Abstract: An illuminating device is described comprising an optical source emitting an unpolarized light beam, a polarizing beam splitter comprising a grid polarizer situated between the faces of two prisms. The light beam penetrates into the first prism through a face and reaches the polarizing beam splitter that transmits the light having a first polarization direction to the face that reflects it toward an exit face. In addition, the splitter reflects the light having a second polarization direction to the face that reflects it toward an exit face.

Abstract: A method for low density parity check (LDPC) encoding comprises concatenating a predetermined number of zero bits to a scrambled input data word to generate a concatenated binary sequence; computing parity bits to be added to the concatenated binary sequence, wherein the computing is performed using an LDPC encoder; producing an encoded codeword that consists of the concatenated binary sequence and the parity bits; and replacing the predetermined number of zero bits in the encoded codeword with a scrambled binary sequence, thereby discarding the zero bits.

Abstract: A recording medium accommodating unit 301 that accommodates a recording medium 202 wound in a roll includes a first detecting unit that detects that a core part in the center of the recording medium 202 has reached a predetermined position in consequence of consumption of the recording medium 202 when a printer 201 is in a first installation state, a second detecting unit that detects that the core part in the center of the recording medium 202 has reached a predetermined position in consequence of the consumption of the recording medium 202 when the printer 201 is in a second installation state that is different from the first installation state, and a moving mechanism that moves the first and the second detecting units to positions activating detection by one among the first and the second detecting units.

Abstract: The present invention discloses a symbol interleaving and channel mapping device and method as well as a mobile communication system. The symbol interleaving and channel mapping device is used in a transmitter of a mobile communication system, said transmitter receiving the channel state information fed back from a receiver of the mobile communication system; the symbol interleaving and channel mapping device comprises a symbol classification unit for classifying symbols according to their importance; a symbol sub-carrier mapping unit for performing a sub-carrier mapping according to the classification result of said symbol classification unit and the channel state information such that the important symbols correspond to the non deep fading sub-carrier as much as possible.

Abstract: An ASN-GW that controls communication of a plurality of BSs of which each wirelessly accommodates MS includes a PGID management table that manages PG #1 to be set for macro BSs and PG #2 to be set for a femto BS, a location registration database that manages PGID of identifying PG in which the MS is currently located and last BSID of identifying BS that performs final location registration of the MS, and a GW-side control unit that transmits, upon receiving data for the MS, paging information through all the macro BSs under the PG #1 when the present position of the MS is the PG #1, and that transmits, upon receiving data for the MS, the paging information through the femto BS under the PG #2 based on the last BSID when the present position of the MS is the PG #2.

Abstract: A method and apparatus for enhancing the performance of an environment comprising a database system. The method and apparatus employ collection stage for collecting data related to substantially all aspects of the system, including hardware, operating system, database, database schema, content and activity. Multiple issues relating to multiple categories are detected within the collected information. Then the detected issues are analyzed by correlating and prioritizing them. The issues that receive the highest priority are preferably those whose correction will yield the most significant improvement on the overall performance of the system. One or more recommendations are then issued for correcting the root issues hindering performance. Preferably, for one or more recommendations, scripts are generated which are then executed manually or automatically.

Abstract: A wireless communication apparatus having a retransmission control unit configured to refer to identification information added to received retransmit data when a second retransmit request is performed after the first transmit request is performed, and not to use the received retransmit data for forming data when the received retransmit data corresponds to the first retransmit request based on the identification information, and to use the received retransmit data for forming data when the received retransmit data corresponds to the second retransmit request based on the identification information.

Abstract: A wireless device includes a plurality of generating units a weight defined as a ratio at which to minimize signal power of a synthesized signal into which a coupling loop interference cancellation signal canceling coupling loop interference getting wrapped around and received by a receiving unit when transmitting a relay signal to the outside from a single transmitting unit based on the radio signal and generated by changing an amplitude and a phase of the relay signal at a setting-enabled ratio, is cancelled from the reception signal; a plurality of canceling units outputting a signal into which the signal of the coupling loop interference is cancelled, based on the weight generated by the generating unit, from the signal; a plurality of transmitting units transmitting the signal as the radio signal, which is output by the canceling unit; and a plurality of switching units cutting off the transmission of the signal.

Abstract: An adaptive equalizer for high-speed serial data comprises a programmable equalizer for equalizing an input serial data signal to generate an equalized serial data signal, wherein the equalization is based on an optimal equalization mode; a signal quality meter for computing an eye width indication based on the equalized serial data signal, wherein the eye width indication is an indicative of the quality of the equalized serial data signal; and a decision unit for determining the optimal equalization mode based on the eye width indication.

Abstract: The present invention relates to the architecture of a valve of liquid crystal elements with pixel memory for front or rear projector. The valve comprises elements arranged in rows and columns, each of the elements comprising a liquid crystal controlled by drive means so as to display video information relating to at least one image. According to the invention, one seeks to reduce the size of the drive means of the liquid crystals. Accordingly, capacitors and transistors of the drive means are shared in common between several elements of the valve. The video information intended to be displayed by each of the elements of the valve is coded as a common value shared by a group of at least two adjacent elements of the valve and a specific value before being transmitted to the valve.

Abstract: A control method in a mobile communication system with a buffer unit for temporarily storing packet data to be sent, includes dropping the packet data stored in the buffer unit before sending when a drop timer corresponding to the packet data before sending reaches a given value or when a drop condition required by a drop mechanism accompanying the buffer unit is satisfied, and dropping the packet data stored in the buffer unit after sending when a drop timer corresponding to the packet data after sending reaches a given value.

Abstract: A transmission device in a communication system where a systematic code obtained by systematic encoding of information bits into which dummy bits are inserted and by deletion of the dummy bits from the results of the systematic encoding is transmitted. The transmission device inserts dummy bits into information bits based on an interleaving pattern of an interleaving portion in a turbo encoder; performs systematic encoding of the information bits into which the dummy bits are inserted, and then deletes the dummy bits from the results of the systematic encoding to generate a systematic code; and transmits the systematic code. By considering the interleaving pattern, original bit positions, which, after interleaving, exists within the ranges of stipulated numbers of bits at the beginning and at the end, are determined in advance, and the dummy bit insertion portion executes control so as not to insert dummy bits into the original bit positions.

Abstract: The apparatus comprising a pickup for reading data from or writing data to an optical storage medium, wherein the pickup comprises a laser providing a laser beam, an objective lens for focusing the laser beam onto the optical storage medium, a first detector and a beam splitter arranged between the laser and the objective lens for guiding light reflected from the optical storage medium onto the first detector. A selecting means, arranged in front of the beam splitter, with regard to the reflected light from the optical storage medium, is provided for guiding reflected light passing through an outer section of the objective lens onto a second detector. The light guided onto the first detector is utilized for providing a tracking error signal and the light guided onto the second detector is utilized for providing a data signal.

Abstract: A piezoelectric valve having a housing is provided with an inner chamber, in which ends at least one nozzle communicating with an associated port for a medium and provided with a sealing seat having a seat face, a deformable piezoelectric bending element being received in the inner chamber of the housing in such a way that the nozzle can be closed by a portion of the bending element movable relative to the nozzle in response to deformation of the bending element, and the bending element being provided with padding of an elastically resilient material, at least in its region opposite the nozzle. This sealing seat is disposed at the end face of a nozzle insert, which is disposed to be displaceable substantially perpendicular to the seat face in a receptacle fixed to the housing, a thermally expandable compensating member acting between the receptacle and the associated nozzle insert.

Abstract: The occurrence of reception errors due to failure to discriminate between a new transmission and a retransmission is reduced by a wireless communication comprising a storage unit operable to store received data; and a decoding unit operable to obtain a first decoding result by decoding new received data, which is not combined with the stored received data, and which obtains a second decoding result by decoding the new received data, which is combined with the stored received data.

Abstract: A method of transmitting data by transmitting apparatus, that includes controlling generation of bit sequences to adjust an occupation rate of systematic bits in a first data block including systematic bits and parity bits, which is obtained by encoding first data in a first encoding process, and is equal or closer to an occupation rate of systematic bits in a second data block including systematic bits and parity bits, which is obtained by encoding second data in a second encoding process, and to adjust an occupation rate of parity bits in the first data block that is closer to an occupation rate of parity bits in the second data block, in regard to first bit positions of the bit sequences generated using bits included in the first and second data blocks and performs multi-level modulation for transmission based on the generated bit sequences.

Abstract: A method and a device for encoding the video level of a pixel of a picture into a subfield code word in a display device using a PWM (Pulse Width Modulation) technology and subfields for displaying video picture. The bits of the subfield code word are computed recursively one after the other from the bit having the most significant weight to the bit having the least significant weight. In determining the state of a bit of the subfield code word, a first threshold and a second threshold is associated with the bit, the second threshold being greater than the first threshold, and the video level to be encoded by this bit and its following bits in the subfield code word are compared to the first and second thresholds. A state is allocated to the bit based on the comparison.

Abstract: There is provided a method for MIMO decoding, based on a channel estimated value between a plurality of transmitting antennas and a plurality of receiving antennas, a received signal received by the plurality of receiving antennas, including: in obtaining a unitary matrix Q and a triangular matrix R through QR decomposition of a channel estimated value matrix H, creating the triangular matrix R such that a sum of scalars of non-diagonal elements of the triangular matrix R is the minimum; and estimating a signal transmitted from the plurality of transmitting antennas through the use of the created triangular matrix R, the unitary matrix Q, and the received signal received by the plurality of receiving antennas.

Abstract: A holographic storage system having an improved data page quality is described. The holographic storage system includes a special optical filter or a special light source for emphasizing the high frequency components of a reference beam and/or an object beam. This is achieved by an optical filter arranged in a Fourier plane, which has a higher attenuation at the center than at the edge. Alternatively, an adapted light source for generating the reference beam and/or the object beam is arranged in a Fourier plane. The light beam emitted by the light source has a higher intensity close to the edge than at the center.

Abstract: The invention relates to a device and a method for processing information of a database. The device consists of means for pre-defining at least one related area in a representation space comprising positions that can receive elements that are representative of the data, said space including at least one complementary area having no data representation. It also comprises means for specifying at least one data bootstrapping element for each related area, positioning the bootstrapping elements at bootstrapping positions in the related areas, successively determining new elements from elements already positioned, in accordance with at least one proximity order relation based on contents of the data, and successively positioning the new elements at positions neighboring the positions occupied by the data elements already positioned.