Bizarre Patents
A vest or belt is integrally formed with tubular, pet receiving passageways which extend around the wearer's body and terminate in pocket-like chambers for feeding and retrieval.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 5625363 | Paging/messaging system using GPS satellites A paging/messaging system using the L3 transmission channel of a constellation of GPS satellites orbiting the earth, is comprised of an earth-based injection terminal having a source of paging/messaging signals and a radio transmitter for broadcasting pag... | 04/29/1997 |
| 5625640 | Apparatus for and method of broadcast satellite network return-link signal transmission An apparatus and method for return-link transmission in direct broadcast satellite networks having a hub earth station transmitting forward-link signals, and a plurality of remote terminal stations receiving the forward-link signals and transmitting retur... | 04/29/1997 |
| 5621416 | Optimized processing of signals for enhanced cross-correlation in a satellite positioning system receiver The optimum SPS receiver is described that allows to optimize the demodulation of the unknown W-code generated by the Global Positioning System (GPS). The assumed timing and the spectrum structure of W-code are used for selecting the optimum digital filte... | 04/15/1997 |
| 5619210 | Large phased-array communications satellite A communications satellite is disclosed which uses distributed multiplexing and demultiplexing so as to minimize the amount of cabling needed between deployable phased array panels and a central processor. Signals are distributed from the active array pan... | 04/08/1997 |
| 5619209 | User paging for mobile satellite communications A method of initiating communication between a ground station and a mobile handset through a satellite beam includes the steps of transmitting a forward signal indicative of a fixed geographic area covered by each of a plurality of satellites on at least ... | 04/08/1997 |
| 5619211 | Position locating and communication system using multiple satellite constellations A communication and position locating system (2) suitable for air traffic control is described. Multiple satellites (40) are provided in two geosynchronous constellations. One constellation (e.g., 4 satellites) has a first closed ground track (14). The ot... | 04/08/1997 |
| 5617100 | Accurate position measuring system An accurate position measuring system includes a communication satellite, a position measuring satellite, a position reference station, a network management station and a position measuring device. The communication satellite performs data communication. ... | 04/01/1997 |
| 5612701 | Adaptive beam pointing method and apparatus for a communication system A method and apparatus for allocating service beams (72, 76) to communication units (80-84) (CUs) ascertains (124) the location of a CU (81) attempting to access the communication system (30), and determines (126) whether a currently active service beam (... | 03/18/1997 |
| 5610614 | Real-time kinematic initialization test system A real-time kinematic system includes base and rover GPS units connected by a data link. The rover unit is typically moved to points of interest during a survey while the base remains over a fixed, and known location. An initialization testing program of ... | 03/11/1997 |
| 5610615 | Method and device for mobile station positioning by means of a satellite, and associated transmission method A positioning method for a mobile station in the radio coverage area of a satellite entails determining the instantaneous distance between the satellite and the mobile station. The instantaneous elevation angle $c; of the satellite is then calculated f... | 03/11/1997 |
| 5606551 | Bidirectional mesh network A communication network called a bidirectional mesh network (MSN), also called bi-MSN, is described. The bi-MSN includes a plurality of first communication loops (horizontal loops) each comprising a plurality of nodes interconnected to one another by bidi... | 02/25/1997 |
| 5602838 | Global multi-satellite network A global satellite communication network is described. The global satellite communication network comprises a plurality of polar communication loops and a plurality of longitudinal communication loops. The polar and longitudinal communication loops are fo... | 02/11/1997 |
| 5600328 | Demodulator circuit in global positioning system receiver A demodulator circuit in which N satellite signals included in N radio waves transferred from N satellites are detected by removing noise codes and carrier waves modulated by the satellite signals and the noise codes from the radio waves to measure a posi... | 02/04/1997 |
| 5596328 | Fail-safe/fail-operational differential GPS ground station system A fail safe differential satellite positioning system ground station employing a plurality of processors to produce signals indicative of satellite-specific pseudo range errors and which includes at least a pair of input/output devices each including at l... | 01/21/1997 |
| 5594454 | Global positioning system (GPS) linked satellite and missile communication systems A small, multi-function device called the GPS/Telemetry Transmitter (GTT) that can recover telemetry (TM) data from missiles, spacecraft, balloons, or any moving platform or vehicle, and generate high accuracy trajectory estimates using GPS data is disclo... | 01/14/1997 |
| 5594453 | GPS receiver having a rapid acquisition of GPS satellite signals A GPS receiver having a rapid acquisition of a GPS satellite signal when a normal operational mode is entered after a low power standby mode. The GPS receiver includes an RF section for receiving the GPS satellite signal and providing an GPS IF signal, a ... | 01/14/1997 |
| 5592175 | Location determination method and apparatus for a communication unit In a communication system (10) having at least one communication unit (26) (CU) and at least one satellite (12, 170) which projects communication cells (176, 180) toward the CU (26), a method for determining a CU's location involves identifying (202) opti... | 01/07/1997 |
| 5576715 | Method and apparatus for digital processing in a global positioning system receiver A Global Positioning System (GPS) commercial receiver including a digital processor disposed to utilize the energy of both the L1 and L2 GPS satellite signals in order to derive an estimate of an unknown security code used to modulate the signals. In proc... | 11/19/1996 |
| 5574465 | Portable Astronomic/meteoric observation system A natural environment observation system has a GPS for detecting the present location (address), a calendar for providing the present date and time, a memory for storing natural phenomenon data, such as astronomical data, oceanic data, etc.; and an arithm... | 11/12/1996 |
| 5570096 | Method and system for tracking satellites to locate unknown transmitting accurately A satellite tracking system, including a terrestrial transmitter, a plurality of terrestrial receivers, and a controller/analyzer, operates in two modes. In an active mode, the transmitter emits a tracking signal within a spread spectrum to a satellite an... | 10/29/1996 |
| 5563611 | Method of and apparatus for integration of Loran-C and satellite navigation system (SNS) technologies for improved system accuracy, availability and integrity A method of apparatus for integrating Loran-C and satellite navigation system technologies in a manner in which the Loran-C navigation signal transmissions are further modulated to provide a communications signal and a supplemental navigation signal, time... | 10/08/1996 |
| 5563609 | Antenna system with plural beam sequential offset An array antenna system (40) has a plurality of radiators (44) for generating a set of beams (48), wherein axes of the beams are spaced apart from each other allowing the respective beams to illuminate separate areas of the earth or other receiving region... | 10/08/1996 |
| 5563880 | Methods for managing and distributing payload instructions These methods allow payload control instructions to be transported to satellites in a constellation of satellites and to be activated at pre-assigned times across the constellation. These methods manage and distribute validated payload instructions accord... | 10/08/1996 |
| 5557284 | Spoofing detection system for a satellite positioning system A pair of antennae in combination with a GPS signal receiver system is employed for detecting the reception of satellite information signals from a spoofing signal transmitter as opposed to those satellite information signals transmitted aboard each of th... | 09/17/1996 |
| 5553816 | Satellite telecommunications and remote sensing system based on the use of short-period sun-synchronous elliptical orbits A satellite telecommunications and remote sensing system including a plurality of satellites arranged above the Earth in short-period elliptical sun-synchronous orbits which have the following Keplerian parameters: an orbit inclination of 116.6° on an eq... | 09/10/1996 |
| 5555257 | Cellular/satellite communications system with improved frequency re-use The invention relates to a radio communication system and method for minimizing co-channel interference. The system comprises a plurality of mobile stations in communication with a ground based station via an orbiting satellite. The orbiting satellite tra... | 09/10/1996 |
| 5552920 | Optically crosslinked communication system (OCCS) An optically-based communication system hosted on an elevated platform (e.g., a satellite a tower, or other platform having a substantial vantage point) that uses multiple spatially diverse transmit and receive beams that are optically cross coupled to fu... | 09/03/1996 |
| 5552794 | Position estimation using satellite range rate measurements A method for using a value of range rate observed by a receiver, such as a GPS receiver, to determine the coordinates of points on the surface of the earth from which this value of range rate would be observed. These coordinates are given in an earth-cent... | 09/03/1996 |
| 5548293 | System and method for generating attitude determinations using GPS A GPS attitude receiver for determining the attitude of a moving vehicle in conjunction with a first, a second, a third, and a fourth antenna mounted to the moving vehicle. Each of the antennas receives a plurality of GPS signals that each include a carri... | 08/20/1996 |
| 5543813 | System for determining and registering location of mobile terminal for communication system with non-geosynchronous satellites The non-geosynchronous orbiting satellites each transmit identification information given to each of spot beams irradiated from them. A mobile terminal, when registering its location, receives the spot beam identification information at some moments in ti... | 08/06/1996 |
| 5541606 | W-code enhanced cross correlation satellite positioning system receiver The present invention relates to the new W code enhanced GPS receiver which allows to receive and demodulate the L1 and L2 satellite signals encrypted with the unknown Y code. No assumptions are made about the timing or the structure of the unknown Y code... | 07/30/1996 |
| 5537679 | Communication network with flexible handoff scheduling for mobile nodes A communication network (10) includes a constellation (12) of mobile satellites (14) in low earth orbits and stationary gateways (24) near the surface of the earth. Data packets are routed through the network (10) using communication paths that change fro... | 07/16/1996 |
| 5535237 | Method and system for a multi channel and search global position system signal processor There is disclosed a multi channel GPS digital signal processor on a single IC. Each channel contains circuitry to process L1 or L2 P(Y) and C/A-code signals. In addition a search processor is included to achieve fast signal acquisition. Low power adder/a... | 07/09/1996 |
| 5528502 | Satellite orbit maintenance system A technique for maintaining a satellite in an assigned orbit without control or intervention from the ground. Autonomously obtained navigational data provide a measurement of the actual orbit in which the satellite is traveling. So long as the measured or... | 06/18/1996 |
| 5519404 | Method of allocating a communication channel in a satellite network The invention concerns a method of allocating a respective free radio beam channel to calling and called stations of a satellite telecommunication network. If there is no free channel on a beam forming the coverage including one given station, the method ... | 05/21/1996 |
| 5519403 | Global positioning system communications multi-interface A Global Positioning System (GPS) communications includes a GPS receiver for generating position information, a processor coupled to the GPS receiver by a bus, and a communications multi-interface coupled to both the GPS receiver and to the processor by t... | 05/21/1996 |
| 5515062 | Location system and method with acquisition of accurate location parameters A location system relies upon a non-coherent, FDM/TDM communication scheme to measure location parameters. A locator unit moves relative to the locatable unit. A series of messages are communicated between the locator unit and the locatable unit. Through ... | 05/07/1996 |
| 5510797 | Provision of SPS timing signals Methods for provision of a sequence of timing signals for one or a plurality of microprocessors, microprocessor peripheral devices or other timing-controlled instruments ("users"), using timing signals determined from a Satellite Positioning System (SPS),... | 04/23/1996 |
| 5502446 | GPS-based automatic target reporting and finding network and components A GPS emergency rescue network comprising at least one GPS receiver and L2-frequency transmitter combination for a target, and a GPS receiver able to tune the L2 frequency transmissions of the target's transceiver. A constellation of orbiting GPS satellit... | 03/26/1996 |
| 5467282 | GPS and satellite navigation system A satellite-based navigation system providing improved accuracy and reliability over wide geographical areas, including remote regions, is disclosed. Ranging-type signals transmitted through two or more commercial geostationary telecommunication satellite... | 11/14/1995 |
