Patents Assigned to ECHOBOX AUDIO, LLC
  • Handheld portable high fidelity music playback with streaming and WiFi routing ability
    Patent number: 9628915
    Abstract: A circuit design for a portable audio data processing and high fidelity playback device having a multi-core digital signal micro-processor, embedded with a set of digital audio CODECs for encoding and decoding 24 bit audio data in any current format, being mounted onto said PCB board. A set of differential operational audio amplifiers is powered independently with a dual power supply management circuit having a set of low-noise linear regulators.
    Type: Grant
    Filed: January 6, 2015
    Date of Patent: April 18, 2017
    Assignee: ECHOBOX AUDIO, LLC
    Inventor: Changzhi Yao
  • Handheld portable high fidelity music playback with streaming and WiFi routing
    Patent number: D785046
    Type: Grant
    Filed: January 1, 2016
    Date of Patent: April 25, 2017
    Assignee: Echobox Audio, LLC
    Inventor: Xiuquan Tang
  • Portable high fidelity music playback
    Patent number: D804446
    Type: Grant
    Filed: December 15, 2016
    Date of Patent: December 5, 2017
    Assignee: ECHOBOX AUDIO, LLC
    Inventors: Xiuquan Tang, Chao Peng