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7615962 |
Solar-powered thermometer and clock
A solar-powered clock and thermometer having solar energy system for powering an electrical subsystem is disclosed. The electrical subsystem may include lighting elements for illuminating the clock...
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7400556 |
Electronic timepiece with solar cell
An electronic timepiece with a solar cell includes a timepiece movement, a timepiece case for housing the timepiece movement, a casing ring for housing and holding the timepiece movement in the...
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7242641 |
Timepiece dial and production method therefor
A dial for a watch has a transmissive substrate ( 11 ) and a series of projections and recesses ( 11 a, 11 b ). A nontransmissive film ( 12 ) is formed in each of the recesses with a metallic film.
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7136138 |
Liquid crystal display device
A timepiece provided with a liquid crystal display panel ( 9 ) for displaying thereon at least one of time information ( 5 ) and calendar information ( 4 ), wherein a solar battery unit ( 12 ) is...
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7102964 |
Time keeping apparatus and control method therefor
When a time keeping apparatus is in a power saving mode, performing time display is stopped, and the apparatus periodically receives a time data from outside and sets the data to a second time...
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7079453 |
Timepiece and electronic apparatus with bulb-shaped semiconductor element
The present invention relates to a timepiece and an electronic apparatus, which comprise a casing, a digital face and a time counting module, both being provided in the casing. A bulb-shaped solar...
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7057102 |
Solar cell module and portable electronic apparatus with it
A solar battery module ( 5 ) is provided by forming a solar battery ( 13 ) on a surface on one side of an insulating substrate ( 12 ) and forming an electrode thin film ( 11 ), which is connectable...
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6901033 |
Electronic timepiece
In an electronic timepiece 1 having a main plate 10 , a drive circuit 36 , a stepper motor 33 , a train wheel, a dial plate, a power supply 15 , and an insulation sheet 12 , the insulation...
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6876602 |
Electronic timepiece, information processing device, method of displaying charged condition of secondary cell, and computer product
A first voltage detector detects whether the voltage of a secondary cell has reached to 1.2V and a first timer counts a time duration for which the voltage is equal to or above 1.2V. If the time...
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6791905 |
Timepiece
A timepiece is provided with a solar cell 8 comprising a power generation unit 39 , having a first electrode, a photovoltaic layer, and a second electrode, stacked up in that order on the solar...
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RE38528 |
Alarm clock with time activated and speed controlled vehicle device
The present invention is an alarm clock device which programmably and automatically coordinates the movement of one or more electric toy trains, or the like. The present invention alarm clock...
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6680877 |
Solar night splitter and event timer
A solar counter to provide an accurate way of measuring the middle of the night or another selected fraction of the day or night. The solar counter activates an electronic event when it has...
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6643223 |
Time keeping apparatus and control method therefor
When a time keeping apparatus is in a power saving mode, performing time display is stopped, and the apparatus periodically receives external time data and sets the data into a second time counter...
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6636459 |
Electronic clock and method of controlling the clock
An electronic timepiece is controlled such that, when an amount of the actual capacity that remains in storage means 30 thereof is found to be less than a predetermined amount as a result of...
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6570270 |
Power conditioner for solar power generation system
An inverter unit converts power from a solar battery into AC power and interconnects the AC power with a utility power supply. A control circuit manages the time during which the inverter unit...
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6542120 |
Solar powered GPS device
A solar powered GPS device for receiving GPS signals transmitted from GPS satellites in order to determine a time of day. The solar powered GPS device includes a housing that has an interior. A GPS...
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6538959 |
Display plate for timepieces and method for fabricating the same
An indicating plate for a timepiece is provided which is so structured as to prevent viewing of the solar cell and other items arranged thereunder through the indicating plate, which permits the...
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6521822 |
Electronic unit
In an electronic device having a solar cell and a unit driven by a power generated by the solar cell, the solar cell 10 includes a transparent substrate 12; a plurality of conductive portions ...
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6518493 |
Display device for electronic apparatus comprising solar cell
In a display device for an electronic apparatus, a circular polarizing plate constituted by a linear polarizing plate 42 and a ¼λ plate 43 is provided between a solar display board 41 and a...
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6466522 |
Indicating plate for watches
An indicating plate for a solar watch, comprising a color diffusion plate which, by virtue of the presence of a coloring agent, a coloring light diffusing agent, a colored translucent substrate, a...
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6459035 |
Photovoltaic cell having a colored appearance, particularly for a watch dial
There is described a colored photovoltaic cell ( 1 ) with a semiconductor, preferably silicon, which has high efficiency and a pleasing colored appearance, allowing it to be used as a dial for a...
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6452089 |
Solar battery module
An object of the invention is to provide a solar battery module having a high efficiency power generating ability, a harmony of design without an odd sensation, and a freedom of design. The object...
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6424600 |
Portable electronic device and control method for controlling the portable electronic device
To provide a portable electronic device which is easily shifted into a power save mode at the discretion of an operator, such as a user, and optimally reduces power consumption in accordance with...
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6396771 |
Means for recharging a watch accumulator
The present invention concerns an electric timepiece, in particular a wristwatch, supplied with electric current by an accumulator ( 16 ) intended to be recharged once flat, this timepiece ( 1 )...
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6372977 |
Electronic apparatus with a solar battery
In the case of using a solar battery formed by growing an amorphous silicon film on a substrate as a watch face for an electronic watch, there had been great restrictions with regard to the design...
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6310836 |
Timepiece
The present invention provides a timepiece having a light-receptive/emitting device such as a solar cell and an EL device in which a parting portion can be set freely and the timepiece can be...
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6301198 |
Electronic timepiece
In an electronic timepiece, in which electric power generated by a solar cell (101) is accumulated in an accumulator device (104) and a time keeping means (105) is driven with the accumulated...
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6288979 |
Solar-driven eternity clock
An electronic eternity clock is powered by solar cells. The LCD segment display is shut down during the night by the use of a sensing circuit utilizing sampling pulses from an associated...
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6229767 |
Display device and electronic watch using the device
A display device and an electronic watch permit various information to be clearly distinguished from a background when a solar battery is placed within a display area for displaying the...
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6229766 |
Dial formed of a solar cell in particular for a timepiece
The invention concerns a dial, in particular for a timepiece, formed of a solar cell including a substrate, at least one plurality of superposed layers defining at least one n-i-p or p-i-n element...
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6205091 |
Method and apparatus for controlling a solar-powered radio-controlled timepiece when a storage element is inadequately charged
In a solar-powered, radio-controlled timepiece an incorrect display can occur before the operating voltage definitively falls below the switch-off level if each pulse for the electromechanical...
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6181648 |
Electronic watch equipped with solar cell
An electronic watch is formed of a case body having a display window, a movement situated in the case body, a light transmitting digital display disposed above the movement in the case body to be...
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6172943 |
Electronic clock having an electric power generating element
An Electronic clock having an electric power generating element which is operable even in a state where the voltage of the electric power generating element is low. The electronic clock includes an...
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6147936 |
Electronic watch
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6144621 |
Charging type electronic timepiece
A charging type electronic timepiece of the present invention is configured such that a return to a correct time display is achieved after the recovery of the voltage on the basis of time...
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6122226 |
Combination electronic watch
A combination electronic watch equipped with an optic power generating unit is provided, wherein a solar member and a liquid crystal member 4c are overlapped one onto the other and windows 4c are...
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6094404 |
Display structure with solar cell, and electronic devices and timepiece powered by solar cell
The present invention provides a solar-battery-mounted display structure which comprises a solar battery (16) having a light-receiving surface (16a) disposed in a displaying portion, a...
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6067277 |
Dial formed of a solar cell in particular for a timepiece
A dial, in particular for a timepiece, formed of at least one regenerating photoelectrochemical type solar cell including a first substrate intended to be exposed to the light and a second...
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6046401 |
Display device integrated into a photovoltaic panel
A display device comprising a photovoltaic (PV) panel adapted to simultaneously produce electrically needed to operate a display and form either the background or foreground of the said display....
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6021099 |
Solar-cell watch dial and process for producing the same
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6020943 |
Display device having a display plate with a plurality of openings formed therein, disposed above an EL light emitting member
The present invention relates to a display device which is used for various types of electronic apparatuses, e.g., an electronic watch, an electronic pocket notebook, and the like, and an...
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5936914 |
Electronic appliance equipped with light emitting apparatus
In an electronic appliance equipped with a light emitting apparatus 30, a transparent sheet member 31 having a character, a pattern or other symbols is arranged on a front surface of a transmission...
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5912064 |
Dial plate for solar battery powered watch
The dial plate according to the present invention comprises a substrate formed of a ceramic material and a colored coating layer formed on the substrate. And, the colored coating layer is...
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5889735 |
Thermoelectrically powered wrist watch
A thermoelectriocally powered wristwatch has an endothermic plate affixed to the underside of a case back for absorbing external heat, and a thermal conduction plate for conducting the absorbed...
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5889734 |
Electronic timepiece
In an electronic timepiece using power supply means consisting of a solar cell and an electric double layer capacitor, whose output voltage varies, as a power supply, a plurality of driving pulse...
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5841738 |
Display unit structure for electronic device
A display unit structure for an electronic device is formed of a solar cell, and a display unit. The display unit includes a transparent base layer disposed on the solar cell, and a hologram layer...
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5835457 |
Electronic watch and method of charging the same
The electronic watch according to the invention comprises an energy source 1 (power supply), storage circuit 3, clock output unit 4, constant voltage circuit 5, voltage detection circuit 6,...
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5761158 |
Solar battery powered watch
A covering member (4), a solar battery (3) and a hand-operating mechanism-containing movement (2) are housed inside a case (1) which has a front side opening (1a), a glass (5) which is provided in...
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5581519 |
Analog indicator type electronic timepiece and charging method thereof
An analog indication type electronic timepiece includes a power generation device for transforming kinetic energy produced by motions of a user into electric energy and for causing the electric...
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5500562 |
Power switch arrangement
A split battery contact arrangement (10) for a low voltage portable electronic product having a first circuit (18) and second circuit (18) comprises a split positive battery contact having a first...
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