1. A child seat for seating a child within a vehicle, comprising:
a base having a substantially vertical outer side wall, the outer wall defining a perimeter of a recess formed in the wall; and
an object holder including a vertically elongated cavity for receiving and holding an object;
wherein the object holder is attached to the base and extends into the recess, the recess perimeter being sized to receive a portion of the cavity of the object holder such that the object holder is movable though the recess between an extended, in use position and a fully retracted, storage position;
wherein, when the object holder is in the fully retracted, storage position, the object holder can be retracted no further into the base, and a portion of the object holder extends beyond the outer side wall of the base and presents a gripping surface configured to be engaged so as to articulate the object holder from the fully retracted position to the extended position;
wherein the child seat is configured for placement on a seat of the vehicle, and wherein the child seat has a belt path configured to receive and locate relative to the child a lapbelt of a restraint system of the vehicle.
2. The child seat of claim 1, wherein the object holder is slidably attached to the base.
3. The child seat of claim 1, wherein the base further comprises a seating surface and the object holder includes an extension slidably connected to the base and positioned under the seating surface.
4. The child seat of claim 3, wherein the extension includes a slot, and the base includes a post positioned in the slot to limit a sliding motion of the object holder.
5. The child seat of claim 3, wherein the cavity is at a distal end of the extension.
6. The child seat of claim 1, further comprising a second object holder attached to the base.
7. The child seat of claim 1, wherein the base further comprises a seating surface, and wherein when object holder is in the fully retracted, storage position, a portion of the cavity is located under the seating surface.
8. The child seat of claim 1, the object holder further comprising a perimeter that defines the cavity, wherein when the object holder is in the fully retracted, storage position, a portion of the cavity perimeter is received in the recess, and the received part of the cavity perimeter defines an aligned portion that is in vertical alignment with the recess perimeter.
9. The child seat of claim 8, wherein the substantial entirety of the received part of the perimeter is surrounded by the base.
10. The child seat of claim 8, wherein the aligned portion is surrounded by the recess perimeter.
11. The child seat of claim 1, wherein when the object holder is in the fully retracted position, a portion of the cavity of the object holder is in vertical alignment with the recess perimeter.
12. The child seat of claim 11, wherein the aligned portion of the cavity is surrounded by the recess perimeter.
13. The child seat of claim 1, wherein, when the object holder is in the fully retracted, storage position, a portion of the cavity is received within the recess.
14. A child seat for seating a child within a vehicle, comprising:
an object holder including a vertically elongated cavity for receiving and holding an object; and
a base including a recess sized to receive the object holder;
wherein the object is movable between an extended, in use position and a fully retracted, storage position;
wherein, when in the fully retracted, storage position, the object holder can be retracted no further into the base and a portion the object holder less than an entirety of the object holder extends beyond the base so as to be accessible as a gripping surface.
15. The child seat of claim 14, wherein the object holder is attached to a front portion of the base.
16. The child seat of claim 15, wherein the object holder comprises a first object holder, the child seat further comprising a second object holder movable independently of the first object holder between an extended, in use position and a fully retracted, storage position;
wherein, when in the fully retracted, storage position, the second object holder can be retracted no further into the base and a portion the second object holder less than an entirety of second-object holder extends beyond the base so as to be accessible as a gripping surface.
17. The child seat of claim 16 wherein the first and second object holders are attached to opposite sides of the base.
18. The child seat of claim 16 wherein the base further comprises a seating surface, and wherein when the first and second object holders are in their fully retracted, storage position, a portion of each of their cavities is located under the seating surface.
19. The child seat of claim 16 wherein when the object holders are in the fully retracted, storage position, a substantial entirety of the received part of their object holders is surrounded.
20. The child seat of claim 19, wherein the substantial entirety of the received part of the object holders is surrounded by the base.
21. A child seat for seating a child within a vehicle, comprising:
a base having first and second opposing, substantially vertical, outer side walls, the outer walls each defining a perimeter of a recess formed in each wall;
first and second object holders attached to the base corresponding to the first and second side walls, respectively, each of the first and second object holders including a vertically elongated cavity for receiving and holding an object, wherein the object holders are attached to the base and extend into the corresponding recesses, each recess perimeter being sized to receive a portion of the cavity of the object holder in the recess, and each object holder is movable through the corresponding recess between an extended, in use position and a fully retracted, storage position whereby each object holder can be retracted no further into the base and a portion of each object holder extends beyond the base and presents a gripping surface configured to be engaged so as to articulate the object holder from the fully retracted position to the extended position; and
a belt path configured to receive and locate relative to the child a lapbelt of a restraint system of the vehicle such that the child seat is configured for placement on a seat of the vehicle.
22. The child seat of claim 21, wherein when each object holder is in the fully retracted position, a portion of the cavity is in vertical alignment with the recess perimeter.
23. The child seat of claim 22, wherein the aligned portion of the cavity is surrounded by the recess perimeter.
24. The child seat of claim 21, wherein, when the object holder is in the fully retracted, storage position, a portion of the cavity is received within the recess.
25. A child seat for seating a child within a vehicle, comprising:
a base, the base having a recess extending into the base, the recess defined by an enclosed perimeter; and
an object holder including a vertically elongated cavity for receiving and holding an object;
wherein the object holder is attached to the base and extends into the recess, the recess perimeter being sized to receive a portion of the cavity of the object holder such that the object holder is movable through the recess between an extended, in use position and a fully retracted, storage position;
wherein, when the object holder is in the fully retracted, storage position, the object holder can be retracted no further into the base, and a portion of the object holder extends beyond the recess and presents a gripping surface configured to be engaged so as to articulate the object holder from the fully retracted position to the extended position;
wherein the child seat is configured for placement on a seat of the vehicle, and wherein the child seat has a belt path configured to receive and locate relative to the child a lapbelt of a restraint system of the vehicle.
26. The child seat of claim 25, wherein when each object holder is in the fully retracted position, a portion of the cavity is in vertical alignment with the recess perimeter.
27. The child seat of claim 26, wherein the aligned portion of the cavity is surrounded by the recess perimeter.
28. The child seat of claim 25, wherein, when the object holder is in the fully retracted, storage position, a portion of the cavity is received within the recess.
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. An apparatus to be included in a user equipment (\u201cUE\u201d), the apparatus comprising:
processing circuitry:
to attempt to detect a plurality of source signals from a plurality of synchronization sources,
to synchronize to a first source signal of the plurality of source signals where the first source signal is detected, and
to generate a first synchronization request signal where the plurality of source signals is not detected; and
communications circuitry, communicatively coupled with the processing circuitry, to transmit the first synchronization request signal where the first synchronization request signal is generated, and to transmit a synchronization reference signal where the processing circuitry synchronizes to the first source signal and the synchronization source is an evolved Node B (\u201ceNB\u201d) or a global navigation satellite system (\u201cGNSS\u201d).
2. The apparatus of claim 1, wherein the communications circuitry is to transmit the first synchronization request signal and the synchronization reference signal on a spectrum associated with public safety.
3. The apparatus of claim 1, wherein the plurality of synchronization sources includes a second UE associated with public safety.
4. The apparatus of claim 1, wherein the UE in which the apparatus is to be included is a public safety device.
5. The apparatus of claim 1, wherein the processing circuitry is further
to generate the synchronization reference signal based on the detected first source signal.
6. The apparatus of claim 1, wherein the communications circuitry is to transmit the synchronization reference signal based on a second synchronization request signal, the communications circuitry is further
to receive the second synchronization request signal from an obstructed UE.
7. The apparatus of claim 1, wherein the processing circuitry is to attempt to detect the plurality of signals by passively scanning a radio spectrum.
8. The apparatus of claim 7, wherein the radio spectrum includes a first spectrum associated with a mobile network operator and a second spectrum associated with public safety.
9. An apparatus to be included in a user equipment (\u201cUE\u201d), the apparatus comprising:
processing circuitry to synchronize to a first source signal of a plurality of source signals based on a first priority associated with the first source signal, each source signal of the plurality of source signals to be associated with a respective synchronization source, and to start an ad hoc network where the first source signal is a synchronization request signal associated with a UE synchronization source; and
communications circuitry, communicatively coupled with the processing circuitry, to passively scan a radio spectrum for the plurality of source signals, to receive the first source signal, and to transmit a synchronization reference signal where the synchronization source associated with the first source signal is not the UE synchronization source.
10. The apparatus of claim 9, wherein the communications circuitry is further to continue to scan the radio spectrum for the plurality of source signals after the processing circuitry has synchronized to the first source signal, and to receive a second source signal associated with a higher priority than the first source signal, and further wherein the processing circuitry is further
to synchronize to the received second source signal, instead of the first source signal, based on the higher priority associated with the received second source signal.
11. The apparatus of claim 10, wherein the processing circuitry is further to determine the first priority of the first source signal and the higher priority of the second source signal based on respective synchronization sources associated with the first and second source signals.
12. The apparatus of claim 9, wherein the communications circuitry is to receive the synchronization request signal on a first spectrum associated with public safety.
13. The apparatus of claim 9, wherein the communications circuitry is to transmit the synchronization reference signal on a first spectrum associated with public safety.
14. The apparatus of claim 9, wherein a first respective synchronization source associated with the first source signal is a global navigation satellite system or an evolved Node B.
15. The apparatus of claim 10, wherein a first respective synchronization source associated with the first source signal is a global navigation satellite system and a second respective synchronization source associated with the second source signal is an evolved Node B.
16. A computer-implemented method to be performed in a user equipment (\u201cUE\u201d), the method comprising:
passively scanning a radio spectrum to detect a plurality of source signals;
selecting a first source signal of the plurality of source signals that is detected from the passively scanning;
synchronizing to the selected first source signal;
receiving a synchronization request signal from a geographically proximate UE;
generating a synchronization reference signal based on the selected first source signal; and
transmitting the synchronization reference signal to the geographically proximate UE based on the synchronization request signal.
17. The computer-implemented method of claim 16, wherein the first source signal is from an evolved Node B or a global navigation satellite system.
18. The computer-implemented method of claim 16, wherein the first source signal is detected on a first spectrum of the radio spectrum that is associated with a mobile network operator and further wherein the transmitting the synchronization reference signal comprises:
transmitting, on a second spectrum associated with public safety, the synchronization reference signal to the geographically proximate UE based on the synchronization request signal.
19. The computer-implemented method of claim 16, wherein the geographically proximate UE is a public safety device adapted for proximity-based services.
20. One or more non-transitory computing device-readable media comprising computing device-executable instructions to be included in a user equipment (\u201cUE\u201d), wherein the instructions, in response to execution by a computing device, cause the computing device to:
scan a radio spectrum for a plurality of source signals from a plurality of synchronization sources;
determine that the plurality of source signals is absent based on the scan of the radio spectrum;
generate a first synchronization request signal to be associated with an ad hoc network based on the determined absence; and
transmit the generated first synchronization request signal.
21. The one or more non-transitory computing device-readable media of claim 20, wherein the instructions are to cause the computing device to generate the first synchronization request signal based additionally on an average of frequencies and an average of symbol boundaries of a plurality of received synchronization request signals such that the ad hoc network can be synchronized, and further wherein the instructions are further to cause the computing device to:
receive the plurality of synchronization request signals from a plurality of obstructed UEs.
22. The one or more non-transitory computing device-readable media of claim 20, wherein the instructions are to cause the computing device to transmit the generated first synchronization request signal on a first spectrum that is associated with public safety.
23. The one or more non-transitory computing device-readable media of claim 20, wherein the UE in which the computing device-executable instructions are to be included is a public safety device adapted for proximity-based services.
24. The one or more non-transitory computing device-readable media of claim 20, wherein the instructions are to cause the computing device to transmit the first synchronization request signal before expiry of a countdown timer and to passively scan the radio spectrum at expiry of the countdown timer, and further wherein the instructions are further to cause the computing device to:
begin a countdown timer based on the determined absence of the plurality of source signals.
25. The one or more non-transitory computing device-readable media of claim 24, wherein the instructions are to cause the computing device to repeatedly begin the countdown timer such that the computing device passively scans the radio spectrum at expiry of the countdown timer until at least one source signal of the plurality of source signals is not absent.