Patent application number | Description | Published |
20080260322 | Optical splitter/coupler and optical communication system - An optical splitter/coupler has: a multimode waveguide having an electrooptic effect, and propagating light in a multimode; one incident waveguide propagating light in a single mode, and inputting the light to the multimode waveguide; one pair of emitting waveguides guiding-out, in a single mode, lights which have propagated-in through the multimode waveguide; at least one pair of individual electrodes provided so as to be positioned in vicinities of respective side edges on one surface of the multimode waveguide; and a ground electrode provided on another surface, wherein the multimode waveguide has a length such that 3(n+1) bright spots arise at a central portion and at both side edge portions due to incident light, the individual electrodes are provided at positions corresponding to an upstream-most one pair of the bright spots, and the emitting waveguides are connected to positions corresponding to a downstream-most one pair of the bright spots. | 10-23-2008 |
20090046977 | WAVEGUIDE DEVICE AND OPTICAL NETWORK SYSTEM - A waveguide device comprises a first multimode waveguide; a second multimode waveguide; a pair of intermediate single mode waveguides; an input-side single mode waveguides connected to the first multimode waveguide; a pair of output-side single mode waveguides connected to the second multimode waveguide; a pair of switching electrodes disposed to be superposed on the pair of intermediate single mode waveguides; and a ground electrode. The intermediate single mode waveguides are configured by a material whose refractive index is changed by voltages applied to the switching electrodes, the first multimode waveguide splits an optical signal into two signals whose intensities are equal, and the second multimode waveguide is formed, when voltages are not applied to the switching electrodes, to guide the optical signals out from the output-side single mode waveguides that are provided positions diagonal to the intermediate single mode waveguides through which the optical signals are propagated. | 02-19-2009 |
20090060434 | WAVEGUIDE DEVICE - A waveguide device includes a substrate and a first electrode, a first cladding layer, a waveguide, a second cladding layer, and a second electrode sequentially provided on the substrate. At least one of the first cladding layer, the waveguide, and second cladding layer includes a ligand compound which is capable of coordinating to a metal or metal ion. | 03-05-2009 |
20090148111 | OPTICAL WAVEGUIDE ELEMENT - An optical waveguide element includes: an optical waveguide including an organic non-linear optical material; a first electrode arranged on one surface side of the optical waveguide; a second electrode arranged on another surface side of the optical waveguide; a protective member disposed on the second electrode, the protective member including (i) a third electrode which is provided on a first surface of the protective member, the first surface facing the second electrode, the third electrode being electrically connected to the second electrode, (ii) a fourth electrode which is provided on a second surface of the protective member, the second surface opposing the first surface, and (iii) a conductive portion which penetrates through the protective member from the first surface to the second surface, and electrically connects the third electrode and the fourth electrode. | 06-11-2009 |
20100226605 | WAVEGUIDE ELEMENT AND METHOD OF PRODUCTION THEREOF - There is provided a method of producing a waveguide element comprising steps of forming a lower cladding layer having a refractive index n | 09-09-2010 |
20100265503 | OPTICAL DEVICE AND MULTIPLE BEAM SCANNER - There is provided an optical device including: a passive core layer in which is formed an optical circuit having a refractive index n | 10-21-2010 |
20120212566 | LIGHT EMITTING COMPONENT, PRINT HEAD, AND IMAGE FORMING APPARATUS - A light emitting component includes plural of light emitting elements arranged in rows on a substrate, plural lenses provided to face light emitting faces to which light beams of the plural light emitting elements are emitted, and condensing the light beams emitted from the light emitting elements, and one or plural pedestals holding the lenses such that the light emitting faces of the respective light emitting elements of the plural light emitting elements and the lenses that face the light emitting elements face the light emitting faces via gaps. | 08-23-2012 |
20130294234 | COMMUNICATION MANAGEMENT SYSTEM, COMMUNICATION MANAGEMENT METHOD, AND NON-TRANSITORY COMPUTER READABLE MEDIUM - A communication management system includes a measuring unit, an assigning unit, and a distribution controller. The measuring unit measures, for each of clients, a traffic pattern representing a pattern of temporal changes in an amount of communication traffic regarding the client. The assigning unit assigns, to each of plural communication channels, one or more clients that use the communication channel, on the basis of the traffic patterns of the clients measured by the measuring unit. The distribution controller performs control of selecting, as a communication channel with which distribution data is to be distributed to one or more of the clients, at least one of the plural communication channels to which the assigning unit has assigned the clients. | 11-07-2013 |
20150281026 | COMMUNICATION-INFORMATION MEASURING DEVICE AND NON-TRANSITORY COMPUTER READABLE MEDIUM - An information terminal sequentially transmits one or more packets to an information distribution server, receives acknowledgments for the transmitted packets from the information distribution server, and records a round trip time and occurrence of packet loss for each of the transmitted packets. Among one or more packet sequences, the information terminal counts the number of packet sequences which are such that the number of packet losses included in each of the packet sequences and an increase state of the round trip time for packets included in the packet sequence satisfy respective predetermined conditions. Each of the one or more packet sequences has multiple continuous packets including one or more packets, for which packet loss is recorded among the transmitted packets, at the top. The information terminal calculates a packet loss ratio on the basis of the counted number and the number of transmitted packets. | 10-01-2015 |
Patent application number | Description | Published |
20150236938 | BANDWIDTH MEASURING DEVICE, BANDWIDTH MEASURING METHOD AND NON-TRANSITORY COMPUTER READABLE MEDIUM - There is provided a bandwidth measuring device. An extracting unit extracts, as a cutoff frequency, a highest frequency component among frequency components obtained by Fourier transform on transition data indicating a transition of communication congestion traffic with respect to a time in a communication network. A determining unit determines, based on a relationship between an error ratio and the measurement times in a cycle of the cutoff frequency, a minimum value of the measurement times that satisfy an error ratio. A setting unit sets each of measurement cycle and time so as to satisfy both conditions of a maximum value in the measurement cycle determined based on the cutoff frequency and the minimum value of the measurement times in the cycle corresponding to the determined cutoff frequency. A measuring unit measures a bandwidth of communication performed by using the network, based on the set measurement cycle and time. | 08-20-2015 |
20150237530 | COMMUNICATION MANAGEMENT SYSTEM AND NON-TRANSITORY COMPUTER READABLE MEDIUM - A communication management system includes: a communication unit that respectively communicates with an information terminal belonging to one of a plurality of groups, via a communication channel assigned to the group to which the information terminal belongs, from among a plurality of communication channels; a control unit that controls a communication via the communication channel on the basis of a configuration value of bandwidth on the communication channel; and a bandwidth configuration unit that, for each communication channel, configures the configuration value of bandwidth on the communication channel, on the basis of data indicating time transitions of communication traffic volume of the group to which the communication channel is assigned. | 08-20-2015 |
20150263924 | COMMUNICATION STATUS MEASUREMENT DEVICE, COMMUNICATION STATUS MEASUREMENT METHOD AND NON-TRANSITORY COMPUTER READABLE MEDIUM - There is provided a communication status measurement device wirelessly connected to a public network and communicating with a server connected to the public network through a communication channel determined in advance. A measurement unit repeatedly measures a time since a dummy packet is transmitted to the server until an acknowledgement packet corresponding to the dummy packet is received. A pattern calculation unit calculates a pattern obtained by removing a component at frequencies more than a first frequency from a pattern of variations in a measured value. An RTT acquisition unit that acquires a round trip time, which is used to calculate an actual bandwidth of the communication channel, on a basis of the calculated pattern. An implementation unit implements a virtual private network in the communication status measurement device itself. The dummy packet is transmitted and the acknowledgement packet is received via the virtual private network and the public network. | 09-17-2015 |
20150271042 | BANDWIDTH MEASURING DEVICE AND NON-TRANSITORY COMPUTER READABLE MEDIUM - A mobile terminal obtains a measurement value of a round-trip time in a communication channel used for communication with a server and a measurement value of a packet loss ratio in the communication channel (S | 09-24-2015 |
20150294111 | UNAUTHORIZED-COMMUNICATION DETECTING APPARATUS, UNAUTHORIZED-COMMUNICATION DETECTING METHOD AND NON-TRANSITORY COMPUTER READABLE MEDIUM - There is provided an unauthorized-communication detecting apparatus. A measuring unit measures a transition of a communication state value between the unauthorized-communication detecting apparatus and a client apparatus. A transition pattern storage unit stores a transition pattern of the communication state value. An unauthorized-communication detecting unit detects unauthorized communication of the client apparatus on the basis of the transition pattern and a transition of the measured communication state value. | 10-15-2015 |
20150350046 | INFORMATION PROCESSING APPARATUS AND NON-TRANSITORY COMPUTER READABLE MEDIUM - An information processing apparatus includes: a reception unit that sequentially receives a plurality of UDP packets sequentially transmitted in a certain data size and at a certain time interval; a first and second calculation units that acquire a plurality of reception time intervals each between two UDP packets successively received by the reception unit, and calculate evaluation values for evaluating a delay state of the reception time intervals; a determination unit that combines the evaluation value calculated by the first calculation unit and the evaluation value calculated by the second calculation unit, and determines reliability of the evaluation values based on at least the two evaluation values; and a bandwidth information outputting unit that outputs bandwidth information according to a bit rate determined by the certain data size and the certain time interval on the basis of the reliability of the evaluation values determined by the determination unit. | 12-03-2015 |
Patent application number | Description | Published |
20090164322 | METHODS, SYSTEMS, AND COMPUTER READABLE MEDIA FOR OVER THE AIR (OTA) PROVISIONING OF SOFT CARDS ON DEVICES WITH WIRELESS COMMUNICATIONS CAPABILITIES - Methods, systems, and computer readable media for over the air provisioning of soft cards on devices with wireless communications capabilities are disclosed. According to one method, a soft card provisioning application is instantiated on a device with wireless communications capabilities. A card number for a soft card desired to be provisioned on the device is obtained from a user of the device. An issuer identification number retrieved from the card number is communicated to a provisioning configuration server over an air interface. A provisioning issuer server network address is obtained from the provisioning configuration server based on the issuer identification number. The provisioning information server is connected to, and card-issuer-specific challenge information is obtained therefrom. The challenges are presented to the user, and the user's responses to the challenges are received. A connection is made to the provisioning issuer server corresponding to the network address. The challenge responses are communicated to the provisioning issuer server. Soft card image data and personalization data, where the personalization data includes personalized embossed and pre-printed data, are received from the provisioning issuer server over the air interface. The soft card is provisioned for use on the device based on the data received over the air interface. | 06-25-2009 |
20090261172 | SYSTEMS, METHODS, AND COMPUTER PROGRAM PRODUCTS FOR SUPPORTING MULTIPLE CONTACTLESS APPLICATIONS USING DIFFERENT SECURITY KEYS - Systems, methods, and computer program products for supporting multiple contactless applications using different security keys on a wireless smart device are disclosed. According to one aspect, the subject matter described herein includes a method for supporting multiple contactless applications using different security keys on a wireless smart device. The method includes, at a wireless smart device configured to communicate with a wireless smart device reader, the wireless device including a plurality of contactless applications and a contactless application memory for use by the plurality of contactless applications, initializing a portion of the memory such that access to the portion of memory requires the use of a shared secret key known to the plurality of contactless applications. The method includes reserving the portion of memory for use by one of the plurality of contactless applications by using the shared secret key to set access privileges for the portion of memory such that access to the portion of memory requires the use of a application-specific secret key associated with the one application and not known to the other applications. | 10-22-2009 |
20100030636 | METHODS, SYSTEMS AND COMPUTER READABLE MEDIA FOR STORING AND REDEEMING ELECTRONIC CERTIFICATES USING A WIRELESS SMART CARD - Methods, systems, and computer readable media for storing and redeeming an electronic certificate on a wireless smart card are disclosed. According to one aspect, the method includes storing tag data on a wireless smart card that is inductively powered when brought into the proximity of an electromagnetic field and is unpowered when outside of the proximity of the field. Tag data is received from a wireless smart card at a wireless smart device reader during an electronic transaction, wherein the card is powered by an electromagnetic field generated by the device reader. The method also includes sending, from the wireless smart device reader, transaction data, which includes at least the tag data and a vendor identifier, to a back-end server. At the wireless smart device reader, an electronic certificate is received from the server, the electronic certificate being obtained by the server using the tag data and the vendor identifier. | 02-04-2010 |
20100043061 | SYSTEMS, METHODS, AND COMPUTER READABLE MEDIA FOR PROVIDING FOR SECURE OFFLINE DATA TRANSFER BETWEEN WIRELESS SMART DEVICES - According to one aspect of the subject matter described herein, a method for registering wireless smart devices for secure offline data transfer is provided. The method includes, for an application configured to execute on a wireless smart device and that requires access to information regarding an account that does not reside on the wireless smart device, register, at a server having access to the information regarding the account, a first wireless smart device has an account owner device (AOD) for operating in an online mode for obtaining the information regarding the account from the server and for operating in an offline mode for transferring the information regarding the account to at least one additional device via a secure offline data transfer using near field communications (NFC). The method further includes registering, at the server, at least one second wireless smart device as an account sharer device (ASD) for operating in an offline mode for receiving the information regarding the account from the first wireless smart device via the secure offline data transfer using NFC. | 02-18-2010 |
20110231238 | METHODS, SYSTEMS, AND COMPUTER READABLE MEDIA FOR TRACKING REDEEMED ELECTRONIC CERTIFICATE AND CONSUMER DATA ASSOCIATED WITH A MOBILE DEVICE - Methods, systems, and computer readable media for tracking redeemed electronic certificate and consumer data associated with a mobile device are disclosed. In one embodiment, a method includes receiving, at a wireless device reader, electronic certificate data and consumer identification data, redeeming the electronic certificate data, and generating redemption tracking data using the redeemed electronic certificate data and consumer identification data. | 09-22-2011 |
20120005026 | METHODS, SYSTEMS AND COMPUTER READABLE MEDIA FOR UTILIZING A CONSUMER OPT-IN MANAGEMENT SYSTEM - Methods, systems, and computer readable media for utilizing a consumer opt-in management system are disclosed. According to one aspect, the method includes interfacing a near field communication (NFC) enabled mobile device with a touch point associated with an electronic marketing program to obtain touch point identification information from the touch point and receiving, at a trigger management server (TMS), an opt-in request message from the NFC enabled mobile device, wherein the opt-in request message includes a subscriber identifier associated with the NFC enabled mobile device and the touch point identification information. The method further includes accessing a business rules database using at least one of the subscriber identifier and the touch point identification information from the opt-in request message to identify an electronic marketing program identifier and using the electronic marketing program identifier to trigger the provisioning of content data associated with the electronic marketing program to the NFC enabled mobile device. | 01-05-2012 |
20120064828 | METHODS, SYSTEMS, AND COMPUTER READABLE MEDIA FOR SECURE NEAR FIELD COMMUNICATION OF A NON-SECURE MEMORY ELEMENT PAYLOAD - According to one aspect, the subject matter described herein includes a method for secure near field communication (NFC) of a non-secure memory element payload. The method includes receiving, at an NFC enabled mobile device and from a content provider, a payload. The method also includes storing the received payload in a non-secure memory element of the NFC enabled mobile device. The method further includes transferring the stored payload from the non-secure memory element of the NFC enabled mobile device to a secure memory element of the NFC enabled mobile device, wherein transferring the stored payload includes loading the stored payload into a secure reloadable payload instance. The method further includes establishing a NFC link between the NFC enabled mobile device and an NFC reader. The method further includes communicating, via the NFC link, the transferred payload from the secure reloadable payload instance to the NFC reader. | 03-15-2012 |
20130145455 | METHOD FOR ACCESSING A SECURE STORAGE, SECURE STORAGE AND SYSTEM COMPRISING THE SECURE STORAGE - It is described a method for accessing a secure storage of a mobile device, the method comprising: providing a generic interface for accessing the secure storage; accessing the secure storage using the generic interface by a first application of the mobile device; accessing the secure storage using the generic interface by a second application of the mobile device. Further, a corresponding secure electronic storage and a system is described. | 06-06-2013 |
Patent application number | Description | Published |
20120129146 | ERASABLE WRITING PANEL INTEGRATED INTO ARTICLES - Various articles, such as notebooks, notepads, journals and folders, that include an integrated or integral erasable writing panel. The writing panel may be a cover member of the article, e.g., on a front surface thereof, and includes a substrate and a transparent or translucent sheet superposed relative to the substrate to overlie or be apart from the substrate. | 05-24-2012 |
20130253103 | TOY PUTTY MATERIAL COMPOSITIONS - A putty material primarily used as a toy which is solid and capable of flowing for forming, preferably by manual manipulation, onto various pleasing shapes. This putty material is used primarily by children as an amusement device. The putty material is formed from a homogeneous mixture of primarily water, polyvinyl alcohol, gum, polyethylene terephthalate (PET) and a small amount of borax wherein the ratio by weight of borax to polyvinyl alcohol is preferably in the range of between 1:12 to 1:22. The toy modeling composition can be formed opaque or translucent and can be dyed, particularly when clear, to create various overall artistic effects, and glitter can be applied on the paste to create unusual aesthetic effects, particularly when using white glitter. Coloration can be applied to the materials with translucent ink or with a marker. | 09-26-2013 |
20130291994 | WEAVING APPARATUS - Weaving apparatus for use in weaving threads into a woven structure includes a base including a retaining structure, a support portion removably engaging with the retaining structure, and a first insert engaging with the support portion. The first insert includes an upper portion defining a receptacle, and a second insert includes a base having an upper portion and a wall projecting from a lower surface of the upper portion. The second insert is positionable in engagement with the first insert by positioning the wall of the second insert at least partly into the receptacle of the first insert. A weaving platform is operatively positioned between the first and second inserts and around at least part of the wall of the second insert. The weaving platform includes slits around its circumference adapted to secure threads during use of the apparatus for weaving. | 11-07-2013 |
Patent application number | Description | Published |
20100064940 | Toy putty material compositions - A putty material primarily used as a toy which is solid and capable of flowing for forming, preferably by manual manipulation, onto various pleasing shapes. This putty material is used primarily by children as an amusement device. The putty material is formed from a homogeneous mixture of primarily water, polyvinyl alcohol, gum, polyethylene terephthalate (PET) and a small amount of borax wherein the ratio by weight of borax to polyvinyl alcohol is preferably in the range of between 1:12 to 1:22. The toy modeling composition can be formed opaque or translucent and can be dyed, particularly when clear, to create various overall artistic effects, and glitter can be applied on the paste to create unusual aesthetic effects, particularly when using white glitter. Coloration can be applied to the materials with translucent ink or with a marker. | 03-18-2010 |
20130055509 | KIT AND METHOD FOR TIE-DYEING AND UTENSIL THEREFOR - Kit for tie-dyeing an object includes a utensil that retains the object, at least one container of dyeing material, at least one device for maintaining a gathered portion of the object together, and an optional instruction manual or idea guide. The utensil includes a base that can retain the dye containers and devices and an insert arranged in connection with the base. The insert is used during the tie-dyeing and includes a grate elevated from a bottom of the insert, defined by a bottom part, and having a plurality of apertures. The grate forms a support surface for the object and enables dye to flow through the apertures onto the bottom of the insert. The grate can be separated from the bottom part for cleaning and the bottom part can be removed from the base for cleaning. | 03-07-2013 |