85 results about "Electric clock" patented technology

The invention relates to a refrigerator control method and device, which comprises a main control board, a display panel, an EEPROM memory is arranged on the main control board, a signal input device connected to the main control board, an electronic clock with an independent power supply and an interface connected to a printer. Using the refrigerator of the present invention, the user can inquire about the information of the items stored in the refrigerator at any time, and can be notified by the refrigerator of the items that have reached the shelf life at any time, which is convenient for the user to implement effective management of the food in the refrigerator.

According to an electronic timepiece of the invention, when a secondary battery is in an uncharged state and an oscillation circuit, a display unit, and a CPU are restored from an inoperable state to a normally charged state which makes the respective members to be operable, the electronic timepiece activates and oscillates the oscillation circuit when a secondary battery voltage reaches a predetermined first voltage (for example, 0.9 V), and cancels a reset of the CPU when the secondary battery voltage reaches a predetermined second voltage (for example, 1.2 V), and starts a time-of-day display on the display unit when the secondary battery voltage reaches a predetermined third voltage (2.2 V).

The invention relates to a photoelectric phase demodulation phase locking device based on a Mach-zehnder modulator. The device comprises a light clock oscillating source, an electric clock oscillating source, the Mach-zehnder modulator, a photoelectric detector, a loop filter, a signal gatherer and a signal feedback link. According to the device, the Mach-zehnder modulator is taken as a photoelectric phase demodulation unit to load an electric clock signal to a light clock signal, and a phase error of the two clock signals is detected through a photoelectric conversion unit, on the other hand, the detected phase error signal is fed back through the loop filer to a light clock signal source or an electric clock signal source to realize locking of the two clock signals. The device is advantaged in that the device has crucial significance to improve performance of microwave photonics systems requiring high coherence signal sources, such as microwave photon radars and coherence communication systems.

The invention relates to a method for displaying an electronic clock and a device; the method comprises the following steps of: (1) providing time parameters; (2) setting time conditions and display modes corresponding to time conditions; (3) selecting display modes corresponding to the time conditions when the time parameters are in accordance with the time conditions; (4) displaying the time parameters according to the display modes. The invention displays the time for users in multiple modes through setting the time conditions and changing the display modes and can meet the requirement of a single user and different users.

In an LSI system, a short optical pulse train is guided to an optical divider which divides the short optical pulse train into first and second short optical pulse trains. A retardation of ½ of the pulse period is produced between the first and second short optical pulse trains. The first and second short optical pulse trains are guided to first and second photodiodes on an LSI chip and are converted in the first and second electric current pulse trains, respectively. The first and second electric current pulse trains are supplied to an electrical clock output terminal electrically connected to the first and second photodiodes so that the electrical clock output terminals generates an electric clock pulse.

The invention discloses an electronic clock correcting method based on audio transmission. One correcting device transmits information to one or a plurality of corrected devices. The electronic clock correcting method based on audio transmission comprises that (1) the correcting device transmits information and the process comprises the steps of starting clock correction after software start, extracting own clock information and performing audio coding on the information, performing audio coding on starting sign information and ending sign information and attaching the audio-coded starting sign information and ending sign information to the head and the tail of the audio-coded clock information to form audio-coded information to be transmitted, and then transmitting the audio-coded information to be transmitted to a loudspeaker so that the loudspeaker is capable of transmitting the information to the corrected devices in the form of a voice signal, and (2) the corrected devices receive the information through the steps opposite to the steps of transmitting the information, and finally, the extracted clock information is forcibly transmitted to clock chips to change to clock display of the corrected devices, and therefore, electronic clock correction is finished. The electronic clock correcting method based on audio transmission is characterized in that the audio which is easiest to implement and most convenient to operate is used for transmitting the time information to realize quick correction of the electronic clock, and therefore, the efficiency and the operation convenience are improved.

The invention discloses a colorful page turning clock. A clock frame of the clock is fixed with an electric clock movement, and the clock movement is connected with each of an hour rotating wheel and a minute rotating wheel; forty-eight evenly distributed blades are arranged on the hour rotating wheel, and sixty evenly distributed minute blades are arranged on the minute rotating wheel; the front color is the same as that of the back face of a prior blade, and the hour blades are different in color; compression springs of the clock frame are pressed on the upper parts of the hour blades and the minute blades respectively; a cam closes to the side of the minute rotating wheel closing to the clock frame, and is gradually raised to a platform height in clockwise direction; a convex platform is terminated at a convex angle of every minute blade; a converting rod, a left converting piece, and a right converting piece are arranged on the clock frame. According to the colorful page turning clock, the clock display is more original, and every color represents different times; time can be learned through the color display. Meanwhile, the blade turning can be well controlled.

The invention discloses a small-scale type flip clock. An electric clock movement is fixed on a clock stand and is connected with an hour wheel and a minute wheel; 48 hour blades are uniformly distributed on the hour wheel, and 60 minute blades are uniformly distributed on the minute wheel; the hour blades and the minute blades are respectively marked with numbers in sequence; compression springs which compress the upper parts of both the hour blades and the minute blades are arranged on the clock stand; one side, which is near to the clock stand, of the 59th minute blade is provided with a lobe, and one side, which is near to the clock stand, of the minute wheel is provided with a cam; the cam is raised gradually clockwise to the height of a platform and is stopped on the lobe of the 59th minute blade; the clock stand is provided with a changeover rod, a left changeover sheet and a right changeover sheet; the left changeover sheet and the right changeover sheet are elastic sheets, and one ends of the left and right changeover sheets are fixed on the clock stand. The flipping of the blades of the small-scale type flip clock can be well controlled, and the hour blades and the minute blades can flip simultaneously on the hour through a precision mechanism of the minute wheel and show time accurately.

The invention discloses an electric clock shell which has the function of self-lubricating and is manufactured by a biodegradable plastic. The invention is manufactured by the materials according to the following weight percentages: 30 to 50 percent of soybean dreg powder, 10 to 20 percent of inorganic powder fittings, 30 to 50 percent of carrier resin as well as 2 to 5 percent of lubricating dispersant. The preparation method of the electic clock shell is as follows: the materials are fed into a high-speed mixer according to proportions and stirred for 10 minutes at a high speed; then the materials after being uniformly mixed are dried; the mixture is then extruded by an extruding machine with a single screw rod or double screw rods and manufactured into the master batches of the biodegradable plastic; themaster batches of the biodegradable plastic are arranged in the screw rod extruding machine for being extruded and shaped into the product of the electric clock shell. The invention can reduce the production cost and improve the mechanical intensity as well as the biological degradability.

In order to provide an electronic clock with a simple structure and excellent durability and to change the date display of the date display device according to the rotation of the time hand, the 24 o'clock detection switch detects 24 o'clock, when the tooth crown used to rotate the time hand The crown rotation switch is set ON when the crown rotation switch is normally rotated by a predetermined angle and is set ON when the crown rotation switch is reversely rotated by a predetermined angle, and the control circuit operates based on the number of operations for which the crown rotation switch is set ON. Determine whether the rotation direction of the tooth crown is normal rotation or reverse rotation. When the 24 o'clock detection switch detects 24 o'clock, the control circuit 106 will perform normal rotation or reverse rotation in the direction consistent with the determination result of the rotation direction of the tooth crown. Turn the date display of the date display device to change the date to tomorrow or yesterday.

The invention relates to a multifunctional clock synchronization device used for clock synchronization and time keeping of an electronic transformer checking system. Without network, synchronous clock pulses can be provided to remote electronic transformers in real time by using an SOPC (System On Programmable Chip) system based on FPGA (Field Programmable Gate Array) and a peripheral interface conversion circuit so that long-distance connection of optical fibers or cables is avoided; meanwhile, the synchronous clock pulse delay caused by cable length is also avoided; and assurance is offered for reliable field calibration of the electronic transformers. The multifunctional clock synchronization device is characterized in that each electronic transformer in the checked system is connected with the SOPC system based on FPGA and the peripheral interface conversion circuit; and the peripheral interface conversion circuit comprises an external input GPS (Global Positioning System) light, an electric clock signal conversion circuit and forward and reverse light and electric conversion output circuit.

The invention discloses an electronic clock based on a single-chip microcomputer. The electronic clock utilizes the stc89c52 single-chip microcomputer as a main control module circuit. A single-chip microcomputer minimum system mainly comprises a reset portion, a clock portion and a power supply portion. The clock portion is realized mainly by utilizing a Nixie tube. The clock portion also comprises a temperature detection portion which adopts a DS18B20 temperature sensor and is connected with the single-chip microcomputer through a three-wire system; the reset portion carries out control through keys; and the power supply portion utilizes a battery to supply power and can realize stable voltage output through a 5-volt voltage-stabilization chip, and a diode is also added. The electronic clock is also added with a serial port communication mechanism; the hardware utilizes a max202 chip as the main chip; the serial port 0 of the single-chip microcomputer is utilized to realize multi-machine synchronous timing; the electronic clock in the invention not only can show time accurately, but also can be set by adjusting time through the independent keys; and the electronic clock has the alarm clock setting and the time reset functions.

The present invention discloses an electronic clock capable of detecting a working status. The electronic clock comprises a display state detecting circuit for determining a real time of a clock, a wireless communication circuit I which is connected to a computer of a server end via a network and is used for uploading the working status of the clock and receiving an accurate time, a power detection circuit which is connected to a single-chip microcomputer I, and measures electronic clock battery power and output current, the single-chip microcomputer I which coordinates the working of variousparts and is used for the synchronization of a clock circuit I, and the clock circuit I which is internally provided with a temperature measuring device, a fine-tuning capacitor and a rotation knob. At the same time, the invention also provides a clock detection and error calibration method. The invention provides the electronic clock capable of detecting a working status, the real-time detectionof whether working is normal or not and whether power is sufficient is realized, at the same time, an occasional error and a system error can be automatically calibrated.

The invention relates to the geophysical apparatus technology, in particular to an earthquake precursor predicting and forecasting system device which is composed of a deep hole, an infrared thermometer, a computer, a photography instrument, a conducting wire, a pendant cord, a clock, a bracket and a sealing-plug, wherein, the computer, the photography instrument and the conducting wire are mutually matched for composing a photography monitoring system, and carrying out real-time monitor to the temperature value of the infrared thermometer and the clock; the photography instrument mutually corresponds to the infrared thermometer, and is correspondingly matched with the infrared thermometer; the infrared thermometer, the clock and the photography instrument are fixed on the bracket in a mutual matching manner, and are connected with an electric wire; the bracket is connected with the pendant cord; the clock can be an electric clock; the electric wire provides power for the infrared thermometer and the clock; and the pendant cord has the functions of positioning the bracket, the infrared thermometer, the clock and the photography instrument at the lower end and the bottom part of the deep hole from the upper end of the deep hole, and pulling the bracket to the ground from the bottom part of the deep hole. Another embodiment is composed of a deep hole, a barometer, a computer, a photography instrument, a conducting wire, a clock and a sealing-plug, wherein, the clock, the photography instrument, and the barometer are fixed on a bracket in a matching manner; and the bracket is fixed on the outer surface of the sealing-plug in a matching manner. The invention is applicable to the predication and the forecast of 5-8 grade earthquakes.

The invention provides a data line watch with low-capacity portable power source, which is characterized by comprising a data line main body, a first USB connector and a second USB connector respectively arranged at two ends of the main body, and an electricity storage device arranged on the data line main body. The power input end of the electricity storage device is connected on a power lead in the data line main body, and the power output end of the electricity storage device is connected to an electronic clock device and power pins of the second USB connector; the electronic clock device comprises a working circuit and a display screen, the display screen fits to the data line main body and is exposed on the watch side of the data line main body, or the surface of the data line main body comprises a transparent window available for directly observing the display screen. According to the invention, a USB data line and a watch are integrated together, even if users temporarily have no requirement of charging or data transmission, the users are used to wear the data line watch outside, the data line watch can be detached and used anytime, anywhere, while in an occasion without a power source, the data line watch with low-capacity portable power source can perform emergency charging on a mobile phone with the electricity in the electricity storage device, so that the data line watch with low-capacity portable power source is practical, portable and fashionable.

The invention relates to an electronic clock, which comprises a power supply (6), a voice broadcast device (3), a clock body (1), and a control module (2) arranged in the clock body (1), wherein the power supply (6) is connected with the control module (2) so as to provide electricity for all devices, the voice broadcast device (3) is connected with the control module (2), the voice broadcast device (3) obtains information about time through the control module (2) and broadcasts the information, and the electronic clock also comprises a sound sensor (4) connected with the control module (2). The electronic clock has a simple structure, has the function of receiving voice and answering and telling the time, and can bring good use feeling for a user.

The invention discloses an alternating current power supply electronic clock with a power saving structure, comprising an electronic clock main body, which is characterized in that the electronic clock is provided with a power-switching circuit capable of saving power, the power-switching circuit is positioned outside the electronic clock main body and connected with the electronic clock circuit of the electronic clock, transfers the voltage of an urban electricity power supply circuit into a direct voltage consistent with the time oscillating frequency of the electronic clock and outputs thedirect voltage to the power output end of the electronic clock circuit. The power-switching circuit comprises a rectifying circuit, an auto-excitation type intermittent oscillation circuit, an outputcircuit and a feedback circuit, wherein the auto-excitation type intermittent oscillation circuit comprises a switch transformer T1, a flux reset circuit, a power regulation chip IC1 and a supply circuit of the power regulation chip. The invention has the characteristics of high electric energy transformation efficiency, obvious energy saving effect, high stability of output voltage, little sourceeffect and load effect, small volume, light weight, global utilization and the like.

The invention relates to an ultrasonic motor, an electronic timepiece, and an electronic apparatus, which includes an ultrasonic rotor formed from a base resin of thermoplastic resin. Moreover, the invention includes an ultrasonic rotor which contacts with an ultrasonic stator under pressure, the ultrasonic rotor being formed from a filler containing resin. Alternatively an electronic timepiece with the ultrasonic motor is constructed. Furthermore, an electronic apparatus with the ultrasonic motor which is constructed.

The invention relates to a histogram-type electronic clock and belongs to the technical field of electronic clocks. The histogram-type electronic clock uses three dynamic histograms to represent the 'hour', the 'minute' and the 'second', time values are reflected on the dimension (the foreground color), from bottom to top, of each histogram to form a time histogram, 60 equal division point scalesare arranged on each dimension, the 'hour' histogram is labeled as 0-12, and the 'minute' and 'second' histograms are labeled as 0-60 (referred to an appended drawing of the abstract). The histogramsare constituted by three strip-type dot-matrix-shaped liquid crystal displays (LCDs), time information (the hour, the minute and the second) in a clock chip 8563 is read by a computer chip 89C51 of asingle chip microcomputer, and the computer chip 89C51 of the single chip microcomputer displays the real-time histogram-type time (for example, the time shown as the appended drawing of the abstractis 6:30:10) on the three LCDs correspondingly according to the time information. The electronic lock has the advantages that the histograms are good in visualization and figurativeness, the time is convenient to read rapidly, especially when the electronic lock is applied to a car, for example, time looking is convenient and safe during driving on a highway, time looking is as rapid as looking ofan autometer, because the picture looking reaction capacity of a human brain is faster than the text looking reaction capacity of the human brain.