Patent application number | Description | Published |
20090008131 | Flexible printed-circuit board - A flexible printed board that is adapted to high-speed transmission and can mount a plurality of connectors at low cost is provided. The board comprises a flexible printed board body | 01-08-2009 |
20110128060 | DELAY ADJUSTMENT DEVICE AND DELAY ADJUSTMENT METHOD - Provided is a delay adjustment device for adjusting delay of a strobe signal, which specifies when to read a data signal on a data line, with respect to the data signal in order to perform data transfer with an external memory. A testing unit | 06-02-2011 |
20120112737 | IC CURRENT MEASURING APPARATUS AND IC CURRENT MEASURING ADAPTER - Provided is an IC current measuring apparatus provided between an IC and a substrate. The IC current measuring apparatus electrically connects each of a plurality of IC-facing terminals and a different one of a plurality of substrate-facing terminals. Especially, resistances are each inserted into a path between an IC terminal targeted for measurement and a substrate terminal corresponding thereto. Furthermore, the IC current measuring apparatus is provided with terminals each used to measure a voltage between both ends of an inserted resistance corresponding thereto. Accordingly, a measurer who measures current flowing through an IC-facing terminal can measure the current flowing through the IC-facing terminal by providing the IC current measuring apparatus between the IC targeted for measurement and the substrate and measuring a voltage between both ends of an inserted resistance corresponding to the IC terminal through which current he/she wishes to measure flows. | 05-10-2012 |
20120122400 | PROXIMITY WIRELESS COMMUNICATION APPARATUS INCLUDING FIXED HOUSING AND MOVABLE HOUSING ROTATED ENDLESSLY - One array antenna including three induction coils is formed on an application integrated circuit of a fixed housing. Eight array antennas, each of which is arranged in a manner similar to that of the array antennas of the application integrated circuit, are formed at intervals of 45 degrees around a rotation axis on an imaging process integrated circuit of a movable housing. A controller selects one of the eight array antennas of the imaging process integrated circuit so that a magnitude of a difference between a rotation angle of a movable housing and a rotation angle of the movable housing becomes equal to or smaller than 22.5 degrees based on the rotation angle of the movable housing, and controls a stepping motor so that a selected array antenna opposes to the array antenna on the application integrated circuit. | 05-17-2012 |
20120241888 | SEMICONDUCTOR DEVICE USING CLOSE PROXIMITY WIRELESS COMMUNICATION - The present invention provides a semiconductor device capable of changing the setting of the internal operation mode without increasing the number of terminals of the semiconductor device. The semiconductor device | 09-27-2012 |
20120258661 | ELECTRONIC CIRCUIT SYSTEM, ELECTRONIC CIRCUIT DEVICE, AND WIRELESS COMMUNICATION DEVICE - Provided is an electronic circuit system that reduces at least one of a constraint on a positional relation between two electronic circuit devices and a constraint on the number and an arrangement of coils included in each device, when close-coupled wireless communication is established. In the electronic circuit system, wireless communication utilizing inductive coupling between antennas is established between first and second electronic circuit devices. The second electronic circuit device includes an electronic circuit, a plurality of antennas, a connection information generation unit and a connection switching unit. The connection information generation unit selects one of the plurality of antennas to be paired with an antenna included in the first electronic circuit device for use in wireless communication, and the connection switching unit switches one or more of the plurality of antennas to be connected to the electronic circuit. | 10-11-2012 |
20130037965 | THREE-DIMENSIONAL INTEGRATED CIRCUIT, PROCESSOR, SEMICONDUCTOR CHIP, AND MANUFACTURING METHOD OF THREE-DIMENSIONAL INTEGRATED CIRCUIT - One aspect of the present invention is a three-dimensional integrated circuit | 02-14-2013 |
20130065635 | COMMUNICATION DEVICE, COMMUNICATION SYSTEM - A detection signal transmitting unit | 03-14-2013 |
20130149963 | COMMUNICATION DEVICE PERFORMING MEDIUM DETECTION BY NEAR FIELD COMMUNICATION, EXTERNAL DEVICE, AND EXTERNAL MEDIUM COMMUNICATION SYSTEM - In an external medium communication system including a non-contact card | 06-13-2013 |
20130251017 | PROXIMITY CONTACTLESS COMMUNICATION APPARATUS CAPABLE OF SELECTING APPROPRIATE ENCODING METHOD ACCORDING TO BANDWIDTH BETWEEN ANTENNAS - A comparator circuit compares a test pattern generated by a test pattern generator circuit, with a test pattern transmitted to a memory card and returned from the memory card. A control circuit determines a bandwidth corresponding to frequency components correctly transmitted between a host apparatus and the memory card, based on the returned test pattern, and selects an encoding method requiring a maximum available bandwidth. The control circuit generates a notification message indicating the selected encoding method, and encodes the notification message using the selected encoding method, and transmit the encoded notification message to the memory card. The control circuit establishes communication between the host apparatus and the memory card, when receiving a response message including an acknowledgement to the notification message, from the memory card. | 09-26-2013 |
20140056368 | CONTACTLESS COMMUNICATION SYSTEM AND DIPOLE ANTENNA - Provided is a contactless communication system in which each device performing communication in the system includes a dipole antenna having a length which is less than half of wavelength of a clock frequency of digital baseband signals which are communicated. The dipole antennas are disposed in opposing positions to one another. The contactless communication system performs short distance contactless communication of the digital baseband signals using a frequency band which does not include a resonant frequency of the dipole antennas. | 02-27-2014 |
20140323046 | ANTENNA, TRANSMITTER DEVICE, RECEIVER DEVICE, THREE-DIMENSIONAL INTEGRATED CIRCUIT, AND CONTACTLESS COMMUNICATION SYSTEM - A system including a device with a first chip and a device with a second chip, to realize contactless communication therebetween. The first chip includes a transmitter circuit converting parallel data into a differential signal and a transmitting antenna transmitting the signal to the second chip. The second chip includes a receiving antenna receiving the differential signal from the transmitting antenna and a receiver circuit converting the differential signal into the parallel data. The transmitting and receiving antenna each include at least two antenna elements, first and second terminals, and first and second junctions. The antenna elements consist of wiring lines on the chips. The terminals are connected with circuits on the chips. At the first junction, first ends of the antenna elements meet to connect to the first terminal. At the second junction, second ends of the antenna elements meet to connect to the second terminal. | 10-30-2014 |
20140354070 | NON-CONTACT SWITCH DEVICE - The present disclosure aims to provide a high-durability switch device. The switch device includes: a switch key top and a switch key bottom that are freely displaceable relative to each other, the switch key top including key top reception and transmitting coils that are connected to each other, and the switch key bottom including: a key bottom transmitting coil having a relative positional relationship with the key top receiving coil that changes according to a relative displacement operation with respect to the switch key top; a key bottom receiving coil having a relative positional relationship with the key top transmitting coil that changes according to the relative displacement operation with respect to the switch key top; a current supplier supplying current to the key bottom transmitting coil; and a determiner determining relative displacement with respect to the switch key top from induced current in the key bottom receiving coil. | 12-04-2014 |