CN106714310B - Physical resource block binding detection method and device and user equipment - Google Patents
Physical resource block binding detection method and device and user equipment Download PDFInfo
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- H04W—WIRELESS COMMUNICATION NETWORKS
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- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
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Abstract
The invention provides a physical resource block binding detection method, a physical resource block binding detection device and user equipment, wherein the method comprises the following steps: acquiring a binding detection result of a pair of adjacent physical resource blocks of each subframe in a preset number of continuous subframes on a time domain allocated to the same UE; calculating the average value of the binding detection results of a pair of adjacent physical resource blocks of each subframe to obtain an average detection result; and comparing the average detection result with a preset threshold, and judging a pair of adjacent physical resource block binding detection results of all sub-frames on the time domain allocated to the same UE according to the comparison result. The embodiment of the invention can improve the reliability of the binding detection of the physical resource block and reduce the power consumption.
Description
Technical Field
The present invention relates to the field of wireless communications, and in particular, to a method and an apparatus for detecting physical resource block binding, and a user equipment.
Background
In the LTE-a Release10 protocol, two types of reference signals are defined: channel State Information-Reference Signals (CSI-RS) and Demodulation Reference Signals (DMRS). The DMRS is used for demodulating Physical Downlink Shared Channel (PDSCH) data.
In order to improve the DMRS channel estimation performance, the LTE-a Release10 protocol introduces the concept of Physical Resource Block (PRB) Bundling, which requires consideration of Bundling multiple PRBs when DMRS demodulation is used. The same precoding matrix may be used for a plurality of consecutive PRBs, but the same precoding matrix is used for a specific number of PRBs, and the terminal needs to perform blind detection. In the prior art, the result of the physical resource block bundling detection of the current subframe is usually directly applied to the current subframe.
In the process of implementing the invention, the inventor finds that at least the following technical problems exist in the prior art:
each subframe needs to perform binding detection on a plurality of allocated physical resource blocks, which not only wastes power consumption, but also ensures that the detection reliability completely depends on the reliability of the binding detection of the current subframe and cannot be ensured.
Disclosure of Invention
The physical resource block binding detection method, the physical resource block binding detection device and the user equipment provided by the invention can improve the reliability of physical resource block binding detection.
In a first aspect, the present invention provides a method for detecting physical resource block binding, including:
acquiring a binding detection result of a pair of adjacent physical resource blocks of each subframe in a preset number of continuous subframes on a time domain allocated to the same UE;
calculating the average value of the binding detection results of a pair of adjacent physical resource blocks of each subframe to obtain an average detection result;
and comparing the average detection result with a preset threshold, and judging a pair of adjacent physical resource block binding detection results of all sub-frames on the time domain allocated to the same UE according to the comparison result.
Optionally, the obtaining a pair of adjacent physical resource block binding detection results of each subframe of a predetermined number of subframes in succession in the time domain allocated to the same UE includes:
detecting whether a pair of adjacent physical resource blocks distributed by the same subframe have the same precoding matrix;
if a pair of adjacent physical resource blocks distributed by the same subframe have the same precoding matrix, setting the physical resource block binding mode of the subframe as 1;
and if a pair of adjacent physical resource blocks distributed by the same subframe have different precoding matrixes, setting the physical resource block binding mode of the subframe to be 0.
Optionally, the calculating an average value of a pair of adjacent physical resource block binding detection results of each subframe, and obtaining an average detection result includes:
and calculating the average value of the physical resource block binding modes of the subframes to obtain an average detection result.
Optionally, the comparing the average detection result with a preset threshold, and determining, according to the comparison result, a pair of adjacent physical resource block binding detection results of all subframes in a time domain allocated to the same UE includes:
when the average detection result is larger than a first preset threshold, judging that a pair of adjacent physical resource blocks distributed by each subframe in all subframes on the same UE have the same precoding matrix, and stopping physical resource block binding detection of subsequent subframes, wherein the first preset threshold is smaller than 1;
and when the average detection result is smaller than a second preset threshold, judging that a pair of adjacent physical resource blocks allocated to each subframe in all subframes in the time domain allocated to the same UE have different precoding matrixes, and stopping physical resource block binding detection of subsequent subframes, wherein the second preset threshold is larger than 0 and smaller than the first preset threshold.
Optionally, the comparing the average detection result with a preset threshold, and determining, according to the comparison result, a pair of adjacent physical resource block binding detection results of all subframes in a time domain allocated to the same UE includes:
and when the average detection result is greater than or equal to the second preset threshold and less than or equal to the first preset threshold, determining that the binding detection result of a pair of adjacent physical resource blocks of all subframes in the time domain allocated to the same UE is uncertain, and continuously performing physical resource block binding detection on subframes after the continuous preset number of subframes.
In a second aspect, the present invention provides a physical resource block binding detection apparatus, including:
the device comprises an acquisition unit, a detection unit and a control unit, wherein the acquisition unit is used for acquiring a binding detection result of a pair of adjacent physical resource blocks of each subframe in a preset number of subframes on the same UE;
the computing unit is used for computing the average value of the binding detection result of a pair of adjacent physical resource blocks of each subframe to obtain an average detection result;
and the judging unit is used for comparing the average detection result with a preset threshold and judging a pair of adjacent physical resource block binding detection results of all subframes on the time domain allocated to the same UE according to the comparison result.
Optionally, the obtaining unit includes:
the detection module is used for detecting whether a pair of adjacent physical resource blocks distributed by the same subframe have the same precoding matrix;
the device comprises a setting module, a pre-coding module and a processing module, wherein the setting module is used for setting a physical resource block binding mode of a subframe to be 1 when a pair of adjacent physical resource blocks distributed by the same subframe have the same pre-coding matrix; and when a pair of adjacent physical resource blocks allocated to the same subframe have different precoding matrixes, setting the physical resource block binding mode of the subframe to be 0.
Optionally, the calculating unit is configured to calculate an average value of the physical resource block bundling pattern of each subframe, so as to obtain an average detection result.
Optionally, the determining unit is configured to determine that a pair of adjacent physical resource blocks allocated to each subframe in all subframes in a time domain allocated to the same UE have the same precoding matrix and stop physical resource block binding detection of subsequent subframes when the average detection result is greater than a first preset threshold, where the first preset threshold is smaller than 1; and when the average detection result is smaller than a second preset threshold, judging that a pair of adjacent physical resource blocks allocated to each subframe in all subframes in the time domain allocated to the same UE have different precoding matrixes, and stopping physical resource block binding detection of subsequent subframes, wherein the second preset threshold is larger than 0 and smaller than the first preset threshold.
Optionally, the determining unit is configured to determine that a pair of adjacent physical resource block binding detection results of all subframes in a time domain allocated to the same UE are uncertain when the average detection result is greater than or equal to the second preset threshold and less than or equal to the first preset threshold, and continue to perform physical resource block binding detection on subframes after the predetermined number of consecutive subframes.
In a third aspect, the present invention provides a user equipment, where the user equipment includes the above physical resource block binding detection apparatus.
The physical resource block binding detection method, the physical resource block binding detection device and the user equipment provided by the embodiment of the invention are used for acquiring a pair of adjacent physical resource block binding detection results of each subframe in a preset number of continuous subframes on a time domain allocated to the same UE, calculating the average value of the binding detection results to obtain an average detection result, comparing the average detection result with a preset threshold, and judging the pair of adjacent physical resource block binding detection results of all subframes on the time domain allocated to the same UE according to the comparison result. Compared with the prior art, the method can judge the physical resource block binding detection results of all the subframes distributed to the same UE according to the physical resource block binding detection results of the subframes distributed to the same UE in the time domain, and has higher reliability of the physical resource block binding detection compared with the method that the physical resource block binding detection results of the current subframe are applied to the current subframe; since physical resource block binding detection is not required for all subframes, power consumption can be reduced.
Drawings
Fig. 1 is a flowchart of a physical resource block binding detection method according to an embodiment of the present invention;
fig. 2 is another flowchart of a method for detecting physical resource block binding according to an embodiment of the present invention;
fig. 3 is a schematic diagram of allocating two consecutive physical resource blocks to L consecutive subframes in a time domain in a physical resource block binding detection method according to another embodiment of the present invention;
fig. 4 is a schematic structural diagram of a physical resource block binding detection apparatus according to an embodiment of the present invention;
fig. 5 is another schematic structural diagram of a physical resource block binding detection apparatus according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a physical resource block binding detection method, fig. 1 is a flowchart of a first embodiment of the physical resource block binding detection method of the invention, as shown in fig. 1, the method of the embodiment includes:
s11, acquiring a binding detection result of a pair of adjacent physical resource blocks of each sub-frame in a predetermined number of sub-frames allocated to the same UE on the time domain.
The preset number is preset by the UE and can be part of subframes in all subframes allocated to the same UE; the predetermined number of subframes may be spaced in time; the physical resource block binding detection can refer to the specification in the LTE-ARelease10 protocol; the physical resource block binding detection result may be that a pair of adjacent physical resource blocks allocated to the same subframe have the same precoding matrix or a pair of adjacent physical resource blocks allocated to the same subframe have different precoding matrices.
And S12, calculating the average value of the binding detection results of a pair of adjacent physical resource blocks of each subframe to obtain the average detection result.
S13, comparing the average detection result with a preset threshold, and judging a pair of adjacent physical resource block binding detection results of all sub-frames on the time domain allocated to the same UE according to the comparison result.
Wherein the preset threshold is preset by the UE.
The physical resource block binding detection method provided by the embodiment of the invention obtains a pair of adjacent physical resource block binding detection results of each subframe in a preset number of subframes continuously distributed to the same UE in a time domain, calculates the average value of the binding detection results to obtain an average detection result, compares the average detection result with a preset threshold, and judges the pair of adjacent physical resource block binding detection results of all subframes distributed to the same UE in the time domain according to the comparison result. Compared with the prior art, the method can judge the physical resource block binding detection results of all the subframes distributed to the same UE according to the physical resource block binding detection results of the subframes distributed to the same UE in the time domain, and has higher reliability of the physical resource block binding detection compared with the method that the physical resource block binding detection results of the current subframe are applied to the current subframe; since physical resource block binding detection is not required for all subframes, power consumption can be reduced.
Optionally, as shown in fig. 2, the obtaining a binding detection result of a pair of adjacent physical resource blocks of each subframe of a predetermined number of subframes in succession in the time domain allocated to the same UE includes:
s111, detecting whether a pair of adjacent physical resource blocks distributed by the same subframe have the same precoding matrix;
s112, if a pair of adjacent physical resource blocks distributed by the same subframe have the same precoding matrix, setting the physical resource block binding mode of the subframe as 1; and if a pair of adjacent physical resource blocks distributed by the same subframe have different precoding matrixes, setting the physical resource block binding mode of the subframe to be 0.
Optionally, the calculating an average value of a pair of adjacent physical resource block binding detection results of each subframe, and obtaining an average detection result includes:
and calculating the average value of the physical resource block binding modes of the subframes to obtain an average detection result.
Optionally, the comparing the average detection result with a preset threshold, and determining, according to the comparison result, a pair of adjacent physical resource block binding detection results of all subframes in a time domain allocated to the same UE includes:
when the average detection result is larger than a first preset threshold, judging that a pair of adjacent physical resource blocks distributed by each subframe in all subframes on the same UE have the same precoding matrix, and stopping physical resource block binding detection of subsequent subframes, wherein the first preset threshold is smaller than 1;
and when the average detection result is smaller than a second preset threshold, judging that a pair of adjacent physical resource blocks allocated to each subframe in all subframes in the time domain allocated to the same UE have different precoding matrixes, and stopping physical resource block binding detection of subsequent subframes, wherein the second preset threshold is larger than 0 and smaller than the first preset threshold.
The first preset threshold and the second preset threshold are set by the UE according to actual conditions, and the first preset threshold may be a value slightly smaller than 1, for example, 0.9; the second preset threshold may be a value slightly greater than 0, for example 0.1.
Optionally, the comparing the average detection result with a preset threshold, and determining, according to the comparison result, a pair of adjacent physical resource block binding detection results of all subframes in a time domain allocated to the same UE includes:
and when the average detection result is greater than or equal to the second preset threshold and less than or equal to the first preset threshold, determining that the binding detection result of a pair of adjacent physical resource blocks of all subframes in the time domain allocated to the same UE is uncertain, and continuously performing physical resource block binding detection on subframes after the continuous preset number of subframes.
As shown in fig. 3, in this embodiment, there are L consecutive subframes allocated to the same UE in the time domain, and each subframe is allocated to two consecutive physical resource blocks n and n + 1. The physical resource binding detection method provided by this embodiment specifically executes the following process:
firstly, respectively carrying out physical resource block binding detection on each subframe L in L continuous subframes allocated to the same UE in a time domain, detecting whether two physical resource blocks n and n +1 allocated to each subframe L have the same precoding matrix, and if the two physical resource blocks n and n +1 have the same precoding matrix, setting the BundlingMode (L, n, n +1) as 1; otherwise, the BundlingMode (l, n, n +1) is set to 0.
Then, averaging the physical resource block binding detection result bundled mode (L, n, n +1) of each subframe L in L consecutive subframes in the time domain allocated to the same UE to obtain an average detection result Metric, wherein a calculation formula of Metric is as follows:
then, comparing the average detection result metric (m) with a preset threshold:
if the average detection result metric (m) is greater than a first preset threshold th1, the detection result of the physical resource block is considered to be converged, it is determined that the physical resource blocks n and n +1 allocated to each subframe in all subframes in the time domain allocated to the same UE have the same precoding matrix, the physical resource block binding detection of the physical resource blocks n and n +1 allocated to subsequent subframes is stopped, and the result that the physical resource blocks n and n +1 have the same precoding matrix is applied to the UE; the first preset threshold th1 is set by the UE according to an actual situation, and may specifically be a value slightly smaller than 1, for example, 0.9;
if the average detection result metric (m) is smaller than a second preset threshold th2, the detection result of the physical resource block is considered to be converged, the physical resource blocks n and n +1 distributed by each subframe in all subframes on the same UE in the time domain are judged to have different precoding matrixes, the physical resource block binding detection of the physical resource blocks n and n +1 distributed by the subsequent subframes is stopped, and the result that the physical resource blocks n and n +1 have different precoding matrixes is applied to the UE; the second preset threshold th2 is set by the UE according to an actual situation, and may specifically be a value slightly greater than 0, for example, 0.1;
if the average detection result metric (m) is greater than or equal to a second preset threshold th2 and less than or equal to a first preset threshold th1, the detection result of the physical resource block is not converged, it is determined that the physical resource block binding detection results of all subframes in the time domain allocated to the same UE are uncertain, the physical resource block binding detection of the physical resource block n and n +1 is continuously performed on the subframes after the consecutive L subframes, and the physical resource block binding detection results of the physical resource block n and n +1 allocated to each subframe in the consecutive L subframes are applied to the UE.
It should be noted that, the physical resource block binding detection method provided in this embodiment is usually performed during DMRS demodulation, and in addition, when the UE encounters a restart, cell handover, or connection reestablishment again, the physical resource block binding detection method provided in the above embodiment needs to be performed again.
An embodiment of the present invention provides a physical resource block binding detection device, and fig. 4 is a structural diagram of a first embodiment of the physical resource block binding detection device of the present invention, as shown in fig. 4, the device of the present embodiment includes:
an obtaining unit 11, configured to obtain a binding detection result of a pair of adjacent physical resource blocks of each subframe in a predetermined number of subframes in a time domain allocated to the same UE;
the preset number is preset by the UE and can be part of subframes in all subframes allocated to the same UE; the predetermined number of subframes may be spaced in time; the physical resource block binding detection can refer to the specification in the LTE-ARelease10 protocol; the physical resource block binding detection result may be that a pair of adjacent physical resource blocks allocated to the same subframe have the same precoding matrix or a pair of adjacent physical resource blocks allocated to the same subframe have different precoding matrices.
A calculating unit 12, configured to calculate an average value of binding detection results of a pair of adjacent physical resource blocks of each subframe, so as to obtain an average detection result;
and a determining unit 13, configured to compare the average detection result with a preset threshold, and determine, according to the comparison result, a pair of adjacent physical resource block binding detection results of all subframes in a time domain allocated to the same UE.
The physical resource block binding detection device provided by the embodiment of the invention obtains a pair of adjacent physical resource block binding detection results of each subframe in a preset number of subframes in a time domain allocated to the same UE, calculates the average value of the binding detection results to obtain an average detection result, compares the average detection result with a preset threshold, and judges the pair of adjacent physical resource block binding detection results of all subframes in the time domain allocated to the same UE according to the comparison result. Compared with the prior art, the method can judge the physical resource block binding detection results of all the subframes distributed to the same UE according to the physical resource block binding detection results of the subframes distributed to the same UE in the time domain, and has higher reliability of the physical resource block binding detection compared with the method that the physical resource block binding detection results of the current subframe are applied to the current subframe; since physical resource block binding detection is not required for all subframes, power consumption can be reduced.
Optionally, as shown in fig. 5, the obtaining unit 11 includes:
a detecting module 111, configured to detect whether a pair of adjacent physical resource blocks allocated to the same subframe have the same precoding matrix;
a setting module 112, configured to set a physical resource block binding mode of a subframe to 1 when a pair of adjacent physical resource blocks allocated to the same subframe have the same precoding matrix; and when a pair of adjacent physical resource blocks allocated to the same subframe have different precoding matrixes, setting the physical resource block binding mode of the subframe to be 0.
Optionally, the calculating unit 12 is configured to calculate an average value of the physical resource block bundling pattern of each subframe, so as to obtain an average detection result.
Optionally, the determining unit 13 is configured to determine, when the average detection result is greater than a first preset threshold, that a pair of adjacent physical resource blocks allocated to each subframe in all subframes in a time domain allocated to the same UE have the same precoding matrix, and stop physical resource block binding detection of subsequent subframes, where the first preset threshold is less than 1; and when the average detection result is smaller than a second preset threshold, judging that a pair of adjacent physical resource blocks allocated to each subframe in all subframes in the time domain allocated to the same UE have different precoding matrixes, and stopping physical resource block binding detection of subsequent subframes, wherein the second preset threshold is larger than 0 and smaller than the first preset threshold.
The first preset threshold and the second preset threshold are set by the UE according to actual conditions, and the first preset threshold may be a value slightly smaller than 1, for example, 0.9; the second preset threshold may be a value slightly greater than 0, for example 0.1.
Optionally, the determining unit 13 is configured to determine that a pair of adjacent physical resource block binding detection results of all subframes in a time domain allocated to the same UE are uncertain when the average detection result is greater than or equal to the second preset threshold and less than or equal to the first preset threshold, and continue to perform physical resource block binding detection on subframes after the predetermined number of consecutive subframes.
The embodiment of the invention also provides the user equipment which comprises the physical resource block binding detection device.
It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by a computer program, which can be stored in a computer-readable storage medium, and when executed, can include the processes of the embodiments of the methods described above. The storage medium may be a magnetic disk, an optical disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), or the like.
The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. A method for detecting physical resource block binding, comprising:
acquiring a binding detection result of a pair of adjacent physical resource blocks of each subframe in a preset number of continuous subframes on a time domain allocated to the same UE;
calculating the average value of the binding detection results of a pair of adjacent physical resource blocks of each subframe to obtain an average detection result;
comparing the average detection result with a preset threshold, and judging a pair of adjacent physical resource block binding detection results of all sub-frames on a time domain allocated to the same UE according to the comparison result;
the acquiring of the binding detection result of a pair of adjacent physical resource blocks of each subframe in a predetermined number of subframes in succession in the time domain allocated to the same UE includes: detecting whether a pair of adjacent physical resource blocks distributed by the same subframe have the same precoding matrix; if a pair of adjacent physical resource blocks distributed by the same subframe have the same precoding matrix, setting the physical resource block binding mode of the subframe as 1; and if a pair of adjacent physical resource blocks distributed by the same subframe have different precoding matrixes, setting the physical resource block binding mode of the subframe to be 0.
2. The method of claim 1, wherein the calculating an average value of the bundled detection results of a pair of adjacent physical resource blocks of each subframe to obtain an average detection result comprises:
and calculating the average value of the physical resource block binding modes of the subframes to obtain an average detection result.
3. The method of claim 2, wherein comparing the average detection result with a preset threshold and determining a pair of adjacent physical resource block bundling detection results of all subframes in a time domain allocated to the same UE according to the comparison result comprises:
when the average detection result is larger than a first preset threshold, judging that a pair of adjacent physical resource blocks distributed by each subframe in all subframes on the same UE have the same precoding matrix, and stopping physical resource block binding detection of subsequent subframes, wherein the first preset threshold is smaller than 1;
and when the average detection result is smaller than a second preset threshold, judging that a pair of adjacent physical resource blocks allocated to each subframe in all subframes in the time domain allocated to the same UE have different precoding matrixes, and stopping physical resource block binding detection of subsequent subframes, wherein the second preset threshold is larger than 0 and smaller than the first preset threshold.
4. The method of claim 3, wherein comparing the average detection result with a preset threshold and determining a pair of adjacent physical resource block bundling detection results of all subframes in a time domain allocated to the same UE according to the comparison result comprises:
and when the average detection result is greater than or equal to the second preset threshold and less than or equal to the first preset threshold, determining that the binding detection result of a pair of adjacent physical resource blocks of all subframes in the time domain allocated to the same UE is uncertain, and continuously performing physical resource block binding detection on subframes after the continuous preset number of subframes.
5. A physical resource block binding detection device, comprising:
the device comprises an acquisition unit, a detection unit and a control unit, wherein the acquisition unit is used for acquiring a binding detection result of a pair of adjacent physical resource blocks of each subframe in a preset number of subframes on the same UE;
the computing unit is used for computing the average value of the binding detection result of a pair of adjacent physical resource blocks of each subframe to obtain an average detection result;
a judging unit, configured to compare the average detection result with a preset threshold, and determine, according to the comparison result, a pair of adjacent physical resource block binding detection results of all subframes in a time domain allocated to the same UE;
the acquisition unit includes: the detection module is used for detecting whether a pair of adjacent physical resource blocks distributed by the same subframe have the same precoding matrix; the device comprises a setting module, a pre-coding module and a processing module, wherein the setting module is used for setting a physical resource block binding mode of a subframe to be 1 when a pair of adjacent physical resource blocks distributed by the same subframe have the same pre-coding matrix; and when a pair of adjacent physical resource blocks allocated to the same subframe have different precoding matrixes, setting the physical resource block binding mode of the subframe to be 0.
6. The apparatus of claim 5, wherein the computing unit is configured to compute an average value of the bundling patterns of the physical resource blocks of the subframes, so as to obtain an average detection result.
7. The apparatus according to claim 6, wherein the determining unit is configured to determine, when the average detection result is greater than a first preset threshold, that a pair of adjacent physical resource blocks allocated to each of all subframes in a time domain allocated to the same UE have the same precoding matrix, and stop physical resource block binding detection of subsequent subframes, where the first preset threshold is smaller than 1; and when the average detection result is smaller than a second preset threshold, judging that a pair of adjacent physical resource blocks allocated to each subframe in all subframes in the time domain allocated to the same UE have different precoding matrixes, and stopping physical resource block binding detection of subsequent subframes, wherein the second preset threshold is larger than 0 and smaller than the first preset threshold.
8. The apparatus according to claim 7, wherein the determining unit is configured to determine that a pair of adjacent physical resource block bundling detection results of all subframes in a time domain allocated to the same UE are uncertain when the average detection result is greater than or equal to the second preset threshold and less than or equal to the first preset threshold, and continue performing physical resource block bundling detection on subframes after the predetermined number of consecutive subframes.
9. A user equipment, characterized in that the user equipment comprises the physical resource block bundling detection device according to any of claims 5 to 8.
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| WO2015013897A1 (en) * | 2013-07-30 | 2015-02-05 | 华为技术有限公司 | Method, device, system, base station and user terminal for handling shared-channel interference from cell |
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| CN102685038A (en) * | 2011-03-17 | 2012-09-19 | 中兴通讯股份有限公司 | Method and system for bundling and demodulating demodulation pilot frequency physical resource block (PRB) |
| CN103546233A (en) * | 2012-07-12 | 2014-01-29 | 电信科学技术研究院 | Blind detection mode determining method, blind detection method and devices |
| WO2015013897A1 (en) * | 2013-07-30 | 2015-02-05 | 华为技术有限公司 | Method, device, system, base station and user terminal for handling shared-channel interference from cell |
| CN103874217A (en) * | 2014-03-17 | 2014-06-18 | 大唐移动通信设备有限公司 | Uplink anti-interference method and device in TDD-LTE system |
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