Video signal switching arrangement and conference video...
Video switching system, video communications system and method f
Video switching system, video communications system and...
Video telecommunications device, and camera for same
Video teleconferencing assembly and process
Video teleconferencing assembly and process
Video teleconferencing system
Video telephone
Video telephone
Video telephone
Video telephone
Video telephone
Video telephone and method for changing communication mode durin
Video telephone call handling system and method
Video telephone device having automatic sound level setting...
Video telephone device with automatic video camera angle adjustm
Video telephone equipment
Video telephone for the real-time exchange of image and other da
Video telephone headset
Video telephone integrating public-switch telephone network...