Industrial Technology Research Institute

Other

Hung-Hsiu Yu

Wei-Han Wang

Yu-Liang Chung

Ching-Yi Liu

Shih-Ping Lee

Yen-Chung Chang

Yu-Lun Ho

Shu Huang

Yan-Chen Liu

Chang-Yi Chen

Jui-Yiao Su

Ching-Shun Chen

Shao-Yu Hsu

Hsuan-Kuan Huang

Chun-Hung Liu

Tung-Chuan Wu

Jwu-Sheng Hu

Wen-Ching Ko

Kuo-Feng Hung

Hsiang-Nien Chung

Yann-Shuoh Sun

Ching-Yi Kuo

Mao-Feng Tu

Shou-Ren Chen

Fang Cheng Chang

Hsin-Yi Lin

Hsiang-Wen Hsieh

Kuo-Shih Tseng

Jiun-Yan Chen

Tsang-Fang Jeng

Yu-Kuen Tsai

Chin-Chia Wu

Chin-Lung Lee

Hen-Diong Kng

Hao-Yan Wu

Yan-Yi Du

Cheng-Li Wu

Chiu-Sheng Tseng

Cheng-Chuan Chao

Yann-Shuoh Sung

A robot arm including a first joint, a second joint, and a coupling element is provided. The first joint has a first inclined surface. The second joint is jointed to the first joint and has a second inclined surface. The coupling element has a third inclined surface and a fourth inclined surface opposite to the third inclined surface, wherein the third inclined surface contacts the first inclined surface, and the fourth inclined surface contacts the second inclined surface.

Robot arm, mechanical assembly and assembly method thereof

This disclosure relates to a belt grinder includes frame and first grinding assembly. The first grinding assembly includes transmission roller set, grinding belt and adjusting assembly. The transmission roller set includes driving roller and driven roller. Both the driving roller and the driven roller are rotatably disposed on the frame. The grinding belt is installed over the driving roller and the driven roller. The adjusting assembly includes rotatable component and contact rollers. The rotatable component is rotatably disposed on the frame. Rotation axis of the rotatable component is parallel to rotation axis of the driving roller. The contact rollers are rotatably disposed on the rotatable component. Contact rollers are different in shape. The rotatable component is rotatable with respect to the frame so as to force one of the contact rollers to contact or to be separated from the grinding belt.

Belt grinder

A robot arm calibration device is provided, which includes a light emitter, a light sensing module, a cooperative motion controller and a processing module. The light emitter is disposed on at least one robot arm to emit a light beam. The light sensing module is disposed on at least another robot arm to receive the light beam and the light beam is converted into a plurality of image data. The cooperative motion controller is configured to drive the light emitter and light sensing module on at least two robot arms to a corrected position and a position to be corrected, respectively. The processing module receives the image data and the motion parameters of the at least two robot arms to calculate an error value between the corrected position and the position to be corrected, and analyzes the image data to output a corrected motion parameter for modifying motion command.

Robot arm calibration device and method thereof

A robot arm control device includes a pressure sensing module, a workspace defining module and a control module. The pressure sensing module, arranged on a robot arm, detects whether an object hits or touches the robot arm to switch the operating mode of the robot arm. The workspace defining module includes a sensing region arranged on a peripheral area around the robot arm. The workspace defining module determines whether the object enters an operating space according to the position of the object in the sensing region, and sets the working range and the working mode of the robot arm according to which operating space the object has entered. The control module, connected to the robot arm, the pressure sensing module and the workspace defining module, switches the operating mode and outputs a motor driving signal to the robot arm according to the working mode of the robot arm.

Robot arm control device and robot arm operation method

A control device of robot arm including a pressure sensing module and a control module is provided. The pressure sensing module, disposed on an operating portion of a robot arm, has a touch-sensing surface for detecting an operation command applied to the touch-sensing surface. The control module receives at least a pressure sensing signal outputted by the pressure sensing module and outputs a motor driving signal to the robot arm in response to the operation command. The touch-sensing surface includes a first touch-sensing region and a second touch-sensing region. The first touch-sensing region is for defining a first reference coordinate system satisfying a translational motion mode. The second touch-sensing region is for defining a second reference coordinate system satisfying a rotational motion mode. The control module controls the robot arm according to the operation command.

Control device of robot arm and teaching system and method using the same

A mapping method is provided. The environment is scanned to obtain depth information of environmental obstacles. The image of the environment is captured to generate an image plane. The depth information of environmental obstacles is projected onto the image plane, so as to obtain projection positions. At least one feature vector is calculated from a predetermined range around each projection position. The environmental obstacle depth information and the environmental feature vector are merged to generate a sub-map at a certain time point. Sub-maps at all time points are combined to generate a map. In addition, a localization method using the map is also provided.

Method and device of mapping and localization method using the same

A device for compressing a feature descriptor includes a non-uniform quantizer and a run-length encoder. The non-uniform quantizer accesses a source feature descriptor from a storage device, and non-uniformly quantizes the source feature descriptor having source vectors into an intermediate feature descriptor having intermediate vectors according to a vector default value. The run-length encoder executes run-length coding for the intermediate feature descriptor to generate a compressed feature descriptor.

Device and method for compressing feature descriptor

A body interactively learning method is disclosed, which comprises the steps of: turning on the power of a body interactively learning apparatus while selecting an operation mode for the same; attaching a motion sensor of the body interactively learning apparatus onto body of a user; using the motion sensor to detect vibrations of the body and consequently sending the detected vibration signals to a processing unit; enabling the processing unit to perform an evaluation for determining whether the vibration signals are valid. With the aforesaid method and apparatus, the user is able to use the valid vibration signals to control a proceeding of an audio/video content that is stored in a data storage unit of the apparatus selected from the group consisting of: playing the audio/video content, pausing the playing of the audio/video content, recording the audio/video content, setting pause points in the audio/video content, searching the pause point of the audio/video content, and changing playing speed of the audio/video content, and responding interactively to the audio/video content. In an exemplary embodiment, the user can either stop the playing of the audio/video content by pressing a stop button of the apparatus or by moving his/her body to generate a specific vibration signal.

Body interactively learning method and apparatus

Provided is a system for localizing a carrier, estimating a posture of the carrier and establishing a map. The system includes: an inertial measurement device, measuring a motion state and a rotation state of the carrier; a vision measurement device disposed on the carrier for picturing an environment feature in an indoor environment where the carrier locates; and a controller receiving measuring results from the inertial measurement device and the vision measurement device to estimate a posture information, a location information and a velocity information of the carrier, and establishing a map having the environment feature. The controller estimates based on a corrected measuring result from one of the inertial measurement device and the vision measurement device, then controls the other one of the inertial measurement device and vision measurement device to measure, and accordingly corrects the posture, location and velocity information of the carrier and the map.

System and method for localizing a carrier, estimating a posture of the carrier and establishing a map

An instant messaging interaction system and method work by: analyzing communicative information sent by a remote user to create emotional messages and analyzing information about the remote user's identity; storage in a storage module behavior weight value preset and corresponding to the information about the remote user's identity; determining, by a learning module, interactive responses according to the emotional messages and the behavior weight values; outputting, by an output module, the interactive responses; detecting if receiving a feedback signal from an local user; if the feedback signal is not received, the learning module stores the behavior weight value in the storage module; if the feedback signal is received, the feedback module generates a modification value corresponding to different levels of the feedback signal; generating, by the learning module and according to a detection result, modification values for modifying the behavior weight values. As a result, the messaging interaction system is capable of presenting rated interactive responses in a personalized, artificial intelligence-based manner that meets the local user's expectation.

Instant messaging interaction system and method thereof

The present invention relates to an obstacle detection device, adapted for an autonomous mobile system, which comprises: a conducting wire, a first unit and a second unit. The first unit further comprises a first conducting part, electrically connected to an end of the conducting wire; and the second unit further comprises a second conducting part, electrically connected to another end of the conducting wire other than that connecting to the first conducting part. As an abnormality, such as the autonomous mobile system comes into contact with an obstacle, or misses a step, is happening and detected by the obstacle detection device, a reactive force will be generated to force the two conducting parts to contact with each other so as to enable an electrical conduction for issuing an electrical signal to the control unit of the autonomous mobile system and thus enabling the autonomous mobile system to react with respect to the abnormality.

Obstacle detection device of autonomous mobile system

An obstacle and cliff avoiding system is disclosed, which is substantially a movable chassis having at least a displacement sensor arranged thereon. In a preferred embodiment, each displacement sensor is tilted by a specific angle with respect to a surface detected thereby while being driven to move in circle by a rotating apparatus for enabling the same to scan a defined fan-like area or the circular area around the chassis in a circulating manner. As each displacement sensor is tilted by the specific angle and is initiated to issue a working signal, the paths of signal emission and reception of each sensor are defined by the specific angle, whereas the reflected working signal received by the sensor is sent to a control unit to be compared with the working signal so that the control unit is able to evaluate whether there is an obstacle or a drop in front of the moving direction of the movable chassis and thus control the chassis to maneuver around the obstacle or the drop.

Obstacle and cliff avoiding system and method thereof

A path guidance method for autonomous mobile device, by which a directional wireless reception unit, arranged on the autonomous mobile device, is enabled to receive a radio wave guidance signal issued by a call unit while the direction pointing to the call unit can be determined with respect to the intensity and direction of the received radio wave guidance signal, and thus the autonomous mobile device is directed to move toward the pointing direction until the autonomous mobile device reaches a location specified by the call unit. In a preferred aspect, the autonomous mobile device is determined to be not far from the call unit when the intensity of the radio wave guidance signal, received by the directional wireless reception unit, is larger than a predefined value.

Path guidance method for autonomous mobile device

An omni-directional robot cleaner, composed of a platform and a plurality of driving units for driving and controlling the movement of the platform, in which the platform further comprises: a sensing unit, for obstacle detection; a cleaning unit, for collecting and removing dust and dirt; a processing unit, capable of receiving signals transmitted from the sensing unit while planning and mapping a travel path accordingly; and a power unit, for providing power to the omni-directional robot cleaner while managing the same. Moreover, each driving unit of the plural driving units is comprised of an omni-directional wheel and an actuator for driving the corresponding omni-directional wheel to rotate omni-directionally, by which the platform is enabled to move continuously while changing its moving direction simultaneously so as to free the robotic cleaner from the shortcomings of those conventional autonomous cleaner, such as poor maneuverability, poor mobility and insufficient degree-of-freedom regarding to the driving of the cleaner. Therefore, not only the operation mobility of the robotic cleaner is enhanced, but also the moving agility of the same is greatly improved.

Omni-directional robot cleaner

Growing community of inventors

Changhua County, Taiwan

Hung-Hsiu Yu