Cable assemblies for headphone devices
Headphone playback devices can include a cable assembly including a plurality of conductors extending between a first earpiece and a second earpiece. The cable assembly includes a jacket, a power conductor disposed within the jacket and coupled between a power source in the first earpiece and a wireless transceiver in the second earpiece. The cable assembly further includes a microphone conductor at least partially disposed within the jacket and coupled to a microphone in one of the earpieces. A shield is at least partially disposed between the power conductor and the microphone conductor to reduce electromagnetic interference between the two.
1 . A headphone device comprising:
a first earpiece;
a first audio transducer housed within the first earpiece;
a second earpiece;
a second audio transducer housed within the second earpiece;
a plurality of electrical components including a wireless transceiver and a power source, a first subset of the plurality of electrical components being at least partially disposed in the first earpiece and a second subset of the plurality of electrical components being at least partially disposed in the second earpiece; and
a cable assembly extending between the first earpiece and the second earpiece, the cable assembly comprising
a plurality of conductors electrically connecting the first subset of the plurality of electrical components to the second subset of the plurality of electrical components,
a jacket at least partially enclosing the plurality of conductors, and
a first termination assembly disposed in the first earpiece, wherein the first termination assembly includes a flexible circuit board including a plurality of terminals electrically and mechanically connected to one or more of the plurality of conductors, wherein the plurality of terminals are arranged side-by-side on the flexible circuit board such that ends of the plurality of conductors mechanically connected to the plurality of terminals are aligned along a plane.
2 . The headphone device of claim 1 , wherein at least one of the plurality of conductors is soldered to at least one of the plurality of terminals.
3 . The headphone device of claim 1 , wherein the cable assembly further comprises a second termination assembly disposed in the second earpiece.
4 . The headphone device of claim 1 , wherein the wireless transceiver is configured to facilitate communication via at least one data network, wherein the at least one data network comprises a BLUETOOTH network.
5 . The headphone device of claim 1 , further comprising an over-ear housing including the first earpiece, the second earpiece, and a headband attached to the first earpiece and the second earpiece, and wherein the cable assembly further comprises:
a first end portion coupled to the first subset of the plurality of electrical components via the first termination assembly;
a second end portion coupled to the second subset of the plurality of electrical components; and
an intermediate portion between the first end portion and the second end portion, wherein the intermediate portion is disposed within the headband.
6 . The headphone device of claim 5 , wherein at least part of the intermediate portion is in a serpentine configuration that comprises a plurality of bends positioned adjacent one another.
7 . The headphone device of claim 1 , further comprising at least one digital microphone at least partially disposed in at least one of the first earpiece or the second earpiece.
8 . The headphone device of claim 1 , wherein the first subset of the plurality of electrical components includes the wireless transceiver, and wherein the second subset of the plurality of electrical components includes the power source.
9 . The headphone device of claim 8 , further comprising a shield at least partially disposed around one or more individual conductors of the plurality of conductors.
10 . The headphone device of claim 9 , wherein the shield comprises a spiral shield.
11 . The headphone device of claim 1 , wherein the power source comprises at least one rechargeable battery.
12 . A headphone device comprising:
a housing including a first earpiece, a second earpiece, and a headband attached to the first earpiece and to the second earpiece;
a power source at least partially disposed in the first earpiece;
a wireless transceiver at least partially disposed in the second earpiece; and
a cable assembly at least partially disposed in the housing and comprising
a plurality of conductors at least partially disposed in and extending through the headband,
a jacket at least partially enclosing the plurality of conductors,
a first termination assembly disposed in the first earpiece, and
a second termination assembly disposed in the second earpiece,
wherein each of the first and second termination assemblies includes a flexible circuit board including
a plurality of conductive traces, and
a plurality of terminals coupled to the plurality of conductive traces and to one or more of the plurality of conductors,
wherein the plurality of terminals are arranged side-by-side on the flexible circuit board such that ends of the plurality of conductors mechanically connected to the plurality of terminals are aligned along a plane.
13 . The headphone device of claim 12 , further comprising at least one digital microphone at least partially disposed in the first earpiece and at least one digital microphone at least partially disposed in the second earpiece.
14 . The headphone device of claim 12 , wherein the plurality of conductors includes one or more power conductors coupled between the power source and the wireless transceiver; and
wherein the cable assembly further comprises a shield at least partially separating the one or more power conductors from one or more other conductors of the plurality of conductors, wherein the shield comprises one or more conductors helically extending around at least one of the one or more power conductors.
15 . The headphone device of claim 12 , wherein the wireless transceiver is configured to facilitate communication via a BLUETOOTH network.
16 . The headphone device of claim 15 , further comprising at least one BLUETOOTH antenna at least partially disposed in the second earpiece.
17 . The headphone device of claim 16 , wherein the wireless transceiver is further configured to facilitate communication via a WIFI network; and
wherein the headphone device further comprises at least one WIFI antenna at least partially disposed in the second earpiece.
18 . A headphone device comprising:
a first earpiece;
a first audio transducer housed within the first earpiece;
a second earpiece;
a second audio transducer housed within the second earpiece;
a plurality of electrical components including a wireless transceiver and a power source, a first subset of the plurality of electrical components being at least partially disposed in the first earpiece and a second subset of the plurality of electrical components being at least partially disposed in the second earpiece; and
a cable assembly extending between the first earpiece and the second earpiece, the cable assembly comprising
a first termination assembly disposed in the first earpiece,
a second termination assembly disposed in the second earpiece, and
a plurality of conductors extending between the first termination assembly and the second termination assembly and electrically connecting the first subset of the plurality of electrical components to the second subset of the plurality of electrical components,
wherein each of the first termination assembly and the second termination assembly includes a flexible circuit board including a plurality of conductive traces and a plurality of terminals coupled to the plurality of conductive traces,
wherein the plurality of conductors are electrically and mechanically connected to the plurality of terminals, and
wherein the plurality of terminals are arranged side-by-side on the flexible circuit board such that ends of the plurality of conductors mechanically connected to the plurality of terminals are aligned along a plane.
19 . The headphone device of claim 18 , wherein each of the first and second subsets of electrical components comprises at least one digital microphone.
20 . The headphone device of claim 18 , wherein the first subset of the plurality of electrical components includes the wireless transceiver, and wherein the second subset of the plurality of electrical components includes the power source.