Abstract: Disclosed is a fiber inserting apparatus comprising: a fiber clamp; a ferrule clamp opposite to the fiber clamp; and a clamp control controlling relative movement of the fiber clamp and the ferrule clamp on the rails, wherein a fiber inserting operation is performed based on the relative movement towards each other between the fiber clamp and the ferrule clamp. The fiber inserting apparatus may further comprise a straightening section comprising a chamber, elongated slots extending in a fiber inserting direction, a first drive for driving the chamber in a first direction so that the elongated slots move close to and away from the end of the bare fiber, and a second drive driving the chamber to move backwards and forwards in the fiber inserting direction, wherein the elongated slots are in communication with the chamber and a pressure in the chamber is smaller than that in the elongated slots when inserting the fiber.

Abstract: Disclosed is a fiber inserting apparatus comprising: a fiber clamp; a ferrule clamp opposite to the fiber clamp; and a clamp control controlling relative movement of the fiber clamp and the ferrule clamp on the rails, wherein a fiber inserting operation is performed based on the relative movement towards each other between the fiber clamp and the ferrule clamp. The fiber inserting apparatus may further comprise a straightening section comprising a chamber, elongated slots extending in a fiber inserting direction, a first drive for driving the chamber in a first direction so that the elongated slots move close to and away from the end of the bare fiber, and a second drive driving the chamber to move backwards and forwards in the fiber inserting direction, wherein the elongated slots are in communication with the chamber and a pressure in the chamber is smaller than that in the elongated slots when inserting the fiber.

Abstract: Disclosed is a fiber inserting apparatus comprising: a fiber clamp; a ferrule clamp opposite to the fiber clamp; and a clamp control controlling relative movement of the fiber clamp and the ferrule clamp on the rails, wherein a fiber inserting operation is performed based on the relative movement towards each other between the fiber clamp and the ferrule clamp. The fiber inserting apparatus may further comprise a straightening section comprising a chamber, elongated slots extending in a fiber inserting direction, a first drive for driving the chamber in a first direction so that the elongated slots move close to and away from the end of the bare fiber, and a second drive driving the chamber to move backwards and forwards in the fiber inserting direction, wherein the elongated slots are in communication with the chamber and a pressure in the chamber is smaller than that in the elongated slots when inserting the fiber.

Abstract: A system for automatically inserting fibers is disclosed. The system comprises a cable having a plurality of fibers, a ferrule having a plurality of bores, a moving mechanism movable in a first direction, a second direction, and a third direction that are perpendicular to each other, a cable holder mounted on the moving mechanism and holding the cable, and a vision device. The moving mechanism moves the cable holder under the guidance of the vision device to align the plurality of fibers with the ferrule and insert the plurality of fibers into the plurality of bores.

Abstract: A system for automatically inserting fibers is disclosed. The system comprises a cable having a plurality of fibers, a ferrule having a plurality of bores, a moving mechanism movable in a first direction, a second direction, and a third direction that are perpendicular to each other, a cable holder mounted on the moving mechanism and holding the cable, and a vision device. The moving mechanism moves the cable holder under the guidance of the vision device to align the plurality of fibers with the ferrule and insert the plurality of fibers into the plurality of bores.

Abstract: Disclosed is an optical fiber cleaner. The optical fiber cleaner comprises an optical fiber cleaning space section (S) which has a central axis extending in a first direction, one end wall of the optical fiber cleaning space section in the first direction being provided with an optical fiber inserting hole (12) into which an optical fiber to be cleaned is inserted, and an optical cleaning space of the optical fiber cleaning space section being defined by a receiving wall (13) surrounding the optical fiber cleaning space; a cleaning agent introducing passage (20) adapted to eject a cleaning agent into the optical fiber cleaning space to clean the optical fiber inserted into the optical fiber cleaning space; and a cleaning agent collecting passage (30) provided at a lower part of the optical fiber cleaning space for discharging the cleaning agent out of the optical fiber cleaning space.

Abstract: Disclosed is a fiber inserting apparatus comprising: a fiber clamp; a ferrule clamp opposite to the fiber clamp; and a clamp control controlling relative movement of the fiber clamp and the ferrule clamp on the rails, wherein a fiber inserting operation is performed based on the relative movement towards each other between the fiber clamp and the ferrule clamp. The fiber inserting apparatus may further comprise a straightening section comprising a chamber, elongated slots extending in a fiber inserting direction, a first drive for driving the chamber in a first direction so that the elongated slots move close to and away from the end of the bare fiber, and a second drive driving the chamber to move backwards and forwards in the fiber inserting direction, wherein the elongated slots are in communication with the chamber and a pressure in the chamber is smaller than that in the elongated slots when inserting the fiber.

Abstract: Disclosed is an alignment device for a fiber ferrule comprises: a ferrule holding part configured to hold the fiber ferrule in a manner that the fiber ferrule is rotatable about its central axis; a ferrule rotating part configured to rotate the ferrule about the central axis by a predetermined angle; and a marking part configured to mark on an outer surface of the ferrule rotated by the predetermined angle. Also disclosed is a fiber alignment machine comprises the above alignment device and a first ferrule grip device gripping a ferrule out of a ferrule clamp and then moving the ferrule to a ferrule holding part. The present invention also relates to a fiber alignment method comprising holding a ferrule in a ferrule holding part in a vertical direction; rotating the ferrule about a central axis thereof by a predetermined angle; and marking on an outer surface the ferrule rotated by the predetermined angle.

Abstract: The present invention relates to placenta tissue-derived multipotent stem cells and cell therapeutic agents containing the same. More specifically, to a method for producing placenta stem cells having the following characteristics, the method comprising culturing amnion, chorion, decidua or placenta tissue in a medium containing collagenase and bFGF and collecting the cultured cells: (a) showing a positive immunological response to CD29, CD44, CD73, CD90 and CD105, and showing a negative immunological response to CD31, CD34, CD45 and HLA-DR; (b) showing a positive immunological response to Oct4 and SSEA4; (c) growing attached to plastic, showing a round-shaped or spindle-shaped morphology, and forming spheres in an SFM medium so as to be able to be maintained in an undifferentiated state for a long period of time; and (d) having the ability to differentiate into mesoderm-, endoderm- and ectoderm-derived cells. Also the present invention relates to placenta stem cells obtained using the production method.

Abstract: A radio frequency identification (RFID) tag authentication apparatus and method for accomplishing quick authentication and solving privacy problems using a hash algorithm are provided. An RFID tag includes a memory unit storing a tag's secret information and a group's secret information and a hash chain computation unit encrypting secret information based on a hash algorithm. The tag authentication apparatus includes a DB storing information about RFID tags, which is classified into groups and includes each group's secret information and each tag's secret information; a group's secret information search unit finding a group to which a tag to be authenticated belongs; and a tag's secret information search unit searching tags' secret information included in the found group.

Abstract: A method and system for assisting a user in interacting with a multi-modal dialog system (104) is provided. The method includes interpreting a “What Can I Do? (WCID)” question from a user in a turn of the dialog. A multi-modal grammar (212) is generated, based on the current context of the dialog. One or more user multi-modal utterances are generated, based on the WCID question and the multi-modal grammar. One or more user multi-modal utterances are conveyed to the user.

Abstract: A method for querying a database (106) in a task based dialog system (102) is provided. The task based dialog system (102) comprises a task model (110), a user model (114), a dialog manager (112), a query generator (116), and a mapper (120). The method interprets a user input required b complete a task. A query is generated for querying the database (106). If the generated query is not suitable for querying the database (106) it is converted to a suitable query. The suitable query is executed to complete the task.

Abstract: A method and a system for controlling a set of input modalities in a multimodal dialog system are provided. The method includes selecting (302) a sub-set of input modalities that a user can use to provide user inputs during a user turn. The method further includes dynamically activating (304) the input modalities that are included in the sub-set of input modalities. Further, the method includes dynamically deactivating (306) the input modalities that are not included in the sub-set of input modalities.

Abstract: A method for operating a multi-modal dialog system (104) is provided. The multi-modal dialog system (104) comprises a plurality of modality recognizers (202), a dialog manager (206), and a grammar generator (208). The method interprets a current context of a dialog. A template (216) is generated, based on the current context of the dialog and a task model (218). Further, a current modality capability information (214) is obtained. Finally, a multi-modal grammar (220) is generated based on the template (216) and the current modality capability information (214).

Abstract: A method and apparatus for generating a keystream are provided. The method includes: (a) receiving a bitstream comprised of at least 4 bits; (b) selecting at least two bits from the received bitstream; (c) generating an operation value by performing a predetermined bitwise operation on the bits selected in (b); and (d) determining whether to discard the received bitstream or to output the rest of the received bitstream not selected in (b) according to the operation value. The method and apparatus for generating a keystream are expected to be suitable for a ubiquitous computing and network environment and to provide high security or high efficiency.