1-35. (Cancelled)
36. A method for controlling a reverberation block to simulate the acoustic effects of a change in room size, the reverberation block comprising an early reflections module and a reverberation module and the method comprising:
in the early reflections module,
controlling an intensity of early reflections responsive to a reflection_intensity parameter; and
controlling a delay of a first reflection relative to a direct path responsive to a reflection_delay parameter;
in the reverberation module,
controlling an intensity of a late reverberation signal responsive to a reverb_intensity parameter;
controlling a delay of the late reverberation signal relative to a first reflection or to the direct path responsive to a reverb_delay parameter; and
controlling a rate of decay of the late reverberation signal responsive to a reverb_decay parameter;
changing a room_size parameter by a selected factor; and
in response to the changed room_size parameter,
changing a magnitude of at least one of the reflection_delay, reverb_delay and reverb_decay parameters by a magnitude determined by the selected factor; and
changing a magnitude of at least one of reflection_intensity and reverb_intensity parameters by a magnitude determined by the selected factor.
37. The method of claim 36, which comprises receiving a plurality of source feeds from each of a plurality of sound sources, each source feed providing an early feed to a common early reflections module, and a late feed to a common reverberation module, the early feed and the late feed being separate feeds.
38. The method of claim 36, which comprises controlling at least one of the intensity of early reflections and the intensity of the late reverberation signal as a decaying function in response to a change in room size.
39. The method of claim 36, which comprises, controlling the delay of the first reflection relative to the direct path as a proportional function in response to a change in room size.
40. The method of claim 36, which comprises controlling the delay of the late reverberation signal relative to one of the first reflection and the direct path as a proportional function in response to a change in room size.
41. The method of claim 36, which comprises controlling the rate of decay of the late reverberation signal as a proportional function in response to a change in room size.
42. A method for controlling a reverberation block to simulate the acoustic effects of a change in room size, the reverberation block comprising a reverberation module and the method comprising:
in the reverberation block,
controlling an intensity of a late reverberation signal responsive to a magnitude of a reverb_intensity parameter;
controlling a delay of the late reverberation signal relative to a direct path responsive to a reverb_delay parameter;
controlling a duration of decay of the late reverberation signal responsive to a reverb_decay time parameter,
changing the magnitude of a room_size parameter by a selected factor; and
in response to the changed room_size parameter,
changing a magnitude of at least one of the reverb_decay_time and reverb_delay parameters by a magnitude that is a proportional function of the selected factor; and
changing a magnitude of the reverb_intensity parameter by a magnitude that is a decaying function of the selected factor.
43. The method of claim 42, which comprises receiving a plurality of source feeds from each of a plurality of sound sources, each source feed providing an early feed to a common early reflections module, and a late feed to a common reverberation module, the early feed and the late feed being separate feeds.
44. The method of claim 42, which comprises controlling the intensity of the late reverberation signal as a decaying function in response to a change in room size.
45. The method of claim 42, which comprises controlling one of the rate of decay of the late reverberation signal and the delay of the late reverberation signal relative to a direct path as a proportional function in response to a change in room size.
46. A method for controlling a reverberation block to simulate the acoustic effects of a change in room size, with the reverberation block including an early reflections module and the method comprising:
controlling an intensity of early reflections responsive to a reflection_intensity parameter;
controlling the delay of a first reflection relative to a direct path responsive to a reflection_delay parameter;
changing a magnitude of a room_size parameter by a selected factor; and
in response to the changed room_size parameter,
changing a magnitude of the reflection_delay parameter by a magnitude that is a proportional function of the selected factor; and
changing a magnitude of the reflections_intensity parameter by a magnitude that is a decaying function of the selected factor.
47. The method of claim 46, which comprises receiving a plurality of source feeds from each of a plurality of sound sources, each source feed providing an early feed to the early reflections module and separate direct feed, the early feed and the direct feed being separate feeds.
48. The method of claim 46, which comprises one of controlling the intensity of early reflections as a decaying function in response to a change in room size, and controlling the delay of a first reflection relative to a direct path as a proportional function in response to a change in room size.
49. A method, performed by a digital computer, of simulating the effects on direct sound and reverberation of one of an obstruction and an occlusion, said method comprising:
receiving a plurality of source feeds from each of a plurality of sound sources, each source feed providing a direct feed and a reverberation feed, the direct feed and the reverberation feed being separate feeds;
for each of the plurality of source feeds:
when the obstruction is caused by an object located between a sound source and a listener, attenuating a magnitude of only the direct feed by a magnitude determined by a magnitude of an obstruction parameter to simulate the effects of the obstruction; and
when the occlusion is caused by a wall located between the sound source and the listener, attenuating a magnitude of both the direct feed and reverberation feed by a magnitude of an occlusion parameter to simulate the effect of the occlusion; and
processing the reverberation feed of all the source feeds using a common reverberation unit.
50. The method of claim 49, which includes at least one of low-pass filtering the direct feed and low-pass filtering both the direct feed and the reverberation feed.
51. A method for rendering a sound scene representing a plurality of sound sources and a listener at different positions in the scene, said method comprising:
receiving a plurality of source feeds from each of a plurality of sound sources, each source feed providing an early feed and a late feed, the early feed and the late feed being separate feeds;
for each of the plurality of source feeds:
processing the early feed of each source feed separately using early reflection signal parameters to produce a processed early feed; and
processing the late feed of each source feed separately using late reverberation signal parameters to produce a processed late feed;
for the plurality of sound sources:
processing the processed early feeds with a common early reflection unit to form at least one multi-source early reflection signal; and
processing the processed late feeds with a common reverberation unit to form at least one multi-source late reverberation signal; and
combining the at least one multi-source early reflection signal and the at least one multi-source late reverberation signal to form a processed multi-source output signal.
52. The method of claim 51, which includes for each of the plurality of source feeds:
processing a direct feed using at least one direct signal parameter to form a processed direct feed;
combining the processed direct feeds from each source feed to form a combined direct feed; and
combining the combined direct feed with the at least one multi-source early reflection signal and the at least one multi-source late reverberation signal to form the processed multi-source output signal.
53. The method of claim 52, wherein processing the direct feed comprises one of attenuating the direct feed, delaying the direct feed, filtering the direct feed, and panning the direct feed.
54. The method of claim 51, wherein processing the early feed comprises one of attenuating the early feed, delaying the early feed, filtering the early feed, and panning the early feed.
55. The method of claim 51, wherein processing the early feed comprises encoding each early feed in a multi-channel format to allow a different distribution of early reflections for each source feed.
56. The method of claim 51, wherein processing the late feed comprises one of attenuating the late feed, delaying the late feed and filtering the late feed.
57. The method of claim 51, which comprises:
combining the processed early feeds;
combining the processed late feeds; and
processing the combined processed early feeds and the combined processed late feeds in a common reverberation block including the common early reflection unit and the common reverberation unit that are common to all source feeds.
58. The method of claim 51, which includes controlling an amount of early reflections and an amount of late reverberation separately for each source feed.
59. A machine-readable medium comprising a set of instructions that, when executed by a machine, cause the machine to:
receive a plurality of source feeds from each of a plurality of sound sources, each source feed providing an early feed and a late feed, the early feed and the late feed being separate feeds;
for each of the plurality of source feeds:
process the early feed of each source feed separately using early reflection signal parameters to produce a processed early feed; and
process the late feed of each source feed separately using late reverberation signal parameters to produce a processed late feed;
for the plurality of sound sources:
process the processed early feeds with a common early reflection unit to form at least one multi-source early reflection signal; and
process the processed late feeds with a common reverberation unit to form at least one multi-source late reverberation signal; and
combine the at least one multi-source early reflection signal and the at least one multi-source late reverberation signal to form a processed multi-source output signal.
60. A reverberation block to simulate the acoustic effects of a change in room size, with the reverberation block including an early reflections module and the reverberation block comprising:
means for controlling an intensity of early reflections responsive to a reflection_intensity parameter;
means for controlling the delay of a first reflection relative to a direct path responsive to a reflection_delay parameter;
means for changing a magnitude of a room_size parameter by a selected factor; and
in response to the changed room_size parameter,
means for changing a magnitude of the reflection_delay parameter by a magnitude that is an increasing function of the selected factor; and
means for changing a magnitude of the reflections_intensity parameter by a magnitude that is a decaying function of the selected factor.
61. The reverberation block of claim 60, wherein the intensity of early reflections is controlled as a decaying function in response to a change in room size, and the rate of decay of the late reverberation signal of decay is controlled as a proportional function in response to a change in room size.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. Tappet, either for a high-pressure fuel pump or for a valve train of an internal combustion engine, comprising a housing, having a roller or sliding surface incorporated in a drive side thereof used for a cam or eccentric catch and wherein a driven side used for a contact of a tappet follower lies on a bottom side of a bridge part extending through an inner casing of the housing, an anti-rotation device projects past an outer casing and is formed from a radial extension of the bridge part and extends into a window of the housing a projection that is produced by a stamping-embossing process and attached integrally is located on the inner casing of the tappet only on a section thereof diametrically opposite the window, the projection rises with a wedge shape in a direction toward the drive side, and the bridge part is made from steel sheet metal and is snapped, with a section thereof diametrically opposite the radial extension, over the projection and lies on the projection with an edge region of a bottom side thereof.
2. Tappet according to claim 1, wherein the bridge part contacts, in a direction toward the drive side, bottom sides of diametrically opposite flat sections formed in the outer casing of the housing and also extending from a drive-side end of the housing, each of the flat sections has a bearing lug, and a bolt for the rolling or sliding support of the roller is accommodated in the bearing lugs.
3. Tappet according to claim 2, wherein the bottom sides of the flat sections are present on the inner casing of the housing in the form of half shells, and a top side of the bridge part is complementary, at least in a section of the bottom sides of the flat sections, to the flat sections mentioned last.
4. Tappet according to claim 1, wherein the radial extension is finger-shaped, connected integrally to the bridge part, and transitions at an outer end into a guide projection extending at a right angle on one or two sides.
5. Tappet according to claim 4, wherein the guide projection is produced by one of flattening, embossingstretching, or by bending.
6. Tappet according to claim 1, wherein the radial extension is provided on an outer end thereof with a separate insert part, such as a vertically standing pin or a tube.
7. Tappet according to claim 6, wherein the separate insert part is connected to the outer end by pressing, welding, adhesion, or soldering.
8. Tappet according to claim 1, wherein the housing comprises deep drawn or extruded steel sheet metal.