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1177 results about "Mobile charge" patented technology

High mobility heterojunction complementary field effect transistors and methods thereof

InactiveUS7057216B2High hole mobilitySimilar current carrying capabilityTransistorSolid-state devicesHeterojunctionPresent day
In all representative embodiments presented, the Ge concentration in the source and drain 10 and the SiGe epitaxial channel layer 20 is in the 15% to 50% range, preferably between about 20% to 40%. The SiGe thicknesses in the source / drain 10 are staying below the critical thickness for the given Ge concentration. The critical thickness is defined such that above it the SiGe will relax and defects and dislocations will form. The thickness of the SiGe epitaxial layer 20 typically is between about 5nm and 15nm. The thickness of the epitaxial Si layer 30 is typically between about 5nm and 15nm. FIG. 1A shows an embodiment where the body is bulk Si. These type of devices are the most common devices in present day microelectronics. FIGS. 1B and 1C show representative embodiment of the heterojunction source / drain FET device when the Si body 40 is disposed on top of an insulating material 55. This type of technology is commonly referred to as silicon on insulator (SOI) technology. The insulator material 55 usually, and preferably, is SiO2. FIG. 1B shows an SOI embodiment where the body 40 has enough volume to contain mobile charges. Such SOI devices are called partially depleted devices. FIG. 1C shows an SOI embodiment where the volume of the body 40 is insufficient to contain mobile charges. Such SOI devices are called fully depleted devices. For devices shown in FIG. 1B and 1C there is, at least a thin, layer of body underneath the source and drain 10. This body material serves as the seed material onto which the epitaxial SiGe source and drain 10 are grown. In an alternate embodiment, shown in FIG. 1D. for extremely thin fully depleted SOI devices, one could grow the source and drain 10 laterally, from a lateral seeding, in which case the source and drain 10 would penetrate all the way down to the insulating layer 55.
Owner:GLOBALFOUNDRIES US INC

Intelligent mobile charging automobile system and method

The invention discloses an intelligent mobile charging automobile system and method. The system comprises a charging automobile, a large-capacity energy storage battery pack, a DC-DC direct-current converter A, a vehicle-mounted charger, a charging connection device, a charging transfer device, a ground track, a mobile phone client terminal, a scheduling center server and a charging room, wherein the scheduling center server comprises a wireless communication unit, a data receiving unit, a data processing unit and a data feedback unit; the charging automobile comprises a driving system, a whole-automobile controller, a wireless communication module, a sound-light alarm module, a tracking detection module and an obstacle avoidance detecting module. According to the intelligent mobile charging automobile system, navigation and landmark tracks are mounted and paved on the ground on the basis of the existing facilities of parking lots; the charging transfer device is mounted on the ground of the preserved charging automobile parking space; the automatic connection charging is implemented; the problem that charging stations and charging piles are inconveniently built in the existing parking lots can be solved; the system is simple and convenient; the building cost and the maintenance cost are greatly reduced; and the charging time is reduced.
Owner:刘力

Public road parking charging method and implementation system thereof

The invention provides a public road parking charging method and an implementation system thereof. A method of charging a vehicle running to a parking place for parking through a handheld mobile charging terminal, theoretically charging the parked vehicle through a background parking place monitoring center, and comparing actual parking fee and theoretical parking fee, which are charged by charging personnel, through a background charging management center is adopted, so the arbitrary charge by charging personnel is avoided. The implementation system comprises a handheld mobile charging terminal, a parking place detection device, the background parking place monitoring center and the background charging management center. The system consists of simple facilities, is convenient for charging operation and overcomes the equipment complexity and high price drawbacks of the conventional parking charging system by combining manual and automatic equipment. The method and the system not only realize automatic charging of public road parking, but also solve the employment problem of people. Therefore, the method and the system really realize the scientificalness, fairness, impartiality and credibility of public road parking charging.
Owner:SHENZHEN SYSCAN TECHC CO LTD +1

Wireless charging circuit and control method thereof

The invention discloses a wireless charging circuit and a control method thereof. The circuit is characterized in that the magnetic coupling type wireless power transmission technology is adopted. The circuit mainly comprises a DC power supply, a primary side high-frequency inverting unit, a primary side series-compensative unit, a power emitting coil, a power receiving coil, a secondary side series-compensative unit, an uncontrolled rectifying unit and a load and power controller unit. According to the wireless charging circuit and the control method, the primary side current is used as the feedback quantity, the maximum power tracking control method based on the variable step size perturbation and observation mode is adopted to automatically adjust the working frequency of the circuit, thus the circuit can work in a circuit frequency splitting point on real time, and as a result, the stable output of the transmission power can be realized; when the deviation distance of a power transceiving coil is within a certain transmission range, the load end of the wireless power transmission circuit can obtain the maximum stable power and is not influenced by the deviation position on the premise that the primary side and the secondary side do not communicate; the requirements on the real-time communication of the primary side and the secondary side are saved; the control method is simple and reliable; the stability of the transmission power can be effectively improved; the wireless charging circuit like an electric car or a mobile charging circuit and the like with requirement on a certain deviation distance apply.
Owner:HUAZHONG UNIV OF SCI & TECH

Flexible charging service network, charging method and offline mobile service method

The present invention discloses a flexible charging service network, a charging method and an offline mobile service method. The network comprises: a reservation service management platform configured to build the communication connection with each charging station/charging pile and mobile charging service vehicle, timely understand the state information of each charging station/charging pile and each parking stall, store the navigation map of each charging station/charging pile in advance and managing each charging pile and each smart parking stall lock; the charging stations/charging piles configured to charge new energy vehicles through the dispatching of the reservation service management platform at leisure and when the electric quantity of the new energy vehicles can reach the charging stations/charging piles; and a mobile charging rescue service vehicle configured to charge the new energy vehicles through the dispatching of the reservation service management platform when there is no leisure charging station/charging pile or the electric quantity of the new energy vehicles cannot reach the charging stations/charging piles. The network coverage is large, the construction period is short, and the investment at the initial stage is small.
Owner:HUNAN SCIENTOP AUTOMATIC EQUIP SHARES

Method and system for providing charge service to electric vehicles

The invention provides a method and a system for providing charge service to electric vehicles. The method includes acquiring residual electric quantities of the electric vehicles; judging whether the residual electric quantities are lower than warning electric quantities or not; acquiring current locations of the electric vehicles when the residual electric quantities are lower than the warning electric quantities and marking the electric vehicles as target electric vehicles; determining a service vehicle for charging the electric vehicles as a charge service vehicle; planning charge routes for the target electric vehicles and planning service routes for the charge service vehicle. The system comprises the electric vehicles, the service vehicle and service stations for dispatching the service vehicle and charging the electric vehicles. The method and the system for providing the charge service to the electric vehicles have the advantages that the electric vehicles can be charged by the aid of the charge stations and also can be charged by the aid of the service vehicle, accordingly, a fixed charge mode can be combined with a mobile charge mode, the electric vehicle charging flexibility can be greatly improved, the endurance of the electric vehicles can be effectively enhanced, and the method and the system are favorable for popularizing and applying the electric vehicles to cities.
Owner:TONGJI UNIV

Integrated electric marketing charge-reminding platform system

The invention relates to an integrated electric marketing charge-reminding platform system, in particular to a brand-new unmanned charge-reminding management system and a method for a power enterprise. The integrated electric marketing charge-reminding platform system comprises a standard charge-reminding terminal, a charge-reminding information server, a telecommunication charge-reminding standard server, a mobile charge-reminding standard server, a Unicom charge-reminding standard server, a voice charge-reminding standard server, a cable television charge-reminding standard server, an operator short message industrial gateway, a voice gateway, a short message terminal and a voice terminal. The integrated electric marketing charge-reminding platform system can achieve automatic electric charge reminding and overcome the shortcomings of manual charge reminding, is applied to various charge reminding channels, is timely and efficient in charge reminding, prevents the arrearage risk, improves customer satisfaction, provides different channels for subscribers, can enable users to timely know the domestic electricity utilization situation and avoids the uncertainty brought by manual charge reminder pasting. The electric charge reading, checking and collecting work efficiency is improved, the electric charge collecting risk is reduced for enterprises, the electric charge collecting work is comprehensively pushed, and innovation of grass-roots marketing management tools is achieved.
Owner:STATE GRID CORP OF CHINA +2

Man-machine interaction intelligent control system for water heater and intelligent water heater control method

The invention discloses a man-machine interaction intelligent control system for a water heater. The man-machine interaction intelligent control system for the water heater comprises a water heater main control system and an intelligent terminal control system, and is characterized in that the water heater main control system and the intelligent terminal control system are in WIFI connection through a wireless router; the water heater main control system comprises a WIFI communication module used for receiving external control signals, a water heater microprocessor connected with the WIFI communication module through signals and a working module connected with the water heater microprocessor through signals; the intelligent terminal control system comprises a mobile terminal, a display / key module, a fingerprint collecting module, a fingerprint memorizing module and a fingerprint recognizing module, wherein the display / key module, the fingerprint collecting module, the fingerprint memorizing module and the fingerprint recognizing module are connected with a mobile terminal microprocessor. Compared with the prior art, an intelligent mobile charging controller is adopted in the man-machine interaction intelligent control system, a specially-arranged remote control device is not needed, the structure is simple, and the cost is low. The invention further provides an intelligent water heater control method adopting the man-machine interaction intelligent control system.
Owner:GUANGDONG MACRO GAS APPLIANCE

Method for supplying power generated by utilizing piezoelectric material to mobile phone and piezoelectric generation device

The invention discloses a method for supplying power generated by utilizing a piezoelectric material to a mobile phone, and a piezoelectric generation device, which belong to the technical field of power supply of mobile electronic equipment. In the method for supplying the power by utilizing a piezoelectric effect power generation principle, the piezoelectric generation device is arranged in the mobile phone, and energy produced by the work application of an external force acting on the mobile phone is recovered, stored as electric energy and provided for the mobile phone to utilize. In the method, at least one special piezoelectric generation device arranged in the mobile phone is also adopted, and comprises the piezoelectric material and a power conversion device, wherein the electric energy output end of the piezoelectric material is electrically connected with the power conversion device; and the power conversion device is electrically connected with a rechargeable battery of the mobile phone. The method and the device realize the recovery of the external energy and the full utilization of the energy, can further avoid troubles in the replacement of the battery of the mobile phone, remarkably reduce the dependence of the battery charging of the mobile phone in an external power supply and bring great convenience to the life of a user.
Owner:SHANGHAI UNIV
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