Dell Products Inc.

Ching Wei Chang

Suresh K Ramasamy

Changsoo Kim

Youngsoo Cho

Allen Brian McKittrick

Lars Fredrik Proejts

Geroncio Ong Tan

Sumana Pallampati

Ricardo R Velasco

Ravichandra Rama

Jeffery D Kane

Kamal Joseph Koshy

Jace William Files

Adolfo Sandor Montero

Gerald Rene Pelissier

Timothy Carlyle Shaw

Nicholas Diciurcio Grobelny

Manoj Kumar Jain

Benny J Bologna

Mark David Menendez

Sinem K Gulbay

Barry Paul Easter

Stephen Shiao

Andelon Xuan Tra

Jeffrey D Kane

Wu Chin-Chung

Wei-Chia Huang

Jian Xin Guo

Lisa Asiedu

Ricardo R Valasco

Ju Sang Kim

Chih Tsung Wu

An apparatus for performing a current trapper function. The apparatus includes: a short impedance structure; a first open impedance structure, the first open impedance structure being coupled between the short impedance structure and ground; and, a second open impedance structure, the second open impedance structure being coupled between the short impedance structure and ground, the short impedance structure being coupled between the first open impedance structure and the second open impedance structure. In certain embodiments, the apparatus is included within a multi radio docking station.

Information handling system docking station including a current trapper for intra-band, multi-radio isolation

An information handling system with a wireless charging system or wireless antenna may include a processor; a memory; a power management unit (PMU), an antenna controller to provide instructions to a radio to cause an antenna to transceive wirelessly with a network, or a wireless charging controller to schedule the wireless charging at a charging coil, where the antenna or charging coil are part of a twice-molded modular antenna including: the antenna a charging coil, an antenna holder onto which the antenna is insert molded, and an antenna cover that is molded onto the antenna or charging coil for interference at an antenna window edge surface of a chassis cover of the information handling system.

System and method for reducing an antenna window size and enhancing a wireless charging efficiency and performance

An information handling system operating a converged 5G antenna module includes a processor; a memory; a power management unit; the processor executing a wireless interface adapter configure to concurrently operate a converged 5G antenna module at a new radio frequency range 1 (NRFR1) frequency and a NRFR2 frequency; a first radio subsystem including a first front end operatively coupled to a mmWave antenna of the converged 5G antenna module to communicate via an NRFR2 wireless communication signal; and a second radio subsystem including a second antenna front end operatively coupled to a cooling element structure of the converged 5G antenna module to receive an NRFR1 wireless communication signal via the cooling element structure of the converged 5G antenna module.

Method and apparatus for a converged 5G FR1 and FR2 antenna

An information handling system may include a processor, a memory, a radio to transceive wirelessly via an antenna with a wireless network, and a touchpad to receive touch input via a surface of the touchpad when the information handling system is detected in a clamshell configuration, where the touch input is received by a touchpad driver and processed to a corresponding touch input command. An orientation sensor to detect when the information handling system is changed to a tablet configuration and a controller to deactivate the touchpad to receive the touch input for processing to a corresponding touch input command and to activate and operatively couple a metallic layer of the touchpad to a proximity sensor integrated circuit to detect when a user's body is close to the antenna to reduce the power for transmission via the antenna to reduce a specific absorption rate (SAR) level.

System and method for multi-function touchpad for human proximity sensing

A portable information handling system structure located between housing hinges along one side of the housing has first and second antenna disposed at opposing ends with a cooling fan between the first and second antenna and over the antenna structure to isolate the first and second antenna. In one embodiment, a parasitic element disposed between the first and second antenna and under the cooling fan has resonance tuned to isolate wireless signals of a frequency supported by the first and second antenna.

Information handling system antenna isolation with integrated cooling fan

An information handling system includes a failsafe circuit connected to a first power control interconnect conductor, to a second power control interconnect conductor, and to a processor status interconnect conductor. A processor may provide a first level indicating an operational status of the processor to the processor status interconnect conductor when the processor is operational, and provide a second level indicating a non-operational status of the processor to the processor status interconnect conductor when the processor is non-operational. The failsafe circuit may assure, upon provision of the second level to the processor status interconnect conductor, that the first power control interconnect conductor will be in a first failsafe state and the second power control interconnect conductor will be in a second failsafe state.

Assuring failsafe radio transmit power level control in hardware

An information handling system includes a wireless local area network (WLAN) radio and a system embedded controller (EC). An antenna controller may determine an antenna type from a group consisting of a passive antenna and an active antenna, map a platform-unique subsystem identifier in accordance with the antenna type, configure a heartbeat message path to the system EC based on the antenna type, and control a WLAN radio transmit power level based on a heartbeat status.

Method and apparatus to support several models of a part or a plurality of parts under a single basic input and output system (BIOS)

A method and information handling system (IHS) for dynamic multiple antenna sensor and wireless power management for multiple radio types and multiple wireless configurations comprise enabling, by an antenna controller (AC), a proximity sensor (P-sensor) connected interrupt to be generated by a P-sensor; upon activation of the P-sensor connected interrupt, determining, at the AC, a reason for the P-sensor connected interrupt; when the reason is a steady-state detection event, calibrating, by the AC, the P-sensor; when the reason is a proximity detection event, storing, by the AC, a radio transmit power lookup table, the radio transmit power lookup table mapping a P-sensor channel, an antenna subsystem physical configuration value, and an IHS physical configuration usage mode value to a radio transmit power level value; and configuring, at a radio, the radio to operate at a radio transmit power level corresponding to the radio transmit power level value.

Dynamic multiple antenna sensor and wireless power management for multiple radio types and multiple wireless configurations

An antenna front-end module, a method, and an information handling system are provided. An antenna front-end module comprises a circuit board. The circuit board comprises an antenna tuning circuit adapted to tune a feed impedance of an antenna, the antenna electrically connected to the circuit board, and an antenna proximity sensing circuit adapted to obtain proximity sensing information indicative of proximity of a part of a human body to the antenna. A method comprises obtaining, at an antenna proximity sensing circuit on a circuit board, proximity sensing information indicative of proximity of a part of a human body to an antenna, the antenna electrically connected to the circuit board, and, in response to the obtaining, providing, to an antenna tuning circuit on the circuit board, a tuning parameter value to adapt antenna tuning for the proximity of the part of the human body to the antenna.

Proximity sensing using an antenna front end module

An information handling system includes an antenna controller that may receive, from a platform sensor, platform sensor information as to a physical configuration usage mode, and receive, from a proximity sensor, information as to a part of a body of a user to an antenna. The antenna controller may also obtain a radio transmit power level value corresponding to the platform sensor information and to the proximity sensing information, send the radio transmit power level value to a radio via a serial interface, and reconfigure the antenna in response to the platform sensor information and the proximity sensing information. A radio may adjust a radio transmit power level to an adjusted radio transmit power level based on the radio transmit power level value.

Integrated multiple radio access technology antenna control, configuration, and management system and method

An information handling system (IHS) includes a sensor for sensing a physical configuration of the IHS, the physical configuration dependent upon a position of a hinge of a housing of the IIS. A first proximity sensor probe may sense whether a first biological entity element is proximate to a first antenna of the IHS, and a second proximity sensor probe may sense whether a second biological entity element is proximate to a second antenna of the IHS. The IHS may reconfigure use of at least one of the first antenna and the second antenna in response to the sensing of at least one of the first proximity sensor probe and the second proximity sensor probe.

Unified antenna system and method supporting 4G and 5G modems in same device

An information handling system with a wireless charging device may include a processor; a memory; a power management unit (PMU); an antenna controller to provide instructions to a radio to cause an antenna to transceive wirelessly with a network; a wireless charging scheduling controller configured to: receive transmission scheduling data from the antenna controller descriptive of when the radio is transmitting and receiving data to and from the network; and initiate, at a charging coil of the wireless charging device, a charging procedure to wirelessly charge a power storage device when the transmission scheduling data indicates that the radio is receiving data from the network or is idle.

System and method for reducing co-locate wireless charging coil and WWAN or WLAN antennas radio frequency exposure to end user

An information handling system (IHS) includes an antenna system. The antenna system includes a smart antenna and a smart antenna control system, the smart antenna control system controlling configuration of a configurable aspect of the smart antenna based upon information regarding the configurable aspect of the smart antenna.

Growing community of inventors

Cedar Park, TX, United States of America

Ching Wei Chang