1. A method of a user equipment (UE) for transmitting a reference signal, the method comprising:
receiving a first parameter and a second parameter, which are cell specific parameters, via higher layer signaling;
receiving a third parameter, which is a UE specific parameter, via the higher layer signaling;
receiving a cyclic shift indicator (CSI) indicating a cyclic shift for a sequence and an orthogonal covering code on a physical downlink control channel (PDCCH);
acquiring the reference signal for a physical uplink shared channel (PUSCH), based on the third parameter and the CSI; and
transmitting the reference signal on the PUSCH,
wherein sequence hopping and group sequence hopping are disabled for the reference signal, for orthogonal reference signal multiplexing, regardless of values of the first parameter and the second parameter, if the third parameter indicates that the sequence hopping and the group sequence hopping are disabled,
wherein the sequence hopping includes hopping between two sequences in a group, and
wherein the group sequence hopping includes hopping among different groups.
2. The method of claim 1, wherein the first parameter indicates that the group sequence hopping is enabled, and
wherein the second parameter indicates that the sequence hopping is enabled.
3. The method of claim 1, wherein the third parameter includes an orthogonal covering codes (OCC)-enabled parameter that indicates that the group sequence hopping and the sequence hopping are disabled.
4. A method of a base station for receiving a reference signal, the method comprising:
transmitting a first parameter and a second parameter, which are cell specific parameters, via higher layer signaling;
transmitting a third parameter, which is a user equipment (UE) specific parameter, via the higher layer signaling;
transmitting a cyclic shift indicator (CSI) indicating a cyclic shift for a sequence and an orthogonal covering code on a physical downlink control channel (PDCCH); and
receiving the reference signal, which is generated based on the CSI, on a physical uplink shared channel (PUSCH),
wherein the reference signal is generated by not applying sequence hopping and group sequence hopping, for orthogonal reference signal multiplexing, regardless of values of the first parameter and the second parameter, if the third parameter indicates that the sequence hopping and the group sequence hopping are disabled,
wherein the sequence hopping includes hopping between two sequences in a group, and
wherein the group sequence hopping includes hopping among different groups.
5. The method of claim 4, wherein the first parameter indicates that the group sequence hopping is enabled, and
wherein the second parameter indicates that the sequence hopping is enabled.
6. The method of claim 4, wherein the third parameter includes an orthogonal covering codes (OCC)-enabled parameter that indicates that the group sequence hopping and the sequence hopping are disabled.
7. A user equipment (UE) for transmitting a reference signal, the UE comprising:
a transceiver configured to transmit and receive signals; and
a controller configured to control the transceiver to receive a first parameter and a second parameter, which are cell specific parameters, via higher layer signaling, to control the transceiver to receive a third parameter, which is a UE specific parameter, via the higher layer signaling, to control the transceiver to receive a cyclic shift indicator (CSI) indicating a cyclic shift for a sequence and an orthogonal covering code on a physical downlink control channel (PDCCH), to control to acquire the reference signal for a physical uplink shared channel (PUSCH), based on the third parameter and the CSI, and to control the transceiver to transmit the reference signal on the PUSCH,
wherein sequence hopping and group sequence hopping are disabled for the reference signal, for orthogonal reference signal multiplexing, regardless of values of the first parameter and the second parameter, if the third parameter indicates that the sequence hopping and the group sequence hopping are disabled,
wherein the sequence hopping includes hopping between two sequences in a group, and
wherein the group sequence hopping includes hopping among different groups.
8. The UE of claim 7, wherein the first parameter indicates that the group sequence hopping is enabled, and
wherein the second parameter indicates that the sequence hopping is enabled.
9. The UE of claim 7, wherein the third parameter includes an orthogonal covering codes (OCC)-enabled parameter that indicates that the group sequence hopping and the sequence hopping are disabled.
10. A base station for receiving a reference signal, the base station comprising:
a transceiver configured to transmit and receive signals; and
a controller configured to control the transceiver to transmit a first parameter and a second parameter, which are cell specific parameters, via higher layer signaling, transmit a third parameter, which is a user equipment (UE) specific parameter, via the higher layer signaling, transmit a cyclic shift indicator (CSI) indicating a cyclic shift for a sequence and an orthogonal covering code on a physical downlink control channel (PDCCH), and receive the reference signal, which is generated based on the CSI, on a physical uplink shared channel (PUSCH),
wherein the reference signal is generated by not applying sequence hopping and group sequence hopping, for orthogonal reference signal multiplexing, regardless of values of the first parameter and the second parameter, if the third parameter indicates that the sequence hopping and the group sequence hopping are disabled,
wherein the sequence hopping includes hopping between two sequences in a group, and
wherein the group sequence hopping includes hopping among different groups.
11. The base station of claim 10, wherein the first parameter indicates that the group sequence hopping is enabled, and
wherein the second parameter indicates that the sequence hopping is enabled.
12. The base station of claim 10, wherein the third parameter includes an orthogonal covering codes (OCC)-enabled parameter that indicates that the group sequence hopping and the sequence hopping are disabled.
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. A portable massage roller, comprising:
an outer contact skin having an outer surface suitable for use as a portable massage roller, the contact skin adapted to convert between a generally tubular expanded configuration and a collapsed configuration in which a volume of the roller is substantially reduced, the outer contact skin defining an inner cavity; and
a collapsible support structure disposed within the contact skin inner cavity and sized to contact and radially support the contact skin in its expanded configuration, the collapsible support structure adapted to convert the contact skin between its expanded and collapsed configurations.
2. The portable massage roller of claim 1, wherein the collapsible support structure comprises a plurality of rigid discs each adapted to pivot from an orientation generally perpendicular to the longitudinal axis in the expanded configuration of the roller to an orientation generally parallel to the longitudinal axis in the collapsed configuration of the roller.
3. The portable massage roller of claim 2, wherein each of the rigid discs has a polygonal exterior contour.
4. The portable massage roller of claim 2, wherein a first one of the rigid discs is located at one end of the collapsible support structure and pivots inward toward the other rigid discs, while the other rigid discs all pivot toward the first rigid disc.
5. The portable massage roller of claim 1, wherein the outer contact skin includes a series of axial stiffeners parallel to a longitudinal axis and extending a length of the contact skin.
6. The portable massage roller of claim 1, wherein the collapsible support structure includes a rigging system with pull rings on both ends of the roller which when pulled convert the roller from its collapsed to its expanded configuration.
7. The portable massage roller of claim 6, wherein the collapsible support structure includes at least one inner disc exposed at one end of the roller providing radial support to the outer contact skin and pushing the at least one inner disc inward converts the roller from its expanded to its collapsed configuration.
8. A portable massage roller, comprising:
an outer contact skin having a series of longitudinal stiffeners parallel to a longitudinal axis, the contact skin having an inner cavity; and
a plurality of spaced stiffening discs disposed within the contact skin inner cavity and sized to contact and radially support the longitudinal stiffeners in a first orientation to provide inner support for an expanded shape of the contact skin, each stiffening disc adapted to be displaced from the first orientation relative to the longitudinal stiffeners to a second orientation to permit collapse of the outer profile of the contact skin to a volume smaller than the expanded shape,
the massage roller being configured to convert between a generally cylindrical expanded shape adapted to support the weight of a person rolling on the roller and a collapsed, flattened shape.
9. The portable massage roller of claim 8, wherein the stiffening discs are each adapted to pivot from their first orientation generally perpendicular to the longitudinal stiffeners to their second orientation generally parallel to the longitudinal stiffeners.
10. The portable massage roller of claim 9, wherein the stiffening discs are all mounted to pivot on a longitudinal spar attached to an inner side of the outer contact skin.
11. The portable massage roller of claim 8, wherein the stiffening discs are each adapted to fold from their first orientation generally planar and perpendicular to the longitudinal stiffeners to their second orientation generally folded in half and parallel to the longitudinal stiffeners.
12. The portable massage roller of claim 8, wherein the stiffening discs each has a polygonal or circular exterior contour and includes cutouts to reduce their weight.
13. The portable massage roller of claim 8, wherein the outer contact skin includes the longitudinal stiffeners inserted into longitudinal cavities formed in a foam connecting sheet with longitudinally-extending living hinges in between the longitudinal stiffeners.
14. The portable massage roller of claim 8, wherein the collapsible support structure includes a rigging system with cords connected between the stiffening discs to coordinate their conversion between the first and second orientations.
15. A portable massage roller, comprising:
an outer contact skin having an outer surface suitable for use as a portable massage roller, the contact skin having a series of longitudinally-extending ribs connected by longitudinally-extending hinge points, the contact skin being configured to convert between a generally tubular expanded shape having an inner cavity circular or polygonal in cross-section and a generally elliptical collapsed shape with the inner cavity conforming to the collapsed shape, wherein the ribs remain parallel to a central axis of the tube when expanded and parallel to two focal points of the elliptical shape when collapsed; and
a collapsible support structure disposed within the contact skin inner cavity and sized to contact and radially support the longitudinally-extending ribs to provide inner support for the expanded shape of the contact skin, the collapsible support structure adapted to collapse and permit the outer contact skin to assume its collapsed shape.
16. The portable massage roller of claim 14, wherein the collapsible support structure includes a plurality of stiffening discs disposed within the contact skin inner cavity and sized to contact and radially support the ribs in the expanded shape of the contact skin, each stiffening disc being hinged relative to a fixed point within the inner cavity and adapted to pivot from a generally perpendicular orientation relative to the ribs to an orientation generally parallel to the ribs, at least two of the discs being coupled to pivot together.
17. The portable massage roller of claim 16, wherein the collapsible support structure includes a rigging system with cords connected between the stiffening discs to coordinate their conversion between the first and second orientations.
18. The portable massage roller of claim 17, wherein the rigging system includes pull rings on both ends of the roller which when pulled convert the roller from its collapsed to its expanded configuration.
19. The portable massage roller of claim 14, wherein the outer contact skin includes the longitudinal ribs inserted into longitudinal cavities formed in a foam connecting sheet with longitudinally-extending living hinges in between the longitudinal stiffeners.
20. The portable massage roller of claim 19, wherein the foam connecting sheet includes a series of longitudinally-spaced bumps arrayed outward of each longitudinal rib.