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US 2012/0260301 A1Published application
Hdmi and displayport dual mode transmitter
AssigneeBroadcom Corporation
InventorsHai Jie WU, Yow Ching Cheng
Life of this patent
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AssigneeBroadcom Corporation
InventorsHai Jie WU, Yow Ching Cheng
Estimating the term…
A method and apparatus is disclosed that is capable of transmitting video signals and/or audio signals using the HDMI interface standard or the DisplayPort interface standard. A dual mode transmitter is disclosed that is configurable to transmit to a first sink device, configured in accordance with a HDMI display interface, in a HDMI mode of operation and/or a second sink device, configured in accordance with a DisplayPort display interface, in a DisplayPort mode of operation. The dual mode transmitter is configured to receive a biasing current from the first sink device in the HDMI mode of operation or to internally provide the biasing current in DisplayPort mode of operation by selecting impedances from selectable impedance networks. The dual mode transmitter is configured to transmit the video signals and/or audio signals by biasing one or more transistors using the biasing current.
A dual mode transmitter configured to operate in one of a High-Definition Multimedia Interface (HDMI) mode of operation and a DisplayPort mode of operation, comprising:
A dual mode transmitter, comprising:
A method for operating a dual mode transmitter, comprising:
Dependencies are inferred from the claim text.