|
Match
|
Document |
Document Title |
|
|
7568111 |
System and method for using DRM to control conditional access to DVB content
A system and method is disclosed for providing DRM in a broadcast environment. In accordance with the embodiment, a DRM system distributes encrypted service keys over the mobile telephone network...
|
|
|
RE40791 |
Method and system for verifying the authenticity of a first communication participants in a communications network
In the method and the arrangement for checking the authenticity of a first communication subscriber in a communications network, a first fault information item is formed in the first communication...
|
|
|
7522727 |
Method and apparatus for providing authentication in a communication system
A method includes receiving an authentication request from a mobile station ( 401 ) and determining whether to forward the request to an authentication agent. When it is determined to forward the...
|
|
|
7466826 |
Method of secure transmission of digital data from a source to a receiver
To transmit digital data representing a content from a source to a receiver through a digital communication channel, the data being scrambled by at least one control word, the method includes the...
|
|
|
7437752 |
Client architecture for portable device with security policies
In a particular embodiment, a client module is deployed on a wireless device. The client module comprises a policy database including a list of authorized devices to which the wireless device may...
|
|
|
7426746 |
Location privacy in a communication system
A mechanism for providing a mobile node with reliable information for location privacy decisions in connection with an address update process that gives the correspondent node a chance to deduce...
|
|
|
7412058 |
Digital receiver and method for receiving secure group data
A method and radio receiver are provided for receiving and deciphering RF signals having encrypted data information relevant to the receiver environment. According to one aspect of the present...
|
|
|
7403622 |
Process for managing a symmetric key in a communication network and devices for the implementation of this process
A symmetric key management process in a communication network comprising a source device furnished with a source of data to be broadcast over the network and at least one receiver device intended...
|
|
|
7380124 |
Security transmission protocol for a mobility IP network
The present invention supports a secure transmissions protocol for information packet transmission between a Mobile Node and a Foreign Agent. The information packets are encrypted and decrypted...
|
|
|
7372963 |
Device for compression and encryption, and device for decompression and decryption
To reduce processing load or processing time required for compression and encryption of data. Data to be compressed, such as image data, is divided into specified block sizes by am image divider (...
|
|
|
7353392 |
Method and configuration for mutual authentication of two data processing units
A method and a configuration are described for mutual authentication of two data processing units. The mutual authentication of two data processing units is normally carried out in two separate...
|
|
|
7289630 |
Counter initialization, particularly for radio frames
A method for protecting traffic in a radio access network connected to at least two core networks. The method includes maintaining a core-network-specific authentication protocol and a...
|
|
|
7215777 |
Sending notification through a firewall over a computer network
Methods and systems for efficiently sending notification of the occurrence of events through a firewall. A client system operating inside a firewall, attempts to receive notification of the...
|
|
|
7206933 |
Software modem with privileged mode driver authentication
A computer system includes a peripheral device and a processing unit. The processing unit is adapted to execute a driver for interfacing with the peripheral device in a standard mode of operation...
|
|
|
7203480 |
Wireless data service apparatus and method in broadcast mobile communication system
A system for broadcasting wireless data service in a mobile communication system includes sending a request call for a wireless data service from a mobile terminal to a mobile switching center,...
|
|
|
7181013 |
Device for transfering data between an unconscious capture device and another device
Apparatuses and methods are disclosed for accessing and distributing data that includes a portable first device and a second device wherein both devices have unconscious capture capability. The...
|
|
|
7139550 |
Method and system for verifying the authenticity of a first communication participants in a communications network
In the method and the arrangement for checking the authenticity of a first communication subscriber in a communications network, a first fault information item is formed in the first communication...
|
|
|
7123719 |
Method and apparatus for providing authentication in a communication system
A method includes receiving an authentication request from a mobile station ( 401 ) and determining whether to forward the request to an authentication agent. When it is determined to forward the...
|
|
|
7093286 |
Method and system for exchanging sensitive information in a wireless communication system
Improved techniques that enable the exchange of sensitive information between client devices and server devices are disclosed. The exchange, as well as the use and nature, of sensitive information...
|
|
|
7085384 |
Device for transferring data between an unconscious capture device and another device
Apparatuses and methods are disclosed for accessing and distributing data that includes a portable first device and a second device wherein both devices have unconscious capture capability. The...
|
|
|
7072473 |
Method and system for secure delivery and retrieval of documents utilizing a facsimile machine
A system and method for providing secure, on-demand delivery and retrieval of documents, messages and the like utilizing an adaptor coupled to a facsimile machine. An adaptor is coupled between a...
|
|
|
7068701 |
Data transmission and reception within a spread-spectrum communication system
A long code scrambler has been provided to scramble the data bits prior to QAM mapping. Different data rates are accommodated by using different long code m-tuples sampled at the modulation symbol...
|
|
|
7065655 |
Secure enclosure for key exchange
A method is disclosed comprising placing a first device in an enclosure, placing a second device in the enclosure, sealing the enclosure, and after sealing the enclosure, causing the first device...
|
|
|
7023996 |
Encryption for asymmetric data links
A method is provided for asymmetrically encrypting data communicated between a ground platform and multiple airborne platforms. The method includes packet encrypting ground-based data so as to...
|
|
|
6996235 |
Method and system for secure printing of documents via a printer coupled to the internet
A system and method for providing secure, on-demand delivery and retrieval of documents, messages and the like utilizing an adaptor and a printer coupled to the Internet. An adaptor is coupled...
|
|
|
6973566 |
Software modem with privileged mode oversight of control parameters
A communications system includes a physical layer hardware unit and a processing unit. The physical layer hardware unit is adapted to communicate data over a communications channel in accordance...
|
|
|
6907123 |
Secure voice communication system
A secure real time voice communication system 70 is provided that allows for the secure transmission of voice communications between a sending device 72 and a receiving device 78 through the...
|
|
|
6785748 |
Image communication apparatus wirelessly connectable to other apparatuses, system having the image communication apparatus, and method for controlling the same
A wireless mode between a scanner and an image communication apparatus is changed, in response to completion of image transmission from the scanner to the image communication apparatus, completion...
|
|
|
6782102 |
Multiple format secure voice apparatus for communication handsets
Multiple format secure voice apparatus for communication handsets includes a core unit with a speaker, a microphone, a keypad, and a display. The core unit also includes an audio circuit coupled to...
|
|
|
6556681 |
Reconfigurable universal trainable transmitter
A trainable transmitter comprises a transmitter, code-generation circuitry and a removable, plug-in data module. The data module includes information necessary for generating a code for a specific...
|
|
|
6556835 |
Implementation of multicast messaging in a mobile telecommunications network
In a method for multicasting in a radio network, having at least one base station and multiple mobile terminals, the broadcast message is broadcast from the base station, and the broadcast message...
|
|
|
6487657 |
Data communication network
The invention relates to a data communication network suitable for the exchange of data between computers, which network comprises at least one substantially wireless LAN (Local Area Network) and...
|
|
|
6333703 |
Automated traffic mapping using sampling and analysis
A system of mobile units are installed in multiple vehicles in traffic, the vehicles with mobile units being a sample of all vehicles in traffic. These mobile units include both wireless...
|
|
|
6259791 |
Method and apparatus in a wireless messaging system for controlling a hierarchical provision of service
A first service provider having a highest security of access, initially programs (604) tables in a subscriber unit (122), including an address table (224) having entries including addresses to...
|
|
|
6188767 |
Method of providing group call services in a CDMA communications system
The present invention encompasses a base station and method of providing communication services to a plurality of communication units. The method includes the steps of sending communication...
|
|
|
6167137 |
Secure communications in a wireless system
Disclosed are three major aspects relating to wireless transmission of encrypted data messages in a security system wherein the receiver stores locally an encryption key utilized by the...
|
|
|
6150961 |
Automated traffic mapping
A system of mobile units are installed in multiple vehicles in traffic. These mobile units include both wireless communications devices and apparatus that determines the location of each vehicle....
|
|
|
6112078 |
Method for obtaining at least one item of user authentication data
A method for obtaining at least one item of user specific data, wherein the user specific data is obtained at least partly by using paging or a short message service.
|
|
|
6084969 |
Key encryption system and method, pager unit, and pager proxy for a two-way alphanumeric pager network
A method and system allows encryption services can be added to an existing wireless two-way alphanumeric pager network by providing a pager proxy which is arranged to receive an encrypted message...
|
|
|
6067529 |
System and method for sending a short message containing purchase information to a destination terminal
A telecommunications system and method is disclosed for providing a substantially immediate electronic receipt after a consumer has made a purchase. When a consumer makes a purchase, the sales...
|
|
|
6047071 |
Network-initiated change of mobile phone parameters
The procedure for Over-The-Air Parameter Administration (OTAPA) utilizes the over-the-air programming protocol and procedures which support the Over-The-Air Service Provisioning (OTASP) feature in...
|
|
|
6038549 |
Portable 1-way wireless financial messaging unit
A secure messaging system including a secure messaging system controller (1100) and a first financial messaging unit (906). A user initiates a financial transaction by providing a transaction...
|
|
|
6014085 |
Strengthening the authentication protocol
The invention strengthens authentication protocols by making it more difficult for handset impersonators to gain system access using replay attacks. This goal is accomplished using challenge codes...
|
|
|
5995533 |
Apparatus and method for generating pseudorandom quantities based upon radio channel characteristics
Characteristics of the radio channel are used to establish pseudorandom sequences for use in communicating information. These characteristics are the short-term reciprocity and rapid spatial...
|
|
|
5987137 |
Method for the encryption of data transfer
The object of the invention is a method for the encryption of information transferred between data transfer devices (MS, SGSN) in a data communication system wherein one or more data frames are...
|
|
|
5982895 |
Finite field inverse circuit for use in an elliptic curve processor
A finite field inverse circuit (600) for use in an elliptic curve processor (12). The finite field inverse circuit (600) comprises a control circuit (610) and a data circuit (660). The data circuit...
|
|
|
5903653 |
Vehicle security system
An anti-theft system is disclosed which includes a fuel cut-off valve (12) that is controlled in response to receiving a command over a paging system utilizing a paging receiver (14). The message...
|
|
|
5898680 |
System for providing location-specific data to a user
An FDMA/TDM satellite-based digital broadcast system is used to provide digital maps and other types of data to users at remote locations. User selection of the desired data is achieved by...
|
|
|
5889861 |
Identity confidentiality method in radio communication system
The radio communication system has at least one first radio station such as a base station and a plurality of second radio stations such as mobile stations. The base station at least possesses a...
|
|
|
5805707 |
Radio pager with a display control capability
In a radio pager, when encrypting information is attached to a received message, the message is written to an encrypted message memory in distinction from an ordinary message. The message stored in...
|