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PCE
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DIFF Subgroup
G10K 11/26

Sound-focusing or directing, e.g. scanning

Introduced: January 1980

Full Title

Full titles differ between systems:

IPC:

Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general > Methods or devices for transmitting, conducting or directing sound > Sound-focusing or directing, e.g. scanning

CPC:

Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general > Methods or devices for transmitting, conducting or directing sound (G10K11/02, G10K11/36 take precedence) > Sound-focusing or directing, e.g. scanning

IPC and CPC are identically structured here. All 5 subcodes exist in both systems.

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1980.

Child Classifications

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  • G10K 11/28 using reflection, e.g. parabolic reflectors since 1980 IPC+CPC Available in IPC and CPC
  • G10K 11/30 using refraction, e.g. acoustic lenses since 1980 IPC+CPC Available in IPC and CPC
  • G10K 11/32 characterised by the shape of the source since 1980 IPC+CPC Available in IPC and CPC