[go: up one dir, main page]

WO2018126811A1 - Procédé et appareil de communication par micro-ondes - Google Patents

Procédé et appareil de communication par micro-ondes Download PDF

Info

Publication number
WO2018126811A1
WO2018126811A1 PCT/CN2017/112437 CN2017112437W WO2018126811A1 WO 2018126811 A1 WO2018126811 A1 WO 2018126811A1 CN 2017112437 W CN2017112437 W CN 2017112437W WO 2018126811 A1 WO2018126811 A1 WO 2018126811A1
Authority
WO
WIPO (PCT)
Prior art keywords
faulty
service unit
service
unit
mimo
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.)
Ceased
Application number
PCT/CN2017/112437
Other languages
English (en)
Chinese (zh)
Inventor
张继旺
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZTE Corp
Original Assignee
ZTE Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ZTE Corp filed Critical ZTE Corp
Publication of WO2018126811A1 publication Critical patent/WO2018126811A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/12—Neutralising, balancing, or compensation arrangements
    • H04B1/123—Neutralising, balancing, or compensation arrangements using adaptive balancing or compensation means
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/06—Management of faults, events, alarms or notifications
    • H04L41/0654—Management of faults, events, alarms or notifications using network fault recovery
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/12—Neutralising, balancing, or compensation arrangements

Definitions

  • the present application relates to the field of communication technologies, for example, to a method and apparatus for microwave communication.
  • XPIC is a technology used in conjunction with CCDP.
  • CCDP uses two orthogonal polarized waves to transmit signals to double the transmission capacity, while XPIC eliminates cross-talk between two polarized waves.
  • the two co-frequency microwave signals of CCDP are orthogonal signals, and there is no interference between them.
  • XPD The effect of channel transmission degradation, unavoidable interference between signals.
  • the basic principle of the XPIC technology is to receive signals from both the horizontal and vertical polarization directions and to process the two to recover the original signal from the interfered signals.
  • Figure 1 is a schematic diagram of the principle of CCDP and XPIC.
  • the horizontal modem (Modem Horizontal) and the vertical modem (Modem Vertical) respectively send two channels of service labeled as solid line and dashed line.
  • the two channels use orthogonal two signals through CCDP.
  • the opposite end receives the two signals of the doping interference, and then separates the interference signal by filtering and then cancels the original two-way service after canceling with the other signal.
  • MIMO refers to the use of multiple transmit and receive antennas at the transmit and receive ends to transmit and receive signals through multiple antennas at the transmit and receive ends, thereby improving communication quality. It can make full use of space resources and achieve multiple transmission and reception through multiple antennas without increasing spectrum resources and antenna transmission power. In this case, the system channel capacity can be doubled. MIMO technology can be roughly divided into two categories: spatial diversity and spatial multiplexing. This system uses spatial diversity.
  • the transmitting end maps the signal to be transmitted to multiple antennas through space-time mapping, and the receiving end performs space-time decoding on the signals received by each antenna to recover the signal transmitted by the transmitting end.
  • each air interface channel receives components from the four polarized signals at the opposite end. If a MIMO+XPIC method is used for transmission, if one (or two or three) service units fail or If the receiving signal is degraded due to weather, the reception is abnormal and the cancellation signal cannot be provided to the other three service units, which may result in the four-way service unit being unavailable.
  • the present disclosure provides a method and apparatus for microwave communication to solve the problem that a certain road or multiple service units fail in the related art, and other road services are unavailable.
  • An aspect of the present disclosure provides a method of microwave communication, including:
  • the faulty service unit is actively restored according to the preset time period. If the service recovery is successful, the process ends. If the service is not successfully restored, the device waits for the next time period to continue to try to recover until the service is successfully restored.
  • the faulty service unit is one or more of a primary polarization direction service unit, a spatial primary polarization direction service unit, a secondary polarization direction service unit, and a spatial secondary polarization direction service unit.
  • Another aspect of the present disclosure provides an apparatus for microwave communication, including:
  • Setting a unit setting at least one multi-receiving and multi-receiving microwave transmission device, so that the devices of the multi-receiving and multi-receiving microwave transmission device form an XPIC group, and the devices form a MIMO group;
  • the recovery unit is configured to actively recover the faulty service unit according to a preset time period when the service transmission is interrupted, and if the service recovery is successful, the process ends; if the service is not successfully restored, the recovery unit waits for the next Continue to try to recover for a period of time until the business is successfully restored;
  • the faulty service unit is one or more of a primary polarization direction service unit, a spatial primary polarization direction service unit, a secondary polarization direction service unit, and a spatial secondary polarization direction service unit.
  • the present disclosure forms an XPIC group in a device of a multi-receiving and multi-receiving microwave transmission device, and the devices form a MIMO group.
  • the interference or attenuation causes a service transmission interruption
  • the faulty service unit is actively restored according to a preset time period, that is,
  • the disclosure can perform active recovery of the faulty service unit in case of failure of one or several service units, so as to recover the faulty service after the fault recovers the normal transmission capability, thereby avoiding the failure of one or more service units in the related technology.
  • the problem that caused other road services to be unavailable
  • Figure 1 is a schematic diagram of the working principle of the relevant CCDP and XPIC;
  • FIG. 3 is a schematic flow chart of a method for performing microwave communication by using XPIC and MIMO technologies according to an embodiment of the present disclosure
  • FIG. 4 is a schematic diagram of a practical application scenario of the MIMO+XPIC technology of the present disclosure
  • FIG. 5 is a schematic diagram of transmission of an interference signal of a hop of a MIMO+XPIC network interface of the present disclosure
  • FIG. 7 is a flowchart of MIMO+XPIC linkage recovery
  • FIG. 8 is a schematic structural diagram of an apparatus for performing microwave communication using XPIC and MIMO technologies according to an embodiment of the present disclosure.
  • the present disclosure provides a Cross-polarisation Interference Counteracter (XPIC) and multiple input multiples in order to solve the problem that a certain road or multiple service units fail in the related art, which causes other road services to be unavailable.
  • Output Technology Multiple-Input Multiple-Output (MIMO) method and apparatus for performing microwave communication.
  • the present disclosure forms an XPIC group in a device of a multi-receiving and multi-receiving microwave transmission device, and the devices form a MIMO group, and the preset is preset when the interference or attenuation causes a service transmission interruption.
  • the time period actively recovers the faulty service unit that is, the present disclosure can avoid interference to other service units in the case of a failure of one or several service units, and ensure normal transmission of the remaining link service units.
  • the transmission capacity is ensured to the maximum extent, and the faulty service can be recovered after the fault recovers the normal transmission capability, thereby avoiding the problem that one or more service units in the related technology fail and the other road services are unavailable.
  • An embodiment of the present disclosure provides a method for microwave communication. Referring to FIG. 3, the method includes:
  • the faulty service unit is one or more of a primary polarization direction service unit, a spatial primary polarization direction service unit, a secondary polarization direction service unit, and a spatial secondary polarization direction service unit.
  • the present disclosure forms an XPIC group in a device of a multi-receiving and multi-receiving microwave transmission device, and the devices form a MIMO group.
  • the interference or attenuation causes a service transmission interruption
  • the faulty service unit is actively restored according to a preset time period. That is, the present disclosure can perform active recovery of the faulty service unit in the event of a failure of one or several service units, so as to recover the faulty service after the fault recovers the normal transmission capability, thereby avoiding one or more service units in the related art.
  • FIG. 4 is a schematic diagram of a practical application scenario of the MIMO+XPIC technology of the present disclosure.
  • the present disclosure uses two 2T2R (ie, two-shot and two-receive) microwave transmission devices, and the device constitutes an XPIC group.
  • the standby devices form a MIMO group to form a MIMO+XPIC network.
  • Each antenna is a dual-polarized antenna.
  • the combiner connects two optical fiber distribution units (Oracle Database Unloader, ODU) and can also be connected to an all-outdoor All Outdoor Unit (AOU) device. Adjusting the Cross Polarization Isolation XPI value ensures that the XPIC group link is working properly.
  • the two-sided antenna at the same end obtains an optimal distance to form a MIMO group by theoretical calculation formula, and can adjust the distance of the antenna to adjust an appropriate ETA value to ensure the normal operation of the MIMO group link.
  • each air interface channel receives the components of the four polarized signals from the opposite end.
  • transmitting the MIMO+XPIC method if it finds a single (or two or three) service If the board fails or the received signal deteriorates due to weather, and the reception is abnormal and the offset signal cannot be provided to the other three channels, the four-way service may be unavailable.
  • the present disclosure configures four logical transmission units by using four logical services with different polarization directions, and each transmission unit corresponds to one service.
  • the four polarization directions are respectively called the primary polarization direction service unit Primary, the secondary polarization direction service unit Secondary, the spatial primary polarization direction service unit Spatial Primary, and the spatial secondary polarization direction service unit Spatial Secondary, based on hardware and Physical implementation, the primary polarization direction service unit and the secondary polarization direction service unit, and the spatial primary polarization direction service unit and the spatial secondary polarization direction service unit are XPIC signal interference cancellation, and the primary polarization direction service unit And the space primary polarization direction business unit.
  • FIG. 5 is a schematic diagram of transmission of interference signals of one hop of the MIMO+XPIC network air interface. . Assume that the primary polarization direction service unit detects that the current service is faulty, the primary polarization direction service unit automatically shuts down the service transmission unit to prevent interference with the secondary polarization direction service unit direction and the space primary polarization direction service unit.
  • each business unit has the following properties:
  • the polarization attribute includes four primary polarization direction service units, a secondary polarization direction service unit, a spatial primary polarization direction service unit, and a spatial secondary polarization direction service unit;
  • the partner attribute is location information of a transmission unit of another service with different polarization directions, and is used for communication between transmission units.
  • the present disclosure has two partner attributes: XPIC partner attribute and MIMO partner attribute;
  • the business health attributes of the present disclosure include both healthy and unhealthy states.
  • the active recovery of the faulty service unit according to the preset time period may include:
  • the faulty service sending unit is opened for timing recovery until the service recovery is successful.
  • the closing the faulty service unit in the disclosure may include: closing the faulty service unit after the service of the faulty service unit continues to lose lock for a first predetermined time;
  • the present disclosure shuts down the faulty service unit after the faulty service unit's service continues to lose lock for 2 seconds.
  • the step of generating the faulty service sending unit to perform the timing recovery according to the preset time period generated by the time series generating algorithm may include:
  • the radio frequency sending unit where the faulty service unit is located is turned on for a second predetermined time, and the partner transmission unit of the faulty service unit is notified to lose lock detection.
  • the time is adjusted to a third predetermined time.
  • the second predetermined time expires, if the partner transmission unit is in the locked state, the faulty service is successfully restored, the timer is cleared, and if the second predetermined time expires, the partner transmission unit is lost. If the faulty service fails to be restored, the faulty service unit is shut down. If the service fails to be restored, wait for the next preset time period to arrive and continue to try to recover until the service is successfully restored.
  • the third predetermined time is greater than the second predetermined time
  • the radio frequency of the corresponding transmission unit is turned off.
  • Time generated by the time series generation algorithm ⁇ 10*1000, 30*1000, 60*1000, 2*60*1000, 5*60*1000, 12*60*1000, 30*60*1000, 72*60*1000 , 2 * 60 * 60 * 1000 ⁇ start timing recovery.
  • the timing recovery is performed by a gradually increasing time series employed in the present disclosure.
  • the RF transmitting unit 5s (second predetermined time) in which the transmission unit is located is attempted to notify the partner transmission unit to adjust the loss detection detection time to 10 s (the third predetermined time is always in the unlocked state, and the transmission unit considers the current Service failure), if the partner transmission unit is locked after 5s, the fault service recovery succeeds in clearing the timer. If the partner transmission unit fails to lock the service after the 5s expires, the radio transmission unit is closed, according to the time series. The restart timing waits for the next attempt to recover, and the radio transmission unit is turned on when the peer transmission unit detects the lock.
  • the partner transmission unit is a service unit of another MIMO cancellation function
  • the partner transmission unit is Another business unit for XPIC cancellation functionality.
  • the active recovery of the faulty service unit according to a preset time period may include:
  • the embodiment of the present disclosure is that the faulty service unit is two
  • the service unit of the MIMO cancellation function closes the service unit of the MIMO cancellation function of the first failure, opens the service unit of the MIMO cancellation function of the later failure, and simultaneously closes the faulty service unit (the faulty service unit includes the above two assumptions as faults)
  • the MIMO cancellation function of the faulty service unit) of the MIMO cancellation function business unit Then, according to the preset time period generated by the time series generation algorithm, the timing recovery is performed, and the faulty fault is opened.
  • the faulty service unit of the MIMO cancellation function attempts to recover actively. If the service recovery is successful, the process ends. If the service is not successfully restored, it waits for the next time period to continue to try to recover until the service is successfully restored.
  • the faulty service unit is a service unit of two XPIC cancellation functions
  • the faulty service unit is actively restored according to a preset time period, which may include:
  • the service unit of the XPIC cancellation function closes the service unit of the XPIC cancellation function of the first fault, opens the service unit of the MIMO cancellation function of the post fault, and simultaneously closes the faulty service unit (the faulty service unit includes the above two assumptions as faults)
  • the XPIC offset function of the faulty business unit) of the XPIC offset function business unit is in the faulty service unit.
  • the timing recovery is performed according to the preset time period generated by the time series generation algorithm, and the faulty service unit that opens the faulty XPIC cancellation function attempts to actively recover, and if the service recovery is successful, the process ends; if the service is not restored successfully, the next one is awaited. The time period continues to try to recover until the business is successfully restored.
  • the active recovery of the faulty service unit according to the preset time period may include:
  • the timing recovery is performed according to a preset time period generated by the time series generation algorithm, and the faulty service unit that opens the faulty XPIC cancellation function and the faulty service unit of the faulty MIMO cancellation function attempt to actively recover, if the service recovery is successful, the service ends; If the recovery is not successful, wait for the next time period to continue to try to recover until the service is successfully restored.
  • the main signal of the MIMO group and the intensity of the interference signal are basically the same, and one direction of the fault will cause the other direction to be interrupted substantially simultaneously, in order to prevent the influence of one direction of the fault on the other direction, when In one direction, the fault duration will first turn off the PA after 2s, and the PA will not be turned off in the other direction. At the same time, the MIMO cancellation function in both directions is turned off to prevent mutual interference, as shown in Figure 6.
  • the disclosure uses the primary polarization pole after the service duration of the active polarization direction reaches the first predetermined time.
  • the service unit is oriented, but the space primary polarization direction service unit is turned on, and the MIMO cancellation function in both directions of the primary polarization direction service unit and the space primary polarization direction service unit is turned off to prevent mutual interference.
  • the loss of the direction of the service unit in the direction of the primary polarization will be caused.
  • the direction of the service unit in the primary polarization direction is lost for 2 seconds, Turn off the PA to prevent interference to the partner.
  • the direction of the service direction of the primary polarization direction of the space reaches 2s, it is found that the direction of the service unit in the primary polarization direction has been turned off, then keep the PA open and detect itself. Both the partner and the partner are in an unlocked state. In order to facilitate recovery, the MIMO cancellation function is turned off to prevent interference signals from the partner.
  • the faulty service unit that opens the faulty XPIC cancellation function and the faulty service unit of the faulty MIMO cancellation function, which is attempted to actively recover may include:
  • the faulty service unit of the faulty XPIC cancellation function and the faulty service unit of the faulty MIMO cancellation function are turned on, and the faulty service unit of the faulty XPIC cancellation function is synchronously restored with the faulty service unit of the faulty MIMO cancellation function.
  • the MIMO and XPIC exception processes are independent of each other.
  • the MIMO module and the XPIC module simultaneously turn off the PA and turn off the MIMO and XPIC cancellation signals of the respective partners.
  • MIMO and XPIC need to perform active recovery at the same time.
  • the present disclosure adopts a mechanism of linkage recovery.
  • the MIMO module monitors the XPIC module for synchronous recovery, so that the link can be quickly restored to normal, as shown in Figure 7. Show that MIMO+XPIC linkage recovery includes:
  • Each predetermined time and time period described in the present disclosure can be arbitrarily set according to actual needs.
  • the XPIC and MIMO modes can be separately configured, and in the actual measurement, the XPIC forced MIMO automatic mode can achieve faster recovery speed, and MIMO and XPIC can achieve synchronous recovery.
  • the present disclosure can avoid interference to other services in the case of a fault in one or several services, ensure normal transmission of the remaining link services, maximize transmission capacity, and restore normal faults.
  • the faulty service is recovered after the transmission capability.
  • the device includes: a setting unit, configured to set at least two multi-receiving and multi-receiving microwave transmission devices, and the device of the multi-transmitting and multi-receiving microwave transmission device is formed into an XPIC group. Forming a MIMO group; the recovery unit is configured to actively recover the faulty service unit according to a preset time period when the service transmission is interrupted, and if the service recovery is successful, the process ends; if the service is not successfully restored, wait for the next time period to continue. Try to recover until the business is restored successfully;
  • the faulty service unit is one or more of a primary polarization direction service unit, a spatial primary polarization direction service unit, a secondary polarization direction service unit, and a spatial secondary polarization direction service unit.
  • the present disclosure forms an XPIC group in the device of the multi-receiving and multi-receiving microwave transmission device through the setting unit, and the devices form a MIMO group, and the faulty service is performed by the recovery unit according to a preset time period when the interference or attenuation causes the service transmission to be interrupted.
  • the unit performs active recovery, that is, the present disclosure can perform active recovery of the faulty service unit in case of failure of one or several service units, so as to recover the faulty service after the fault recovers the normal transmission capability, thereby avoiding a certain road in the related technology. Or the problem that multiple service units fail and other services are unavailable.
  • the present disclosure configures four logical transmission units by using four paths of services having different polarization directions, each The transmission unit corresponds to one service.
  • the four polarization directions are respectively called the primary polarization direction service unit Primary, the secondary polarization direction service unit Secondary, the spatial primary polarization direction service unit Spatial Primary, and the spatial secondary polarization direction service unit Spatial Secondary, based on hardware and Physical implementation, the primary polarization direction service unit and the secondary polarization direction service unit, and the spatial primary polarization direction service unit and the spatial secondary polarization direction service unit are XPIC signal interference cancellation, and the primary polarization direction service unit And the space primary polarization direction business unit.
  • FIG. 5 is a schematic diagram of transmission of interference signals of one hop of the MIMO+XPIC network air interface. . Assume that the primary polarization direction service unit detects that the current service is faulty, the primary polarization direction service unit automatically shuts down the service transmission unit to prevent interference with the secondary polarization direction service unit direction and the space primary polarization direction service unit.
  • each business unit has the following properties:
  • the polarization attribute includes four primary polarization direction service units, a secondary polarization direction service unit, a spatial primary polarization direction service unit, and a spatial secondary polarization direction service unit;
  • the partner attribute is location information of a transmission unit of another service with different polarization directions, and is used for communication between transmission units.
  • the present disclosure has two partner attributes: XPIC partner attribute and MIMO partner attribute;
  • the business health attributes of the present disclosure include both healthy and unhealthy states.
  • the recovery unit of the present disclosure may be further configured to: when the faulty service unit is one, shut down the faulty service unit, and close the XPIC canceling function service unit and the MIMO canceling function service unit of the faulty service unit; The preset time period generated by the time series generation algorithm starts the faulty service sending unit to perform timing recovery until the service is successfully restored.
  • the recovery unit of the present disclosure is further configured to: after the service of the faulty service unit continues to lose lock for a first predetermined time, shut down the faulty service unit; according to a preset time period generated by a time series generation algorithm, After the preset time period expires, the radio frequency sending unit where the faulty service unit is located is turned on for a second predetermined time, and the partner transmission unit of the faulty service unit is notified to adjust the loss of lock detection time to a third predetermined time, the second predetermined time. After the timeout, if the partner transmission unit is in the locked state, the faulty service is successfully restored, and the timer is cleared.
  • the partner transmission unit fails to recover from the lost lock state after the second predetermined time expires, the faulty service unit is closed. If the service is not recovered successfully, wait for the next preset time period to arrive, and continue to try to recover until the service recovery is successful; wherein the third predetermined time is greater than the second predetermined time; when the faulty service unit is a MIMO cancellation function service
  • the partner transmission unit is a service unit of another MIMO cancellation function
  • the failure service unit is a function of canceling XPIC business unit, the transmitting unit to another partner XPIC business units canceling function.
  • the radio frequency of the corresponding transmission unit is turned off.
  • Time generated by the time series generation algorithm ⁇ 10*1000, 30*1000, 60*1000, 2*60*1000, 5*60*1000, 12*60*1000, 30*60*1000, 72*60*1000 , 2 * 60 * 60 * 1000 ⁇ start timing recovery.
  • the timing recovery is performed by a gradually increasing time series employed in the present disclosure.
  • the RF transmitting unit 5s (second predetermined time) in which the transmission unit is located is attempted to notify the partner transmission unit to adjust the loss detection detection time to 10 s (the third predetermined time is always in the unlocked state, and the transmission unit considers the current Service failure), if the partner transmission unit is locked after 5s, the fault service recovery succeeds in clearing the timer. If the partner transmission unit fails to lock the service after the 5s expires, the radio transmission unit is closed, according to the time series. The restart timing waits for the next attempt to recover, and the radio transmission unit is turned on when the peer transmission unit detects the lock.
  • the recovery unit of the present disclosure may also be configured to compensate for two MIMO offsets when the faulty service unit
  • the faulty service unit of the MIMO cancellation function that fails first is turned off
  • the faulty service unit of the MIMO cancellation function that fails later is turned on
  • the MIMO cancellation function service unit of the faulty service unit is turned off; the algorithm is generated according to the time series
  • the generated preset time period is used for timing recovery, and the faulty service unit that opens the faulty MIMO cancellation function attempts to actively recover.
  • the process ends; if the service is not successfully restored, it waits for the next time period to continue to try to recover until The service recovery is successful; when the faulty service unit is a service unit of two XPIC cancellation functions, the faulty service unit of the first faulty XPIC cancellation function is turned off, the faulty service unit of the faulty XPIC cancellation function is turned on, and the fault service is closed.
  • the unit's XPIC cancellation function service unit is performed according to the preset time period generated by the time series generation algorithm, and the faulty service unit that opens the faulty XPIC cancellation function attempts to actively recover, if the service recovery is successful, the end; if the service is not restored Power, then wait for a period of time to continue to try to recover until the successful business recovery.
  • the faulty service unit is a service unit of XPIC cancellation function and a service unit of MIMO cancellation function
  • the faulty service unit of the faulty XPIC cancellation function and the faulty service unit of the faulty MIMO cancellation function are turned off, and the faulty XPIC cancellation function is turned off.
  • the faulty service unit and the faulty service unit of the faulty MIMO cancellation function attempt to recover actively. If the service recovery is successful, the process ends; if the service is not recovered successfully, it waits for the next time period to continue to try to recover until the service recovery is successful.
  • the recovery unit of the present disclosure may also be configured to open the faulty service unit of the faulty XPIC cancellation function and the faulty service unit of the faulty MIMO cancellation function, and the faulty service unit of the faulty XPIC cancellation function and the faulty MIMO cancellation function The faulty business unit performs synchronous recovery.
  • the present disclosure forms an XPIC group in a device of a multi-receiving and multi-receiving microwave transmission device, and the devices form a MIMO group.
  • the fault service ticket is preset according to a preset time period.
  • the element performs active recovery, that is, the present disclosure can perform active recovery of the faulty service unit in the event of a failure of one or several service units, so as to recover the faulty service after the fault recovers the normal transmission capability, thereby avoiding related technologies.

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)

Abstract

La présente invention concerne un procédé et un appareil de communication par micro-ondes ; dans la présente invention, un groupe XPIC est constitué dans chaque dispositif parmi des dispositifs de transmission par micro-ondes à entrées multiples et sorties multiples (MIMO), et un groupe MIMO est constitué entre des dispositifs ; si la transmission de service est interrompue en raison d'une interférence ou d'une atténuation, alors l'unité de service défaillante est restaurée activement selon une période de temps prédéfinie ; c'est-à-dire, dans la présente invention, dans un cas où une ou plusieurs unités de service ont échoué, il est possible de restaurer activement l'unité ou les unités de service ayant échoué ; ainsi, le service défaillant est restauré après la récupération après la défaillance et la capacité de transmission normale est reprise, ce qui permet d'empêcher le problème dans l'état de la technique associé d'une ou de plusieurs unités de service défectueuses et de rendre indisponible d'autres services.
PCT/CN2017/112437 2017-01-03 2017-11-22 Procédé et appareil de communication par micro-ondes Ceased WO2018126811A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201710001226.7A CN108270607B (zh) 2017-01-03 2017-01-03 一种微波通信的方法及装置
CN201710001226.7 2017-01-03

Publications (1)

Publication Number Publication Date
WO2018126811A1 true WO2018126811A1 (fr) 2018-07-12

Family

ID=62771381

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2017/112437 Ceased WO2018126811A1 (fr) 2017-01-03 2017-11-22 Procédé et appareil de communication par micro-ondes

Country Status (2)

Country Link
CN (1) CN108270607B (fr)
WO (1) WO2018126811A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113825214A (zh) * 2020-06-19 2021-12-21 中兴通讯股份有限公司 微波空口控制方法及其装置、计算机可读存储介质

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112886998B (zh) 2019-11-29 2022-09-16 华为技术有限公司 一种微波传输方法以及相关设备
CN116155691B (zh) * 2023-02-03 2024-12-03 北京达佳互联信息技术有限公司 数据处理方法及其装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1503461A (zh) * 2002-11-20 2004-06-09 �ձ�������ʽ���� 双极化传输接收系统和本振相位噪声的降低方法
CN101800678A (zh) * 2010-03-12 2010-08-11 华为技术有限公司 应用ccdp和xpic的微波传输方法、装置和系统
CN103378899A (zh) * 2012-04-25 2013-10-30 中兴通讯股份有限公司 一种应用交叉极化干扰抵消器的控制方法及系统

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9059876B2 (en) * 2013-01-16 2015-06-16 Broadcom Corporation Communication system having cross polarization interference cancellation (XPIC)
WO2016072206A1 (fr) * 2014-11-05 2016-05-12 日本電気株式会社 Système de communications, appareil d'émission et procédé de communications

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1503461A (zh) * 2002-11-20 2004-06-09 �ձ�������ʽ���� 双极化传输接收系统和本振相位噪声的降低方法
CN101800678A (zh) * 2010-03-12 2010-08-11 华为技术有限公司 应用ccdp和xpic的微波传输方法、装置和系统
CN103378899A (zh) * 2012-04-25 2013-10-30 中兴通讯股份有限公司 一种应用交叉极化干扰抵消器的控制方法及系统

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113825214A (zh) * 2020-06-19 2021-12-21 中兴通讯股份有限公司 微波空口控制方法及其装置、计算机可读存储介质

Also Published As

Publication number Publication date
CN108270607A (zh) 2018-07-10
CN108270607B (zh) 2022-10-21

Similar Documents

Publication Publication Date Title
US12082094B2 (en) Communication by a repeater system including a network of radio frequency repeater devices
CN101800678B (zh) 应用ccdp和xpic的微波传输方法、装置和系统
WO2018126811A1 (fr) Procédé et appareil de communication par micro-ondes
CN109743092B (zh) 一种基于极化-空域信息协同处理的认知异构蜂窝网络干扰对齐方法
JP2020503818A (ja) 制御プレーンネットワークを伴う通信ネットワーク
US20110065390A1 (en) Polarization co-ordination
Li et al. Joint impact of hardware impairments and imperfect CSI on cooperative SWIPT NOMA multi-relaying systems
Tang et al. Secure wireless communications via cooperative relaying and jamming
JP3563421B2 (ja) 無線通信装置
CN106911420A (zh) 一种射频能量采集非可信多中继系统的安全传输方法
US9049060B2 (en) Co-channel dual polarized microwave device and method for receiving receive signal
WO2011052300A1 (fr) Système de communication sans fil et procédé de commande
CN103378899B (zh) 一种应用交叉极化干扰抵消器的控制方法及系统
WO2017113841A1 (fr) Procédé et dispositif d'application de ccdp et de xpic à une émission en hyperfréquence
CN112886998B (zh) 一种微波传输方法以及相关设备
WO2011020243A1 (fr) Procédé et équipement de relais coopératif dans un système de communication sans fil
CN119921840B (zh) 基于双波束用户终端与多星的高韧性抗干扰卫星通信方法
Xie et al. Robust channel estimation strategy for two-way multi-antenna relay networks with asynchronous transmission
CN107196730A (zh) 用于tdd系统的通信方法和装置
Chen et al. Polarization and power optimization for spectrum sharing in cognitive heterogeneous cellular network
Wang et al. Self-Interference Cancellation for Full-Duplex in Spatial-Polarized Domain
Elazreg et al. Sub-Optimum Detection Scheme with Double the Full Diversity for Asynchronous Cooperative Relay Network
Li et al. Polarization-enabled spectrum opportunities made practical: Polarization mode dispersion and learning-throughput tradeoff
Yue et al. A Hybrid Massive MIMO Jammer for TDD Point-to-Point Link
WO2023273229A1 (fr) Procédé et appareil de transmission de signal hyperfréquence, support de stockage, et dispositif électronique

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 17889996

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 17889996

Country of ref document: EP

Kind code of ref document: A1