Abstract: A radio frequency identification (RFID) enabled mirror includes a mirror comprising a reflective layer. The reflective layer comprises at least one layer of a metallic material. At least one portion of the reflective layer is removed to form a booster antenna from a remaining portion of the reflective layer. A dielectric coating is applied to the mirror where the reflective layer was removed. The RFID-enabled mirror further includes an RFID chip coupled to the booster antenna.

Abstract: A client device collects immunization data includes a type of immunization given to an individual and a date that the immunization was provided to the individual. The client device converts immunization data into a numeric string, where the numeric string as converted comprises an encrypted payload portion and a mode indicator portion. The client device generates a two-dimensional machine-readable identifier using the numeric string. A reader device reads the two-dimensional machine-readable identifier and accesses the numeric string. The reader device converts at least a portion of the numeric string comprising the immunization data into a predetermined format for importing into an electronic health record (EHR).

Abstract: A secure RFID device is provided. The RFID device includes a switch module mounted in a recess of a device body. The switch module includes a switching portion configured to electrically connect terminal ends of an RFID antenna embedded in the switch body. In particular, forming the recess and mounting the switch module including the switching portion to the RFID device after final lamination of the same allows for the use of manufacturing techniques that result in RFID cards having high durability and required ISO qualities.

Abstract: A radiofrequency transponder comprises a radiating antenna consisting of a single-strand helical spring having an axis, a median plane, a pitch and a diameter for a given wire diameter, and an electronic portion located inside the radiating antenna. The electronic portion comprises an electronic chip electrically connected to a primary antenna that is electromagnetically coupled to the radiating antenna. The primary antenna has an axis parallel to the axis of the radiating antenna and a median plane superposed with the median plane of the radiating antenna. The primary antenna is circumscribed by a cylinder the diameter of which is larger than one third of the inside diameter of the radiating antenna.

Abstract: An apparatus comprising: an inductive coupler for coupling inductively with a radio frequency, RF, H-field to provide an alternating RF voltage; a near field, RF, communicator connected to the inductive coupler for performing near field RF communication; an auxiliary circuit connected to the inductive coupler by a rectifier for obtaining DC electrical energy from the alternating RF voltage wherein the auxiliary circuit is arranged to communicate data with the near field RF communicator; wherein the rectifier comprises: a first rectifier input and a second rectifier input for receiving the alternating RF voltage, a first rectifier output and a second rectifier output for providing the DC electrical energy to the auxiliary circuit; a rectifying element connected between the first rectifier input and the second rectifier input wherein the first rectifier output is coupled to an output of the rectifying element and to the first rectifier input by a first inductor.

Abstract: Various embodiments are generally directed to secure generation of barcodes using cryptographic techniques. A processor of a contactless card may generate a cryptogram based on a cryptographic algorithm and a diversified key stored in a memory of the contactless card. The processor may receive an encrypted authorization token based on verification of the cryptogram by a server. The processor may generate a barcode utilizing the encrypted authorization token.

Abstract: An anti-tampering device for an RFID tag according to various aspects of the present technology may include a flexible circuit card and an anti-tamper sticker. The anti-tamper sticker may be configured to include a circuit printed on a surface of the anti-tamper sticker that is electrically coupled to the circuit card. The printed circuit may be comprised of conductive ink extending between a pair of vias that are connected to vias on the circuit card when the anti-tamper sticker is positioned over the circuit card. Any attempt to remove the anti-tamper sticker causes the printed ink to disrupt the electrical connection between the two vias breaking a circuit with the circuit card. The circuit card may be configured to respond to the disruption to indicate that the RFID tag has been compromised.

Abstract: A reconfigurable reflectarray antenna (RAA) system includes a reconfigurable RAA and a controller. The RAA includes a metasurface having a dynamically tunable electromagnetic characteristic and is configured to receive a signal of opportunity. The signal of opportunity is generated separately and independently from the reconfigurable RAA system. The controller is in signal communication with the reconfigurable RAA and is configured to generate a control signal configured to dynamically tune the electromagnetic characteristic of the metasurface. The electromagnetic characteristic includes a reflection phase, which when varied, dynamically beam steers the signal of opportunity reflected from the metasurface.

Abstract: A semiconductor device has a first electrode 61; a second electrode 62; and a semiconductor layer 1 having a winding wire part 10 provided so as to surround a current flowing between the first electrode 61 and the second electrode 62, a winding return wire part, which is provided so as to surround the current, is connected to a terminal end part of the winding wire part 10 and returns toward a starting end part side from the terminal end part, and an integration circuit configuration part connected to the winding wire part 10 or the winding return wire part. The integration circuit configuration part has one or more of a resistance part 115, a capacitor part 125 and an operational amplifier part 135.

Abstract: A noncontact communication medium includes a power generator that has a coil and generates power with application of an external magnetic field from an outside to the coil, a clock signal generator that generates a clock signal using the power, a processor that operates using the power and executes processing on a command included in the external magnetic field. The clock signal generator makes a frequency of the clock signal lower as intensity of the external magnetic field is smaller, in a period except for a processing period in which the processor executes the processing.

Abstract: In a specific embodiment, a connector 100 is disclosed. The connector 100 comprises an insulative housing 102 defining a rear opening 108 for receiving a plurality of electrical wires 110 and a front opening 106 and a circuit board 104 disposed in the housing 102 and comprising a mating section 112 for mating with a corresponding mating section of a mating connector. The mating section 112 protrudes outwardly from the front opening 106 and terminates at a front edge 118 disposed between opposing side edges 114,116 of the mating section 112.

Abstract: An RFID tag board includes a circuit board and a radiation member. The circuit board includes a dielectric substrate, a radiation conductor, a ground conductor, a connection conductor, a first electrode and a second electrode. The dielectric substrate includes a first surface, a second surface and a recess. The second surface is opposite to the first surface, and is a mounting surface to be mounted on an article. The radiation conductor is on the first surface of the dielectric substrate. The ground conductor is on the second surface of the dielectric substrate. The connection conductor electrically connects the radiation conductor and the ground conductor. The first electrode and the second electrode are in the recess. The radiation member is fixed to the first surface of the circuit board.

Abstract: Embodiments described herein include techniques for providing information regarding a hardware part using a scannable code so that a customer can make an informed decision when placing the hardware part in a larger computing system. A customer may purchase hardware parts that are categorized into a certain bin which has guaranteed range of power consumption or performance. The customer may over design the computing system to accommodate the worst parameter in the range (e.g., the minimum performance or the maximum power consumption) to ensure the timing or power specifications are not violated. Instead, the embodiments herein provide a scannable code on the hardware part which the customer can use to access a database which stores more granular information about the part. The customer can use the performance parameters to make better informed decisions to determine where to place the part in the computing system.

Abstract: In an embodiment, a note for use as currency is provided. The note includes a base material having a first surface and a second surface opposite first surface. The note further includes identifying indicators printed on the first surface and the second surface providing an indication of a type and value of the note. The note also includes a first unique identifier printed on the note and a second unique identifier on the note. The note further includes a removable cover applied over the second unique identifier on one of the first surface and the second surface of the note. The note also includes an opaque backing applied over the second identifier on the note, the opaque backing applied to a surface of the note opposite the surface of the removable cover.

Abstract: The present invention relates to a monitoring device and system, the monitoring device comprises a sensing module arranged to detect a condition of an object associated with the monitoring device; a wireless communication module operably connected with the sensing module, the communication module being arranged to communicate the condition detected by the sensing module to an external electronic device; and an identification module with a unique identifier arranged to be read for identifying the monitoring device. During transportation and storage of object, it is desirable to monitor some physical properties continuously, detect anti-counterfeiting and track the location of the object.

Abstract: An electronic transaction card communicates with an add-on slot of an intelligent electronic device. The add-on slot may be a memory card slot. The intelligent electronic device may be a mobile phone or other device with or without network connectivity. The electronic transaction card may have magnetic field producing circuitry compatible with magnetic card readers, smartcard circuitry, other point-of-sale interfaces, or any combination thereof.

Abstract: A secure smart card is described. The smart card can include a processor, a memory and a transceiver. The smart card can communicate with various terminals and store a digital signature and other information on the card. Another terminal can validate the information stored on the smart card using the digital signature. In certain embodiments, the terminal can also validate the information by using a blockchain. The advanced design of the smart card obviates the need for a network connection.

Abstract: Disclosed are pre-cure RFID-enabled bead labels based on an RFID inlay construction consisting of an aluminum antenna etched on to a high temperature resistant polyimide film that is connected to an integrated memory circuit positioned on the surface of the polyimide film. This RFID inlay being further inserted into an overall label construction having a plurality of layers that include, for example, a plurality of polyester layers and a plurality of high temperature resistant adhesive layers that bond/adhere layers together, the plurality of layers further protecting and insulating the RFID inlay while the label is bonded to the external bead (or sidewall) of a tire. The compositions/devices disclosed herein can be used for electronic identification when applied on rubber-based articles (e.g., tires) prior to being subjected to stress related to the vulcanization process and normal use of this article during the manufacturing process.

Abstract: In some embodiments, a smart card may include a substrate with a first side and a second side. A first protective layer covers the first side and a second protective layer covers the second side of the substrate. Circuitry held in the substrate includes electronic interconnects for interconnecting circuitry elements. The circuitry elements include a processor, power circuitry for powering the circuitry elements, and an environmental detection sensor for respectively detecting a predetermined environmental parameter. The processor is configured to receive an output from the environmental detection sensor, to determine from the output that the environmental detection sensor detected an environmental alert trigger condition, and to generate an alert that is representative of the environmental alert trigger condition. The protective layers include pores in a region proximate to the environmental detection sensor for exposing the environmental detection sensor to an environment around the smart card.

Abstract: According to an embodiment, a rivet includes a first cap having a front side and a back side. The first cap includes a compressed region or a slotted region between a first edge of the first cap and a second edge of the first cap, a unique identifier on the front side of the first cap, a protruding portion extending from a central region on the back side of the first cap, a foam layer adhered to the back side of the first cap with a first layer of adhesive, and a protective film adhered to the foam layer with a second layer of adhesive.

Abstract: A gateway device and system and method for use of the same are disclosed. In one embodiment, multiple wireless transceivers are located within an in-wall housing, which also interconnectedly includes a processor, memory, various physical ports and wireless transceivers. To improve convenience, the gateway device may establish a pairing with a proximate wireless-enabled interactive programmable device. Virtual remote control functionality for various amenities may then be provided. To improve safety, the gateway device may be incorporated into a geolocation and safety network.

Abstract: Systems and methods for integrating tags with items. The methods comprise: dynamically determining a length of each metal thread to be incorporated into or trace to be disposed on a item to optimize tag performance in view of dielectric and tuning properties of the item. In the metal thread scenarios, the methods also involve: creating a metal thread having the length that was dynamically determined; and sewing the metal thread into the item being produced to form an antenna for a first tag. In the trace scenarios, the methods also involve forming the trace on the item being produced to form an antenna for a first tag. Next, at least a communications enabled device is attached to the item so as to form an electrical coupling or connection between the communications enabled device and the at least one antenna.

Abstract: Provided is an LC resonant antenna including: an inductor layer provided with a coil-shaped inductor; and a capacitor layer laminated on the inductor layer in a direction of an axis along a coil center of the inductor. The capacitor layer includes a capacitor connected to the inductor. The capacitor includes a pair of electrode plates arranged in parallel at a distance from each other in a laminating direction.

Abstract: An electronic module for a smart card has on a first face a terminal block of electrical contacts for contact with corresponding contacts of a card reader, and on a second face an antenna and a microelectronic chip within an encapsulation zone and provided with contact and contactless communication interfaces. The antenna has a plurality of turns at the periphery of the module and a proximal connection pad and a distal connection pad inside the encapsulation zone for connection to corresponding terminals of the contactless communication interface. The distal connection pad is located a short distance d from the edge of the encapsulation zone, and the internal edges of connection wells of the two contacts closest to the distal connection pad are spaced outward from the module relative to the internal edges of the connection wells of the other contacts.

Abstract: A method and a system convert the value of a gift card for use with a mobile device. The value of the gift card is determined from an issuer of the gift card. The value of the gift card is stored in a digital payment account in a storage device. The digital payment account stores values of gift cards from issuers. A financial transaction corresponding to the issuer of the gift card is performed on the digital payment account. The value of a first gift card from a first issuer of a first digital payment account is exchanged with the value of a second gift card from a second issuer of a second digital payment account.

Abstract: A transaction card having an opening in a metal card body, a booster antenna in the opening, and a molding material about the booster antenna. A process for manufacturing the transaction card includes forming an opening in a card body, inserting a booster antenna into the opening, and molding a molding material about the booster antenna.

Abstract: The present disclosure provides various examples of a self-declaring wireless device installed on a vehicle operable to automatically detect, determine and declare occupancy information of the vehicle traveling on a restricted traffic lane to an electronic toll collection (ETC) system. According to one aspect, a process for performing self-declaration by a vehicle traveling on a restricted traffic lane includes the steps of: receiving sensor data collected by one or more sensors installed on the vehicle; determining occupancy data of the vehicle based on the received sensor data; and controlling a wireless transceiver installed on the vehicle to communicate with an electronic toll collection (ETC) system associated with the restricted traffic lane based on the determined occupancy data.

Abstract: A network input/output structure of an electronic device includes a FPGA module, a multiple of UART voltage conversion transceivers, at least one network connector and at least one detection module. Each UART voltage conversion transceiver has an input/output pin definition of a brand specification of a network device. The FPGA module uses the detection module to detect the pin definition of an external network device to confirm the brand specification of the network device and turn on a voltage conversion chip of the UART voltage conversion transceiver of the brand specification, so that the external network device can transmit network information with the electronic device automatically.

Abstract: In a printing device, a supply portion is configured to convey a tape in its longitudinal direction. The tape includes: a plurality of labels arranged continuously in the longitudinal direction; and a plurality of storage elements provided on respective ones of the plurality of labels. A first storage element is provided on a first label and configured to store first authentication data. The second storage element is provided on a second label and configured to store second authentication data. A printing portion is configured to print on the plurality of labels. A controller is configured to perform: reading the first authentication data from the first storage element and the second authentication data from the second storage element by a reading portion; and determining whether the first authentication data is correlated to the second authentication data to meet an authentication condition.

Abstract: In some implementations, a transaction card may receive transaction data from a transaction terminal based on initiation of a transaction with the transaction terminal; generate a tokenized primary account number, for use with the transaction, based on the transaction data and an actual primary account number of the transaction card; and transmit the tokenized primary account number to the transaction terminal for processing the transaction.

Abstract: The apparatus may include a microprocessor. In electronic communication with the microprocessor there may be a memory cell. In electronic communication with the microprocessor there may be a light source circuit. In electronic communication with the microprocessor there may be a camera circuit. In electronic communication with the microprocessor there may be a nano light-emitting diode display circuit. Stored in the memory cell there may be image-processing instructions. Stored in the memory cell there may be light-source control instructions. The memory cell; the light source circuit; the camera circuit; and the nano light-emitting diode display circuit may be embedded in an information card. The instructions may be configured to cause the microprocessor to count objects set in motion by a user. The motion may be a motion of manually flicked objects.

Abstract: A radio frequency identification (RFID) system. An RFID tag may include multiple antennas connected with associated circuitry. An RFID tag's multiple antennas and associated circuitry are connected in parallel, and output power of the multiple associated circuitry can be combined. Each of the multiple antennas can be tuned for a different operating property or region. An RFID reader can include multiple antennas connected with associated circuitry. RFID reader's multiple antenna interfaces connect with a baseband processor, which can integrate resources of the reader's multiple antennas and associated circuitry. RFID tag and/or reader can be configured to support wireless channel diversity in enhancing at least one of power delivery and communication link budget.

Abstract: A method for querying information in a visual smart card, comprising: a micro control unit receiving, by means of an input device, a query request inputted by a user (S1); the micro control unit determining information queried by a user request according to a received query request (S2); if first information, the micro control unit reading a first information record which is stored thereby, and parsing the first information record to obtain the first information, the first information being displayed by means of a display device (S3); if second information, the micro control unit sending an application selection instruction to a smart card chip, receiving an application selection response returned by the smart card chip, then sending an information record reading instruction to the smart card chip, receiving a second information record returned by the smart card chip, and parsing the second information record to obtain the second information, the second information being displayed by means of the display devi

Abstract: Methods for facilitating financial transactions include facilitating or otherwise increasing the ease and speed of checkout processes. In particular, one or more implementations comprise an e-commerce payment facilitator that acts as an intermediary between a commerce application and a payment gateway. The e-commerce payment facilitator can provide stored payment information to a commerce application based on a few simple selections by a user. This allows a user to easily and securely complete commerce transactions, which simplifies the user's checkout experience and reduces barriers to purchase. Furthermore, the e-commerce payment facilitator can pass payment details to the commerce application's payment gateway. In addition to the foregoing, methods involve dynamically and intelligently providing a user the option of using payment information stored by the network application.

Abstract: A medical or dental instrument having a metal instrument component and an RFID memory tag having a memory chip for storing data, wherein the RFID memory tag is attached to the medical or dental instrument such that the RFID memory tag is electrically connected to the metal instrument component such that the metal instrument component forms an antenna for the RFID memory tag for wireless energy and/or data transfer. An electrically conductive coupling element electrically connects the RFID memory tag to the metal instrument component forming an antenna, the electrically conductive coupling element having a planar first coupling surface on which the RFID memory tag is arranged and a second coupling surface arranged on the metal instrument component forming the antenna. A method for manufacturing or retrofitting a corresponding medical or dental instrument is also described.

Abstract: A wireless power receiving circuit module includes a first base, a second base, electronic components, a power receiving coil, and a ground conductor pattern. The number of layers of the second base is different from that of the first base, and the second base does not overlap with the first base in a plan view and shares a predetermined dielectric layer with the first base. The electronic components are mounted on a first main surface of the first base. The power receiving coil is formed in the second base. The ground conductor pattern is disposed on a second main surface side in the first base and overlaps with the electronic components.

Abstract: Systems and methods for user authentication using an authentication sequence are disclosed. The disclosed systems and methods may include a computing device for authenticating a user. The computing device may include at least one processor and at least one computer-readable medium. The at least one computer-readable medium can containing instructions that, when executed by the at least one processor, cause the computing device to perform operations. The operations may include receiving an authentication sequence provided by one or more authentication objects and authenticating the user based on the authentication sequence. The authentication sequence can be a card-swipe sequence and authentication can be performed based on characteristics of the card-swipe sequence, such as the cards used, the order the cards are used in the sequence, the timing of card use, and the type of card swipe.

Abstract: Embodiments of the present disclosure provide a touch panel and a driving method thereof, and a touch device. The touch panel includes a plurality of touch electrodes and at least one first switch element. Each of the at least one first switch element is provided between two touch electrodes of the plurality of touch electrodes, and is configured to be turned on according to a first signal from a first signal terminal such that the corresponding touch electrodes among the plurality of touch electrodes are connected via the at least one first switch element to form a coil.

Abstract: A method includes transmitting, by a radiofrequency identification (RFID) reader device, a first electromagnetic radiation at a first polarization to a scan area and second electromagnetic radiation at a second polarization to the scan area. Re-radiated first electromagnetic radiation is received from an RFID tag located in the scan area at the first polarization. Re-radiated second electromagnetic radiation is received from the RFID tag at the second polarization. A radar image is generated based on the first and second re-radiated electromagnetic radiation. One or more items of information encoded in one or more microstructure elements located on the RFID tag are decoded based on the generated radar image. An RFID reader device and an RFID system are also disclosed.

Abstract: Described is a system (SY) comprising a card (DV1) and a peripheral device (DV2) configured to cooperate together to enable a biometric print to be acquired. The smartcard (DV1) includes a biometric print sensor (10) and a control module for transmitting control signals (SG) to the peripheral device (DV2), each control signal (SG) being defined by a respective single level of an electrical characteristic. Apart from a possible internal power supply, the peripheral device (DV2) may include passive components only, including a user interface (20) configured to put itself into a predetermined state in response to each received control signal (SG), so as to guide a user in acquiring a biometric print by means of the biometric print sensor (10).

Abstract: An RFID security device for product packaging is disclosed. The security device includes an RFID tag disposed on a first portion of a product package, and a booster antenna disposed on a second portion of the product package. The RFID tag and booster antenna are positioned on the product package so that the RFID tag will be electromagnetically coupled to the booster antenna when the product package is closed, and the RFID tag will be decoupled from the booster antenna when the product package is open.

Abstract: In certain embodiments, indication-related detectable changes on a transaction token may be facilitated. In some embodiments, a transaction card may determine a state of the transaction card (e.g., during an interaction with a transaction terminal). The transaction card may generate a signal related to a color based on the state of the transaction card and cause the signal to be transmitted to a change element of the transaction card. The change element may be configured such that the change element causes one or more edges or other portions of the transaction card to be (i) a first color in response to the signal being a first signal and (ii) a second color in response to the signal being a second signal. As an example, the portions of the transaction card may turn red when the signal is a first voltage and green when the signal is a second voltage.

Abstract: A sensor device includes an A/D converter including an adder that computes a difference between an analog input signal and a predicted value, the adder includes a capacitive adder defined by a series circuit including a capacitive charge output device and a capacitor. A capacitive component in the charge output device defines a portion of the capacitance of the capacitive adder. A digital prediction filter generates the predicted value based on an output from a quantizer. The capacitive adder computes the difference between the analog input signal from the charge output device and the predicted value. The quantizer quantizes and encodes the difference. The A/D converter performs a ? modulation on the analog input signal which is converted into a digital signal.

Abstract: The present invention improves the communication characteristics of an inlay using an auxiliary antenna, while protecting the inlay from physical and mechanical external forces, shocks or the like, without being subjected to the constraints of a dipole antenna. To that end, the present invention has a configuration, including: an inlay having an IC chip and only a loop circuit antenna, on which the IC chip is mounted, and not including another antenna; a casing for accommodating the inlay therein; and a planar top cover covering one surface side of the casing. The top cover is formed of a prescribed metallic material and includes a cutout opening at least on one side. The inlay is disposed in the casing so as to be positioned inside the cutout. The top cover functions as an antenna of the inlay by being electrically connected to the inlay.

Abstract: Embodiments of the present disclosure provide apparatuses, systems, methods, and computer program products, for identification and confirmation of a user entity associated with a near-field item. An apparatus may be provided, the apparatus configured to receive, from a user device, an electronic data transmission associated with the user device and indicative of response to a near-field verification prompt. The electronic data transmission is received over a carrier network including a carrier device configured to inject identity-linked device information using a header enrichment process. The apparatus further determines an identification confirmation indicator based on the identity-linked device information; transmits, to the user device, an identification completed notification for forwarding to a service provider device; receives, from the service provider device, an identification verification query and, in response, provides the identification confirmation indicator.

Abstract: An electrostatic discharge (ESD) blocking circuit including an internal circuit, a first Schottky diode, and an ESD releasing element is provided. The first Schottky diode is coupled between a specific node and the internal circuit. The ESD releasing element is coupled between the specific node and the first power terminal. In response to an ESD event occurring at the specific node, the ESD releasing element is turned on to release the ESD current from the specific node to the first power terminal.

Abstract: The present invention relates to a display apparatus using a semiconductor light emitting device and a manufacturing method therefor and, more specifically, to a display apparatus using a semiconductor light emitting device. The display apparatus according to the present invention comprises: a wiring board which comprises a wiring electrode; a conductive adhesive layer which covers the wiring electrode; and a plurality of semiconductor light emitting devices which are coupled to the conductive adhesive layer and are electrically connected to the wiring electrode, wherein the conductive adhesive layer is applied in a patterned form on each electrode of the semiconductor light emitting devices such that a plurality of adhesive regions are provided spaced apart from each other on the wiring board.

Abstract: A method and apparatus for alerting an individual is described. A determination as to whether an individual is within a sensing area of a first device is made. The first device may be configured to provide information about a product on a shelf on which the first device is attached. In response to determining that the individual is within the sensing area, a determination as to whether to notify an occurrence of the determination that the individual is within the sensing area of the first device to at least one second device is made. In response to determining to notify, a notification may be transmitted to the at least one second device that the individual is within the sensing area of the first device. An alert may be triggered at the at least one second device based upon the transmitted notification.

Abstract: A coil component comprising a coil conductor layer wound on a plane, an outer-circumferential lead-out conductor led out on the same plane as the coil conductor layer from an outer-circumferential end of the coil conductor layer, and an inner-circumferential lead-out conductor led out on the same plane as the coil conductor layer from an inner-circumferential end of the coil conductor layer. The coil component further comprises a branch conductor disposed to branch from at least one of the outer-circumferential lead-out conductor and the inner-circumferential lead-out conductor, and extending on the same plane as the coil conductor layer.

Abstract: According to one embodiment, a semiconductor memory card includes a first pin group which includes a plurality of pins arranged in a line at an end portion on a side of an inserting direction into a connector and part of which is used both in a first and second modes; and a second pin group which includes a plurality of pins including at least two pin pairs for differential signal, is arranged so that a ground is positioned on both sides of each of the pin pairs for differential signal, and is used only in the second mode. In the second mode, among the respective pins configuring the first pin group, any of adjacent two pins are changed to a pin pair for differential clock signal, and a function of remaining pins of the first pin group is stopped.