Abstract: A remote radio unit, which includes a housing, a ventilation air channel, and a circuit component, where the housing is a sealed hollow cavity; the ventilation air channel passes through the housing, a top end of the ventilation air channel is connected to a top end surface of the housing in a sealed manner, and a bottom end of the ventilation air channel is connected to a bottom end surface of the housing in a sealed manner; and the circuit component is disposed inside the cavity, and is in contact with an external surface of a side wall of the ventilation air channel, so that heat generated by the circuit component is dissipated through the ventilation air channel.

Abstract: An antenna comprising: a solar collector; two conductive, orthogonal half-loops mounted to the solar collector such that the solar collector functions as a ground; an RF power source configured to feed RF power to each of the two half-loops having a 90-degree phase difference relative to each other; and a conductive cage structure surrounding the two half-loops, wherein the cage structure includes a conductive ring disposed above the center section, the conductive ring having an equilateral cross of conductive material disposed within the ring and supported by leg structures which are in electrically-conductive contact with the solar collector, and wherein each leg structure has attached thereto a non-Foster circuit having a negative impedance, wherein the non-Foster circuits are configured to actively load the cage structure such that the cage structure functions as an active, internal matching network for the antenna.

Abstract: The transmission of broadcast data, such as financial data and news feeds, is accelerated over a communication channel using data compression and decompression to provide secure transmission and transparent multiplication of communication bandwidth, as well as reduce the latency. Broadcast data may include packets having fields. Encoders associated with particular fields may be selected to compress those particular fields.

Abstract: A computing system includes a network interface, a processor, and a decompression circuit. In response to a compression request from the processor the decompression circuit compresses data to produce compressed data and transmits the compressed data through the network interface. In response to a decompression request from the processor for compressed data the decompression circuit retrieves the requested compressed data, speculatively detects codewords in each of a plurality of overlapping bit windows within the compressed data, selects valid codewords from some, but not all of the overlapping bit windows, decodes the selected valid codewords to generate decompressed data, and provides the decompressed data to the processor.

Abstract: Certain aspects of the present disclosure provide a successive approximation register (SAR) analog-to-digital converter (ADC) implemented with a passive gain scaling architecture. Certain aspects provide a circuit for analog-to-digital conversion. The circuit generally includes a plurality of capacitive elements, a plurality of switches coupled to the plurality of capacitive elements, and SAR logic having an output coupled to control inputs of the plurality of switches. The circuit also includes a comparator having an output coupled to an input of the SAR logic, a sampling circuit coupled to an input node of the circuit, and a first capacitive element coupled in series between the sampling circuit and the plurality of capacitive elements.

Abstract: A digital to analog converter circuit, a display panel and a display device are provided. The digital to analog converter circuit includes a voltage dividing unit, a first segmenting unit, a second segmenting unit and a third segmenting unit.

Abstract: A system for converting digital data into a modulated optical signal, comprises an electrically controllable device having M actuating electrodes. The device provides an optical signal that is modulated in response to binary voltages applied to the actuating electrodes. The system also comprises a digital-to-digital converter that provides a mapping of input data words to binary actuation vectors of M bits and supplies the binary actuation vectors as M bits of binary actuation voltages to the M actuating electrodes, where M is larger than the number of bits in each input data word. The digital-to-digital converter is enabled to map each digital input data word to a binary actuation vector by selecting a binary actuation vector from a subset of binary actuation vectors available to represent each of the input data words.

Abstract: Methods, devices and systems enhance compression and decompression of data values when they comprise a plurality of semantically meaningful data fields. Compression is sometimes not applied to each data value as a whole, but instead to at least one of the semantically meaningful data fields of each data value, and in isolation from the other ones. Data fields can be organized that share the same semantic meaning together to accelerate compression and decompression as multiple compressors and decompressors can be used in parallel. A system can be used where methods and devices are tailored to perform compression and decompression of the semantically meaningful data fields of floating-point numbers after first partitioning further at least one of said data fields into two or a plurality of sub-fields to increase the degree of value locality and improve compressibility of floating-point values.

Abstract: An integrated circuit (IC) package includes an IC die and a wave channel that electrically couples the IC die to a solder ball array. The wave channel is configured to resonate at an operating frequency band of the IC die.

Abstract: A planar antenna assembly includes an antenna and a long transmission line. The antenna is configured to receive a radio wave signal from the outside. The radio wave signal received by the antenna is transmitted through the transmission line. The antenna and the transmission line are formed in a planar shape. The transmission line includes a conductor having a thickness thicker than a thickness of the antenna.

Abstract: Methods and systems are provided for gain control during communications. A first electronic device may communicated data to a second electronic device; may monitor conditions and/or parameters affecting estimated reception performance at the second electronic device; and may communicated to the second electronic device, via a connection separate from and different than a connection used in communicating the data, information relating to the monitored conditions, to enable adjusting functions relating to reception of the data at the second electronic device. Based on the received information, at least one reception related function in the second electronic device may be controlled. The controlling may include determining, based on the received information, adjustments to the at least one reception related function or to a related parameter. The at least one reception related function may include applying gain to at least a portion of signals received by the second electronic device.

Abstract: Method and apparatus for nonlinear signal processing include mitigation of outlier noise in the process of analog-to-digital conversion and adaptive real-time signal conditioning, processing, analysis, quantification, comparison, and control. Methods, processes and apparatus for real-time measuring and analysis of variables include statistical analysis and generic measurement systems and processes which are not specially adapted for any specific variables, or to one particular environment. Methods and corresponding apparatus for mitigation of electromagnetic interference, for improving properties of electronic devices, and for improving and/or enabling coexistence of a plurality of electronic devices include post-processing analysis of measured variables and post-processing statistical analysis.

Abstract: Systems and methods are described for operating a waveguide device having multiple slots, each slot having one or more switches. The waveguide device receives, from a circuit controller, an instruction to dynamically deactivate one or more switches to open selected ones of the multiple slots at determined locations in the waveguide device and to dynamically activate one or more switches to close selected ones of the multiple slots at determined locations in the waveguide device, wherein the circuit controller is communicatively coupled to each of the switches on the waveguide device. The waveguide device transmits a wave in a target direction based at least in part on the locations of the open selected ones of the multiple slots at the determined locations in the waveguide device.

Abstract: Selectively shielded radio frequency modules are disclosed. A radio frequency module can include a package substrate, a radio frequency component on the package substrate, a multi-layer antenna, a radio frequency shielding structure configured to provide shielding between the multi-layer antenna and the radio frequency component. The radio frequency shielding structure can include a shielding layer providing a shield over the radio frequency component and leaving the radio frequency module unshielded over the antenna.

Abstract: A digital-to-analog converter (DAC) may have an encoder that generates a multi-bit output based on a multi-bit input, a plurality of first converter elements, with each first converter element generating an output according to a single bit of the multi-bit output of the encoder; and a combiner that generates a combined output based on combining outputs from the plurality of first converter elements. The number of bits in the multi-bit input being two or more and the number of bits in the multi-bit output being greater than the number of bits in the multi-bit input. The DAC may also have one or more second converter elements, with second converter element generating an output according to a single bit, and the combiner may generates the combined output based on combining outputs from the plurality of first converter elements with outputs from the one or more second converter elements.

Abstract: A radar system for a motor vehicle includes a mounting bracket and a radar support bracket carried on the mounting bracket. The radar support bracket is displaceable between a deployed position and a deflected position. A biasing element biases the radar support toward the deployed position. A radar module is carried on the radar support bracket.

Abstract: A digital to analog converter (DAC) that provides an output that is iteratively stepped as the DAC increments or decrements from its digital input to analog output. The DAC has configurable registers to store a timer count value, an iteration value, and the input value. A state machine compares the iteration value to current DAC values, and adds or subtracts the iteration value until the final output is reached.

Abstract: A method and apparatus for implementing FIR filters in a processor includes a plurality of execution units executing instructions of an instruction set. The execution units include a number of FIR filter circuits, each of which is associated with a corresponding one of a number FIR filter instructions. Furthermore, each of the FIR filter circuits is and dedicated exclusively to executing its corresponding one of the FIR filter instructions. Each FIR filter execution unit receives input data and provides filtered output data.

Abstract: An apparatus and associated method are provided involving a housing having a periphery configured to operate as a second antenna, a third antenna, and a fourth antenna. The periphery includes a top wall having a first slot formed therein, a first side wall having a second slot formed therein, and a second side wall having a third slot formed therein. The top wall is arranged between the first side wall and the second side wall, and a top portion of the periphery is defined between the second slot and the third slot. The top portion is divided into a first top side portion and a second top side portion via the first slot. Further, the first top side portion operates as the second antenna, and the second top side portion operates as both the third antenna and the fourth antenna.

Abstract: A computing device includes a memory and a controller. The controller is configured to encrypt and/or compress a file by transforming at least a portion of said file to a number and transforming the number to an exponent vector comprising at least one exponent, wherein each exponent corresponds to a base in a base vector, whereby the file is represented by the exponent vector and a family constant. The family constant is configured to align the number to be compressed and/or encrypted into a table family number, and the table family number represents a number family which is evenly dividable with the number.