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Class Information
Number: 455/569.1
Name: Telecommunications > Transmitter and receiver at same station (e.g., transceiver) > Radiotelephone equipment detail > Hands-free or loudspeaking arrangement
Description: Subject matter wherein the radiotelephone equipment contains a special arrangement of its speech-to-electricity transducer component, or any particular arrangement which allows communication without requiring a user to hold or be in physical contact with the radiotelephone.










Sub-classes under this class:

Class Number Class Name Patents
455/569.2 In vehicle 561
455/570 Noise suppression or echo cancellation 358


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19

Patent Number Title Of Patent Date Issued
8704632 In-vehicle system, in-vehicle device, and execution control method of command of the in-vehicle device Apr. 22, 2014
8706031 Method for switching the use of a shared set of wireless I/O devices between multiple computers Apr. 22, 2014
8706171 Hands-free terminals and hands-free system for cars Apr. 22, 2014
8694040 Remotely configurable wireless intercom system for an establishment Apr. 8, 2014
8694059 Mobile communication device and echo cancellation method Apr. 8, 2014
8688444 System and method for mobile automatic speech recognition Apr. 1, 2014
8688174 Integrated, detachable ear bud device for a wireless phone Apr. 1, 2014
8687798 Microphone line based detection of headset plug removal Apr. 1, 2014
8682398 Systems and methods for providing remote incoming call notification for cellular phones Mar. 25, 2014
8676224 Speakerphone control for mobile device Mar. 18, 2014
8670798 Extensible infotainment/telematics system having updatable user interface Mar. 11, 2014
8665087 Wearable or portable device including sensors and an image input for establishing communications interoperability and situational awareness of events at an incident site Mar. 4, 2014
8666301 Participant response system and method Mar. 4, 2014
8666461 Wireless audio device call device selection Mar. 4, 2014
8660546 Information processing apparatus, navigation system, and data updating method Feb. 25, 2014
8655417 Video/audio playing apparatus with wireless signal transmission function and wireless video/audio transmission module thereof Feb. 18, 2014
8649817 Headset call transition Feb. 11, 2014
8644888 Wireless headset switching system Feb. 4, 2014
8639234 System and method for processing vehicle communications Jan. 28, 2014
8639294 System and method for performing automatic gain control in mobile phone environments Jan. 28, 2014
8639300 Method and apparatus for maintaining transmit audio in a half duplex system Jan. 28, 2014
8634878 User application initiated telephony Jan. 21, 2014
8630685 Method and apparatus for providing sidetone feedback notification to a user of a communication device with multiple microphones Jan. 14, 2014
8616327 Portable media player sound deflecting assembly Dec. 31, 2013
8620392 Electronic device capable of continuing a telephone call when charging Dec. 31, 2013
8620390 Mail handling apparatus and method for handling e-mail Dec. 31, 2013
8620389 Voice control of multimedia and communications devices Dec. 31, 2013
8620388 Noise suppressing device, mobile phone, noise suppressing method, and recording medium Dec. 31, 2013
8620353 Automatic sharing and publication of multimedia from a mobile device Dec. 31, 2013
8620217 Short range wireless communication apparatus Dec. 31, 2013
8615273 Extensible infotainment/telematics system with process control shifting Dec. 24, 2013
8611969 Cable assembly with earpiece Dec. 17, 2013
8611955 Single action audio interface utilising binary state time domain multiple selection protocol Dec. 17, 2013
8611824 Vehicle, communication system for vehicle, and communication controlling method for vehicle Dec. 17, 2013
8611580 Cheek stabilizer for audio headset Dec. 17, 2013
8606335 In-vehicle handsfree apparatus and data transfer method Dec. 10, 2013
8606334 Mass deployment of communication headset systems Dec. 10, 2013
8606333 Push to lower hearing assisted device Dec. 10, 2013
8606292 Methods and systems for limiting mobile station operation in a group setting Dec. 10, 2013
8600301 Portable terminal having bluetooth module and bluetooth communication method thereof Dec. 3, 2013
8600431 Communication apparatus, communication system, and method for connecting devices Dec. 3, 2013
8594745 Notification of event by mobile communications device using radio frequency transmitter Nov. 26, 2013
8594744 System and methods for adaptively switching a mobile device's mode of operation Nov. 26, 2013
8594743 Portable terminal, audio output control method, and audio output control program Nov. 26, 2013
8594742 System and method for monitoring a mobile device Nov. 26, 2013
8594654 System for using at least one mobile terminal device in a motor vehicle Nov. 26, 2013
8588448 Communication eyewear assembly Nov. 19, 2013
8588821 Techniques for automatically outputting severe weather notifications at a user's mobile computing device Nov. 19, 2013
8588849 System and method for resuming media Nov. 19, 2013
8588864 Electronic device with an improved acoustic mesh system Nov. 19, 2013

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