WO2006087868A1 - マルチモード通信装置 - Google Patents
マルチモード通信装置 Download PDFInfo
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- WO2006087868A1 WO2006087868A1 PCT/JP2005/023480 JP2005023480W WO2006087868A1 WO 2006087868 A1 WO2006087868 A1 WO 2006087868A1 JP 2005023480 W JP2005023480 W JP 2005023480W WO 2006087868 A1 WO2006087868 A1 WO 2006087868A1
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- signal processing
- resource control
- control function
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- processing device
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- 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
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/403—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency
- H04B1/406—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency with more than one transmission mode, e.g. analog and digital modes
Definitions
- the present invention relates to a multi-mode communication apparatus capable of supporting a plurality of communication methods by changing functions.
- the conventional function-modifiable multi-mode communication apparatus includes a resource in which the function of the communication apparatus is defined, a signal processing device configured to perform necessary signal processing by the resource, other modem functions, and Some have a controller that redefines the protocol function as the resource (see, for example, Patent Document 1).
- FIG. 8 shows a conventional multimode communication apparatus described in Patent Document 1 and capable of changing functions.
- a conventional multi-mode communication device capable of changing functions receives an RF signal from a base station via an antenna 601 and transmits an RF signal to the base station.
- a reception signal from the antenna 601 is converted into a digital reception IF signal by the wireless transmission / reception device 602 and supplied to the signal processing device 603.
- the digital transmission IF signal generated by the signal processing device 603 is converted into a transmission RF signal by the wireless transmission / reception device 602 and supplied to the antenna 601.
- the signal processing device 603 includes hardware resources such as an LSIized processor, a memory, and a logic circuit, and mainly performs processing necessary for transmission and reception.
- the resources of the signal processing device 603 are controlled by the resource controller 604. This control makes it possible to respond immediately to changes in the functions and specifications of mobile radio communication devices as usage conditions change.
- the resource controller 604 controls software change control, logic circuit configuration method change control, or both, for the signal processing device 603 resource. As a result, the function of the mobile radio communication device is changed as desired.
- the storage device 605 holds software used in the signal processing device 603 and a database such as processing data.
- the storage device 605 reads and writes necessary programs and data under the control of the resource controller 604 or the system controller 606 that controls the entire interior of the mobile radio communication device.
- a program read from the storage device 605 is described in the signal processing device 603.
- the input / output device unit 607 connected to the system controller 606 includes various input / output devices that manage the interface with the user of the mobile radio communication apparatus, such as a microphone, a speaker, a keyboard, and a display.
- Patent Document 1 Japanese Patent Laid-Open No. 2002-335186 (FIG. 1)
- the present invention has been made in view of the above circumstances, and implements a resource control function in a signal processing unit capable of changing the function without providing a dedicated resource control unit, and without resource control of external force.
- An object of the present invention is to provide a multi-mode communication device capable of changing the function of a signal processing unit.
- the multi-mode communication device of the present invention is executed first on a radio unit that performs radio communication, a plurality of signal processing devices whose functions can be changed by controlling resources, and the plurality of signal processing devices.
- a storage unit that stores data defining a possible resource control function, and the resource control function is implemented in at least one of the plurality of signal processing devices.
- the function of the signal processing device can be changed without providing a resource control unit outside the signal processing device, and a resource control unit can be provided in any signal processing device. Therefore, without external resource control, the signal processing unit The function can be changed.
- the multimode communication apparatus of the present invention can be executed on a radio unit that performs radio communication, a plurality of signal processing devices whose functions can be changed by resource control, and the plurality of signal processing devices
- the function of the signal processing device can be changed without providing the resource control unit outside the signal processing device, and the resource control unit can be provided in any signal processing device. Therefore, the function of the signal processing unit can be changed without external resource control. Also, by dividing the resource control function into multiple parts, the amount of resources required for a specific signal processing device can be reduced, and there is a margin in resources corresponding to the amount of resource used by each signal processing device depending on the function. It is possible to implement resource control units on multiple signal processing devices.
- the multimode communication apparatus of the present invention can be executed on a radio unit that performs radio communication, a plurality of signal processing devices whose functions can be changed by controlling resources, and the plurality of signal processing devices.
- a storage unit that stores data defining a specific resource control function, and the resource determination unit determines a signal processing device that implements the resource control function by grasping a resource usage state of the signal processing device.
- a resource rewriting unit that executes resource change of the signal processing device, and the divided resource control function is implemented in at least one of the plurality of signal processing devices.
- the present invention is the above-described multi-mode communication apparatus, wherein the plurality of signal processing devices whose functions can be changed are different from a program operation type device or a logic definition type device. Shall.
- the function of the signal processing device can be changed by using a program operation type device such as DSP or a logic definition type device such as FPGA as the signal processing device.
- the present invention provides the above-described multimode communication apparatus, wherein the function change of the signal processing device in which the resource control function is implemented is performed in the plurality of signal processing devices capable of changing the function. If so, the resource control function is moved to another signal processing device, and then the function of the target device is changed.
- the present invention is the multimode communication apparatus described above, wherein the data defining the function of the signal processing device including the resource control function is provided in the apparatus as a path for supplying the storage unit power. A data line shared by the entire system is used.
- the present invention provides the above-described multi-mode communication apparatus, which is dedicated to function change as a path for supplying data defining the function of the signal processing device including the resource control function as the storage unit power.
- a shared data line is used.
- the present invention provides the above-described multi-mode communication apparatus, which is provided for function change as a path for supplying data defining the function of the signal processing device including the resource control function as the storage unit power.
- the resource control function as the storage unit power.
- the present invention is the multimode communication apparatus described above, wherein a signal processing device having the resource control function mounted thereon controls the radio unit.
- the radio unit can be controlled according to the function definition state of the signal processing device by the signal processing device in which the resource control function is implemented.
- the present invention provides the multimode communication apparatus as described above, wherein the signal having a maximum remaining resource after function definition excluding the resource control function is provided as the signal processing device that implements the resource control function.
- a processing device shall be selected.
- the present invention provides the multimode communication apparatus as described above, wherein the remaining amount of the resource after function definition excluding the resource control function is the resource control function as a signal processing device that implements the resource control function.
- the signal processing device with the minimum remaining amount of resources among those exceeding the amount necessary to implement the function shall be selected.
- the signal processing device with the minimum remaining amount of resources is selected, and the resource control function can be implemented in an appropriate signal processing device.
- the present invention provides the multimode communication apparatus as described above, wherein the remaining amount of the resource after function definition excluding the resource control function is the resource control function as a signal processing device that implements the resource control function.
- the signal processing device that requires the minimum power consumption for the operation of the resource control function is selected from those that exceed the amount required to implement the function.
- the present invention provides the multimode communication apparatus as described above, wherein the remaining amount of the resource after function definition excluding the resource control function is the resource control function as a signal processing device that implements the resource control function. Responding in excess of what is needed to implement the function It is assumed that the signal processing device having the smallest variation in the remaining amount of the resource due to the function change to be selected is selected.
- the present invention provides the multimode communication apparatus as described above, wherein the remaining amount of the resource after function definition excluding the resource control function is the resource control function as a signal processing device that implements the resource control function.
- the signal processing device with the maximum operating speed of the resource control function shall be selected among those exceeding the necessary amount for implementing the function.
- the present invention provides the multimode communication apparatus as described above, wherein the remaining amount of the resource after function definition excluding the resource control function as the signal processing device for implementing the resource control function is the resource control function.
- a signal processing device with a predetermined high priority shall be selected among those exceeding the required amount for implementing the function.
- a signal processing device having a predetermined high priority is selected, and a resource control function can be implemented in an appropriate signal processing device.
- the present invention is the above-described multi-mode communication apparatus, wherein the resource control function is also implemented in a signal processing device having a V-shift, and an initial state is set as an initial setting state. In the set state, the resource control function shall be implemented in a predetermined signal processing device.
- the resource control function in the initial setting state, can be implemented in a predetermined appropriate signal processing device.
- the present invention is the above-described multi-mode communication apparatus, which stores a source code that is a source of data defining the resource control function instead of the data defining the resource control function And a data generation unit that generates data defining the resource control function from the source code.
- a source code that is a source of data defining the resource control function instead of the data defining the resource control function
- a data generation unit that generates data defining the resource control function from the source code.
- control data stored in the storage unit can be made constant regardless of the signal processing device.
- the present invention is the multimode communication apparatus described above, wherein the data generation unit is mounted in the signal processing device.
- the present invention provides the above-described multi-mode communication apparatus, comprising: a storage unit that stores compression definition data obtained by compressing data defining the resource control function; and the compression definition data controller that includes the resource control function.
- a data decompression unit that decompresses and generates defined data, and when the resource control function is implemented in the plurality of signal processing devices, the data decompression unit reads the compression definition data read from the storage unit. It shall be implemented after decompressing the control function to the defined data.
- the present invention is the multimode communication apparatus described above, wherein the data decompression unit is mounted in the signal processing device.
- the resource control function can be implemented in a signal processing unit that can change the function without providing a dedicated resource control unit, and the function of the signal processing unit can be changed without resource control by an external force.
- a multimode communication apparatus can be provided.
- FIG. 1 is a configuration diagram of a multimode communication apparatus according to a first embodiment of the present invention.
- FIG. 2 is a configuration diagram of a multimode communication apparatus according to a second embodiment of the present invention.
- FIG. 3 is a configuration diagram of a multimode communication apparatus according to a third embodiment of the present invention.
- FIG. 4 is a configuration diagram of a multimode communication apparatus according to a fourth embodiment of the present invention.
- FIG. 5 is a configuration diagram of a multimode communication apparatus according to a fifth embodiment of the present invention.
- ⁇ 6 Configuration diagram of multi-mode communication device according to sixth embodiment of the present invention
- ⁇ 7 Configuration diagram of multi-mode communication device according to seventh embodiment of the present invention
- FIG. 1 is a configuration diagram of a multimode communication apparatus according to the first embodiment of the present invention.
- the multi-mode communication apparatus 101 of the first embodiment is configured to be capable of changing functions, and includes an antenna 102 that performs wireless communication, a wireless unit 103, and a signal processing unit 104 that mainly performs baseband signal processing.
- System controller 110 that controls the entire system. Control the operation of the entire device.
- the signal processing unit 104 includes a plurality of signal processing devices 105 and 106.
- Each of the signal processing devices 105 and 106 includes a signal processing device based on a program description such as a CPU or DSP, and a signal processing device whose function is defined by the definition of hardware resources such as an FPGA.
- the function definition data of the signal processing unit 104 is stored in the storage unit 109.
- the function definition data force required for the plurality of signal processing devices 105, 106 constituting the signal processing unit 104 The common data line from the storage unit 109 to the common system line The signal processing devices 105, 106 are supplied via the data bus 111.
- the storage unit 109 also stores definition data of a resource control unit (resource control function) having a format that can be executed by the signal processing devices 105 and 106. According to the function required for the signal processing unit 104, the definition data of the resource control unit is supplied to a signal processing device with sufficient resources to realize the function of the resource control unit 107.
- an FPGA which is a logic-defined device
- a DSP which is a program operation device
- the signal processor 104 Assuming the signal processor 104, method 1 is GSM (Global syst em for mobile communications), method 2 is the IEEE802.11a standard for wireless local area network (LAN), and the function is changed from method 1 to method 2. The operation of is described.
- GSM Global syst em for mobile communications
- LAN wireless local area network
- the GSM set as method 1 requires equalization processing and Viterbi decoding processing at the time of demodulation.
- the modulation speed is 270.8 kbaud, which is less than IMbaud.
- the signal processing is more suitable for processing in the DSP (second signal processing device 106) than in the FPG A (first signal processing device 105).
- the wireless LAN of method 2 needs to perform FFT processing at 20Msps. High-speed signal processing by a hardware circuit is necessary, and signal processing is more suitable for processing in the FPGA (first signal processing device 105) than in the DSP (second signal processing device 106).
- the function of method 1 is a method suitable for being realized by the second signal processing device 106. Litho Resource usage of the first signal processing device 105 is reduced. For this reason, the definition data is supplied from the storage unit 109 to the first signal processing device 105 having sufficient resources, and the function of the first resource control unit 107 is implemented.
- the function of method 2 is changed, since the function of method 2 is a method suitable for being realized by the first signal processing device 105, the first signal processing device The 105 resources are often used, and the resource usage of the second signal processing device 106 is reduced. For this reason, the definition data is supplied from the storage unit 109 to the second signal processing device 106 having sufficient resources, and the function of the second resource control unit 108 is implemented as the resource control unit after movement. .
- the first resource control unit 107 is effective and the second resource control unit 108 is implemented!
- the first signal processing device is first installed. If the function of 105 is changed, resource control cannot be executed.
- first change the function of the second signal processing device 106 enable the second resource control unit 108 after movement, and then change the second resource control unit 107 to the second resource control. Control is transferred to the control unit 108, and the function of the first signal processing device 105 is changed under the control of the second resource control unit 108.
- the first resource control unit 107 is effective, and scheme 2 In this case, the second resource control unit 108 is enabled.
- the wireless device 101 is selected depending on the V setting, the state, that is, the resource control capability, the initial setting state that is not implemented in the misaligned signal processing device, or the failure of one of the signal processing devices. If the overall resource control function becomes blank, for example, the first signal processing device 105 is determined in advance, and the first resource control unit 107 is mounted on the first signal processing device 105. It is effective to allow the control of the signal processing unit 104 to be executed.
- GSM and wireless LAN have been described as examples of processing functions of the communication method realized by the signal processing unit 104.
- the physical layer that can use other communication methods is used. It is also possible to change the upper layer protocol or application layer function.
- the number of signal processing devices is not limited to two as long as there are a plurality of signal processing devices.
- the power resource control described as an independent device can be performed independently, it may exist in the same device.
- the above condition is satisfied as long as the resource capacity necessary for the implementation of the resource control unit remains, as the selection criterion for the signal processing device on which the resource control unit is implemented is a device with sufficient resources. If so, it may be mounted on an arbitrary signal processing device.
- a function that excludes the resource control function in the signal processing device that implements the resource control unit is selected.
- the signal processing device with the maximum operating speed is selected.
- the resource remaining after defining the function that excludes the resource control function exceeds the required amount to implement the resource control function. Select a signal processing device with high priority.
- the resource control unit can be mounted on an appropriate signal processing device.
- FIG. 2 is a configuration diagram of a multi-mode communication apparatus according to the second embodiment of the present invention.
- the multi-mode communication apparatus 201 of the second embodiment is configured to be capable of changing functions, and includes an antenna 202 that performs wireless communication, a wireless unit 203, and a signal processing unit 204 that mainly performs baseband signal processing.
- the system control unit 210 that controls the entire system controls the operation of the entire apparatus.
- the signal processing unit 204 includes a plurality of signal processing devices 205 and 206. The configuration of the signal processing devices 205 and 206 is the same as that in the first embodiment.
- the function definition data of the signal processing unit 204 is stored in the storage unit 209. Corresponding to the functions required for the signal processing unit 204, the function definition data required for the plurality of signal processing devices 205, 206 constituting the signal processing unit 204 is shared data provided exclusively for function change from the storage unit 209. Each signal processing device 205, 206 is supplied via a data bus 211 dedicated to definition data.
- the storage unit 209 also stores definition data of the resource control unit having a format executable by each signal processing unit. In accordance with the function required for the signal processing unit 204, the definition data of the resource control unit is supplied to a signal processing device with sufficient resources to realize the function of the resource control unit 207.
- the procedure for selecting the signal processing device in which the resource control unit is arranged from the above-described configuration! And the selection method and the resource of each signal processing device is the same as that of the first embodiment.
- the procedure is similar.
- the difference from the first embodiment is that the wireless unit 203 is controlled from the signal processing unit 204, and the wireless unit 203 is controlled according to the function definition state of the signal processing device.
- the dedicated data bus 211 is provided to supply the function definition data and the resource control unit definition data to the signal processing devices 205 and 206 in order to prevent problems caused by data bus congestion. It is a point.
- radio unit 203 is controlled from the signal processing unit 204, and the function definition data and the resource control unit definition data are supplied from the storage unit 209 to each signal processing device. Providing a dedicated data bus may be performed independently.
- FIG. 3 is a configuration diagram of a multimode communication apparatus according to the third embodiment of the present invention.
- the multi-mode communication device 301 of the third embodiment is configured to be capable of changing functions, and includes an antenna 302 that performs wireless communication, a wireless unit 303, and a signal processing unit 304 that mainly performs baseband signal processing.
- the system control unit 310 that controls the entire system controls the operation of the entire apparatus.
- the signal processing unit 304 includes a plurality of signal processing devices 305 and 306. The configuration of the signal processing devices 305 and 306 is the same as that of the first embodiment.
- the function definition data of the signal processing unit 304 is stored in the storage unit 309.
- the function definition data force required for the multiple signal processing devices 305 and 306 that constitute the signal processing unit 304 Storage unit 309 connects each signal processing device exclusively It is supplied to each signal processing device via a data bus 311 dedicated to definition data, which is a data line.
- the dedicated data bus 311 has a configuration in which the storage unit 309 and the signal processing devices 305 and 306 are connected in a chain. This is usually called daisy chain connection.
- the storage unit 309 also stores definition data of the resource control unit having a format that can be executed by each signal processing unit. Depending on the function required for the signal processing unit 304, the resource control unit definition data is supplied to a signal processing device with sufficient resources to realize the function of the resource control unit 307.
- the third embodiment it is possible to provide a resource control unit in a signal processing device with sufficient resources in accordance with the resource usage of each signal processing device that differs depending on the selected function.
- the function of the signal processor can be changed without external resource control.
- the radio unit 303 is controlled from the signal processing unit 304, and the function definition data and the resource control unit definition data are supplied from the storage unit 309 to each signal processing device. Providing a dedicated data bus may be performed independently.
- FIG. 4 is a configuration diagram of a multimode communication apparatus according to the fourth embodiment of the present invention.
- the multi-mode communication device 401 of the fourth embodiment is configured to be capable of changing functions, and includes an antenna 402 that performs wireless communication, a wireless unit 403, and a signal processing unit 404 that mainly performs baseband signal processing.
- the system control unit 410 that controls the entire system controls the operation of the entire apparatus.
- the signal processing unit 404 includes a plurality of signal processing devices 405 and 406.
- the configuration of the signal processing devices 405 and 406 is the same as that of the first embodiment.
- the function definition data of the signal processing unit 404 is stored in the storage unit 409, and a plurality of signal processing devices constituting the signal processing unit 404 corresponding to the functions required for the signal processing unit 404.
- the function definition data required for 405 and 406 is supplied from the storage unit 409 via the definition data dedicated data bus 411 to each signal processing device 405 and 406.
- the storage unit 409 also stores definition data of the resource control unit having a format that can be executed by each signal processing unit.
- the resource control unit definition data is supplied to a plurality of signal processing devices having sufficient resources, and the first resource control unit 407 and the second resource control unit 408 are provided. Realize the function.
- resource control units are provided on a plurality of signal processing devices having sufficient resources in accordance with the resource usage of each signal processing device that differs depending on the selected function. It is possible to change the function of the signal processor without external resource control.
- the number of divisions of the resource control unit is limited to 2, and may be arbitrarily set or variable within a range up to the total number of signal processing devices.
- FIG. 5 is a configuration diagram of a multi-mode communication apparatus according to the fifth embodiment of the present invention.
- the multi-mode communication device 501 of the fifth embodiment includes an antenna 502 that performs wireless communication, a wireless unit 503, and a signal processing unit 504 that mainly performs baseband signal processing, and controls the entire system. The operation of the entire apparatus is controlled by the system control unit 510 to be performed.
- the signal processing unit 504 includes a plurality of signal processing devices 505 and 506. The configuration of the signal processing devices 505 and 506 is the same as that of the first embodiment.
- the function definition data of the signal processing unit 504 is stored in the storage unit 509, and a plurality of signal processing devices constituting the signal processing unit 504 corresponding to the functions required for the signal processing unit 504
- the function definition data required for the signal processing devices 505 and 506 are supplied from the storage unit 509 via the data bus 511 dedicated to the definition data.
- the storage unit 509 also stores definition data of the resource control unit having a format that can be executed by each signal processing unit.
- the resource determination unit and the resource rewriting unit definition data are supplied to two signal processing devices 505 and 506 with sufficient resources, and the resource determination unit Implements the functions of 507 and resource rewriting unit 508.
- each signal processing device that varies depending on the selected function. It is possible to provide a resource control unit on multiple signal processing devices with sufficient resources, and to change the function of the signal processing unit without external resource control. it can.
- the number of divisions of the resource control unit is limited to 2, and may be arbitrarily set or variable within a range up to the total number of signal processing devices.
- the resource determination unit 507 or the resource rewriting unit 508 is further divided to correspond.
- FIG. 6 is a configuration diagram of a multi-mode communication apparatus according to the sixth embodiment of the present invention.
- the multi-mode communication apparatus 701 of the sixth embodiment is configured to be capable of changing functions, and includes an antenna 702 that performs wireless communication, a wireless unit 703, and a signal processing unit 704 that mainly performs baseband signal processing.
- the system control unit 710 that controls the entire system controls the operation of the entire apparatus.
- the signal processing unit 704 includes a plurality of signal processing devices 705 and 706.
- the configuration of the signal processing devices 705 and 706 is the same as that of the first embodiment.
- the function definition data of the signal processing unit 704 is stored in the storage unit 709 in the form of source code.
- the source code of the function definition data necessary for the plurality of signal processing devices 705 and 706 constituting the signal processing unit 704 is provided from the storage unit 709 exclusively for function change.
- the data is input to the data generation unit 712 via a data bus 711 dedicated to definition data, which is a shared data line.
- function definition data necessary for each signal processing device 705, 706 is generated from the input source code, and is sent to each signal processing device 705, 706 via the data bus 711 dedicated to the definition data. Supplied.
- the storage unit 709 also stores definition data of the resource control unit having a format that can be executed by each signal processing unit. Depending on the functions required for the signal processing unit 704, the resource control unit definition data generated by the data generation unit 712 is supplied to the signal processing device with sufficient resources to realize the functions of the resource control unit 707. .
- the signal processing device corresponds to the data generation unit, the function definition data and the resource control unit of the signal processing unit regardless of the type of the signal processing device to be mounted.
- Definition data can be stored in the storage unit in the same source code format. As a result, even when the signal processing device is changed, it is not necessary to change the function definition data stored in the storage unit and the definition data of the resource control unit.
- the data generating unit 712 may be mounted independently on one or more signal processing devices or on each signal processing device.
- storing the function definition data of the signal processing unit and the definition data of the resource control unit in the source code format in the storage unit may be performed independently.
- FIG. 7 is a configuration diagram of a multimode communication apparatus according to the seventh embodiment of the present invention.
- the multi-mode communication device 801 of the seventh embodiment is configured to be capable of changing functions, and includes an antenna 802 that performs wireless communication, a wireless unit 803, and a signal processing unit 804 that mainly performs baseband signal processing.
- the system control unit 810 that controls the entire system controls the operation of the entire apparatus.
- the signal processing unit 804 includes a plurality of signal processing devices 805 and 806.
- the configuration of the signal processing devices 805 and 806 is the same as that of the first embodiment.
- the function definition data of the signal processing unit 804 is stored in the storage unit 809 in a compressed format.
- compressed data of function definition data necessary for the plurality of signal processing devices 805, 806 constituting the signal processing unit 804 is provided from the storage unit 809 exclusively for function change.
- the data is input to the data decompression unit 812 via the data bus 811 dedicated to definition data, which is a shared data line.
- the data decompression unit 812 decompresses the input compressed data to the function definition data necessary for each signal processing device 805, 806, and supplies it to each signal processing device 805, 806 via the data bus 811 dedicated to the definition data. To pay.
- the storage unit 809 has a resource control unit having a format executable by each signal processing unit.
- the definition data is also stored in a compressed format.
- the resource control unit definition data expanded by the data expansion unit 812 is supplied to a signal processing device with sufficient resources to realize the function of the resource control unit 807. .
- data compressed in a format corresponding to the data decompression unit can be stored in the storage unit, and the amount of data stored in the storage unit can be reduced.
- the data decompression unit 812 may be mounted independently for each signal processing device, or may be mounted on one or more signal processing devices.
- storing the function definition data of the signal processing unit and the definition data of the resource control unit in the storage unit in a compressed format may be performed independently.
- a plurality of signal processing devices can be provided without external resource control without providing a dedicated resource control unit for function change in the wireless communication apparatus. You can rewrite and change the function of the signal processing device. As a result, the resource reduction effect of the entire communication device can be expected, which is useful, for example, for a multimode wireless device used for mopile communication. It can also be applied to applications such as home wireless network systems in which multiple communication methods are mixed.
- the present invention has an effect that the function of the signal processing unit can be changed without resource control by an external force by implementing the resource control function in the signal processing unit capable of changing the function without providing a dedicated resource control unit. It is useful for a multi-mode communication device that can support a plurality of communication methods by changing functions.
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US11/569,163 US8107994B2 (en) | 2005-02-16 | 2005-12-21 | Multimode communication apparatus |
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JP2005225385A JP4602187B2 (ja) | 2005-02-16 | 2005-08-03 | マルチモード通信装置 |
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US20040063425A1 (en) | 2002-09-30 | 2004-04-01 | Kabushiki Kaisha Toshiba | Wireless communication terminal |
JP4045158B2 (ja) * | 2002-09-30 | 2008-02-13 | 株式会社東芝 | 無線通信端末 |
ATE357824T1 (de) * | 2003-12-24 | 2007-04-15 | Ericsson Telefon Ab L M | Vielfacharray in einer funkbasisstation und verfahren zur nutzung der funkbasisstation |
-
2005
- 2005-08-03 JP JP2005225385A patent/JP4602187B2/ja not_active Expired - Fee Related
- 2005-12-21 US US11/569,163 patent/US8107994B2/en not_active Expired - Fee Related
- 2005-12-21 WO PCT/JP2005/023480 patent/WO2006087868A1/ja not_active Application Discontinuation
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002335186A (ja) * | 2001-01-25 | 2002-11-22 | Toshiba Corp | 複数の無線通信システムに対応可能な無線通信装置 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016025454A (ja) * | 2014-07-18 | 2016-02-08 | セイコーエプソン株式会社 | 回路装置、送信モジュール、電子機器及び移動体 |
Also Published As
Publication number | Publication date |
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JP4602187B2 (ja) | 2010-12-22 |
JP2006262432A (ja) | 2006-09-28 |
US20070230381A1 (en) | 2007-10-04 |
US8107994B2 (en) | 2012-01-31 |
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