Disclosed are system and method for adjusting a voltage balancing of cell in a lithium ion multicell battery pack, the system comprising; a multicell battery pack including a master module and a slave module, a CPU located in the system controller and outputting a synchronization signal for each of the cells in the master module and the slave module, a first vertical interface transmitting the syn...

PROBLEM TO BE SOLVED: To provide a split core motor stator in which work for assembling a stator core by coupling split cores annularly can be carried out easily in a short time. Ž

SOLUTION: The split core motor stator 1 has a stator core 3 of such a constitution as split cores 2 are coupled annularly. The split cores 2 are covered with an insulator 10 and at opposite end faces 171 and 172 in...

A spindle motor with a hydrodynamic pressure bearing is disclosed. The spindle motor with a hydrodynamic pressure bearing includes a stator having coils for generating electromagnetic force when electric power is applied to generate rotational driving force, a rotor rotated with respect to the stator and having magnets facing the winding coils, a hydrodynamic pressure generator having a shaft fixe...

A method of manufacturing a micromachine in which corrosion of a structure is restrained and the micromachine are provided. The method of manufacturing a micromachine includes a first step of patterningly forming a sacrificial layer 12 having a silicon oxide based material containing a hydrogen fluoride dissociating species on a substrate 11, a second step of forming a structure 16 on the substrat...

Provided is a pass gate circuit capable of operating stably in a transition phase of an input signal, a self-refresh circuit including the pass gate circuit, and a method of controlling the pass gate circuit. The pass gate circuit according to the present invention includes a pass gate unit and a pass gate control unit. The pass gate unit delays an input signal for a fixed duration and outputs the...

A phase-locked loop (PLL) integrated circuit includes a voltage-controlled oscillator and a loop filter having first and second input terminals and an output terminal coupled to an input of the voltage-controlled oscillator. A charge pump and a phase-lock accelerator are provided. The charge pump is configured to drive the first input terminal of the loop filter with a pump output signal and the p...

A DAC has an N-bit R-string DAC section and an (M-N)-bit interpolation DAC section. The N-bit R-string DAC section has a plurality of resistors and a 2-of-N selector. The resistors are electrically connected in series to provide a plurality of voltage levels. The 2-of-N selector is coupled to the series-connected resistors, and is arranged to select two neighboring voltage levels according to an N...

Receiving downlink CDMA signals in a fast-fading environment is facilitated at higher receiver velocities by updating the block-adaptive linear minimum mean square error (LMMSE) downlink CDMA equalizer. The autocorrelation matrix of the observed data is updated by passing block-wise autocorrelation slides through a filter. Each autocorrelation slide is an autocorrelation matrix estimated from a sh...

Enhanced throughput is achieved by using full concatenation of SDUs, SDU fragments, and STATUS PDUs within the protocol data units of a UMTS-based system.

Embodiments of methods and apparatus for providing a transparent data-link bridge associated with a wireless mesh network are generally described herein. Other embodiments may be described and claimed.

A handover control equipment (20) includes a handover destination determining unit (21) configured to determine a handover destination radio access system based on communication quality of a communicating communication type used in a radio access system to which a mobile terminal connects, radio resource use statuses of handover destination candidate radio access systems, and communication qualiti...

Embodiments of methods and apparatus to provide a communication proxy system are generally described herein. Other embodiments may be described and claimed.

Aggregate channel reciprocity in a wireless system is supported by calibrating transmitter/receiver pairs.

The invention relates to an orthogonal frequency division multiplexing system with PN-sequence. In the synchronization of the invention, both timing offset and frequency offset are estimated and compensated by utilizing a time and frequency synchronization device. In addition, the PN-sequence with the cyclic prefix is added to the OFDM symbol before transmitting. The time and frequency synchroniza...

A system, transmitter, method, and computer program product apply a performance improvement characteristic, such as phase rotation or power allocation, to both a known preamble and a data payload of a transmitted data packet, such that existing multi-carrier receivers are capable of decoding the data payload with the performance improvement characteristic applied. The performance improvement chara...

According to the method for restoring hyper frame number (HFN) synchronization in a wireless communications system, a receiving station (90) can recover HFN synchronization on line. Following data transmission, data receipt and commencement of a ciphering session, HFN un-synchronization between the transmitting and receiving stations of the wireless communications system is detected by identificat...