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| Number | Title | Issue Date |
| 6252486 | Planar winding structure and low profile magnetic component having reduced size and improved thermal properties A low profile magnetic component such as an inductor or transformer includes a core and a planar magnetic winding body having a dense, rigid structure composed of a stack of individual winding patterns separated by insulating layers, and a binder/filler m... | 06/26/2001 |
| 6226244 | Playback apparatus for a record carrier providing physical copy protection Playback apparatus for a record carrier on which information is recorded in the form of variations of a first physical parameter. The playback apparatus scans the record carrier by means of a transducer which is responsive to the variations of the first p... | 05/01/2001 |
| 6177960 | TV signal receiver A TV signal receiver has a tuner for deriving a first TV signal from the input signal, and a device for storing in a memory and reading therefrom a plurality of blocks of a second TV signal derived from the input signal. The first TV signal has interrupti... | 01/23/2001 |
| 6172408 | Radiation-sensitive semiconductor device and method of manufacturing same The invention relates to a radiation-sensitive device comprising a thin radiation-sensitive element (2), in particular a thin photodiode (2). The device includes a substrate (1) on which a photodiode (2) is provided. The surface (5) of the photodiode serv... | 01/09/2001 |
| 6167012 | Information carrier, reading/writing device and reading device for writing and/or reading information blocks A disc-shaped information carrier has a track thereon which follows a helical or concentric path forming successive windings. For identifying each winding the information carrier also has a servo pattern thereon which includes position-information as well... | 12/26/2000 |
| 6154061 | CAN bus driver with symmetrical differential output signals Bus driver having a P-channel output transistor (T1) for driving a first bus terminal (6) from a positive supply terminal (2), an N-channel output transistor (T2) for driving a second bus terminal (12) from a negative supply terminal (4), a P-channel driv... | 11/28/2000 |
| 6151174 | Device for optically scanning a record carrier A scanning device for an optical record carrier (1) comprises a high-numerical aperture dual lens objective system (10, 11) for focussing a radiation beam (7) on an information layer (3) of the record carrier. The lens (11) of the objective system closest... | 11/21/2000 |
| 6148409 | Data transmission system In an electronic system for the transmission of data between a plurality of stations the control signals and functions of the basic elements of power supply, watchdog and signal converter in each station are linked to one another so as to ensure that the ... | 11/14/2000 |
| 6141195 | Data and/or energy transmission device with a disconnecting unit Short-circuits are liable to occur between the two conductors in a system in which data and/or energy is transmitted to a plurality of receivers/users via two conductors. Transmission is then interrupted and the supply source is inadmissibly over-loaded. ... | 10/31/2000 |
| 6141384 | Decoder for trellis encoded interleaved data stream and HDTV receiver including such a decoder In the standard format now adapted by FCC for a digital HDTV signal, the video data symbols are interleaved and trellis encoded in accordance with a 4-state trellis code and the interleaving is of sequences of every 12 successive symbols. At the receiver ... | 10/31/2000 |
| 6128591 | Speech encoding system with increased frequency of determination of analysis coefficients in vicinity of transitions between voiced and unvoiced speech segments In a speech encoder (4), a speech signal is encoded using a voiced speech encoder (16) and an unvoiced speech encoder (14). Both speech encoders (14,16) use analysis coefficients to represent the speech signal. The analysis coefficients are determined mor... | 10/03/2000 |
| 6124048 | Magneto-optical storage medium with double mask A magneto-optical storage medium for the repeated writing of information at a write temperature Tw, or at two write temperatures Th, Ti, above the room temperature Ta and for the repeated reading out at a temper... | 09/26/2000 |
| 6119123 | Apparatus and method for optimizing keyframe and blob retrieval and storage A method and apparatus for forming a visual index of scenes in a video image which has been or is being recorded in a computer readable memory. A selected number of keyframes are derived from the recorded image, each being representative of a respective s... | 09/12/2000 |
| 6115502 | Noise filtering In a motion-dependent noise filtering (MD, NRF), a received image signal and a delayed (3) image signal are combined in dependence upon both a local amount of motion and a global amount of motion in the image signals.... | 09/05/2000 |
| 6111728 | Device for mounting a head support on a head disc A device for mounting a head support (12), which carries a magnetic head (13) at its front, on a head disc (15). The head support (12) is mounted in a separate housing (10) and the housing (10) is secured to the head disc (15) in order to improve the reli... | 08/29/2000 |
| 6111399 | Measurement system and antenna therefor A radiation measurement system includes a dipole antenna (4,18) for radiating an EM field in response to an electrical signal generated by an opto-electrical converter (12). The opto-electrical converter (12) is provided with an optical signal representin... | 08/29/2000 |
| 6111589 | Method and device for blanking a page of image overlay information when an information packet is missing Picture information intended for being displayed on a picture screen contains not only the main information such as film pictures, but also overlay information such as graphic information or subtitles. The overlay information is transmitted separately fro... | 08/29/2000 |
| 6108292 | Optical scanning unit comprising a first and a second lens unit Apparatus for optically scanning an information plane of a disc-shaped optical record carrier having an underlying surface extending parallel to the information plane. A radiation source supplies a scanning beam, and an optical scanning unit has a lens sy... | 08/22/2000 |
| 6104813 | Interactive compact disc system A system for controlling the playing of rented compact discs on an end-user's compact disc player. The end-user obtains a validation disc on which is stored a control program and an expiry date. When the validation disc is inserted into the user's player,... | 08/15/2000 |
| 6101160 | Record storage arrangement having spring coupled closure member for preventing access during an operating condition A holding arrangement for a record storage medium includes a holding member, a housing with an aperture therein for loading the record storage medium into the holding member and removing it therefrom, and a closure member which is supported on and spring ... | 08/08/2000 |
| 6100647 | Lamp ballast for accurate control of lamp intensity An electronic ballast for an electron discharge lamp includes a resonant inverter driven by a high frequency switching signal supplied by a drive circuit which is substantially comprised in an integrated circuit, the lamp being connected in an output circ... | 08/08/2000 |
| 6100686 | Magnetic field sensor with double wheatstone bridge having magneto-resistive elements A magnetic field sensor has a substrate on which a plurality of resistive elements form a double Wheatstone bridge circuit, at least one of the resistive elements in each bridge having a magneto-resistive characteristic. The two bridges are identical exce... | 08/08/2000 |
| 6097761 | Method and system for the transmission of data and power Power and data are both transmitted over a single transmission line to which a power source and a number of stations are connected. A bipolar AC voltage is supplied to the line by the power source, the half cycle pulses of one polarity being used for supp... | 08/01/2000 |
| 6091681 | Information carrier, reading/writing device and reading device for writing and/or reading information blocks A disc-shaped information carrier and a device for reading and/or writing information blocks in a track thereon which follows a helical or concentric path forming successive windings. For identifying each winding the information carrier also has a servo p... | 07/18/2000 |
| 6079658 | Device having tension control means including a coil spring for controlling the tension in an elongate material A device in which an elongate material which can be wound in the form of a roll is driven in a transport direction. The device has tension control means for controlling the tension in the material when the material is driven, which tension control means c... | 06/27/2000 |
| 6078879 | Transmitter with an improved harmonic speech encoder In a harmonic speech encoder (16) a speech signal to be encoded is represented by a plurality of LPC parameters which are determined by a LPC parameter computer (30), a pitch value and a gain value. The speech encoder comprises a (coarse) pitch estimator ... | 06/20/2000 |
| 6076062 | Method and device for transferring and decoding a non-PCM bitstream between a digital video disc and a multi-channel reproduction apparatus An audio bitstream is read from a digital video disc DVD for transfer, subsequent to parsing thereof, via an IEC 958 protocolled interface, for use in a multi-channel audio reproduction apparatus. For each respective audio channel MPEG audio samples are p... | 06/13/2000 |
| 6064197 | Angle sensor having lateral magnetic field sensor element and axial magnetic field direction measuring element for determining angular position An angle sensor includes a lateral magnetic field sensor element (1) for producing a sensor signal (US) which is dependent on the angular position of a target object (6) which is rotatable about an axis of rotation (5). The lateral magnetic fie... | 05/16/2000 |
| 6059938 | Method of reducing particle contamination during sputtering Method is described of reducing particle contamination during sputtering and sputtering device for the implementation of such a method. A method of providing a layer on a substrate (1), whereby, during a certain process time, material (8) is detached from a ta... | 05/09/2000 |
| 6053311 | Housing for accommodating disc-shaped information carriers A housing for storing disc-shaped information carriers, for example CD's, has a central part (14), two identical lid parts (10, 11), and a support plate (15) which extends from the central part and is situated between the lid parts. In order to increase t... | 04/25/2000 |
| 6051799 | Apparatus having an improved push-button construction Apparatus having a wall and a button arranged in an area of the wall, button actuating means, a switch which is remote from the button actuating means, switch actuating means, and transmission means arranged between the button actuating means and the swit... | 04/18/2000 |
| 6052821 | Trellis coded QAM using rate compatible, punctured, convolutional codes A digital transmission system provides selective protection by combining a convolutional coding, a punctured coding and a digital quadrature amplitude modulation. The rate of the convolutional coding in N/2N and the modulation uses a 22N -point... | 04/18/2000 |
| 6049575 | Digital communications system comprising a receiver that includes a timing recovery device A digital communication system including a transmitter and a receiver and wherein transmitted digital signal samples are modulated in accordance with a first constellation of modulated signal values. The receiver includes a phase locked loop for synchroni... | 04/11/2000 |
| 6047397 | Read device for a record carrier A read device for reading a record carrier which has recorded thereon a data signal which represents data words, added codewords of a first type and added codewords of a second type. The added codewords of the first type have a predefined first relation t... | 04/04/2000 |
| 6041302 | Data compression/expansion using a rice encoder/decoder A data compression apparatus for data compressing a digital information signal obtained from a digital audio signal. The digital information signal includes p-bit samples, where p is an integer larger than 1. The apparatus has an input (16) for receiving ... | 03/21/2000 |
| 6038696 | Digital transmission system and method comprising a product code combined with a multidimensional modulation A digital transmission system wherein the transmitter applies a systematic convolutional code to the input data to generate a product code in blocks, with trellis closure by adding redundant data comprising a parity code bit. The thus coded data are then ... | 03/14/2000 |
| 6032181 | Interactive distribution system for digital audio-video signals In an interactive audio-video digital distribution system a pointer is transmitted at least once every T milliseconds to indicate the position of a time marker. An interruption (V) occurs every T milliseconds. A given number N of integer frames being tran... | 02/29/2000 |
| 6026069 | Multiplane information storage system and record carrier for use in such a system An information storage system is described which comprises a reading device (6) and an optical record carrier (5) having at least two information planes (1, 2, 3). The radiation from the record carrier is converted in a detection system (15) into a detect... | 02/15/2000 |
| 6023197 | Amplifier suitable for cable-network applications An amplifier having an inductive coupling (LL) via which a load (Z1) may be coupled between the two main current terminals (E,C) of a transistor (QA). A capacitive coupling (CC) is also provided between the two main current terminals (E,C). The inductive ... | 02/08/2000 |
| 6021139 | Multiplex signal decoding A signal processing method and apparatus are described for demultiplexing selected components (especially audio signals) from a multiplexed data stream. Each of the desired channel components has a unique identification code detected by a processor parsin... | 02/01/2000 |
