downlink reference signal), wherein, described uplink and downlink weight and uplink and downlink transmit power, uplink and downlink load percentage and network settings are correlated with.
Accordingly, the pre-determined threshold of the closeness of described uplink reference signals can be following any one:
The quantity * threshold value of ascending resource the most available in system, the quantity of described ascending resource can characterize with RB, and threshold value can be such as 30%；
The quantity of subscriber equipment, such as: 2；
(needing the ascending resource of configuration when up weight * carries out channel measurement based on uplink reference signals)/(needing the downlink resource of configuration when descending weight * carries out channel measurement based on downlink reference signal) value is 1.
Certainly, the pre-determined threshold of the closeness of described uplink reference signals could be arranged to other value.
In embodiments of the present invention, when described judge module 301 determines the closeness of uplink reference signals, can be in the range of macro station or in one group of adjacent little base station range or at a little base station range.
It should be noted that LTE system Physical Uplink Shared Channel (PUSCH) power has a UE power headroom reporting in controlling, being the difference of UE maximum transmission power and the transmitting power calculating needs according to formula, its span is-23～40dB.It is appreciated that the power headroom (PH) when subscriber equipment is < time 0 (pre-determined threshold of power headroom), at the transmitting underpower that subscriber equipment is to a certain degree just described.
The embodiment of the present invention additionally provides a kind of base station, and this base station includes the configuration device of reference signal mentioned above, and described base station can be the eNodeB etc. in LTE system.
The embodiment of the present invention additionally provides a kind of subscriber equipment, and as shown in Figure 4, described subscriber equipment includes: receiver module 41 and processing module 42；Wherein,
Described receiver module 41, for receiving the downlink reference signal that network side sends when determining ascending idle port inadequate resource, and after receiving the notice that described network side sends, triggers described processing module；
Described processing module 42, for carrying out channel measurement according to described downlink reference signal and cancelling or reduce the transmission of uplink reference signals.
The embodiment of the present invention makes full use of the reciprocity of up-downgoing channel, replace uplink reference signals when meeting certain condition with downlink reference signal and carry out channel measurement, uplink reference signals is utilized to improve the pollutional condition of downlink reference signal, solve the pressure that uplink reference signals causes to ascending resource and user equipment transmitting power, also can improve the interference environment of network, promote channel measurement quality, reduction reference signal transmission expense.
Wherein, described ascending idle port inadequate resource, including:
The closeness of uplink reference signals is higher than pre-determined threshold or has the power headroom of subscriber equipment less than pre-determined threshold.
In the embodiment of the present invention, the determination method of the closeness of described uplink reference signals be following any one:
The quantity needing the ascending resource of configuration when carrying out channel measurement by statistics based on uplink reference signals determines；
Wherein, described ascending resource, can be: the wireless transmission block (radioblock, RB) taken, it may be assumed that the basic time frequency unit that LTE is wirelessly transferred.
Determined by the quantity of the subscriber equipment of statistics transmission uplink reference signals；
Determined by the value calculating (ascending resource needing configuration when up weight * carries out channel measurement based on uplink reference signals)/(needing the downlink resource of configuration when descending weight * carries out channel measurement based on downlink reference signal)；Wherein, the described ascending resource needing configuration and downlink resource can the quantity of RB by taking be weighed；Described uplink and downlink weight is relevant to uplink and downlink transmit power, and power is the biggest, and weight is the biggest；Described uplink and downlink weight is also relevant to uplink and downlink load percentage, loads the biggest, and weight is the biggest；It addition, described uplink and downlink weight is also relevant to network settings, such as: in order to consider that terminal is energy-conservation, descending weight can be tuned up.
Accordingly, the pre-determined threshold of the closeness of described uplink reference signals can be following any one:
The quantity * threshold value of ascending resource the most available in system, the quantity of described ascending resource can characterize with RB, and threshold value can be such as 30%；
The quantity of subscriber equipment, such as: 2；
(needing the ascending resource of configuration when up weight * carries out channel measurement based on uplink reference signals)/(needing the downlink resource of configuration when descending weight * carries out channel measurement based on downlink reference signal) value is 1.
Certainly, the pre-determined threshold of the closeness of described uplink reference signals could be arranged to other value.
In embodiments of the present invention, the determination of the closeness of described uplink reference signals can be in the range of macro station or in one group of adjacent little base station range or at a little base station range.
In one embodiment, described subscriber equipment also includes: sending module 43, for after described receiver module 41 receives the notice that described network side sends, sends uplink reference signals；
Described notice, for: network side determines what the closeness of uplink reference signals sent when being higher than pre-determined threshold less than the power headroom of pre-determined threshold and all subscriber equipmenies.
The embodiment of the present invention considers the expense of uplink reference signals configuration and the power restriction of subscriber equipment, and flexible configuration uplink reference signals or downlink reference signal realize the measurement of channel, to reduce reference signal transmission expense and the impact on network performance.When reality is applied, such as: when access point (base station) quantity is similar with number of user equipment, uplink reference signals can be sent by subscriber equipment；Otherwise, as legacy network, access point (base station) quantity is less than number of user equipment, then sent downlink reference signal by access point, carries out the measurement of channel for multiple subscriber equipmenies.
Additionally, the embodiment of the present invention is not only suitable for traditional reference signal, it is more suitable in future network the reference signal with similar functions；And, the embodiment of the present invention is applicable not only to the configuration of measuring reference signals, it is also possible to is applicable to little base station and finds the configuration of reference signal.
Those skilled in the art are it should be appreciated that embodiments of the invention can be provided as method, system or computer program.Therefore, the form of the embodiment in terms of the present invention can use hardware embodiment, software implementation or combine software and hardware.And, the present invention can use the form at one or more upper computer programs implemented of computer-usable storage medium (including but not limited to disk memory and optical memory etc.) wherein including computer usable program code.
The present invention is to describe with reference to method, equipment (system) and the flow chart of computer program according to embodiments of the present invention and/or block diagram.It should be understood that can be by the flow process in each flow process in computer program instructions flowchart and/or block diagram and/or square frame and flow chart and/or block diagram and/or the combination of square frame.These computer program instructions can be provided to produce a machine to the processor of general purpose computer, special-purpose computer, Embedded Processor or other programmable data processing device so that the instruction performed by the processor of computer or other programmable data processing device is produced for realizing the device of function specified in one flow process of flow chart or multiple flow process and/or one square frame of block diagram or multiple square frame.
These computer program instructions may be alternatively stored in and can guide in the computer-readable memory that computer or other programmable data processing device work in a specific way, the instruction making to be stored in this computer-readable memory produces the manufacture including command device, and this command device realizes the function specified in one flow process of flow chart or multiple flow process and/or one square frame of block diagram or multiple square frame.
These computer program instructions also can be loaded in computer or other programmable data processing device, make to perform sequence of operations step on computer or other programmable devices to produce computer implemented process, thus the instruction performed on computer or other programmable devices provides the step of the function specified in one flow process of flow chart or multiple flow process and/or one square frame of block diagram or multiple square frame for realization.
The above, only presently preferred embodiments of the present invention, it is not intended to limit protection scope of the present invention.
Claims (18)
1. the collocation method of a reference signal, it is characterised in that the method includes:
When network side determines ascending idle port inadequate resource, downlink reference signal is sent to all subscriber equipmenies, and notify that described all subscriber equipmenies carry out channel measurement according to described downlink reference signal, and notify that all subscriber equipmenies are cancelled or reduce the transmission of uplink reference signals.
Method the most according to claim 1, it is characterised in that described network side determines ascending idle port inadequate resource, including:
Network side determines that the closeness of uplink reference signals higher than pre-determined threshold or determines that the power headroom having subscriber equipment is less than pre-determined threshold.
Method the most according to claim 2, it is characterised in that the method also includes:
Network side determines when the closeness of uplink reference signals is higher than pre-determined threshold less than the power headroom of pre-determined threshold and all subscriber equipmenies, notifies that all subscriber equipmenies send uplink reference signals.
Method the most according to claim 3, it is characterised in that described network side notifies that all subscriber equipmenies send uplink reference signals, including:
Network side configures all subscriber equipmenies and sends uplink reference signals, and distribution sends resource required during described uplink reference signals.
The most according to the method in claim 2 or 3, it is characterised in that the determination method of the closeness of described uplink reference signals be following any one:
The quantity needing the ascending resource of configuration when carrying out channel measurement by statistics based on uplink reference signals determines；
Determined by the quantity of the subscriber equipment of statistics transmission uplink reference signals；
Determined by the value calculating (ascending resource needing configuration when up weight * carries out channel measurement based on uplink reference signals)/(needing the downlink resource of configuration when descending weight * carries out channel measurement based on downlink reference signal), wherein, described uplink and downlink weight and uplink and downlink transmit power are relevant to uplink and downlink load percentage and network settings.
The most according to the method in claim 2 or 3, it is characterised in that the determination method of the power headroom of described all subscriber equipmenies, including:
Network side power headroom reporting (PHR) based on each user equipment to report, detects the power headroom of each subscriber equipment.
The most according to the method in claim 2 or 3, it is characterised in that the described closeness determining uplink reference signals in the range of following any one:
In the range of macro station or in one group of adjacent little base station range or in a little base station range.
8. the collocation method of a reference signal, it is characterised in that the method includes:
Subscriber equipment receives the downlink reference signal that network side sends when determining ascending idle port inadequate resource, and after receiving the notice that described network side sends, carries out channel measurement according to described downlink reference signal and cancel or reduce the transmission of uplink reference signals.
Method the most according to claim 8, it is characterised in that described ascending idle port inadequate resource, including:
The closeness of uplink reference signals is higher than pre-determined threshold or has the power headroom of subscriber equipment less than pre-determined threshold.
Method the most according to claim 9, it is characterised in that the method also includes:
Described subscriber equipment, after receiving the notice that described network side sends, sends uplink reference signals；
Described notice, for: network side determines what the closeness of uplink reference signals sent when being higher than pre-determined threshold less than the power headroom of pre-determined threshold and all subscriber equipmenies.
The configuration device of 11. 1 kinds of reference signals, it is characterised in that this device includes: judge module and processing module；Wherein,
Described judge module, when being used for determining ascending idle port inadequate resource, triggers described processing module；
Described processing module, for sending downlink reference signal to all subscriber equipmenies, and notifies that described all subscriber equipmenies carry out channel measurement according to described downlink reference signal, and notifies that all subscriber equipmenies are cancelled or reduce the transmission of uplink reference signals.
12. devices according to claim 11, it is characterised in that described judge module determines ascending idle port inadequate resource, including:
Determine that the closeness of uplink reference signals higher than pre-determined threshold or determines that the power headroom having subscriber equipment is less than pre-determined threshold.
13. devices according to claim 12, it is characterised in that described judge module, when being additionally operable to the closeness the determining uplink reference signals power headroom less than pre-determined threshold and all subscriber equipmenies higher than pre-determined threshold, trigger described processing module；Accordingly,
Described processing module, is additionally operable to notify that all subscriber equipmenies send uplink reference signals.
14. according to the device described in claim 12 or 13, it is characterised in that described judge module determines that the closeness of uplink reference signals includes any one method following:
The quantity needing the ascending resource of configuration when judge module carries out channel measurement by statistics based on uplink reference signals determines；
Judge module is determined by the quantity of the subscriber equipment that statistics sends uplink reference signals；
Judge module is determined by the value calculating (ascending resource needing configuration when up weight * carries out channel measurement based on uplink reference signals)/(needing the downlink resource of configuration when descending weight * carries out channel measurement based on downlink reference signal), wherein, described uplink and downlink weight and uplink and downlink transmit power are relevant to uplink and downlink load percentage and network settings.
15. 1 kinds of base stations, it is characterised in that this base station includes the device according to any one of claim 8-12.
16. 1 kinds of subscriber equipmenies, it is characterised in that described subscriber equipment includes: receiver module and processing module；Wherein,
Described receiver module, for receiving the downlink reference signal that network side sends when determining ascending idle port inadequate resource, and after receiving the notice that described network side sends, triggers described processing module；
Described processing module, for carrying out channel measurement according to described downlink reference signal and cancelling or reduce the transmission of uplink reference signals.
17. subscriber equipmenies according to claim 16, it is characterised in that described ascending idle port inadequate resource, including:
The closeness of uplink reference signals is higher than pre-determined threshold or has the power headroom of subscriber equipment less than pre-determined threshold.
18. subscriber equipmenies according to claim 17, it is characterised in that described subscriber equipment also includes: sending module, for after described receiver module receives the notice that described network side sends, send uplink reference signals；
Described notice, for: network side determines what the closeness of uplink reference signals sent when being higher than pre-determined threshold less than the power headroom of pre-determined threshold and all subscriber equipmenies.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510004026.8A CN105828438B (en) | 2015-01-04 | 2015-01-04 | A kind of configuration method of reference signal, device, base station and user equipment |
| PCT/CN2015/099439 WO2016107549A1 (en) | 2015-01-04 | 2015-12-29 | Method and device for configuring reference signal, base station and user equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510004026.8A CN105828438B (en) | 2015-01-04 | 2015-01-04 | A kind of configuration method of reference signal, device, base station and user equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105828438A true CN105828438A (en) | 2016-08-03 |
| CN105828438B CN105828438B (en) | 2019-06-25 |
Family
ID=56284285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510004026.8A Active CN105828438B (en) | 2015-01-04 | 2015-01-04 | A kind of configuration method of reference signal, device, base station and user equipment |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105828438B (en) |
| WO (1) | WO2016107549A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108271177A (en) * | 2017-01-03 | 2018-07-10 | 华为技术有限公司 | The transmission method and device of a kind of measuring signal |
| CN110034898A (en) * | 2018-01-12 | 2019-07-19 | 电信科学技术研究院有限公司 | A kind of reference signal transmission method and device |
| US10862652B2 (en) | 2016-11-11 | 2020-12-08 | Huawei Technologies Co., Ltd. | Uplink signal acknowledge method and apparatus |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008093952A3 (en) * | 2007-02-02 | 2009-11-05 | Lg Electronics Inc. | Antenna switching method and method for transmitting and receiving signals for the same |
| CN101808410A (en) * | 2010-01-29 | 2010-08-18 | 华为技术有限公司 | Resource management method, equipment and system |
| CN101835174A (en) * | 2009-03-12 | 2010-09-15 | 中国移动通信集团公司 | Signal transmitting method and related equipment thereof |
| CN102395184A (en) * | 2011-06-30 | 2012-03-28 | 电信科学技术研究院 | Method and device for implementing uplink power control |
| US20130034037A1 (en) * | 2011-08-02 | 2013-02-07 | Vodafone Holding Gmbh | Method for reduced resource usage in system synchronization, data delivery and asynchronous real-time access mobile communications systems with multiple low complexity terminals |
| CN103024915A (en) * | 2011-09-23 | 2013-04-03 | 普天信息技术研究院有限公司 | Method for realizing self-adaptation of uplink sensing reference signal period |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102281518A (en) * | 2010-06-12 | 2011-12-14 | 普天信息技术研究院有限公司 | Resource scheduling/authorizing method |
| CN102149204B (en) * | 2011-02-01 | 2013-10-02 | 华为技术有限公司 | Method and system for scheduling channel resources and base station |
-
2015
- 2015-01-04 CN CN201510004026.8A patent/CN105828438B/en active Active
- 2015-12-29 WO PCT/CN2015/099439 patent/WO2016107549A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008093952A3 (en) * | 2007-02-02 | 2009-11-05 | Lg Electronics Inc. | Antenna switching method and method for transmitting and receiving signals for the same |
| CN101835174A (en) * | 2009-03-12 | 2010-09-15 | 中国移动通信集团公司 | Signal transmitting method and related equipment thereof |
| CN101808410A (en) * | 2010-01-29 | 2010-08-18 | 华为技术有限公司 | Resource management method, equipment and system |
| CN102395184A (en) * | 2011-06-30 | 2012-03-28 | 电信科学技术研究院 | Method and device for implementing uplink power control |
| US20130034037A1 (en) * | 2011-08-02 | 2013-02-07 | Vodafone Holding Gmbh | Method for reduced resource usage in system synchronization, data delivery and asynchronous real-time access mobile communications systems with multiple low complexity terminals |
| CN103024915A (en) * | 2011-09-23 | 2013-04-03 | 普天信息技术研究院有限公司 | Method for realizing self-adaptation of uplink sensing reference signal period |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10862652B2 (en) | 2016-11-11 | 2020-12-08 | Huawei Technologies Co., Ltd. | Uplink signal acknowledge method and apparatus |
| CN108271177A (en) * | 2017-01-03 | 2018-07-10 | 华为技术有限公司 | The transmission method and device of a kind of measuring signal |
| WO2018126722A1 (en) * | 2017-01-03 | 2018-07-12 | 华为技术有限公司 | Method and device for transmitting measurement signal |
| CN108271177B (en) * | 2017-01-03 | 2022-02-18 | 华为技术有限公司 | Method and device for transmitting measurement signal |
| CN110034898A (en) * | 2018-01-12 | 2019-07-19 | 电信科学技术研究院有限公司 | A kind of reference signal transmission method and device |
| CN110034898B (en) * | 2018-01-12 | 2021-11-16 | 大唐移动通信设备有限公司 | Reference signal transmission method and device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105828438B (en) | 2019-06-25 |
| WO2016107549A1 (en) | 2016-07-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113228821B (en) | Inter-node coordination for cross-link interference management | |
| EP2753037B1 (en) | Method and device for interference control | |
| CN102368871B (en) | Physical downlink control channel (PDCCH) resource configuration application method and apparatus thereof | |
| EP3573383B1 (en) | Method for uplink power control | |
| CN103379603B (en) | Power control information notice and circule power control method and equipment | |
| EP2757844B1 (en) | Method and device for allocating multi-radio remote unit co-cell resources | |
| US20210258957A1 (en) | Electronic device, user equipment and wireless communication method in wireless communication system | |
| EP3637875B1 (en) | Power control method and device | |
| US10958401B2 (en) | Electronic device and user equipment in wireless communication system and wireless communication method | |
| KR20160015241A (en) | Method, device and system for performing wireless communication in wireless communication system | |
| EP2744138B1 (en) | Method for reporting channel state information, user equipment and base station | |
| CN111555840A (en) | Information transmission method and device | |
| CN108141764A (en) | A kind of interference indicating means and device | |
| JP2017529764A (en) | Discovery signal transmission method, cell discovery method and apparatus | |
| CN105634658A (en) | Transmission processing method, equipment and system | |
| CN102170328A (en) | CoMP terminal capable of supporting double system and feedback method | |
| CN114007257A (en) | Method and device for determining transmission power | |
| CN105828438A (en) | Reference signal configuration method, reference signal configuration device, base station and user equipment | |
| CN110024462A (en) | Transmitting device, method and communication system based on dynamic Time Division duplex | |
| CN105827378A (en) | Enhanced carrier aggregation transmission method and device | |
| CN103906127A (en) | Long term evolution network same-frequency neighbor cell measurement method and system | |
| CN111417134A (en) | Method and equipment for reporting interference measurement | |
| CN104105123A (en) | Macro base station and low power base station cooperation communication method and system | |
| EP2747472A1 (en) | Wireless communication system and method for controlling communication | |
| JP2014060785A (en) | Wireless base station, and frequency band selection method for the same |
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 |