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Attorney: Piotrowski; Daniel J.


Number of patents: 105
Last date: May 15, 2007

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NumberTitleIssue Date
7219062Speech activity detection using acoustic and facial characteristics in an automatic speech recognition system
An automatic speech recognizer only responsive to acoustic speech utterances is activated only in response to acoustic energy having a spectrum associated with the speech utterances and at least one facial characteristic associated with the speech utterances. In one...
05/15/2007
7085292Wireless networked device installation
A wireless communications system, together with devices to be clustered to make up such a system. The system operates a one-button initiated installation procedure whereby a device not previously installed will determine whether it is within transmission range of a ...
08/01/2006
6665018Arrangement for retrieving data bits of a data signal
In retrieving data bits of a data signal in the form of digital sampling values on which the data bits are modulated asynchronously at a known modulation frequency, a system receives a phase signal supplying the phase position of the data bits of the samp...
12/16/2003
6662156Speech detection device having multiple criteria to determine end of speech
A speech device for detecting a speech signal in a received signal and for determining a speech time slot, the device including a switch-on threshold detector for detecting certain detection information in relation to a threshold, and an information proce...
12/09/2003
6654958Reference signal generator for return path aligning
A CATV system is provided that includes a head-end with laser transmitters to provide data to a multitude of nodes through a forward optical network tree. The nodes convert the optical signals into electrical signals and retransmit the television and data...
11/25/2003
6650648Automatic configuration of a bridge terminal for transmitting data between a plurality of sub-networks in a local area network
The invention relates to a local area network comprising a plurality of sub-networks and a plurality of bridge terminals, which bridge terminals are each provided for transmitting data between the terminals of a at least two sub-networks via a wireless me...
11/18/2003
6643704Data network load management
In a network communications system, a user device (70) includes a communications subsystem operable to establish communications with selected servers (72, 74, 90, 92) of the system. Also included are domain master stations (82, 84) connected to monitor co...
11/04/2003
6643495Communication system and device for use with both a broadband distribution network and a telephone network
In a communication system a communication device (2) is present for receiving a wideband broadcast signal from a head-end. For providing a return channel to enable interactive TV services, a GSM transceiver (34) is included in the communication device. In...
11/04/2003
6636968Multi-node encryption and key delivery
The common encryption of content material is provided for decryption at a plurality of destination devices, each destination device having a unique private key of a public-private key pair. A multiple device key exchange is utilized to create a session ke...
10/21/2003
6633644Conditional access system for controlling the access to a data content
A conditional access system for controlling the access of receivers of end-users to data content transmitted from a data content source in an uplink system. The uplink system scrambles the content supplied from the content source, generates entitlement co...
10/14/2003
6629072Method of an arrangement for speech recognition with speech velocity adaptation
With a method of and an arrangement for speech recognition a measurement of the speech velocity rate is carried out in a measuring unit (2) so as to reduce the error rate of the recognition result, which speech velocity is announced to the speaker via an ...
09/30/2003
6621819Communication network for transmitting ATM cells over a DECT like frame
In a multiple access communication network a primary station (2) is coupled to a plurality of secondary stations (4 . . . 18). The secondary stations (4 . . . 18) transmit packets to the primary station in timeslots in a frame. These timeslots are chosen ...
09/16/2003
6611281System and method for providing an awareness of remote people in the room during a videoconference
A system and method are provided to track and convey the presence of all participants in video conferencing. The system is configured to generate a video locator output and an audio locator output to determine the presence of all participants. Initially, ...
08/26/2003
6604076Speech recognition method for activating a hyperlink of an internet page
A speech recognition method is disclosed for activating a hyperlink of an Internet page. In particular the method comprises determining hypertexts of the hyperlinks in text information, determining corresponding first phoneme sequences of hypertexts, rece...
08/05/2003
6603740Local area network with a bridge terminal for transmitting data between a plurality of sub-networks and for loop detection
The invention relates to a local area network comprising a plurality of sub-networks and a plurality of bridge terminals, which bridge terminals are provided for transmitting data between the terminals of at least two sub-networks via a wireless medium. A...
08/05/2003
6590571Method of reducing errors in displays using double-line sub-field addressing
Method of calculating new luminance value data based on original luminance value data to be displayed on a matrix display device, where luminance value data are coded in sub-fields, and double-line addressing for the least significant sub-fields is used f...
07/08/2003
6581149Data carrier having address mode or command extension capability
A data carrier is disclosed for the communication of transmission information to a communication station. In particular, the data carrier includes a program memory for storing a program code including instruction and address information in at least one pr...
06/17/2003
6580467Television circuit designed to receive or transmit signals from or in different directions
A circuit is disclosed for receiving or transmitting signals from or to different receiving or transmitting members. More particularly, the circuit includes, a microprocessor for at least unscrambling and demultiplexing, and a switching matrix for transmi...
06/17/2003
6577629Switching network with complete transfer of the contents of a header field of a cell
The invention relates to a switching network which operates in accordance with the asynchronous transfer mode and which comprises a switching unit (1), which is provided to change selected contents in the header field of a cell. For the complete transfer ...
06/10/2003
6572287Assembly of an impedance transformer and a balun transformer
The invention relates to an arrangement of two cascaded transformers, i.e. an impedance transformer (24) and a balance-unbalance transformer, also referred to as balun transformer (26). A relatively simple, inexpensive, small and efficient construction of...
06/03/2003
6567169Method of and device for determining the warpage of a wafer
A method and device is disclosed for determining deviations of a nominally planar surface of a thin object, which is subject to warpage related to gravity, such as a wafer, relative to a reference plane. The method includes supporting the object by three ...
05/20/2003
6564296Communication device for rapidly and simultaneously writing onto a plurality of data carriers, and data carrier for such a communication device
A data carrier (2) includes memory (16) adapted to store the information data (ID), and further includes first detection unit (28) adapted to detect first command data (CD1), and further includes initialization unit adapted to initialize, after detection ...
05/13/2003
6556576Local area network with a bridge terminal for transmitting data between a plurality of sub-networks
A bridge terminal of a local area network is provided for transmitting data between the terminals of at least two sub-networks via a wireless medium. The bridge terminal is alternately connected to the sub-networks for exchanging data. For buffering recei...
04/29/2003
6549783Telecommunications system, a channel extension protocol, and a radio station
A point to multipoint channel extension protocol and system are disclosed. More particularly, the system includes an extension protocol for extending a point to point radio link between a primary station and a secondary station to a point to multipoint ra...
04/15/2003
6549574Transmission system with improved receiver
In a transmission system for digital symbols, such as used for DVB, source symbols are encoded by a block coder (4), subjected to an interleaving operation in an interleaver and subsequently encoder in a channel encoder (8) according to one out of a plura...
04/15/2003
6530021Method and system for preventing unauthorized playback of broadcasted digital data streams
A method and system are provided for preventing the unauthorized playback of broadcasted digital data streams. The method includes the step of embedding a watermark in a digital data stream. The digital data stream having the embedded watermark is encrypt...
03/04/2003
6526505DES encryption system
A DES permutation is presented that has minimal crossovers between the DES 64-bit structure and 32-bit data structures, allows for efficient data transfers via a 32-bit data bus. Every other bit location in the DES 64-bit data structure is mapped to a con...
02/25/2003
6526380Speech recognition system having parallel large vocabulary recognition engines
A huge vocabulary speech recognition system for recognizing a sequence of spoken words, having an input means for receiving a time-sequential input pattern representative of the sequence of spoken words. The system further includes a plurality of large vo...
02/25/2003
6513037Method of and arrangement for executing a data base query
A data base query submitted in natural speech normally requires a dialog with the data base system, which repeatedly prompts the user to submit further statements. From each speech utterance submitted by the user a plurality of sets of statements are deri...
01/28/2003
6507130Data carrier with protection against spy out
In a data carrier with a data processing device in which there is provided an external as well as an internal power supply, it is proposed to provide at least one switching means in which is accommodated in the data carrier in order to realize temporary d...
01/14/2003
6504834Wireless network
A method of operating a wireless network comprising a plurality of wireless terminals and optionally a base station uses a transmission frame (300) including an association section (310) for use by wireless terminals wishing to join the network. A variabl...
01/07/2003
6502075Auto attendant having natural names database library
An automated telephone operator platform (e.g., an auto attendant) has a natural names library associated therewith. The natural names library comprises a large database of audio files representing common objects expected to be recognized by a telephone-b...
12/31/2002
6501797System and method for improved fine granular scalable video using base layer coding information
There is disclosed an apparatus for controlling the transmission of enhancement layer video data for use in a video encoder containing a base layer encoder and an enhancement layer encoder. The base layer encoder receives input video frames and generates ...
12/31/2002
6499011Method of adapting linguistic speech models
Method and apparatus are disclosed for adapting linguistic speech models in automatic speech recognition systems using speech recognition results obtained during operation of such systems, in which, during the adaptation, a list of N-best recognition resu...
12/24/2002
6498817Circuit for processing data signals
The invention relates to a circuit arrangement which includes a stage for the processing of data signals which are applied to the stage in a selectable sequence during time intervals defined by a clock signal. In order to construct a circuit arrangement of thi...
12/24/2002
6498404Data carrier with obscured power consumption
In order to prevent the retrieval of data via the measurement of the power consumption in a data carrier provided with a data processing device, it is proposed to connect a load circuit to the power supply of the data carrier so as to influence the power ...
12/24/2002
6490559Memory having speech recognition support, by integrated local distance-computation/reference-vector-storage, for applications with general-purpose microprocessor systems
The distance computation represents a central, constantly recurrent task in sample and speech recognition. It is used in speech recognition as a degree of similarity between a part of a speech utterance and a speech reference. In picture processing and sa...
12/03/2002
6487534Distributed client-server speech recognition system
A distributed speech recognition system includes at least one client station and a server station connected via a network, such as Internet. The client station includes means for receiving the speech input signal from a user. A speech controller directs a...
11/26/2002
6480509Communication system using a compressed connection
In a communication system the quality of transmission is improvied with an arrangment including a first node having compression processor that derives from a plurality of source signals a plurality of compressed source signals and a multiplexer for multip...
11/12/2002
6480480Wireless local area network comprising a controller and at least one candidate-controller terminal
The invention relates to a local area network for wireless transmission of control and user information between a plurality of terminals and a terminal working as a controller, i.e. a candidate-controller terminal, which candidate-controller terminal is p...
11/12/2002
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