Equipment for sending digitally pre-stored voice announcements to the subscribers connected to a telephone network
We claim: 1. An apparatus for sending digitally pre-stored voice announcements to subscribers connected to a telephone network, comprising at least one voice unit which is connected through several in... Read More
Inventors: Astegiano, Luciano; Bertoglio, Ottavio; Bosco, Fulvio; de Bosio, Alfredo; Franco, Dario; Lampiano, Piero; Melle, Antonio; Rosboch, Luciano;, Assignee: Societa' Italiana per l'Esercizio Telefonico p.a. (Turin, IT) |
Wireless network with signaling sequence exchange between a base station and a plurality of terminals
It is an object of the invention to provide a wireless network in which a terminal exchanges signaling information with the assigned base station in a different manner. With a wireless network of the ... Read More
Inventors: Herrmann, Christoph; Du, Yonggang;, Assignee: Koninklijke Philips Electronics N.V. (Eindhoven, NL) |
Reciprocal mode saw correlator method and apparatus
An object of the invention is to provide a method for demodulating multiple data bits from a phase code sequence with a single tapped-delay-line surface-acoustic-wave correlator. Another object of the... Read More
Inventors: O'Clock, George D.; Vanderpool, Jeffrey S.;, Assignee: Omnipoint Corporation (Colarado Springs, CO) |
Method and system for utilizing an information delivery service in a local number portability environment
The present invention satisfies the above-described needs by providing a method and system for delivering information obtained from an information delivery service database with a location routing num... Read More
Inventors: Nimmagadda, Prasad V.;, Assignee: BellSouth Corporation (Atlanta, GA) |
Directed retry method for use in a wireless location system
The present invention relates to a "directed retry" method for use in connection with a dual-mode wireless communications system supporting at least a first modulation method and a second modulation m... Read More
Inventors: Stilp, Louis A.;, Assignee: TruePosition, Inc. (Wayne, PA) |
Wireless relay with selective message repeat and method of operation thereof
To address the above-discussed deficiencies of the prior art, the present invention provides, for use in a wireless computer network having a radio relay capable of transmitting messages, a system and... Read More
Inventors: Brederveld, Loeke; Hoogendoorn, Jan; Moelard, Hendrik; Monteban, Leo; Mud, Rienk;, Assignee: Lucent Technologies Inc. (Murray Hill, NJ) |
Method and apparatus for transmitting data while using both an ATM broadband channel and a narrow-band channel
One of the advantages of the present invention is that by using a separate, narrow-band signaling channel, a type of modulation can be selected that is insensitive to the Doppler shift of the carrier ... Read More
Inventors: Radimirsch, Markus; Fettweis, Gerhard; Kuehne, Joerg; Stantchev, Branimir;, Assignee: Robert Bosch GmbH (Stuttgart, DE) |
Distributed signaling message routing in a scalable wireless communication system
In order to overcome the described shortcomings of prior wireless communication systems, among other shortcomings, a wireless communication system constructed according to the present invention assign... Read More
Inventors: Ho, Joseph S. M.; Nguyen, Nhut; Ernam, Hakan;, Assignee: Nortel Networks LTD (St. Laurent, CA) |
Shared interworking of subscriber features within mobile telecommunications networks
A mobile station is associated with a first mobile telecommunications network and currently traveling within a second mobile telecommunications network. A home location register (HLR) located within t... Read More
Inventors: Coyne, Michael; Valentine, Eric;, Assignee: Ericsson Inc. (Research Triangle Park, NC) |
Paging receiver having a plurality of test modes
Accordingly, an object of the present invention is to provide a paging receiver which improves the above-mentioned conventional systems. Another object of the invention is to provide a paging receiver... Read More
Inventors: Akahori, Masaaki; Ichikawa, Yoshio;, Assignee: NEC Corporation (Tokyo, JP) |
Wireless handset for implementing a virtual office
FIG. 1 illustrates wireless terminal 101 inserted into auxiliary desktop unit 102. All voice, data, and control information communicated between wireless terminal 101 and auxiliary desktop unit 102 i... Read More
Inventors: Chavez, Jr., David L.; Griffith, Gary L.; Rorick, Jr., Joseph C.;, Assignee: Lucent Technologies Inc. (Murray Hill, NJ) |
Process for preparing methylvanillyl ketone from isoeugenol
OF THE INVENTION The present invention concerns a new, alternate process for the production of methylvanillyl ketone (MVK). The process can be represented as follows. ##STR1## wherein R is hydrogen, ... Read More
Inventors: Sletzinger, Meyer;, Assignee: Merck & Co., Inc. (Rahway, NJ) |
Call-back method in response to emergency call originating from cellular radiotelephone
Accordingly, it is an advantage of the present invention to provide an improved method of call-back following an emergency call from a cellular radiotelephone. Another advantage of this invention is t... Read More
Inventors: Zicker, Robert G.;, Assignee: GTE Mobilnet Service Corp. (Atlanta, GA) |
System and method of handling emergency calls from roaming mobile stations in a radio telecommunications network
In one aspect, the present invention is a method in a radio telecommunications network of reconnecting an emergency call between a mobile station with an emergency (emergency MS) and a public safety a... Read More
Inventors: Bugnon, Jacques; Nguyen, Binh;, Assignee: Telefonaktiebolaget L M Ericsson (publ) (Stockholm, SE) |
Seismic playback system
One object of the present invention is to convert data from a digital form to an analog form. Another object of the present invention is to provide new and useful methodology for converting data from ... Read More
Inventors: Armistead, Fontaine C.;, Assignee: Texaco Development Corporation (New York, NY) |
Telecontrol system for an audio recorder of a radio telephone
OF THE INVENTION Present invention is related to a telecontrol system by means of which a recorder attached to a main body of a radiotelephone is remote controlled from a transmitter-receiver. In pri... Read More
Inventors: Lee, Kyung-Suk;, Assignee: Daewoo Electronic Co. (Seoul, KR) |
Method of discouraging the completion of wrong-number calls
In FIG. 1, switching arrangement 1000 includes local switches 1100 and 1200, toll switch 1300 and common channel signaling network 1400. An example of local switch 1100 or 1200 is disclosed in U.S. P... Read More
Inventors: Borchering, James W.; Taff, Louis M.;, Assignee: American Telephone and Telegraph Company, AT&T Bell Laboratories (Murray Hill, NJ) |
Automatic telephone answering device with multiple outgoing messages and selecting means
It is therefore a first object of the present invention to provide an automatic telephone answering device which has multiple outgoing message recording sections in its outgoing message area for recor... Read More
Inventors: Wen, Sayling;, Assignee: Inventa Electronics Co., Ltd. (Taipei, TW) |
Secured automated banking facilities
According to the invention, there is provided an automated banking system characterised by a room accessible to the public and having an area which is monitored by at least one surveillance means, sai... Read More
Inventors: Pretini, Gisberto;, Assignee: |
Interface apparatus for communication terminal equipment units
It is an object of the present invention to provide an interface apparatus which is capable of being connected to a plurality of communication terminal units of various kinds, and which can automatica... Read More
Inventors: Hoshi, Takashi; Sakai, Yoichi; Tanabe, Masaaki; Inoue, Tatsuo; Kamakura, Takeshi; Iijima, Teruaki; Nishinaga, Hiroshi; Yamashita, Tetsuro;, Assignee: Fuji Electric Co., Ltd. (Kawasaki, JP); Nippon Telegraph and Telephone Corporation (Tokyo, JP) |
Telephonic voice message transmission control method
An object of the present invention is, therefore, to provide a method of controlling transmission of telephonic voice message information. Another object of this invention is to provide such a method ... Read More
Inventors: Finnigan, Paul F.;, Assignee: WorldVoice Inc. (Arlington, VA) |
Process for analyzing traffic localization within a cellular radiocommunication network
The invention thus proposes a process for analysing the localization of the traffic supported by a given base station of a cellular radiocommunication network, each mobile station served by said given... Read More
Inventors: Ho-A-Chuck, Olivier;, Assignee: France Telecom (FR) |
Leaving a message on a held connection
FIG. 1 is a system diagram illustrating the operation of applicants' invention in a number of its embodiments. Shown are a switch 10 which is a central office switch. Also shown is a private branch e... Read More
Inventors: Nepustil, Vladimir;, Assignee: Lucent Technologies Inc. (Murray Hill, NJ) |
Communication device for placing calls within a plurality of wireless communication networks
OF THE PREFERRED EMBODIMENT In one aspect, the present invention relates to a communication device that initiates calls within a plurality of wireless communication networks. The communication device... Read More
Inventors: Besharat, Mark; Burgan, John M.;, Assignee: Motorola, Inc. (Schaumburg, IL) |
Character string input system
Therefore, it is a first object of the present invention to provide a character string input system which permits incomplete input of a target character string in a handwriting character string input ... Read More
Inventors: Fukushima, Toshikazu;, Assignee: NEC Corporation (Tokyo, JP) |
User terminals including conductors that conduct signals from input devices therein and methods of providing input via conductors in user terminals
It is, therefore, an object of the present invention to allow user terminals having improved input thereto. It is another object of the present invention to allow a reduction in a number of conductors... Read More
Inventors: Kim, Seung Kil;, Assignee: Ericsson Inc. (Research Triangle Park, NC) |
Facsimile apparatus and method for use with customer switching system
In accordance with the present invention, a facsimile (fax) machine is arranged to automatically answer an incoming call and, without either first sending a Digital Identification Signal (DIS) or rece... Read More
Inventors: Brown, Sanford S.; Crandall, Mark A.; Schultz, Harvey S.;, Assignee: AT&T Bell Laboratories (Murray Hill, NJ) |
Method and apparatus for facilitating multi-rate data transmission by selecting a plurality of spreading codes
OF THE PREFERRED EMBODIMENT A communication system facilitates multi-rate data transmission by using a set (N) of spreading codes from which a subset (n) of the spreading codes is dynamically selecte... Read More
Inventors: Ziemer, Rodger E.; Peterson, Roger L.;, Assignee: Motorola, Inc. (Schaumburg, IL) |
Methods and arrangements in a radio communications system
What is claimed is: 1. A method in a cellular radio communications system, which is arranged for communicating information in data frames (DF) of a predetermined duration (T.sub.f) the system comprisi... Read More
Inventors: Willars, Per Hans .ANG.ke; Nasman, Karl Anders;, Assignee: Telefonaktiebolaget LM Ericsson (publ) (Stockholm, SE) |
Efficient handling of connections in a mobile communications network
Current mobile telecommunications networks are typically designed to connect and function with Public Switched Telephone Networks (PSTNs) and Integrated Services Digital Networks (ISDNs). Both of thes... Read More
Inventors: Willars, Per H. A.;, Assignee: Telefonaktiebolaget LM Ericsson (publ) (Stockholm, SE) |
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