Invention Grant
US08902998B2 Receiver for near-field chip-to-chip multichannel transmission 有权
接收机用于近场芯片到芯片多通道传输

  • Patent Title: Receiver for near-field chip-to-chip multichannel transmission
  • Patent Title (中): 接收机用于近场芯片到芯片多通道传输
  • Application No.: US13807941
    Application Date: 2011-05-24
  • Publication No.: US08902998B2
    Publication Date: 2014-12-02
  • Inventor: Frederic BroydeEvelyne Clavelier
  • Applicant: Frederic BroydeEvelyne Clavelier
  • Applicant Address: US CA Cupertino
  • Assignee: Apple Inc.
  • Current Assignee: Apple Inc.
  • Current Assignee Address: US CA Cupertino
  • Agency: Paradigm IP Law, PC
  • Agent Ross L. Franks
  • Priority: FR1002802 20100702
  • International Application: PCT/IB2011/052253 WO 20110524
  • International Announcement: WO2012/001545 WO 20120105
  • Main IPC: H04L27/00
  • IPC: H04L27/00 H04B5/00 H04B5/02
Receiver for near-field chip-to-chip multichannel transmission
Abstract:
The invention relates to a receiver for a near-field chip-to-chip multichannel transmission system such as the capacitive or inductive links used for vertical signal transmission between the stacked chips of a system-in-package. A receiver for near-field chip-to-chip multichannel transmission providing 4 transmission channels for digital transmission between two monolithic integrated circuits comprises 4 coupling devices (211) (212) (213) (214), each of said coupling devices being a planar winding sensitive to magnetic field variations. A multiple-input-port and multiple-output-port amplifier (23) has 4 input ports, each of said input ports being connected to one and only one of said coupling devices (211) (212) (213) (214). The receiver also comprises 4 recovery circuits (281) (282) (283) (284), each of said recovery circuits having an input port connected to one of the output ports of the multiple-input-port and multiple-output-port amplifier (23), each of said recovery circuits having an output terminal connected to the user (29). The receiver of the invention reduces crosstalk between the transmission channels.
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