Patent application number | Description | Published |
20120142324 | SYSTEM AND METHOD FOR PROVIDING CONFERENCE INFORMATION - A method for providing information for a conference at one or more locations is disclosed. One or more mobile devices monitor one or more starting requirements of the conference and transmit input sound information to a server when the one or more starting requirements of the conference is detected. The one or more starting requirements may include a starting time of the conference, a location of the conference, and/or acoustic characteristics of a conference environment. The server generates conference information based on the input sound information from each mobile device and transmits the conference information to each mobile device. The conference information may include information on attendees, a current speaker among the attendees, an arrangement of the attendees, and/or a meeting log of attendee participation at the conference. | 06-07-2012 |
20120224706 | SYSTEM AND METHOD FOR RECOGNIZING ENVIRONMENTAL SOUND - A method for recognizing an environmental sound in a client device in cooperation with a server is disclosed. The client device includes a client database having a plurality of sound models of environmental sounds and a plurality of labels, each of which identifies at least one sound model. The client device receives an input environmental sound and generates an input sound model based on the input environmental sound. At the client device, a similarity value is determined between the input sound model and each of the sound models to identify one or more sound models from the client database that are similar to the input sound model. A label is selected from labels associated with the identified sound models, and the selected label is associated with the input environmental sound based on a confidence level of the selected label. | 09-06-2012 |
20120224711 | METHOD AND APPARATUS FOR GROUPING CLIENT DEVICES BASED ON CONTEXT SIMILARITY - A method for grouping a plurality of client devices is disclosed. The method includes receiving sound descriptors from the plurality of client devices. The sound descriptors are extracted from the environmental sound. Each of the sound descriptors is transmitted to a server, which determines a similarity of the sound descriptors received from the client devices. The server groups the plurality of client devices into at least one similar context group based on the similarity of the sound descriptors. | 09-06-2012 |
20120224765 | TEXT REGION DETECTION SYSTEM AND METHOD - A method for detecting a text region in an image is disclosed. The method includes detecting a candidate text region from an input image. A set of oriented gradient images is generated from the candidate text region, and one or more detection window images of the candidate text region are captured. A sum of oriented gradients is then calculated for a region in one of the oriented gradient images. It is classified whether each detection window image contains text by comparing the associated sum of oriented gradients and a threshold. Based on the classifications of the detection window images, it is determined whether the candidate text region is a true text region. | 09-06-2012 |
20120226497 | SOUND RECOGNITION METHOD AND SYSTEM - A method for generating an anti-model of a sound class is disclosed. A plurality of candidate sound data is provided for generating the anti-model. A plurality of similarity values between the plurality of candidate sound data and a reference sound model of a sound class is determined. An anti-model of the sound class is generated based on at least one candidate sound data having the similarity value within a similarity threshold range. | 09-06-2012 |
20130110521 | EXTRACTION AND ANALYSIS OF AUDIO FEATURE DATA | 05-02-2013 |
20130201800 | CONTROLLING MOBILE DEVICE BASED ON SOUND IDENTIFICATION - A method and apparatus for performing a function in a mobile device are disclosed. A media sound from a sound output device external to the mobile device is captured and a sound feature is extracted from the captured media sound. A function to be performed in the mobile device is determined by identifying at least one reference sound feature in a set of reference sound features based on the extracted sound feature, each reference sound feature in the set of reference sound features being associated with at least one of a plurality of media sounds and at least one of a plurality of functions. Further, the determined function is performed in the mobile device. | 08-08-2013 |
20140253326 | Emergency Handling System Using Informative Alarm Sound - A method includes receiving an alarm sound including information related to an emergency event. The method also includes transmitting, to a server, identification information of the mobile device and the information. The method further includes receiving, from the server, an instruction for responding to the emergency event. The method further includes outputting the instruction. | 09-11-2014 |
20140334645 | METHOD AND APPARATUS FOR CONTROLLING VOICE ACTIVATION - A method for controlling voice activation by a target keyword in a mobile device is disclosed. The method includes receiving an input sound stream. When the input sound stream indicates speech, the voice activation unit is activated to detect the target keyword and at least one sound feature is extracted from the input sound stream. Further, the method includes deactivating the voice activation unit when the at least one sound feature indicates a non-target keyword. | 11-13-2014 |
20140337030 | ADAPTIVE AUDIO FRAME PROCESSING FOR KEYWORD DETECTION - A method of detecting a target keyword from an input sound for activating a function in a mobile device is disclosed. In this method, a first plurality of sound features is received in a buffer, and a second plurality of sound features is received in the buffer. While receiving each of the second plurality of sound features in the buffer, a first number of the sound features are processed from the buffer. The first number of the sound features includes two or more sound features. Further, the method may include determining a keyword score for each of the processed sound features and detecting the input sound as the target keyword if at least one of the keyword scores is greater than a threshold score. | 11-13-2014 |
20140337031 | METHOD AND APPARATUS FOR DETECTING A TARGET KEYWORD - A method of detecting a target keyword for activating a function in an electronic device is disclosed. The method includes receiving an input sound starting from one of the plurality of portions of the target keyword. The input sound may be periodically received based on a duty cycle. The method extracts a plurality of sound features from the input sound, and obtains state information on a plurality of states associated with the portions of the target keyword. Based on the extracted sound features and the state information, the input sound may be detected as the target keyword. The plurality of states includes a predetermined number of entry states indicative of a predetermined number of the plurality of portions. | 11-13-2014 |
20150078667 | METHOD AND APPARATUS FOR SELECTIVELY PROVIDING INFORMATION ON OBJECTS IN A CAPTURED IMAGE - A method for providing object information for a scene in a wearable computer is disclosed. In this method, an image of the scene is captured. Further, the method includes determining a current location of the wearable computer and a view direction of an image sensor of the wearable computer and extracting at least one feature from the image indicative of at least one object. Based on the current location, the view direction, and the at least one feature, information on the at least one object is determined Then, the determined information is output. | 03-19-2015 |
20150081295 | METHOD AND APPARATUS FOR CONTROLLING ACCESS TO APPLICATIONS - According to an aspect of the present disclosure, a method for controlling access to a plurality of applications in an electronic device is disclosed. The method includes receiving a voice command from a speaker for accessing a target application among the plurality of applications, and verifying whether the voice command is indicative of a user authorized to access the applications based on a speaker model of the authorized user. In this method, each application is associated with a security level having a threshold value. The method further includes updating the speaker model with the voice command if the voice command is verified to be indicative of the user, and adjusting at least one of the threshold values based on the updated speaker model. | 03-19-2015 |
20150081296 | METHOD AND APPARATUS FOR ADJUSTING DETECTION THRESHOLD FOR ACTIVATING VOICE ASSISTANT FUNCTION - A method for activating a voice assistant function in a mobile device is disclosed. The method includes receiving an input sound stream by a sound sensor and determining a context of the mobile device. The method may determine the context based on the input sound stream. For determining the context, the method may also obtain data indicative of the context of the mobile device from at least one of an acceleration sensor, a location sensor, an illumination sensor, a proximity sensor, a clock unit, and a calendar unit in the mobile device. In this method, a threshold for activating the voice assistant function is adjusted based on the context. The method detects a target keyword from the input sound stream based on the adjusted threshold. If the target keyword is detected, the method activates the voice assistant function. | 03-19-2015 |
20150082406 | METHOD AND APPARATUS FOR CONTROLLING ACCESS TO ELECTRONIC DEVICES - According to an aspect of the present disclosure, a method for controlling access to a plurality of electronic devices is disclosed. The method includes detecting whether a first device is in contact with a user, adjusting a security level of the first device to activate the first device when the first device is in contact with the user, detecting at least one second device within a communication range of the first device, and adjusting a security level of the at least one second device to control access to the at least one second device based on a distance between the first device and the at least one second device. | 03-19-2015 |