Abstract:
PROBLEM TO BE SOLVED: To solve a problem in an inclined evaporation type nano gap switch element in the prior art: the switching electric characteristics change in an ambient and finally the switching characteristics are not exhibited in the element having this structure because variations are caused in electric characteristics of a large number of two electrodes due to site dependency on a wafer and dependency per wafer which appear on a distance between the two electrodes. SOLUTION: In the memory element having a laminate structure configured by at least a first conductive film 130, a first insulating film 110 and a second conductive film 230, an opposite portion between the first conductive film 130 and the second conductive film 230 is provided via a first hole 180 provided in the first insulating film 110 and the memory element is configured by the first conductive film 130, the second conductive film 230 and a gap g between and the first conductive film 130 and the second conductive film 230 in the first hole 180. The first hole 180 and the gap g may be interrupted from an ambient air. COPYRIGHT: (C)2010,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide a microphone unit having a flat frequency characteristic. SOLUTION: The microphone unit 120 includes a housing 200, a first substrate 210, a second substrate 220, a vibration unit 230, a diaphragm 232, an ASIC 240, and a dummy component 300. The dummy component 300 is mounted on the substrate 210 so as to be positioned under an opening 130. COPYRIGHT: (C)2010,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide a differential microphone unit having a small area where sound cannot be detected. SOLUTION: A differential microphone unit 110A (110B) includes a housing 612 having a first space and a second space which are formed therein, and a first vibration film arranged inside the housing 612. In the housing 612, there are formed a first opening 612A communicating the first space with the outside, and a second opening 612B communicating the second space with the outside. The dimension in a first direction, which is perpendicular to a straight line passing through the respective centers of the first opening 612A and the second opening 612B, is longer than that in a second direction which is in parallel with the straight line passing through the respective centers of the openings. COPYRIGHT: (C)2010,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide a voice input device and a voice conference system for suppressing surrounding noise together with delay distortion and extracting the voice of a speaking person with high fidelity. SOLUTION: The voice input device 1 includes a first microphone 40, a second microphone 50 and an attaching portion 30, and receives voices and outputs voice data. The voice input device 1 includes a first voice hole 41 corresponding to the first microphone 40, a second voice hole 51 corresponding to the second microphone 50, a signal processing section 60 performing signal processing based on the output of at least any one of the first microphone 40 and the second microphone 50, and a wireless transmitting section 70 for wirelessly transmitting the voice data on the basis of an output signal of the signal processing section 60. The signal processing section 60 performs signal processing based on the outputs of the first microphone 40 and the second microphone 50, and is provided at a position where the distance between the first voice hole 41 and the second voice hole 51 is ≤16.5 mm. COPYRIGHT: (C)2010,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide a concentration measuring system and method capable of detecting a detection target substance within a proper detecting concentration range even if the concentration of the detection target substance is unknown by a simple constitution to measure the concentration of the detection target substance. SOLUTION: The concentration measuring system includes an enzyme sensor 10 having a supply layer L1 receiving the supply of a fluid sample containing the detection target substance, the detection layer L2 arranged adjacent to the supply layer L1, the permeable membrane 400 arranged so as to separate the supply layer L1 and the detection layer L2 and permitting at least the permeation of the detection target substance, the electrode 240 arranged to the detection layer L2 in opposed relation to the permeable membrane 400 or the like, a valve drive device 40 for adjusting the pressure applied to the permeable membrane 400, and a supply side flow rate adjusting valve 42. The concentration of the detection target substance is measured on the basis of the detection result data related to the detection results of the enzyme sensor 10 and the adjusted pressure applied to the permeable membrane 400. COPYRIGHT: (C)2010,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide a miniaturized microphone unit which packages differential microphones densely. SOLUTION: The microphone unit includes a cover part 30 and a microphone substrate 10. A first substrate internal space 15 communicates with a cover part internal space 32 via a first substrate opening part 11 and a cover part opening part 31 and further communicates with the outside via a second substrate opening part 12. A second substrate internal space 16 communicates with the cover part internal space 32 via a third substrate opening part 13 and the cover part opening part 31 and further communicates with the outside via a fourth substrate opening part 14. A partition part 20 covers a communication hole between the first substrate opening part 11 and the cover opening part 31. A vibration plate 22 covers at least a part of the communication hole between the first substrate opening part 11 and the cover part opening part 31. COPYRIGHT: (C)2009,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide a high-quality microphone unit having a small external form and high noise removal, and to provide a manufacturing method thereof. SOLUTION: The microphone unit has a case 701 having an internal space; a wiring substrate 704, which is provided in the case, divides the internal space into a first space 709 and a second space 710, and at least partially includes a vibrating film 703; and an amplifier part 705 mounted on the wiring substrate to output an electrical signal on the basis of vibrations of the vibrating film. In the case, a first through-hole 706 for making the first space communicate with the external space of the case, a second through-hole 707 for making the second space communicate with the external space of the case, and an electrode part 708 connected to the amplifier part are formed. COPYRIGHT: (C)2009,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide a voice input device with a function of eliminating noise components, and also to provide its manufacturing method and an information processing system. SOLUTION: The voice input device includes: a first microphone 710-1 with a first vibrating membrane; a second microphone 710-2 with a second vibrating membrane; and a difference signal generating unit 720 that generates a difference signal between a first voltage signal and a second voltage signal. The first and second vibrating membranes are disposed to make a noise intensity ratio smaller than an input voice intensity ratio indicative of a ratio of the intensity of input voice components. The difference signal generating unit 720 includes: a gain unit 760 that gives a predetermined gain to the first voltage signal; and a difference signal output unit 740 that generates and outputs a difference signal between the first voltage signal to which the gain unit gives the predetermined gain and the second voltage signal. COPYRIGHT: (C)2009,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide an organic semiconductor device that applies a desired current in an organic semiconductor material. SOLUTION: The organic semiconductor device has a substrate 1, a Cu thin-film 2 formed on the substrate 1, a contact layer 3 connected to the Cu thin-film 2 so as to function as an anode electrode, a hole injection layer 4 deposited and formed on the contact layer 3, an organic semiconductor material 5 deposited and formed on the hole injection layer 4, and a cathode electrode 6 connected to the organic semiconductor material 5. The organic semiconductor device is formed such that a difference between a work function of the contact layer 3 and a HOMO level of the organic semiconductor material 5 is less than 0.5 eV. COPYRIGHT: (C)2009,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide an electrochromic display device capable of reliably erasing a display without strictly controlling the amount of energization when erasing the display by performing energization in the reverse direction to the energization for display. SOLUTION: The electrochromic display device 100 comprises: a first substrate 10; first electrodes 20; a second substrate 30; second electrodes 40; and an electrochromic composition layer 50, whereby displaying is performed by energization between the first electrodes 20 and the second electrodes 40 and, at the same time, erasing of display is performed by energization in the reverse direction to the energization for the displaying. In the electrochromic display device 100, the electrochromic composition layer 50 contains a leuco dye 52a as an electron donating dye precursor and is provided with an electrochromic composition 52 to which an adsorbent 53 (aluminum oxide and/or aluminum hydroxide) of adsorbing the leuco dye 52a upon the energization for erasing is added. COPYRIGHT: (C)2009,JPO&INPIT