Patent application number | Description | Published |
20130026974 | CHARGING CIRCUIT AND CHARGING CONTROL METHOD - A charging circuit for a battery includes an input terminal configured for providing a charging voltage, a switching unit connected between the input terminal and the battery, and a protection unit. The protection unit is configured for detecting a voltage of the battery and determining whether the voltage of the battery less than a predetermined voltage and controlling the switching unit to activate or terminate charging of the battery. | 01-31-2013 |
20130028395 | TELEPHONE SWITCHBOARD AND ELECTRONIC DEVICE FOR PROVIDING POWER TO LOAD HAVING DIFFERENT RESISTANCE VALUES AT DIFFERENT OPERATION MODES - A telephone switchboard provides various operating voltages to a telephone in different operation modes. The telephone switchboard includes a control unit, an output control circuit and a voltage converter. The control unit detects the operation mode of a telephone and generates control signals to the output control unit. The output control unit controls direction of current flowing through the telephone according to the control signal, and generates a feedback signal according to any change in the operation mode of the telephone. The voltage converter receives the feedback signal and converts the received power to a suitable output operation voltage according to the feedback signal. The telephone switchboard is capable of providing various operation voltages to the telephone in the different operation modes. | 01-31-2013 |
20130154596 | SWITCHING POWER SUPPLY - A switching power supply includes an input terminal, a voltage converter, a feedback circuit, and a pulse width modulation (PWM) controller. The input terminal receives a first direct current (DC) voltage. The voltage converter transforms the first DC voltage into a second DC voltage and provides the second DC voltage to a load via transmission lines. The feedback circuit is configured for detecting voltage lost across the transmission lines. The PWM controller controls the voltage converter to adjust the second DC voltage according to the voltage loss. | 06-20-2013 |
20130162558 | ELECTRONIC DEVICE AND METHOD FOR SELECTIVELY SWITCHING OPERATION INTERFACES BETWEEN LEFT-HANDED MODE AND RIGHT-HANDED MODE - An electronic device capable of selectively switching operation interfaces between a left-handed mode and a right-handed mode is provided. The electronic device includes a touch screen, a storage unit, a touch detecting unit, a processing unit and an interface switching unit. The storage unit stores a left-handed mode operation interface, a right-handed mode operation interface, and a corresponding relationship among a number of predetermined touch operations and the left-handed and right-handed mode operation interfaces. The touch detecting unit detects a touch operation on the touch screen. The processing unit outputs a switching signal if it determines that the detected touch operation matches a predetermined touch operation. The interface switching unit determines an intended operation interface corresponding to the detected touch operation, and switches the current operation interface to the intended operation interface corresponding to the detected touch operation, according to the switching signal. A related method is also provided. | 06-27-2013 |
20130254657 | FONT ADJUSTING METHOD AND ELECTRONIC DEVICE USING SAME - A font adjusting method employed in an electronic device. The electronic device includes a display screen and a sensor. The method includes detecting a moving state of the electronic device by the sensor when the display screen is turned on; enlarging a font size of text displayed on the electronic device when the electronic device is in a moving state; and controlling the display screen of the electronic device to use the enlarged font size. | 09-26-2013 |
20130265858 | ALARM CLOCK SYSTEM AND CELLPHONE HAVING SAME - An alarm clock system includes an alarm clock setting module, an alarm clock recording module, an alarm clock studying module, a controlling module and an alarm clock. The alarm clock setting module allows a user to set alarm times at which the alarm clock is activated. The alarm clock recording module records the alarm times set by the user during a time period. The alarm clock studying module analyzes the alarm times to determine a regular repeated pattern of the alarm times and a period of the repeated pattern. The controlling module controls the alarm clock setting module to automatically set alarm times for following days in a subsequent period according to the determined pattern of the alarm times and the period of the repeated pattern. A cellphone employing the alarm clock system is also described. | 10-10-2013 |
20130266134 | COMMUNICATION CIRCUIT EMPLOYING OPTOCOUPLER - An communication circuit of a communication device includes an interface unit, a direct current (DC) control circuit, a voice output circuit includes a voice input terminal, and a voice receiving circuit includes a voice output terminal. The interface unit outputs human speech and receives human speech from another communication device. The | 10-10-2013 |
20130285689 | METHOD FOR DETECTING WORKING STATE OF I/O PINS OF ELECTRONIC COMPONENTS - In a method for detecting working states of I/O pins of electronic components, a signal is transmitted between at least two of the I/O pins. A probe of an oscilloscope is connected to an I/O pin. A waveform of the signal through the I/O pin is detected. Charges are transmitted to the probe. A working state of the I/O pin is determined by detecting whether the waveform of the signal through the I/O pin is changed when the charges are transmitted to the probe. | 10-31-2013 |
20130286024 | FONT SIZE ADJUSTMENT METHOD AND ELECTRONIC DEVICE HAVING FONT SIZE ADJUSTMENT FUNCTION - A computerized font size adjustment method of an electronic device, the electronic device includes an image capturing device. Images of a user are captured using the image capturing device at intervals. A smallest rectangle framing an eye portion of a current image of the user and a ratio of a length to a width of the smallest rectangle are calculated. Then the ratio is compared with a predetermined value range, and the font size of the electronic device is adjusted according to the comparison. | 10-31-2013 |
20140324425 | ELECTRONIC DEVICE AND VOICE CONTROL METHOD THEREOF - A voice control method is applied in an electronic device. The electronic device includes a voice input unit, a play unit, and a storage unit storing a conversation database and an association table between different ranges of voice characteristics and styles of response voice. The method includes the following steps. Obtaining voice signals input via the voice input unit. Determining which content is input according to the obtained voice signals. Searching in the conversation database to find a response corresponding to the input content. Analyzing voice characteristics of the obtained voice signals. Comparing the voice characteristics of the obtained voice signals with the pre-stored ranges. Selecting the associated response voice. Finally, outputting the found response using the associated response voice via the play unit. | 10-30-2014 |
20140347002 | ELECTRONIC DEVICE - An electronic device includes a charging socket, a protection circuit, and a battery. The charging socket includes a charging pin. The charging pin is detachably connected to a charging plug of a power supply device, receives power from the power supply device, and transmits the power to the battery. The protection circuit is connected between the battery and the charging socket, and controls whether the battery is electrically connected to the charging pin. During a process of disconnecting the charging socket from the charging plug, the protection circuit disconnects the battery from the charging pin before the charging pin is disconnected from the charging plug. | 11-27-2014 |