Author: claimsbot

1.-18. (canceled)
19. A method of forming bipolar transistor structure, the method comprising:
forming an intrinsic base layer over a collector layer;
forming an emitter over the intrinsic base layer;
forming an extrinsic base layer over the intrinsic layer and adjacent the emitter; and
forming a ring shaped dopant profile by implantation within an upper portion of the collector layer, wherein the ring shaped dopant profile is disposed so as to be aligned beneath a perimeter portion of the emitter.
20. The method of claim 19, further comprising forming a lower collector implant structure within a lower portion of the collector layer, in electrical contact with the ring shaped dopant profile, wherein the lower collector implant structure is disposed so as to be aligned beneath an interior, center portion of the emitter.
21. The method of claim 20, wherein the lower collector implant structure and the ring shaped dopant profile have a higher dopant concentration with respect to the collector layer.
22. The method of claim 20, wherein the collector layer, lower collector implant structure, ring shaped dopant profile and the emitter are doped with N-type semiconductor material, and the extrinsic and intrinsic base layers are doped with P-type semiconductor material.
23. The method of claim 20, wherein an outer diameter of the ring shaped dopant profile coincides with an emitter opening defined between edges of the extrinsic base layer.
24.-30. (canceled)

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 articulating head with a linear movement assembly, adapted to be used with a CNC machine to work on a work piece, comprising:
a pivot plate adapted to be attached and fixed to the CNC machine, said pivot plate attached to the CNC machine such that said pivot plate is movable back and forth on and by the CNC machine in one direction which is a movement in one directional plane, said pivot plate including a first connection point;
a pivot arm rotatably attached to said pivot plate at a pivot arm rotation point on said pivot plate such that rotation of said pivot arm is in a second directional plane parallel to said one directional plane of movement of said pivot plate, said pivot arm having a second connection point, and said pivot arm adapted to allow mounting of a tool to work on the work piece; and
a linear movement assembly mounted to and between said first connection point of said pivot plate and said second connection point of said pivot arm to cause rotation of said pivot arm about said pivot plate, said linear movement assembly comprising a threaded rod mounted as a screw, a nut which threads onto said screw and a motor interconnected to one of said screw and nut to cause motion between said screw and said nut, said screw and said nut being mounted between said pivot plate and said pivot arm, whereby said motion induced between said screw and nut causes said pivot arm to rotate about said pivot plate;
wherein said screw is attached to a screw mount, said screw mount is rotatably attached to one of said first connection point and second connection point such that said screw mount rotates in a directional plane parallel to said one directional plane of movement of said pivot plate.
2. The articulating head of claim 1, wherein said screw is attached to said first connection point at said pivot plate, said screw having a first end and a second end, said first end of said screw being supported near said first connection point at said pivot plate in a fixed position so that said screw cannot rotate about an axis between said first and second ends of said screw; wherein said nut is attached to said second connection point at said pivot arm and threaded onto said screw; and wherein said motor is attached to said nut to rotate said nut, where rotation of said nut causes said pivot arm to rotate about said pivot plate at said pivot arm rotation point due to movement of said nut along said screw in a linear motion.
3. The articulating head of claim 1, wherein said screw is a ball screw and said nut is a ball nut.
4. The articulating head of claim 1, wherein said pivot plate includes a boss at said pivot arm rotation point to receive said pivot arm and wherein said pivot arm includes a bearing boss hole to fit over said boss, such that said pivot arm rotates about said boss.
5. The articulating head of claim 2, wherein said screw is rotatably mounted to said first connection point of said pivot plate, such that there is a freedom of movement at said first connection point at said pivot plate during rotation of said pivot arm about said pivot plate; and wherein said nut is rotatably attached to said second connection point of said pivot arm, such that there is a freedom of movement at said second connection point at said pivot arm during rotation of said pivot arm about said pivot plate.
6. The articulating head of claim 2, wherein said motor includes a motor pulley; wherein said nut includes a nut pulley attached to said nut; and further including a belt mounted about said motor pulley and said nut pulley, such that rotation of said motor pulley turns said belt, which in turn rotates said nut pulley and said nut.
7. The articulating head of claim 2, wherein said nut is enclosed in a nut housing such that said nut can rotate within said nut housing and said nut housing is mounted to said pivot arm.
8. The articulating head of claim 5, wherein said first connection point includes screw mount that rotatably attaches to said pivot plate; wherein said screw mount includes a hole to receive said screw.
9. The articulating head of claim 8, further including a bearing mount to attach said screw mount to said pivot plate, such that said screw mount rotates about said bearing mount.
10. The articulating head of claim 2, wherein said second connection point includes a nut mount rotatably attached to said pivot arm to provide a freedom of movement, said nut rotatably attaches to said nut mount to provide for attachment of said nut to said pivot arm.
11. The articulating head of claim 10, wherein said pivot arm includes a first bearing mount extending out from said pivot arm that connects to one side of said nut mount such that said nut mount rotates about said bearing mount; and wherein there is second bearing mount connected to an opposite side of said nut mount that is opposite said first bearing mount, said second bearing mount connecting such that said nut mount rotates about said second bearing mount, and said second bearing mount is supported off of said pivot arm.
12. The articulating head of claim 1, wherein said motor is a precision computer controlled motor so that said motor can be controlled to provide precision positioning of said nut along said screw during machining.
13. The articulating head of claim 1, wherein said screw is attached to said first connection point at said pivot plate, said screw having a first end and a second end, said first end of said screw being supported near said first connection point at said pivot plate; wherein said nut is attached to said second connection point at said pivot arm and threaded onto said screw and said nut being in a fixed position such that said screw moves through said nut when said screw is rotated about an axis between said first and second ends of said screw; and wherein said motor is attached to said screw to rotate said screw, where rotation of said screw causes said pivot arm to rotate about said pivot plate at said pivot arm rotation point due to movement of said screw through said nut in a linear motion.
14. The articulating head of claim 13, wherein said screw is rotatably mounted to said first connection point of said pivot plate, such that there is a freedom of movement at said first connection point at said pivot plate during rotation of said pivot arm about said pivot plate; and wherein said nut is rotatably attached to said second connection point of said pivot arm, such that there is a freedom of movement at said second connection point at said pivot arm during rotation of said pivot arm about said pivot plate.
15. The articulating head of claim 1, wherein said screw is attached to said second connection point at said pivot arm, said screw having a first end and a second end, said first end of said screw being supported near said second connection point at said pivot arm in a fixed position so that said screw cannot rotate about an axis between said first and second ends of said screw; wherein said nut is attached to said first connection point at said pivot plate and threaded onto said screw; and wherein said motor is attached to said nut to rotate said nut, where rotation of said nut causes said pivot arm to rotate about said pivot plate at said pivot arm rotation point due to movement of said nut along said screw in a linear motion.
16. The articulating head of claim 15, wherein said screw is rotatably mounted to said second connection point of said pivot arm, such that there is a freedom of movement at said second connection point at said pivot arm during rotation of said pivot arm about said pivot plate; and wherein said nut is rotatably attached to said first connection point of said pivot plate, such that there is a freedom of movement at said first connection point at said pivot plate during rotation of said pivot arm about said pivot plate.
17. The articulating head of claim 1, wherein said screw is attached to said second connection point at said pivot arm, said screw having a first end and a second end, said first end of said screw being supported near said second connection point at said pivot arm; wherein said nut is attached to said first connection point at said pivot plate and threaded onto said screw and said nut being in a fixed position such that said screw moves through said nut when said screw is rotated about an axis between said first and second ends of said screw; and wherein said motor is attached to said screw to rotate said screw, where rotation of said screw causes said pivot arm to rotate about said pivot plate at said pivot arm rotation point due to movement of said screw through said nut in a linear motion.
18. The articulating head of claim 17, wherein said screw is rotatably mounted to said second connection point of said pivot arm, such that there is a freedom of movement at said second connection point at said pivot arm during rotation of said pivot arm about said pivot plate; and wherein said nut is rotatably attached to said first connection point of said pivot plate, such that there is a freedom of movement at said first connection point at said pivot plate during rotation of said pivot arm about said pivot plate.

1. A method of paging a receiving user in a country-selective global paging system, the method comprising:
providing a global paging system spanning a plurality of different countries around the world, the global paging system including a plurality of servers in different countries, each of the servers being in communication with at least one wireless transmitter for transmitting a paging message to a pager of the receiving user;
interconnecting the servers by way of a land-based packet-switched digital data network so as to permit digital communication of signals between the plurality of servers via the packet-switched digital data network;
an originating user telephoning a first web site or server located in a first country in order to page the receiving user who is located in a secondary country different from the first country, the originating user not necessarily knowing what country the receiving user is located in;
the paging system determining if the second country is currently designated by the receiving user as a designated country in which the paging system is to attempt to page the receiving user;
when the paging system determines that the second country has been designated by the receiving user, sending a paging communication over the packet-switched digital data network to a second web site or server in the second country instructing the second web site or server to initiate paging the receiving user in the second country; and
when the paging system determines that the second country has not been designated by the receiving user, the paging system initiating paging operations in another country in a predetermined order in an attempt to page the receiving user.
2. The method of claim 1, wherein the digital data network comprises the Internet.
3. The method of claim 1, wherein the receiving user in the second country responds to the page from the second country.

The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.

What is claimed is:

1. A dome switch including a single switch comprising:
a front sheet having a domed projection projecting outside, being reversible and provided with an electrode at its back side;
an electric circuit body having an electric contact to contact with an electrode provided on said domed projection when said domed projection is reversed; and,
a domed convex portion provided in the vicinity of the center of said domed projection, wherein, in a process of pushing said convex portion, said projection is reversed and an electrode provided near the periphery of said convex portion at the back side of said front sheet is brought into contact with said electric contact provided on said electric circuit body and an electrode provided in the vicinity of the center of said domed convex portion at back side of said front sheet is brought into contact with said electric contact provided on said electric circuit body.
2. The dome switch according to claim 1, wherein the domed convex portion is reversed to the back side of the front sheet.
3. The dome switch according to claim 1 or 2 comprising a plurality of the single switches.
4. The dome switch according to claim 1, 2 or 3, comprising, between the front sheet and the electric circuit body, a spacer sheet having a throughhole for ensuring contact between the electrode at back side of said front sheet and the electric contact of said electric circuit body in the single switch for preventing deformation of said front sheet.
5. The dome switch according to claim 4, wherein the spacer sheet functions to provide a stroke distance for the projection and the convex portion.
6. The dome switch according to claim 5, wherein the spacer sheet includes multi-layered sheets and a top layered spacer sheet at the front sheet side is formed thinner than other under layered spacer sheet for fine adjustment of the stroke distance.
7. The dome switch according to claim 5 or 6, wherein a diameter of the throughhole of the top layered spacer sheet is formed larger than or equal to a diameter of the projection, and a diameter of the throughhole of the under layered sheet is formed larger than or equal to said diameter of said throughhole of said top layered sheet.
8. The dome switch according to any of claims 4-7, comprising:
a plurality of the single switches;
a spacer sheet being formed in positions corresponding to the plurality of said single switches with throughholes for ensuring contact between the electrode at back side of the front sheet and the electric contact of the electric circuit body in each of said single switches to prevent said front sheet from deformation, and located between said front sheet and said electric circuit body; and
an air communicating portion for communicating the throughholes in said spacer sheet with each other.
9. The dome switch according to claim 8, wherein the spacer sheet includes multi-layered sheets and the air communicating portion is provided on a spacer sheet other than a top layered spacer sheet at the front sheet side.
10. The dome switch according to claim 8 or 9, comprising;
an adhesive layer provided on a rear surface of the electric circuit body for fixing said dome switch on a mounting device; and
an air vent through the electric circuit body and the adhesive layer being communicated with the air communicating portion.
11. The dome switch according to any of claims 4-10, wherein a light emitting diode is mounted on a front sheet side surface of the electric circuit body, wherein the spacer sheet is provided with a light guide portion for receiving said light emitting diode and guiding a light of the diode to the front sheet, and wherein the front sheet has a light transmissible area which corresponds to said light guide portion and illuminated by the light emitting diode to provide a lighting area.
12. The dome switch according to claim 11, wherein a light diffusing device is provided between the light guiding portion and the lighting area.
13. The dome switch according to any of claims 4-12, wherein a chip-type component is mounted on a surface of the electric circuit body at the side of the front sheet and the spacer sheet has a chip type component receiving section for receiving said chip type component.
14. The dome switch according to claim 13, wherein the front sheet has a projection in a location corresponding to the chip type component receiving section of the spacer sheet.
15. The dome switch according to any of claims 1-13, wherein the electric circuit body is provided, on a rear surface thereof, with an adhesive layer for fixing a dome switch on a mounting device and a chip-type component is mounted on the rear surface of said electric circuit body and said adhesive layer is provided with a chip-type component receiving section corresponding to said chip component.
16. The dome switch according to any of claims 1-3, wherein the electric circuit body is provide therethrough with an air vent communicating from a space, formed with a domed projection and the electric circuit body, to a rear surface of said electric circuit body.
17. The dome switch according to claim 16, wherein the electric circuit body is provided, on a rear surface thereof, with an adhesive layer having an air vent corresponding to the air vent of said electric circuit body for fixing a dome switch on a mounting device.
18. The dome switch according to any of claims 1-17, comprising an operating device having an loading portion which is smaller than the convex portion of the single switch for pushing the convex portion and an operating portion which is larger than said convex portion.
19. A rocker-type combined switch comprising:
a rocker-type operating portion having two symmetrical shaped pushing portions at both ends thereof;
a rocker fulcrum portion supporting said rocker-type operating portion as a rocker fulcrum;
a dome switch having one or more single switches according to any of claim 1-17 respectively under said two pushing portions; and
an actuating pin for actuating respectively each convex portion of said one or more single switches by rocking motion of said rocker-type operating portion, wherein a loading portion of said actuating pin, abutting respectively on each convex portion of said single switches, is smaller than each corresponding convex portion of said single switches and said pushing portions are larger than convex portions of said single switches.
20. The rocker-type combined switch according to claim 19, wherein moving direction of the actuating pin for pushing the convex portion of the single switch is the same as stroke direction of said convex portion of said single switch.