CN203734355U - Vehicle-mounted system - Google Patents
Vehicle-mounted system Download PDFInfo
- Publication number
- CN203734355U CN203734355U CN201420131184.0U CN201420131184U CN203734355U CN 203734355 U CN203734355 U CN 203734355U CN 201420131184 U CN201420131184 U CN 201420131184U CN 203734355 U CN203734355 U CN 203734355U
- Authority
- CN
- China
- Prior art keywords
- onboard
- onboard system
- storage battery
- subsystem
- main electricity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000004891 communication Methods 0.000 claims abstract description 22
- 230000005611 electricity Effects 0.000 claims description 34
- 239000003990 capacitor Substances 0.000 claims description 16
- 230000011664 signaling Effects 0.000 claims description 13
- 230000005059 dormancy Effects 0.000 claims description 10
- 229910052715 tantalum Inorganic materials 0.000 claims description 3
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 abstract 2
- 230000007958 sleep Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 230000000284 resting effect Effects 0.000 description 2
- 230000002618 waking effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000004171 remote diagnosis Methods 0.000 description 1
- 230000005477 standard model Effects 0.000 description 1
Abstract
The utility model provides a vehicle-mounted system which comprises a power supply management portion and a vehicle-mounted subsystem which is connected with the output end of the power supply management portion. The power supply management portion comprises a communication control module, an ignition switch signal module, an OR logic circuit which is connected with the communication control module and the ignition switch signal module, a main power supply chip which is connected with the OR logic circuit and the vehicle-mounted subsystem, and a lead wire which is connected with an MCU of the vehicle-mounted subsystem and the main power supply chip, wherein the lead wire outputs a control signal sent by the MCU and for controlling the main power supply chip to be powered off. Therefore, the vehicle-mounted system can reduce power consumption to a large extent without increasing cost obviously.
Description
Technical field
The application relates to automobile mounted system field, particularly a kind of onboard system.
Background technology
The electric power system of automobile is composed in parallel by storage battery and alternating current generator, wherein alternating current generator is as main power source, for equipment is powered and can be charge in batteries, storage battery is mainly ignition system and other onboard systems (as remote diagnosis system etc.) power supply in the time that alternating current generator is out of service, and therefore the electric weight of storage battery is most important.
Along with the develop rapidly of automobile technology, the electronic equipment of vehicle body carry (being onboard system) is more and more, and power consumption is also increasing.In the time that automobile alternator is not worked (as automobile warehouse-in), onboard system relies on storage battery power supply, and these onboard systems continue battery consumption electric weight.If automobile does not start for a long time, can not charge a battery and cause it that power shortage situation occurs, in the time that user starts automobile again, automobile probably cannot normally be worked.For this situation, most of onboard systems can be selected low energy-consumption electronic device, or are that corresponding sleep pattern reduces power consumption by arrangements of components, thereby reach reduction battery consumption, reduce the object that storage battery generation power shortage situation occurs.But the cost of selecting low energy-consumption electronic device is higher and power consumption can not be dropped to lower than its standard model cost; Although be that corresponding sleep pattern reduces power consumption by arrangements of components, element itself and peripheral circuit still can consumes power, still power consumption can not be dropped to lower.
Therefore, providing at present one neither to increase cost, can reduce significantly again the onboard system of power consumption, is those skilled in the art's technical problems urgently to be resolved hurrily.
Utility model content
For solving the problems of the technologies described above, the embodiment of the present application provides a kind of onboard system, and to reach the object that has reduced significantly power consumption and do not caused cost obviously to increase, technical scheme is as follows:
A kind of onboard system, comprising: power management part and the onboard subsystem being connected with the output of described power management part;
Described power management part comprises: communication control module, ignition switch signaling module, be respectively connected with described communication control module and described ignition switch signaling module or logical circuit, respectively the main electricity chip that is connected with described or logical circuit and described onboard subsystem and lead-in wire that micro-control unit MCU in described onboard subsystem and described main electricity chip are connected;
Wherein, described communication control module receives from the dormancy instruction of bus or wakes instruction up, and by described dormancy instruction or wake instruction up and be sent to described onboard subsystem, described communication control module is made up of multiple transceiver;
Described ignition switch signaling module output wake-up signal;
Described main electricity chip is the needed voltage of described onboard subsystem by the power supply voltage transitions of storage battery input;
Described lead-in wire is exported the control signal being sent by described MCU, controls the power-off of described main electricity chip.
Preferably, described lead-in wire, by described or logical circuit, is connected MCU in described onboard subsystem with described main electricity.
Preferably, described power management part also comprises:
With button described or that logical circuit is connected, in the time that described button is connected, produce wake-up signal.
Preferably, described button at least comprises:
Light-touch switch key-press or touch controlled key.
Preferably, described transceiver comprises the CAN of controller local area network transceiver;
Described CAN transceiver comprises the pin being connected with described storage battery;
Wherein, the in the situation that of described main electricity chip power-off, the equal power-off of remainder in described CAN transceiver except described pin, only be connected with described storage battery by described pin, in the time there is message in bus, described pin output high level wake-up signal, wakes described main electricity chip up by described or logical circuit.
Preferably, described storage battery comprises: the power supply voltage of input is the storage battery of 12V or 24V.
Preferably, described storage battery comprises: the storage battery that the power supply voltage of input is 36V.
Preferably, described onboard system also comprises: the storage capacitor being connected with described onboard subsystem.
Preferably, described storage capacitor comprises:
Electrochemical capacitor.
Preferably, described storage capacitor comprises:
Tantalum electric capacity.
Compared with prior art, the application's beneficial effect is:
In this application, in onboard system, go between by increase, MCU in onboard system is connected with main electricity chip, guarantee to export the control signal being sent by MCU to main electricity chip, control the power-off of main electricity chip, thereby the power supply that cuts off onboard system, makes the complete power-off of onboard system, after the complete power-off of onboard system, power consumption is extremely low, has reduced significantly power consumption.Although the onboard system that the application provides has increased lead-in wire, increase the cost of lead-in wire far below the cost that uses low-power consumption element, do not cause cost significantly to increase.
Further, in onboard system or in logical circuit guarantee communication control module and ignition system, any one all can wake separately onboard system up.
Certainly, arbitrary product of enforcement the application might not need to reach above-described all advantages simultaneously.
Brief description of the drawings
In order to be illustrated more clearly in the technical scheme in the embodiment of the present application, below the accompanying drawing of required use during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only some embodiment of the application, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is a kind of structural representation of the onboard system that provides of the utility model;
Fig. 2 is the another kind of structural representation of the onboard system that provides of the utility model;
Fig. 3 is another structural representation of the onboard system that provides of the utility model;
Fig. 4 is another structural representation of the onboard system that provides of the utility model;
Fig. 5 is another structural representation of the onboard system that provides of the utility model;
Fig. 6 is another structural representation of the onboard system that provides of the utility model;
Fig. 7 is another structural representation of the onboard system that provides of the utility model;
Fig. 8 is another structural representation of the onboard system that provides of the utility model.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present application, the technical scheme in the embodiment of the present application is clearly and completely described, obviously, described embodiment is only some embodiments of the present application, instead of whole embodiment.Based on the embodiment in the application, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the application's protection.
Embodiment mono-
Refer to Fig. 1, it shows a kind of structural representation of the onboard system that the utility model provides, onboard system comprises: power management part 11 and the onboard subsystem 12 being connected with the output of power management part 11, wherein, the core that onboard subsystem 12 is onboard system, possesses the functions such as control, communication, computing.
In the present embodiment, power management part 11 specifically comprises: communication control module 111, ignition switch signaling module 112 or logical circuit 113, main electricity chip 114 and lead-in wire 115.
Communication control module 111, receives from the dormancy instruction of bus or wakes instruction up, and by described dormancy instruction or wake instruction up and be sent to described onboard subsystem 12.
Communication control module 111, comprises multiple transceiver, concrete, and transceiver receives from the dormancy instruction of bus or wakes instruction up, and by described dormancy instruction or wake instruction up and be sent to described onboard subsystem 12.
Wherein, the included multiple transceiver of communication control module 111 comprises CAN (controller local area network, Controller Area Network) transceiver, as high-speed CAN, single line CAN.Described CAN transceiver can receive the instruction that wakes up from bus, and will described in wake instruction up and be sent to described onboard subsystem 12.
Communication control module 111 receives from the dormancy instruction of bus and is divided into two kinds, and one is to control onboard subsystem 12 to enter sleep pattern, and another kind is to control onboard system to enter super low-power consumption park mode.Sleep pattern is the pattern of the complete power-off of onboard subsystem 12 right and wrong, and the main chip being specially in onboard subsystem 12 still still expends electric weight in sleep pattern.Super low-power consumption park mode is that onboard subsystem 12 is patterns of complete power-off, is specially all states in power-off of any one module in onboard subsystem 12, and power consumption is extremely low.
The waking instruction up and can wake up in sleep pattern or the onboard subsystem in super low-power consumption park mode 12 from bus that communication control module 111 receives.
Ignition switch signaling module 112, output wake-up signal.At onboard system, in resting state or completely when off-position, when after automobile key igniting, ignition switch signaling module 112 is exported high level, thereby wakes up in resting state or the onboard subsystem 12 of off-position completely.
Or logical circuit 113, be connected with communication control module 111 and ignition switch signaling module 112 respectively.Or logical circuit 113 ensures that communication control module 111 and ignition switch signaling module 112 separately can its functions of complete independently, do not interact.
Main electricity chip 114, is connected with described or logical circuit 113 and described onboard subsystem 12 respectively.Main electricity chip 114 is the needed voltage of described onboard system by the power supply voltage transitions of storage battery input.
Lead-in wire 115 is connected the MCU in onboard subsystem 12 (Micro Control Unit, micro-control unit) with main electricity chip 114.Lead-in wire 115 is after being connected the MCU in onboard subsystem 12 with main electricity chip 114, the control signal that output is sent by described MCU, controls described main electricity chip 114 power-off.
Certainly, lead-in wire 115 also can be exported the wake-up signal being sent under non-super low-power consumption park mode by MCU.
In this application, go between by increase, MCU in onboard system is connected with main electricity chip, guarantee to export the control signal being sent by MCU to main electricity chip, control the power-off of main electricity chip, thereby cut off the power supply of onboard system, make the complete power-off of onboard system, after the complete power-off of onboard system, power consumption is extremely low, has reduced significantly power consumption.Although the onboard system that the application provides has increased lead-in wire, increase the cost of lead-in wire far below the cost that uses low-power consumption element, do not cause cost significantly to increase.
Further, in onboard system or logical circuit 113 ensure that in communication control module 111 and ignition switch signaling module 112, any one all can wake separately onboard system up.
Certainly, in the present embodiment, lead-in wire 115 can directly not be connected the MCU in onboard subsystem 12 with main electricity chip 114.Lead-in wire 115 can by or logical circuit 113, MCU in onboard subsystem 12 is connected with main electricity chip 114, concrete connected mode refers to Fig. 2, Fig. 2 shows the another kind of structural representation of the onboard system that the utility model provides.
When lead-in wire 115 passes through or logical circuit 113, when MCU in onboard subsystem 12 is connected with main electricity chip 114, due to or logical circuit 113 produce or logic, the wake-up signal that what the control signal that therefore MCU in onboard subsystem 12 sends and communication control module 111 were exported wake up instruction, ignition switch signaling module 112 are exported is independent of each other, and can realize separately stable dormancy or wake up.
Embodiment bis-
In the present embodiment, on the basis of the onboard system shown in embodiment mono-, expand another onboard system, refer to Fig. 3 and Fig. 4, on the basis of the onboard system shown in embodiment mono-, also comprise: button 116.
Button 116, Conjunction and disjunction logic functions circuit 113 connects.Button 116, in the time connecting, produces wake-up signal, for waking the onboard subsystem 12 in sleep pattern or super low-power consumption park mode up.
Concrete, button 116 by or logical circuit 113 be connected to main electricity chip 114 Enable Pins, in the time that button 116 is connected, or logical circuit 113 is opened and is produced high level wake-up signal.
In the present embodiment, button 116 can but be not limited to light-touch switch key-press or touch controlled key.
Shown in Fig. 3 is that onboard system is the schematic diagram that has increased button 116 on the basis of the onboard system shown in Fig. 1, and it shows another structural representation of the onboard system that the utility model provides.
Shown in Fig. 4 is that onboard system is the schematic diagram that has increased button 116 on the basis of the onboard system shown in Fig. 2, and it shows another structural representation of the onboard system that the utility model provides.
CAN transceiver in embodiment mono-, embodiment bis-comprises the pin being connected with described storage battery.
Wherein, the in the situation that of described main electricity chip power-off, the equal power-off of remainder in described CAN transceiver except described pin, only be connected and (only can obtain voltage from storage battery by described pin with described storage battery by described pin, in there being electric state), in the time that message appears in bus, described pin output high level wake-up signal, wakes described main electricity chip 114 up by described or logical circuit.
Concrete, the pin being connected with described storage battery can suppress for inhibit output for switching external voltage regulators(the output external voltage of switching regulator) pin.
In embodiment mono-, embodiment bis-, the storage battery of inputting power supply voltage for main electricity chip 114 can comprise that the power supply voltage of input is the storage battery of 12V or 24V.Certainly,, in some automotive environment, the storage battery of inputting power supply voltage for main electricity chip 114 also can comprise the storage battery that the power supply voltage of input is 36V.
Embodiment tri-
In the present embodiment, on the basis of embodiment mono-, embodiment bis-, expand another onboard system, refer to Fig. 5, Fig. 6, Fig. 7 and Fig. 8, on the basis of the onboard system shown in embodiment mono-, embodiment bis-, also comprise: storage capacitor 51.
Storage capacitor 51 when super low-power consumption park mode (being the pattern of complete power-off), provides certain energy in onboard subsystem 12 in the short time, ensure that onboard subsystem 12 completes stably power-off after necessary operation.
In the present embodiment, storage capacitor 51 can but be not limited to electrochemical capacitor or tantalum electric capacity.
Shown in Fig. 5 is that onboard system is the schematic diagram that has increased storage capacitor 51 on the basis of the onboard system shown in Fig. 1, and it shows another structural representation of the onboard system that the utility model provides.
Shown in Fig. 6 is that onboard system is the schematic diagram that has increased storage capacitor 51 on the basis of the onboard system shown in Fig. 2, and it shows another structural representation of the onboard system that the utility model provides.
Shown in Fig. 7 is that onboard system is the schematic diagram that has increased storage capacitor 51 on the basis of the onboard system shown in Fig. 3, and it shows another structural representation of the onboard system that the utility model provides.
Shown in Fig. 8 is that onboard system is the schematic diagram that has increased storage capacitor 51 on the basis of the onboard system shown in Fig. 4, and it shows another structural representation of the onboard system that the utility model provides.
It should be noted that, in this article, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thereby the process, method, article or the equipment that make to comprise a series of key elements not only comprise those key elements, but also comprise other key elements of clearly not listing, or be also included as the intrinsic key element of this process, method, article or equipment.The in the situation that of more restrictions not, the key element being limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment that comprises described key element and also have other identical element.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the utility model.Be apparent for those skilled in the art to the multiple amendment of these embodiment, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the wide region consistent with principle disclosed herein and features of novelty.
Claims (10)
1. an onboard system, is characterized in that, comprising: power management part and the onboard subsystem being connected with the output of described power management part;
Described power management part comprises: communication control module, ignition switch signaling module, be respectively connected with described communication control module and described ignition switch signaling module or logical circuit, respectively the main electricity chip that is connected with described or logical circuit and described onboard subsystem and lead-in wire that micro-control unit MCU in described onboard subsystem and described main electricity chip are connected;
Wherein, described communication control module receives from the dormancy instruction of bus or wakes instruction up, and by described dormancy instruction or wake instruction up and be sent to described onboard subsystem, described communication control module is made up of multiple transceiver;
Described ignition switch signaling module output wake-up signal;
Described main electricity chip is the needed voltage of described onboard subsystem by the power supply voltage transitions of storage battery input;
Described lead-in wire is exported the control signal being sent by described MCU, controls the power-off of described main electricity chip.
2. onboard system according to claim 1, is characterized in that, described lead-in wire, by described or logical circuit, is connected MCU in described onboard subsystem with described main electricity.
3. onboard system according to claim 1, is characterized in that, described power management part also comprises:
With button described or that logical circuit is connected, in the time that described button is connected, produce wake-up signal.
4. onboard system according to claim 3, is characterized in that, described button at least comprises:
Light-touch switch key-press or touch controlled key.
5. onboard system according to claim 1, is characterized in that, described transceiver comprises the CAN of controller local area network transceiver;
Described CAN transceiver comprises the pin being connected with described storage battery;
Wherein, the in the situation that of described main electricity chip power-off, the equal power-off of remainder in described CAN transceiver except described pin, only be connected with described storage battery by described pin, in the time there is message in bus, described pin output high level wake-up signal, wakes described main electricity chip up by described or logical circuit.
6. onboard system according to claim 1, is characterized in that, described storage battery comprises: the power supply voltage of input is the storage battery of 12V or 24V.
7. onboard system according to claim 1, is characterized in that, described storage battery comprises: the storage battery that the power supply voltage of input is 36V.
8. according to the onboard system described in claim 1-7 any one, it is characterized in that, described onboard system also comprises: the storage capacitor being connected with described onboard subsystem.
9. onboard system according to claim 8, is characterized in that, described storage capacitor comprises: electrochemical capacitor.
10. onboard system according to claim 8, is characterized in that, described storage capacitor comprises: tantalum electric capacity.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420131184.0U CN203734355U (en) | 2014-03-21 | 2014-03-21 | Vehicle-mounted system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420131184.0U CN203734355U (en) | 2014-03-21 | 2014-03-21 | Vehicle-mounted system |
Publications (1)
Publication Number | Publication Date |
---|---|
CN203734355U true CN203734355U (en) | 2014-07-23 |
Family
ID=51204400
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201420131184.0U Expired - Lifetime CN203734355U (en) | 2014-03-21 | 2014-03-21 | Vehicle-mounted system |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN203734355U (en) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105059223A (en) * | 2015-08-20 | 2015-11-18 | 天津光电新亚电子通信技术有限公司 | Intelligent power supply system and power supply method of vehicle-mounted terminal |
CN108082074A (en) * | 2017-12-19 | 2018-05-29 | 深圳市沃特沃德股份有限公司 | The method and device that Android onboard systems ACC wakes up |
CN108340854A (en) * | 2018-03-06 | 2018-07-31 | 明见(厦门)技术有限公司 | A kind of electricity saving method and system of mobile unit |
CN108958106A (en) * | 2018-06-27 | 2018-12-07 | 威凯检测技术有限公司 | A kind of electric vehicle controller dormancy awakening system and control method |
CN109017314A (en) * | 2018-08-21 | 2018-12-18 | 阳光电源(上海)有限公司 | A kind of power-supply management system and control method based on electric machine controller |
CN109104760A (en) * | 2018-09-14 | 2018-12-28 | 上海重塑能源科技有限公司 | Car borne gateway controller and its operation mode conversion method and system of application |
CN111532173A (en) * | 2020-05-14 | 2020-08-14 | 海马新能源汽车有限公司 | Power consumption controller and control method for electric automobile |
CN112109646A (en) * | 2020-09-14 | 2020-12-22 | 广州汽车集团股份有限公司 | System and method for realizing low-power-consumption vehicle-mounted communication management |
CN112918409A (en) * | 2019-12-06 | 2021-06-08 | 厦门雅迅网络股份有限公司 | Power supply management system and method |
-
2014
- 2014-03-21 CN CN201420131184.0U patent/CN203734355U/en not_active Expired - Lifetime
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105059223A (en) * | 2015-08-20 | 2015-11-18 | 天津光电新亚电子通信技术有限公司 | Intelligent power supply system and power supply method of vehicle-mounted terminal |
CN108082074A (en) * | 2017-12-19 | 2018-05-29 | 深圳市沃特沃德股份有限公司 | The method and device that Android onboard systems ACC wakes up |
CN108340854A (en) * | 2018-03-06 | 2018-07-31 | 明见(厦门)技术有限公司 | A kind of electricity saving method and system of mobile unit |
CN108958106A (en) * | 2018-06-27 | 2018-12-07 | 威凯检测技术有限公司 | A kind of electric vehicle controller dormancy awakening system and control method |
CN108958106B (en) * | 2018-06-27 | 2021-08-31 | 威凯检测技术有限公司 | Electric automobile controller dormancy awakening system and control method |
CN109017314A (en) * | 2018-08-21 | 2018-12-18 | 阳光电源(上海)有限公司 | A kind of power-supply management system and control method based on electric machine controller |
CN109017314B (en) * | 2018-08-21 | 2022-04-26 | 阳光电源(上海)有限公司 | Power management system based on motor controller and control method |
CN109104760A (en) * | 2018-09-14 | 2018-12-28 | 上海重塑能源科技有限公司 | Car borne gateway controller and its operation mode conversion method and system of application |
CN112918409A (en) * | 2019-12-06 | 2021-06-08 | 厦门雅迅网络股份有限公司 | Power supply management system and method |
CN112918409B (en) * | 2019-12-06 | 2023-09-29 | 厦门雅迅网络股份有限公司 | Power management system |
CN111532173A (en) * | 2020-05-14 | 2020-08-14 | 海马新能源汽车有限公司 | Power consumption controller and control method for electric automobile |
CN112109646A (en) * | 2020-09-14 | 2020-12-22 | 广州汽车集团股份有限公司 | System and method for realizing low-power-consumption vehicle-mounted communication management |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN203734355U (en) | Vehicle-mounted system | |
CN103138018B (en) | A kind of battery management system state switching method | |
CN104859565A (en) | Power management circuit, method and system | |
CN207972546U (en) | A kind of BMS systems dormancy awakening circuit | |
CN207937961U (en) | The dormancy awakening system of remote information processor | |
CN102673424B (en) | Electronlmobil PCU light current electric power system | |
CN206086421U (en) | On -vehicle charging control management module and system | |
CN109828506B (en) | New energy automobile electronic whole car control module static power consumption control system | |
CN103863223A (en) | Whole vehicle controller awakening system of electric vehicle | |
CN104139708A (en) | Power control power supply system for electric vehicle | |
CN104228819B (en) | The DCDC control system of a kind of automobile 48V system and method | |
CN204659637U (en) | Based on the car load CAN wake-up circuit of TJA1041AT interface chip | |
CN111186401A (en) | Photovoltaic type new energy automobile power management intelligent control system | |
CN104578270A (en) | Vehicle-mounted low-voltage power supply device for battery electric vehicle | |
CN205440013U (en) | Electric automobile mains operated management system | |
CN204687856U (en) | A kind of highly reliable electronlmobil electric system without low tension battery | |
CN103481841A (en) | Energy saving control method for vehicular system | |
CN203186118U (en) | Automatic power-off controller | |
CN203690986U (en) | Sleeping control device of vehicle charger | |
CN108656976A (en) | Battery management system | |
CN113386573A (en) | Low-power consumption awakening circuit for lithium battery protection board | |
CN109802480A (en) | A method of into suspend mode or factory mode | |
CN107492946A (en) | A kind of two-way controllable uninterruptible power system | |
CN203438958U (en) | Embedded storage battery outage protector | |
CN107733058A (en) | A kind of charging system of electric powercar |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address |
Address after: 4 / F, building 1, No.14 Jiuxianqiao Road, Chaoyang District, Beijing 100020 Patentee after: Beijing Jingwei Hengrun Technology Co.,Ltd. Address before: 100101 Beijing city Chaoyang District Anxiang Beili 11 B block 8 layer Patentee before: Beijing Jingwei HiRain Technologies Co.,Ltd. |
|
CP03 | Change of name, title or address | ||
CX01 | Expiry of patent term |
Granted publication date: 20140723 |