1. A fuel injector isolation system in a high pressure fuel injection system, comprising:
an isolated fuel rail assembly;
at least one cylinder having a cylinder head; and
a fuel injector that is coupled to and in fluid communication with the fuel rail assembly that extends along a first axis through an opening in the cylinder head and that is moveable within the opening in an angular direction with respect to the first axis.
2. The fuel injector isolation system of claim 1 wherein the fuel injector is moveable in an axial direction in relation to the cylinder head.
3. The fuel injector isolation system of claim 1 wherein the fuel injector isolation system includes a clearance gap between the cylinder head and the fuel injector in at least one of a longitudinal direction and a lateral direction.
4. The fuel injector isolation system of claim 1 wherein an anterior portion of the opening is larger than a posterior portion of the opening to allow angular movement of the fuel injector in relation to the cylinder head.
5. The fuel injector isolation system of claim 4 further comprising a combustion seal located proximate a nozzle of the injector.
6. The fuel injector isolation system of claim 1 further comprising an injector cup boss that couples the fuel injector to the fuel rail assembly.
7. The fuel injector isolation system of claim 6 further comprising a biasing element located between the injector cup boss and the fuel injector that biases the fuel injector toward the cylinder head.
8. The fuel injector isolation system of claim 6 wherein the fuel injector is insertably coupled to an interior region of the injector cup boss.
9. A fuel injector isolation system in a high pressure fuel infection system, comprising: an isolated fuel rail assembly; at least one cylinder having a cylinder head; a fuel injector coupled to and in fluid communication with the fuel rail assembly that extends axially through an opening in the cylinder head and is moveable within the opening in relation to the cylinder head; an injector cup boss that couples the fuel injector to the fuel rail assembly; and an injector sleeve, wherein the injector sleeve couples the fuel injector to the injector cup boss and the fuel injector extends through an opening of the injector sleeve into the opening in the cylinder head.
10. A fuel injector isolation system in a high pressure fuel injection system, comprising: an isolated fuel rail assembly; at least one cylinder having a cylinder head; a fuel injector coupled to and in fluid communication with the fuel rail assembly that extends axially through an opening in the cylinder head and is moveable within the opening in relation to the cylinder head; an injector cup boss that couples the fuel injector to the fuel rail assembly;
at least one second injector cup boss;
at least one second fuel injector; and
a retainer plate that couples the fuel injector to the injector cup boss and couples the at least one second fuel injector to the at least one second injector cup boss.
11. A vehicle comprising:
an engine block that includes at least one combustion cylinder having a cylinder head and a combustion chamber; and
a high pressure fuel injection system that delivers fuel directly into the combustion chamber, the high pressure fuel injection system including:
an isolated fuel rail assembly; and
a fuel injector that is coupled to and in fluid communication with the fuel rail assembly, that extends along a first axis through an opening in the cylinder head, and that is moveable within the opening in an angular direction with respect to the first axis.
12. The vehicle of claim 11 wherein the fuel injector is moveable in at least one of an angular direction and an axial direction in relation to the cylinder head.
13. The vehicle of claim 11 wherein the fuel injection system includes a clearance gap between the cylinder head and the fuel injector in at least one of a longitudinal direction and a lateral direction.
14. The vehicle of claim 11 wherein an anterior portion of the opening is larger than a posterior portion of the opening to allow angular movement of the fuel injector in relation to the cylinder head.
15. The vehicle of claim 14 further comprising a combustion seal located proximate a nozzle of the injector.
16. The vehicle of claim 12 further comprising an injector cup boss that couples the fuel injector to the fuel rail assembly.
17. The vehicle of claim 16 further comprising a biasing element located between the injector cup boss and the fuel injector that biases the fuel injector toward the cylinder head.
18. The vehicle of claim 17 wherein the fuel injector is insertably coupled to an interior region of the injector cup boss.
19. A vehicle comprising: an engine block that includes at least one combustion cylinder having a cylinder head and a combustion chamber; a high pressure fuel injection system that delivers fuel directly into the combustion chamber, the high pressure fuel injection system including: an isolated fuel rail assembly; and a fuel injector coupled to and in fluid communication with the fuel rail assembly that extends axially through an opening in the cylinder head and is moveable in at least one of an angular direction and an axial direction within the opening in relation to the cylinder head; an injector cup boss that couples the fuel injector to the fuel rail assembly; and an injector sleeve, wherein the injector sleeve couples the fuel injector to the injector cup boss and the fuel injector extends through an opening of the injector sleeve into the opening in the cylinder head.
20. A vehicle comprising: an engine block that includes at least one combustion cylinder having a cylinder head and a combustion chamber; a high pressure fuel injection system that delivers fuel directly into the combustion chamber, the high pressure fuel injection system including: an isolated fuel rail assembly; and a fuel injector coupled to and in fluid communication with the fuel rail assembly that extends axially through an opening in the cylinder head and is moveable in at least one of an angular direction and an axial direction within the opening in relation to the cylinder head; an injector cup boss that couples the fuel injector to the fuel rail assembly;
at least one second injector cup boss;
at least one second fuel injector; and
a retainer plate that couples the fuel injector to the injector cup boss and couples the at least one second injector cup boss to the at least one second fuel injector.
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 Bluetooth low energy (BLE) advertising method, comprising:
enabling a broadcast action of a plurality of advertising packets that are different from each other, wherein the advertising packets comprise connectable advertising packets and unconnectable advertising packets;
setting advertising time information of the advertising packets;
setting advertising data and an advertising packet address code of each of the advertising packets; and
executing the broadcast action for each of advertising packets in sequence according to the advertising time information and an advertising type of each of the advertising packets, wherein the advertising type indicates whether the advertising packet is connectable or unconnectable.
2. The BLE advertising method according to claim 1, wherein the step of setting the advertising time information of the advertising packets comprises:
setting an advertising time interval of each of the advertising packets according to the number of the advertising packets.
3. The BLE advertising method according to claim 2, wherein the step of setting the advertising time interval of each of the advertising packets according to the number of the advertising packets comprises:
calculating a bandwidth requirement of the advertising packets according to the number of the advertising packets; and
setting the advertising time interval of each of the advertising packets according to the bandwidth requirement.
4. The BLE advertising method according to claim 1, wherein the step of executing the broadcast action for each of advertising packets in sequence according to the advertising time information and the advertising type of each of the advertising packets comprises:
broadcasting a plurality of the unconnectable advertising packets in the same time.
5. The BLE advertising method according to claim 1, wherein the step of executing the broadcast action for each of advertising packets in sequence according to the advertising time information and the advertising type of each of the advertising packets comprises:
broadcasting one of the connectable advertising packets in the same time interval.
6. The BLE advertising method according to claim 1, wherein the step of setting the advertising packet address code of each of the advertising packets comprises:
generating a plurality of random address codes based on a public address code of a Bluetooth device, wherein the random address codes are respectively assigned to the unconnectable advertising packets.
7. A Bluetooth low energy (BLE) beacon device, comprising:
a BLE controller calling a plurality of customized commands in a host control interface layer for respectively:
enabling a broadcast action of a plurality of advertising packets that are different from each other, wherein an advertising type of each of the advertising packets indicates a connectable advertising packet and an unconnectable advertising packet, and the advertising packets comprise connectable advertising packets and unconnectable advertising packets;
setting advertising time information of the advertising packets;
setting advertising data and an advertising packet address code of each of the advertising packets; and
executing the broadcast action for each of advertising packets in sequence according to the advertising time information and the advertising type of each of the advertising packets.
8. The BLE beacon device according to claim 7, wherein the BLE controller calculates a bandwidth requirement of the advertising packets according to the number of the advertising packets and sets an advertising time interval of each of the advertising packets according to the bandwidth requirement.
9. The BLE beacon device according to claim 7, wherein the BLE controller enables a plurality of the unconnectable advertising packets in the same time.
10. The BLE beacon device according to claim 7, wherein the BLE controller enables one of the connectable advertising packets in the same time.
11. The BLE beacon device according to claim 7, wherein the BLE controller generates a plurality of random address codes based on a public address code of a Bluetooth device and respectively assigns the random address codes to the unconnectable advertising packets.
12. The BLE beacon device according to claim 7, wherein the BLE controller comprises:
a link management layer coupled to the host control interface layer,
wherein the host control interface layer provides the customized commands, and the BLE controller is coupled to an application layer through the host control interface layer.
13. The BLE beacon device according to claim 12, further comprising:
a Bluetooth physical layer coupled to the BLE controller.