JP4197247B2 - Radio control apparatus, radio control method, and radio control program - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a radio control apparatus, a radio control method, and a radio control program capable of avoiding inconsistency between a preset carrier state and a carrier state actually used for transmission and reception.
[0002]
[Prior art]
FIG. 8 is a block diagram showing a communication control system including a conventional radio base station apparatus and network control apparatus. As shown in the figure, a conventional radio base station device 800 includes an internal communication control unit 811, a base station monitoring control unit 810 having a carrier state holding unit 812 and an inter-network control device communication control unit 813, and an internal communication control unit. And a wireless transmission / reception control unit 820 having a transmission / reception unit 822.
[0003]
In the communication control system, the network state of the radio base station apparatus 800 is set by the network control apparatus 200. At that time, the network control device 200 communicates with the network control device communication control unit 813 of the radio base station device 800. The radio base station apparatus 800 sets the carrier state notified from the network control apparatus 200 in the carrier state holding unit 812 via the internal communication control unit 811 and returns a response to the network control apparatus 200. Thereafter, the carrier state is notified to the transmission / reception unit 822 via the internal communication control units 811 and 821. The transmission / reception unit 822 performs transmission / reception with the wireless communication terminal according to the notified carrier state.
[0004]
[Problems to be solved by the invention]
However, when the notification of the carrier state between the base station monitoring control unit 810 and the wireless transmission / reception control unit 820 fails, the carrier state between the wireless base station device 800 and the network control device 200 and within the wireless base station device 800 There was a problem that inconsistency of the above occurred. As a cause of failure in notification of the carrier state, for example, generation of noise on the bus in the radio base station device 800 or reception of a notification message at the switching timing when the radio transmission / reception control has a redundant configuration This may be due to a missing message, a problem with the wireless transmission / reception control software, or the like.
[0005]
The present invention has been made in view of the above-described conventional problems, and is capable of avoiding inconsistency between a preset carrier state and a carrier state actually used for transmission / reception, a wireless control method, and wireless control. The purpose is to provide a program.
[0006]
[Means for Solving the Problems]
In order to achieve the above object, a radio network controller according to the present invention is a radio network controller that avoids inconsistency between a preset carrier state and a carrier state used for transmission and reception, and The carrier state holding unit that holds the carrier state notified from the network control device that sets the state, the transmission / reception unit that performs transmission and reception with the communication terminal in the carrier state notified from the network control device, and the carrier state holding unit If the carrier states are different from each other as a result of comparison by the carrier state comparison unit comparing the carrier state being used and the carrier state used in transmission / reception performed by the transmission / reception unit every predetermined period, and the carrier state comparison unit The carrier state used in transmission / reception performed by the transmission / reception unit is carried in the carrier state holding unit. Comprises a carrier state matching processing unit to match the state, the.
[0007]
Therefore, inconsistency between a preset carrier state and a carrier state actually used for transmission and reception can be avoided. As a result, it is possible to eliminate the mismatch of the carrier state between the network control apparatus and the radio control apparatus and within the radio control apparatus.
[0008]
The radio control apparatus according to the present invention is a radio control apparatus that avoids inconsistency between a preset carrier state and a carrier state used for reception, and includes a transmission control unit and a reception control unit, The control unit is configured to transmit to a communication terminal in a carrier state notified from the network control device, a transmission-side carrier state holding unit that holds the carrier state notified from the network control device that sets a carrier state in the transmission control unit And a carrier state notification unit for notifying the reception control unit of the carrier state held in the transmission-side carrier state holding unit for each first predetermined period, and the reception control unit includes: A receiving carrier state holding unit for holding carrier information notified from the transmission control unit, and a communication terminal in a carrier state notified from the transmission control unit. A receiving carrier state that compares the carrier state held in the receiving side carrier state holding unit with the carrier state used in the reception performed by the receiving unit every second predetermined period If both carrier states are different as a result of comparison between the comparison unit and the reception-side carrier state comparison unit, the carrier state used in the reception performed by the reception unit is held in the reception-side carrier state holding unit A receiving-side carrier state matching processing unit that matches the state.
[0009]
Therefore, inconsistency between the preset carrier state and the carrier state actually used for reception can be avoided. As a result, it is possible to eliminate the mismatch of the carrier state between the network control apparatus and the radio control apparatus and within the radio control apparatus.
[0010]
The radio control apparatus according to the present invention is a radio control apparatus that avoids inconsistency between a preset carrier state and a carrier state used for transmission, and includes a transmission control unit and a reception control unit, wherein the reception control unit The control unit is configured to receive from the communication terminal in the carrier state notified by the network control device, the receiving-side carrier state holding unit that holds the carrier state notified from the network control device that sets the carrier state in the reception control unit. And a carrier state notifying unit for notifying the transmission control unit of the carrier state held in the receiving carrier state holding unit for each first predetermined period, the transmission control unit comprising: A transmission side carrier state holding unit for holding carrier information notified from the reception control unit, and a communication terminal in a carrier state notified from the reception control unit The transmission side carrier state that compares the carrier state held in the transmission side carrier state holding unit and the carrier state used in the transmission performed by the transmission unit every second predetermined period As a result of comparison between the comparison unit and the transmission-side carrier state comparison unit, if both carrier states are different, the carrier state used in the transmission performed by the transmission unit is held in the transmission-side carrier state holding unit A transmission-side carrier state matching processing unit that matches the state.
[0011]
Therefore, inconsistency between a preset carrier state and a carrier state actually used for transmission can be avoided. As a result, it is possible to eliminate the mismatch of the carrier state between the network control apparatus and the radio control apparatus and within the radio control apparatus.
[0012]
Further, in the radio network controller according to the present invention, the transmission control unit sets a third predetermined state between a carrier state held in the transmission-side carrier state holding unit and a carrier state used for transmission performed by the transmission unit. If both carrier states are different as a result of comparison between the transmission-side carrier state comparison unit and the transmission-side carrier state comparison unit that are compared for each period, the carrier state used in the transmission performed by the transmission unit is set to the transmission-side carrier. A transmission-side carrier state matching processing unit that matches the carrier state held in the state holding unit. Therefore, it is possible to avoid inconsistency between the carrier state actually used for transmission as well as reception and the preset carrier state.
[0013]
Further, in the radio network controller according to the present invention, the reception control unit determines a third predetermined state between a carrier state held in the reception-side carrier state holding unit and a carrier state used in reception performed by the reception unit. If the two carrier states are different as a result of comparison between the receiving-side carrier state comparing unit and the receiving-side carrier state comparing unit that are compared for each period, the carrier state used in reception performed by the receiving unit is set to the receiving-side carrier. A receiving-side carrier state matching processing unit that matches the carrier state held in the state holding unit. Therefore, inconsistency between the carrier state actually used for reception as well as transmission and the preset carrier state can be avoided.
[0014]
The radio control apparatus according to the present invention preferably includes a cycle setting unit that sets the first predetermined cycle, the second predetermined cycle, or the third predetermined cycle.
[0015]
The radio control method according to the present invention is a radio control method using a radio control device that avoids inconsistency between a preset carrier state and a carrier state used in transmission and reception, and The carrier state holding step for holding the carrier state notified from the network control device for setting the state, the transmission / reception step for transmitting and receiving with the communication terminal in the carrier state notified from the network control device, and the carrier state holding step. If the carrier states are different as a result of the comparison in the carrier state comparison step in which the carrier state used for transmission / reception performed in the transmission / reception step is compared at every predetermined period and the carrier state comparison step, The carrier state used in transmission / reception performed by the transmission / reception step is the carrier. It has a carrier state alignment process step of matching the carrier state of being held by the A state holding step.
[0016]
In addition, the radio control method according to the present invention is a radio control using a radio control apparatus including a transmission control unit and a reception control unit that avoids inconsistency between a preset carrier state and a carrier state used for reception. A transmission side carrier state holding step for holding a carrier state notified from a network control device that sets a carrier state in the transmission control unit, and a carrier state notified from the network control device to a communication terminal. A transmission step of performing transmission, a carrier state notification step of notifying the reception control unit of the carrier state held in the transmission-side carrier state holding step for each first predetermined period, and a carrier notified from the transmission control unit A receiving-side carrier state holding step for holding information, and a communication end in a carrier state notified from the transmission control unit. Receiving-side carrier state that compares the receiving state for receiving from the carrier state held in the receiving-side carrier state holding step and the carrier state used for receiving in the receiving step at every second predetermined period If both carrier states are different as a result of comparison in the comparison step and the reception-side carrier state comparison step, the carrier state used in reception performed by the reception step is the carrier held in the reception-side carrier state holding step Receiving-side carrier state matching processing step for matching with the state.
[0017]
In addition, the radio control method according to the present invention is a radio control using a radio control apparatus including a transmission control unit and a reception control unit that avoids mismatch between a preset carrier state and a carrier state used for transmission. A receiving-side carrier state holding step for holding a carrier state notified from a network control device that sets a carrier state in the reception control unit; and a carrier state notified from the network control device from a communication terminal. A receiving step for performing reception, a carrier state notifying step for notifying the carrier state held in the receiving-side carrier state holding step to the transmission control unit every first predetermined period, and a carrier notified from the reception control unit The transmission side carrier state holding step for holding information, and communication in the carrier state notified from the reception control unit A transmitting-side carrier that compares the transmission state for transmitting to the end, the carrier state held in the transmitting-side carrier state holding step, and the carrier state used for transmission performed by the transmitting step every second predetermined period If both carrier states are different as a result of comparison in the state comparison step and the transmission side carrier state comparison step, the carrier state used in transmission performed by the transmission step is retained in the transmission side carrier state retention step. Transmitting-side carrier state matching processing step for matching with the carrier state.
[0018]
Furthermore, a radio control program according to the present invention is for causing a computer to execute the radio control method according to claim 7, 8 or 9.
[0019]
DETAILED DESCRIPTION OF THE INVENTION
Embodiments of a wireless control device, a wireless control method, and a wireless control program according to the present invention will be described below. In the following description, the radio control apparatus and radio control method according to the present invention will be described in detail. However, the radio control program according to the present invention is a program for executing the radio control method, so that Is included in the following description of the radio control method.
[0020]
The radio base station apparatus according to the embodiment described below periodically compares the carrier state set by the network control apparatus with the carrier state actually used in the radio base station apparatus, and the two states are different. If it is, the adjustment to the carrier state set by the network control device is performed. Here, the carrier state may be, for example, a setting of a frequency to be used, a dormant / non-pause state indicating whether to use the set frequency, or a 3G radio control device. A carrier number or the like can be considered.
[0021]
[First Embodiment]
FIG. 1 is a block diagram illustrating a communication control system including a radio base station apparatus according to the first embodiment. As shown in the figure, the communication control system of the first embodiment includes a radio base station apparatus 100 and a network control apparatus 200. In addition, the radio base station apparatus 100 includes a base station monitoring control unit 110 and a radio transmission / reception control unit 120. The base station monitoring control unit 110 includes an inter-network control device communication control unit 111, a carrier state holding unit 112 corresponding to a carrier state holding unit, an internal communication control unit 113, and a carrier state comparison corresponding to a carrier state comparison unit. Unit 114, period control unit 115, and carrier state matching processing unit 116 corresponding to carrier state matching processing means. The wireless transmission / reception control unit 120 is provided with an internal communication control unit 121 and a transmission / reception unit 122 corresponding to transmission / reception means.
[0022]
Hereinafter, each component which the wireless base station apparatus 100 has is demonstrated. The inter-network control device communication control unit 111 communicates with the network control device 200 and receives a notification of the carrier state. The carrier state holding unit 112 holds the carrier state notified from the network control device 200. The internal communication control unit 113 of the base station monitoring control unit 110 communicates with the internal communication control unit 121 of the radio transmission / reception control unit 120 to notify the transmission / reception unit 122 of the carrier state notified from the network control device 200. The transmission / reception unit 122 performs transmission / reception with the wireless communication terminal in the notified carrier state.
[0023]
The carrier state comparison unit 114 compares the carrier state held in the carrier state holding unit 112 with the carrier state used in the transmission / reception unit 122 for each predetermined comparison period. The cycle control unit 115 controls the comparison cycle. The comparison period is controlled by changing the period of the synchronization signal that the period control unit 115 gives to the carrier state comparison unit 114. The carrier state matching processing unit 116 sets the carrier state of the transmission / reception unit 122 to the carrier state held in the carrier state holding unit 112 when both carrier states are different as a result of the comparison by the carrier state comparison unit 114. Processing for matching (matching processing) is performed.
[0024]
In the communication control system configured as described above, the carrier state of the radio base station apparatus 100 is set by the network control apparatus 200. The radio base station apparatus 100 holds the carrier state notified from the network control apparatus 200 in the carrier state holding unit 112 and then transmits the carrier state to the transmission / reception unit 122. The transmission / reception unit 122 performs a transmission / reception operation with the wireless communication terminal according to the notified carrier state.
[0025]
While the transmission / reception operation is being performed, the cycle control unit 115 gives a synchronization signal to the carrier state comparison unit 114 at a predetermined cycle. Each time the carrier state comparison unit 114 receives a synchronization signal from the cycle control unit 115, the carrier state comparison unit 114 compares the carrier state held in the carrier state holding unit 112 with the carrier state used in the transmission / reception unit 122. The comparison result is transmitted to the carrier state matching processing unit 116. The carrier state matching processing unit 116 monitors the comparison result by the carrier state comparing unit 114. If the carrier states are different, the carrier state matching processing unit 116 determines that a carrier state mismatch has occurred, and A process of matching the carrier state with the carrier state held in the carrier state holding unit 112 is performed. This process is performed when the carrier state matching processing unit 116 transmits a message instructing the change of the carrier state to the transmission / reception unit 122 via the internal communication control units 113 and 121.
[0026]
As described above, according to the communication control system of the first embodiment, the carrier state set by the network control device 200 and the carrier state actually used by the transmission / reception unit 122 of the radio base station device 100 are determined. When the periodical comparison is made and there is a mismatch, the network control apparatus 200 and the radio base station apparatus 100 are matched by matching (matching) the carrier state of the transmission / reception unit 122 with the carrier state held in the carrier state holding unit 312. It is possible to avoid the inconsistent state between the carrier states in the wireless base station apparatus 100.
[0027]
[Second Embodiment]
FIG. 2 is a block diagram illustrating a communication control system including the radio base station apparatus according to the second embodiment. As shown in the figure, in the communication control system of the second embodiment, unlike the first embodiment, the radio base station apparatus 100 corresponds to the radio transmission control apparatus 300 corresponding to the transmission control section and the reception control section. And a wireless reception control device 400.
[0028]
The wireless transmission control device 300 includes a transmission-side monitoring control unit 310 and a wireless transmission control unit 320. The wireless reception control device 400 includes a reception side monitoring control unit 410 and a wireless reception control unit 420.
[0029]
The transmission side monitoring control unit 310 corresponds to the communication control unit 311 between network control devices, the transmission side carrier state holding unit 312 corresponding to the transmission side carrier state holding unit, the internal communication control unit 313, and the carrier state notification unit. A carrier state notifying unit 314 and a cycle control unit 315 are provided. Further, the wireless transmission control unit 320 is provided with an internal communication control unit 321 and a transmission unit 322 corresponding to a transmission unit.
[0030]
On the other hand, the reception side monitoring control unit 410 includes a reception side carrier state holding unit 412 corresponding to the reception side carrier state holding unit, an internal communication control unit 413, and a carrier state comparison unit 414 corresponding to the reception side carrier state comparison unit. And a cycle control unit 415 and a carrier state matching processing unit 416 corresponding to a receiving-side carrier state matching processing unit. The radio reception control unit 420 is provided with an internal communication control unit 421 and a receiving unit 422 corresponding to a receiving unit.
[0031]
Hereinafter, each component which the wireless base station apparatus 100 has is demonstrated. The communication control unit 311 between network control devices of the wireless transmission control device 300 communicates with the network control device 200 and receives a notification of the carrier state. The transmission-side carrier state holding unit 312 holds the carrier state notified from the network control device 200.
[0032]
The internal communication control unit 313 of the transmission side monitoring control unit 310 communicates with the internal communication control unit 321 of the wireless transmission control unit 320 and the internal communication control unit 413 of the reception side monitoring control unit 410. Then, the carrier state notified from the network control apparatus 200 is transmitted to the transmission unit 322 and also transmitted to the reception-side carrier state holding unit 412. The transmission unit 322 performs transmission to the wireless communication terminal in the notified carrier state.
[0033]
The carrier state notification unit 314 notifies the wireless reception control device 400 of the carrier state held in the transmission-side carrier state holding unit 312 via the internal communication control units 313 and 413 at predetermined notification periods. The cycle control unit 315 controls the notification cycle. The notification cycle is controlled by changing the cycle of the synchronization signal that the cycle control unit 315 gives to the carrier state notification unit 314.
[0034]
The internal communication control unit 413 of the reception side monitoring control unit 410 communicates with the internal communication control unit 313 of the transmission side monitoring control unit 310 and receives the notification of the carrier state from the carrier state notification unit 314. The receiving carrier state holding unit 412 holds the carrier state notified from the carrier state notification unit 314. Also, the internal communication control unit 413 communicates with the internal communication control unit 421 and notifies the receiving unit 422 of the carrier state received from the carrier state notifying unit 314. The receiving unit 422 performs reception from the wireless communication terminal according to the notified carrier state.
[0035]
The carrier state comparison unit 414 compares the carrier state held in the reception-side carrier state holding unit 412 with the carrier state used in the reception unit 422 for each predetermined comparison period. The cycle control unit 415 controls the comparison cycle. Note that the comparison period is controlled by changing the period of the synchronization signal that the period control unit 415 gives to the carrier state comparison unit 414. The carrier state matching processing unit 416 determines that the carrier state of the receiving unit 422 is the carrier held in the receiving-side carrier state holding unit 412 when both carrier states are different as a result of the comparison by the carrier state comparing unit 414. A process (matching process) for matching with the state is performed.
[0036]
In the communication control system configured as described above, the carrier state of the radio base station apparatus 100 is set by the network control apparatus 200. The radio transmission control apparatus 300 holds the carrier state notified from the network control apparatus 200 in the transmission side carrier state holding unit 312 and then notifies the transmission unit 322 and the radio reception control apparatus 400. The transmission unit 322 performs a transmission operation to the wireless communication terminal according to the notified carrier state. On the other hand, the radio reception control device 400 holds the carrier state notified from the radio transmission control device 300 in the reception-side carrier state holding unit 412 and then transmits the carrier state to the reception unit 422. The receiving unit 422 performs a receiving operation from the wireless communication terminal according to the notified carrier state.
[0037]
While the transmission operation and the reception operation are performed, in the transmission side monitoring control unit 310, the cycle control unit 315 gives a synchronization signal to the carrier state notification unit 314 at a predetermined cycle (notification cycle). Each time the carrier state notification unit 314 receives a synchronization signal from the cycle control unit 315, the carrier state notification unit 314 transmits the carrier state held in the transmission side carrier state holding unit 312 to the reception side monitoring control unit 410.
[0038]
In the reception side monitoring control unit 410, the cycle control unit 415 gives a synchronization signal to the carrier state comparison unit 414 at a predetermined cycle (comparison cycle). Each time the carrier state comparison unit 414 receives a synchronization signal from the period control unit 415, the carrier state comparison unit 414 compares the carrier state held in the reception-side carrier state holding unit 412 with the carrier state used in the reception unit 422. The comparison result is transmitted to the carrier state matching processing unit 416. The carrier state matching processing unit 416 monitors the comparison result by the carrier state comparing unit 414. If the carrier states are different, the carrier state matching processing unit 416 determines that a carrier state mismatch has occurred, and the receiving unit 422 A process of matching the carrier state with the carrier state held in the carrier state holding unit 412 is performed. This processing is performed when the carrier state matching processing unit 416 transmits a message instructing the change of the carrier state to the receiving unit 422 via the internal communication control units 413 and 420.
[0039]
As described above, according to the communication control system of the second embodiment, the radio base station apparatus 100 includes two apparatuses, the radio transmission control apparatus 300 and the radio reception control apparatus 400, and the radio transmission control apparatus 300 is Even when communicating with the network control apparatus 200, the radio transmission control apparatus 300 periodically notifies the carrier state set by the network control apparatus 200 to the radio reception control apparatus 400, and the radio reception control apparatus 400 The carrier state used in the receiving unit 422 is periodically compared, and in the case of a mismatch, the carrier state of the receiving unit 422 matches the carrier state held in the receiving-side carrier state holding unit 412 (matching) Wireless communication between the network control device 200 and the wireless base station device 100 and between the wireless base station device 100 and the wireless base station device 100. Between the control unit 300 and the wireless reception control measures 400, and it is possible to avoid the mismatched state of the carrier state in the radio base station apparatus 100 of the wireless reception control device 400.
[0040]
Note that the carrier state notification processing from the wireless transmission control device 300 to the wireless reception control device 400 and the carrier state matching processing in the wireless reception control device 400 can be performed in synchronization with each other. Since device 300 and wireless reception control device 400 are provided with period control units 315 and 415, respectively, they can be performed asynchronously and independently.
[0041]
[Third Embodiment]
FIG. 3 is a block diagram illustrating a communication control system including the radio base station apparatus according to the third embodiment. As shown in the figure, in the communication control system of the third embodiment, unlike the first embodiment, the radio base station device 100 corresponds to the radio reception control device 500 corresponding to the reception control unit and the transmission control unit. And a wireless transmission control device 600.
[0042]
The radio reception control device 500 includes a reception side monitoring control unit 510 and a radio reception control unit 520. The wireless transmission control device 600 includes a transmission-side monitoring control unit 610 and a wireless transmission control unit 620.
[0043]
The reception side monitoring control unit 510 corresponds to the communication control unit 511 between network control devices, the reception side carrier state holding unit 512 corresponding to the reception side carrier state holding unit, the internal communication control unit 513, and the carrier state notification unit. A carrier state notifying unit 514 and a cycle control unit 515 are provided. The wireless reception control unit 520 is provided with an internal communication control unit 521 and a reception unit 522 corresponding to a reception unit.
[0044]
On the other hand, the transmission side monitoring control unit 610 includes a transmission side carrier state holding unit 612 corresponding to the transmission side carrier state holding unit, an internal communication control unit 613, and a carrier state comparison unit 614 corresponding to the transmission side carrier state comparison unit. And a cycle control unit 615 and a carrier state matching processing unit 616 corresponding to the transmission side carrier state matching processing means. The wireless transmission control unit 620 includes an internal communication control unit 621 and a transmission unit 622 corresponding to a transmission unit.
[0045]
Hereinafter, each component which the wireless base station apparatus 100 has is demonstrated. The communication control unit 511 between the network control devices of the wireless reception control device 500 communicates with the network control device 200 and receives a notification of the carrier state. The receiving carrier state holding unit 512 holds the carrier state notified from the network control apparatus 200.
[0046]
The internal communication control unit 513 of the reception side monitoring control unit 510 communicates with the internal communication control unit 521 of the wireless reception control unit 520 and the internal communication control unit 613 of the transmission side monitoring control unit 610. Then, the carrier state notified from the network control apparatus 200 is transmitted to the receiving unit 522 and also transmitted to the receiving-side carrier state holding unit 512. The receiving unit 522 performs reception from the wireless communication terminal in the notified carrier state.
[0047]
The carrier state notification unit 514 notifies the radio transmission control apparatus 600 of the carrier state held in the reception-side carrier state holding unit 512 via the internal communication control units 513 and 613 at predetermined notification periods. The cycle control unit 515 controls the notification cycle. The notification cycle is controlled by changing the cycle of the synchronization signal that the cycle control unit 515 gives to the carrier state comparison unit 514.
[0048]
The internal communication control unit 613 of the transmission side monitoring control unit 610 communicates with the internal communication control unit 513 of the reception side monitoring control unit 510 and receives the notification of the carrier state from the carrier state notification unit 514. The transmission-side carrier state holding unit 612 holds the carrier state notified from the carrier state notification unit 514. The internal communication control unit 613 communicates with the internal communication control unit 621 to notify the transmission unit 622 of the carrier state received from the carrier state notification unit 514. The transmission unit 622 performs transmission to the wireless communication terminal in the notified carrier state.
[0049]
The carrier state comparison unit 614 compares the carrier state held in the transmission-side carrier state holding unit 612 with the carrier state used in the transmission unit 622 for each predetermined comparison period. The cycle control unit 615 controls the comparison cycle. The comparison period is controlled by changing the period of the synchronization signal that the period control unit 615 gives to the carrier state comparison unit 614. The carrier state matching processing unit 616 changes the carrier state of the transmission unit 622 to the carrier held in the transmission-side carrier state holding unit 612 when both carrier states are different as a result of the comparison by the carrier state comparison unit 614. A process (matching process) for matching with the state is performed.
[0050]
In the communication control system configured as described above, the carrier state of the radio base station apparatus 100 is set by the network control apparatus 200. The radio reception control device 500 holds the carrier state notified from the network control device 200 in the reception-side carrier state holding unit 512 and then notifies the reception unit 522 and the radio transmission control device 600. The receiving unit 522 performs a receiving operation from the wireless communication terminal according to the notified carrier state. On the other hand, the radio transmission control apparatus 600 holds the carrier state notified from the radio reception control apparatus 500 in the transmission-side carrier state holding unit 612 and then transmits the carrier state to the transmission unit 622. The transmission unit 622 performs a transmission operation to the wireless communication terminal according to the notified carrier state.
[0051]
While the reception operation and the transmission operation are performed, in the reception-side monitoring control unit 510, the cycle control unit 515 gives a synchronization signal to the carrier state notification unit 514 at a predetermined cycle. Each time the carrier state notification unit 514 receives a synchronization signal from the cycle control unit 515, the carrier state notification unit 514 transmits the carrier state held in the reception-side carrier state holding unit 512 to the transmission-side monitoring control unit 610.
[0052]
In the transmission-side monitoring control unit 610, the cycle control unit 615 gives a synchronization signal to the carrier state comparison unit 614 at a predetermined cycle. Each time the carrier state comparison unit 614 receives the synchronization signal from the cycle control unit 615, the carrier state comparison unit 614 compares the carrier state held in the transmission-side carrier state holding unit 612 with the carrier state used in the transmission unit 622. The comparison result is transmitted to the carrier state matching processing unit 616. The carrier state matching processing unit 616 monitors the comparison result by the carrier state comparison unit 614. If the carrier states are different, the carrier state matching processing unit 616 determines that a carrier state mismatch has occurred, A process of matching the carrier state with the carrier state held in the transmission side carrier state holding unit 612 is performed. This process is performed when the carrier state matching processing unit 616 transmits a message instructing the carrier unit 622 to change the carrier state via the internal communication control units 613 and 621.
[0053]
As described above, according to the communication control system of the third embodiment, the radio base station apparatus 100 includes the two apparatuses, the radio reception control apparatus 500 and the radio transmission control apparatus 600, and the radio reception control apparatus 500 is Even when communicating with the network control apparatus 200, the radio transmission control apparatus 500 periodically notifies the carrier state set by the network control apparatus 200 to the radio reception control apparatus 600, and the radio transmission control apparatus 600 The carrier state used in the transmission unit 622 is periodically compared, and in the case of a mismatch, the carrier state of the transmission unit 622 matches the carrier state held in the transmission-side carrier state holding unit 612 (matching). Wireless communication between the network control device 200 and the wireless base station device 100, and the wireless base station device 100. Between the control unit 500 and a radio transmission control measures 600, and it is possible to avoid the mismatched state of the carrier state in the radio base station apparatus 100 of the radio transmission control device 600.
[0054]
Note that the carrier status notification processing from the radio reception control device 500 to the radio transmission control device 600 and the carrier status matching processing in the radio transmission control device 600 can be performed in synchronization with each other. Since device 500 and wireless transmission control device 600 are provided with period control units 515 and 615, respectively, they can be performed asynchronously and independently.
[0055]
[Fourth Embodiment]
FIG. 4 is a block diagram illustrating a communication control system including a radio base station apparatus according to the fourth embodiment. As shown in the figure, in the communication control system of the fourth embodiment, unlike the second embodiment (FIG. 2), instead of the carrier state notification unit 314 of the wireless transmission control device 300, the carrier state notification means and A carrier comparison notifying unit 317 corresponding to the transmitting-side carrier state comparing unit is provided, and a carrier state matching processing unit 316 corresponding to the transmitting-side carrier state matching processing unit is added. Note that the configuration of the wireless reception control device 400 is the same as that of the second embodiment.
[0056]
In addition to the function of the carrier notification unit 314 illustrated in FIG. 2, the carrier comparison notification unit 317 performs a predetermined comparison between the carrier state held in the carrier state holding unit 312 and the carrier state used in the transmission unit 322. It has a function to compare every period. The comparison cycle is controlled by the cycle control unit 315. That is, both the notification cycle and the comparison cycle of the carrier state are controlled by the synchronization signal output from the cycle control unit 315 every predetermined cycle. The carrier state matching processing unit 316 indicates that the carrier state of the transmission unit 322 is held in the carrier state holding unit 312 when both carrier states are different as a result of comparison by the carrier state comparison notification unit 317. Process to match.
[0057]
In the communication control system configured as described above, in the transmission side monitoring control unit 310 of the radio base station apparatus 100, the cycle control unit 315 gives a synchronization signal to the carrier state comparison notification unit 317 at a predetermined cycle. Each time the carrier state comparison / notification unit 317 receives a synchronization signal from the cycle control unit 315, the carrier state comparison / notification unit 317 transmits the carrier state held in the transmission-side carrier state holding unit 312 to the reception-side monitoring control unit 410, and at the same time, the transmission-side carrier state The carrier state held in the holding unit 312 is compared with the carrier state used in the transmission unit 322, and the comparison result is transmitted to the carrier state matching processing unit 316. The carrier state matching processing unit 316 monitors the comparison result by the carrier state comparison notifying unit 317, and when the two carrier states are different from each other, the carrier state matching processing unit 316 determines that a carrier state mismatch has occurred, and transmits the transmission unit 322. The carrier state is matched with the carrier state held in the transmission side carrier state holding unit 312. This process is performed when the carrier state matching processing unit 316 transmits a message instructing the transmission unit 322 to change the carrier state via the internal communication control units 313 and 321.
[0058]
As described above, according to the communication control system of the fourth embodiment, the carrier state set by the network control device 200 and the carrier state of the transmission unit 322 are periodically compared. By matching (matching) the carrier state of the transmission unit 322 with the carrier state held in the transmission-side carrier state holding unit 312, the carrier state in the wireless transmission control device 300 as well as in the wireless reception control device 400 is changed. Inconsistent states can also be avoided.
[0059]
In the above description, the carrier state notification processing from the wireless transmission control device 300 to the wireless reception control device 400 and the carrier state matching processing in the wireless transmission control device 300 are performed in synchronization. You may make it do.
[0060]
[Fifth Embodiment]
FIG. 5 is a block diagram illustrating a communication control system including a radio base station apparatus according to the fifth embodiment. As shown in the figure, in the communication control system of the fifth embodiment, unlike the third embodiment (FIG. 3), instead of the carrier state notification unit 514 of the radio reception control device 500, the carrier state notification means and A carrier comparison notifying unit 517 corresponding to the receiving side carrier state comparing unit is provided, and a carrier state matching processing unit 516 corresponding to the receiving side carrier state matching processing unit is added. Note that the configuration of the wireless transmission control device 600 is the same as that of the third embodiment.
[0061]
In addition to the function of the carrier notification unit 514 illustrated in FIG. 3, the carrier comparison notification unit 517 performs a predetermined comparison between the carrier state held in the carrier state holding unit 512 and the carrier state used in the reception unit 522. It has a function to compare every period. The comparison period is controlled by the period control unit 515. That is, both the carrier state notification cycle and the comparison cycle are controlled by the synchronization signal output from the cycle control unit 515 every predetermined cycle. The carrier state matching processing unit 516 indicates that the carrier state of the reception unit 522 is held in the carrier state holding unit 512 when both carrier states are different as a result of the comparison by the carrier state comparison notification unit 517. Process to match.
[0062]
In the communication control system configured as described above, in the reception-side monitoring control unit 510 of the radio base station apparatus 100, the cycle control unit 515 gives a synchronization signal to the carrier state comparison notification unit 517 at a predetermined cycle. Each time the carrier state comparison / notification unit 517 receives a synchronization signal from the cycle control unit 515, the carrier state comparison / notification unit 517 transmits the carrier state held in the reception side carrier state holding unit 512 to the transmission side monitoring control unit 610 and also receives the reception side carrier state. The carrier state held in the holding unit 512 is compared with the carrier state used in the receiving unit 522, and the comparison result is transmitted to the carrier state matching processing unit 516. The carrier state matching processing unit 516 monitors the comparison result by the carrier state comparison notifying unit 517, and if the two carrier states are different, the carrier state matching processing unit 516 determines that a carrier state mismatch has occurred, and receives the receiving unit 522. The carrier state is matched with the carrier state held in the receiving-side carrier state holding unit 512. This process is performed when the carrier state matching processing unit 516 transmits a message instructing the change of the carrier state to the receiving unit 522 via the internal communication control units 513 and 521.
[0063]
As described above, according to the communication control system of the fifth embodiment, the carrier state set by the network control device 200 and the carrier state of the receiving unit 522 are periodically compared. By matching (matching) the carrier state of the receiving unit 522 with the carrier state held in the receiving-side carrier state holding unit 512, the carrier state in the wireless reception control device 500 as well as in the wireless transmission control device 500 is changed. Inconsistent states can also be avoided.
[0064]
In the above description, the carrier state notification process from the radio reception control apparatus 500 to the radio transmission control apparatus 600 and the carrier state matching process in the radio reception control apparatus 500 are performed in synchronization. You may make it do.
[0065]
[Sixth Embodiment]
FIG. 6 is a block diagram illustrating a communication control system including a radio base station apparatus according to the sixth embodiment. As shown in the figure, in the communication control system of the sixth embodiment, unlike the fourth embodiment (FIG. 4), the wireless transmission control device 300 and the wireless reception control device 400 set the comparison period and the notification period. Period setting sections 318 and 417 corresponding to the period setting means for changing from the outside are provided.
[0066]
The cycle setting unit 318 of the wireless transmission control device 300 is connected to the network control device 200 via the communication control unit 311 between network control devices. When a cycle change instruction is received from the network control device 200, the cycle of the synchronization signal is output. Is changed to the period instructed by the network control apparatus 200. The period setting unit 417 of the radio reception control apparatus 400 is connected to the maintenance terminal 700 provided for each radio base station apparatus 100. When receiving a period change instruction from the maintenance terminal 700, the period setting unit 417 sets the output period of the synchronization signal. The setting is changed to the cycle instructed from the maintenance terminal 700. The cycle changed in this way becomes effective immediately after the setting is changed.
[0067]
In the communication control system configured as described above, by giving an instruction from the network control apparatus 200 to the radio transmission control apparatus 300, a cycle for notifying the carrier state from the radio transmission control apparatus 300 to the radio reception control apparatus 400, and a radio The period for performing the carrier state matching process in the transmission control apparatus 300 can be changed. In addition, by giving an instruction from the maintenance terminal 700 to the radio reception control apparatus 400, it is possible to change the setting for performing the carrier state matching process in the radio reception control apparatus 400.
[0068]
[Seventh Embodiment]
FIG. 7 is a block diagram illustrating a communication control system including a radio base station apparatus according to the seventh embodiment. As shown in the figure, in the communication control system of the seventh embodiment, unlike the fifth embodiment (FIG. 5), the radio reception control device 500 and the radio transmission control device 600 set the comparison cycle and the notification cycle. It has period setting sections 518 and 617 corresponding to the period setting means for changing from the outside.
[0069]
The cycle setting unit 518 of the wireless reception control device 500 is connected to the network control device 200 via the network control device communication control unit 511, and upon receiving a cycle change instruction from the network control device 200, the output cycle of the synchronization signal. Is changed to the period instructed by the network control apparatus 200. In addition, the period setting unit 617 of the radio transmission control apparatus 600 is connected to the maintenance terminal 700 provided for each radio base station apparatus 100. When receiving a period change instruction from the maintenance terminal 700, the period setting unit 617 sets the output period of the synchronization signal. The setting is changed to the cycle instructed from the maintenance terminal 700. The cycle changed in this way becomes effective immediately after the setting is changed.
[0070]
In the communication control system configured as described above, by giving an instruction from the network control device 200 to the radio reception control device 500, a cycle for notifying the carrier state from the radio reception control device 500 to the radio transmission control device 600, and a radio The period for performing the carrier state matching process in the reception control apparatus 500 can be changed. In addition, by giving an instruction from the maintenance terminal 700 to the radio transmission control apparatus 600, it is possible to change the setting of the period for performing the carrier state matching process in the radio reception control apparatus 600.
[0071]
The radio control apparatus according to the present invention is not limited to the above embodiment. For example, you may add the period setting part for changing a comparison period or a notification period from the exterior to the structure of the radio base station apparatus 100 shown in FIGS.
[0072]
【The invention's effect】
As described above, according to the radio control apparatus, radio control method, and radio control program according to the present invention, it is possible to avoid inconsistency between a preset carrier state and a carrier state actually used for transmission and reception. As a result, it is possible to eliminate the mismatch of the carrier state between the network control apparatus and the radio control apparatus and within the radio control apparatus.
[Brief description of the drawings]
FIG. 1 is a block diagram showing a communication control system including a radio base station apparatus according to a first embodiment.
FIG. 2 is a block diagram showing a communication control system including a radio base station apparatus according to the second embodiment.
FIG. 3 is a block diagram showing a communication control system including a radio base station apparatus according to the third embodiment.
FIG. 4 is a block diagram showing a communication control system including a radio base station apparatus according to a fourth embodiment.
FIG. 5 is a block diagram showing a communication control system including a radio base station apparatus according to a fifth embodiment.
FIG. 6 is a block diagram showing a communication control system including a radio base station apparatus according to a sixth embodiment.
FIG. 7 is a block diagram showing a communication control system including a radio base station apparatus according to a seventh embodiment.
FIG. 8 is a block diagram showing a communication control system including a conventional radio base station apparatus and network control apparatus.
[Explanation of symbols]
100 radio base station apparatus
110 Base station monitoring control unit
111 Communication controller between network controllers
112 Carrier state holding unit
114 Carrier state comparison unit
115 Period controller
116 Carrier state matching processing unit
120 Wireless transmission / reception control unit
121 Internal communication controller
122 transceiver
200 Network controller
300 Wireless transmission control device
310 Sending side monitoring control unit
311 Communication control unit between network controllers
312 Transmission-side carrier state holding unit
314 Carrier status notification unit
315 Period controller
316 Carrier state matching processing unit
317 Carrier comparison notification unit
318 Period setting part
320 Wireless transmission control unit
322 Transmitter
400 Wireless reception control device
410 Receiving side monitoring control unit
412 Receiving-side carrier state holding unit
414 Carrier state comparison unit
415 Period controller
416 Carrier state matching processing unit
417 Period setting part
420 Radio reception control unit
422 receiver
500 Radio reception controller
510 Receiving side monitoring control unit
511 Communication controller between network controllers
512 Receiving-side carrier state holding unit
514 Carrier status notification unit
515 Period controller
516 Carrier state matching processing unit
517 Carrier comparison notification unit
518 Period setting part
520 Wireless reception control unit
522 receiver
600 Wireless transmission control device
610 Sending side monitoring control unit
612 Transmitting carrier state holding unit
614 Carrier State Comparison Unit
615 Period controller
616 Carrier state matching processing unit
617 Period setting part
620 Wireless transmission control unit
622 Transmitter

Claims (10)

A radio control apparatus for avoiding a mismatch between carrier state to be used at a preset carrier state and reception, the carrier state is used frequency,
Carrier state holding means for holding the carrier state notified from the network control device for setting the carrier state in the radio control device;
A transmission / reception means for performing transmission / reception with a communication terminal in a carrier state notified from the network control device;
A carrier state comparison unit that compares a carrier state held in the carrier state holding unit with a carrier state used in transmission / reception performed by the transmission / reception unit at predetermined intervals;
If both carrier states are different as a result of comparison by the carrier state comparison means, a carrier state matching process for matching the carrier state used for transmission / reception performed by the transmission / reception means with the carrier state held by the carrier state holding means Means,
A wireless control device comprising: A radio control apparatus for avoiding a mismatch between carrier state for use in receiving a preset carrier state, wherein the carrier state is used frequency,
A transmission control unit and a reception control unit,
The transmission control unit
Transmitting-side carrier state holding means for holding the carrier state notified from the network control device that sets the carrier state in the transmission control unit;
Transmitting means for transmitting to a communication terminal in a carrier state notified from the network control device;
Carrier state notification means for notifying the reception control unit of the carrier state held in the transmission side carrier state holding means for each first predetermined period;
The reception control unit
Receiving carrier state holding means for holding carrier information notified from the transmission control unit;
Receiving means for receiving from a communication terminal in a carrier state notified from the transmission control unit;
A receiving-side carrier state comparing unit that compares a carrier state held in the receiving-side carrier state holding unit with a carrier state used in reception performed by the receiving unit for each second predetermined period;
If the two carrier states are different as a result of the comparison by the receiving-side carrier state comparing unit, the carrier state used in the reception performed by the receiving unit is made to coincide with the carrier state held in the receiving-side carrier state holding unit A radio control apparatus comprising: a receiving-side carrier state matching processing unit. A radio control apparatus for avoiding a mismatch between carrier state for the push with a preset carrier state, wherein the carrier state is used frequency,
A transmission control unit and a reception control unit,
The reception control unit
Receiving-side carrier state holding means for holding the carrier state notified from the network control device that sets the carrier state in the reception control unit;
Receiving means for receiving from a communication terminal in a carrier state notified from the network control device;
Carrier state notifying means for notifying the transmission control unit of the carrier state held in the receiving carrier state holding means for each first predetermined period;
The transmission control unit
Transmitting-side carrier state holding means for holding carrier information notified from the reception control unit;
Transmitting means for transmitting to the communication terminal in the carrier state notified from the reception control unit;
A transmission-side carrier state comparison unit that compares the carrier state held in the transmission-side carrier state holding unit and the carrier state used in transmission performed by the transmission unit every second predetermined period;
If the two carrier states are different as a result of the comparison by the transmission side carrier state comparison unit, the carrier state used in the transmission performed by the transmission unit is matched with the carrier state held in the transmission side carrier state holding unit. A radio control apparatus comprising: a transmission-side carrier state matching processing unit. The transmission control unit
A transmission-side carrier state comparison unit that compares the carrier state held in the transmission-side carrier state holding unit and the carrier state used in transmission performed by the transmission unit every third predetermined period;
If the two carrier states are different as a result of the comparison by the transmission side carrier state comparison unit, the carrier state used in the transmission performed by the transmission unit is matched with the carrier state held in the transmission side carrier state holding unit. The radio control apparatus according to claim 2, further comprising a transmission-side carrier state matching processing unit. The reception control unit
A receiving-side carrier state comparing unit that compares the carrier state held in the receiving-side carrier state holding unit with a carrier state used in reception performed by the receiving unit for each third predetermined period;
If the two carrier states are different as a result of the comparison by the receiving-side carrier state comparing unit, the carrier state used in the reception performed by the receiving unit is made to coincide with the carrier state held in the receiving-side carrier state holding unit The radio control apparatus according to claim 3, further comprising: a receiving-side carrier state matching processing unit.   6. The wireless control device according to claim 1, further comprising cycle setting means for setting the first predetermined cycle, the second predetermined cycle, or the third predetermined cycle. . A radio control method using the radio controller to avoid mismatch with the carrier state to be used at a preset carrier state and reception, the carrier state is used frequency,
A carrier state holding step for holding a carrier state notified from a network control device for setting a carrier state in the wireless control device;
A transmission / reception step of performing transmission / reception with a communication terminal in a carrier state notified from the network control device;
A carrier state comparison step for comparing the carrier state held in the carrier state holding step with the carrier state used in transmission / reception performed by the transmission / reception step every predetermined period;
If both carrier states are different as a result of the comparison in the carrier state comparison step, a carrier state matching process for matching the carrier state used in transmission / reception performed in the transmission / reception step with the carrier state held in the carrier state holding step Steps,
A wireless control method comprising: A radio control method using a radio control apparatus including a transmission control unit and a reception control unit that avoids inconsistency between a preset carrier state and a carrier state used for reception, wherein the carrier state is a frequency used And
A transmission side carrier state holding step for holding a carrier state notified from a network control device for setting a carrier state in the transmission control unit;
A transmission step of performing transmission to a communication terminal in a carrier state notified from the network control device;
A carrier state notification step of notifying the reception control unit of the carrier state held in the transmission side carrier state holding step for each first predetermined period;
A receiving carrier state holding step for holding carrier information notified from the transmission control unit;
A reception step of performing reception from a communication terminal in a carrier state notified from the transmission control unit;
A receiving carrier state comparing step that compares the carrier state held in the receiving carrier state holding step with the carrier state used in reception performed by the receiving step every second predetermined period;
If the two carrier states are different as a result of the comparison in the reception-side carrier state comparison step, the carrier state used in the reception performed in the reception step is matched with the carrier state held in the reception-side carrier state holding step. Receiving-side carrier state matching processing step;
A wireless control method comprising: A radio control method using a radio control apparatus including a transmission control unit and a reception control unit that avoids mismatch between a preset carrier state and a carrier state used for transmission, wherein the carrier state is a frequency used And
A receiving carrier state holding step for holding a carrier state notified from a network control device that sets a carrier state in the reception control unit;
A reception step of performing reception from a communication terminal in a carrier state notified from the network control device;
A carrier state notification step of notifying the transmission control unit of the carrier state held in the reception-side carrier state holding step every first predetermined period;
A transmitting carrier state holding step for holding carrier information notified from the reception control unit;
A transmission step of performing transmission to a communication terminal in a carrier state notified from the reception control unit;
A transmission carrier state comparison step that compares the carrier state held in the transmission carrier state holding step with the carrier state used in transmission performed by the transmission step every second predetermined period;
If the two carrier states are different as a result of the comparison in the transmitting carrier state comparing step, the carrier state used in the transmission performed by the transmitting step is made to coincide with the carrier state held in the transmitting carrier state holding step. Transmitting-side carrier state matching processing step;
A wireless control method comprising:   A wireless control program for causing a computer to execute the wireless control method according to claim 7, 8 or 9. The adjustment step is a signal relay method performed before the distribution step.

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