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3689 results about "Operating time" patented technology

Operating time(Noun) The time interval between the instant of the occurrence of a specified input condition to a system and the instant of completion of a specified operation.

Electronic mail system, computer device, and remote notification method

InactiveUS6237027B1Wasteful consumption of battery powerUnnecessary accessPower managementNetwork topologiesCommunication unitTerminal equipment
In an electronic mail system, including a computer device and an arrival notification method, a user can confirm an arrival of electronic mail regardless of where he is and a drop in operating time of a portable information terminal device can be prevented. The computer device has a first communication unit for receiving and transmitting the electronic mail from / to other computer devices and detecting the arrival of electronic mail, a second communication unit for communicating with the portable information terminal device through a predetermined communication circuit, a memory wherein identification information of the portable information terminal device is stored, and a communication controller for informing the arrival of electronic mail to the portable information terminal device based on the identification information when the arrival of electronic mail is detected. Since the arrival of electronic mail is informed to the portable information terminal device side from the computer device side, the arrival of electronic mail can be informed to the user who is away from the computer device side, thus making the access from the portable information terminal device side unnecessary so that, wasteful consumption of battery power can be avoided.
Owner:SONY CORP

Remote camera relay controller method and apparatus

A remote camera relay method and apparatus for remotely operating a self-contained, unattended digital camera over a communications link. Format conversion means are included for transparently relaying control signals and remote image data between a local host processor and the remotely located digital camera, independently of specific camera command and image protocols. It thereby functions as a universal remote image transmission adapter, operable as an attachment for use with self-contained digital cameras. A portable enclosure is provided for accommodating the remote relay communications and control electronics and for attaching a hand-held digital camera thereto. Further means are included for remotely actuating the pan and tilt orientation of the camera in accordance with field-of-view selection commands. Data rate conversion and error correction coding are included for providing reliable, low power image forwarding. The communications channel could be a dial-up telephone system, a network connection, modem, an infra-red link or a wireless RF link, for example. Additional control means are provided for remotely selecting the camera field of view for image capture, and includes the ability to access only those subsets of image scenes for which viewing permissions are authorized. A further mode of operation includes protocol training whereby host photographing commands are captured by the remote relay invention during on-line operation, then replayed at programmed times resulting in automatic scheduled remote image capture. Power management is provided for maximizing operating time when used in low power, portable, battery operation.
Owner:CONOVAL PAUL

Implantable power management system

The method and system for managing power supplied from a charging circuit to a power source in an implantable medical device comprises the steps of and circuitry for: measuring the current drain of the medical device; measuring the elapsed time since the last full charge of a power source of the device; calculating the actual capacity of the power source (corrected for fade) based on the variable of current drain and the variable of elapsed time; calculating the operating time based on the variable of current drain and the variable of the actual capacity of the power source; measuring the voltage of the power source; signaling the medical device when the power source voltage has reached a certain low value which requires disconnection from the power source; disconnecting, during discharging, the power source from the medical device upon the power source reaching a certain low voltage in order to prevent deep discharging of the power source and subsequent damage; precisely limiting the charging voltage to the power source in order to prevent overcharging beyond safe limits; disconnecting, during charging, the power source from the charging circuit upon the power source reaching a certain high voltage in order to prevent overcharging of the power source and subsequent damage; sensing when the electromagnetic waves being transmitted by an RF transmitter/charger induce a voltage level above a certain value at an RF receiver of the implanted power management system; reconnecting power supply inputs of the medical device to the power source upon sensing this induced high voltage level; monitoring the temperature of the power source during charging and discharging; disconnecting the charging circuitry from the power source if the temperature of the power source raises above a certain level during charging; reconnecting the charging circuitry to the power source when the temperature of the power source drops below a certain low value during charging; disconnecting the implanted medical device from the power source if the temperature of the power source raises above a certain level during discharging; and, reconnecting the medical device to the power source when the temperature of the power source drops below a certain low value during discharging.
Owner:EXONIX

Implantable power management system

The method and system for managing power supplied from a charging circuit to a power source in an implantable medical device comprises the steps of and circuitry for: measuring the current drain of the medical device; measuring the elapsed time since the last full charge of a power source of the device; calculating the actual capacity of the power source (corrected for fade) based on the variable of current drain and the variable of elapsed time; calculating the operating time based on the variable of current drain and the variable of the actual capacity of the power source; measuring the voltage of the power source; signaling the medical device when the power source voltage has reached a certain low value which requires disconnection from the power source; disconnecting, during discharging, the power source from the medical device upon the power source reaching a certain low voltage in order to prevent deep discharging of the power source and subsequent damage; precisely limiting the charging voltage to the power source in order to prevent overcharging beyond safe limits; disconnecting, during charging, the power source from the charging circuit upon the power source reaching a certain high voltage in order to prevent overcharging of the power source and subsequent damage; sensing when the electromagnetic waves being transmitted by an RF transmitter / charger induce a voltage level above a certain value at an RF receiver of the implanted power management system; reconnecting power supply inputs of the medical device to the power source upon sensing this induced high voltage level; monitoring the temperature of the power source during charging and discharging; disconnecting the charging circuitry from the power source if the temperature of the power source raises above a certain level during charging; reconnecting the charging circuitry to the power source when the temperature of the power source drops below a certain low value during charging; disconnecting the implanted medical device from the power source if the temperature of the power source raises above a certain level during discharging; and, reconnecting the medical device to the power source when the temperature of the power source drops below a certain low value during discharging.
Owner:EXONIX
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