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...that the first rickshaw was invented in 1869 by an American Baptist minister, the Rev. E. Jonathan Scobie, to transport his invalid wife around the streets of Yokohama?
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| Number | Title | Issue Date |
| 8115680 | System and methods for direction finding using a handheld device A system for indicating the relative direction of a target object or location as determined from the current position of a wireless communication device. The system employs Direction of Arrival determination using an antenna array for indicating the direction of a t... | 02/14/2012 |
| 7317419 | Self-calibrated path loss position estimation and zone of impact determination A device and method are provided for estimating a position of a target device (e.g., a device emitting radio frequency energy) based on data pertaining to strength of an emission received from the target device. At a mobile device, emissions are received from the ta... | 01/08/2008 |
| 7256737 | Method and apparatus for geolocating a wireless communications device The time difference of arrival for a signal received at two or more receiving sites as transmitted from a wireless communications device, is determined by a frequency domain technique. The constituent frequencies of the signals received at the two or more receiving ... | 08/14/2007 |
| 7197310 | Methods and systems for controlling handoffs in a wireless communication system Techniques for controlling handoffs in a wireless communication system include receiving a location vector from a mobile unit, and determining whether to perform a handoff of the mobile unit based on the received vector. The vector may also include time information ... | 03/27/2007 |
| 7139662 | Device and method for determining the position of a working part A device and method for determining the position for a working part of a machine with a position-determining apparatus is disclosed. A detector is placed at a defined place on the machine to determine the position in a fixed coordinate system. A positional relations... | 11/21/2006 |
| 7027773 | On/off keying node-to-node messaging transceiver network with dynamic routing and configuring The invention is a system operating on a reference frequency. The system comprises a plurality of at least three nodes. Each node hands off a message received from another node to a subsequent node. Each of the nodes comprises a transceiver receiving a message on th... | 04/11/2006 |
| 7013148 | Method for providing a current location of a wireless communication device A method (36) for providing a current location (35) of a wireless communication device (24) within a wireless communication network (20) calls for activating an automatic location identification (ALI) process in response to a request from... | 03/14/2006 |
| 6980803 | Using statistically ascertained position for starting synchronization searcher during diversity handover A code division multiple access communication system comprises a source base station (BSS), a destination base station (BSD)having a synchronization searcher (S), and a time position estimator (100) which establishes a start position of ... | 12/27/2005 |
| 6957074 | Apparatus, and an associated method, for reserving resources in a mobile communication system through the use of historical indicia Apparatus, and an associated method, for facilitating resource allocation in a mobile communication system. Historical indicia associated with a mobile station is monitored and maintained. A predictor forms a prediction of a subsequent path of travel of the mobile s... | 10/18/2005 |
| 6799026 | Handset diversity in wireless communications system A diversity reception handset includes a receiver for receiving pilot and plural increments of traffic sent from a base station within a service area of a wireless communications network. The handset includes at least two antennas, a switch for switching a receiver ... | 09/28/2004 |
| 6677900 | System for detecting mobile receivers, using digital telebroadcasts transmissions of a ground transmitter network A system for detecting mobile bodies, using digital telebroadcasting transmissions of an array of terrestrial transmitters. The digital telebroadcast transmissions include a plurality of carriers, afforded symbol-based digital modulation, processed by car... | 01/13/2004 |
| 6571082 | Wireless field test simulator A method and system for testing network-based location determination technologies within a single test area in the field. Channel models are developed to simulate the propagation impairment conditions associated with identified test scenarios. The channel... | 05/27/2003 |
| 6456239 | Method and apparatus for locating mobile tags A method and apparatus for determining tag location is disclosed. Tag reference data may be stored, e.g., in the form of a lookup table, as a trained neural network, and so on, and used to determine the location of tags. Readings used to determine tag loc... | 09/24/2002 |
| 6347280 | Navigation system and a memory medium in which programs are stored A navigation system that provides guidance information if more than three guide intersections are successively located adjacent each other. The vehicle navigation system's guidance information output is controlled on the basis of the successive relationsh... | 02/12/2002 |
| 6304819 | Locating positions on maps An apparatus to enable one's position to be easily found on a traditional map having its own coordinate system distinct from a wide area coordinate system, data is associated with the map from which the relationship--between the map coordinate system and ... | 10/16/2001 |
| 6232917 | Navigational system The navigational system, device and method of the present invention provide navigational information to the user derived from data signals received from a plurality of transmitters (20,22,24,26). The range to each of the plurality of transmitters (20,22,2... | 05/15/2001 |
| 6188356 | Radio monitoring method and apparatus A radio monitoring method which can estimate the position of an objective radio wave source with a high degree of accuracy by taking an influence of the geography or objects on the ground into consideration. According to the method, radio wave hologram ob... | 02/13/2001 |
| 6020849 | Position detecting apparatus and pointing device thereof A position detecting system capable of making communications with a plurality of pointing devices without changing resonance circuits of said pointing devices, and a pointing device suitable for the position detecting system. The position detecting system... | 02/01/2000 |
| 5925091 | Method and apparatus for drawing a map for a navigation system In a vehicle navigation method and apparatus for drawing a map in which the scale of a displayed map is reduced to display a second wide-area map, an image of a presently-traveled road is drawn on the display so it is superimposed on the wide-area map, ev... | 07/20/1999 |
| 5842131 | System for conforming position of moving terminal A system for confirming a position of a moving terminal in a radio communication network including a plurality of base stations each corresponding to one of a plurality of individual radio areas. A moving terminal having a specific identification number i... | 11/24/1998 |
| 5572221 | Method and apparatus for detecting and predicting motion of mobile terminals Methods and apparatus for detecting and predicting movement patterns of mobile radio transceivers, such as mobile cellular telephones, enhance the performance of hierarchical radio networks, in which network structures, such as different cells, have diffe... | 11/05/1996 |
| 5278763 | Navigation aids An electronic cursor (12) is movable over a digitising table (10) on which a chart (16) has been spread. The cursor can give an indication of which way it should be moved to reach a defined position on the chart. The cursor can also convert positions in t... | 01/11/1994 |
| 5268844 | Electronic digital position and navigational plotter An electronic digital plotter for navigators which relieves the rigors of mechanical manual plotting of position on a chart. The plotter utilizes either a flexible or rigid board employing electromagnetic or capacitive resistance technology. It makes use ... | 12/07/1993 |
| 4939661 | Apparatus for a video marine navigation plotter with electronic charting and methods for use therein Apparatus for a video navigation plotter with electronic charting, specifically such a plotter designed for marine use, and various methods for processing navigational data therein and displaying resulting navigational data thereon are disclosed herein. S... | 07/03/1990 |
| 4862374 | Navigational plotting system A navigational plotter includes a light-transmissive LCD graphical display which serves as a window-like element in relation to a map placed underneath it. The map is calibrated to the plotter by moving a calibration cursor on the display to two known poi... | 08/29/1989 |
| 4525717 | Position display instrument A position display instrument for light spot display on a map of the position of vehicles, in particular aircraft or helicopters. The instrument comprises a flat map holder for accommodating and holding map sheets in an exact position, a light transmitter... | 06/25/1985 |
| 4489388 | Plot generator A method and apparatus for reducing radar target data which must be processed by a data processor. The area covered by the radar is divided into a number of range-azimuth zones and a standard number of data to be processed for each zone is established. A ... | 12/18/1984 |
| 4470119 | Mobile navigator A mobile navigator comprises a distance detector for generating a running distance signal, an azimuth detector for generating a progression azimuth detecting signal, a CRT display for indicating the current position of an automotive vehicle, a microcomput... | 09/04/1984 |
| 4400780 | Moving body track indicator system A moving body track indicating system for displaying the track of a moving body along with latitude and longitude line markers and cursors on an indicating device such as a cathode-ray tube. The displayed pattern can be automatically magnified or reduced ... | 08/23/1983 |
| 4319541 | Navigational aid A navigational aid including a color coded display of all significant information regarding the location and operation of sequenced radio beacons within a selected geographical area and a disc type indicator for selectively revealing information regarding... | 03/16/1982 |
| 4283763 | System for graphic representation of vessel's position on Mercator map A system for graphic representation of a vessel's position on the Mercator map, comprising a velocity and drift angle sensor and a heading sensor which are connected to a computer to compute the longitudinal and latitudinal velocity components. The comput... | 08/11/1981 |
| 4276553 | Apparatus and method for determining the position of a radiant energy source The position of a terrestrial RF source is determined from a geostationary, synchronous satellite by scanning the beam of a narrow beam width antenna in first and second orthogonal directions over a region including the source. The peak level of energy tr... | 06/30/1981 |
| 4198635 | Orientation system An orientation system adapted to be mounted within a vehicle, comprising a display including a rotational heading indicating compass card fabricated from an image retaining electronic display panel responsive to bearing data signals.... | 04/15/1980 |
| 4135190 | Navigational plotter A navigational plotter in which a geographical map or chart has marked thereon lines of position corresponding to the Omega or Loran navigation system aids, for example. The intersections of the lines of position with a base line on the chart are recorded... | 01/16/1979 |
| 4086632 | Area navigation system including a map display unit for establishing and modifying navigation routes An area navigation system including a map display unit for entering navigation information to form or modify a programmed navigational route is disclosed. The map display unit is connected to an area navigation computer to supply a cartographic display of... | 04/25/1978 |
| 4084241 | System for processing movement information of vehicle A system for generating the data concerning the position of a moving vehicle comprising paired independently rotatable wheels provided at the opposite sides of the moving direction of the vehicle, the system comprising first and second pulse generators in... | 04/11/1978 |
| 4071895 | Navigational display system The position of a carrier from a navigational reference generates X,Y coordinate navigation signals which are scaled as distance along a TV line of a TV display and a line number in the frame of the TV picture. A continual updated track of a moving vehicl... | 01/31/1978 |
| 4053893 | Method of and apparatus for indicating the geographical position of a pilot vehicle The present invention relates to a method of and apparatus for indicating e geographical position of a piloted vehicle equipped with a computer, the method comprising the steps of using a geographical map or a portion of map, approximately orientated, wit... | 10/11/1977 |
| 3988735 | Control circuit for driving a position indicator in an aircraft flight data display The invention is a control circuit for driving a position indicator along a map screen in an aircraft flight data display. The control circuit is electrically coupled to a navigational system from which it receives digital information. The control circuit... | 10/26/1976 |
