WO2018076207A1 - 一种随机接入前导序列的发送方法、设备及系统 - Google Patents
一种随机接入前导序列的发送方法、设备及系统 Download PDFInfo
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- WO2018076207A1 WO2018076207A1 PCT/CN2016/103403 CN2016103403W WO2018076207A1 WO 2018076207 A1 WO2018076207 A1 WO 2018076207A1 CN 2016103403 W CN2016103403 W CN 2016103403W WO 2018076207 A1 WO2018076207 A1 WO 2018076207A1
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- random access
- access preamble
- preamble sequence
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- 238000000034 method Methods 0.000 title claims abstract description 68
- 238000012545 processing Methods 0.000 claims description 36
- 125000004122 cyclic group Chemical group 0.000 abstract description 23
- 238000004891 communication Methods 0.000 abstract description 9
- 238000005516 engineering process Methods 0.000 abstract 1
- 238000010295 mobile communication Methods 0.000 abstract 1
- 238000001514 detection method Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 9
- 238000013461 design Methods 0.000 description 7
- 238000013507 mapping Methods 0.000 description 5
- 230000011664 signaling Effects 0.000 description 5
- 230000007774 longterm Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
- H04L27/2689—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation
- H04L27/2691—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation involving interference determination or cancellation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
- H04L27/261—Details of reference signals
- H04L27/2613—Structure of the reference signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
- H04J13/0007—Code type
- H04J13/0055—ZCZ [zero correlation zone]
- H04J13/0059—CAZAC [constant-amplitude and zero auto-correlation]
- H04J13/0062—Zadoff-Chu
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
- H04J11/0023—Interference mitigation or co-ordination
- H04J11/0026—Interference mitigation or co-ordination of multi-user interference
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
- H04L27/2657—Carrier synchronisation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
- H04L27/2689—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation
- H04L27/2692—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation with preamble design, i.e. with negotiation of the synchronisation sequence with transmitter or sequence linked to the algorithm used at the receiver
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/08—Non-scheduled access, e.g. ALOHA
- H04W74/0833—Random access procedures, e.g. with 4-step access
Definitions
- the present invention relates to the field of communications, and in particular, to a method, device, and system for transmitting a random access preamble sequence.
- the Doppler shift causes the terminal equipment to interfere with each other during random access, and also causes the ambiguity detected by the base station when detecting the random access preamble sequence transmitted by the terminal device.
- the PRACH subcarrier spacing with less than 1 times the Doppler frequency shift is specially designed to eliminate the mutual interference of the uplink random access of the terminal equipment and the fuzzy problem of the base station detection.
- LTE Long Term Evolution
- the LTE system communicates at a higher operating frequency or when the moving speed of the terminal device is very high, a PRACH subcarrier spacing with a Doppler shift greater than 1 times and a PRACH subcarrier spacing less than 2 times occurs, in the LTE version. 14 (realease 14) also made a certain degree of optimization design, which mitigates the interference between the terminal devices when they are randomly accessed, and reduces the blurring problem when the base station detects.
- a method, device and system for transmitting a random access preamble sequence support a random access procedure at a high speed, and avoid interference between terminal devices that are randomly accessed in a high speed scenario.
- the embodiment of the present application provides a method for sending a random access preamble sequence, where the method includes:
- the terminal device transmits a random access preamble sequence x u,v (n).
- the ZC (Zadoff-Chu) sequence whose root is u is defined as: N ZC is the sequence length of x u (n), and mod represents the modulo operation.
- N CS is an integer.
- the success rate of the random access can be improved.
- an embodiment of the present application provides a method for receiving a random access preamble sequence, where the method includes:
- the base station receives the random access preamble sequence signal according to the random access preamble sequence x u,v (n).
- the ZC (Zadoff-Chu) sequence whose root is u is defined as: N ZC is the sequence length of x u (n), mod represents the modulo operation, and C v is satisfied.
- N CS is an integer
- the base station When the base station receives the random access preamble sequence as described above, it may transmit a random access preamble sequence in different terminal devices at the same time, and random access preamble sequences corresponding to different terminal devices different C v, to avoid interference each terminal device . Thereby improving the success rate of random access.
- the embodiment of the present application provides a terminal device, where the terminal device has a function of implementing the behavior of the terminal device in the foregoing method design: the function may be implemented by using hardware, or may be implemented by hardware.
- the hardware or software includes one or more of the above Corresponding modules.
- the modules can be software and/or hardware.
- the terminal device includes:
- the ZC (Zadoff-Chu) sequence whose root is u is defined as: N ZC is the sequence length of x u (n), mod represents the modulo operation, and C v is satisfied.
- N CS is an integer
- an embodiment of the present application provides a base station, where the base station has a function of implementing a base station behavior in the foregoing method.
- the functions may be implemented by hardware or by corresponding software implemented by hardware.
- the hardware or software includes one or more modules corresponding to the functions described above.
- the base station includes:
- a receiving unit configured to receive a random access preamble sequence signal
- N CS is an integer
- the embodiment of the present application provides a method for sending a random access preamble sequence, where the method includes:
- the terminal device transmits a random access preamble sequence x u,v (n).
- the ZC (Zadoff-Chu) sequence whose root is u is defined as:
- N ZC is the sequence length of x u (n), and mod represents the modulo operation.
- N CS is an integer
- the success rate of the random access can be improved.
- an embodiment of the present application provides a method for receiving a random access preamble sequence, where the method includes:
- the base station receives the random access preamble sequence signal according to the random access preamble sequence x u,v (n).
- ZC (Zadoff-Chu) sequence whose root is u is defined as: N ZC is x u (n) of the sequence length, mod represents a modulo operation
- N CS is an integer
- the base station When the base station receives the random access preamble sequence as described above, it may transmit a random access preamble sequence in different terminal devices at the same time, and random access preamble sequences corresponding to different terminal devices different C v, to avoid interference each terminal device . Thereby improving the success rate of random access.
- the embodiment of the present application provides a terminal device, where the terminal device has the function of implementing the behavior of the terminal device in the design of the foregoing method: the function may be implemented by using hardware, or may be implemented by using hardware to execute corresponding software.
- the hardware or software includes one or more modules corresponding to the functions described above.
- the modules can be software and/or hardware.
- the terminal device includes:
- N CS is an integer
- an embodiment of the present application provides a base station, where the base station has a function of implementing a behavior of a base station in the foregoing method.
- the functions may be implemented by hardware or by corresponding software implemented by hardware.
- the hardware or software includes one or more modules corresponding to the functions described above.
- the base station includes:
- a receiving unit configured to receive a random access preamble sequence signal
- N CS is an integer
- the embodiment of the present application provides a method for sending a random access preamble sequence, where the method includes:
- the ZC (Zadoff-Chu) sequence of u is defined as: N ZC is the sequence length of x u (n), and mod represents the modulo operation.
- N CS is an integer
- the success rate of the random access can be improved.
- the embodiment of the present application provides a method for receiving a random access preamble sequence, where the method includes:
- N CS is an integer
- the base station When the base station receives the random access preamble sequence as described above, it may transmit a random access preamble sequence in different terminal devices at the same time, and random access preamble sequences corresponding to different terminal devices different C v, to avoid interference each terminal device . Thereby improving the success rate of random access.
- the embodiment of the present application provides a terminal device, where the terminal device has a function of implementing the behavior of the terminal device in the design of the foregoing method: the function may be implemented by using hardware, or may be implemented by hardware.
- the hardware or software includes one or more modules corresponding to the functions described above.
- the modules can be software and/or hardware.
- the terminal device includes:
- N CS is an integer
- the embodiment of the present application provides a base station, where the base station has a function of implementing a behavior of a base station in the foregoing method.
- the functions may be implemented by hardware or by corresponding software implemented by hardware.
- the hardware or software includes one or more modules corresponding to the functions described above.
- the base station includes:
- a receiving unit configured to receive a random access preamble sequence signal
- N CS is an integer
- the embodiment of the present application provides a method for sending a random access preamble sequence, where the method includes:
- the ZC (Zadoff-Chu) sequence of u is defined as: N ZC is the sequence length of x u (n), mod represents the modulo operation, and C v is satisfied.
- N CS is an integer
- the success rate of the random access can be improved.
- the embodiment of the present application provides a method for receiving a random access preamble sequence, where the method includes:
- N CS is an integer
- the base station When the base station receives the random access preamble sequence as described above, it may transmit a random access preamble sequence in different terminal devices at the same time, and random access preamble sequences corresponding to different terminal devices different C v, to avoid interference each terminal device . Thereby improving the success rate of random access.
- the embodiment of the present application provides a terminal device, where the terminal device has a function of implementing the behavior of the terminal device in the design of the foregoing method: the function may be implemented by using hardware, or may be implemented by using hardware to execute corresponding software.
- the hardware or software includes one or more modules corresponding to the functions described above.
- the modules can be software and/or hardware.
- the terminal device includes:
- the ZC (Zadoff-Chu) sequence whose root is u is defined as: N ZC is the sequence length of x u (n), mod represents the modulo operation, and C v is satisfied.
- N CS is an integer
- the embodiment of the present application provides a base station, where the base station has a function of implementing a base station behavior in the foregoing method.
- the functions may be implemented by hardware or by corresponding software implemented by hardware.
- the hardware or software includes one or more modules corresponding to the functions described above.
- the base station includes:
- a receiving unit configured to receive a random access preamble sequence signal
- N CS is an integer
- the embodiment of the present application provides a method for sending a random access preamble sequence, where the method includes:
- the ZC (Zadoff-Chu) sequence of u is defined as: N ZC is the sequence length of x u (n), mod represents the modulo operation, and C v is satisfied.
- N CS is an integer
- the success rate of the random access can be improved.
- the embodiment of the present application provides a method for receiving a random access preamble sequence, where the method includes:
- N CS is an integer
- the base station When the base station receives the random access preamble sequence as described above, it may transmit a random access preamble sequence in different terminal devices at the same time, and random access preamble sequences corresponding to different terminal devices different C v, to avoid interference each terminal device . Thereby improving the success rate of random access.
- the embodiment of the present application provides a terminal device, where the terminal device has a function of implementing the behavior of the terminal device in the design of the foregoing method: the function may be implemented by using hardware, or may be implemented by hardware.
- the hardware or software includes one or more modules corresponding to the functions described above.
- the modules can be software and/or hardware.
- the terminal device includes:
- the ZC (Zadoff-Chu) sequence whose root is u is defined as: N ZC is the sequence length of x u (n), mod represents the modulo operation, and C v is satisfied.
- N CS is an integer
- the embodiment of the present application provides a base station, where the base station has a function of implementing a behavior of a base station in the foregoing method.
- the functions may be implemented by hardware or by corresponding software implemented by hardware.
- the hardware or software includes one or more modules corresponding to the functions described above.
- the base station includes:
- a receiving unit configured to receive a random access preamble sequence signal
- N CS is an integer
- the transmitting unit may be The transmitter, the receiving unit may be a receiver, and the processing unit may be a processor.
- the embodiment of the invention further provides a system, which comprises the terminal device and the base station in the above embodiment.
- the solution provided by the present application can avoid interference between each other due to the influence of the Doppler frequency offset; the base station detects the received random access preamble sequence. At the time, the solution provided by the present application can avoid detecting ambiguity problems. In this way, the solution provided by the present application can improve the success rate of random access and reduce the time of random access.
- FIG. 1 is a schematic diagram of a communication system according to an embodiment of the present invention.
- FIG. 3 is a schematic flowchart diagram of a method for transmitting a random access preamble sequence according to an embodiment of the present invention.
- FIG. 4 is a schematic block diagram of a terminal device according to an embodiment of the present invention.
- FIG. 5 is a schematic block diagram of a base station according to an embodiment of the present invention.
- FIG. 6 is a schematic block diagram of a terminal device according to another embodiment of the present invention.
- FIG. 7 is a schematic block diagram of a base station according to another embodiment of the present invention.
- the network architecture and the service scenario described in the embodiments of the present invention are used to more clearly illustrate the technical solutions of the embodiments of the present invention, and do not constitute a limitation of the technical solutions provided by the embodiments of the present invention.
- the technical solutions provided by the embodiments of the present invention are equally applicable to similar technical problems.
- LTE long term evolution
- FDD frequency division duplex
- TDD Time division duplex
- a terminal equipment may be referred to as a terminal, or may be a user equipment (UE), a mobile station (MS), and a mobile terminal ( Mobile terminal), a notebook computer, etc.
- the terminal device can communicate with one or more core networks via a radio access network (RAN), for example, the terminal device can be a mobile phone (or "cellular" phone Or a computer or the like having a mobile terminal, for example, the terminal device may also be a portable, pocket-sized, handheld, computer-integrated or in-vehicle mobile device that exchanges voice and/or data with the wireless access network.
- RAN radio access network
- the base station may be an evolved base station (evolved node B, referred to as “eNB or e-NodeB”) in the LTE system, or may be another base station or a relay.
- eNB evolved base station
- e-NodeB evolved node B
- Access network device such as (relay). The invention is not limited.
- the embodiment of the present invention provides a solution for improving the uplink random access performance of the terminal device based on the communication system shown in FIG. 1 , such as improving the probability of random access success and reducing the time of random access.
- the embodiment of the invention provides a communication system 100.
- the communication system 100 includes at least one base station and a plurality of terminal devices.
- the plurality of terminal devices communicate with the base station. Taking FIG. 1 as an example, the base station 20 communicates with the terminal device 10.
- the base station communicates with the terminal device through at least the common channel and the downlink traffic channel.
- the terminal device communicates with the base station through the uplink random access channel, the uplink control channel, and the uplink traffic channel.
- the downlink refers to the direction in which the base station transmits data to the terminal device
- the uplink refers to the direction in which the terminal device transmits data to the base station.
- the terminal device sends a random access preamble sequence on a physical random access channel (PRACH), and the base station identifies the terminal device by detecting a random access preamble sequence sent by the terminal device.
- PRACH physical random access channel
- the random access preamble sequence sent by the terminal device is randomly selected from a random access preamble sequence set or the base station notifies the terminal device which specific random access preamble sequence to use, and the random access preamble sequence is one or more.
- the Zadoff-Chu sequence is obtained by cyclic shifting.
- the base station uses each random access preamble sequence in the random access preamble sequence set and the random access sent by the received terminal device.
- the preamble sequence is detected by some detection method to determine the random access preamble sequence sent by the terminal device.
- the Doppler frequency shift is greater than 1 times the PRACH subcarrier spacing is less than 2 times the PRACH subcarrier spacing
- the random access preamble sequence x u (n) with the root u is It is possible to generate peaks at five shift positions of -d u , -2d u , 0, d u , 2d u .
- N ZC is the sequence length of x u (n), and mod represents the modulo operation.
- the ZC (Zadoff-Chu) sequence whose root is u is defined as: N ZC is the sequence length of x u (n), and the terminal device is The shift number v is selected within the range, wherein the relationship between v and the cyclic shift value C v is satisfied
- the terminal device selects one of the random access preamble sequence sets and sends it to the base station.
- the base station generates a random access preamble sequence in the same manner as described above. All the sequences in the random access preamble sequence set and the received random access preamble sequence are detected by some detection method.
- Condition 1 When C v satisfies Condition 1 or Condition 2 as follows, interference between terminal devices may occur, resulting in degradation of random access performance.
- N CS 15 of the random access preamble as an example.
- a peak may occur at a position of 15 shift values starting from a cyclic shift value of 389, 614, 0, 225, or 450, and the base station detects the loop.
- the random access preamble sequence with a shift value of 390 may have a peak at the position of the 15 shift values starting from the cyclic shift value of 779, 165, 390, 615 or 1, the base station will not be able to know that it appears in The peak value of the 14 shift values starting from 390 is generated by which random access preamble sequence, thereby causing detection blurring of the base station and mutual interference of the terminal devices.
- the peak value of the 14 shift values starting from 390 is generated by which random access preamble sequence, thereby causing detection blurring of the base station and mutual interference of the terminal devices.
- FIG. 3 is a schematic diagram of a method for transmitting a random access preamble sequence according to an embodiment of the present invention.
- the base station in FIG. 3 may be the base station 20 in FIG. 1; the terminal device in FIG. 3 may be the terminal device 10 in FIG. 1, ie, the terminal device 10A or the terminal device 10B.
- the method includes:
- Step 301 The base station sends the indication information to the terminal device.
- the indication information may include any one or two of the following two types of indication information: an Ncs value index and a logical root sequence number.
- Step 301 is an optional step.
- the indication information is used to indicate an Ncs value index used by the terminal device to obtain a random access preamble sequence, and the Ncs value index used by the notification zeroCorrelationZoneConfig-r14 is notified in the notification information, where the Ncs value index is obtained.
- the value ranges from 0 to 12.
- the mapping between the index of Ncs and the value of Ncs is Table 1, Table 2, or Table 3. Taking Table 1 as an example, if the index of Ncs in the notification signaling of the base station is 6, the target Ncs value is 46.
- Table 1 Mapping table of Ncs index and Ncs
- the target Ncs value is 137.
- the Ncs index carried in the notification signaling of the base station is 11, the Ncs is 118.
- the indication information is used to indicate that a starting logical root sequence number of the random access preamble sequence is obtained.
- the notification signaling notifies the terminal by signaling rootSequenceIndex-r14
- the logical root serial number (rootSequenceIndex-r14) and the physical root serial number u have a one-to-one mapping relationship.
- Step 302 The terminal device sends a random access preamble sequence.
- step 302 the terminal device transmits a random access preamble sequence x u,v (n).
- the terminal device acquires an Ncs value and a physical root sequence number according to the indication information of the base station.
- the terminal device determines x u,v (n) according to the Ncs value and according to the physical root sequence number,
- N ZC is the sequence length of x u (n)
- the terminal device is The shift number v is selected within the range, wherein the relationship between v and the cyclic shift value C v is satisfied
- N CS is an integer.
- the terminal device transmitting the random access preamble sequence according to the foregoing method can improve the success rate of random access.
- the terminal device may implement only one of the implementation modes 1 to 4. It can also be implemented for any combination of implementations 1 through 4. For example, the terminal device only implements implementation 1.
- the terminal device sends x u,v (n)
- x u,v (n) corresponds to The formulas (4) to (11) are satisfied.
- the terminal device implements Embodiment 1 to Embodiment 4.
- Step 303 The base station detects the received random access preamble sequence signal.
- step 303 the base station detects the random access preamble sequence signal sent by the received terminal.
- the base station receives the random access preamble sequence signal sent by the terminal device, and then detects the received random access preamble sequence signal according to x u,v (n).
- x u,v (n) The expression and explanation of x u,v (n) are shown in step 302 and will not be described again.
- the following method is selected for detecting, by the base station, the received random access preamble sequence signal.
- the base station detects the received random access preamble sequence signal according to each obtained x u,v (n).
- the base station performs correlation detection on the random access preamble sequence sent by the terminal device according to the obtained location x u, v (n).
- the correlation detection may be performed in the time domain, or may be performed in the frequency domain according to the frequency domain detection mode corresponding to the time domain correlation detection mode.
- the base station device may implement only one of the implementation manners 1 to 4. It can also be implemented for any combination of implementations 1 through 4. For example, the base station only implements implementation 1. x u,v (n) d start , The formulas (4) to (11) are satisfied. Alternatively, the base station implements Embodiment 1 to Implementation 4.
- the base station detects the received signal of the random access preamble sequence, and may simultaneously send a random access preamble sequence in different terminal devices, and when the random access preamble sequences of different terminal devices correspond to different Cv , avoid each Interference from the terminal device. Thereby improving the success rate of random access.
- the embodiment of the present invention provides a terminal device 10 as shown in FIG. 1 , which may be 10A or 10B.
- the terminal device 10 includes:
- N CS is an integer
- the sending unit 402 is configured to send x u,v (n).
- the success rate of random access in a high-speed mobile environment can be improved.
- the configurable processing unit 401 can implement only one of the implementation modes 1 to 4. It is also possible to perform processing for any combination of implementations 1 through 4. For example, unit 401 only implements implementation 1. When the processing unit 401 determines x u,v (n), it makes x u,v (n) d start , The formulas (4) to (11) are satisfied. Alternatively, processing unit 401 implements implementation 1 through implementation 4.
- an embodiment of the present invention provides a base station 20 as shown in FIG. 1, and the base station 20 includes:
- the receiving unit 501 is configured to receive a random access preamble sequence signal
- N CS is an integer
- the base station When the base station receives the random access preamble sequence, the interference of each terminal device can be avoided in a high-speed mobile environment. Thereby improving the success rate of random access.
- N CS 15 of the random access preamble as an example.
- a peak may occur at a position of 15 shift values starting from a cyclic shift value of 389, 614, 0, 225, or 450, and the base station detects the loop.
- the random access preamble sequence with a shift value of 330 may have a peak at the position of the 15 shift values starting from the cyclic shift value of 719, 105, 330, 555 or 780, two sequences may occur. The peaks do not overlap, thereby avoiding detection blurring of the base station and mutual interference of the terminal devices.
- the configurable processing unit 502 can implement only one of the implementation modes 1 to 4. It is also possible to perform processing for any combination of implementations 1 through 4. For example, processing unit 502 only implements implementation 1 . When the processing unit 502 determines x u,v (n), it makes x u,v (n) d start , The formulas (4) to (11) are satisfied. Alternatively, processing unit 502 implements implementation 1 through implementation 4.
- the terminal device 10 including the processor 601, the transmitter 602, and the receiver 603 is as shown in FIG.
- a base station 20 including a processor 702, a transmitter 703, and a receiver 701 is shown in FIG.
- the processing unit 401 may be specifically the processor 601, the sending unit 402 may be the transmitter 602, and the receiving unit 403 may be the receiver 603.
- the processing unit 502 may be the processor 702, the sending unit 503 may be the transmitter 703, and the receiving unit 501 may be the receiver 701.
- the processor 601, 702 may be a central processing unit ("CPU"), and the processor 701, 702 may also be other general-purpose processors, digital signal processing. (DSP), application specific integrated circuit (ASIC), off-the-shelf programmable gate array (FPGA) or other programmable logic device, discrete gate or transistor logic device, discrete hardware component, etc.
- the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
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Abstract
Description
Ncs索引 | Ncs |
0 | 15 |
1 | 18 |
2 | 22 |
3 | 26 |
4 | 32 |
5 | 38 |
6 | 46 |
7 | 55 |
8 | 68 |
9 | 82 |
10 | 100 |
11 | 128 |
12 | 158 |
Ncs索引 | Ncs |
0 | 15 |
1 | 18 |
2 | 22 |
3 | 26 |
4 | 32 |
5 | 38 |
6 | 46 |
7 | 55 |
8 | 68 |
9 | 82 |
10 | 100 |
11 | 118 |
12 | 137 |
Claims (20)
Priority Applications (15)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201680090477.0A CN110870266B (zh) | 2016-10-26 | 2016-10-26 | 一种随机接入前导序列的发送方法、设备及系统 |
ES21157241T ES2961888T3 (es) | 2016-10-26 | 2016-10-26 | Métodos para recibir secuencia de preámbulo de acceso aleatorio, dispositivos y sistema |
KR1020197014821A KR102239615B1 (ko) | 2016-10-26 | 2016-10-26 | 랜덤 액세스 프리앰블 시퀀스 송신 방법, 장치 및 시스템 |
CA3041920A CA3041920C (en) | 2016-10-26 | 2016-10-26 | Method, device and system for sending random access preamble sequence |
JP2019522416A JP7078617B2 (ja) | 2016-10-26 | 2016-10-26 | ランダムアクセス・プリアンブル・シーケンスを送信する方法、装置、及びシステム |
CN202110546648.9A CN113411907A (zh) | 2016-10-26 | 2016-10-26 | 一种随机接入前导序列的发送方法、设备及系统 |
AU2016427493A AU2016427493B2 (en) | 2016-10-26 | 2016-10-26 | Method, device and system for sending random access preamble sequence |
EP21157241.7A EP3890260B1 (en) | 2016-10-26 | 2016-10-26 | Methods for receiving random access preamble sequence, devices, and system |
BR112019008483-5A BR112019008483B1 (pt) | 2016-10-26 | 2016-10-26 | Métodos para envio de sequência de preâmbulo de acesso aleatório em um dispositivo para sistema de comunicações, dispositivo para sistema de comunicações, e sistema de comunicação |
PCT/CN2016/103403 WO2018076207A1 (zh) | 2016-10-26 | 2016-10-26 | 一种随机接入前导序列的发送方法、设备及系统 |
EP16920353.6A EP3528444B1 (en) | 2016-10-26 | 2016-10-26 | Method, device and system for sending random access preamble sequence |
US16/345,148 US10985858B2 (en) | 2016-10-26 | 2016-10-26 | Method for sending random access preamble sequence, device, and system |
RU2019115682A RU2719764C1 (ru) | 2016-10-26 | 2016-10-26 | Способ для отправки последовательности преамбулы произвольного доступа, устройство и система |
ZA2019/03227A ZA201903227B (en) | 2016-10-26 | 2019-05-22 | Method, device and system for sending random access preamble sequence |
US17/220,731 US12068899B2 (en) | 2016-10-26 | 2021-04-01 | Method for sending random access preamble sequence, device, and system |
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US10985858B2 (en) | 2021-04-20 |
EP3528444A4 (en) | 2019-11-20 |
AU2016427493A1 (en) | 2019-05-23 |
CA3041920C (en) | 2021-03-30 |
EP3890260B1 (en) | 2023-08-02 |
US20210234627A1 (en) | 2021-07-29 |
KR20190077010A (ko) | 2019-07-02 |
EP3528444B1 (en) | 2021-08-11 |
BR112019008483B1 (pt) | 2024-02-15 |
BR112019008483A2 (pt) | 2019-09-17 |
CN113411907A (zh) | 2021-09-17 |
ZA201903227B (en) | 2020-01-29 |
EP3528444A1 (en) | 2019-08-21 |
AU2016427493B2 (en) | 2020-02-06 |
US20190288784A1 (en) | 2019-09-19 |
RU2719764C1 (ru) | 2020-04-23 |
JP2019536338A (ja) | 2019-12-12 |
EP3890260A1 (en) | 2021-10-06 |
CN110870266B (zh) | 2021-05-18 |
KR102239615B1 (ko) | 2021-04-12 |
ES2961888T3 (es) | 2024-04-04 |
JP7078617B2 (ja) | 2022-05-31 |
CA3041920A1 (en) | 2018-05-03 |
US12068899B2 (en) | 2024-08-20 |
CN110870266A (zh) | 2020-03-06 |
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