JP6444757B2 - 車載装置および車載システム - Google Patents
車載装置および車載システム Download PDFInfo
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- JP6444757B2 JP6444757B2 JP2015026773A JP2015026773A JP6444757B2 JP 6444757 B2 JP6444757 B2 JP 6444757B2 JP 2015026773 A JP2015026773 A JP 2015026773A JP 2015026773 A JP2015026773 A JP 2015026773A JP 6444757 B2 JP6444757 B2 JP 6444757B2
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- vehicle
- voltage
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- power supply
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- 238000004891 communication Methods 0.000 claims description 100
- 238000001514 detection method Methods 0.000 claims description 37
- 238000012544 monitoring process Methods 0.000 claims description 25
- 230000007704 transition Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 10
- 230000007423 decrease Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q9/00—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L12/40006—Architecture of a communication node
- H04L12/40039—Details regarding the setting of the power status of a node according to activity on the bus
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/182—Level alarms, e.g. alarms responsive to variables exceeding a threshold
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L2012/40208—Bus networks characterized by the use of a particular bus standard
- H04L2012/40215—Controller Area Network CAN
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L2012/40267—Bus for use in transportation systems
- H04L2012/40273—Bus for use in transportation systems the transportation system being a vehicle
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/50—Reducing energy consumption in communication networks in wire-line communication networks, e.g. low power modes or reduced link rate
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Human Computer Interaction (AREA)
- Mechanical Engineering (AREA)
- Selective Calling Equipment (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Description
10 オーディオ制御装置(車載装置の一例)
11 ディスプレイ装置
13 ライト制御装置
14 ドア制御装置
15 通信バス
16 バッテリー
24 CAN通信部
26 マイクロコンピュータ(制御部の一例)
27 低電圧検出部
41 オーディオ制御部
42 ディスプレイ制御部
43 通信処理部
44 モード設定部
45 電源電圧監視部
Vbat バッテリー電圧
Vth1 最低制御電圧(第1閾値の一例)
Vth2 最低通信電圧(第2閾値の一例)
Claims (7)
- 他の車載装置と通信する通信部と、
前記通信部を介して前記他の車載装置と通信可能に接続され、電源電圧が第1閾値以上の場合に制御対象への制御を行う動作モードになる制御部と、を備え、
前記制御部は、
前記電源電圧が前記第1閾値未満であっても第2閾値以上であれば、前記制御対象への制御を行わないが、前記他の車載装置と前記通信部を介して通信可能である
ことを特徴とする車載装置。 - 前記制御部は、
前記制御対象への制御および前記通信部を介した前記他の車載装置との通信を共に停止する動作停止モードの状態で、前記他の車載装置から送信された信号に応じた信号が前記通信部から入力された場合に、前記電源電圧の監視を開始する電圧監視部を備える
ことを特徴とする請求項1に記載の車載装置。 - 前記制御部は、
前記電圧監視部が監視を開始した前記電源電圧の値が前記第2閾値未満である場合、前記電圧監視部による前記電源電圧の監視を停止して前記動作停止モードへ移行する
ことを特徴とする請求項2に記載の車載装置。 - 前記制御部は、
前記電圧監視部が監視を開始した前記電源電圧の値が前記第1閾値未満で前記第2閾値以上である場合に、前記電圧監視部による前記電源電圧の監視を継続しつつ前記他の車載装置と前記通信部を介して通信可能な待機モードへ移行する
ことを特徴とする請求項2または3に記載の車載装置。 - 前記制御部は、
前記待機モードへ移行した後、前記他の車載装置から送信された信号に応じた信号が前記通信部から所定期間入力されない場合、前記電圧監視部による前記電源電圧の監視を停止して前記動作停止モードへ移行する
ことを特徴とする請求項4に記載の車載装置。 - 前記電源電圧が前記第1閾値未満である場合に低電圧検出信号を出力する低電圧検出部を備え、
前記電圧監視部は、
前記電源電圧の監視を、前記低電圧検出部から前記低電圧検出信号が出力されている場合に開始する
ことを特徴とする請求項2〜5のいずれか1つに記載の車載装置。 - 請求項1〜6のいずれか1つに記載の車載装置を複数備える
ことを特徴とする車載システム。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015026773A JP6444757B2 (ja) | 2015-02-13 | 2015-02-13 | 車載装置および車載システム |
US15/014,872 US9925918B2 (en) | 2015-02-13 | 2016-02-03 | On-vehicle apparatus and on-vehicle system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015026773A JP6444757B2 (ja) | 2015-02-13 | 2015-02-13 | 車載装置および車載システム |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016147634A JP2016147634A (ja) | 2016-08-18 |
JP6444757B2 true JP6444757B2 (ja) | 2018-12-26 |
Family
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Application Number | Title | Priority Date | Filing Date |
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JP2015026773A Active JP6444757B2 (ja) | 2015-02-13 | 2015-02-13 | 車載装置および車載システム |
Country Status (2)
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US (1) | US9925918B2 (ja) |
JP (1) | JP6444757B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10347056B2 (en) | 2017-04-17 | 2019-07-09 | Connected Holdings, Llc | Apparatus and method for monitoring vehicle ON/OFF state |
JP7279534B2 (ja) * | 2019-06-18 | 2023-05-23 | 株式会社デンソー | データ記憶制御装置およびデータ記憶制御システム |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005335607A (ja) * | 2004-05-28 | 2005-12-08 | Calsonic Kansei Corp | 車載機器制御システムおよび車載ネットワークのマスター装置 |
JP2007253683A (ja) * | 2006-03-22 | 2007-10-04 | Fujitsu Ten Ltd | 制御装置 |
US8391921B2 (en) * | 2007-02-13 | 2013-03-05 | Google Inc. | Modular wireless communicator |
JP4968169B2 (ja) * | 2008-04-25 | 2012-07-04 | トヨタ自動車株式会社 | 通信システム及び通信方法 |
FR2950499B1 (fr) * | 2009-09-23 | 2011-09-09 | Peugeot Citroen Automobiles Sa | Dispositif de controle pour la mise en attente de redemarrage d'un organe electronique d'un reseau de communication |
JP5764043B2 (ja) * | 2011-10-31 | 2015-08-12 | 富士重工業株式会社 | 車両の制御システム |
FR3002099B1 (fr) * | 2013-02-12 | 2016-05-27 | Proton World Int Nv | Configuration de routeurs nfc pour communication p2p |
-
2015
- 2015-02-13 JP JP2015026773A patent/JP6444757B2/ja active Active
-
2016
- 2016-02-03 US US15/014,872 patent/US9925918B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
JP2016147634A (ja) | 2016-08-18 |
US20160236615A1 (en) | 2016-08-18 |
US9925918B2 (en) | 2018-03-27 |
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