Abstract: A wavelength-tunable laser device includes: a wavelength-tunable light source part; an optical filter; a light receiving element; and a control device. Further, the control device includes: a monitor value calculating part configured to calculate a monitor value; a storage part configured to store wavelength control information; a target value calculating part configured to calculate a control target value; and a wavelength control part configured to control the wavelength of the laser beam to be the target wavelength, and the wavelength control information is information in which a wavelength, a control reference value, and mode identification information are associated with each other, and the target value calculating part calculates the control target value based on the wavelength control information stored in association with the same mode identification information when the same wavelength as the target wavelength is different from the wavelength control information stored in the storage part.

Abstract: A cooling device including a freezing cycle including a compressor, a condenser, a pressure reducing means, and an evaporator is provided. In the cooling device, the condenser includes a first condenser and a second condenser independent from each other, the second condenser being positioned at a downstream side of the first condenser in a refrigerant channel, and the first condenser and the second condenser are connected to each other through a dew condensation preventing pipe.

Abstract: A cooling device including a freezing cycle including a compressor, a condenser, a pressure reducing means, and an evaporator is provided. In the cooling device, the condenser includes a first condenser and a second condenser independent from each other, the second condenser being positioned at a downstream side of the first condenser in a refrigerant channel, and the first condenser and the second condenser are connected to each other through a dew condensation preventing pipe.

Abstract: The present invention continuously operates remaining slave devices except for abnormal slave devices and easily detects the abnormal slave devices, and comprises: a plurality of slave devices; a master device for controlling the plurality of slave devices; a transmission line including a main transmission line connected to the master device, and a plurality of sub-transmission lines branched from the main transmission line and connecting the plurality of slave devices in series, so as to enable data communication between the plurality of slave devices and the master device and to enable mutual data communication between the plurality of slave devices; and a blocking unit interposed between the main transmission line and each of the plurality of sub-transmission lines so as to enable the separation of the sub-transmission lines from the main transmission line.

Abstract: A centralized-monitoring apparatus, which centralized monitors a device including a storage, a temperature sensor to detect a temperature therein, and a temperature-variable device to cool or heat inside the storage such that the temperature reaches a set object-preservation temperature, comprises: an input device to be input with first information indicative of a time zone in which the temperature-variable device performing power-saving operation and second information indicative of a set temperature of the time zone; a storage device to store the first-and-second information from the input device; a timing device to measure a current time; and a control device to control the temperature-variable device, based on the first-and-second information and current time, so as to start operation of turning the temperature to the set temperature when the current time reaches a starting time of the time zone, and terminate the operation when the current time reaches an ending time thereof.

Abstract: A processing method of a flat panel display apparatus in which a cathode panel having electron emitting regions and an anode panel having phosphor regions and an anode electrode are joined is provided. A predetermined voltage is applied to each electron emitting region, thereby allowing electrons to be emitted therefrom. In a predetermined row, initial electron emitting states in the electron emitting regions are measured. After that, a voltage higher than that of the electron emitting region in a row showing the low initial electron emitting state is applied to the electron emitting region in the row showing the high initial electron emitting state for a predetermined time, thereby performing aging.

Abstract: A centralized-monitoring apparatus, which centralized monitors a device including a storage, a temperature sensor to detect a temperature therein, and a temperature-variable device to cool or heat inside the storage such that the temperature reaches a set object-preservation temperature, comprises: an input device to be input with first information indicative of a time zone in which the temperature-variable device performing power-saving operation and second information indicative of a set temperature of the time zone; a storage device to store the first-and-second information from the input device; a timing device to measure a current time; and a control device to control the temperature-variable device, based on the first-and-second information and current time, so as to start operation of turning the temperature to the set temperature when the current time reaches a starting time of the time zone, and terminate the operation when the current time reaches an ending time thereof.

Abstract: A processing method of a flat panel display apparatus in which a cathode panel having electron emitting regions and an anode panel having phosphor regions and an anode electrode are joined is provided. A predetermined voltage is applied to each electron emitting region, thereby allowing electrons to be emitted therefrom. In a predetermined row, initial electron emitting states in the electron emitting regions are measured. After that, a voltage higher than that of the electron emitting region in a row showing the low initial electron emitting state is applied to the electron emitting region in the row showing the high initial electron emitting state for a predetermined time, thereby performing aging.

Abstract: The present invention provides a color cathode-ray tube, a method for manufacturing thereof, a color selection mechanism, and a flame for the color selection mechanism, in order to improve the temperature drift of the beam landing. According to the present invention, the color selection mechanism having the flame formed of a pair of supporting members and a pair of elasticity providing members in which a color selection mask is provided with tension between the pair of supporting members is provided. Also, as the flame, such as a flame in which the pair of elasticity providing members is made of a flat plate and a surface of the plates is opposed to each other, a flame in which the pair of supporting members with approximately L-shaped cross section is inclined and disposed, or a flame in which both of the elasticity providing members and the supporting members are combined can be employed.

Abstract: A display apparatus according to the present invention includes an electron beam landing pattern correction coil disposed at the rear side of a deflection yoke provided on a cathode-ray tube and a correction current generating device for generating a correction current corresponding to an electron beam landing pattern and supplying the current to this electron beam landing pattern correction coil. This correction current is obtained by selectively combining a plurality of waveform current components (e.g., DC current component, a saw-tooth wave component, a parabolic waveform component, a sine waveform component, etc.) which can respectively correct a plurality of fundamental electron beam landing patterns in response to a difference in beam-landing position. Thus, after the display apparatus has been manufactured, the difference in beam-landing position of the manufactured display apparatus can be corrected to the details on the whole screen.

Abstract: According to the present invention, in the cathode-ray tube comprising a plurality of electron guns, the distance between the color-selection mechanism and the fluorescent substance screen can be made proper and the respective color fluorescent layers of the color fluorescent screen can be regularly disposed with an equal interval. Accordingly, it will be possible to display an image of high quality. Moreover, the fluorescent screen can be manufactured with ease.