US Patent Issued to Arm on March 17 for "Clock domain crossing" (Norwegian Inventors)

ALEXANDRIA, Va., March 17 -- United States Patent no. 12,578,901, issued on March 17, was assigned to Arm Ltd. (Cambridge, Great Britain).

"Clock domain crossing" was invented by Ole Henrik Jahren (Trondheim, Norway), Magnus Walstad (Trondheim, Norway) and Kjetil Volden (Buvika, Norway).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus comprises buffer circuitry having a plurality of data entries each arranged to store a data block, where each data block has an associated data channel. The buffer circuitry is configured to receive data blocks from producer circuitry controlled by a first clock signal and to provide the data blocks to consumer circuitry controlled by a second clock signal. The appara...