234 results about "Electronic navigation" patented technology

A portable, handheld electronic navigation device includes an altimeter, a compass, and a GPS unit. An internal memory stores cartographic data, for displaying the cartographic data on a display of the navigation device. Accordingly, the device is capable of displaying cartographic data surrounding a location of the unit as determined by the altimeter. Additionally, through operation of an input, a user can cause the display to move, and thus display additional cartographic information, in the direction of the compass heading even when the user of the device is standing still. Furthermore, through utilization of a clock, such as the GPS clock, a user can determine altitude changes over time. Also, the altimeter of the navigation may be calibrated with altitude information entered by a user, with altitude information obtained from the cartographic or with altitude information derived from GPS.

A combination reservation and navigation system includes a reservation communication device and a customer communication device. The reservation communication device provides the reservation information to various customer communication devices associated with customers responsive to organizing the reservation information. The reservation communication device receives customer information, including a request for a reservation for the parking space, from the customer communication device. The reservation communication device transmits electronic navigation information to the customer communication device associated with the customer over a communication link responsive to the customer making the reservation. The electronic navigation information assists the customer in traveling from a customer geographic location to a business geographic location of the parking space reserved by the customer.

The invention relates to the field of mobile communication for the tour guide industry, and provides a tour guide terminal system. The system comprises a human-computer interaction module, a positioning module, a communication module, a tour guide electronic map module, a storage module and a control module, wherein the human-computer interaction module is used for inputting requesting information for a tourist or a guide and displaying or playing instruction information and navigation information; the positioning module is used for positioning the location of the tourist or the guide and sending the positioning information to the control module; the communication module is used for realizing communication between the tour guide terminal system and a scenic spot cloud server; the tour guide electronic map module is used for opening an electronic navigation map of a scenic spot and provides a tour guide function for the tourist or the guide; the storage module is used for storing all navigation data required by the tour guide electronic map module; the control module is used for receiving information sent by other modules and forwarding the received information to other modules for processing as required.

The invention discloses an electronic navigation method for public transport, which comprises the following steps: a. acquiring a start point and a destination; b. traversing all serial numbers of busrun to determine a through route and/or transfer route; c. obtaining predicted speeds of all backwards sections in corresponding time periods in the route determined in the step b, determining the running time of all the backwards sections according to the distances of the backwards sections, and accumulating the running time of the backwards sections to obtain the consumed time; d. and outputting the through route and/or transfer route and the corresponding consumed time. Since the route consumed time is obtained according to the predicted speeds derived from the dispatching information andthe road condition information, the method can optimize the route, and the user can select the best route according to the consumed time.

The invention provides an electronic map generation method and device as well as a route planning method and device, and belongs to the field of electronic navigation. The electronic map generation method comprises the following steps of: obtaining first road network data and lane information of the road, matching the lane information with the corresponding road in the first road network data, and generating second road network data containing the lane information; and according to the second road network data, generating a road surface containing the lane information. The route planning method comprises the following steps of: obtaining a route planning requirement containing starting point and destination of a user, planning a connecting route arranged between the starting point and destination according to an electronic map containing the lane information, wherein the connecting route is composed of more than one lane which is communicated; utilizing the connecting route as a text description and/ or graphic plotting manner to display on a navigation terminal of the user. The technical scheme of the invention can accurately express a road surface condition so as to provide the exact guide for navigating mates.

A system and method for effectively implementing an electronic navigation device includes a display coupled to the navigation device for displaying various appropriate types of map data corresponding to particular geographic locations. A map manager coordinates map update procedures to periodically realign the map data on the display based upon various types of device location data and device orientation data. The electronic navigation device is implemented to include a processor device that controls said map manager to perform the map update procedures.

A remote control having an improved user interface. A remote control for navigating a menu system provided on a digital video disc (DVD) is disclosed. The remote control comprises memory for storing a sequence of navigation keystrokes and programming for subsequently executing the sequence, whereby material on the DVD is navigated. Remote controls having a display screen are also used to enhance the user interface. More general systems and methods related to consumer electronics are also disclosed.

The invention relates to the technical field of electronic navigation, in particular to a navigation and positioning method and device which are used for solving the problems that the positioning accuracy is low and even positioning failure occurs caused by the fact a GPS receiver of a vehicle in prior art can not normally receive a satellite signal. The navigation and positioning method provided the embodiment of the invention comprises the following steps: obtaining a current vehicle running speed detected by an OBD (on-board diagnostic) system; according to the obtained current vehicle running speed and the time interval of current time and former navigation and positioning time, determining a running distance of the vehicle in the time interval; obtaining the current vehicle running direction; according to the current vehicle running direction and the determined running distance, determining displacement information of the vehicle in the time interval; according to the displacement information, and the vehicle position information obtained by former positioning, determining current vehicle navigation position prediction information.

The invention provides a method and system for providing route guidance and other information from a base unit to a remote unit in response to a request from the remote unit. A query is formatted at the remote unit, the query including the request, and is transmitted from the remote unit to the base unit. Requested route guidance information is calculated at the base unit in response to the query, using a large up-to-date database located at the base unit. A response to the query is formatted at the base unit, the response including route guidance information. The response is then transmitted from the base unit to the remote unit for display. The transmission is made in a compact form through the use of maneuver arms and combined maneuver arms and through the use of tokenized forms. A maneuver arm represents a road at an intersection, for depiction on a display, by one or two endpoint coordinates. The tokenized forms are expanded at the remote unit into textual driving instructions for each of one or more languages. In addition, the amount of information available at a remote unit can be increased by providing the remote unit with information from the base unit which is not adequately covered by any databases on-board the remote unit.

The invention relates to a robot location navigation system and navigation method. The robot location navigation system comprises a plurality of beacon modules, at least one robot location terminal and an electronic navigation platform; each beacon module comprises a first wireless receiving-transmitting module, an ultrasonic transmitting module and a first intelligent processing module; each robot location terminal comprises a second wireless receiving-transmitting module, an ultrasonic receiving array, an array processing module and a central processor; the electronic navigation platform is used for storing codes of all robots, establishing an electronic map, planning and calculating a motion target or path of the robot as well a position of the beacon module and dispatching the robot to avoid a barrier and also used for coordinating the synchronism of the beacon module and the robot location terminal and receiving position coordinate data uploaded by each robot location terminal. The invention also relates to a navigation method of the robot location navigation system. By adopting the robot location navigation system and navigation method, the multi-path effect and non-line-of-sight propagation problem can be solved, the measurement precision can be improved, and automatic location is implemented.

The invention provides a method and system for providing route guidance and other information from a base unit to a remote unit in response to a request from the remote unit. A query is formatted at the remote unit, the query including the request, and is transmitted from the remote unit to the base unit. Requested route guidance information is calculated at the base unit in response to the query, using a large up-to-date database located at the base unit. A response to the query is formatted at the base unit, the response including route guidance information. The response is then transmitted from the base unit to the remote unit for display. The transmission is made in a compact form through the use of maneuver arms and combined maneuver arms and through the use of tokenized forms. A maneuver arm represents a road at an intersection, for depiction on a display, by one or two endpoint coordinates. The tokenized forms are expanded at the remote unit into textual driving instructions for each of one or more languages. In addition, the amount of information available at a remote unit can be increased by providing the remote unit with information from the base unit which is not adequately covered by any databases on-board the remote unit.

A system and method are provided, the system and method for providing a tile map related to a region having low data frequency or a region having same color property, by providing the tile map using not only national territorial information on land but also marine spatial information and dynamic sensing information.

Embodiments of the present disclosure provide a hybrid vehicle predictive power control system. The system is mainly aimed at long-distance freight heavy truck application scenarios; Based on the vehicle configuration parameters and the current operating conditions, with the aid of electronic navigation 3D map of vehicle expressway, the system can accurately and real-timely predict the dynamic road load power time-space function within the range of tens of kilometers of the electronic horizon in front of the vehicle, the electric power shunt is commanded by the vehicle controller, the direction and amplitude of the flow of the 100 kilowatt-level electric power are accurately and continuously adjusted among engine-driven generator set capable of being driven in tens of millisecond system response time, the battery pack and the drive motor;, keeping the engine working stably in its high efficiency area for a long time, the transient power balance of road load required by vehicle dynamicsequation can be satisfied in real time by fast charging and discharging of battery pack of several hundred kilowatts, Compared with traditional diesel heavy trucks, hybrid heavy trucks can greatly reduce the overall fuel consumption and emissions in real world operation under the premise of ensuring vehicle power, freight timeliness and driving safety.

The invention discloses a multifunctional advertisement player. The multifunctional advertisement player comprises a floor type machine shell, an auxiliary display screen and a main display screen, wherein the auxiliary display screen and the main display screen are arranged on the front face of the machine shell. The auxiliary display screen is located over the machine shell, the main display screen is located in the middle of the machine shell, and a high-definition camera, a body sensor and a card swiping area are further arranged between the auxiliary display screen and the main display screen. A computer which is connected with the advertisement display screens, the high-definition camera, the body sensor and a card swiping recognizer is arranged in the machine shell. An environment temperature monitoring device is further arranged in the machine shell. By means of the multifunctional advertisement player, the two display screens are adopted, floor distribution of an office building is detailed through electronic navigation, and people can know real-time news, dynamic advertisements and required on-demand information when waiting for an elevator by finding related information of a certain floor and a certain company through a touch screen; people can also enter a virtual e-commerce platform through the 3D body sensor to perform commercial activities such as trying on in front of a mirror or item selection or item purchasing; people can participate in the big lucky wheel game to win a big prize after obtaining lucky draw codes.

The invention discloses a virtual ship real-time video displaying method for AIS data. The method includes the following steps that step1, a GPS is used for accurately positioning the ship displaying area of an electronic navigation channel chart and making the ship displaying area be in accordance with a video monitoring area; step2, the displaying ratio of the simulated ship size to the relative position size between simulated ships is adjusted in the electronic navigation channel chart, so that the displaying ratio of the simulated ship is in accordance with that of ships in video monitoring; step3, based on parameters which are received at this time and provided by an AIS signal, navigation tracks of the ships are predicated before a next AIS signal is received and displayed in the electronic navigation chart in a simulated mode, so that the positions of the simulated ships displayed in the electronic navigation channel chart are in accordance with the actual positions of the ships in video monitoring. Virtual ship video displaying is performed on the AIS data, the positions of the virtual ships are predicated, and the displayed AIS virtual ships accurately correspond to ship images in video monitoring.

The invention discloses a method for improving the display speed of ship motion tracks on an electronic navigation chart client. The method comprises the steps of: dividing a display scale of an electronic navigation chart into different levels, wherein each level corresponds to one display scale range; presetting a data compression threshold for each display scale level; utilizing a vector data compression method to mark the display scale level for each position point in the ship motion track, wherein a scale is larger and corresponding ship motion track points are more; and only downloading data of the ship motion track points which are positioned in the geographical range displayed by the navigation chart of the client or the properly amplified range and correspond to the display scale of the navigation chart of the client from a server and displaying the data by the client. Through the method, when a user performs the display of the ship motion tracks on the electronic navigation chart client, only a less amount of ship track data is downloaded and displayed, which can effectively improve the download and display speed of the ship track data.

The invention discloses a method for depicting an electronic navigation map and a server, wherein the method comprises: in the processing process of data compilation of the electronic navigation map, the server carries out repetition removal processing on the interest point data of the electronic navigation map according to a preset strategy; and the server carries out data compilation on the electronic navigation map subjected to repetition removal processing. By using the method disclosed by the invention, the operation of transferring the repetition removal processing on the interest pointdata to the high-performance server can be performed before data compilation, i.e., before the data is compiled into PSF (physical storage format) data, the repetition removal processing on the interest point data is completely finished, so that a navigator can directly carry out map depicting after the PSF data is loaded, therefore, a large amount of repetition removal processing carried out on the interest point data by the navigator can be avoided, the problem that the repetition removal processing on the interest point data occupies numerous processing resources in the navigator is solved, and the smoothness of map depicting and display on the navigator can be effectively improved.

An electronic navigation device for a human user may include a housing to be carried by the human user, and at least one accelerometer carried by the housing and configured to sense acceleration during motion of the human user. The electronic navigation device may also include a controller carried by the housing and coupled to the at least one accelerometer. The controller may be configured to generate a plurality of acceleration sample values as the human user moves over a given distance, and determine an estimated distance traveled by the human user during movement over the given distance by at least multiplying each acceleration sample value by a scaling constant. The controller may also be configured to sum results thereof.