Pattern Matching Patents (Class 340/995.22)
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Patent number: 7869942Abstract: A travel plan presenting apparatus includes: a travel history accumulation unit (109) which accumulates, in association with a date and time, pieces of travel history information regarding a travel of the mobile object from a departure place to an arrival place; a travel pattern extracting unit (112) which extracts at least one travel pattern from the pieces of travel history information and generates travel patterns in each of which an order of arrival places other than the final arrival place included in a corresponding one of the extracted travel patterns; a travel plan calculating unit (113) which calculates estimated arrival times at each of the arrival places in the travel patterns extracted and generated by the travel pattern extracting unit (112); and a display processing unit (114) which generates display information for displaying the estimated arrival time for each travel pattern.Type: GrantFiled: July 11, 2008Date of Patent: January 11, 2011Assignee: Panasonic CorporationInventors: Eiichi Naito, Takahiro Kudoh, Takashi Tajima
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Patent number: 7831384Abstract: Techniques are provided for predicting a destination for a ground-based vehicle. Travel patterns are accessed and a series of locations of a ground-based vehicle are received. At least some of the received locations are related to at least one accessed travel pattern, and a destination of the ground-based vehicle is predicted based on relating the received locations with the travel patterns. An existence of an event may be predicted using the predicted destinations of a ground-based vehicle.Type: GrantFiled: December 30, 2005Date of Patent: November 9, 2010Assignee: AOL Inc.Inventor: David S. Bill
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Patent number: 7818119Abstract: According to one embodiment, an electronic apparatus comprises a storage module, a location measuring module, a communication module, and a navigation image generating module. The storage module stores image data corresponding to respective symbols, and data of simplified diagram templates in each of which positions are set on an image showing a shape of a road, symbols being placed at the respective positions. The location measuring module measures a current location. The communication module transmits the current location to an external communication apparatus and receives navigation information on a navigation point corresponding to the current location, the navigation information including a simplified diagram template identification number, symbol identification numbers, and position specification numbers.Type: GrantFiled: November 9, 2009Date of Patent: October 19, 2010Assignee: Kabushiki Kaisha ToshibaInventors: Satoshi Arai, Yoshiyasu Itoh, Rikiya Kubo
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Patent number: 7797103Abstract: A navigation apparatus includes an unregistered road detecting means for setting up a detection start point and a detection end point for an unregistered road on registered roads which are respectively located before and behind sections in which matching result data indicates a free state, respectively, the matching result data indicating a matching state when the vehicle is traveling each of the registered roads, for performing a coordinate transformation on a traveling path which is created from positioning data and which is extending between the two points so that the traveling path has coordinates which match with the coordinates of a registered road between them, and for detecting the coordinates of the unregistered road from a portion of the coordinate-transformed traveling path which does not overlap any registered road, and a road data generating means for creating road data about the unregistered road from the coordinates of the unregistered road.Type: GrantFiled: March 1, 2007Date of Patent: September 14, 2010Assignee: Mitsubishi Electric CorporationInventors: Tadatomi Ishigami, Norihiro Nishiuma, Yoshitsugu Sawa, Yukio Goto, Hiroyuki Kumazawa, Masaharu Umezu, Tomoya Ikeuchi, Atsushi Kohno, Masayuki Ishida, Mitsuo Shimotani
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Patent number: 7783296Abstract: Continuously extracting traffic load and speed on roads within the coverage area of a cellular network using only data that arrives to the cellular switch implanted in the following stages: (a) a learning phase, which can include vehicle(s) with a location device (i.e., a GPS system) traveling across the covered routes and collecting cellular data and location data in parallel, analyzing the accumulated data and processing the date to create a reference database; and (b) an operational stage in which communications on the cellular network are monitored continuously, and matched against the reference database in to locate their route and speed. The data analysis and data base structure are provided in a manner that enables in the operational stage fast and reliable initial identification of the vehicle's route, based only on the cell ID of handovers; follow-up forward and backwards of the vehicle's route; and real-time incident detection.Type: GrantFiled: July 9, 2003Date of Patent: August 24, 2010Inventors: Yossi Kaplan, Ofer Avni
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Patent number: 7750823Abstract: An apparatus allocates a channel used for inter-vehicle communications according to a traveling direction. The apparatus includes a traveling direction determiner for determining whether or not a traveling direction of a vehicle is changed; and a channel allocator for allocating the vehicle a previously allocated channel or a new channel based on a determined result of the traveling direction determiner. Further, a method allocates a channel used for inter-vehicle communications according to a traveling direction. The method includes the steps of determining whether or not a traveling direction of a vehicle is changed; and allocating the vehicle a previously allocated channel or a new channel based on a determined result in the above step.Type: GrantFiled: July 11, 2007Date of Patent: July 6, 2010Assignee: Electronics and Telecommunications Research InstituteInventors: Jin Kyeong Kim, Nae-Soo Kim, Cheol Sig Pyo
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Patent number: 7747348Abstract: Provided is a method of using a rotational movement amount of a mobile device including obtaining images at two different points on a path along which the mobile device moves, searching for matching points with respect to the obtained images and obtaining an image coordinate value of each of the matching points, sensing linear movement of the mobile device and obtaining a linear movement amount using a result of sensing, and obtaining the rotational movement amount using the image coordinate values and the linear movement amount.Type: GrantFiled: September 8, 2004Date of Patent: June 29, 2010Assignee: Samsung Electronics Co., Ltd.Inventors: Young-bo Shim, Kyung-shik Roh, Woo-sup Han, Woong Kwon
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Patent number: 7725233Abstract: A method for dividing a field into zones with similar crop attributes and developing a mission plan for steering the harvester to selectively harvest crops based on one or more of the attributes. The attributes include protein level, starch level, oil level, sugar content, moisture level, digestible nutrient level, or any other crop characteristic of interest. The method can be applied to selectively harvest and/or segregate according to attribute any crop, including grains such as wheat, corn, or beans, fruits such as grapes, and forage crops. Directed crop sampling provides absolute value and variance information for segregated batches of harvested crop.Type: GrantFiled: October 25, 2005Date of Patent: May 25, 2010Assignee: Deere & CompanyInventors: Larry Lee Hendrickson, Terence Daniel Pickett, Stephen Michael Faivre
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Patent number: 7664598Abstract: The present invention provides a guiding device that can induce a user to move according to a guiding route. The guiding device according to the present invention is a guiding device which guides a user, including an acquisition unit (101) which acquires a guiding route for the user, a recognition unit (102) which recognizes an object which exists in the user's vicinity, a management unit (104) which manages an object and an adjustment method for adjusting an influence that the object has on the movement of the user, by associating the object and the adjustment method in advance, a judgment unit (103) which judges whether or not the object recognized by the recognition unit (102) exists within the guiding route acquired by the acquisition unit (101), and an adjustment unit (110) which executes a specified adjustment process based on the judgment made by the judgment unit (102), and on the adjustment method managed in association with the object recognized by the recognition unit (102).Type: GrantFiled: January 25, 2006Date of Patent: February 16, 2010Assignee: Panasonic CorporationInventors: Kakuya Yamamoto, Keiji Sugiyama, Junichi Hirai
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Patent number: 7647174Abstract: A navigation system with a function of one-touch map matching correction, and a method thereof. The navigation system includes a GPS module for receiving each position signal, and measuring self position and driving direction; a map database for storing map data; a storage unit for storing a candidate designation index, road information, a guidance stop flag, a flag activating a map-matching correction button, and voice data for road sequence guidance; a display unit for displaying the map data, activating or deactivating the map-matching correction button, and generating a coordinate value of a position; and a controller for indexing the parallel roads, generating a candidate road array, activating the map-matching correction button, and sequentially selecting candidate roads while performing the map matching correction.Type: GrantFiled: April 17, 2006Date of Patent: January 12, 2010Assignee: Hyundai Autonet Co., Ltd.Inventor: Pil Su Kwon
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Patent number: 7630737Abstract: A system is described that utilizes an imager in a wireless device in a wireless network and tags a digital image with positioning data.Type: GrantFiled: November 7, 2005Date of Patent: December 8, 2009Assignee: SiRF Technology, Inc.Inventors: Ashutosh Pande, Kanwar Chadha
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Patent number: 7606662Abstract: A vehicle navigation system is provided with a destination input section, a travel route information section, a historical data input section and an expected travel time reporting section. The travel destination input section is provided for entering a destination point. The travel route information section provides at least one potential travel route to the destination point. The historical data input section provides historical time information based on a plurality of actual motorist travel times to navigate various travel routes. The expected travel time reporting section reports to a user an expected travel times based on the historical time information for a potential travel route.Type: GrantFiled: July 31, 2006Date of Patent: October 20, 2009Assignee: Nissan Technical Center North America, Inc.Inventors: Steve Tengler, Anthony Baehner
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Patent number: 7571048Abstract: A routing server receives a request for routing information. The request specifies one or more locations. A specified location may be ambiguous. For an ambiguous location, the routing server identifies a set of potentially-matching locations and ranks the locations according to a metric. The routing server returns routing information for the highest-ranked location that potentially matches an ambiguous location. If a request for routing information specifies two locations, and at least one location is ambiguous, the routing server pairs combinations of potentially-matching locations based on the query and calculates a metric for each pair. In one case, the metric is the distance between the locations in the pair. The routing server ranks the pairs based on the metric, and returns routing information for the highest-ranked pair.Type: GrantFiled: August 18, 2006Date of Patent: August 4, 2009Assignee: Google Inc.Inventor: Hiroyuki Komatsu
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Patent number: 7548813Abstract: A navigation apparatus and a map matching method are provided. An acceleration sensor detects an acceleration of the vehicle. A gradient determination section determines an angle of inclination of the road link being currently traveled or a value corresponding to the inclination angle. A gradient determination section determines a vertical distance traveled based on the inclination angle and the speed of the vehicle. The accumulated value of the vertical distance is then compared to a set value to determine whether a road link is a downgrade link or an upgrade link. A map matching processor performs map matching processing using a result of the determination and the gradient information.Type: GrantFiled: October 4, 2005Date of Patent: June 16, 2009Assignee: Alpine Electronics, Inc.Inventor: Michihisa Komatsu
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Patent number: 7536258Abstract: In a car navigation system (1), a position information detection means (11) detects position information on a vehicle using, for example, a GPS. A travel information history of the vehicle obtained based on the detected position information is accumulated in a travel information history means (15). When detecting an event such as start of an engine, an action prediction means (17) predicts a destination of the vehicle by referring to a route to the current time and to the accumulated travel information history. Commercial or traffic information regarding the predicted destination is acquired by an information acquisition means (18) from a server (2), and then is displayed on a screen, for example, by an information provision means (19).Type: GrantFiled: October 19, 2006Date of Patent: May 19, 2009Assignee: Panasonic CorporationInventors: Takahiro Kudo, Jun Ozawa
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Patent number: 7522051Abstract: Provided according to the invention is a recording control apparatus capable of more accurately recording an image of a person carrying an article to which an RFID tag is attached. When a reader/writer receives position information on an RFID tag attached to an article, this information is stored in an article information storing section. When a position determining unit detects an article located out of a designated area, a monitoring camera control section starts controlling recording. The monitoring camera control section estimates the movement direction of the article based on the time-sequential record of the position information on the article, specifies any of monitoring cameras to be operated based on the movement direction and the current position of the article, and controls the recording operation of the specified monitoring camera.Type: GrantFiled: May 15, 2006Date of Patent: April 21, 2009Assignee: Omron CorporationInventors: Kosuke Sanari, Tetsuo Nishidai, Shigeru Okuno
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Patent number: 7493213Abstract: Disclosed is a single or multi-route map matching apparatus in a system which provides a navigation service via a mobile communication terminal. The map matching apparatus comprises: an information center for calculating an optimum route to a destination inputted by a user based upon a present location of the mobile communication terminal, and generating a format of route data based upon the calculated optimum route; and an Intelligent Transportation System (ITS) terminal for detecting the present location of the mobile terminal to generate location data, processing the route data, performing map matching based upon the location data to determine whether the user travels on a given route or departs from the route, and performing road guidance based upon a result of the map matching.Type: GrantFiled: February 20, 2003Date of Patent: February 17, 2009Assignee: Samsung Electronics Co., LtdInventors: Eun-Hee Lee, Kyong-Joon Chun, Young-Khon Moon
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Patent number: 7460872Abstract: A method and system is provided for tracking mobile devices combining packet processing technology with Global Positioning System (GPS) technology. A central network system comprising a packet processing subsystem receives transmitted GPS location data from a mobile device transmitting GPS location data, wherein the packet processing subsystem uses a table access scheme to process the GPS location data and produce responsive mapping data, and the central network processing system compares the mapping data to a map and identifies a corresponding map location. Embodiments may also correlate device identification data, tracking table entries, and/or billing zone charges. In some embodiments a look-up key is built responsive to the GPS location data and used to identify map locations. The table access scheme may be a key hashing scheme and, in particular, a longest prefix match type scheme.Type: GrantFiled: July 6, 2004Date of Patent: December 2, 2008Assignee: International Business Machines CorporationInventors: Thomas A. Millard, Charles J. Sannipoli, Norman C. Strole
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Patent number: 7419095Abstract: To provide a destination prediction apparatus which can predict a destination of a user by using a carried item carried by the user, the destination prediction apparatus according to the present invention includes: a position information detection unit which detects a present position of a mobile terminal; a carried item detection unit which detects the carried item of the user; a history accumulation unit which accumulates a history of date and time information detected by a clock unit, position information detected by the position information detection unit, and information of the carried item of the user detected by the carried item detection unit; a carry frequency judgment unit which calculates a frequency at which the carried item is carried; a causal relationship extraction unit which calculates an infrequently carried item and a related point; a destination prediction unit which predicts the destination using the position information, the carried item information, and a position causal relationship exType: GrantFiled: March 6, 2006Date of Patent: September 2, 2008Assignee: Matsushita Electric Industrial Co., Ltd.Inventors: Mototaka Yoshioka, Jun Ozawa
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Patent number: 7386394Abstract: A method of detecting a changed condition within a geographical space from a moving vehicle. Images of that geographic space are memorialized in conjunction with GPS coordinates together with its GPS coordinates. The same geographic space is traversed from the moving vehicle while accessing the route's GPS coordinates. The memorialized images are played back by coordinating the GPS data on a memorialized images with that of the traversed geographic space such that the memorialized images are viewed simultaneously with the geographic space being traversed. An observer traveling within the moving vehicle can compare the memorialized images with those being traversed in order to identify changed conditions.Type: GrantFiled: January 6, 2006Date of Patent: June 10, 2008Assignee: Doubleshot, Inc.Inventor: Alan Shulman
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Patent number: 7376510Abstract: A system and method are disclosed for displaying map information on a portable computing device. When approaching a location at which maneuvering guidance is to be provided by the portable computing device, the portable computing device presents alternating images on a display screen. The alternating images include an overhead view map image and either a perspective view map image or a stylized image. The stylized image can be either a 2D image or a 3D image.Type: GrantFiled: November 5, 2004Date of Patent: May 20, 2008Assignee: Navteq North America, LLCInventor: Judson Green
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Patent number: 7356407Abstract: The invention includes cohort analysis as an element of an in-vehicle navigation system. As an operator makes trips from an origin to a destination, the navigation system records various route segments chosen. These choices are compared to route segments comprising a minimal time route calculated for the trip. Segments not part of the prescribed route are collected and periodically sent along with the origin and destination to a centralized server, wherein they are stored in a database. The central server also has an extensive map database that lists many attributes for each segment not generally included in an in-vehicle database. The attributes include variables pertaining to traffic flow, e.g. speed, number of lanes, lane width; topology, e.g. possible turns at endpoints; geometry, e.g. horizontal shape, vertical curvature, and super-elevation; usage, e.g. freeway, arterial, local, residential, business; and topography, e.g. buildings, trees, open-space, facilities, and stores.Type: GrantFiled: October 6, 2005Date of Patent: April 8, 2008Assignee: GM Global Technology Operations, Inc.Inventors: Richard A. Johnson, Xiaowen Dai, Robert P. Roesser
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Patent number: 7349801Abstract: There is provided a vehicle navigation system and method for guiding path of a complex intersection more accurately. The method for guiding path of the complex intersection includes the steps of: configuring the complex intersection through a grouping based on a terminal sharing node and link extracted from a path searching data; performing a patterning to reconfigure the complex intersection; performing a map matching and a path following during a drive state based on a reconstructed data; and providing the followed path guidance information to a user.Type: GrantFiled: October 3, 2003Date of Patent: March 25, 2008Assignee: LG Electronics Inc.Inventor: Hyoung Jin Kim
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Patent number: 7349802Abstract: An apparatus and a method for detecting a vehicle location in a navigation system are provided. A travel angle difference and lateral and longitudinal inclinations of the vehicle are used to accurately detect the vehicle location if a vehicle location is estimated using detection signals from a sensor unit installed on a vehicle. If a value of DOP (Dilution of Positioning) of a navigation message received by a GPS (Global Positioning System) receiver is equal to or greater than a predetermined threshold, reference vehicle location information is set using vehicle location information just previously map-matched and the detection signals from the sensor unit. The vehicle location is detected using the set reference vehicle location information and the detection signals from the sensor unit.Type: GrantFiled: July 21, 2004Date of Patent: March 25, 2008Assignee: LG Electronics Inc.Inventors: Han Sung Lee, Mun Ho Jung, Dong Hoon Yi, Moon Jeung Joe
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Patent number: 7340341Abstract: The present invention provides a method and apparatus for compressing data of position information such as a road on a digital map in order to realize an accurate transmission of the position information in a small volume of data. A shape vector of an object road segment is resampled, and as this occurs, a sampling point is represented by quantized angle information. By selecting preferably the sampling point and an angle resolution of the quantized angle information, an error in position information can be reduced.Type: GrantFiled: June 11, 2004Date of Patent: March 4, 2008Assignee: Matsushita Electric Industrial Co., Ltd.Inventor: Shinya Adachi
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Patent number: 7302342Abstract: When a first one-way traffic road becomes partially impassable because of roadworks, a second one-way traffic road temporarily replaces the first road and is used in a direction opposite to an original trafficable direction. This second road is registered as a replacing road based on traffic information from the VICS center. When the second road registered as the replacing road is present within a given area surrounding the current position of a relevant vehicle, map matching is executed without considering the original trafficable direction of the second road. This allows the second road to be designated as a travel road through the map matching even when the relevant vehicle travels in a direction opposite to the original trafficable direction of the second road.Type: GrantFiled: March 16, 2006Date of Patent: November 27, 2007Assignee: DENSO CORPORATIONInventors: Nobuharu Kobayashi, Kiyoshi Tsurumi
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Patent number: 7263511Abstract: Exemplary embodiments of the present invention include a method for creating a user metric pattern. Such embodiments typically include receiving, within the network, a plurality of disparate user metrics, determining that the plurality of disparate user metrics received within the network do not match a predetermined metric pattern, and saving the plurality of disparate user metrics as a new metric pattern. In many embodiments, determining that the plurality of disparate user metrics received within the network do not match a predetermined metric pattern includes comparing the plurality of disparate user metrics with a plurality of metrics associated with the predetermined metric pattern.Type: GrantFiled: October 23, 2003Date of Patent: August 28, 2007Assignee: International Business Machines CorporationInventors: William Kress Bodin, Michael John Burkhart, Daniel G. Eisenhauer, Daniel Mark Schumacher, Thomas J. Watson
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Patent number: 7227994Abstract: A method and apparatus for finding a reference pattern (RP) with K elements imbedded in an input pattern IP with repeating substrings uses dual pointers to point to elements in the RP to compare with input elements sequentially clocked from the IP. The dual pointers are loaded with a pointer address corresponding to the first reference element in the RP and the pointer addresses are either incremented to the next position or are reset back to the address of the first reference element in response to results of comparing the reference element they access to the presently clocked input element and results of comparing their respective pointer addresses.Type: GrantFiled: March 20, 2003Date of Patent: June 5, 2007Assignee: International Business Machines CorporationInventors: Kerry A. Kravec, Ali G. Saidi, Jan M. Slyfield, Pascal R. Tannhof
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Patent number: 7071843Abstract: A navigation system and navigation equipment which reduce the time required for radio transmissions to implement fast navigational guidance. The navigation equipment communicates bi-directionally by radio with a navigation server, thereby providing navigational guidance. The navigation equipment transmits position data delivered by a GPS receiver to the navigation server through a communication device and acquires, from the communication device, map data for display indicative of a map of a surrounding area including a self-location provided by the position data sent back from the navigation server.Type: GrantFiled: April 24, 2003Date of Patent: July 4, 2006Assignee: Pioneer CorporationInventors: Masaya Hashida, Toshiki Matsukawa, Mayumi Naganuma
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Patent number: 6934509Abstract: A satellite broadcasting system is disclosed wherein, when a broadcasting program is broadcast by satellite broadcasting, each viewer can receive a different broadcasting program depending upon the district in which the viewer is present. A broadcasting program is composed of an area designation part in which a list of areas in which the broadcasting program is to be broadcast is accommodated and broadcasting contents themselves. The broadcasting program is received by a radio wave reception section. A current position acquisition section detects the current position of a receiver. The current position is compared with an area to physical district coordination table and converted into an area name by a current area detection section.Type: GrantFiled: October 25, 2000Date of Patent: August 23, 2005Assignee: NEC CorporationInventor: Hideo Shimazu
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Patent number: 6931319Abstract: A method of transmitting position information of a digital map capable of transmitting a position on a digital map efficiently and accurately in which a transmitting side transmits position information including coordinate series information for specifying a vector shape on a digital map and a receiving side execute map matching by the coordinate series information to the thereby identify the vector shape on the digital map, the coordinate series information is transmitted by adding azimuth information of a coordinate point included in the information thereto. By transmitting shape data by adding the azimuth information thereto, accuracy of matching can be promoted and necessary time for matching can be shortened.Type: GrantFiled: December 7, 2001Date of Patent: August 16, 2005Assignee: Matsushita Electric Industrial Co., Ltd.Inventor: Shinya Adachi
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Patent number: 6847884Abstract: A name of a thoroughfare is identified from at least one name for the thoroughfare in reference to a set of criteria. In one example, the set of criteria includes whether or not the thoroughfare is an interstate, whether or not a name is shielded, has a suffix, and/or has an identified prefix. Interstate thoroughfares are often identified by a shielded name of the interstate thoroughfare, and non-interstate thoroughfares are often identified by a non-shielded name of the non-interstate thoroughfare. The identified name includes a name which is most recognized or well-known for navigating.Type: GrantFiled: October 15, 2002Date of Patent: January 25, 2005Assignee: Garmin Ltd.Inventors: Michael E. Childs, Shane R. Runquist
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Patent number: 6829558Abstract: A first set of coordinates (100) of a device and an estimated positional error (“EPE”) radius (102) is measured. An EPE circle (104) is derived, in which the device is approximately located, from the first set of coordinates (100) and the EPE radius (102). When it is determined that the EPE radius (102) exceeds a predetermined threshold, a first range (106) between the device and a ranging site (108) is measured, and a locus of points (110) on and within the EPE circle (104) is determined, wherein a distance between the ranging site (108) and each point in the locus of points (110) approximately equals the first range (106).Type: GrantFiled: June 27, 2002Date of Patent: December 7, 2004Assignee: Motorola, Inc.Inventors: Charles B. Swope, Chet A. Lampert
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Publication number: 20040204845Abstract: A display method and apparatus for a navigation system for receiving traffic information and displaying traffic incidents in a manner easily and quickly comprehensible by a user of the navigation system. The navigation system applies various criteria to the traffic incidents and the route to the destination and determines an order of displaying the traffic incidents in accordance with the degrees of severity to the driving to the intended or calculated route to the destination. In other aspect, instead of assigning the listing order, colors are assigned to the traffic incident icons based on the degrees of severity.Type: ApplicationFiled: June 19, 2002Publication date: October 14, 2004Inventor: Winnie Wong
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Publication number: 20040204839Abstract: A navigation method and system for accurately determining an optimum route to a destination where such a destination is within a large compound such as a shopping mall, an apartment complex, or the like without requiring a specially made database. The navigation method and system is designed to search for an entrance (target address) by detecting a link in map data, to the large compound within a predetermined distance from an original address. The navigation system evaluates possible routes and selects the best route to the target address. When the road in front of the large compound is constituted by two one-way roads, the navigation method and system searches for a link between the two one-way roads allowing a U-turn and selecting the best route to the target address including the U-turn.Type: ApplicationFiled: September 20, 2002Publication date: October 14, 2004Inventor: Shunichi Imanishi
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Patent number: 6721653Abstract: In navigation system, method, and program for an automotive vehicle, a travel history of the vehicle which is made correspondent with a road map information is stored, a degree of a user's familiarity with one of predetermined regions for each of the predetermined regions in the road map information is calculated on the basis of the travel history of the vehicle and its corresponding road map information, and the road map information is produced in accordance with the calculated degree of the user's familiarity with the one of the predetermined regions.Type: GrantFiled: September 5, 2002Date of Patent: April 13, 2004Assignee: Nissan Motor Co., Ltd.Inventors: Masaki Watanabe, Takeshi Oono
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Publication number: 20040068369Abstract: There is provided a vehicle navigation system and method for guiding path of a complex intersection more accurately. The method for guiding path of the complex intersection includes the steps of: configuring the complex intersection through a grouping based on a terminal sharing node and link extracted from a path searching data; performing a patterning to reconfigure the complex intersection; performing a map matching and a path following during a drive state based on a reconstructed data; and providing the followed path guidance information to a user.Type: ApplicationFiled: October 3, 2003Publication date: April 8, 2004Applicant: LG Electronics, Inc.Inventor: Hyoung Jin Kim
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Patent number: 6684155Abstract: A vehicle management system is disclosed to have GPS coordinates of a plurality of checkpoints of entrance gateways and exit gateways of a freeway stored in the memory of a vehicle. When a driver drives in an entrance gateway (or out of an exit gateway) of the freeway and an on-vehicle processor of the vehicle compares the current GPS coordinates of the vehicle to be matched with GPS coordinates of one entrance (exit) checkpoint stored in the memory, the on-vehicle processor controls a wireless communication device to wirelessly send the code number of the corresponding entrance (exit) and the license number of the vehicle to a remote control center for log-in (log-out). According to the log-in/log-out data, the control center can control the traffic volume, electronic toll collection, stolen car tracking, or motorcade, . . . and etc. of the freeway.Type: GrantFiled: February 4, 2003Date of Patent: January 27, 2004Assignee: Sin Etke Technology Co., Ltd.Inventors: Kuo-Rong Chen, Chun-Chung Lee, Cheng-Hung Huang
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Patent number: RE41174Abstract: The invention provides an information retrieval apparatus and an information retrieval method by which information can be retrieved in an improved operability. A CPU controls a video camera to fetch an image and controls a GPS to detect a current position. The CPU reads out, from within image data stored in a corresponding relationship with URLs of WWW servers, those image data which correspond to position data regarding positions around the detected current position from a WWW data base via a modem and a host machine. Then, the CPU selects, from among the read out image data, that image data which matches with the fetched data, reads out a URL corresponding to the image data and accesses a WWW server designated by the URL.Type: GrantFiled: July 20, 2001Date of Patent: March 30, 2010Assignee: Sony CorporationInventors: Hiroaki Kitano, Junichi Rekimoto