Razer (asia-pacific) Pte. Ltd.

Jian Yao Lien

Kah Yong Lee

Chee Oei Chan

Chang Sern Gwee

Farrukh Raza Rizvi

Wooi Liang Chin

Sreenath Unnikrishnan

Boon Sim Chong

Min-Liang Tan

Rafael Raymund Viernes

Pierre Zeloon Lye

Jeffrey Chee Cheng Liang

Greg Breinholt

Sze Khiang Rex Kwek

Joel Sze Wei Hong

Allen Zhang

According to various embodiments, a system for facilitating a data communication is provided. The system may comprise a host device; a human interface device; and a receiver device wirelessly connectable to the human interface device and detachably couplable to the host device. The human interface device may generate input data for a user input, generate control information associated with the input data, and transmit the input data and the control information to the receiver device. The receiver device may transmit the input data to the host device. The receiver device may transmit an acknowledgement packet to the human interface device if the control information indicates that an acknowledgement of receipt of the input data is required, and perform a task for establishing a new wireless connection if the control information indicates that an acknowledgement of receipt of the input data is not required.

System and method for facilitating data communication

According to various embodiments, a system for facilitating a data communication is provided. The system may comprise a human interface device; and a receiver device couplable to a host device and communicatively connectable to the human interface device. The human interface device is configured to generate input data for a user input on the human interface device, generate control information associated with the input data, and transmit the input data and the control information to the receiver device. The control information indicates whether an acknowledgement of receipt of the input data is required. The receiver device is configured to receive the input data and the control information from the human interface device and transmit the input data to the host device, and the receiver device is further configured to transmit an acknowledgement packet to the human interface device when the control information received from the human interface device indicates that an acknowledgement of receipt of the input data is required, and perform a background task when the control information received from the human interface device indicates that an acknowledgement of receipt of the input data is not required.

An input device () may include a rotatable member (), a virtual scroll controller () and a host interface block (). The virtual scroll controller () may be configured to select a virtual scroll state from a plurality of virtual scroll states based on a rotational velocity of the rotatable member (). Each virtual scroll state may be associated with a respective output function. The virtual scroll controller () may be further configured to compute an output velocity according to the output function associated with the selected virtual scroll state. The virtual scroll controller () may be further configured to generate a virtual position count () based on the computed output velocity. The host interface block () may be configured to send the generated virtual position count () to a computing device connected to the input device ().

Input device and a method for providing a scrolling input to a computing device

An input device including a switch connector having a plurality of electrical terminals fixedly mounted to a circuit board. The input device including a switch assembly magnetically coupled to the switch connector in a removable manner. The switch assembly including a switch adapter having a plurality of contact elements in engagement with the plurality of electrical terminals of the switch connector, and a switch fitted to the switch adapter with a plurality of leads of the switch electrically connected to the plurality of contact elements of the switch adapter. The switch adapter being between the switch connector and the switch. The input device including a magnetic catch arrangement having a first catch unit at the circuit board and a second catch unit at the switch adapter which coact with each other to magnetically couple the switch assembly to the switch connector. A corresponding switch assembly thereof and a computer mouse.

Input device and switch assembly thereof

A method, a computer readable medium, and an apparatus for user input latency optimization are provided. The apparatus may be an HID coupled to a computing device wirelessly. The apparatus may sample user input. The apparatus may transmit the sampled user input to the computing device via a wireless frame. The sampling of the user input may occur before the starting time of the wireless frame. The time difference between the starting time of the sampling of the user input and the starting time of the wireless frame may be a first duration. The first duration may be the time taken to sample the user input at the apparatus. The wireless frame may be synchronized to a local transmission frame of the computing device.

Method and apparatus for optimizing input latency in a wireless human interface device system

A battery-operated handheld device including a housing to enclose electrical components and a battery holder. The battery holder including a first battery slot and a second battery slot. The first and second battery slots being sized to hold batteries of different battery sizes. The second battery slot being alongside the first battery slot. The electrical components of the handheld device may be powered by either the first battery inserted into the first battery slot or the second battery inserted into the second battery slot. The battery holder may serve as an adjustable weight distribution mechanism to shift a centre of gravity of the handheld device between a first predetermined centre of gravity associated with the first battery inserted into the first battery slot and a second predetermined centre of gravity associated with the second battery inserted into the second battery slot.

Battery-operated handheld device

A design that allows a touchpad or a digitizer stylus pad to double up as a mouse mat/pad so that a computer mouse can be used over it is provided. In an aspect of the disclosure, a method, a computer-readable medium, and an apparatus for managing input devices are provided. The apparatus may determine whether a surface input is received at an input surface. The apparatus may determine whether a mouse input is received at a computer mouse. The apparatus may disable one of the input surface and the computer mouse that has a lower priority than another of the input surface and the computer mouse when the surface input and the mouse input are received at respective input device within a threshold window of time.

Method and apparatus of using a computer touchpad or digitizer stylus pad as a mousepad

A mouse for communication with a processor-based device. The mouse may include a housing having a base portion. The mouse may further include a layer of metal coupled to the base portion. The layer of metal may be connected to an electric reference potential.

Computer mouse

According to various embodiments, a watch may be provided. The watch may include: a timing circuit configured to provide information about a current time; a smart watch circuit configured to provide smart watch functionality; a first battery configured to provide energy to the timing circuit; a second battery configured to provide energy to the smart watch circuit; and a communication circuit configured to provide communication between the timing circuit and the smart watch circuit; wherein the communication circuit includes a safety circuit configured to prevent leakage of current from the first battery to the second battery.

Watches

According to various embodiments, there is provided an input device for providing a scrolling input to an application, the input device including a scroll wheel and a control circuit configured to provide exactly one step of scrolling input for every instance of rotation of the scroll wheel regardless of an angle that the scroll wheel is rotated through in the instance of rotation.

Input devices and methods for providing a scrolling input to an application

According to various embodiments, there is provided a method for identifying a user input in a user input device, the method including: detecting edges in an output signal generated by a switch in the user input device; identifying a first-to-second-state edge as being indicative of a transition from a first state to a second state; counting down to a first rest period upon identifying the first-to-second-state edge; before completion of the counting down to the first rest period, restarting the counting down upon each detection of a further edge in the output signal; detecting a second-to-first-state edge in the output signal that occurs after completion of the counting down to the first rest period; and identifying the second-to-first-state edge as being indicative of a transition from the second state to the first state.

User input devices and methods for identifying a user input in a user input device

According to various embodiments, there is provided a computer mouse movable relative to a tracking surface on which the computer mouse is placed, the computer mouse including: a housing; a magnetic element provided on the housing; and a control circuit configured to control a magnetic attraction force between the magnetic element and a ferromagnetic material on the tracking surface.

Computer mice, computer mouse arrangements and mouse pad arrangements

In one aspect, a computer mouse is provided. The computer mouse may include an accelerometer sensor configured to measure vibrations of the computer mouse during a mouse gliding action and a motion sensor configured to measure the speed of the computer mouse during the mouse gliding action. The gliding performance of the computer mouse may be analyzed based on the measured vibrations and the measured speed of the computer mouse. In another aspect, a method and an apparatus for mouse gliding performance analysis are provided. The apparatus may measure vibrations of a computer mouse using an accelerometer sensor during a mouse gliding action. The apparatus may measure the speed of the computer mouse using a motion sensor during the mouse gliding action. The apparatus may analyze the gliding performance of the computer mouse based on the measured vibrations and the measured speed of the computer mouse.

Method and apparatus for analyzing mouse gliding performance

According to various embodiments, there is provided a power supply circuit including: a power switch configured to activate one of a primary power source or a secondary power source based on a state of charge of the secondary power source; wherein the primary power source is configured to, when activated, power a low power component; and wherein the secondary power source is configured to, when activated, power the low power component and a high power component; and a clock switch configured to provide a clock signal to the high power component based on the state of charge of the secondary power source.

Growing community of inventors

Singapore, Singapore

Jian Yao Lien