摘要:
In the method for the adapted precontrol and feedback control of the air/fuel mixtures to be supplied to the two fuel-metering devices of an internal combustion engine, which has two separate exhaust-gas channels with a lambda probe and a catalytic converter in each channel, a common value of the precontrol manipulated variable and a common lambda desired value are determined for both fuel-metering devices. On the other hand, values of a control manipulated variable are determined separately for each fuel-metering device and values of precontrol adaptation variables, which are dependent upon the values of the control manipulated value, are determined and are superposed separately one after the other on the common precontrol value. This method makes it possible to manage with a single device for both cylinder banks which are to be operated in a stereo lambda control.
摘要:
The invention relates to a method and a device for adjusting operating parameters of an internal combustion engine. Time-independent programs are executed in a low-priority background program and programs dependent on the crank angle are executed in a high-priority synchroprogram. Time-dependent programs are divided into different groups, specifically into at least one group of time-dependent programs of shortest interval and at least one composite group which contains the group of time-dependent programs of shortest interval. When a predetermined grid interval has elapsed, a particular group of time-dependent programs, that is either a group of time-dependent programs of shortest interval or a composite group, is run through.
摘要:
Enacted in a stereoscopic display system, a method to display a virtual object at a specified distance in front of an observer. The method includes sensing positions of the right and left eyes of the observer, and based on these positions, shifting a right or left display image of the virtual object. The shift is of such magnitude and direction as to confine the positional disparity between the right and left display images to a direction parallel to an interocular axis of the observer, in an amount to place the virtual object at the specified distance.
摘要:
Methods and computer-readable media for displaying two-dimensional objects on a display device are disclosed. Rendering requests are received from an application to render two-dimensionally modeled graphics to a display device. Primitive geometries of drawing calls of the rendering requests are tessellated into sequences of triangles. The vertices of the triangles are mapped to a vertex buffer along with an index to identify associated constant data. Batching operations store and communicate calls and mapped data to a graphics processing unit by way of a three-dimensional rendering application program interface. Constant data associated with the mapped data are indexed and appended together in a constant buffer, thereby allowing drawing calls to be coalesced. A staging buffer and a staging texture are provided for batching text anti-aliasing operations. Shader fragments are precompiled and organized by way of a predetermined lookup table.
摘要:
The present invention relates to a charging circuit (20) for charging an energy storage element (30). The charging circuit (20) comprises a feedback module (201), a controlling module (202), a switching module (203) and a storage module (204), wherein the controlling module (202) is configured to adjust the control signal so as to increase the ON-OFF ratio of the switching module (203) when the feedback signal is substantially smaller than a reference signal, or to adjust the control signal so as to decrease the ON-OFF ratio of the switching module (203) when the feedback signal is substantially larger than a reference signal. By applying the charging circuit (20), the charging time for the energy storage element (30) is shorter and therefore less power from the power source (10) is consumed.
摘要:
A method and an administration system (CCMS) are proposed for monitoring of disposal processes for funds (GM) which are accepted by at least one money acceptance system (CP) and which are removed from the monetary cycle, wherein inventory data (B1, B2) about the disposed funds (GM) are detected. The administration system (CCMS) has a first data interface (IF1) in order to receive first inventory data (B1) from the at least one money acceptance system (CP) and has a second data interface disposal device (WTU) which disposes of the funds (GM) from the monetary cycle. In addition, the administration system (CCMS) has at least one computing unit which compares the first and the second inventory data (B1, B2) with each other, and depending on this comparison, generates results data (R) for at least one device (BK) which administers the ownership of the funds (GM).
摘要:
A set of wireless devices can be coupled together using a radio frequency identification (RFID) system. The system includes an RFID writer for writing a unique identifier to an RFID tag stored in a transmitter device. The unique identifier can then be used to identify a wireless signal sent from the transmitter device to a receiver device. The receiver may also include an RFID tag, and the two devices may share a secret encryption key for use in creating an encrypted link between the transmitter and receiver. Virtual links may also be established at a distribution center by writing an address through a closed box into each device RFID. One or more RFID writers may be used to verify the identifier written to the RFID tags, carry out quality control checks, and track products to prevent inventory leaks and verify that sold products are certified.
摘要:
A network termination (NT) which is universally applicable and permits fair billing. The network termination (NT) according to the invention is characterized in that it comprises a switching facility (DET, 1, 2, 3) whereby the interface (a/b, U) on the network side is switchable from an analog one (a/b) to a digital one (U). A subscriber who needs a digital interface, for example because he wants to have two B channels of the ISDN at his free disposal, can release a digital interface (U) or have it released. A subscriber who wants only an analog access can release an analog access or have it released. To accomplish this, the network termination (NT) contains a switch (3) and a detector (DET). The switching between analog access and digital access on the network side can be effected without replacement of the network termination (NT).
摘要:
A wireless peripheral interface is used for coupling with a Universal Serial Bus (USB) port for connecting a wireless peripheral with a host computer or controller. Wireless peripheral devices (e.g., keyboard, mouse, trackball, touch pad, joysticks, and game controllers) transmit communication signals, e.g., radio frequency (RF) signals, to the peripheral interface, which are received and processed into formats suitable for transmission to the host computer or controller via USB, either alone or in combination with other standard external bus systems, such as serial and PS/2.
摘要:
A seal for a sensor element of a gas sensor for determining the oxygen content in exhaust gases of internal combustion engines. The seal includes at least one sealing element that is inserted into a longitudinal bore of a housing and that includes a mixture of at least one ceramic compound and at least one fluoride compound.