WO2006035529A1 - 移動端末装置およびそのソフトウェア自動更新システム - Google Patents
移動端末装置およびそのソフトウェア自動更新システム Download PDFInfo
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- WO2006035529A1 WO2006035529A1 PCT/JP2005/010074 JP2005010074W WO2006035529A1 WO 2006035529 A1 WO2006035529 A1 WO 2006035529A1 JP 2005010074 W JP2005010074 W JP 2005010074W WO 2006035529 A1 WO2006035529 A1 WO 2006035529A1
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- Prior art keywords
- software
- update
- signal
- vehicle
- digital broadcast
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/60—Software deployment
- G06F8/65—Updates
Definitions
- the present invention relates to a mobile terminal device and a software automatic update system thereof, and more particularly to a technique for updating software using digital broadcasting.
- Patent Document 1 discloses a navigation system that updates a control program and various information of a navigation terminal.
- the navigation server should be updated when the navigation terminal control program stored in the information server and various information such as map data, location data, and traffic information are updated.
- Update information is sent to the broadcasting station.
- the broadcasting station broadcasts update information by satellite digital broadcasting.
- the navigation terminal that receives the broadcast automatically connects to the navigation server via the cellular communication line (telephone line) based on the update information, and downloads the updated control program and various information. Update.
- Patent Document 2 discloses a digital broadcast receiving apparatus and a download system for receiving terrestrial digital broadcasting.
- a digital broadcast receiver installed in a house can acquire updated software on the weak terrestrial digital broadcast wave.
- Portable digital broadcast receivers can acquire download-related information on the strong digital broadcast wave hierarchy.
- the digital broadcasting receiver installed in a house acquires the download-related information of the portable digital broadcast receiver and downloads the updated software based on the download-related information to the portable digital broadcast receiver using infrared rays. Send.
- Patent Document 3 discloses a digital broadcast receiver that receives terrestrial digital broadcasts.
- the terrestrial digital tuner of the digital broadcast receiver configured as a portable type demodulates a strong hierarchical signal of the digital broadcast wave. Then, demultiplex processing is performed and MPEG4 video / audio stream, PSIZSI, etc. are output.
- the terrestrial digital tuner acquires software update information placed on the strong hierarchy, and when it recognizes that a software update is scheduled based on this information, places it on the weak digital broadcast wave hierarchy as detailed information. The obtained software update information is acquired, and the update software is downloaded based on the software update information of this weak hierarchy.
- Patent Document 1 JP 2002-162232 A
- Patent Document 2 Japanese Patent Application Laid-Open No. 2004-23583
- Patent Document 3 Japanese Patent Application Laid-Open No. 2004-23584
- the navigation terminal downloads a control program and various types of information related to the update from the navigation sano via the cellular communication line (telephone line). Therefore, there is a problem that the user of the navigation terminal has to bear the communication cost.
- the update information is broadcast, a large number of accesses are concentrated on the navigation server at a time, and there is a problem that measures are required to avoid this.
- the present invention has been made to solve the above-described problems, and has already been stored. It is an object of the present invention to provide a mobile terminal device and its software automatic update system that can rewrite existing software simultaneously and easily by using update software sent by a digital broadcast signal.
- a mobile terminal device includes a software storage memory storing software, an update buffer for accumulating updated software updated in the software included in the received digital broadcast signal, and power-on And a control means for rewriting the software stored in the software storage memory by the update software and stored in the update buffer.
- the update software included in the digital broadcast signal is received and stored in the update buffer, and the update signal is received upon receiving the power-on signal. Since the buffer power is stored in the software storage memory by the update software that has been read, it is configured to rewrite the software so that automatic update of the software can be performed easily and simultaneously with many mobile terminal devices that can receive digital broadcast signals. There is an effect that can be performed.
- FIG. 1 is a diagram showing a configuration of an automatic software update system to which an in-vehicle system as a mobile terminal device according to Embodiment 1 of the present invention is applied.
- FIG. 2 is a block diagram showing a detailed configuration of the in-vehicle system shown in FIG.
- FIG. 3 is a block diagram showing a detailed configuration of the update time monitoring module shown in FIG.
- FIG. 4 is a sequence diagram for explaining the operation of an automatic software update system to which an in-vehicle system as a mobile terminal apparatus according to Embodiment 1 of the present invention is applied.
- FIG. 1 is a diagram showing a configuration of an automatic software update system to which an in-vehicle system as a mobile terminal device according to Embodiment 1 of the present invention is applied.
- This software automatic update The new system consists of a software distribution center 1, a broadcasting station 2, and multiple in-vehicle systems 3.
- Software distribution center 1 and broadcasting station 2 are connected by a dedicated line 4, and software distribution center 1 and in-vehicle system 3 are connected by a public line 5.
- the software distribution center 1 includes an update software distribution server 11 and an update management server 12.
- the update software distribution server 11 can update the installed software (hereinafter referred to as “update software”) when it is necessary to update the installed software 40 (details will be described later). Is transmitted to broadcasting station 2 via dedicated line 4.
- the software includes various information such as map data, position data, and traffic information in addition to a control program for operating the in-vehicle device 40.
- the update management server 12 manages the versions of software installed in the plurality of in-vehicle devices 40. Specifically, the update management server 12 stores an ID uniquely assigned to the in-vehicle device 40 and a software version installed in the in-vehicle device 40 in a pair in the management table. Then, when an update completion signal with an ID signal and a version signal is sent from the in-vehicle device 40 via the public line 5, the version corresponding to the corresponding ID in the management table is updated.
- the broadcast station 2 multiplexes the audio and video signals with the update notice data and the data signal including the update software sent from the software management center 1 via the dedicated line 4, and the vehicle is used as a digital broadcast signal.
- the in-vehicle system 3 installed in
- the in-vehicle system 3 includes an in-vehicle digital broadcast receiving terminal 30 and an in-vehicle device 40 connected by a power vehicle LAN (Local Area Network) 50 described later in detail.
- the in-vehicle digital broadcast receiving terminal 30 receives the digital broadcast signal from the broadcast station 2, separates the update software from the data signal included in the received digital broadcast signal, and stores it in the update buffer 31.
- the in-vehicle device 40 includes, for example, a car navigation device, an AV (Audio Visual) device, an ETC on-board device and the like.
- the in-vehicle device 40 is activated when a vehicle accessory power source (hereinafter referred to as “ACC power source”) is turned on.
- ACC power source vehicle accessory power source
- the version of the update software stored in the update buffer 31 of the in-vehicle digital broadcast receiving terminal 30 is displayed.
- the update software read from the update buffer 31 is stored in the software storage memory 41 and the power is also restarted. This installs the update software.
- the in-vehicle device 40 sends an update completion signal indicating that to the software distribution center 1 via the public line 5.
- FIG. 2 is a block diagram showing a detailed configuration of the in-vehicle system 3.
- the in-vehicle system 3 is configured by connecting the in-vehicle digital broadcast receiving terminal 30 and the in-vehicle device 40 via the in-vehicle LAN 50.
- the in-vehicle digital broadcast receiving terminal 30 is connected to an AV output device 60 for outputting audio and video. Further, the in-vehicle digital broadcast receiving terminal 30 and the in-vehicle device 40 are supplied with ACC power from the power supply device 81 when the power switch 80 is turned on.
- the power switch 80 is turned on or off by an operation of an idle switch (not shown) or a power control signal from a power control module 73 included in the in-vehicle digital broadcast receiving terminal 30 described later.
- the setting state of the power switch 80 is sent to the in-vehicle digital broadcast receiving terminal 30 as a switch signal.
- the in-vehicle digital broadcast receiving terminal 30 includes an update buffer 31, an antenna 32, a reception control module 33, a data separation module 34, an AV decoding module 35, a software update check module 36, and a reception terminal control module 37. Yes.
- the update nother 31 stores the update software included in the data signal of the digital broadcast signal broadcast from the broadcast station 2.
- the antenna 32 receives a digital broadcast signal transmitted by radio waves from the broadcast station 2, converts it into an electric signal, and sends it to the reception control module 33.
- the reception control module 33 converts the analog signal sent from the antenna 32 into a digital signal and sends it to the data separation module 34 as a received signal.
- the data separation module 34 multiplexes the received signal sent from the reception control module 33 and separates the audio and video signals and the data signal.
- the audio and video signals obtained by the separation by the data separation module 34 are sent to the AV decoding module 35.
- the data separation module 34 The update notice data included in the received data signal is sent to the software update check module 36, and the update software is sent to the receiving terminal control module 37.
- the AV decoding module 35 decodes the audio signal and the video signal sent from the data separation module 34.
- the audio signal and video signal obtained by decoding by the AV decoding module 35 are sent to the AV output device 60.
- the AV output device 60 includes audio equipment such as a stereo device and visual equipment such as a television device, and outputs audio and video.
- the software update check module 36 includes a nonvolatile memory 71, an update time monitoring module 72, and a power supply control module 73.
- the nonvolatile memory 71 corresponds to the memory of the present invention, and stores the update time included in the update notice data sent from the data separation module 34, that is, the distribution start time of the update software.
- the update time monitoring module 72 includes a knock-up power supply device 90, a timer 91, and a comparison operation module 92, as shown in FIG.
- the knock-up power supply 90 is composed of a rechargeable battery.In other words, regardless of whether the power switch 80 is on or off, ACC power is supplied from the power supply 81 to the in-vehicle digital broadcast receiving terminal 30.
- the timer 91 is composed of a digital clock camera and supplies a signal representing the current time to the comparison operation module 92.
- the comparison operation module 92 compares the update time read from the nonvolatile memory 71 with the current time sent from the timer 91, and indicates that these match and the switch signal sent from the power switch 80 is OFF. Drive signal is output.
- the drive signal output from the comparison operation module 92 is sent to the power supply control module 73.
- the power control module 73 generates a power control signal in response to the drive signal from the update time monitoring module 72 and sends it to the power switch 80.
- the means includes the above-described comparison operation module 92 and the power supply control module 73.
- the receiving terminal control module 37 is also configured with, for example, a microcomputer power, and controls the entire in-vehicle digital broadcast receiving terminal 30.
- the receiving terminal control module 37 receives the update software included in the data signal sent from the data separation module 34 and stores it in the update buffer 31.
- the receiving terminal control module 37 responds to the version information acquisition request sent from the in-vehicle device 40 via the in-vehicle LAN 50, and sends a version signal indicating the version of the update software stored in the update buffer 31 to the vehicle. Send to device 40.
- the receiving terminal control module 37 reads the update software stored in the update buffer 31 in response to the update software acquisition request sent from the in-vehicle device 40 via the in-vehicle LAN 50, and sends it to the in-vehicle device 40. Send.
- the in-vehicle device 40 includes a software storage memory 41, an in-vehicle device control module 42, and a public line control module 43.
- the software storage memory 41 stores software including various information such as a control program for operating the in-vehicle device 40, map data, position data, and traffic information, and is stored in the software storage memory 41.
- the updated software is rewritten by the update software stored in the update buffer 31 of the in-vehicle digital broadcast receiving terminal 30.
- the in-vehicle device control module 42 corresponds to the control means of the present invention, and, for example, a microcomputer computer is also configured.
- the in-vehicle device control module 42 operates in accordance with a control program stored in the software storage memory 41, so that the in-vehicle device according to various information such as map data, position data, and traffic information stored in the software storage memory 41. Control the whole of 40.
- the in-vehicle device control module 42 acquires a version signal representing the version of the update software from the in-vehicle digital broadcast receiving terminal 30 by sending a version information acquisition request to the in-vehicle digital broadcast receiving terminal 30 via the in-vehicle LAN 50.
- the in-vehicle device control module 42 sends an update software acquisition request to the in-vehicle digital broadcast receiving terminal 30 via the in-vehicle LAN 50.
- the update software sent from the in-vehicle digital broadcast receiving terminal 30 is acquired and stored in the program storage memory 41.
- the in-vehicle device control module 42 notifies the public line control module 43 to that effect.
- the public line control module 43 corresponds to the transmission means of the present invention, and responds to the notification of the completion of installation sent from the in-vehicle device control module 42, and sends an update completion signal to the public line 5 To the software distribution center 1.
- FIG. 4 is a sequence diagram illustrating the operation of the automatic software update system configured as described above and to which the in-vehicle system 3 as the mobile terminal device according to Embodiment 1 of the present invention is applied. Will be described with reference to FIG.
- the software distribution center 1 registers the updated software in the updated software distribution server 11. Thereby, the update software distribution server 11 sends the update software to the broadcast station 2 via the dedicated line 4 (step ST10).
- broadcast station 2 receives the updated software
- broadcast station 2 distributes the update notice data by digital broadcasting (step ST11).
- the distribution of the update notice data is repeated for a certain period. This increases the probability that the in-vehicle system 3 will receive the update notice data.
- the broadcasting station 2 distributes the updated software by digital broadcasting (step ST12).
- the in-vehicle digital broadcast receiving terminal 30 receives the update notice data distributed from the broadcast station 2 by digital broadcasting (step ST20).
- the update time included in the received update notice data that is, the distribution start time of the update software is stored in the nonvolatile memory 71 (step ST21).
- the update time monitoring module 72 of the software update check module 36 always monitors the time by the knock-up power supply 90 even when the ACC power is not turned on.
- the comparison calculation module 92 included in the update time monitoring module 72 always compares the distribution start time stored in the nonvolatile memory 71 with the current time output from the timer 91, and reaches the distribution start time. Whether it was Find out. If it is determined that the update software distribution start time has not been reached, the process waits while repeatedly executing step ST22.
- step ST23 the update time monitoring module 72 is a power source of the in-vehicle digital broadcast receiving terminal 30.
- the update time monitoring module 72 is a power source of the in-vehicle digital broadcast receiving terminal 30.
- Check whether the ACC power is off step ST23). This is performed by checking whether the switch signal sent from the comparison operation module 92 power switch 80 included in the update time monitoring module 72 indicates OFF. If it is determined in step ST23 that the ACC power is off, the in-vehicle digital broadcast receiving terminal 30 is activated (step ST24).
- the comparison operation module 92 of the update time monitoring module 72 matches the distribution start time stored in the nonvolatile memory 71 with the current time output from the timer 91, and the switch signal from the power switch 80 is When it is turned off, a drive signal is sent to the power control module 73.
- the power control module 73 sends a power control signal to the power switch 80, thereby turning on the power switch 80.
- the entire ACC power supply of the in-vehicle digital broadcast receiving terminal 30 is supplied, and the in-vehicle digital broadcast receiving terminal 30 is ready to receive a digital broadcast signal from the broadcasting station 2. If it is determined in step ST23 that the ACC power is on, the process of step ST24 is skipped.
- the in-vehicle digital broadcast receiving terminal 30 receives the updated software distributed from the broadcast station 2 by the digital broadcast signal (step ST25).
- the received update software is stored in the update buffer 31 under the control of the receiving terminal control module 37 (step ST26).
- the update software stored in the update buffer 31 is transferred to the in-vehicle device 40 and installed when the AC power supply of the in-vehicle device 40 is turned on next time.
- step ST30 when the power of the in-vehicle device 40 is turned on (step ST30), it is checked whether the updated software version is already installed and is newer than the software version (step ST30). ST31). Specifically, the in-vehicle device control module 42 sends a version information acquisition request to the receiving terminal control module 37 via the in-vehicle LAN 50. Receive In response to this, the terminal control module 37 sends a version signal indicating the version of the update software stored in the update buffer 31 to the in-vehicle device control module 42.
- the in-vehicle device control module 42 compares the version signal received from the receiving terminal control module 37 with the version signal indicating the software version stored in the software storage memory 41, so that the version of the updated software has already been determined. Check if it is newer than the installed software version. If it is determined in step ST31 that the version of the updated software is not newer than the version of the software already installed, the sequence returns to step ST20 and the update notice data distributed by digital broadcasting from broadcast station 2 is returned. Wait for reception.
- step ST31 if it is determined in step ST31 that the version of the update software is newer than the version of the software already installed, then the update software stored in the update buffer 31 is stored in the software storage memory 41. Stored and then restarted (step ST32). Specifically, the in-vehicle device control module 42 sends an update software acquisition request to the receiving terminal control module 37 via the in-vehicle LAN 50. In response to this, the receiving terminal control module 37 sends the update software stored in the update buffer 31 to the in-vehicle device control module 42. The in-vehicle device control module 42 stores the updated software received from the receiving terminal control module 37 in the software storage memory 41, and then restarts itself. As a result, the installation of the updated software is completed, and the in-vehicle device 40 can operate with the updated software.
- an update completion notification is sent to the update management server 12 of the software distribution center 1 (step ST33). That is, when the installation of the update software is completed, the in-vehicle device control module 42 notifies the public line control module 43 to that effect.
- the public line control module 43 responds to the notification of the completion of installation sent from the in-vehicle device control module 42, and the version signal indicating the ID signal indicating its own ID and the installed software version.
- An update completion signal with a signal is sent to the update management server 12 of the software distribution center 1 via the public line 5. After that, the sequence returns to step ST20, and the update notice data distributed from broadcasting station 2 by digital broadcasting is received. Waiting to receive data.
- the update management server 12 Upon receiving the update completion signal, the update management server 12 records the update completion information (step ST13). Specifically, when the update management server 12 receives an update completion signal accompanied by an ID signal and a version signal indicating the version of installed software, the update management server 12 updates the version corresponding to the corresponding ID in the management table. As a result, the software distribution center 1 can grasp the software version of the in-vehicle device 40 installed in each in-vehicle system 3. Therefore, for example, by storing the update software in a recording medium and delivering it individually to the in-vehicle device 40 that has not received the update completion signal after distributing the update software by digital broadcasting, for example, The software installed in 40 can be prompted to update.
- the software of the in-vehicle device 40 constituting the in-vehicle system 3 is updated.
- the update software included in the data signal multiplexed into the audio signal and the video signal distributed by digital broadcasting from the broadcasting station 2 is received and stored in the update buffer 31 of the in-vehicle digital broadcast receiving terminal 30.
- the broadcast station 2 releases the update notice data prior to distributing the update software.
- the in-vehicle digital broadcast receiving terminal 30 of each in-vehicle system 3 stores the update time included in the update notice data, that is, the distribution start time of the update software in the non-volatile memory 71, and the distribution start time of the update software Then, if the power of the in-vehicle system 3 is not turned on, the power of the in-vehicle digital broadcast receiving terminal 30 is turned on to receive the updated software. Therefore, even when the power of the in-vehicle system 3 is off, the software of the in-vehicle device 40 can be automatically updated.
- the in-vehicle device 40 is configured to notify the update management server 12 installed in the software distribution center 1 via the public line 51 that the software update is completed, the software distribution center 1 Now you can figure out which customers have completed the software update.
- the mobile terminal device and the software automatic update system thereof according to the present invention are suitable for automatic software update simultaneously and easily by a large number of mobile terminal devices capable of receiving digital broadcast signals. ing.
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Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004-279834 | 2004-09-27 | ||
| JP2004279834A JP2006092451A (ja) | 2004-09-27 | 2004-09-27 | 移動端末装置およびそのソフトウェア自動更新システム |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2006035529A1 true WO2006035529A1 (ja) | 2006-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2005/010074 Ceased WO2006035529A1 (ja) | 2004-09-27 | 2005-06-01 | 移動端末装置およびそのソフトウェア自動更新システム |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2006092451A (ja) |
| WO (1) | WO2006035529A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010140180A (ja) * | 2008-12-10 | 2010-06-24 | Fujitsu Ten Ltd | 移動体のコンピュータプログラム更新装置、方法、およびプログラム |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008065589A (ja) * | 2006-09-07 | 2008-03-21 | Hitachi Ltd | 計算機システム |
| JP2009116576A (ja) * | 2007-11-06 | 2009-05-28 | Toyota Motor Corp | 車両情報記録装置、車両情報収集装置および車両情報記録収集システム |
| JP4726942B2 (ja) | 2008-12-09 | 2011-07-20 | 本田技研工業株式会社 | 車両通信システム、車両通信プログラム |
| JP5229740B2 (ja) * | 2009-05-29 | 2013-07-03 | Necインフロンティア株式会社 | 通信システム、送信装置、受信装置、ファームウェアの更新方法、及びプログラム |
| JP4930573B2 (ja) * | 2009-10-30 | 2012-05-16 | 株式会社デンソー | 車載システム |
| JP5528784B2 (ja) * | 2009-12-01 | 2014-06-25 | クラリオン株式会社 | ナビゲーション装置及び起動方法 |
| CN103176821B (zh) * | 2013-02-28 | 2016-02-24 | 北京万集科技股份有限公司 | 一种路侧控制设备、车载电子标签设备及其程序更新方法 |
| JP2018045411A (ja) * | 2016-09-14 | 2018-03-22 | 大日本印刷株式会社 | ファームウェア更新システム |
| JP7807940B2 (ja) * | 2022-02-25 | 2026-01-28 | シャープ株式会社 | 受信装置、送信装置、受信方法、送出方法、およびプログラム |
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- 2004-09-27 JP JP2004279834A patent/JP2006092451A/ja active Pending
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| JP2000056980A (ja) * | 1998-08-10 | 2000-02-25 | Uniden Corp | プログラム遠隔修正方法、プログラム遠隔修正装置及びこれに適合する端末装置 |
| JP2000137608A (ja) * | 1998-08-28 | 2000-05-16 | Canon Inc | 情報処理装置、プログラム更新方法および記憶媒体 |
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| JP2010140180A (ja) * | 2008-12-10 | 2010-06-24 | Fujitsu Ten Ltd | 移動体のコンピュータプログラム更新装置、方法、およびプログラム |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2006092451A (ja) | 2006-04-06 |
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