Abstract: Membrane unit for a speaker device, the membrane unit comprising a membrane and at least two coils. The respective longitudinal axes of the at least two coils are arranged in parallel along a main axis, a main surface being formed perpendicular to the main axis. The at least two coils are positioned adjacent to each other and mechanically connected to the membrane, the membrane being substantially flat and having a major surface parallel to the main surface. Wiring to the at least two coils is provided at least partly on a flat part of the membrane.

Abstract: A loudspeaker device includes first and second diaphragms arranged co-axially in an opposed relation to each other and having a rear volume in-between, each diaphragm having a plurality of motors operatively coupled thereto, and a frame having first and second ends, and first and second rims provided at the first and second ends, respectively. The motors of the first and second diaphragms are arranged in the same plane, and the motors are provided on the frame around the periphery of the first and second diaphragms.

Abstract: A speaker device (101, 201, 301) comprising a first diaphragm (103, 203, 303), an opposing second diaphragm (104, 204, 304), and a frame (102, 202, 302) comprising a first frame part (102a, 202a) on which the first diaphragm (103, 203, 303) is mounted and an opposing second frame part (102b, 202b) on which the second diaphragm (104, 204, 304) is mounted. A first speaker driver (105, 205, 305) drives the first diaphragm (103, 203, 303) and a second speaker driver (106, 206, 306) drives the second diaphragm (104, 204, 304). The first frame part (102a, 202a), a movable first coil bracket (107) of the first speaker driver (105, 205, 305), and a resilient first damper member (111) form a first single piece integrally formed unitary component. The second frame part (102b, 202b), a moveable second coil bracket (109) of the second speaker driver (106, 206, 306) and a resilient second damper member (112) form a second single piece integrally formed unitary component.

Abstract: A linear motor magnet assembly for use in a loudspeaker unit, with a fixed base actuator component and a membrane actuating element, the membrane actuating element having a linear excursion axis. A first auxiliary magnetic element and a second auxiliary magnetic element are present, the first auxiliary magnetic element providing a first auxiliary spatial magnetic field with a major axis aligned with the linear excursion axis. The second auxiliary magnetic element is fixedly connected to the membrane actuating element of the linear motor magnet assembly and has a second auxiliary spatial magnetic field, the second auxiliary magnetic field overlapping the first auxiliary spatial magnetic field and being substantially similarly oriented as the first auxiliary spatial magnetic field over a first predetermined excursion range of the linear motor magnet assembly.

Abstract: A linear motor magnet assembly for use in a loudspeaker unit, with a fixed base actuator component and a membrane actuating element, the membrane actuating element having a linear excursion axis. A first auxiliary magnetic element and a second auxiliary magnetic element are present, the first auxiliary magnetic element providing a first auxiliary spatial magnetic field with a major axis aligned with the linear excursion axis. The second auxiliary magnetic element is fixedly connected to the membrane actuating element of the linear motor magnet assembly and has a second auxiliary spatial magnetic field, the second auxiliary magnetic field overlapping the first auxiliary spatial magnetic field and being substantially similarly oriented as the first auxiliary spatial magnetic field over a first predetermined excursion range of the linear motor magnet assembly.

Abstract: Membrane unit for a speaker device, the membrane unit comprising a membrane and at least two coils. The respective longitudinal axes of the at least two coils are arranged in parallel along a main axis, a main surface being formed perpendicular to the main axis. The at least two coils are positioned adjacent to each other and mechanically connected to the membrane, the membrane being substantially flat and having a major surface parallel to the main surface. Wiring to the at least two coils is provided at least partly on a flat part of the membrane.

Abstract: A loudspeaker device includes first and second diaphragms arranged co-axially in an opposed relation to each other and having a rear volume in-between, each diaphragm having a plurality of motors operatively coupled thereto, and a frame having first and second ends, and first and second rims provided at the first and second ends, respectively. The motors of the first and second diaphragms are arranged in the same plane, and the motors are provided on the frame around the periphery of the first and second diaphragms.

Abstract: A speaker unit (1) comprising a speaker frame (2) with a major front surface (3) and an opposing major back surface (4), a membrane (5) movably arranged in the major front surface (3) along a main speaker axis (A) substantially perpendicular to the major front surface (3); one or more drive units (6) configured to drive the membrane (5), wherein each drive unit of the one or more drive units (6) comprises a driver static part (7) and a driver moving part (8), wherein the driver static part (7) is mounted to the speaker frame (2) and wherein the driver moving part (8) is connected to the membrane (5); wherein the driver static part (7) comprises an tubular shell (9) enclosing a chamber (10) and having one or more magnets (11) arranged in the chamber (10), and wherein the driver moving part (8) is moveably arranged along the tubular shell (9).

Abstract: A speaker transducer, comprising a speaker membrane and two drive members connected to an outer membrane circumference of the speaker membrane for driving the speaker membrane. A substantially rigid support member is connected to each of the two drive members and extends there between, wherein the support member is connected to and extends along the speaker membrane.

Abstract: A linear motor magnet assembly for use in a loudspeaker unit, with a fixed base actuator component and a membrane actuating element, the membrane actuating element having a linear excursion axis. A first auxiliary magnetic element and a second auxiliary magnetic element are present, the first auxiliary magnetic element providing a first auxiliary spatial magnetic field with a major axis aligned with the linear excursion axis. The second auxiliary magnetic element is fixedly connected to the membrane actuating element of the linear motor magnet assembly and has a second auxiliary spatial magnetic field, the second auxiliary magnetic field overlapping the first auxiliary spatial magnetic field and being substantially similarly oriented as the first auxiliary spatial magnetic field over a first predetermined excursion range of the linear motor magnet assembly.

Abstract: A speaker transducer, comprising a speaker membrane and two drive members connected to an outer membrane circumference of the speaker membrane for driving the speaker membrane. A substantially rigid support member is connected to each of the two drive members and extends there between, wherein the support member is connected to and extends along the speaker membrane.

Abstract: A linear motor magnet assembly for use in a loudspeaker unit, with a fixed base actuator component and a membrane actuating element, the membrane actuating element having a linear excursion axis. A first auxiliary magnetic element and a second auxiliary magnetic element are present, the first auxiliary magnetic element providing a first auxiliary spatial magnetic field with a major axis aligned with the linear excursion axis. The second auxiliary magnetic element is fixedly connected to the membrane actuating element of the linear motor magnet assembly and has a second auxiliary spatial magnetic field, the second auxiliary magnetic field overlapping the first auxiliary spatial magnetic field and being substantially similarly oriented as the first auxiliary spatial magnetic field over a first predetermined excursion range of the linear motor magnet assembly.

Abstract: A linear motor magnet assembly for use in a loudspeaker unit, with a fixed base actuator component and a membrane actuating element, the membrane actuating element having a linear excursion axis. A first auxiliary magnetic element and a second auxiliary magnetic element are present, the first auxiliary magnetic element providing a first auxiliary spatial magnetic field with a major axis aligned with the linear excursion axis. The second auxiliary magnetic element is fixedly connected to the membrane actuating element of the linear motor magnet assembly and has a second auxiliary spatial magnetic field, the second auxiliary magnetic field overlapping the first auxiliary spatial magnetic field and being substantially similarly oriented as the first auxiliary spatial magnetic field over a first predetermined excursion range of the linear motor magnet assembly.

Abstract: A speaker unit with a speaker frame and two opposing membranes each being arranged to move up and down along a main speaker axis. Two drive units are present for each membrane, having a driver static part and a driver moving part. A sealing edge suspension is connected to a perimeter of the associated membrane and to the major front surface and major back surface of the speaker unit, respectively. For each driver moving part, a spider arm suspension is present for suspending the driver moving part to the speaker frame in a flexible manner. The sealing edge suspension is at least partially positioned above the associated drive units when viewed in a direction parallel to the main speaker axis.

Abstract: A speaker transducer, comprising a speaker membrane and two drive members connected to an outer membrane circumference of the speaker membrane for driving the speaker membrane. A substantially rigid support member is connected to each of the two drive members and extends there between, wherein the support member is connected to and extends along the speaker membrane.

Abstract: A loudspeaker device includes first and second diaphragms arranged co-axially in an opposed relation to each other and having a rear volume in-between, each diaphragm having a plurality of motors operatively coupled thereto, and a frame having first and second ends, and first and second rims provided at the first and second ends, respectively. The motors of the first and second diaphragms are arranged in the same plane, and the motors are provided on the frame around the periphery of the first and second diaphragms.

Abstract: A loudspeaker device includes first and second diaphragms arranged co-axially in an opposed relation to each other and having a rear volume in-between, each diaphragm having a plurality of motors operatively coupled thereto, and a frame having first and second ends, and first and second rims provided at the first and second ends, respectively. The motors of the first and second diaphragms are arranged in the same plane, and the motors are provided on the frame around the periphery of the first and second diaphragms.

Abstract: A speaker unit (1) with a speaker frame (9) and two membranes (7, 8) arranged in the speaker frame (9). A first membrane (7) radiates in a major acoustic radiation direction (A) substantially perpendicular to a major plane (9a) of the speaker unit (1). A second membrane (8) has a secondary acoustic radiation direction (B) different from the major acoustic radiation direction (A). Two drive units (2) are positioned within the speaker frame (9), attached to the two membranes (7, 8), and positioned coaxial to each other at the same height in the speaker frame (9). An acoustic duct (6) provides for a closed acoustic channel from the second membrane (8) in the secondary acoustic radiation direction (B) to a secondary surface (6a) of the speaker unit (1) in a same plane as the major plane (9a) of the speaker unit (1).

Abstract: A linear motor magnet assembly 2 for use in a loudspeaker unit 1, with a fixed base actuator component 4 and a membrane actuating element 5, the membrane actuating element 5 having a linear excursion axis A. A first auxiliary magnetic element 7 and a second auxiliary magnetic element 8 are present, the first auxiliary magnetic element 7 providing a first auxiliary spatial magnetic field with a major axis aligned with the linear excursion axis A. The second auxiliary magnetic element 8 is fixedly connected to the membrane actuating element 5 of the linear motor magnet assembly 2 and has a second auxiliary spatial magnetic field, the second auxiliary magnetic field overlapping the first auxiliary spatial magnetic field and being substantially similarly oriented as the first auxiliary spatial magnetic field over a first predetermined excursion range E1 of the linear motor magnet assembly 2.

Abstract: Membrane unit for a speaker device, the membrane unit (1) comprising a membrane (2) and at least two coils (3). The respective longitudinal axes of the at least two coils (3) are arranged in parallel along a main axis (A), a main surface being formed perpendicular to the main axis (A). The at least two coils (3) are positioned adjacent to each other and mechanically connected to the membrane (2), the membrane (2) being substantially flat and having a major surface (S) parallel to the main surface. Wiring (4, 5, 6) to the at least two coils (3) is provided at least partly on a flat part of the membrane (2).