GPS satellite drift monitor
The present invention solves this problem by providing a novel new satellite drift monitor sometimes referred to herein as a zero crossing RAIM (or Z-RAIM) monitor that detects drift in a newly acquir... Read More
Inventors: Brenner, Mats A.;, Assignee: Honeywell, Inc (Minneapolis, MN) |
Method and system for providing communication between standard terminal equipment using a remote communication unit
The present invention is a novel apparatus and method of providing communications between standard unmodified terminal equipment over a telephone link that includes a digital wireless link. The presen... Read More
Inventors: Grob, Matthew S.; Karmi, Gadi;, Assignee: Qualcomm Incorporated (San Diego, CA) |
Method for seeking a communication system
These needs and other are met by the method for seeking a communication system disclosed herein. In a network of communication systems that comprises a plurality of communication systems, wherein each... Read More
Inventors: Olson, Carl B.; Grube, Gary W.;, Assignee: Motorola, Inc. (Schaumburg, IL) |
Stacked microstrip antenna for wireless communication
I claim: 1. A stacked microstrip antenna comprising: a ground plate; a first dielectric layer disposed on said ground plate; a first radiating layer disposed on said dielectric layer; a second dielect... Read More
Inventors: Elbadawy, Elsharawy A.;, Assignee: Arizona Board of Regents (Tempe, AZ) |
Navigation device
Therefore, an object of the present invention is to provide a navigation device for helping the driver of a vehicle drive safely, without annoying the driver, by presenting him/her accurate informatio... Read More
Inventors: Ishida, Akira; Ueyama, Yoshiki; Sakamoto, Kiyomi;, Assignee: Matsushita Electric Industrial Co., Ltd. (Osaka, JP) |
CDMA inter-mobile switching center soft hand-off
The process of the present invention encompasses the soft hand-off of a radiotelephone from one cellular system, the source cellular system, to another cellular system, the target cellular system. Eac... Read More
Inventors: Abu-Amara, Marwan; Sides, Steve; Jalali, Ahmad; Boppana, Jyoti; Doctor, Satyajit;, Assignee: Northern Telecom Limited (Montreal, CA) |
Position finding system
The basis of the invention is that the phase of the field of radio navigation transmitting stations in an area may be completely described by the azimuth angle of the wavefront relative to a geodetic ... Read More
Inventors: Lowe, Eric; Poppe, Martin C.; Stratton, Andrew;, Assignee: Terrafix Limited (Welyn, GB2) |
Portable radio telephone equipment used for CMTS/MCS in common
In the CMTS, the service area is restricted by using a directional antenna. In this case, the frequency band used for the CMTS can be used for the MCS in a specific place such as the inside of a build... Read More
Inventors: Yamada, Jun; Terashima, Masaki; Ooyama, Kenichi;, Assignee: Matsushita Electric Industrial Co., Ltd. (Osaka, JP) |
Method and apparatus for determining a physical parameter represented by variation in time of a physical magnitude
The present invention thus proposes a novel method of determining a physical parameter represented by variation in time of a physical magnitude G that is capable of varying between a minimum value G.s... Read More
Inventors: Beneteau, Lionel; Boubal, Olivier; Oksman, Jacques;, Assignee: Schlumberger Industries, S.A. (Montrouge, FR) |
Mobile radio communication system capable of preventing interference between time slots when propagation delay exists
It is therefore an object of this invention to provide a mobile radio communication system capable of preventing interference between the first frame and the second frame. Other objects of this invent... Read More
Inventors: Kito, Eiji;, Assignee: NEC Corporation (Tokyo, JP) |
Automatic reassignment of a telephone number of a wireless terminal based on location of the wireless terminal
In FIG. 1, switching system 111 provides wireless service for wireless terminals 112-114 via base stations 121-122. Wireless switching system 111 is interconnected to public telephone network 118 via... Read More
Inventors: Griffith, Gary L.; Hardouin, Larry J.;, Assignee: Avaya Technology Corp. (Miami Lakes, FL) |
System and method for determining radio frequency coverage trouble spots in a wireless communication system
This problem is solved in technical advances achieved in the art by a system and method that rapidly and precisely determines the geographical area of high concentration of usage (hot spots), areas of... Read More
Inventors: Schmitt, Jeffrey Hugh;, Assignee: Lucent Technologies Inc. (Murray Hill, NJ) |
Location-based forwarding of a communication
The invention provides a method and a system for forwarding a telephone call. The inventive method includes receiving a telephone call from a calling party line to a called party line, determining a l... Read More
Inventors: Contractor, Sunil H.;, Assignee: BellSouth Intellectual Property Corporation (Wilmington, DE) |
Control system for handling direct inward dialed telephone calls
An object of the present invention is to provide a control system for handling call forwarding of DID numbers in conjunction with an existing telephone answering switchboard. Another object of the pre... Read More
Inventors: Curtin, William J.; Henning, Paul N.; Post, Kendall E.;, Assignee: Amtel Communications, Inc. (Madison, WI) |
Blank of material in sheet form and partition made therefrom
It is an object of the present invention to overcome these drawbacks. To that end, according to the invention, the one-piece blank made of a material in sheet form for producing a partitioning intende... Read More
Inventors: Coalier, Guy; Serre, Jean-Claude;, Assignee: Embal-Systems (Paris, FR) |
Electrical switch
OF THE INVENTION FIGS. 1 through 5 show an electrical switch 10 that includes a dielectric housing 12, a dielectric actuator 14 and electrical contact members 16, 18 secured in housing 12. As shown i... Read More
Inventors: Rose, William H.;, Assignee: AMP Incorporated (Harrisburg, PA) |
Fast handover by preassigning neighboring candidate cells
The object of this invention is to provide a stable mobile communication system which can, however, deal with sudden changes in field strength during a call. This is achieved by a mobile communication... Read More
Inventors: Vaara, Tomi;, Assignee: Nokia Telecommunications Oy (Espoo, FI) |
Method of providing a delayed connection announcement to a mobile subscriber within a radio telecommunication system
In one aspect, the present invention is a method of delivering an incoming call to a called mobile station in a radio telecommunication system having an originating mobile switching center (MSC), a ho... Read More
Inventors: Bertacchi, Luciano;, Assignee: Telefonaktiebolaget LM Ericsson (publ) (Stockholm, SE) |
Method and apparatus for selecting a cellular system for communication with a cellular telephone in a roaming area
According to the present invention, a method for selecting a cellular system for communication with a cellular telephone in a roaming area is provided. The cellular telephone has a home cellular syste... Read More
Inventors: Yu, I-Hsiang; Borkowski, Daniel G.; Chao, Kenneth;, Assignee: GTE Laboratories Incorporated (Waltham, MA) |
Electronic switching system capable of analyzing charge data automatically
OF THE PREFERRED EMBODIMENTS Referring to FIG. 2, there is provided a block diagram of an embodiment of an electronic switching system (ESS) 2 in accordance with the present invention, capable of ana... Read More
Inventors: Son, Ki-Suk;, Assignee: Daewoo Telecom Ltd. (Incheon, KR) |
Cellular network having cells which are in a specific circular orientation of sectors
It is an object of the present invention to provide an improved cellular communication network which employs directional antennae. The present inventor has realized that if, in at least two adjacent c... Read More
Inventors: Levin, Moshe;, Assignee: Tadiran Telecommuniction Ltd. (Tikva, IL); Innowave Tadiran Telecommunictions Wireless Systems Ltd. (Tikva, IL) |
Telephone station voice announce device and method
The invention provides a telephone station having a voice announced device. The telephone station includes user interface devices and a telephone station controller coupled to the user interface devic... Read More
Inventors: Penning, Randall J.;, Assignee: Lucent Technologies, Inc. (Murray Hill, NJ) |
Switching method and apparatus having subscriber state management function
It is an object of the present invention to provide a switching method and a switching system having a subscriber state management function which enables the switching equipment to individually manage... Read More
Inventors: Sakuma, Tetsuo; Mizuhara, Noboru; Tsunoda, Tomoaki; Yamagishi, Junko;, Assignee: Hitachi, Ltd. (Tokyo, JP); Hitachi Microcomputer Engineering Ltd. (Tokyo, JP) |
Audio program delivery system
The present invention will now be described with reference to an embodiment of a navigable audio program transmission system. The illustrated audio program transmission system is a telephony audio de... Read More
Inventors: Ravago, Ben; Engels, Kenneth M.; Stearman, Shannon;, Assignee: Rahsaan, Inc. (New York, NY) |
Method for mapping call detail data into a database for quick retrieval
The present invention overcomes the above and other problems by disclosing a cost-effective and versatile solution for the storage and quick retrieval of a portion of the total raw data as well as the... Read More
Inventors: Becker, Richard A.; Wilks, Allan R.;, Assignee: AT&T Corp. (New York, NY) |
Method for remotely controlling a telephone loop/channel from another telephone loop/channel
These shortcomings and other limitations and deficiencies are obviated in accordance with the present invention by circuitry which couples two customer premises loops or ISDN B-channels to thereby mit... Read More
Inventors: Peoples, John T.;, Assignee: |
Communication apparatus and storage medium
It is, therefore, an object of the present invention is to provide a communication apparatus capable of overcoming the problems stated above. Another object of the present invention is to provide a st... Read More
Inventors: Asai, Norihiko;, Assignee: Brother Kogyo Kabushiki Kaisha (Nagoya, JP) |
Telephone answering device with timer control
I claim: 1. A communications device, comprising: a) detecting means for discovering one or more signals from an incoming communication, and b) means for ascertaining the cumulative number of said sign... Read More
Inventors: Galbreath, John Alexander;, Assignee: |
Facsimile mail system and method for controlling the same
It is therefore an object of the present invention to provide a facsimile mail system capable of receiving and printing out a literal message from a caller using a touch-tone telephone. It is another ... Read More
Inventors: Shin, Dong-Myong;, Assignee: SamSung Electronics Co., Ltd. (Kyungki-do, KR) |
Internet capable browser dispenser architecture
Applicants' fulfill this need by providing an interactive fuel dispenser system having a plurality of fuel dispensers operating in conjunction with a local server. Each dispenser generally has two fue... Read More
Inventors: Leatherman, Russel D.; Royal, Jr., William C.;, Assignee: Marconi Commerce Systems Inc. (Greensboro, NC) |
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